diff --git a/adb/adb_utils.cpp b/adb/adb_utils.cpp
index f7b2e4e..fd61bda 100644
--- a/adb/adb_utils.cpp
+++ b/adb/adb_utils.cpp
@@ -33,6 +33,7 @@
 #include "adb_trace.h"
 #include "sysdeps.h"
 
+ADB_MUTEX_DEFINE(basename_lock);
 ADB_MUTEX_DEFINE(dirname_lock);
 
 bool getcwd(std::string* s) {
@@ -69,13 +70,31 @@
 }
 
 std::string adb_basename(const std::string& path) {
-  size_t base = path.find_last_of(OS_PATH_SEPARATORS);
-  return (base != std::string::npos) ? path.substr(base + 1) : path;
+  // Copy path because basename may modify the string passed in.
+  std::string result(path);
+
+  // Use lock because basename() may write to a process global and return a
+  // pointer to that. Note that this locking strategy only works if all other
+  // callers to dirname in the process also grab this same lock.
+  adb_mutex_lock(&basename_lock);
+
+  // Note that if std::string uses copy-on-write strings, &str[0] will cause
+  // the copy to be made, so there is no chance of us accidentally writing to
+  // the storage for 'path'.
+  char* name = basename(&result[0]);
+
+  // In case dirname returned a pointer to a process global, copy that string
+  // before leaving the lock.
+  result.assign(name);
+
+  adb_mutex_unlock(&basename_lock);
+
+  return result;
 }
 
 std::string adb_dirname(const std::string& path) {
   // Copy path because dirname may modify the string passed in.
-  std::string parent_storage(path);
+  std::string result(path);
 
   // Use lock because dirname() may write to a process global and return a
   // pointer to that. Note that this locking strategy only works if all other
@@ -85,11 +104,11 @@
   // Note that if std::string uses copy-on-write strings, &str[0] will cause
   // the copy to be made, so there is no chance of us accidentally writing to
   // the storage for 'path'.
-  char* parent = dirname(&parent_storage[0]);
+  char* parent = dirname(&result[0]);
 
   // In case dirname returned a pointer to a process global, copy that string
   // before leaving the lock.
-  const std::string result(parent);
+  result.assign(parent);
 
   adb_mutex_unlock(&dirname_lock);
 
@@ -115,9 +134,7 @@
   // - Recursive, so it uses stack space relative to number of directory
   //   components.
 
-  const std::string parent(adb_dirname(path));
-
-  if (directory_exists(parent)) {
+  if (directory_exists(path)) {
     return true;
   }
 
@@ -125,19 +142,21 @@
   // This can happen on Windows when walking up the directory hierarchy and not
   // finding anything that already exists (unlike POSIX that will eventually
   // find . or /).
+  const std::string parent(adb_dirname(path));
+
   if (parent == path) {
     errno = ENOENT;
     return false;
   }
 
-  // Recursively make parent directories of 'parent'.
+  // Recursively make parent directories of 'path'.
   if (!mkdirs(parent)) {
     return false;
   }
 
-  // Now that the parent directory hierarchy of 'parent' has been ensured,
+  // Now that the parent directory hierarchy of 'path' has been ensured,
   // create parent itself.
-  if (adb_mkdir(parent, 0775) == -1) {
+  if (adb_mkdir(path, 0775) == -1) {
     // Can't just check for errno == EEXIST because it might be a file that
     // exists.
     const int saved_errno = errno;
diff --git a/adb/adb_utils_test.cpp b/adb/adb_utils_test.cpp
index 4a2787a..93c20cb 100644
--- a/adb/adb_utils_test.cpp
+++ b/adb/adb_utils_test.cpp
@@ -102,6 +102,13 @@
 TEST(adb_utils, adb_basename) {
   EXPECT_EQ("sh", adb_basename("/system/bin/sh"));
   EXPECT_EQ("sh", adb_basename("sh"));
+  EXPECT_EQ("sh", adb_basename("/system/bin/sh/"));
+}
+
+TEST(adb_utils, adb_dirname) {
+  EXPECT_EQ("/system/bin", adb_dirname("/system/bin/sh"));
+  EXPECT_EQ(".", adb_dirname("sh"));
+  EXPECT_EQ("/system/bin", adb_dirname("/system/bin/sh/"));
 }
 
 TEST(adb_utils, parse_host_and_port) {
diff --git a/adb/commandline.cpp b/adb/commandline.cpp
index 8f0a7cc..785fef3 100644
--- a/adb/commandline.cpp
+++ b/adb/commandline.cpp
@@ -41,6 +41,7 @@
 
 #if !defined(_WIN32)
 #include <signal.h>
+#include <sys/ioctl.h>
 #include <termios.h>
 #include <unistd.h>
 #endif
@@ -247,17 +248,17 @@
 #if defined(_WIN32)
 
 // Implemented in sysdeps_win32.cpp.
-void stdin_raw_init(int fd);
-void stdin_raw_restore(int fd);
+void stdin_raw_init();
+void stdin_raw_restore();
 
 #else
 static termios g_saved_terminal_state;
 
-static void stdin_raw_init(int fd) {
-    if (tcgetattr(fd, &g_saved_terminal_state)) return;
+static void stdin_raw_init() {
+    if (tcgetattr(STDIN_FILENO, &g_saved_terminal_state)) return;
 
     termios tio;
-    if (tcgetattr(fd, &tio)) return;
+    if (tcgetattr(STDIN_FILENO, &tio)) return;
 
     cfmakeraw(&tio);
 
@@ -265,11 +266,11 @@
     tio.c_cc[VTIME] = 0;
     tio.c_cc[VMIN] = 1;
 
-    tcsetattr(fd, TCSAFLUSH, &tio);
+    tcsetattr(STDIN_FILENO, TCSAFLUSH, &tio);
 }
 
-static void stdin_raw_restore(int fd) {
-    tcsetattr(fd, TCSAFLUSH, &g_saved_terminal_state);
+static void stdin_raw_restore() {
+    tcsetattr(STDIN_FILENO, TCSAFLUSH, &g_saved_terminal_state);
 }
 #endif
 
@@ -358,7 +359,7 @@
     D("copy_to_file(%d -> %d)", inFd, outFd);
 
     if (inFd == STDIN_FILENO) {
-        stdin_raw_init(STDIN_FILENO);
+        stdin_raw_init();
 #ifdef _WIN32
         old_stdin_mode = _setmode(STDIN_FILENO, _O_BINARY);
         if (old_stdin_mode == -1) {
@@ -400,7 +401,7 @@
     }
 
     if (inFd == STDIN_FILENO) {
-        stdin_raw_restore(STDIN_FILENO);
+        stdin_raw_restore();
 #ifdef _WIN32
         if (_setmode(STDIN_FILENO, old_stdin_mode) == -1) {
             fatal_errno("could not restore stdin mode");
@@ -420,7 +421,44 @@
     free(buf);
 }
 
-namespace {
+static std::string format_host_command(const char* command,
+                                       TransportType type, const char* serial) {
+    if (serial) {
+        return android::base::StringPrintf("host-serial:%s:%s", serial, command);
+    }
+
+    const char* prefix = "host";
+    if (type == kTransportUsb) {
+        prefix = "host-usb";
+    } else if (type == kTransportLocal) {
+        prefix = "host-local";
+    }
+    return android::base::StringPrintf("%s:%s", prefix, command);
+}
+
+// Returns the FeatureSet for the indicated transport.
+static FeatureSet GetFeatureSet(TransportType transport_type, const char* serial) {
+    std::string result, error;
+    if (adb_query(format_host_command("features", transport_type, serial), &result, &error)) {
+        return StringToFeatureSet(result);
+    }
+    return FeatureSet();
+}
+
+static void send_window_size_change(int fd, std::unique_ptr<ShellProtocol>& shell) {
+#if !defined(_WIN32)
+    // Old devices can't handle window size changes.
+    if (shell == nullptr) return;
+
+    winsize ws;
+    if (ioctl(fd, TIOCGWINSZ, &ws) == -1) return;
+
+    // Send the new window size as human-readable ASCII for debugging convenience.
+    size_t l = snprintf(shell->data(), shell->data_capacity(), "%dx%d,%dx%d",
+                        ws.ws_row, ws.ws_col, ws.ws_xpixel, ws.ws_ypixel);
+    shell->Write(ShellProtocol::kIdWindowSizeChange, l + 1);
+#endif
+}
 
 // Used to pass multiple values to the stdin read thread.
 struct StdinReadArgs {
@@ -429,38 +467,56 @@
     std::unique_ptr<ShellProtocol> protocol;
 };
 
-}  // namespace
-
 // Loops to read from stdin and push the data to the given FD.
 // The argument should be a pointer to a StdinReadArgs object. This function
 // will take ownership of the object and delete it when finished.
-static void* stdin_read_thread(void* x) {
+static void* stdin_read_thread_loop(void* x) {
     std::unique_ptr<StdinReadArgs> args(reinterpret_cast<StdinReadArgs*>(x));
     int state = 0;
 
-    adb_thread_setname("stdin reader");
-
-#ifndef _WIN32
-    // Mask SIGTTIN in case we're in a backgrounded process
+#if !defined(_WIN32)
+    // Mask SIGTTIN in case we're in a backgrounded process.
     sigset_t sigset;
     sigemptyset(&sigset);
     sigaddset(&sigset, SIGTTIN);
     pthread_sigmask(SIG_BLOCK, &sigset, nullptr);
 #endif
 
+#if !defined(_WIN32)
+    // Unblock SIGWINCH for this thread, so our read(2) below will be
+    // interrupted if the window size changes.
+    sigset_t mask;
+    sigemptyset(&mask);
+    sigaddset(&mask, SIGWINCH);
+    pthread_sigmask(SIG_UNBLOCK, &mask, nullptr);
+#endif
+
+    // Set up the initial window size.
+    send_window_size_change(args->stdin_fd, args->protocol);
+
     char raw_buffer[1024];
     char* buffer_ptr = raw_buffer;
     size_t buffer_size = sizeof(raw_buffer);
-    if (args->protocol) {
+    if (args->protocol != nullptr) {
         buffer_ptr = args->protocol->data();
         buffer_size = args->protocol->data_capacity();
     }
 
     while (true) {
         // Use unix_read() rather than adb_read() for stdin.
-        D("stdin_read_thread(): pre unix_read(fdi=%d,...)", args->stdin_fd);
+        D("stdin_read_thread_loop(): pre unix_read(fdi=%d,...)", args->stdin_fd);
+#if !defined(_WIN32)
+#undef read
+        int r = read(args->stdin_fd, buffer_ptr, buffer_size);
+        if (r == -1 && errno == EINTR) {
+            send_window_size_change(args->stdin_fd, args->protocol);
+            continue;
+        }
+#define read ___xxx_read
+#else
         int r = unix_read(args->stdin_fd, buffer_ptr, buffer_size);
-        D("stdin_read_thread(): post unix_read(fdi=%d,...)", args->stdin_fd);
+#endif
+        D("stdin_read_thread_loop(): post unix_read(fdi=%d,...)", args->stdin_fd);
         if (r <= 0) {
             // Only devices using the shell protocol know to close subprocess
             // stdin. For older devices we want to just leave the connection
@@ -477,8 +533,8 @@
         // process starts ignoring the signal. SSH also does this, see the
         // "escape characters" section on the ssh man page for more info.
         if (args->raw_stdin) {
-            for (int n = 0; n < r; n++){
-                switch(buffer_ptr[n]) {
+            for (int n = 0; n < r; n++) {
+                switch (buffer_ptr[n]) {
                 case '\n':
                     state = 1;
                     break;
@@ -486,16 +542,16 @@
                     state = 1;
                     break;
                 case '~':
-                    if(state == 1) {
+                    if (state == 1) {
                         state++;
                     } else {
                         state = 0;
                     }
                     break;
                 case '.':
-                    if(state == 2) {
-                        stdin_raw_restore(args->stdin_fd);
-                        fprintf(stderr,"\n* disconnect *\n");
+                    if (state == 2) {
+                        fprintf(stderr,"\r\n* disconnect *\r\n");
+                        stdin_raw_restore();
                         exit(0);
                     }
                 default:
@@ -574,53 +630,121 @@
         args->protocol.reset(new ShellProtocol(args->write_fd));
     }
 
-    if (raw_stdin) {
-        stdin_raw_init(STDIN_FILENO);
-    }
+    if (raw_stdin) stdin_raw_init();
 
-    int exit_code = 0;
-    if (!adb_thread_create(stdin_read_thread, args)) {
+#if !defined(_WIN32)
+    // Ensure our process is notified if the local window size changes.
+    // We use sigaction(2) to ensure that the SA_RESTART flag is not set,
+    // because the whole reason we're sending signals is to unblock the read(2)!
+    // That also means we don't need to do anything in the signal handler:
+    // the side effect of delivering the signal is all we need.
+    struct sigaction sa;
+    memset(&sa, 0, sizeof(sa));
+    sa.sa_handler = [](int) {};
+    sa.sa_flags = 0;
+    sigaction(SIGWINCH, &sa, nullptr);
+
+    // Now block SIGWINCH in this thread (the main thread) and all threads spawned
+    // from it. The stdin read thread will unblock this signal to ensure that it's
+    // the thread that receives the signal.
+    sigset_t mask;
+    sigemptyset(&mask);
+    sigaddset(&mask, SIGWINCH);
+    pthread_sigmask(SIG_BLOCK, &mask, nullptr);
+#endif
+
+    // TODO: combine read_and_dump with stdin_read_thread to make life simpler?
+    int exit_code = 1;
+    if (!adb_thread_create(stdin_read_thread_loop, args)) {
         PLOG(ERROR) << "error starting stdin read thread";
-        exit_code = 1;
         delete args;
     } else {
         exit_code = read_and_dump(fd, use_shell_protocol);
     }
 
-    if (raw_stdin) {
-        stdin_raw_restore(STDIN_FILENO);
-    }
+    // TODO: properly exit stdin_read_thread_loop and close |fd|.
 
-    // TODO(dpursell): properly exit stdin_read_thread and close |fd|.
+    // TODO: we should probably install signal handlers for this.
+    // TODO: can we use atexit? even on Windows?
+    if (raw_stdin) stdin_raw_restore();
 
     return exit_code;
 }
 
+static int adb_shell(int argc, const char** argv,
+                     TransportType transport_type, const char* serial) {
+    FeatureSet features = GetFeatureSet(transport_type, serial);
 
-static std::string format_host_command(const char* command, TransportType type, const char* serial) {
-    if (serial) {
-        return android::base::StringPrintf("host-serial:%s:%s", serial, command);
+    bool use_shell_protocol = CanUseFeature(features, kFeatureShell2);
+    if (!use_shell_protocol) {
+        D("shell protocol not supported, using raw data transfer");
+    } else {
+        D("using shell protocol");
     }
 
-    const char* prefix = "host";
-    if (type == kTransportUsb) {
-        prefix = "host-usb";
-    } else if (type == kTransportLocal) {
-        prefix = "host-local";
+    // Parse shell-specific command-line options.
+    // argv[0] is always "shell".
+    --argc;
+    ++argv;
+    int t_arg_count = 0;
+    while (argc) {
+        if (!strcmp(argv[0], "-T") || !strcmp(argv[0], "-t")) {
+            if (!CanUseFeature(features, kFeatureShell2)) {
+                fprintf(stderr, "error: target doesn't support PTY args -Tt\n");
+                return 1;
+            }
+            // Like ssh, -t arguments are cumulative so that multiple -t's
+            // are needed to force a PTY.
+            if (argv[0][1] == 't') {
+                ++t_arg_count;
+            } else {
+                t_arg_count = -1;
+            }
+            --argc;
+            ++argv;
+        } else if (!strcmp(argv[0], "-x")) {
+            use_shell_protocol = false;
+            --argc;
+            ++argv;
+        } else {
+            break;
+        }
     }
-    return android::base::StringPrintf("%s:%s", prefix, command);
-}
 
-// Returns the FeatureSet for the indicated transport.
-static FeatureSet GetFeatureSet(TransportType transport_type,
-                                const char* serial) {
-    std::string result, error;
-
-    if (adb_query(format_host_command("features", transport_type, serial),
-                  &result, &error)) {
-        return StringToFeatureSet(result);
+    std::string shell_type_arg;
+    if (CanUseFeature(features, kFeatureShell2)) {
+        if (t_arg_count < 0) {
+            shell_type_arg = kShellServiceArgRaw;
+        } else if (t_arg_count == 0) {
+            // If stdin isn't a TTY, default to a raw shell; this lets
+            // things like `adb shell < my_script.sh` work as expected.
+            // Otherwise leave |shell_type_arg| blank which uses PTY for
+            // interactive shells and raw for non-interactive.
+            if (!unix_isatty(STDIN_FILENO)) {
+                shell_type_arg = kShellServiceArgRaw;
+            }
+        } else if (t_arg_count == 1) {
+            // A single -t arg isn't enough to override implicit -T.
+            if (!unix_isatty(STDIN_FILENO)) {
+                fprintf(stderr,
+                        "Remote PTY will not be allocated because stdin is not a terminal.\n"
+                        "Use multiple -t options to force remote PTY allocation.\n");
+                shell_type_arg = kShellServiceArgRaw;
+            } else {
+                shell_type_arg = kShellServiceArgPty;
+            }
+        } else {
+            shell_type_arg = kShellServiceArgPty;
+        }
     }
-    return FeatureSet();
+
+    std::string command;
+    if (argc) {
+        // We don't escape here, just like ssh(1). http://b/20564385.
+        command = android::base::Join(std::vector<const char*>(argv, argv + argc), ' ');
+    }
+
+    return RemoteShell(use_shell_protocol, shell_type_arg, command);
 }
 
 static int adb_download_buffer(const char *service, const char *fn, const void* data, unsigned sz,
@@ -950,7 +1074,6 @@
     if (argc < 2) return usage();
 
     adb_unlink(filename);
-    mkdirs(filename);
     int outFd = adb_creat(filename, 0640);
     if (outFd < 0) {
         fprintf(stderr, "adb: unable to open file %s\n", filename);
@@ -1343,94 +1466,8 @@
     else if (!strcmp(argv[0], "emu")) {
         return adb_send_emulator_command(argc, argv, serial);
     }
-    else if (!strcmp(argv[0], "shell") || !strcmp(argv[0], "hell")) {
-        char h = (argv[0][0] == 'h');
-
-        FeatureSet features = GetFeatureSet(transport_type, serial);
-
-        bool use_shell_protocol = CanUseFeature(features, kFeatureShell2);
-        if (!use_shell_protocol) {
-            D("shell protocol not supported, using raw data transfer");
-        } else {
-            D("using shell protocol");
-        }
-
-        // Parse shell-specific command-line options.
-        // argv[0] is always "shell".
-        --argc;
-        ++argv;
-        int t_arg_count = 0;
-        while (argc) {
-            if (!strcmp(argv[0], "-T") || !strcmp(argv[0], "-t")) {
-                if (!CanUseFeature(features, kFeatureShell2)) {
-                    fprintf(stderr, "error: target doesn't support PTY args -Tt\n");
-                    return 1;
-                }
-                // Like ssh, -t arguments are cumulative so that multiple -t's
-                // are needed to force a PTY.
-                if (argv[0][1] == 't') {
-                    ++t_arg_count;
-                } else {
-                    t_arg_count = -1;
-                }
-                --argc;
-                ++argv;
-            } else if (!strcmp(argv[0], "-x")) {
-                use_shell_protocol = false;
-                --argc;
-                ++argv;
-            } else {
-                break;
-            }
-        }
-
-        std::string shell_type_arg;
-        if (CanUseFeature(features, kFeatureShell2)) {
-            if (t_arg_count < 0) {
-                shell_type_arg = kShellServiceArgRaw;
-            } else if (t_arg_count == 0) {
-                // If stdin isn't a TTY, default to a raw shell; this lets
-                // things like `adb shell < my_script.sh` work as expected.
-                // Otherwise leave |shell_type_arg| blank which uses PTY for
-                // interactive shells and raw for non-interactive.
-                if (!unix_isatty(STDIN_FILENO)) {
-                    shell_type_arg = kShellServiceArgRaw;
-                }
-            } else if (t_arg_count == 1) {
-                // A single -t arg isn't enough to override implicit -T.
-                if (!unix_isatty(STDIN_FILENO)) {
-                    fprintf(stderr,
-                            "Remote PTY will not be allocated because stdin is not a terminal.\n"
-                            "Use multiple -t options to force remote PTY allocation.\n");
-                    shell_type_arg = kShellServiceArgRaw;
-                } else {
-                    shell_type_arg = kShellServiceArgPty;
-                }
-            } else {
-                shell_type_arg = kShellServiceArgPty;
-            }
-        }
-
-        std::string command;
-        if (argc) {
-            // We don't escape here, just like ssh(1). http://b/20564385.
-            command = android::base::Join(
-                    std::vector<const char*>(argv, argv + argc), ' ');
-        }
-
-        if (h) {
-            printf("\x1b[41;33m");
-            fflush(stdout);
-        }
-
-        r = RemoteShell(use_shell_protocol, shell_type_arg, command);
-
-        if (h) {
-            printf("\x1b[0m");
-            fflush(stdout);
-        }
-
-        return r;
+    else if (!strcmp(argv[0], "shell")) {
+        return adb_shell(argc, argv, transport_type, serial);
     }
     else if (!strcmp(argv[0], "exec-in") || !strcmp(argv[0], "exec-out")) {
         int exec_in = !strcmp(argv[0], "exec-in");
diff --git a/adb/fdevent.cpp b/adb/fdevent.cpp
index 4458c85..06eb34d 100644
--- a/adb/fdevent.cpp
+++ b/adb/fdevent.cpp
@@ -54,7 +54,7 @@
 
 struct PollNode {
   fdevent* fde;
-  pollfd pollfd;
+  ::pollfd pollfd;
 
   PollNode(fdevent* fde) : fde(fde) {
       memset(&pollfd, 0, sizeof(pollfd));
diff --git a/adb/file_sync_client.cpp b/adb/file_sync_client.cpp
index 6087c06..7f34ade 100644
--- a/adb/file_sync_client.cpp
+++ b/adb/file_sync_client.cpp
@@ -392,7 +392,12 @@
     if (!sc.SendRequest(ID_RECV, rpath)) return false;
 
     adb_unlink(lpath);
-    mkdirs(lpath);
+    if (!mkdirs(adb_dirname(lpath))) {
+        sc.Error("failed to create parent directory '%s': %s",
+                 adb_dirname(lpath).c_str(), strerror(errno));
+        return false;
+    }
+
     int lfd = adb_creat(lpath, 0644);
     if (lfd < 0) {
         sc.Error("cannot create '%s': %s", lpath, strerror(errno));
@@ -470,12 +475,28 @@
     bool skip;
 };
 
-static copyinfo mkcopyinfo(const char* spath, const char* dpath, const char* name, bool isdir) {
+static copyinfo mkcopyinfo(const std::string& spath, const std::string& dpath,
+                           const std::string& name, unsigned int mode) {
     copyinfo result;
-    result.src = android::base::StringPrintf(isdir ? "%s%s/" : "%s%s", spath, name);
-    result.dst = android::base::StringPrintf(isdir ? "%s%s/" : "%s%s", dpath, name);
+    result.src = spath;
+    result.dst = dpath;
+    if (result.src.back() != '/') {
+      result.src.push_back('/');
+    }
+    if (result.dst.back() != '/') {
+      result.dst.push_back('/');
+    }
+    result.src.append(name);
+    result.dst.append(name);
+
+    bool isdir = S_ISDIR(mode);
+    if (isdir) {
+        result.src.push_back('/');
+        result.dst.push_back('/');
+    }
+
     result.time = 0;
-    result.mode = 0;
+    result.mode = mode;
     result.size = 0;
     result.skip = false;
     return result;
@@ -485,89 +506,100 @@
     return name[0] == '.' && (name[1] == '\0' || (name[1] == '.' && name[2] == '\0'));
 }
 
-static int local_build_list(SyncConnection& sc, std::vector<copyinfo>* filelist,
-                            const char* lpath, const char* rpath) {
+static bool local_build_list(SyncConnection& sc, std::vector<copyinfo>* filelist,
+                             const std::string& lpath,
+                             const std::string& rpath) {
     std::vector<copyinfo> dirlist;
-    std::unique_ptr<DIR, int (*)(DIR*)> dir(opendir(lpath), closedir);
+    std::unique_ptr<DIR, int (*)(DIR*)> dir(opendir(lpath.c_str()), closedir);
     if (!dir) {
-        sc.Error("cannot open '%s': %s", lpath, strerror(errno));
-        return -1;
+        sc.Error("cannot open '%s': %s", lpath.c_str(), strerror(errno));
+        return false;
     }
 
+    bool empty_dir = true;
     dirent* de;
     while ((de = readdir(dir.get()))) {
-        if (IsDotOrDotDot(de->d_name)) continue;
-
-        char stat_path[PATH_MAX];
-        if (strlen(lpath) + strlen(de->d_name) + 1 > sizeof(stat_path)) {
-            sc.Error("skipping long path '%s%s'", lpath, de->d_name);
+        if (IsDotOrDotDot(de->d_name)) {
             continue;
         }
-        strcpy(stat_path, lpath);
-        strcat(stat_path, de->d_name);
+
+        empty_dir = false;
+        std::string stat_path = lpath + de->d_name;
 
         struct stat st;
-        if (!lstat(stat_path, &st)) {
+        if (!lstat(stat_path.c_str(), &st)) {
+            copyinfo ci = mkcopyinfo(lpath, rpath, de->d_name, st.st_mode);
             if (S_ISDIR(st.st_mode)) {
-                dirlist.push_back(mkcopyinfo(lpath, rpath, de->d_name, 1));
+                dirlist.push_back(ci);
             } else {
                 if (!S_ISREG(st.st_mode) && !S_ISLNK(st.st_mode)) {
-                    sc.Error("skipping special file '%s'", lpath);
+                    sc.Error("skipping special file '%s'", lpath.c_str());
                 } else {
-                    copyinfo ci = mkcopyinfo(lpath, rpath, de->d_name, 0);
                     ci.time = st.st_mtime;
-                    ci.mode = st.st_mode;
                     ci.size = st.st_size;
                     filelist->push_back(ci);
                 }
             }
         } else {
-            sc.Error("cannot lstat '%s': %s", stat_path, strerror(errno));
+            sc.Error("cannot lstat '%s': %s", stat_path.c_str(),
+                     strerror(errno));
         }
     }
 
     // Close this directory and recurse.
     dir.reset();
+
+    // Add the current directory to the list if it was empty, to ensure that
+    // it gets created.
+    if (empty_dir) {
+        // TODO(b/25566053): Make pushing empty directories work.
+        // TODO(b/25457350): We don't preserve permissions on directories.
+        sc.Error("skipping empty directory '%s'", lpath.c_str());
+        copyinfo ci = mkcopyinfo(adb_dirname(lpath), adb_dirname(rpath),
+                                 adb_basename(lpath), S_IFDIR);
+        ci.skip = true;
+        filelist->push_back(ci);
+        return true;
+    }
+
     for (const copyinfo& ci : dirlist) {
         local_build_list(sc, filelist, ci.src.c_str(), ci.dst.c_str());
     }
 
-    return 0;
+    return true;
 }
 
-static bool copy_local_dir_remote(SyncConnection& sc, const char* lpath, const char* rpath,
-                                  bool check_timestamps, bool list_only) {
+static bool copy_local_dir_remote(SyncConnection& sc, std::string lpath,
+                                  std::string rpath, bool check_timestamps,
+                                  bool list_only) {
+    // Make sure that both directory paths end in a slash.
+    // Both paths are known to exist, so they cannot be empty.
+    if (lpath.back() != '/') {
+        lpath.push_back('/');
+    }
+    if (rpath.back() != '/') {
+        rpath.push_back('/');
+    }
+
+    // Recursively build the list of files to copy.
     std::vector<copyinfo> filelist;
     int pushed = 0;
     int skipped = 0;
-
-    if ((lpath[0] == 0) || (rpath[0] == 0)) return false;
-    if (lpath[strlen(lpath) - 1] != '/') {
-        int  tmplen = strlen(lpath)+2;
-        char *tmp = reinterpret_cast<char*>(malloc(tmplen));
-        if(tmp == 0) return false;
-        snprintf(tmp, tmplen, "%s/",lpath);
-        lpath = tmp;
-    }
-    if (rpath[strlen(rpath) - 1] != '/') {
-        int tmplen = strlen(rpath)+2;
-        char *tmp = reinterpret_cast<char*>(malloc(tmplen));
-        if(tmp == 0) return false;
-        snprintf(tmp, tmplen, "%s/",rpath);
-        rpath = tmp;
-    }
-
-    if (local_build_list(sc, &filelist, lpath, rpath)) {
+    if (!local_build_list(sc, &filelist, lpath, rpath)) {
         return false;
     }
 
     if (check_timestamps) {
         for (const copyinfo& ci : filelist) {
-            if (!sc.SendRequest(ID_STAT, ci.dst.c_str())) return false;
+            if (!sc.SendRequest(ID_STAT, ci.dst.c_str())) {
+                return false;
+            }
         }
         for (copyinfo& ci : filelist) {
             unsigned int timestamp, mode, size;
-            if (!sync_finish_stat(sc, &timestamp, &mode, &size)) return false;
+            if (!sync_finish_stat(sc, &timestamp, &mode, &size)) {
+                return false;
+            }
             if (size == ci.size) {
                 /* for links, we cannot update the atime/mtime */
                 if ((S_ISREG(ci.mode & mode) && timestamp == ci.time) ||
@@ -581,11 +613,12 @@
     for (const copyinfo& ci : filelist) {
         if (!ci.skip) {
             if (list_only) {
-                fprintf(stderr, "would push: %s -> %s\n", ci.src.c_str(),
-                        ci.dst.c_str());
+                sc.Error("would push: %s -> %s", ci.src.c_str(),
+                         ci.dst.c_str());
             } else {
-                if (!sync_send(sc, ci.src.c_str(), ci.dst.c_str(), ci.time, ci.mode)) {
-                  return false;
+                if (!sync_send(sc, ci.src.c_str(), ci.dst.c_str(), ci.time,
+                               ci.mode)) {
+                    return false;
                 }
             }
             pushed++;
@@ -594,9 +627,9 @@
         }
     }
 
-    sc.Printf("%s: %d file%s pushed. %d file%s skipped.%s\n", rpath, pushed,
-              (pushed == 1) ? "" : "s", skipped, (skipped == 1) ? "" : "s",
-              sc.TransferRate().c_str());
+    sc.Printf("%s: %d file%s pushed. %d file%s skipped.%s\n", rpath.c_str(),
+              pushed, (pushed == 1) ? "" : "s", skipped,
+              (skipped == 1) ? "" : "s", sc.TransferRate().c_str());
     return true;
 }
 
@@ -653,21 +686,26 @@
 
 static bool remote_build_list(SyncConnection& sc,
                               std::vector<copyinfo>* filelist,
-                              const char* rpath, const char* lpath) {
+                              const std::string& rpath,
+                              const std::string& lpath) {
     std::vector<copyinfo> dirlist;
+    bool empty_dir = true;
 
     // Put the files/dirs in rpath on the lists.
     auto callback = [&](unsigned mode, unsigned size, unsigned time,
                         const char* name) {
-        if (S_ISDIR(mode)) {
-            // Don't try recursing down "." or "..".
-            if (IsDotOrDotDot(name)) return;
+        if (IsDotOrDotDot(name)) {
+            return;
+        }
 
-            dirlist.push_back(mkcopyinfo(rpath, lpath, name, 1));
+        // We found a child that isn't '.' or '..'.
+        empty_dir = false;
+
+        copyinfo ci = mkcopyinfo(rpath, lpath, name, mode);
+        if (S_ISDIR(mode)) {
+            dirlist.push_back(ci);
         } else if (S_ISREG(mode) || S_ISLNK(mode)) {
-            copyinfo ci = mkcopyinfo(rpath, lpath, name, 0);
             ci.time = time;
-            ci.mode = mode;
             ci.size = size;
             filelist->push_back(ci);
         } else {
@@ -676,10 +714,22 @@
         }
     };
 
-    if (!sync_ls(sc, rpath, callback)) {
+    if (!sync_ls(sc, rpath.c_str(), callback)) {
         return false;
     }
 
+    // Add the current directory to the list if it was empty, to ensure that
+    // it gets created.
+    if (empty_dir) {
+        auto rdname = adb_dirname(rpath);
+        auto ldname = adb_dirname(lpath);
+        auto rbasename = adb_basename(rpath);
+        auto lbasename = adb_basename(lpath);
+        filelist->push_back(mkcopyinfo(adb_dirname(rpath), adb_dirname(lpath),
+                                       adb_basename(rpath), S_IFDIR));
+        return true;
+    }
+
     // Recurse into each directory we found.
     while (!dirlist.empty()) {
         copyinfo current = dirlist.back();
@@ -706,20 +756,21 @@
     return r1 ? : r2;
 }
 
-static bool copy_remote_dir_local(SyncConnection& sc, const char* rpath, const char* lpath,
-                                  bool copy_attrs) {
+static bool copy_remote_dir_local(SyncConnection& sc, std::string rpath,
+                                  std::string lpath, bool copy_attrs) {
     // Make sure that both directory paths end in a slash.
-    std::string rpath_clean(rpath);
-    std::string lpath_clean(lpath);
-    if (rpath_clean.empty() || lpath_clean.empty()) return false;
-    if (rpath_clean.back() != '/') rpath_clean.push_back('/');
-    if (lpath_clean.back() != '/') lpath_clean.push_back('/');
+    // Both paths are known to exist, so they cannot be empty.
+    if (rpath.back() != '/') {
+        rpath.push_back('/');
+    }
+    if (lpath.back() != '/') {
+        lpath.push_back('/');
+    }
 
     // Recursively build the list of files to copy.
     sc.Print("pull: building file list...");
     std::vector<copyinfo> filelist;
-    if (!remote_build_list(sc, &filelist, rpath_clean.c_str(),
-                           lpath_clean.c_str())) {
+    if (!remote_build_list(sc, &filelist, rpath.c_str(), lpath.c_str())) {
         return false;
     }
 
@@ -728,6 +779,19 @@
     for (const copyinfo &ci : filelist) {
         if (!ci.skip) {
             sc.Printf("pull: %s -> %s", ci.src.c_str(), ci.dst.c_str());
+
+            if (S_ISDIR(ci.mode)) {
+                // Entry is for an empty directory, create it and continue.
+                // TODO(b/25457350): We don't preserve permissions on directories.
+                if (!mkdirs(ci.dst))  {
+                    sc.Error("failed to create directory '%s': %s",
+                             ci.dst.c_str(), strerror(errno));
+                    return false;
+                }
+                pulled++;
+                continue;
+            }
+
             if (!sync_recv(sc, ci.src.c_str(), ci.dst.c_str())) {
                 return false;
             }
@@ -742,9 +806,9 @@
         }
     }
 
-    sc.Printf("%s: %d file%s pulled. %d file%s skipped.%s\n", rpath, pulled,
-              (pulled == 1) ? "" : "s", skipped, (skipped == 1) ? "" : "s",
-              sc.TransferRate().c_str());
+    sc.Printf("%s: %d file%s pulled. %d file%s skipped.%s\n", rpath.c_str(),
+              pulled, (pulled == 1) ? "" : "s", skipped,
+              (skipped == 1) ? "" : "s", sc.TransferRate().c_str());
     return true;
 }
 
@@ -828,5 +892,5 @@
     SyncConnection sc;
     if (!sc.IsValid()) return false;
 
-    return copy_local_dir_remote(sc, lpath.c_str(), rpath.c_str(), true, list_only);
+    return copy_local_dir_remote(sc, lpath, rpath, true, list_only);
 }
diff --git a/adb/file_sync_service.cpp b/adb/file_sync_service.cpp
index 298ed82..7484a7c 100644
--- a/adb/file_sync_service.cpp
+++ b/adb/file_sync_service.cpp
@@ -32,6 +32,7 @@
 
 #include "adb.h"
 #include "adb_io.h"
+#include "adb_utils.h"
 #include "private/android_filesystem_config.h"
 
 #include <base/stringprintf.h>
@@ -53,8 +54,6 @@
     if (path[0] != '/') return false;
 
     std::vector<std::string> path_components = android::base::Split(path, "/");
-    path_components.pop_back(); // For "/system/bin/sh", only create "/system/bin".
-
     std::string partial_path;
     for (const auto& path_component : path_components) {
         if (partial_path.back() != OS_PATH_SEPARATOR) partial_path += OS_PATH_SEPARATOR;
@@ -149,7 +148,7 @@
 
     int fd = adb_open_mode(path, O_WRONLY | O_CREAT | O_EXCL | O_CLOEXEC, mode);
     if (fd < 0 && errno == ENOENT) {
-        if (!secure_mkdirs(path)) {
+        if (!secure_mkdirs(adb_dirname(path))) {
             SendSyncFailErrno(s, "secure_mkdirs failed");
             goto fail;
         }
@@ -244,7 +243,7 @@
 
     ret = symlink(&buffer[0], path.c_str());
     if (ret && errno == ENOENT) {
-        if (!secure_mkdirs(path)) {
+        if (!secure_mkdirs(adb_dirname(path))) {
             SendSyncFailErrno(s, "secure_mkdirs failed");
             return false;
         }
diff --git a/adb/mutex_list.h b/adb/mutex_list.h
index 79c48d8..b59c9f2 100644
--- a/adb/mutex_list.h
+++ b/adb/mutex_list.h
@@ -6,6 +6,7 @@
 #ifndef ADB_MUTEX
 #error ADB_MUTEX not defined when including this file
 #endif
+ADB_MUTEX(basename_lock)
 ADB_MUTEX(dirname_lock)
 ADB_MUTEX(socket_list_lock)
 ADB_MUTEX(transport_lock)
diff --git a/adb/shell_service.cpp b/adb/shell_service.cpp
index be5921d..e3fde26 100644
--- a/adb/shell_service.cpp
+++ b/adb/shell_service.cpp
@@ -513,6 +513,18 @@
 
         if (stdinout_sfd_.valid()) {
             switch (input_->id()) {
+                case ShellProtocol::kIdWindowSizeChange:
+                    int rows, cols, x_pixels, y_pixels;
+                    if (sscanf(input_->data(), "%dx%d,%dx%d",
+                               &rows, &cols, &x_pixels, &y_pixels) == 4) {
+                        winsize ws;
+                        ws.ws_row = rows;
+                        ws.ws_col = cols;
+                        ws.ws_xpixel = x_pixels;
+                        ws.ws_ypixel = y_pixels;
+                        ioctl(stdinout_sfd_.fd(), TIOCSWINSZ, &ws);
+                    }
+                    break;
                 case ShellProtocol::kIdStdin:
                     input_bytes_left_ = input_->data_length();
                     break;
@@ -531,8 +543,7 @@
                         // non-interactively which is rare and unsupported.
                         // If necessary, the client can manually close the shell
                         // with `exit` or by killing the adb client process.
-                        D("can't close input for PTY FD %d",
-                          stdinout_sfd_.fd());
+                        D("can't close input for PTY FD %d", stdinout_sfd_.fd());
                     }
                     break;
             }
diff --git a/adb/shell_service.h b/adb/shell_service.h
index 01410a9..63c00da 100644
--- a/adb/shell_service.h
+++ b/adb/shell_service.h
@@ -54,8 +54,15 @@
         kIdStdout = 1,
         kIdStderr = 2,
         kIdExit = 3,
-        kIdCloseStdin = 4,  // Close subprocess stdin if possible.
-        kIdInvalid = 255,  // Indicates an invalid or unknown packet.
+
+        // Close subprocess stdin if possible.
+        kIdCloseStdin = 4,
+
+        // Window size change (an ASCII version of struct winsize).
+        kIdWindowSizeChange = 5,
+
+        // Indicates an invalid or unknown packet.
+        kIdInvalid = 255,
     };
 
     // ShellPackets will probably be too large to allocate on the stack so they
diff --git a/adb/sysdeps_win32.cpp b/adb/sysdeps_win32.cpp
index d2e6cdb..e325889 100644
--- a/adb/sysdeps_win32.cpp
+++ b/adb/sysdeps_win32.cpp
@@ -3342,44 +3342,41 @@
 static DWORD _old_console_mode; // previous GetConsoleMode() result
 static HANDLE _console_handle;  // when set, console mode should be restored
 
-void stdin_raw_init(const int fd) {
-    if (STDIN_FILENO == fd) {
-        const HANDLE in = _get_console_handle(fd, &_old_console_mode);
+void stdin_raw_init() {
+    const HANDLE in = _get_console_handle(STDIN_FILENO, &_old_console_mode);
 
-        // Disable ENABLE_PROCESSED_INPUT so that Ctrl-C is read instead of
-        // calling the process Ctrl-C routine (configured by
-        // SetConsoleCtrlHandler()).
-        // Disable ENABLE_LINE_INPUT so that input is immediately sent.
-        // Disable ENABLE_ECHO_INPUT to disable local echo. Disabling this
-        // flag also seems necessary to have proper line-ending processing.
-        if (!SetConsoleMode(in, _old_console_mode & ~(ENABLE_PROCESSED_INPUT |
-            ENABLE_LINE_INPUT | ENABLE_ECHO_INPUT))) {
-            // This really should not fail.
-            D("stdin_raw_init: SetConsoleMode() failed: %s",
-              SystemErrorCodeToString(GetLastError()).c_str());
-        }
-
-        // Once this is set, it means that stdin has been configured for
-        // reading from and that the old console mode should be restored later.
-        _console_handle = in;
-
-        // Note that we don't need to configure C Runtime line-ending
-        // translation because _console_read() does not call the C Runtime to
-        // read from the console.
+    // Disable ENABLE_PROCESSED_INPUT so that Ctrl-C is read instead of
+    // calling the process Ctrl-C routine (configured by
+    // SetConsoleCtrlHandler()).
+    // Disable ENABLE_LINE_INPUT so that input is immediately sent.
+    // Disable ENABLE_ECHO_INPUT to disable local echo. Disabling this
+    // flag also seems necessary to have proper line-ending processing.
+    if (!SetConsoleMode(in, _old_console_mode & ~(ENABLE_PROCESSED_INPUT |
+                                                  ENABLE_LINE_INPUT |
+                                                  ENABLE_ECHO_INPUT))) {
+        // This really should not fail.
+        D("stdin_raw_init: SetConsoleMode() failed: %s",
+          SystemErrorCodeToString(GetLastError()).c_str());
     }
+
+    // Once this is set, it means that stdin has been configured for
+    // reading from and that the old console mode should be restored later.
+    _console_handle = in;
+
+    // Note that we don't need to configure C Runtime line-ending
+    // translation because _console_read() does not call the C Runtime to
+    // read from the console.
 }
 
-void stdin_raw_restore(const int fd) {
-    if (STDIN_FILENO == fd) {
-        if (_console_handle != NULL) {
-            const HANDLE in = _console_handle;
-            _console_handle = NULL;  // clear state
+void stdin_raw_restore() {
+    if (_console_handle != NULL) {
+        const HANDLE in = _console_handle;
+        _console_handle = NULL;  // clear state
 
-            if (!SetConsoleMode(in, _old_console_mode)) {
-                // This really should not fail.
-                D("stdin_raw_restore: SetConsoleMode() failed: %s",
-                  SystemErrorCodeToString(GetLastError()).c_str());
-            }
+        if (!SetConsoleMode(in, _old_console_mode)) {
+            // This really should not fail.
+            D("stdin_raw_restore: SetConsoleMode() failed: %s",
+              SystemErrorCodeToString(GetLastError()).c_str());
         }
     }
 }
diff --git a/crash_reporter/Android.mk b/crash_reporter/Android.mk
index c5ca4e4..81cb458 100644
--- a/crash_reporter/Android.mk
+++ b/crash_reporter/Android.mk
@@ -102,9 +102,13 @@
 LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/$(OSRELEASED_DIRECTORY)
 include $(BUILD_SYSTEM)/base_rules.mk
 
+# Optionally populate the BRILLO_CRASH_SERVER variable from a product
+# configuration file: brillo/crash_server.
+LOADED_BRILLO_CRASH_SERVER := $(call cfgtree-get-if-exists,brillo/crash_server)
+
 # If the crash server isn't set, use a blank value.  crash_sender
 # will log it as a configuration error.
-$(LOCAL_BUILT_MODULE): BRILLO_CRASH_SERVER ?= ""
+$(LOCAL_BUILT_MODULE): BRILLO_CRASH_SERVER ?= "$(LOADED_BRILLO_CRASH_SERVER)"
 $(LOCAL_BUILT_MODULE):
 	$(hide)mkdir -p $(dir $@)
 	echo $(BRILLO_CRASH_SERVER) > $@
diff --git a/fastboot/engine.cpp b/fastboot/engine.cpp
index 44796d7..d4be63b 100644
--- a/fastboot/engine.cpp
+++ b/fastboot/engine.cpp
@@ -130,6 +130,13 @@
     return a;
 }
 
+void fb_set_active(const char *slot)
+{
+    Action *a;
+    a = queue_action(OP_COMMAND, "set_active:%s", slot);
+    a->msg = mkmsg("Setting current slot to '%s'", slot);
+}
+
 void fb_queue_erase(const char *ptn)
 {
     Action *a;
diff --git a/fastboot/fastboot.cpp b/fastboot/fastboot.cpp
index 15dd67d..be30d81 100644
--- a/fastboot/fastboot.cpp
+++ b/fastboot/fastboot.cpp
@@ -42,12 +42,16 @@
 #include <sys/time.h>
 #include <sys/types.h>
 #include <unistd.h>
+#include <functional>
 
 #include <base/parseint.h>
 #include <base/strings.h>
 #include <sparse/sparse.h>
 #include <ziparchive/zip_archive.h>
 
+#include <base/strings.h>
+#include <base/parseint.h>
+
 #include "bootimg_utils.h"
 #include "fastboot.h"
 #include "fs.h"
@@ -273,6 +277,8 @@
             "                                           override the fs type and/or size\n"
             "                                           the bootloader reports.\n"
             "  getvar <variable>                        Display a bootloader variable.\n"
+            "  set_active <suffix>                      Sets the active slot. If slots are\n"
+            "                                           not supported, this does nothing.\n"
             "  boot <kernel> [ <ramdisk> [ <second> ] ] Download and boot kernel.\n"
             "  flash:raw boot <kernel> [ <ramdisk> [ <second> ] ]\n"
             "                                           Create bootimage and flash it.\n"
@@ -299,6 +305,13 @@
             "                                           (default: 2048).\n"
             "  -S <size>[K|M|G]                         Automatically sparse files greater\n"
             "                                           than 'size'. 0 to disable.\n"
+            "  --slot <suffix>                          Specify slot suffix to be used if the\n"
+            "                                           device supports slots. This will be\n"
+            "                                           added to all partition names that use\n"
+            "                                           slots. 'all' can be given to refer\n"
+            "                                           to all slots. If this is not given,\n"
+            "                                           slotted partitions will default to\n"
+            "                                           the current active slot.\n"
         );
 }
 
@@ -690,6 +703,80 @@
     }
 }
 
+static std::vector<std::string> get_suffixes(usb_handle* usb) {
+    std::vector<std::string> suffixes;
+    std::string suffix_list;
+    if (!fb_getvar(usb, "slot-suffixes", &suffix_list)) {
+        die("Could not get suffixes.\n");
+    }
+    return android::base::Split(suffix_list, ",");
+}
+
+static std::string verify_slot(usb_handle* usb, const char *slot) {
+    if (strcmp(slot, "all") == 0) {
+        return "all";
+    }
+    std::vector<std::string> suffixes = get_suffixes(usb);
+    for (const std::string &suffix : suffixes) {
+        if (suffix == slot)
+            return slot;
+    }
+    fprintf(stderr, "Slot %s does not exist. supported slots are:", slot);
+    for (const std::string &suffix : suffixes) {
+        fprintf(stderr, "%s\n", suffix.c_str());
+    }
+    exit(1);
+}
+
+static void do_for_partition(usb_handle* usb, const char *part, const char *slot, std::function<void(const std::string&)> func, bool force_slot) {
+    std::string partition_slot;
+    std::string current_slot;
+
+    if (!fb_getvar(usb, std::string("partition-slot:")+part, &partition_slot)) {
+        /* If partition-slot is not supported, the answer is no. */
+        partition_slot = "";
+    }
+    if (partition_slot == "1") {
+        if (!slot || slot[0] == 0) {
+            if (!fb_getvar(usb, "current-slot", &current_slot)) {
+                die("Failed to identify current slot.\n");
+            }
+            func(std::string(part) + '-' + current_slot);
+        } else {
+            func(std::string(part) + '-' + slot);
+        }
+    } else {
+        if (force_slot && slot && slot[0]) {
+             fprintf(stderr, "Warning: %s does not support slots, and slot %s was requested.\n", part, slot);
+        }
+        func(part);
+    }
+}
+
+/* This function will find the real partition name given a base name, and a slot. If slot is NULL or empty,
+ * it will use the current slot. If slot is "all", it will return a list of all possible partition names.
+ * If force_slot is true, it will fail if a slot is specified, and the given partition does not support slots.
+ */
+static void do_for_partitions(usb_handle* usb, const char *part, const char *slot, std::function<void(const std::string&)> func, bool force_slot) {
+    std::string partition_slot;
+
+    if (slot && strcmp(slot, "all") == 0) {
+        if (!fb_getvar(usb, std::string("partition-slot:") + part, &partition_slot)) {
+            die("Could not check if partition %s has slot.", part);
+        }
+        if (partition_slot == "1") {
+            std::vector<std::string> suffixes = get_suffixes(usb);
+            for (std::string &suffix : suffixes) {
+                do_for_partition(usb, part, suffix.c_str(), func, force_slot);
+            }
+        } else {
+            do_for_partition(usb, part, "", func, force_slot);
+        }
+    } else {
+        do_for_partition(usb, part, slot, func, force_slot);
+    }
+}
+
 static void do_flash(usb_handle* usb, const char* pname, const char* fname) {
     struct fastboot_buffer buf;
 
@@ -707,7 +794,7 @@
     fb_queue_command("signature", "installing signature");
 }
 
-static void do_update(usb_handle* usb, const char* filename, bool erase_first) {
+static void do_update(usb_handle* usb, const char* filename, const char* slot_override, bool erase_first) {
     queue_info_dump();
 
     fb_queue_query_save("product", cur_product, sizeof(cur_product));
@@ -740,15 +827,19 @@
         fastboot_buffer buf;
         int rc = load_buf_fd(usb, fd, &buf);
         if (rc) die("cannot load %s from flash", images[i].img_name);
-        do_update_signature(zip, images[i].sig_name);
-        if (erase_first && needs_erase(usb, images[i].part_name)) {
-            fb_queue_erase(images[i].part_name);
-        }
-        flash_buf(images[i].part_name, &buf);
-        /* not closing the fd here since the sparse code keeps the fd around
-         * but hasn't mmaped data yet. The tmpfile will get cleaned up when the
-         * program exits.
-         */
+
+        auto update = [&](const std::string &partition) {
+            do_update_signature(zip, images[i].sig_name);
+            if (erase_first && needs_erase(usb, partition.c_str())) {
+                fb_queue_erase(partition.c_str());
+            }
+            flash_buf(partition.c_str(), &buf);
+            /* not closing the fd here since the sparse code keeps the fd around
+             * but hasn't mmaped data yet. The tmpfile will get cleaned up when the
+             * program exits.
+             */
+        };
+        do_for_partitions(usb, images[i].part_name, slot_override, update, false);
     }
 
     CloseArchive(zip);
@@ -770,7 +861,7 @@
     fb_queue_command("signature", "installing signature");
 }
 
-static void do_flashall(usb_handle* usb, int erase_first) {
+static void do_flashall(usb_handle* usb, const char *slot_override, int erase_first) {
     queue_info_dump();
 
     fb_queue_query_save("product", cur_product, sizeof(cur_product));
@@ -792,11 +883,15 @@
                 continue;
             die("could not load %s\n", images[i].img_name);
         }
-        do_send_signature(fname);
-        if (erase_first && needs_erase(usb, images[i].part_name)) {
-            fb_queue_erase(images[i].part_name);
-        }
-        flash_buf(images[i].part_name, &buf);
+
+        auto flashall = [&](const std::string &partition) {
+            do_send_signature(fname);
+            if (erase_first && needs_erase(usb, partition.c_str())) {
+                fb_queue_erase(partition.c_str());
+            }
+            flash_buf(partition.c_str(), &buf);
+        };
+        do_for_partitions(usb, images[i].part_name, slot_override, flashall, false);
     }
 }
 
@@ -977,6 +1072,7 @@
     void *data;
     int64_t sz;
     int longindex;
+    std::string slot_override;
 
     const struct option longopts[] = {
         {"base", required_argument, 0, 'b'},
@@ -987,6 +1083,7 @@
         {"help", no_argument, 0, 'h'},
         {"unbuffered", no_argument, 0, 0},
         {"version", no_argument, 0, 0},
+        {"slot", required_argument, 0, 0},
         {0, 0, 0, 0}
     };
 
@@ -1061,6 +1158,8 @@
             } else if (strcmp("version", longopts[longindex].name) == 0) {
                 fprintf(stdout, "fastboot version %s\n", FASTBOOT_REVISION);
                 return 0;
+            } else if (strcmp("slot", longopts[longindex].name) == 0) {
+                slot_override = std::string(optarg);
             }
             break;
         default:
@@ -1088,6 +1187,8 @@
     }
 
     usb_handle* usb = open_device();
+    if (slot_override != "")
+        slot_override = verify_slot(usb, slot_override.c_str());
 
     while (argc > 0) {
         if (!strcmp(*argv, "getvar")) {
@@ -1097,14 +1198,17 @@
         } else if(!strcmp(*argv, "erase")) {
             require(2);
 
+            auto erase = [&](const std::string &partition) {
             std::string partition_type;
-            if (fb_getvar(usb, std::string("partition-type:") + argv[1], &partition_type) &&
-                fs_get_generator(partition_type) != nullptr) {
-                fprintf(stderr, "******** Did you mean to fastboot format this %s partition?\n",
-                        partition_type.c_str());
-            }
+                if (fb_getvar(usb, std::string("partition-type:") + argv[1], &partition_type) &&
+                    fs_get_generator(partition_type) != nullptr) {
+                    fprintf(stderr, "******** Did you mean to fastboot format this %s partition?\n",
+                            partition_type.c_str());
+                }
 
-            fb_queue_erase(argv[1]);
+                fb_queue_erase(partition.c_str());
+            };
+            do_for_partitions(usb, argv[1], slot_override.c_str(), erase, true);
             skip(2);
         } else if(!strncmp(*argv, "format", strlen("format"))) {
             char *overrides;
@@ -1132,10 +1236,14 @@
             }
             if (type_override && !type_override[0]) type_override = nullptr;
             if (size_override && !size_override[0]) size_override = nullptr;
-            if (erase_first && needs_erase(usb, argv[1])) {
-                fb_queue_erase(argv[1]);
-            }
-            fb_perform_format(usb, argv[1], 0, type_override, size_override);
+
+            auto format = [&](const std::string &partition) {
+                if (erase_first && needs_erase(usb, partition.c_str())) {
+                    fb_queue_erase(partition.c_str());
+                }
+                fb_perform_format(usb, partition.c_str(), 0, type_override, size_override);
+            };
+            do_for_partitions(usb, argv[1], slot_override.c_str(), format, true);
             skip(2);
         } else if(!strcmp(*argv, "signature")) {
             require(2);
@@ -1195,12 +1303,15 @@
                 skip(2);
             }
             if (fname == 0) die("cannot determine image filename for '%s'", pname);
-            if (erase_first && needs_erase(usb, pname)) {
-                fb_queue_erase(pname);
-            }
-            do_flash(usb, pname, fname);
+
+            auto flash = [&](const std::string &partition) {
+                if (erase_first && needs_erase(usb, partition.c_str())) {
+                    fb_queue_erase(partition.c_str());
+                }
+                do_flash(usb, partition.c_str(), fname);
+            };
+            do_for_partitions(usb, pname, slot_override.c_str(), flash, true);
         } else if(!strcmp(*argv, "flash:raw")) {
-            char *pname = argv[1];
             char *kname = argv[2];
             char *rname = 0;
             char *sname = 0;
@@ -1216,20 +1327,27 @@
             }
             data = load_bootable_image(kname, rname, sname, &sz, cmdline);
             if (data == 0) die("cannot load bootable image");
-            fb_queue_flash(pname, data, sz);
+            auto flashraw = [&](const std::string &partition) {
+                fb_queue_flash(partition.c_str(), data, sz);
+            };
+            do_for_partitions(usb, argv[1], slot_override.c_str(), flashraw, true);
         } else if(!strcmp(*argv, "flashall")) {
             skip(1);
-            do_flashall(usb, erase_first);
+            do_flashall(usb, slot_override.c_str(), erase_first);
             wants_reboot = 1;
         } else if(!strcmp(*argv, "update")) {
             if (argc > 1) {
-                do_update(usb, argv[1], erase_first);
+                do_update(usb, argv[1], slot_override.c_str(), erase_first);
                 skip(2);
             } else {
-                do_update(usb, "update.zip", erase_first);
+                do_update(usb, "update.zip", slot_override.c_str(), erase_first);
                 skip(1);
             }
             wants_reboot = 1;
+        } else if(!strcmp(*argv, "set_active")) {
+            require(2);
+            fb_set_active(argv[1]);
+            skip(2);
         } else if(!strcmp(*argv, "oem")) {
             argc = do_oem_command(argc, argv);
         } else if(!strcmp(*argv, "flashing")) {
diff --git a/fastboot/fastboot.h b/fastboot/fastboot.h
index 9e33531..784ec5c 100644
--- a/fastboot/fastboot.h
+++ b/fastboot/fastboot.h
@@ -64,6 +64,7 @@
 void fb_queue_notice(const char *notice);
 void fb_queue_wait_for_disconnect(void);
 int fb_execute_queue(usb_handle *usb);
+void fb_set_active(const char *slot);
 
 /* util stuff */
 double now();
diff --git a/fs_mgr/fs_mgr.c b/fs_mgr/fs_mgr.c
index c47a585..d754516 100644
--- a/fs_mgr/fs_mgr.c
+++ b/fs_mgr/fs_mgr.c
@@ -444,6 +444,7 @@
 {
     /* If this is block encryptable, need to trigger encryption */
     if (   (rec->fs_mgr_flags & MF_FORCECRYPT)
+        || (rec->fs_mgr_flags & MF_FORCEFDEORFBE)
         || (device_is_force_encrypted() && fs_mgr_is_encryptable(rec))) {
         if (umount(rec->mount_point) == 0) {
             return FS_MGR_MNTALL_DEV_NEEDS_ENCRYPTION;
@@ -881,7 +882,8 @@
         if (fstab->recs[i].fs_mgr_flags & MF_VOLDMANAGED) {
             continue;
         }
-        if (!(fstab->recs[i].fs_mgr_flags & (MF_CRYPT | MF_FORCECRYPT))) {
+        if (!(fstab->recs[i].fs_mgr_flags
+              & (MF_CRYPT | MF_FORCECRYPT | MF_FORCEFDEORFBE))) {
             continue;
         }
 
diff --git a/fs_mgr/fs_mgr_fstab.c b/fs_mgr/fs_mgr_fstab.c
index cf35b3f..c8c624d 100644
--- a/fs_mgr/fs_mgr_fstab.c
+++ b/fs_mgr/fs_mgr_fstab.c
@@ -64,6 +64,7 @@
     { "encryptable=",MF_CRYPT },
     { "forceencrypt=",MF_FORCECRYPT },
     { "fileencryption",MF_FILEENCRYPTION },
+    { "forcefdeorfbe=",MF_FORCEFDEORFBE },
     { "nonremovable",MF_NONREMOVABLE },
     { "voldmanaged=",MF_VOLDMANAGED},
     { "length=",     MF_LENGTH },
@@ -140,6 +141,11 @@
                      * location of the keys.  Get it and return it.
                      */
                     flag_vals->key_loc = strdup(strchr(p, '=') + 1);
+                } else if ((fl[i].flag == MF_FORCEFDEORFBE) && flag_vals) {
+                    /* The forcefdeorfbe flag is followed by an = and the
+                     * location of the keys.  Get it and return it.
+                     */
+                    flag_vals->key_loc = strdup(strchr(p, '=') + 1);
                 } else if ((fl[i].flag == MF_LENGTH) && flag_vals) {
                     /* The length flag is followed by an = and the
                      * size of the partition.  Get it and return it.
@@ -464,7 +470,7 @@
 
 int fs_mgr_is_encryptable(const struct fstab_rec *fstab)
 {
-    return fstab->fs_mgr_flags & (MF_CRYPT | MF_FORCECRYPT);
+    return fstab->fs_mgr_flags & (MF_CRYPT | MF_FORCECRYPT | MF_FORCEFDEORFBE);
 }
 
 int fs_mgr_is_file_encrypted(const struct fstab_rec *fstab)
@@ -472,6 +478,11 @@
     return fstab->fs_mgr_flags & MF_FILEENCRYPTION;
 }
 
+int fs_mgr_is_convertible_to_fbe(const struct fstab_rec *fstab)
+{
+    return fstab->fs_mgr_flags & MF_FORCEFDEORFBE;
+}
+
 int fs_mgr_is_noemulatedsd(const struct fstab_rec *fstab)
 {
     return fstab->fs_mgr_flags & MF_NOEMULATEDSD;
diff --git a/fs_mgr/fs_mgr_priv.h b/fs_mgr/fs_mgr_priv.h
index ba0e097..181b6cd 100644
--- a/fs_mgr/fs_mgr_priv.h
+++ b/fs_mgr/fs_mgr_priv.h
@@ -82,6 +82,7 @@
 #define MF_FILEENCRYPTION 0x2000
 #define MF_FORMATTABLE  0x4000
 #define MF_SLOTSELECT   0x8000
+#define MF_FORCEFDEORFBE 0x10000
 
 #define DM_BUF_SIZE 4096
 
diff --git a/fs_mgr/include/fs_mgr.h b/fs_mgr/include/fs_mgr.h
index 27fccf7..eb0a7fc 100644
--- a/fs_mgr/include/fs_mgr.h
+++ b/fs_mgr/include/fs_mgr.h
@@ -102,6 +102,7 @@
 int fs_mgr_is_verified(const struct fstab_rec *fstab);
 int fs_mgr_is_encryptable(const struct fstab_rec *fstab);
 int fs_mgr_is_file_encrypted(const struct fstab_rec *fstab);
+int fs_mgr_is_convertible_to_fbe(const struct fstab_rec *fstab);
 int fs_mgr_is_noemulatedsd(const struct fstab_rec *fstab);
 int fs_mgr_is_notrim(struct fstab_rec *fstab);
 int fs_mgr_is_formattable(struct fstab_rec *fstab);
diff --git a/include/system/radio.h b/include/system/radio.h
index a088526..9e291c8 100644
--- a/include/system/radio.h
+++ b/include/system/radio.h
@@ -94,6 +94,7 @@
     radio_rds_t         rds;        /* RDS variants supported */
     bool                ta;         /* Traffic Announcement supported */
     bool                af;         /* Alternate Frequency supported */
+    bool                ea;         /* Emergency announcements supported */
 } radio_hal_fm_band_config_t;
 
 /* Additional attributes for an AM band configuration */
@@ -184,6 +185,7 @@
     RADIO_EVENT_METADATA    = 4,  /* New meta data received */
     RADIO_EVENT_TA          = 5,  /* Traffic announcement start or stop */
     RADIO_EVENT_AF_SWITCH   = 6,  /* Switch to Alternate Frequency */
+    RADIO_EVENT_EA          = 7,  /* Emergency announcement start or stop */
     // begin framework only events
     RADIO_EVENT_CONTROL     = 100, /* loss/gain of tuner control */
     RADIO_EVENT_SERVER_DIED = 101, /* radio service died */
@@ -195,7 +197,8 @@
     radio_event_type_t  type;       /* event type */
     int                 status;     /* used by RADIO_EVENT_CONFIG, RADIO_EVENT_TUNED */
     union {
-        bool                    on;     /* RADIO_EVENT_ANTENNA, RADIO_EVENT_TA */
+        /* RADIO_EVENT_ANTENNA, RADIO_EVENT_TA, RADIO_EVENT_EA */
+        bool                    on;
         radio_hal_band_config_t config; /* RADIO_EVENT_CONFIG */
         radio_program_info_t    info;   /* RADIO_EVENT_TUNED, RADIO_EVENT_AF_SWITCH */
         radio_metadata_t        *metadata; /* RADIO_EVENT_METADATA */
diff --git a/include/system/window.h b/include/system/window.h
index 508ce00..9f6e951 100644
--- a/include/system/window.h
+++ b/include/system/window.h
@@ -25,6 +25,7 @@
 #include <sys/cdefs.h>
 #include <system/graphics.h>
 #include <unistd.h>
+#include <stdbool.h>
 
 #ifndef __UNUSED
 #define __UNUSED __attribute__((__unused__))
@@ -311,6 +312,7 @@
     NATIVE_WINDOW_SET_SIDEBAND_STREAM       = 18,
     NATIVE_WINDOW_SET_BUFFERS_DATASPACE     = 19,
     NATIVE_WINDOW_SET_SURFACE_DAMAGE        = 20,   /* private */
+    NATIVE_WINDOW_SET_SINGLE_BUFFER_MODE    = 21,
 };
 
 /* parameter for NATIVE_WINDOW_[API_][DIS]CONNECT */
@@ -949,6 +951,18 @@
             rects, numRects);
 }
 
+/*
+ * native_window_set_single_buffer_mode(..., bool singleBufferMode)
+ * Enable/disable single buffer mode
+ */
+static inline int native_window_set_single_buffer_mode(
+        struct ANativeWindow* window,
+        bool singleBufferMode)
+{
+    return window->perform(window, NATIVE_WINDOW_SET_SINGLE_BUFFER_MODE,
+            singleBufferMode);
+}
+
 __END_DECLS
 
 #endif /* SYSTEM_CORE_INCLUDE_ANDROID_WINDOW_H */
diff --git a/include/utils/LruCache.h b/include/utils/LruCache.h
index 20a379e..1741fb2 100644
--- a/include/utils/LruCache.h
+++ b/include/utils/LruCache.h
@@ -17,10 +17,9 @@
 #ifndef ANDROID_UTILS_LRU_CACHE_H
 #define ANDROID_UTILS_LRU_CACHE_H
 
+#include <memory>
 #include <unordered_set>
 
-#include <UniquePtr.h>
-
 #include "utils/TypeHelpers.h"  // hash_t
 
 namespace android {
@@ -91,7 +90,7 @@
         return result;
     }
 
-    UniquePtr<LruCacheSet> mSet;
+    std::unique_ptr<LruCacheSet> mSet;
     OnEntryRemoved<TKey, TValue>* mListener;
     Entry* mOldest;
     Entry* mYoungest;
diff --git a/init/init.cpp b/init/init.cpp
index a898b03..605674b 100644
--- a/init/init.cpp
+++ b/init/init.cpp
@@ -386,7 +386,7 @@
 
     struct dirent *dp;
     while ((dp = readdir(dir.get())) != NULL) {
-        if (dp->d_type != DT_REG || !strcmp(dp->d_name, "compatible")) {
+        if (dp->d_type != DT_REG || !strcmp(dp->d_name, "compatible") || !strcmp(dp->d_name, "name")) {
             continue;
         }
 
diff --git a/packagelistparser/Android.mk b/libpackagelistparser/Android.mk
similarity index 74%
rename from packagelistparser/Android.mk
rename to libpackagelistparser/Android.mk
index 802a3cb..c8be050 100644
--- a/packagelistparser/Android.mk
+++ b/libpackagelistparser/Android.mk
@@ -6,9 +6,9 @@
 LOCAL_MODULE := libpackagelistparser
 LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := packagelistparser.c
-LOCAL_COPY_HEADERS_TO := packagelistparser
-LOCAL_COPY_HEADERS := packagelistparser.h
 LOCAL_SHARED_LIBRARIES := liblog
+LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
+LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)/include
 
 LOCAL_CLANG := true
 LOCAL_SANITIZE := integer
@@ -22,9 +22,9 @@
 LOCAL_MODULE := libpackagelistparser
 LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := packagelistparser.c
-LOCAL_COPY_HEADERS_TO := packagelistparser
-LOCAL_COPY_HEADERS := packagelistparser.h
 LOCAL_STATIC_LIBRARIES := liblog
+LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
+LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)/include
 
 LOCAL_CLANG := true
 LOCAL_SANITIZE := integer
diff --git a/packagelistparser/packagelistparser.h b/libpackagelistparser/include/packagelistparser/packagelistparser.h
similarity index 100%
rename from packagelistparser/packagelistparser.h
rename to libpackagelistparser/include/packagelistparser/packagelistparser.h
diff --git a/packagelistparser/packagelistparser.c b/libpackagelistparser/packagelistparser.c
similarity index 98%
rename from packagelistparser/packagelistparser.c
rename to libpackagelistparser/packagelistparser.c
index 3e2539c..16052e2 100644
--- a/packagelistparser/packagelistparser.c
+++ b/libpackagelistparser/packagelistparser.c
@@ -29,7 +29,7 @@
 #define LOG_TAG "packagelistparser"
 #include <utils/Log.h>
 
-#include "packagelistparser.h"
+#include <packagelistparser/packagelistparser.h>
 
 #define CLOGE(fmt, ...) \
     do {\
diff --git a/libpixelflinger/Android.mk b/libpixelflinger/Android.mk
index 65a3fdf..9a937f8 100644
--- a/libpixelflinger/Android.mk
+++ b/libpixelflinger/Android.mk
@@ -50,6 +50,14 @@
 	arch-mips/t32cb16blend.S \
 
 endif
+
+PIXELFLINGER_SRC_FILES_mips64 := \
+        codeflinger/MIPSAssembler.cpp \
+	codeflinger/MIPS64Assembler.cpp \
+	codeflinger/mips64_disassem.c \
+	arch-mips64/col32cb16blend.S \
+	arch-mips64/t32cb16blend.S \
+
 #
 # Shared library
 #
@@ -59,6 +67,7 @@
 LOCAL_SRC_FILES_arm := $(PIXELFLINGER_SRC_FILES_arm)
 LOCAL_SRC_FILES_arm64 := $(PIXELFLINGER_SRC_FILES_arm64)
 LOCAL_SRC_FILES_mips := $(PIXELFLINGER_SRC_FILES_mips)
+LOCAL_SRC_FILES_mips64 := $(PIXELFLINGER_SRC_FILES_mips64)
 LOCAL_CFLAGS := $(PIXELFLINGER_CFLAGS)
 LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)/include
 LOCAL_C_INCLUDES += $(LOCAL_EXPORT_C_INCLUDE_DIRS) \
diff --git a/libpixelflinger/arch-mips/col32cb16blend.S b/libpixelflinger/arch-mips/col32cb16blend.S
new file mode 100644
index 0000000..5d18e55
--- /dev/null
+++ b/libpixelflinger/arch-mips/col32cb16blend.S
@@ -0,0 +1,134 @@
+/*
+** Copyright 2015, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+       .macro pixel dreg src f sR sG sB shift
+
+#if __mips==32 && __mips_isa_rev>=2
+       /* extract red */
+       ext $t4,\src,\shift+11,5
+       mul $t4,$t4,\f
+
+       /* extract green */
+       ext $t5,\src,\shift+5,6
+       mul $t5,$t5,\f
+
+       /* extract blue */
+       ext $t6,\src,\shift,5
+       mul $t6,$t6,\f
+#else
+       /* extract red */
+       srl $t4,\src,\shift+11
+       andi $t4, 0x1f
+       mul $t4,$t4,\f
+
+       /* extract green */
+       srl $t5,\src,\shift+5
+       andi $t5, 0x3f
+       mul $t5,$t5,\f
+
+       /* extract blue */
+       srl $t6,\src,\shift
+       andi $t6, 0x1f
+       mul $t6,$t6,\f
+#endif
+
+       srl $t4,$t4,8
+       srl $t5,$t5,8
+       srl $t6,$t6,8
+       addu $t4,$t4,\sR
+       addu $t5,$t5,\sG
+       addu \dreg,$t6,\sB
+       sll $t4,$t4,11
+       sll $t5,$t5,5
+       or \dreg,\dreg,$t4
+       or \dreg,\dreg,$t5
+       andi \dreg, 0xffff
+       .endm
+
+       .text
+       .align
+
+       .global scanline_col32cb16blend_mips
+       .ent    scanline_col32cb16blend_mips
+scanline_col32cb16blend_mips:
+
+       /* check if count is zero */
+       srl     $v0,$a1,24 /* sA */
+       beqz    $a2,done
+       li      $t4, 0x100
+       srl     $v1,$v0,7
+       addu    $v0,$v1,$v0
+       subu    $v0,$t4,$v0 /* f */
+#if __mips==32 && __mips_isa_rev>=2
+       ext     $a3,$a1,3,5 /* sR */
+       ext     $t0,$a1,10,6 /* sG */
+       ext     $t1,$a1,19,5 /* sB */
+#else
+       srl     $a3, $a1, 3
+       andi    $a3, 0x1f    /* sR */
+       srl     $t0, $a1, 10
+       andi    $t0, 0x3f    /* sG */
+       srl     $t1, $a1, 19
+       andi    $t1, 0x1f    /* sB */
+#endif
+
+       /* check if cnt is at least 4 */
+       addiu   $a2,$a2,-4
+       bltz    $a2,tail
+
+loop_4pixels:
+       lw      $t7,0($a0)
+       lw      $t8,4($a0)
+       addiu   $a0,$a0,8
+       addiu   $a2,$a2,-4
+       pixel   $t2 $t7 $v0 $a3 $t0 $t1 0
+       pixel   $t3 $t7 $v0 $a3 $t0 $t1 16
+#if __mips==32 && __mips_isa_rev>=2
+       ins     $t2,$t3,16,16
+#else
+       sll $t3, 16
+       or  $t2, $t2, $t3
+#endif
+       pixel   $t7 $t8 $v0 $a3 $t0 $t1 0
+       pixel   $t3 $t8 $v0 $a3 $t0 $t1 16
+#if __mips==32 && __mips_isa_rev>=2
+       ins     $t7,$t3,16,16
+#else
+       sll $t3, 16
+       or  $t7, $t7, $t3
+#endif
+       sw      $t2,-8($a0)
+       sw      $t7,-4($a0)
+       bgez    $a2, loop_4pixels
+
+tail:
+       /* the pixel count underran, restore it now */
+       addiu   $a2,$a2,4
+
+       /* handle the last 0..3 pixels */
+       beqz    $a2,done
+
+loop_1pixel:
+       lhu     $t7,0($a0)
+       addiu   $a0,$a0,2
+       addiu   $a2,$a2,-1
+       pixel   $t2 $t7 $v0 $a3 $t0 $t1 0
+       sh      $t2, -2($a0)
+       bnez    $a2,loop_1pixel
+
+done:
+       j       $ra
+       .end    scanline_col32cb16blend_mips
diff --git a/libpixelflinger/arch-mips/t32cb16blend.S b/libpixelflinger/arch-mips/t32cb16blend.S
index c911fbb..236a2c9 100644
--- a/libpixelflinger/arch-mips/t32cb16blend.S
+++ b/libpixelflinger/arch-mips/t32cb16blend.S
@@ -33,232 +33,241 @@
  */
 
 #if __mips==32 && __mips_isa_rev>=2
-	.macro pixel dreg src fb shift
-	/*
-	 * sA = s >> 24
-	 * f = 0x100 - (sA + (sA>>7))
-	 */
-DBG	.set	noat
-DBG	rdhwr	$at,$2
-DBG	.set	at
+    .macro pixel dreg src fb shift
+    /*
+     * sA = s >> 24
+     * f = 0x100 - (sA + (sA>>7))
+     */
+DBG .set    noat
+DBG rdhwr   $at,$2
+DBG .set    at
 
-	srl	$t7,\src,24
-	srl	$t6,$t7,7
-	addu	$t7,$t6
-	li	$t6,0x100
-	subu	$t7,$t6,$t7
+    srl  $t7,\src,24
+    srl  $t6,$t7,7
+    addu $t7,$t6
+    li   $t6,0x100
+    subu $t7,$t6,$t7
 
-	/* red */
-	ext	$t8,\dreg,\shift+6+5,5			# dst[\shift:15..11]
-	mul	$t6,$t8,$t7
-	ext	$t0,\dreg,\shift+5,6			# start green extraction dst[\shift:10..5]
-	ext	$t8,\src,3,5				# src[7..3]
-	srl	$t6,8
-	addu	$t8,$t6
-	ins	\fb,$t8,\shift+6+5,5			# dst[\shift:15..11]
+    /* red */
+    ext  $t8,\dreg,\shift+6+5,5         # dst[\shift:15..11]
+    mul  $t6,$t8,$t7
+    ext  $t0,\dreg,\shift+5,6           # start green extraction dst[\shift:10..5]
+    ext  $t8,\src,3,5               # src[7..3]
+    srl  $t6,8
+    addu $t8,$t6
+.if \shift!=0
+    sll  $t8,\shift+11
+    or   \fb,$t8
+.else
+    sll  \fb,$t8,11
+.endif
 
-        /* green */
-	mul	$t8,$t0,$t7
-	ext	$t0,\dreg,\shift,5			# start blue extraction dst[\shift:4..0]
-	ext	$t6,\src,2+8,6				# src[15..10]
-	srl	$t8,8
-        addu	$t8,$t6
+    /* green */
+    mul  $t8,$t0,$t7
+    ext  $t0,\dreg,\shift,5         # start blue extraction dst[\shift:4..0]
+    ext  $t6,\src,2+8,6             # src[15..10]
+    srl  $t8,8
+    addu $t8,$t6
 
-	/* blue */
-	mul	$t0,$t0,$t7
-	ins	\fb,$t8,\shift+5,6			# finish green insertion dst[\shift:10..5]
-	ext	$t6,\src,(3+8+8),5
-	srl	$t8,$t0,8
-	addu	$t8,$t6
-	ins	\fb,$t8,\shift,5
+    /* blue */
+    mul  $t0,$t0,$t7
+    sll  $t8, $t8, \shift+5
+    or   \fb, \fb, $t8
+    ext  $t6,\src,(3+8+8),5
+    srl  $t8,$t0,8
+    addu $t8,$t6
+    sll  $t8, $t8, \shift
+    or   \fb, \fb, $t8
 
-DBG	.set	noat
-DBG	rdhwr	$t8,$2
-DBG	subu	$t8,$at
-DBG	sltu	$at,$t8,$v0
-DBG	movn	$v0,$t8,$at
-DBG	sgtu	$at,$t8,$v1
-DBG	movn	$v1,$t8,$at
-DBG	.set	at
-	.endm
+DBG .set    noat
+DBG rdhwr $t8,$2
+DBG subu  $t8,$at
+DBG sltu  $at,$t8,$v0
+DBG movn  $v0,$t8,$at
+DBG sgtu  $at,$t8,$v1
+DBG movn  $v1,$t8,$at
+DBG .set    at
+    .endm
 
 #else
 
-	.macro pixel dreg src fb shift
-	/*
-	 * sA = s >> 24
-	 * f = 0x100 - (sA + (sA>>7))
-	 */
-DBG	.set	push
-DBG	.set	noat
-DBG	.set	mips32r2
-DBG 	rdhwr	$at,$2
-DBG	.set	pop
+    .macro pixel dreg src fb shift
+    /*
+     * sA = s >> 24
+     * f = 0x100 - (sA + (sA>>7))
+     */
+DBG .set    push
+DBG .set    noat
+DBG .set    mips32r2
+DBG rdhwr   $at,$2
+DBG .set    pop
 
-	srl	$t7,\src,24
-	srl	$t6,$t7,7
-	addu	$t7,$t6
-	li	$t6,0x100
-	subu	$t7,$t6,$t7
+    srl  $t7,\src,24
+    srl  $t6,$t7,7
+    addu $t7,$t6
+    li   $t6,0x100
+    subu $t7,$t6,$t7
 
-	/*
-	 * red
-	 * dR = (d >> (6 + 5)) & 0x1f;
-	 * dR = (f*dR)>>8
-	 * sR = (s >> (   3)) & 0x1f;
-	 * sR += dR
-	 * fb |= sR << 11
-	 */
-	srl	$t8,\dreg,\shift+6+5
+    /*
+     * red
+     * dR = (d >> (6 + 5)) & 0x1f;
+     * dR = (f*dR)>>8
+     * sR = (s >> (   3)) & 0x1f;
+     * sR += dR
+     * fb |= sR << 11
+     */
+    srl  $t8,\dreg,\shift+6+5
 .if \shift==0
-	and     $t8,0x1f
+    and  $t8,0x1f
 .endif
-	mul	$t8,$t8,$t7
-	srl	$t6,\src,3
-	and	$t6,0x1f
-	srl	$t8,8
-	addu	$t8,$t6
+    mul  $t8,$t8,$t7
+    srl  $t6,\src,3
+    and  $t6,0x1f
+    srl  $t8,8
+    addu $t8,$t6
 .if \shift!=0
-	sll	$t8,\shift+11
-	or	\fb,$t8
+    sll  $t8,\shift+11
+    or   \fb,$t8
 .else
-	sll	\fb,$t8,11
+    sll  \fb,$t8,11
 .endif
 
         /*
-	 * green
-	 * dG = (d >> 5) & 0x3f
-	 * dG = (f*dG) >> 8
-	 * sG = (s >> ( 8+2))&0x3F;
-	 */
-	srl	$t8,\dreg,\shift+5
-        and	$t8,0x3f
-	mul	$t8,$t8,$t7
-        srl	$t6,\src,8+2
-        and     $t6,0x3f
-	srl	$t8,8
-        addu	$t8,$t6
-	sll	$t8,\shift + 5
-	or	\fb,$t8
+     * green
+     * dG = (d >> 5) & 0x3f
+     * dG = (f*dG) >> 8
+     * sG = (s >> ( 8+2))&0x3F;
+     */
+    srl  $t8,\dreg,\shift+5
+    and  $t8,0x3f
+    mul  $t8,$t8,$t7
+    srl  $t6,\src,8+2
+    and  $t6,0x3f
+    srl  $t8,8
+    addu $t8,$t6
+    sll  $t8,\shift + 5
+    or   \fb,$t8
 
-	/* blue */
+    /* blue */
 .if \shift!=0
-	srl	$t8,\dreg,\shift
-	and	$t8,0x1f
+    srl  $t8,\dreg,\shift
+    and  $t8,0x1f
 .else
-	and	$t8,\dreg,0x1f
+    and  $t8,\dreg,0x1f
 .endif
-	mul	$t8,$t8,$t7
-	srl	$t6,\src,(8+8+3)
-	and	$t6,0x1f
-	srl	$t8,8
-	addu	$t8,$t6
+    mul  $t8,$t8,$t7
+    srl  $t6,\src,(8+8+3)
+    and  $t6,0x1f
+    srl  $t8,8
+    addu $t8,$t6
 .if \shift!=0
-	sll	$t8,\shift
+    sll  $t8,\shift
 .endif
-	or	\fb,$t8
-DBG	.set	push
-DBG	.set	noat
-DBG	.set	mips32r2
-DBG	rdhwr	$t8,$2
-DBG	subu	$t8,$at
-DBG	sltu	$at,$t8,$v0
-DBG	movn	$v0,$t8,$at
-DBG	sgtu	$at,$t8,$v1
-DBG	movn	$v1,$t8,$at
-DBG	.set	pop
-	.endm
+    or   \fb,$t8
+DBG .set    push
+DBG .set    noat
+DBG .set    mips32r2
+DBG rdhwr   $t8,$2
+DBG subu    $t8,$at
+DBG sltu    $at,$t8,$v0
+DBG movn    $v0,$t8,$at
+DBG sgtu    $at,$t8,$v1
+DBG movn    $v1,$t8,$at
+DBG .set    pop
+    .endm
 #endif
 
-	.text
-	.align
+    .text
+    .align
 
-	.global scanline_t32cb16blend_mips
-	.ent	scanline_t32cb16blend_mips
+    .global scanline_t32cb16blend_mips
+    .ent    scanline_t32cb16blend_mips
 scanline_t32cb16blend_mips:
-DBG	li	$v0,0xffffffff
-DBG	li	$v1,0
-	/* Align the destination if necessary */
-	and	$t0,$a0,3
-	beqz	$t0,aligned
+DBG li    $v0,0xffffffff
+DBG li    $v1,0
+    /* Align the destination if necessary */
+    and   $t0,$a0,3
+    beqz  $t0,aligned
 
-	/* as long as there is at least one pixel */
-	beqz	$a2,done
+    /* as long as there is at least one pixel */
+    beqz  $a2,done
 
-	lw	$t4,($a1)
-	addu	$a0,2
-	addu	$a1,4
-	beqz	$t4,1f
-	lhu	$t3,-2($a0)
-	pixel   $t3,$t4,$t1,0
-	sh	$t1,-2($a0)
-1:	subu	$a2,1
+    lw    $t4,($a1)
+    addu  $a0,2
+    addu  $a1,4
+    beqz  $t4,1f
+    lhu   $t3,-2($a0)
+    pixel $t3,$t4,$t1,0
+    sh    $t1,-2($a0)
+1:  subu  $a2,1
 
 aligned:
-	/* Check to see if its worth unrolling the loop */
-	subu	$a2,4
-	bltz	$a2,tail
+    /* Check to see if its worth unrolling the loop */
+    subu  $a2,4
+    bltz  $a2,tail
 
-	/* Process 4 pixels at a time */
+    /* Process 4 pixels at a time */
 fourpixels:
-	/* 1st pair of pixels */
-	lw	$t4,0($a1)
-	lw	$t5,4($a1)
-	addu	$a0,8
-	addu	$a1,16
+    /* 1st pair of pixels */
+    lw    $t4,0($a1)
+    lw    $t5,4($a1)
+    addu  $a0,8
+    addu  $a1,16
 
-	/* both are zero, skip this pair */
-	or	$t3,$t4,$t5
-	beqz	$t3,1f
+    /* both are zero, skip this pair */
+    or    $t3,$t4,$t5
+    beqz  $t3,1f
 
-	/* load the destination */
-	lw	$t3,-8($a0)
+    /* load the destination */
+    lw    $t3,-8($a0)
 
-	pixel	$t3,$t4,$t1,0
-	pixel	$t3,$t5,$t1,16
-	sw	$t1,-8($a0)
+    pixel $t3,$t4,$t1,0
+    andi  $t1, 0xFFFF
+    pixel $t3,$t5,$t1,16
+    sw    $t1,-8($a0)
 
 1:
-	/* 2nd pair of pixels */
-	lw	$t4,-8($a1)
-	lw	$t5,-4($a1)
+    /* 2nd pair of pixels */
+    lw    $t4,-8($a1)
+    lw    $t5,-4($a1)
 
-	/* both are zero, skip this pair */
-	or	$t3,$t4,$t5
-	beqz	$t3,1f
+    /* both are zero, skip this pair */
+    or    $t3,$t4,$t5
+    beqz  $t3,1f
 
-	/* load the destination */
-	lw	$t3,-4($a0)
+    /* load the destination */
+    lw    $t3,-4($a0)
 
-	pixel	$t3,$t4,$t1,0
-	pixel	$t3,$t5,$t1,16
-	sw	$t1,-4($a0)
+    pixel $t3,$t4,$t1,0
+    andi  $t1, 0xFFFF
+    pixel $t3,$t5,$t1,16
+    sw    $t1,-4($a0)
 
-1:	subu    $a2,4
-	bgtz	$a2,fourpixels
+1:  subu  $a2,4
+    bgtz  $a2,fourpixels
 
 tail:
-	/* the pixel count underran, restore it now */
-	addu	$a2,4
+    /* the pixel count underran, restore it now */
+    addu  $a2,4
 
-	/* handle the last 0..3 pixels */
-	beqz	$a2,done
+    /* handle the last 0..3 pixels */
+    beqz  $a2,done
 onepixel:
-	lw	$t4,($a1)
-	addu	$a0,2
-	addu	$a1,4
-	beqz	$t4,1f
-	lhu	$t3,-2($a0)
-	pixel   $t3,$t4,$t1,0
-	sh	$t1,-2($a0)
-1:	subu	$a2,1
-	bnez	$a2,onepixel
+    lw    $t4,($a1)
+    addu  $a0,2
+    addu  $a1,4
+    beqz  $t4,1f
+    lhu   $t3,-2($a0)
+    pixel $t3,$t4,$t1,0
+    sh    $t1,-2($a0)
+1:  subu  $a2,1
+    bnez  $a2,onepixel
 done:
-DBG	.set    push
-DBG	.set    mips32r2
-DBG 	rdhwr	$a0,$3
-DBG 	mul	$v0,$a0
-DBG 	mul	$v1,$a0
-DBG	.set    pop
-	j	$ra
-	.end	scanline_t32cb16blend_mips
+DBG .set    push
+DBG .set    mips32r2
+DBG rdhwr   $a0,$3
+DBG mul     $v0,$a0
+DBG mul     $v1,$a0
+DBG .set    pop
+    j     $ra
+    .end    scanline_t32cb16blend_mips
diff --git a/libpixelflinger/arch-mips64/col32cb16blend.S b/libpixelflinger/arch-mips64/col32cb16blend.S
new file mode 100644
index 0000000..fea4491
--- /dev/null
+++ b/libpixelflinger/arch-mips64/col32cb16blend.S
@@ -0,0 +1,108 @@
+/*
+** Copyright 2015, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+    .macro pixel dreg src f sR sG sB shift
+
+    /* extract red */
+.if \shift < 32
+    dext   $t0,\src,\shift+11,5
+.else
+    dextu  $t0,\src,\shift+11,5
+.endif
+    mul    $t0,$t0,\f
+
+    /* extract green */
+.if \shift < 32
+    dext   $t1,\src,\shift+5,6
+.else
+    dextu  $t1,\src,\shift+5,6
+.endif
+    mul    $t1,$t1,\f
+
+    /* extract blue */
+.if \shift < 32
+    dext   $t2,\src,\shift,5
+.else
+    dextu  $t2,\src,\shift,5
+.endif
+    mul    $t2,$t2,\f
+
+    srl    $t0,$t0,8
+    srl    $t1,$t1,8
+    srl    $t2,$t2,8
+    addu   $t0,$t0,\sR
+    addu   $t1,$t1,\sG
+    addu   \dreg,$t2,\sB
+    sll    $t0,$t0,11
+    sll    $t1,$t1,5
+    or     \dreg,\dreg,$t0
+    or     \dreg,\dreg,$t1
+    .endm
+
+    .text
+    .align
+
+    .global scanline_col32cb16blend_mips64
+    .ent    scanline_col32cb16blend_mips64
+scanline_col32cb16blend_mips64:
+
+    /* check if count is zero */
+    srl     $v0,$a1,24 /* sA */
+    beqz    $a2,done
+    li      $t0, 0x100
+    srl     $v1,$v0,7
+    addu    $v0,$v1,$v0
+    subu    $v0,$t0,$v0 /* f */
+    ext     $a3,$a1,3,5 /* sR */
+    ext     $a4,$a1,10,6 /* sG */
+    ext     $a5,$a1,19,5 /* sB */
+
+    /* check if cnt is at least 4 */
+    addiu   $a2,$a2,-4
+    bltz    $a2,tail
+
+loop_4pixels:
+    ld      $t3,0($a0)
+    daddiu  $a0,$a0,8
+    addiu   $a2,$a2,-4
+    pixel   $a6 $t3 $v0 $a3 $a4 $a5 0
+    pixel   $a7 $t3 $v0 $a3 $a4 $a5 16
+    pixel   $t8 $t3 $v0 $a3 $a4 $a5 32
+    pixel   $t9 $t3 $v0 $a3 $a4 $a5 48
+    dins    $a6,$a7,16,16
+    dinsu   $a6,$t8,32,16
+    dinsu   $a6,$t9,48,16
+    sd      $a6,-8($a0)
+    bgez    $a2, loop_4pixels
+
+tail:
+    /* the pixel count underran, restore it now */
+    addiu   $a2,$a2,4
+
+    /* handle the last 0..3 pixels */
+    beqz    $a2,done
+
+loop_1pixel:
+    lhu     $t3,0($a0)
+    daddiu  $a0,$a0,2
+    addiu   $a2,$a2,-1
+    pixel   $a6 $t3 $v0 $a3 $a4 $a5 0
+    sh      $a6, -2($a0)
+    bnez    $a2,loop_1pixel
+
+done:
+    j       $ra
+    .end    scanline_col32cb16blend_mips64
diff --git a/libpixelflinger/arch-mips64/t32cb16blend.S b/libpixelflinger/arch-mips64/t32cb16blend.S
new file mode 100644
index 0000000..d2f4d49
--- /dev/null
+++ b/libpixelflinger/arch-mips64/t32cb16blend.S
@@ -0,0 +1,172 @@
+/*
+** Copyright 2015, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+#ifdef DEBUG
+#define DBG
+#else
+#define DBG #
+#endif
+
+/*
+ * blend one of 2 16bpp RGB pixels held in dreg selected by shift
+ * with the 32bpp ABGR pixel held in src and store the result in fb
+ *
+ * Assumes that the dreg data is little endian and that
+ * the the second pixel (shift==16) will be merged into
+ * the fb result
+ *
+ * Uses $a4,$t2,$t3,$t8
+ */
+
+    .macro pixel dreg src fb shift
+    /*
+     * sA = s >> 24
+     * f = 0x100 - (sA + (sA>>7))
+     */
+    srl     $t3,\src,24
+    srl     $t2,$t3,7
+    addu    $t3,$t2
+    li      $t2,0x100
+    subu    $t3,$t2,$t3
+
+    /* red */
+    ext     $t8,\dreg,\shift+6+5,5                  # dst[\shift:15..11]
+    mul     $t2,$t8,$t3
+    ext     $a4,\dreg,\shift+5,6                    # start green extraction dst[\shift:10..5]
+    ext     $t8,\src,3,5                            # src[7..3]
+    srl     $t2,8
+    addu    $t8,$t2
+.if \shift!=0
+    sll     $t8,\shift+11                           # dst[\shift:15..11]
+    or      \fb,$t8
+.else
+    sll     \fb,$t8,11
+.endif
+
+    /* green */
+    mul     $t8,$a4,$t3
+    ext     $a4,\dreg,\shift,5                      # start blue extraction dst[\shift:4..0]
+    ext     $t2,\src,2+8,6                          # src[15..10]
+    srl     $t8,8
+    addu    $t8,$t2
+
+    /* blue */
+    mul     $a4,$a4,$t3
+    sll     $t8, $t8, \shift+5                  # finish green insertion dst[\shift:10..5]
+    or      \fb, \fb, $t8
+    ext     $t2,\src,(3+8+8),5
+    srl     $t8,$a4,8
+    addu    $t8,$t2
+    sll     $t8, $t8, \shift
+    or      \fb, \fb, $t8
+    .endm
+
+    .text
+    .align
+
+    .global scanline_t32cb16blend_mips64
+    .ent    scanline_t32cb16blend_mips64
+scanline_t32cb16blend_mips64:
+    daddiu  $sp, $sp, -40
+DBG li      $v0,0xffffffff
+DBG li      $v1,0
+    /* Align the destination if necessary */
+    and     $a4,$a0,3
+    beqz    $a4,aligned
+
+    /* as long as there is at least one pixel */
+    beqz    $a2,done
+
+    lw      $t0,($a1)
+    daddu   $a0,2
+    daddu   $a1,4
+    beqz    $t0,1f
+    lhu     $a7,-2($a0)
+    pixel   $a7,$t0,$a5,0
+    sh      $a5,-2($a0)
+1:  subu    $a2,1
+
+aligned:
+    /* Check to see if its worth unrolling the loop */
+    subu    $a2,4
+    bltz    $a2,tail
+
+    /* Process 4 pixels at a time */
+fourpixels:
+    /* 1st pair of pixels */
+    lw      $t0,0($a1)
+    lw      $t1,4($a1)
+    daddu   $a0,8
+    daddu   $a1,16
+
+    /* both are zero, skip this pair */
+    or      $a7,$t0,$t1
+    beqz    $a7,1f
+
+    /* load the destination */
+    lw      $a7,-8($a0)
+
+    pixel   $a7,$t0,$a5,0
+    andi    $a5, 0xFFFF
+    pixel   $a7,$t1,$a5,16
+    sw      $a5,-8($a0)
+
+1:
+    /* 2nd pair of pixels */
+    lw      $t0,-8($a1)
+    lw      $t1,-4($a1)
+
+    /* both are zero, skip this pair */
+    or      $a7,$t0,$t1
+    beqz    $a7,1f
+
+    /* load the destination */
+    lw      $a7,-4($a0)
+
+    pixel   $a7,$t0,$a5,0
+    andi    $a5, 0xFFFF
+    pixel   $a7,$t1,$a5,16
+    sw      $a5,-4($a0)
+
+1:  subu    $a2,4
+    bgtz    $a2,fourpixels
+
+tail:
+    /* the pixel count underran, restore it now */
+    addu    $a2,4
+
+    /* handle the last 0..3 pixels */
+    beqz    $a2,done
+onepixel:
+    lw      $t0,($a1)
+    daddu   $a0,2
+    daddu   $a1,4
+    beqz    $t0,1f
+    lhu     $a7,-2($a0)
+    pixel   $a7,$t0,$a5,0
+    sh      $a5,-2($a0)
+1:  subu    $a2,1
+    bnez    $a2,onepixel
+done:
+DBG .set    push
+DBG .set    mips32r2
+DBG rdhwr   $a0,$3
+DBG mul     $v0,$a0
+DBG mul     $v1,$a0
+DBG .set    pop
+    daddiu  $sp, $sp, 40
+    j       $ra
+    .end    scanline_t32cb16blend_mips64
diff --git a/libpixelflinger/codeflinger/ARMAssemblerInterface.h b/libpixelflinger/codeflinger/ARMAssemblerInterface.h
index 40cbfcf..72935ac 100644
--- a/libpixelflinger/codeflinger/ARMAssemblerInterface.h
+++ b/libpixelflinger/codeflinger/ARMAssemblerInterface.h
@@ -63,7 +63,7 @@
     };
 
     enum {
-        CODEGEN_ARCH_ARM = 1, CODEGEN_ARCH_MIPS, CODEGEN_ARCH_ARM64
+        CODEGEN_ARCH_ARM = 1, CODEGEN_ARCH_MIPS, CODEGEN_ARCH_ARM64, CODEGEN_ARCH_MIPS64
     };
 
     // -----------------------------------------------------------------------
@@ -115,7 +115,8 @@
     // data processing...
     enum {
         opAND, opEOR, opSUB, opRSB, opADD, opADC, opSBC, opRSC, 
-        opTST, opTEQ, opCMP, opCMN, opORR, opMOV, opBIC, opMVN
+        opTST, opTEQ, opCMP, opCMN, opORR, opMOV, opBIC, opMVN,
+        opADD64, opSUB64
     };
 
     virtual void
diff --git a/libpixelflinger/codeflinger/GGLAssembler.cpp b/libpixelflinger/codeflinger/GGLAssembler.cpp
index 325caba..346779f 100644
--- a/libpixelflinger/codeflinger/GGLAssembler.cpp
+++ b/libpixelflinger/codeflinger/GGLAssembler.cpp
@@ -893,7 +893,8 @@
         return;
     }
     
-    if (getCodegenArch() == CODEGEN_ARCH_MIPS) {
+    if ((getCodegenArch() == CODEGEN_ARCH_MIPS) ||
+        (getCodegenArch() == CODEGEN_ARCH_MIPS64)) {
         // MIPS can do 16-bit imm in 1 instr, 32-bit in 3 instr
         // the below ' while (mask)' code is buggy on mips
         // since mips returns true on isValidImmediate()
@@ -1057,7 +1058,8 @@
 RegisterAllocator::RegisterFile::RegisterFile(int codegen_arch)
     : mRegs(0), mTouched(0), mStatus(0), mArch(codegen_arch), mRegisterOffset(0)
 {
-    if (mArch == ARMAssemblerInterface::CODEGEN_ARCH_MIPS) {
+    if ((mArch == ARMAssemblerInterface::CODEGEN_ARCH_MIPS) ||
+        (mArch == ARMAssemblerInterface::CODEGEN_ARCH_MIPS64)) {
         mRegisterOffset = 2;    // ARM has regs 0..15, MIPS offset to 2..17
     }
     reserve(ARMAssemblerInterface::SP);
@@ -1067,7 +1069,8 @@
 RegisterAllocator::RegisterFile::RegisterFile(const RegisterFile& rhs, int codegen_arch)
     : mRegs(rhs.mRegs), mTouched(rhs.mTouched), mArch(codegen_arch), mRegisterOffset(0)
 {
-    if (mArch == ARMAssemblerInterface::CODEGEN_ARCH_MIPS) {
+    if ((mArch == ARMAssemblerInterface::CODEGEN_ARCH_MIPS) ||
+        (mArch == ARMAssemblerInterface::CODEGEN_ARCH_MIPS64)) {
         mRegisterOffset = 2;    // ARM has regs 0..15, MIPS offset to 2..17
     }
 }
diff --git a/libpixelflinger/codeflinger/MIPS64Assembler.cpp b/libpixelflinger/codeflinger/MIPS64Assembler.cpp
new file mode 100644
index 0000000..a5305cc
--- /dev/null
+++ b/libpixelflinger/codeflinger/MIPS64Assembler.cpp
@@ -0,0 +1,1452 @@
+/* libs/pixelflinger/codeflinger/MIPS64Assembler.cpp
+**
+** Copyright 2015, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+
+/* MIPS64 assembler and ARM->MIPS64 assembly translator
+**
+** The approach is utilize MIPSAssembler generator, using inherited MIPS64Assembler
+** that overrides just the specific MIPS64r6 instructions.
+** For now ArmToMips64Assembler is copied over from ArmToMipsAssembler class,
+** changing some MIPS64r6 related stuff.
+**
+*/
+
+
+#define LOG_TAG "MIPS64Assembler"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <cutils/log.h>
+#include <cutils/properties.h>
+
+#if defined(WITH_LIB_HARDWARE)
+#include <hardware_legacy/qemu_tracing.h>
+#endif
+
+#include <private/pixelflinger/ggl_context.h>
+
+#include "MIPS64Assembler.h"
+#include "CodeCache.h"
+#include "mips64_disassem.h"
+
+
+#define NOT_IMPLEMENTED()  LOG_ALWAYS_FATAL("Arm instruction %s not yet implemented\n", __func__)
+
+
+// ----------------------------------------------------------------------------
+
+namespace android {
+
+// ----------------------------------------------------------------------------
+#if 0
+#pragma mark -
+#pragma mark ArmToMips64Assembler...
+#endif
+
+ArmToMips64Assembler::ArmToMips64Assembler(const sp<Assembly>& assembly,
+                                           char *abuf, int linesz, int instr_count)
+    :   ARMAssemblerInterface(),
+        mArmDisassemblyBuffer(abuf),
+        mArmLineLength(linesz),
+        mArmInstrCount(instr_count),
+        mInum(0),
+        mAssembly(assembly)
+{
+    mMips = new MIPS64Assembler(assembly, this);
+    mArmPC = (uint32_t **) malloc(ARM_MAX_INSTUCTIONS * sizeof(uint32_t *));
+    init_conditional_labels();
+}
+
+ArmToMips64Assembler::ArmToMips64Assembler(void* assembly)
+    :   ARMAssemblerInterface(),
+        mArmDisassemblyBuffer(NULL),
+        mInum(0),
+        mAssembly(NULL)
+{
+    mMips = new MIPS64Assembler(assembly, this);
+    mArmPC = (uint32_t **) malloc(ARM_MAX_INSTUCTIONS * sizeof(uint32_t *));
+    init_conditional_labels();
+}
+
+ArmToMips64Assembler::~ArmToMips64Assembler()
+{
+    delete mMips;
+    free((void *) mArmPC);
+}
+
+uint32_t* ArmToMips64Assembler::pc() const
+{
+    return mMips->pc();
+}
+
+uint32_t* ArmToMips64Assembler::base() const
+{
+    return mMips->base();
+}
+
+void ArmToMips64Assembler::reset()
+{
+    cond.labelnum = 0;
+    mInum = 0;
+    mMips->reset();
+}
+
+int ArmToMips64Assembler::getCodegenArch()
+{
+    return CODEGEN_ARCH_MIPS64;
+}
+
+void ArmToMips64Assembler::comment(const char* string)
+{
+    mMips->comment(string);
+}
+
+void ArmToMips64Assembler::label(const char* theLabel)
+{
+    mMips->label(theLabel);
+}
+
+void ArmToMips64Assembler::disassemble(const char* name)
+{
+    mMips->disassemble(name);
+}
+
+void ArmToMips64Assembler::init_conditional_labels()
+{
+    int i;
+    for (i=0;i<99; ++i) {
+        sprintf(cond.label[i], "cond_%d", i);
+    }
+}
+
+
+
+#if 0
+#pragma mark -
+#pragma mark Prolog/Epilog & Generate...
+#endif
+
+void ArmToMips64Assembler::prolog()
+{
+    mArmPC[mInum++] = pc();  // save starting PC for this instr
+
+    mMips->DADDIU(R_sp, R_sp, -(5 * 8));
+    mMips->SD(R_s0, R_sp, 0);
+    mMips->SD(R_s1, R_sp, 8);
+    mMips->SD(R_s2, R_sp, 16);
+    mMips->SD(R_s3, R_sp, 24);
+    mMips->SD(R_s4, R_sp, 32);
+    mMips->MOVE(R_v0, R_a0);    // move context * passed in a0 to v0 (arm r0)
+}
+
+void ArmToMips64Assembler::epilog(uint32_t touched)
+{
+    mArmPC[mInum++] = pc();  // save starting PC for this instr
+
+    mMips->LD(R_s0, R_sp, 0);
+    mMips->LD(R_s1, R_sp, 8);
+    mMips->LD(R_s2, R_sp, 16);
+    mMips->LD(R_s3, R_sp, 24);
+    mMips->LD(R_s4, R_sp, 32);
+    mMips->DADDIU(R_sp, R_sp, (5 * 8));
+    mMips->JR(R_ra);
+
+}
+
+int ArmToMips64Assembler::generate(const char* name)
+{
+    return mMips->generate(name);
+}
+
+void ArmToMips64Assembler::fix_branches()
+{
+    mMips->fix_branches();
+}
+
+uint32_t* ArmToMips64Assembler::pcForLabel(const char* label)
+{
+    return mMips->pcForLabel(label);
+}
+
+void ArmToMips64Assembler::set_condition(int mode, int R1, int R2) {
+    if (mode == 2) {
+        cond.type = SBIT_COND;
+    } else {
+        cond.type = CMP_COND;
+    }
+    cond.r1 = R1;
+    cond.r2 = R2;
+}
+
+//----------------------------------------------------------
+
+#if 0
+#pragma mark -
+#pragma mark Addressing modes & shifters...
+#endif
+
+
+// do not need this for MIPS, but it is in the Interface (virtual)
+int ArmToMips64Assembler::buildImmediate(
+        uint32_t immediate, uint32_t& rot, uint32_t& imm)
+{
+    // for MIPS, any 32-bit immediate is OK
+    rot = 0;
+    imm = immediate;
+    return 0;
+}
+
+// shifters...
+
+bool ArmToMips64Assembler::isValidImmediate(uint32_t immediate)
+{
+    // for MIPS, any 32-bit immediate is OK
+    return true;
+}
+
+uint32_t ArmToMips64Assembler::imm(uint32_t immediate)
+{
+    amode.value = immediate;
+    return AMODE_IMM;
+}
+
+uint32_t ArmToMips64Assembler::reg_imm(int Rm, int type, uint32_t shift)
+{
+    amode.reg = Rm;
+    amode.stype = type;
+    amode.value = shift;
+    return AMODE_REG_IMM;
+}
+
+uint32_t ArmToMips64Assembler::reg_rrx(int Rm)
+{
+    // reg_rrx mode is not used in the GLLAssember code at this time
+    return AMODE_UNSUPPORTED;
+}
+
+uint32_t ArmToMips64Assembler::reg_reg(int Rm, int type, int Rs)
+{
+    // reg_reg mode is not used in the GLLAssember code at this time
+    return AMODE_UNSUPPORTED;
+}
+
+
+// addressing modes...
+// LDR(B)/STR(B)/PLD (immediate and Rm can be negative, which indicate U=0)
+uint32_t ArmToMips64Assembler::immed12_pre(int32_t immed12, int W)
+{
+    LOG_ALWAYS_FATAL_IF(abs(immed12) >= 0x800,
+                        "LDR(B)/STR(B)/PLD immediate too big (%08x)",
+                        immed12);
+    amode.value = immed12;
+    amode.writeback = W;
+    return AMODE_IMM_12_PRE;
+}
+
+uint32_t ArmToMips64Assembler::immed12_post(int32_t immed12)
+{
+    LOG_ALWAYS_FATAL_IF(abs(immed12) >= 0x800,
+                        "LDR(B)/STR(B)/PLD immediate too big (%08x)",
+                        immed12);
+
+    amode.value = immed12;
+    return AMODE_IMM_12_POST;
+}
+
+uint32_t ArmToMips64Assembler::reg_scale_pre(int Rm, int type,
+        uint32_t shift, int W)
+{
+    LOG_ALWAYS_FATAL_IF(W | type | shift, "reg_scale_pre adv modes not yet implemented");
+
+    amode.reg = Rm;
+    // amode.stype = type;      // more advanced modes not used in GGLAssembler yet
+    // amode.value = shift;
+    // amode.writeback = W;
+    return AMODE_REG_SCALE_PRE;
+}
+
+uint32_t ArmToMips64Assembler::reg_scale_post(int Rm, int type, uint32_t shift)
+{
+    LOG_ALWAYS_FATAL("adr mode reg_scale_post not yet implemented\n");
+    return AMODE_UNSUPPORTED;
+}
+
+// LDRH/LDRSB/LDRSH/STRH (immediate and Rm can be negative, which indicate U=0)
+uint32_t ArmToMips64Assembler::immed8_pre(int32_t immed8, int W)
+{
+    LOG_ALWAYS_FATAL("adr mode immed8_pre not yet implemented\n");
+
+    LOG_ALWAYS_FATAL_IF(abs(immed8) >= 0x100,
+                        "LDRH/LDRSB/LDRSH/STRH immediate too big (%08x)",
+                        immed8);
+    return AMODE_IMM_8_PRE;
+}
+
+uint32_t ArmToMips64Assembler::immed8_post(int32_t immed8)
+{
+    LOG_ALWAYS_FATAL_IF(abs(immed8) >= 0x100,
+                        "LDRH/LDRSB/LDRSH/STRH immediate too big (%08x)",
+                        immed8);
+    amode.value = immed8;
+    return AMODE_IMM_8_POST;
+}
+
+uint32_t ArmToMips64Assembler::reg_pre(int Rm, int W)
+{
+    LOG_ALWAYS_FATAL_IF(W, "reg_pre writeback not yet implemented");
+    amode.reg = Rm;
+    return AMODE_REG_PRE;
+}
+
+uint32_t ArmToMips64Assembler::reg_post(int Rm)
+{
+    LOG_ALWAYS_FATAL("adr mode reg_post not yet implemented\n");
+    return AMODE_UNSUPPORTED;
+}
+
+
+
+// ----------------------------------------------------------------------------
+
+#if 0
+#pragma mark -
+#pragma mark Data Processing...
+#endif
+
+
+static const char * const dpOpNames[] = {
+    "AND", "EOR", "SUB", "RSB", "ADD", "ADC", "SBC", "RSC",
+    "TST", "TEQ", "CMP", "CMN", "ORR", "MOV", "BIC", "MVN"
+};
+
+// check if the operand registers from a previous CMP or S-bit instruction
+// would be overwritten by this instruction. If so, move the value to a
+// safe register.
+// Note that we cannot tell at _this_ instruction time if a future (conditional)
+// instruction will _also_ use this value (a defect of the simple 1-pass, one-
+// instruction-at-a-time translation). Therefore we must be conservative and
+// save the value before it is overwritten. This costs an extra MOVE instr.
+
+void ArmToMips64Assembler::protectConditionalOperands(int Rd)
+{
+    if (Rd == cond.r1) {
+        mMips->MOVE(R_cmp, cond.r1);
+        cond.r1 = R_cmp;
+    }
+    if (cond.type == CMP_COND && Rd == cond.r2) {
+        mMips->MOVE(R_cmp2, cond.r2);
+        cond.r2 = R_cmp2;
+    }
+}
+
+
+// interprets the addressing mode, and generates the common code
+// used by the majority of data-processing ops. Many MIPS instructions
+// have a register-based form and a different immediate form. See
+// opAND below for an example. (this could be inlined)
+//
+// this works with the imm(), reg_imm() methods above, which are directly
+// called by the GLLAssembler.
+// note: _signed parameter defaults to false (un-signed)
+// note: tmpReg parameter defaults to 1, MIPS register AT
+int ArmToMips64Assembler::dataProcAdrModes(int op, int& source, bool _signed, int tmpReg)
+{
+    if (op < AMODE_REG) {
+        source = op;
+        return SRC_REG;
+    } else if (op == AMODE_IMM) {
+        if ((!_signed && amode.value > 0xffff)
+                || (_signed && ((int)amode.value < -32768 || (int)amode.value > 32767) )) {
+            mMips->LUI(tmpReg, (amode.value >> 16));
+            if (amode.value & 0x0000ffff) {
+                mMips->ORI(tmpReg, tmpReg, (amode.value & 0x0000ffff));
+            }
+            source = tmpReg;
+            return SRC_REG;
+        } else {
+            source = amode.value;
+            return SRC_IMM;
+        }
+    } else if (op == AMODE_REG_IMM) {
+        switch (amode.stype) {
+            case LSL: mMips->SLL(tmpReg, amode.reg, amode.value); break;
+            case LSR: mMips->SRL(tmpReg, amode.reg, amode.value); break;
+            case ASR: mMips->SRA(tmpReg, amode.reg, amode.value); break;
+            case ROR: mMips->ROTR(tmpReg, amode.reg, amode.value); break;
+        }
+        source = tmpReg;
+        return SRC_REG;
+    } else {  // adr mode RRX is not used in GGL Assembler at this time
+        // we are screwed, this should be exception, assert-fail or something
+        LOG_ALWAYS_FATAL("adr mode reg_rrx not yet implemented\n");
+        return SRC_ERROR;
+    }
+}
+
+
+void ArmToMips64Assembler::dataProcessing(int opcode, int cc,
+        int s, int Rd, int Rn, uint32_t Op2)
+{
+    int src;    // src is modified by dataProcAdrModes() - passed as int&
+
+    if (cc != AL) {
+        protectConditionalOperands(Rd);
+        // the branch tests register(s) set by prev CMP or instr with 'S' bit set
+        // inverse the condition to jump past this conditional instruction
+        ArmToMips64Assembler::B(cc^1, cond.label[++cond.labelnum]);
+    } else {
+        mArmPC[mInum++] = pc();  // save starting PC for this instr
+    }
+
+    switch (opcode) {
+    case opAND:
+        if (dataProcAdrModes(Op2, src) == SRC_REG) {
+            mMips->AND(Rd, Rn, src);
+        } else {                        // adr mode was SRC_IMM
+            mMips->ANDI(Rd, Rn, src);
+        }
+        break;
+
+    case opADD:
+        // set "signed" to true for adr modes
+        if (dataProcAdrModes(Op2, src, true) == SRC_REG) {
+            mMips->ADDU(Rd, Rn, src);
+        } else {                        // adr mode was SRC_IMM
+            mMips->ADDIU(Rd, Rn, src);
+        }
+        break;
+
+    case opSUB:
+        // set "signed" to true for adr modes
+        if (dataProcAdrModes(Op2, src, true) == SRC_REG) {
+            mMips->SUBU(Rd, Rn, src);
+        } else {                        // adr mode was SRC_IMM
+            mMips->SUBIU(Rd, Rn, src);
+        }
+        break;
+
+    case opADD64:
+        // set "signed" to true for adr modes
+        if (dataProcAdrModes(Op2, src, true) == SRC_REG) {
+            mMips->DADDU(Rd, Rn, src);
+        } else {                        // adr mode was SRC_IMM
+            mMips->DADDIU(Rd, Rn, src);
+        }
+        break;
+
+    case opSUB64:
+        // set "signed" to true for adr modes
+        if (dataProcAdrModes(Op2, src, true) == SRC_REG) {
+            mMips->DSUBU(Rd, Rn, src);
+        } else {                        // adr mode was SRC_IMM
+            mMips->DSUBIU(Rd, Rn, src);
+        }
+        break;
+
+    case opEOR:
+        if (dataProcAdrModes(Op2, src) == SRC_REG) {
+            mMips->XOR(Rd, Rn, src);
+        } else {                        // adr mode was SRC_IMM
+            mMips->XORI(Rd, Rn, src);
+        }
+        break;
+
+    case opORR:
+        if (dataProcAdrModes(Op2, src) == SRC_REG) {
+            mMips->OR(Rd, Rn, src);
+        } else {                        // adr mode was SRC_IMM
+            mMips->ORI(Rd, Rn, src);
+        }
+        break;
+
+    case opBIC:
+        if (dataProcAdrModes(Op2, src) == SRC_IMM) {
+            // if we are 16-bit imnmediate, load to AT reg
+            mMips->ORI(R_at, 0, src);
+            src = R_at;
+        }
+        mMips->NOT(R_at, src);
+        mMips->AND(Rd, Rn, R_at);
+        break;
+
+    case opRSB:
+        if (dataProcAdrModes(Op2, src) == SRC_IMM) {
+            // if we are 16-bit imnmediate, load to AT reg
+            mMips->ORI(R_at, 0, src);
+            src = R_at;
+        }
+        mMips->SUBU(Rd, src, Rn);   // subu with the parameters reversed
+        break;
+
+    case opMOV:
+        if (Op2 < AMODE_REG) {  // op2 is reg # in this case
+            mMips->MOVE(Rd, Op2);
+        } else if (Op2 == AMODE_IMM) {
+            if (amode.value > 0xffff) {
+                mMips->LUI(Rd, (amode.value >> 16));
+                if (amode.value & 0x0000ffff) {
+                    mMips->ORI(Rd, Rd, (amode.value & 0x0000ffff));
+                }
+             } else {
+                mMips->ORI(Rd, 0, amode.value);
+            }
+        } else if (Op2 == AMODE_REG_IMM) {
+            switch (amode.stype) {
+            case LSL: mMips->SLL(Rd, amode.reg, amode.value); break;
+            case LSR: mMips->SRL(Rd, amode.reg, amode.value); break;
+            case ASR: mMips->SRA(Rd, amode.reg, amode.value); break;
+            case ROR: mMips->ROTR(Rd, amode.reg, amode.value); break;
+            }
+        }
+        else {
+            // adr mode RRX is not used in GGL Assembler at this time
+            mMips->UNIMPL();
+        }
+        break;
+
+    case opMVN:     // this is a 1's complement: NOT
+        if (Op2 < AMODE_REG) {  // op2 is reg # in this case
+            mMips->NOR(Rd, Op2, 0);     // NOT is NOR with 0
+            break;
+        } else if (Op2 == AMODE_IMM) {
+            if (amode.value > 0xffff) {
+                mMips->LUI(Rd, (amode.value >> 16));
+                if (amode.value & 0x0000ffff) {
+                    mMips->ORI(Rd, Rd, (amode.value & 0x0000ffff));
+                }
+             } else {
+                mMips->ORI(Rd, 0, amode.value);
+             }
+        } else if (Op2 == AMODE_REG_IMM) {
+            switch (amode.stype) {
+            case LSL: mMips->SLL(Rd, amode.reg, amode.value); break;
+            case LSR: mMips->SRL(Rd, amode.reg, amode.value); break;
+            case ASR: mMips->SRA(Rd, amode.reg, amode.value); break;
+            case ROR: mMips->ROTR(Rd, amode.reg, amode.value); break;
+            }
+        }
+        else {
+            // adr mode RRX is not used in GGL Assembler at this time
+            mMips->UNIMPL();
+        }
+        mMips->NOR(Rd, Rd, 0);     // NOT is NOR with 0
+        break;
+
+    case opCMP:
+        // Either operand of a CMP instr could get overwritten by a subsequent
+        // conditional instruction, which is ok, _UNLESS_ there is a _second_
+        // conditional instruction. Under MIPS, this requires doing the comparison
+        // again (SLT), and the original operands must be available. (and this
+        // pattern of multiple conditional instructions from same CMP _is_ used
+        // in GGL-Assembler)
+        //
+        // For now, if a conditional instr overwrites the operands, we will
+        // move them to dedicated temp regs. This is ugly, and inefficient,
+        // and should be optimized.
+        //
+        // WARNING: making an _Assumption_ that CMP operand regs will NOT be
+        // trashed by intervening NON-conditional instructions. In the general
+        // case this is legal, but it is NOT currently done in GGL-Assembler.
+
+        cond.type = CMP_COND;
+        cond.r1 = Rn;
+        if (dataProcAdrModes(Op2, src, false, R_cmp2) == SRC_REG) {
+            cond.r2 = src;
+        } else {                        // adr mode was SRC_IMM
+            mMips->ORI(R_cmp2, R_zero, src);
+            cond.r2 = R_cmp2;
+        }
+
+        break;
+
+
+    case opTST:
+    case opTEQ:
+    case opCMN:
+    case opADC:
+    case opSBC:
+    case opRSC:
+        mMips->UNIMPL(); // currently unused in GGL Assembler code
+        break;
+    }
+
+    if (cc != AL) {
+        mMips->label(cond.label[cond.labelnum]);
+    }
+    if (s && opcode != opCMP) {
+        cond.type = SBIT_COND;
+        cond.r1 = Rd;
+    }
+}
+
+
+
+#if 0
+#pragma mark -
+#pragma mark Multiply...
+#endif
+
+// multiply, accumulate
+void ArmToMips64Assembler::MLA(int cc, int s,
+        int Rd, int Rm, int Rs, int Rn) {
+
+    //ALOGW("MLA");
+    mArmPC[mInum++] = pc();  // save starting PC for this instr
+
+    mMips->MUL(R_at, Rm, Rs);
+    mMips->ADDU(Rd, R_at, Rn);
+    if (s) {
+        cond.type = SBIT_COND;
+        cond.r1 = Rd;
+    }
+}
+
+void ArmToMips64Assembler::MUL(int cc, int s,
+        int Rd, int Rm, int Rs) {
+    mArmPC[mInum++] = pc();
+    mMips->MUL(Rd, Rm, Rs);
+    if (s) {
+        cond.type = SBIT_COND;
+        cond.r1 = Rd;
+    }
+}
+
+void ArmToMips64Assembler::UMULL(int cc, int s,
+        int RdLo, int RdHi, int Rm, int Rs) {
+    mArmPC[mInum++] = pc();
+    mMips->MUH(RdHi, Rm, Rs);
+    mMips->MUL(RdLo, Rm, Rs);
+
+    if (s) {
+        cond.type = SBIT_COND;
+        cond.r1 = RdHi;     // BUG...
+        LOG_ALWAYS_FATAL("Condition on UMULL must be on 64-bit result\n");
+    }
+}
+
+void ArmToMips64Assembler::UMUAL(int cc, int s,
+        int RdLo, int RdHi, int Rm, int Rs) {
+    LOG_FATAL_IF(RdLo==Rm || RdHi==Rm || RdLo==RdHi,
+                        "UMUAL(r%u,r%u,r%u,r%u)", RdLo,RdHi,Rm,Rs);
+    // *mPC++ =    (cc<<28) | (1<<23) | (1<<21) | (s<<20) |
+    //             (RdHi<<16) | (RdLo<<12) | (Rs<<8) | 0x90 | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+    if (s) {
+        cond.type = SBIT_COND;
+        cond.r1 = RdHi;     // BUG...
+        LOG_ALWAYS_FATAL("Condition on UMULL must be on 64-bit result\n");
+    }
+}
+
+void ArmToMips64Assembler::SMULL(int cc, int s,
+        int RdLo, int RdHi, int Rm, int Rs) {
+    LOG_FATAL_IF(RdLo==Rm || RdHi==Rm || RdLo==RdHi,
+                        "SMULL(r%u,r%u,r%u,r%u)", RdLo,RdHi,Rm,Rs);
+    // *mPC++ =    (cc<<28) | (1<<23) | (1<<22) | (s<<20) |
+    //             (RdHi<<16) | (RdLo<<12) | (Rs<<8) | 0x90 | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+    if (s) {
+        cond.type = SBIT_COND;
+        cond.r1 = RdHi;     // BUG...
+        LOG_ALWAYS_FATAL("Condition on SMULL must be on 64-bit result\n");
+    }
+}
+void ArmToMips64Assembler::SMUAL(int cc, int s,
+        int RdLo, int RdHi, int Rm, int Rs) {
+    LOG_FATAL_IF(RdLo==Rm || RdHi==Rm || RdLo==RdHi,
+                        "SMUAL(r%u,r%u,r%u,r%u)", RdLo,RdHi,Rm,Rs);
+    // *mPC++ =    (cc<<28) | (1<<23) | (1<<22) | (1<<21) | (s<<20) |
+    //             (RdHi<<16) | (RdLo<<12) | (Rs<<8) | 0x90 | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+    if (s) {
+        cond.type = SBIT_COND;
+        cond.r1 = RdHi;     // BUG...
+        LOG_ALWAYS_FATAL("Condition on SMUAL must be on 64-bit result\n");
+    }
+}
+
+
+
+#if 0
+#pragma mark -
+#pragma mark Branches...
+#endif
+
+// branches...
+
+void ArmToMips64Assembler::B(int cc, const char* label)
+{
+    mArmPC[mInum++] = pc();
+    if (cond.type == SBIT_COND) { cond.r2 = R_zero; }
+
+    switch(cc) {
+        case EQ: mMips->BEQ(cond.r1, cond.r2, label); break;
+        case NE: mMips->BNE(cond.r1, cond.r2, label); break;
+        case HS: mMips->BGEU(cond.r1, cond.r2, label); break;
+        case LO: mMips->BLTU(cond.r1, cond.r2, label); break;
+        case MI: mMips->BLT(cond.r1, cond.r2, label); break;
+        case PL: mMips->BGE(cond.r1, cond.r2, label); break;
+
+        case HI: mMips->BGTU(cond.r1, cond.r2, label); break;
+        case LS: mMips->BLEU(cond.r1, cond.r2, label); break;
+        case GE: mMips->BGE(cond.r1, cond.r2, label); break;
+        case LT: mMips->BLT(cond.r1, cond.r2, label); break;
+        case GT: mMips->BGT(cond.r1, cond.r2, label); break;
+        case LE: mMips->BLE(cond.r1, cond.r2, label); break;
+        case AL: mMips->B(label); break;
+        case NV: /* B Never - no instruction */ break;
+
+        case VS:
+        case VC:
+        default:
+            LOG_ALWAYS_FATAL("Unsupported cc: %02x\n", cc);
+            break;
+    }
+}
+
+void ArmToMips64Assembler::BL(int cc, const char* label)
+{
+    LOG_ALWAYS_FATAL("branch-and-link not supported yet\n");
+    mArmPC[mInum++] = pc();
+}
+
+// no use for Branches with integer PC, but they're in the Interface class ....
+void ArmToMips64Assembler::B(int cc, uint32_t* to_pc)
+{
+    LOG_ALWAYS_FATAL("branch to absolute PC not supported, use Label\n");
+    mArmPC[mInum++] = pc();
+}
+
+void ArmToMips64Assembler::BL(int cc, uint32_t* to_pc)
+{
+    LOG_ALWAYS_FATAL("branch to absolute PC not supported, use Label\n");
+    mArmPC[mInum++] = pc();
+}
+
+void ArmToMips64Assembler::BX(int cc, int Rn)
+{
+    LOG_ALWAYS_FATAL("branch to absolute PC not supported, use Label\n");
+    mArmPC[mInum++] = pc();
+}
+
+
+
+#if 0
+#pragma mark -
+#pragma mark Data Transfer...
+#endif
+
+// data transfer...
+void ArmToMips64Assembler::LDR(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed12_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            amode.writeback = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_12_PRE:
+            if (Rn == ARMAssemblerInterface::SP) {
+                Rn = R_sp;      // convert LDR via Arm SP to LW via Mips SP
+            }
+            mMips->LW(Rd, Rn, amode.value);
+            if (amode.writeback) {      // OPTIONAL writeback on pre-index mode
+                mMips->DADDIU(Rn, Rn, amode.value);
+            }
+            break;
+        case AMODE_IMM_12_POST:
+            if (Rn == ARMAssemblerInterface::SP) {
+                Rn = R_sp;      // convert STR thru Arm SP to STR thru Mips SP
+            }
+            mMips->LW(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);
+            break;
+        case AMODE_REG_SCALE_PRE:
+            // we only support simple base + index, no advanced modes for this one yet
+            mMips->DADDU(R_at, Rn, amode.reg);
+            mMips->LW(Rd, R_at, 0);
+            break;
+    }
+}
+
+void ArmToMips64Assembler::LDRB(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed12_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            amode.writeback = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_12_PRE:
+            mMips->LBU(Rd, Rn, amode.value);
+            if (amode.writeback) {      // OPTIONAL writeback on pre-index mode
+                mMips->DADDIU(Rn, Rn, amode.value);
+            }
+            break;
+        case AMODE_IMM_12_POST:
+            mMips->LBU(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);
+            break;
+        case AMODE_REG_SCALE_PRE:
+            // we only support simple base + index, no advanced modes for this one yet
+            mMips->DADDU(R_at, Rn, amode.reg);
+            mMips->LBU(Rd, R_at, 0);
+            break;
+    }
+
+}
+
+void ArmToMips64Assembler::STR(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed12_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            amode.writeback = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_12_PRE:
+            if (Rn == ARMAssemblerInterface::SP) {
+                Rn = R_sp;  // convert STR thru Arm SP to SW thru Mips SP
+            }
+            if (amode.writeback) {      // OPTIONAL writeback on pre-index mode
+                // If we will writeback, then update the index reg, then store.
+                // This correctly handles stack-push case.
+                mMips->DADDIU(Rn, Rn, amode.value);
+                mMips->SW(Rd, Rn, 0);
+            } else {
+                // No writeback so store offset by value
+                mMips->SW(Rd, Rn, amode.value);
+            }
+            break;
+        case AMODE_IMM_12_POST:
+            mMips->SW(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);  // post index always writes back
+            break;
+        case AMODE_REG_SCALE_PRE:
+            // we only support simple base + index, no advanced modes for this one yet
+            mMips->DADDU(R_at, Rn, amode.reg);
+            mMips->SW(Rd, R_at, 0);
+            break;
+    }
+}
+
+void ArmToMips64Assembler::STRB(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed12_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            amode.writeback = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_12_PRE:
+            mMips->SB(Rd, Rn, amode.value);
+            if (amode.writeback) {      // OPTIONAL writeback on pre-index mode
+                mMips->DADDIU(Rn, Rn, amode.value);
+            }
+            break;
+        case AMODE_IMM_12_POST:
+            mMips->SB(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);
+            break;
+        case AMODE_REG_SCALE_PRE:
+            // we only support simple base + index, no advanced modes for this one yet
+            mMips->DADDU(R_at, Rn, amode.reg);
+            mMips->SB(Rd, R_at, 0);
+            break;
+    }
+}
+
+void ArmToMips64Assembler::LDRH(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed8_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_8_PRE:      // no support yet for writeback
+            mMips->LHU(Rd, Rn, amode.value);
+            break;
+        case AMODE_IMM_8_POST:
+            mMips->LHU(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);
+            break;
+        case AMODE_REG_PRE:
+            // we only support simple base +/- index
+            if (amode.reg >= 0) {
+                mMips->DADDU(R_at, Rn, amode.reg);
+            } else {
+                mMips->DSUBU(R_at, Rn, abs(amode.reg));
+            }
+            mMips->LHU(Rd, R_at, 0);
+            break;
+    }
+}
+
+void ArmToMips64Assembler::LDRSB(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::LDRSH(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::STRH(int cc, int Rd, int Rn, uint32_t offset)
+{
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed8_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_8_PRE:      // no support yet for writeback
+            mMips->SH(Rd, Rn, amode.value);
+            break;
+        case AMODE_IMM_8_POST:
+            mMips->SH(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);
+            break;
+        case AMODE_REG_PRE:
+            // we only support simple base +/- index
+            if (amode.reg >= 0) {
+                mMips->DADDU(R_at, Rn, amode.reg);
+            } else {
+                mMips->DSUBU(R_at, Rn, abs(amode.reg));
+            }
+            mMips->SH(Rd, R_at, 0);
+            break;
+    }
+}
+
+
+
+#if 0
+#pragma mark -
+#pragma mark Block Data Transfer...
+#endif
+
+// block data transfer...
+void ArmToMips64Assembler::LDM(int cc, int dir,
+        int Rn, int W, uint32_t reg_list)
+{   //                        ED FD EA FA      IB IA DB DA
+    // const uint8_t P[8] = { 1, 0, 1, 0,      1, 0, 1, 0 };
+    // const uint8_t U[8] = { 1, 1, 0, 0,      1, 1, 0, 0 };
+    // *mPC++ = (cc<<28) | (4<<25) | (uint32_t(P[dir])<<24) |
+    //         (uint32_t(U[dir])<<23) | (1<<20) | (W<<21) | (Rn<<16) | reg_list;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::STM(int cc, int dir,
+        int Rn, int W, uint32_t reg_list)
+{   //                        FA EA FD ED      IB IA DB DA
+    // const uint8_t P[8] = { 0, 1, 0, 1,      1, 0, 1, 0 };
+    // const uint8_t U[8] = { 0, 0, 1, 1,      1, 1, 0, 0 };
+    // *mPC++ = (cc<<28) | (4<<25) | (uint32_t(P[dir])<<24) |
+    //         (uint32_t(U[dir])<<23) | (0<<20) | (W<<21) | (Rn<<16) | reg_list;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+
+
+#if 0
+#pragma mark -
+#pragma mark Special...
+#endif
+
+// special...
+void ArmToMips64Assembler::SWP(int cc, int Rn, int Rd, int Rm) {
+    // *mPC++ = (cc<<28) | (2<<23) | (Rn<<16) | (Rd << 12) | 0x90 | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::SWPB(int cc, int Rn, int Rd, int Rm) {
+    // *mPC++ = (cc<<28) | (2<<23) | (1<<22) | (Rn<<16) | (Rd << 12) | 0x90 | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::SWI(int cc, uint32_t comment) {
+    // *mPC++ = (cc<<28) | (0xF<<24) | comment;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+
+#if 0
+#pragma mark -
+#pragma mark DSP instructions...
+#endif
+
+// DSP instructions...
+void ArmToMips64Assembler::PLD(int Rn, uint32_t offset) {
+    LOG_ALWAYS_FATAL_IF(!((offset&(1<<24)) && !(offset&(1<<21))),
+                        "PLD only P=1, W=0");
+    // *mPC++ = 0xF550F000 | (Rn<<16) | offset;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::CLZ(int cc, int Rd, int Rm)
+{
+    mArmPC[mInum++] = pc();
+    mMips->CLZ(Rd, Rm);
+}
+
+void ArmToMips64Assembler::QADD(int cc,  int Rd, int Rm, int Rn)
+{
+    // *mPC++ = (cc<<28) | 0x1000050 | (Rn<<16) | (Rd<<12) | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::QDADD(int cc,  int Rd, int Rm, int Rn)
+{
+    // *mPC++ = (cc<<28) | 0x1400050 | (Rn<<16) | (Rd<<12) | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::QSUB(int cc,  int Rd, int Rm, int Rn)
+{
+    // *mPC++ = (cc<<28) | 0x1200050 | (Rn<<16) | (Rd<<12) | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::QDSUB(int cc,  int Rd, int Rm, int Rn)
+{
+    // *mPC++ = (cc<<28) | 0x1600050 | (Rn<<16) | (Rd<<12) | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+// 16 x 16 signed multiply (like SMLAxx without the accumulate)
+void ArmToMips64Assembler::SMUL(int cc, int xy,
+                int Rd, int Rm, int Rs)
+{
+    mArmPC[mInum++] = pc();
+
+    // the 16 bits may be in the top or bottom half of 32-bit source reg,
+    // as defined by the codes BB, BT, TB, TT (compressed param xy)
+    // where x corresponds to Rm and y to Rs
+
+    // select half-reg for Rm
+    if (xy & xyTB) {
+        // use top 16-bits
+        mMips->SRA(R_at, Rm, 16);
+    } else {
+        // use bottom 16, but sign-extend to 32
+        mMips->SEH(R_at, Rm);
+    }
+    // select half-reg for Rs
+    if (xy & xyBT) {
+        // use top 16-bits
+        mMips->SRA(R_at2, Rs, 16);
+    } else {
+        // use bottom 16, but sign-extend to 32
+        mMips->SEH(R_at2, Rs);
+    }
+    mMips->MUL(Rd, R_at, R_at2);
+}
+
+// signed 32b x 16b multiple, save top 32-bits of 48-bit result
+void ArmToMips64Assembler::SMULW(int cc, int y,
+                int Rd, int Rm, int Rs)
+{
+    mArmPC[mInum++] = pc();
+
+    // the selector yT or yB refers to reg Rs
+    if (y & yT) {
+        // zero the bottom 16-bits, with 2 shifts, it can affect result
+        mMips->SRL(R_at, Rs, 16);
+        mMips->SLL(R_at, R_at, 16);
+
+    } else {
+        // move low 16-bit half, to high half
+        mMips->SLL(R_at, Rs, 16);
+    }
+    mMips->MUH(Rd, Rm, R_at);
+}
+
+// 16 x 16 signed multiply, accumulate: Rd = Rm{16} * Rs{16} + Rn
+void ArmToMips64Assembler::SMLA(int cc, int xy,
+                int Rd, int Rm, int Rs, int Rn)
+{
+    mArmPC[mInum++] = pc();
+
+    // the 16 bits may be in the top or bottom half of 32-bit source reg,
+    // as defined by the codes BB, BT, TB, TT (compressed param xy)
+    // where x corresponds to Rm and y to Rs
+
+    // select half-reg for Rm
+    if (xy & xyTB) {
+        // use top 16-bits
+        mMips->SRA(R_at, Rm, 16);
+    } else {
+        // use bottom 16, but sign-extend to 32
+        mMips->SEH(R_at, Rm);
+    }
+    // select half-reg for Rs
+    if (xy & xyBT) {
+        // use top 16-bits
+        mMips->SRA(R_at2, Rs, 16);
+    } else {
+        // use bottom 16, but sign-extend to 32
+        mMips->SEH(R_at2, Rs);
+    }
+
+    mMips->MUL(R_at, R_at, R_at2);
+    mMips->ADDU(Rd, R_at, Rn);
+}
+
+void ArmToMips64Assembler::SMLAL(int cc, int xy,
+                int RdHi, int RdLo, int Rs, int Rm)
+{
+    // *mPC++ = (cc<<28) | 0x1400080 | (RdHi<<16) | (RdLo<<12) | (Rs<<8) | (xy<<4) | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+void ArmToMips64Assembler::SMLAW(int cc, int y,
+                int Rd, int Rm, int Rs, int Rn)
+{
+    // *mPC++ = (cc<<28) | 0x1200080 | (Rd<<16) | (Rn<<12) | (Rs<<8) | (y<<4) | Rm;
+    mArmPC[mInum++] = pc();
+    mMips->NOP2();
+    NOT_IMPLEMENTED();
+}
+
+// used by ARMv6 version of GGLAssembler::filter32
+void ArmToMips64Assembler::UXTB16(int cc, int Rd, int Rm, int rotate)
+{
+    mArmPC[mInum++] = pc();
+
+    //Rd[31:16] := ZeroExtend((Rm ROR (8 * sh))[23:16]),
+    //Rd[15:0] := ZeroExtend((Rm ROR (8 * sh))[7:0]). sh 0-3.
+
+    mMips->ROTR(R_at2, Rm, rotate * 8);
+    mMips->LUI(R_at, 0xFF);
+    mMips->ORI(R_at, R_at, 0xFF);
+    mMips->AND(Rd, R_at2, R_at);
+}
+
+void ArmToMips64Assembler::UBFX(int cc, int Rd, int Rn, int lsb, int width)
+{
+     /* Placeholder for UBFX */
+     mArmPC[mInum++] = pc();
+
+     mMips->NOP2();
+     NOT_IMPLEMENTED();
+}
+
+// ----------------------------------------------------------------------------
+// Address Processing...
+// ----------------------------------------------------------------------------
+
+void ArmToMips64Assembler::ADDR_ADD(int cc,
+        int s, int Rd, int Rn, uint32_t Op2)
+{
+//    if(cc != AL){ NOT_IMPLEMENTED(); return;} //Not required
+//    if(s  != 0) { NOT_IMPLEMENTED(); return;} //Not required
+    dataProcessing(opADD64, cc, s, Rd, Rn, Op2);
+}
+
+void ArmToMips64Assembler::ADDR_SUB(int cc,
+        int s, int Rd, int Rn, uint32_t Op2)
+{
+//    if(cc != AL){ NOT_IMPLEMENTED(); return;} //Not required
+//    if(s  != 0) { NOT_IMPLEMENTED(); return;} //Not required
+    dataProcessing(opSUB64, cc, s, Rd, Rn, Op2);
+}
+
+void ArmToMips64Assembler::ADDR_LDR(int cc, int Rd, int Rn, uint32_t offset) {
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed12_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            amode.writeback = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_12_PRE:
+            if (Rn == ARMAssemblerInterface::SP) {
+                Rn = R_sp;      // convert LDR via Arm SP to LW via Mips SP
+            }
+            mMips->LD(Rd, Rn, amode.value);
+            if (amode.writeback) {      // OPTIONAL writeback on pre-index mode
+                mMips->DADDIU(Rn, Rn, amode.value);
+            }
+            break;
+        case AMODE_IMM_12_POST:
+            if (Rn == ARMAssemblerInterface::SP) {
+                Rn = R_sp;      // convert STR thru Arm SP to STR thru Mips SP
+            }
+            mMips->LD(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);
+            break;
+        case AMODE_REG_SCALE_PRE:
+            // we only support simple base + index, no advanced modes for this one yet
+            mMips->DADDU(R_at, Rn, amode.reg);
+            mMips->LD(Rd, R_at, 0);
+            break;
+    }
+}
+
+void ArmToMips64Assembler::ADDR_STR(int cc, int Rd, int Rn, uint32_t offset) {
+    mArmPC[mInum++] = pc();
+    // work-around for ARM default address mode of immed12_pre(0)
+    if (offset > AMODE_UNSUPPORTED) offset = 0;
+    switch (offset) {
+        case 0:
+            amode.value = 0;
+            amode.writeback = 0;
+            // fall thru to next case ....
+        case AMODE_IMM_12_PRE:
+            if (Rn == ARMAssemblerInterface::SP) {
+                Rn = R_sp;  // convert STR thru Arm SP to SW thru Mips SP
+            }
+            if (amode.writeback) {      // OPTIONAL writeback on pre-index mode
+                // If we will writeback, then update the index reg, then store.
+                // This correctly handles stack-push case.
+                mMips->DADDIU(Rn, Rn, amode.value);
+                mMips->SD(Rd, Rn, 0);
+            } else {
+                // No writeback so store offset by value
+                mMips->SD(Rd, Rn, amode.value);
+            }
+            break;
+        case AMODE_IMM_12_POST:
+            mMips->SD(Rd, Rn, 0);
+            mMips->DADDIU(Rn, Rn, amode.value);  // post index always writes back
+            break;
+        case AMODE_REG_SCALE_PRE:
+            // we only support simple base + index, no advanced modes for this one yet
+            mMips->DADDU(R_at, Rn, amode.reg);
+            mMips->SD(Rd, R_at, 0);
+            break;
+    }
+}
+
+#if 0
+#pragma mark -
+#pragma mark MIPS Assembler...
+#endif
+
+
+//**************************************************************************
+//**************************************************************************
+//**************************************************************************
+
+
+/* MIPS64 assembler
+** this is a subset of mips64r6, targeted specifically at ARM instruction
+** replacement in the pixelflinger/codeflinger code.
+**
+** This class is extended from MIPSAssembler class and overrides only
+** MIPS64r6 specific stuff.
+*/
+
+MIPS64Assembler::MIPS64Assembler(const sp<Assembly>& assembly, ArmToMips64Assembler *parent)
+    : mParent(parent),
+    MIPSAssembler::MIPSAssembler(assembly, NULL)
+{
+}
+
+MIPS64Assembler::MIPS64Assembler(void* assembly, ArmToMips64Assembler *parent)
+    : mParent(parent),
+    MIPSAssembler::MIPSAssembler(NULL, NULL)
+{
+    mBase = mPC = (uint32_t *)assembly;
+}
+
+MIPS64Assembler::~MIPS64Assembler()
+{
+}
+
+void MIPS64Assembler::reset()
+{
+    if (mAssembly != NULL) {
+        mBase = mPC = (uint32_t *)mAssembly->base();
+    } else {
+        mPC = mBase = base();
+    }
+    mBranchTargets.clear();
+    mLabels.clear();
+    mLabelsInverseMapping.clear();
+    mComments.clear();
+}
+
+
+void MIPS64Assembler::disassemble(const char* name)
+{
+    char di_buf[140];
+
+    bool arm_disasm_fmt = (mParent->mArmDisassemblyBuffer == NULL) ? false : true;
+
+    typedef char dstr[40];
+    dstr *lines = (dstr *)mParent->mArmDisassemblyBuffer;
+
+    if (mParent->mArmDisassemblyBuffer != NULL) {
+        for (int i=0; i<mParent->mArmInstrCount; ++i) {
+            string_detab(lines[i]);
+        }
+    }
+
+    // iArm is an index to Arm instructions 1...n for this assembly sequence
+    // mArmPC[iArm] holds the value of the Mips-PC for the first MIPS
+    // instruction corresponding to that Arm instruction number
+
+    int iArm = 0;
+    size_t count = pc()-base();
+    uint32_t* mipsPC = base();
+
+    while (count--) {
+        ssize_t label = mLabelsInverseMapping.indexOfKey(mipsPC);
+        if (label >= 0) {
+            ALOGW("%s:\n", mLabelsInverseMapping.valueAt(label));
+        }
+        ssize_t comment = mComments.indexOfKey(mipsPC);
+        if (comment >= 0) {
+            ALOGW("; %s\n", mComments.valueAt(comment));
+        }
+        ::mips_disassem(mipsPC, di_buf, arm_disasm_fmt);
+        string_detab(di_buf);
+        string_pad(di_buf, 30);
+        ALOGW("%08lx:    %08x    %s", uintptr_t(mipsPC), uint32_t(*mipsPC), di_buf);
+        mipsPC++;
+    }
+}
+
+void MIPS64Assembler::fix_branches()
+{
+    // fixup all the branches
+    size_t count = mBranchTargets.size();
+    while (count--) {
+        const branch_target_t& bt = mBranchTargets[count];
+        uint32_t* target_pc = mLabels.valueFor(bt.label);
+        LOG_ALWAYS_FATAL_IF(!target_pc,
+                "error resolving branch targets, target_pc is null");
+        int32_t offset = int32_t(target_pc - (bt.pc+1));
+        *bt.pc |= offset & 0x00FFFF;
+    }
+}
+
+void MIPS64Assembler::DADDU(int Rd, int Rs, int Rt)
+{
+    *mPC++ = (spec_op<<OP_SHF) | (daddu_fn<<FUNC_SHF)
+                    | (Rs<<RS_SHF) | (Rt<<RT_SHF) | (Rd<<RD_SHF);
+}
+
+void MIPS64Assembler::DADDIU(int Rt, int Rs, int16_t imm)
+{
+    *mPC++ = (daddiu_op<<OP_SHF) | (Rt<<RT_SHF) | (Rs<<RS_SHF) | (imm & MSK_16);
+}
+
+void MIPS64Assembler::DSUBU(int Rd, int Rs, int Rt)
+{
+    *mPC++ = (spec_op<<OP_SHF) | (dsubu_fn<<FUNC_SHF) |
+                        (Rs<<RS_SHF) | (Rt<<RT_SHF) | (Rd<<RD_SHF) ;
+}
+
+void MIPS64Assembler::DSUBIU(int Rt, int Rs, int16_t imm)   // really addiu(d, s, -j)
+{
+    *mPC++ = (daddiu_op<<OP_SHF) | (Rt<<RT_SHF) | (Rs<<RS_SHF) | ((-imm) & MSK_16);
+}
+
+void MIPS64Assembler::MUL(int Rd, int Rs, int Rt)
+{
+    *mPC++ = (spec_op<<OP_SHF) | (mul_fn<<RE_SHF) | (sop30_fn<<FUNC_SHF) |
+                        (Rs<<RS_SHF) | (Rt<<RT_SHF) | (Rd<<RD_SHF) ;
+}
+
+void MIPS64Assembler::MUH(int Rd, int Rs, int Rt)
+{
+    *mPC++ = (spec_op<<OP_SHF) | (muh_fn<<RE_SHF) | (sop30_fn<<FUNC_SHF) |
+                        (Rs<<RS_SHF) | (Rt<<RT_SHF) | (Rd<<RD_SHF) ;
+}
+
+void MIPS64Assembler::CLO(int Rd, int Rs)
+{
+    *mPC++ = (spec_op<<OP_SHF) | (17<<FUNC_SHF) |
+                        (Rd<<RD_SHF) | (Rs<<RS_SHF) | (1<<RE_SHF);
+}
+
+void MIPS64Assembler::CLZ(int Rd, int Rs)
+{
+    *mPC++ = (spec_op<<OP_SHF) | (16<<FUNC_SHF) |
+                        (Rd<<RD_SHF) | (Rs<<RS_SHF) | (1<<RE_SHF);
+}
+
+void MIPS64Assembler::LD(int Rt, int Rbase, int16_t offset)
+{
+    *mPC++ = (ld_op<<OP_SHF) | (Rbase<<RS_SHF) | (Rt<<RT_SHF) | (offset & MSK_16);
+}
+
+void MIPS64Assembler::SD(int Rt, int Rbase, int16_t offset)
+{
+    *mPC++ = (sd_op<<OP_SHF) | (Rbase<<RS_SHF) | (Rt<<RT_SHF) | (offset & MSK_16);
+}
+
+void MIPS64Assembler::LUI(int Rt, int16_t offset)
+{
+    *mPC++ = (aui_op<<OP_SHF) | (Rt<<RT_SHF) | (offset & MSK_16);
+}
+
+
+void MIPS64Assembler::JR(int Rs)
+{
+        *mPC++ = (spec_op<<OP_SHF) | (Rs<<RS_SHF) | (jalr_fn << FUNC_SHF);
+        MIPS64Assembler::NOP();
+}
+
+}; // namespace android:
diff --git a/libpixelflinger/codeflinger/MIPS64Assembler.h b/libpixelflinger/codeflinger/MIPS64Assembler.h
new file mode 100644
index 0000000..3da291a
--- /dev/null
+++ b/libpixelflinger/codeflinger/MIPS64Assembler.h
@@ -0,0 +1,429 @@
+/* libs/pixelflinger/codeflinger/MIPS64Assembler.h
+**
+** Copyright 2015, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+#ifndef ANDROID_MIPS64ASSEMBLER_H
+#define ANDROID_MIPS64ASSEMBLER_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include "utils/KeyedVector.h"
+#include "utils/Vector.h"
+#include "tinyutils/smartpointer.h"
+
+#include "ARMAssemblerInterface.h"
+#include "MIPSAssembler.h"
+#include "CodeCache.h"
+
+namespace android {
+
+class MIPS64Assembler;    // forward reference
+
+// this class mimics ARMAssembler interface
+// intent is to translate each ARM instruction to 1 or more MIPS instr
+// implementation calls MIPS64Assembler class to generate mips code
+class ArmToMips64Assembler : public ARMAssemblerInterface
+{
+public:
+                ArmToMips64Assembler(const sp<Assembly>& assembly,
+                        char *abuf = 0, int linesz = 0, int instr_count = 0);
+                ArmToMips64Assembler(void* assembly);
+    virtual     ~ArmToMips64Assembler();
+
+    uint32_t*   base() const;
+    uint32_t*   pc() const;
+    void        disassemble(const char* name);
+
+    virtual void    reset();
+
+    virtual int     generate(const char* name);
+    virtual int     getCodegenArch();
+
+    virtual void    prolog();
+    virtual void    epilog(uint32_t touched);
+    virtual void    comment(const char* string);
+    // for testing purposes
+    void        fix_branches();
+    void        set_condition(int mode, int R1, int R2);
+
+
+    // -----------------------------------------------------------------------
+    // shifters and addressing modes
+    // -----------------------------------------------------------------------
+
+    // shifters...
+    virtual bool        isValidImmediate(uint32_t immed);
+    virtual int         buildImmediate(uint32_t i, uint32_t& rot, uint32_t& imm);
+
+    virtual uint32_t    imm(uint32_t immediate);
+    virtual uint32_t    reg_imm(int Rm, int type, uint32_t shift);
+    virtual uint32_t    reg_rrx(int Rm);
+    virtual uint32_t    reg_reg(int Rm, int type, int Rs);
+
+    // addressing modes...
+    // LDR(B)/STR(B)/PLD
+    // (immediate and Rm can be negative, which indicates U=0)
+    virtual uint32_t    immed12_pre(int32_t immed12, int W=0);
+    virtual uint32_t    immed12_post(int32_t immed12);
+    virtual uint32_t    reg_scale_pre(int Rm, int type=0, uint32_t shift=0, int W=0);
+    virtual uint32_t    reg_scale_post(int Rm, int type=0, uint32_t shift=0);
+
+    // LDRH/LDRSB/LDRSH/STRH
+    // (immediate and Rm can be negative, which indicates U=0)
+    virtual uint32_t    immed8_pre(int32_t immed8, int W=0);
+    virtual uint32_t    immed8_post(int32_t immed8);
+    virtual uint32_t    reg_pre(int Rm, int W=0);
+    virtual uint32_t    reg_post(int Rm);
+
+
+
+
+    virtual void    dataProcessing(int opcode, int cc, int s,
+                                int Rd, int Rn,
+                                uint32_t Op2);
+    virtual void MLA(int cc, int s,
+                int Rd, int Rm, int Rs, int Rn);
+    virtual void MUL(int cc, int s,
+                int Rd, int Rm, int Rs);
+    virtual void UMULL(int cc, int s,
+                int RdLo, int RdHi, int Rm, int Rs);
+    virtual void UMUAL(int cc, int s,
+                int RdLo, int RdHi, int Rm, int Rs);
+    virtual void SMULL(int cc, int s,
+                int RdLo, int RdHi, int Rm, int Rs);
+    virtual void SMUAL(int cc, int s,
+                int RdLo, int RdHi, int Rm, int Rs);
+
+    virtual void B(int cc, uint32_t* pc);
+    virtual void BL(int cc, uint32_t* pc);
+    virtual void BX(int cc, int Rn);
+    virtual void label(const char* theLabel);
+    virtual void B(int cc, const char* label);
+    virtual void BL(int cc, const char* label);
+
+    virtual uint32_t* pcForLabel(const char* label);
+
+    virtual void LDR (int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+    virtual void LDRB(int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+    virtual void STR (int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+    virtual void STRB(int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+    virtual void LDRH (int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+    virtual void LDRSB(int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+    virtual void LDRSH(int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+    virtual void STRH (int cc, int Rd,
+                int Rn, uint32_t offset = 0);
+
+    virtual void LDM(int cc, int dir,
+                int Rn, int W, uint32_t reg_list);
+    virtual void STM(int cc, int dir,
+                int Rn, int W, uint32_t reg_list);
+
+    virtual void SWP(int cc, int Rn, int Rd, int Rm);
+    virtual void SWPB(int cc, int Rn, int Rd, int Rm);
+    virtual void SWI(int cc, uint32_t comment);
+
+    virtual void PLD(int Rn, uint32_t offset);
+    virtual void CLZ(int cc, int Rd, int Rm);
+    virtual void QADD(int cc, int Rd, int Rm, int Rn);
+    virtual void QDADD(int cc, int Rd, int Rm, int Rn);
+    virtual void QSUB(int cc, int Rd, int Rm, int Rn);
+    virtual void QDSUB(int cc, int Rd, int Rm, int Rn);
+    virtual void SMUL(int cc, int xy,
+                int Rd, int Rm, int Rs);
+    virtual void SMULW(int cc, int y,
+                int Rd, int Rm, int Rs);
+    virtual void SMLA(int cc, int xy,
+                int Rd, int Rm, int Rs, int Rn);
+    virtual void SMLAL(int cc, int xy,
+                int RdHi, int RdLo, int Rs, int Rm);
+    virtual void SMLAW(int cc, int y,
+                int Rd, int Rm, int Rs, int Rn);
+
+    // byte/half word extract...
+    virtual void UXTB16(int cc, int Rd, int Rm, int rotate);
+
+    // bit manipulation...
+    virtual void UBFX(int cc, int Rd, int Rn, int lsb, int width);
+
+    // Address loading/storing/manipulation
+    virtual void ADDR_LDR(int cc, int Rd, int Rn, uint32_t offset = __immed12_pre(0));
+    virtual void ADDR_STR(int cc, int Rd, int Rn, uint32_t offset = __immed12_pre(0));
+    virtual void ADDR_ADD(int cc, int s, int Rd, int Rn, uint32_t Op2);
+    virtual void ADDR_SUB(int cc, int s, int Rd, int Rn, uint32_t Op2);
+
+    // this is some crap to share is MIPS64Assembler class for debug
+    char *      mArmDisassemblyBuffer;
+    int         mArmLineLength;
+    int         mArmInstrCount;
+
+    int         mInum;      // current arm instuction number (0..n)
+    uint32_t**  mArmPC;     // array: PC for 1st mips instr of
+                            //      each translated ARM instr
+
+
+private:
+    ArmToMips64Assembler(const ArmToMips64Assembler& rhs);
+    ArmToMips64Assembler& operator = (const ArmToMips64Assembler& rhs);
+
+    void init_conditional_labels(void);
+
+    void protectConditionalOperands(int Rd);
+
+    // reg__tmp set to MIPS AT, reg 1
+    int dataProcAdrModes(int op, int& source, bool sign = false, int reg_tmp = 1);
+
+    sp<Assembly>        mAssembly;
+    MIPS64Assembler*    mMips;
+
+
+    enum misc_constants_t {
+        ARM_MAX_INSTUCTIONS = 512  // based on ASSEMBLY_SCRATCH_SIZE
+    };
+
+    enum {
+        SRC_REG = 0,
+        SRC_IMM,
+        SRC_ERROR = -1
+    };
+
+    enum addr_modes {
+        // start above the range of legal mips reg #'s (0-31)
+        AMODE_REG = 0x20,
+        AMODE_IMM, AMODE_REG_IMM,               // for data processing
+        AMODE_IMM_12_PRE, AMODE_IMM_12_POST,    // for load/store
+        AMODE_REG_SCALE_PRE, AMODE_IMM_8_PRE,
+        AMODE_IMM_8_POST, AMODE_REG_PRE,
+        AMODE_UNSUPPORTED
+    };
+
+    struct addr_mode_t {    // address modes for current ARM instruction
+        int         reg;
+        int         stype;
+        uint32_t    value;
+        bool        writeback;  // writeback the adr reg after modification
+    } amode;
+
+    enum cond_types {
+        CMP_COND = 1,
+        SBIT_COND
+    };
+
+    struct cond_mode_t {    // conditional-execution info for current ARM instruction
+        cond_types  type;
+        int         r1;
+        int         r2;
+        int         labelnum;
+        char        label[100][10];
+    } cond;
+};
+
+
+
+
+// ----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+
+// This is the basic MIPS64 assembler, which just creates the opcodes in memory.
+// All the more complicated work is done in ArmToMips64Assember above.
+// Inherits MIPSAssembler class, and overrides only MIPS64r6 specific stuff
+
+class MIPS64Assembler : public MIPSAssembler
+{
+public:
+                MIPS64Assembler(const sp<Assembly>& assembly, ArmToMips64Assembler *parent);
+                MIPS64Assembler(void* assembly, ArmToMips64Assembler *parent);
+    virtual     ~MIPS64Assembler();
+
+    virtual void        reset();
+    virtual void        disassemble(const char* name);
+
+    void        fix_branches();
+
+    // ------------------------------------------------------------------------
+    // MIPS64AssemblerInterface...
+    // ------------------------------------------------------------------------
+
+#if 0
+#pragma mark -
+#pragma mark Arithmetic...
+#endif
+
+    void DADDU(int Rd, int Rs, int Rt);
+    void DADDIU(int Rt, int Rs, int16_t imm);
+    void DSUBU(int Rd, int Rs, int Rt);
+    void DSUBIU(int Rt, int Rs, int16_t imm);
+    virtual void MUL(int Rd, int Rs, int Rt);
+    void MUH(int Rd, int Rs, int Rt);
+
+#if 0
+#pragma mark -
+#pragma mark Logical...
+#endif
+
+    virtual void CLO(int Rd, int Rs);
+    virtual void CLZ(int Rd, int Rs);
+
+#if 0
+#pragma mark -
+#pragma mark Load/store...
+#endif
+
+    void LD(int Rt, int Rbase, int16_t offset);
+    void SD(int Rt, int Rbase, int16_t offset);
+    virtual void LUI(int Rt, int16_t offset);
+
+#if 0
+#pragma mark -
+#pragma mark Branch...
+#endif
+
+    void JR(int Rs);
+
+
+protected:
+    // void string_detab(char *s);
+    // void string_pad(char *s, int padded_len);
+
+    ArmToMips64Assembler *mParent;
+    sp<Assembly>    mAssembly;
+    uint32_t*       mBase;
+    uint32_t*       mPC;
+    uint32_t*       mPrologPC;
+    int64_t         mDuration;
+#if defined(WITH_LIB_HARDWARE)
+    bool            mQemuTracing;
+#endif
+
+    struct branch_target_t {
+        inline branch_target_t() : label(0), pc(0) { }
+        inline branch_target_t(const char* l, uint32_t* p)
+            : label(l), pc(p) { }
+        const char* label;
+        uint32_t*   pc;
+    };
+
+    Vector<branch_target_t>                 mBranchTargets;
+    KeyedVector< const char*, uint32_t* >   mLabels;
+    KeyedVector< uint32_t*, const char* >   mLabelsInverseMapping;
+    KeyedVector< uint32_t*, const char* >   mComments;
+
+
+    // opcode field of all instructions
+    enum opcode_field {
+        spec_op, regimm_op, j_op, jal_op,                  // 0x00 - 0x03
+        beq_op, bne_op, pop06_op, pop07_op,                // 0x04 - 0x07
+        pop10_op, addiu_op, slti_op, sltiu_op,             // 0x08 - 0x0b
+        andi_op, ori_op, xori_op, aui_op,                  // 0x0c - 0x0f
+        cop0_op, cop1_op, cop2_op, rsrv_opc_0,             // 0x10 - 0x13
+        rsrv_opc_1, rsrv_opc_2, pop26_op, pop27_op,        // 0x14 - 0x17
+        pop30_op, daddiu_op, rsrv_opc_3, rsrv_opc_4,       // 0x18 - 0x1b
+        rsrv_opc_5, daui_op, msa_op, spec3_op,             // 0x1c - 0x1f
+        lb_op, lh_op, rsrv_opc_6, lw_op,                   // 0x20 - 0x23
+        lbu_op, lhu_op, rsrv_opc_7, lwu_op,                // 0x24 - 0x27
+        sb_op, sh_op, rsrv_opc_8, sw_op,                   // 0x28 - 0x2b
+        rsrv_opc_9, rsrv_opc_10, rsrv_opc_11, rsrv_opc_12, // 0x2c - 0x2f
+        rsrv_opc_13, lwc1_op, bc_op, rsrv_opc_14,          // 0x2c - 0x2f
+        rsrv_opc_15, ldc1_op, pop66_op, ld_op,             // 0x30 - 0x33
+        rsrv_opc_16, swc1_op, balc_op, pcrel_op,           // 0x34 - 0x37
+        rsrv_opc_17, sdc1_op, pop76_op, sd_op              // 0x38 - 0x3b
+    };
+
+
+    // func field for special opcode
+    enum func_spec_op {
+        sll_fn, rsrv_spec_0, srl_fn, sra_fn,
+        sllv_fn, lsa_fn, srlv_fn, srav_fn,
+        rsrv_spec_1, jalr_fn, rsrv_spec_2, rsrv_spec_3,
+        syscall_fn, break_fn, sdbbp_fn, sync_fn,
+        clz_fn, clo_fn, dclz_fn, dclo_fn,
+        dsllv_fn, dlsa_fn, dsrlv_fn, dsrav_fn,
+        sop30_fn, sop31_fn, sop32_fn, sop33_fn,
+        sop34_fn, sop35_fn, sop36_fn, sop37_fn,
+        add_fn, addu_fn, sub_fn, subu_fn,
+        and_fn, or_fn, xor_fn, nor_fn,
+        rsrv_spec_4, rsrv_spec_5, slt_fn, sltu_fn,
+        dadd_fn, daddu_fn, dsub_fn, dsubu_fn,
+        tge_fn, tgeu_fn, tlt_fn, tltu_fn,
+        teq_fn, seleqz_fn, tne_fn, selnez_fn,
+        dsll_fn, rsrv_spec_6, dsrl_fn, dsra_fn,
+        dsll32_fn, rsrv_spec_7, dsrl32_fn, dsra32_fn
+    };
+
+    // func field for spec3 opcode
+    enum func_spec3_op {
+        ext_fn, dextm_fn, dextu_fn, dext_fn,
+        ins_fn, dinsm_fn, dinsu_fn, dins_fn,
+        cachee_fn = 0x1b, sbe_fn, she_fn, sce_fn, swe_fn,
+        bshfl_fn, prefe_fn = 0x23, dbshfl_fn, cache_fn, sc_fn, scd_fn,
+        lbue_fn, lhue_fn, lbe_fn = 0x2c, lhe_fn, lle_fn, lwe_fn,
+        pref_fn = 0x35, ll_fn, lld_fn, rdhwr_fn = 0x3b
+    };
+
+    // sa field for spec3 opcodes, with BSHFL function
+    enum func_spec3_bshfl {
+        bitswap_fn,
+        wsbh_fn = 0x02,
+        dshd_fn = 0x05,
+        seb_fn = 0x10,
+        seh_fn = 0x18
+    };
+
+    // rt field of regimm opcodes.
+    enum regimm_fn {
+        bltz_fn, bgez_fn,
+        dahi_fn = 0x6,
+        nal_fn = 0x10, bal_fn, bltzall_fn, bgezall_fn,
+        sigrie_fn = 0x17,
+        dati_fn = 0x1e, synci_fn
+    };
+
+    enum muldiv_fn {
+        mul_fn = 0x02, muh_fn
+    };
+
+    enum mips_inst_shifts {
+        OP_SHF       = 26,
+        JTARGET_SHF  = 0,
+        RS_SHF       = 21,
+        RT_SHF       = 16,
+        RD_SHF       = 11,
+        RE_SHF       = 6,
+        SA_SHF       = RE_SHF,  // synonym
+        IMM_SHF      = 0,
+        FUNC_SHF     = 0,
+
+        // mask values
+        MSK_16       = 0xffff,
+
+
+        CACHEOP_SHF  = 18,
+        CACHESEL_SHF = 16,
+    };
+};
+
+
+}; // namespace android
+
+#endif //ANDROID_MIPS64ASSEMBLER_H
diff --git a/libpixelflinger/codeflinger/MIPSAssembler.cpp b/libpixelflinger/codeflinger/MIPSAssembler.cpp
index a88d2fe..daa231f 100644
--- a/libpixelflinger/codeflinger/MIPSAssembler.cpp
+++ b/libpixelflinger/codeflinger/MIPSAssembler.cpp
@@ -1358,7 +1358,7 @@
         ::mips_disassem(mipsPC, di_buf, arm_disasm_fmt);
         string_detab(di_buf);
         string_pad(di_buf, 30);
-        ALOGW("%08x:    %08x    %s", uint32_t(mipsPC), uint32_t(*mipsPC), di_buf);
+        ALOGW("%08x:    %08x    %s", uintptr_t(mipsPC), uint32_t(*mipsPC), di_buf);
         mipsPC++;
     }
 }
@@ -1407,7 +1407,7 @@
 
 #if defined(WITH_LIB_HARDWARE)
     if (__builtin_expect(mQemuTracing, 0)) {
-        int err = qemu_add_mapping(int(base()), name);
+        int err = qemu_add_mapping(uintptr_t(base()), name);
         mQemuTracing = (err >= 0);
     }
 #endif
diff --git a/libpixelflinger/codeflinger/MIPSAssembler.h b/libpixelflinger/codeflinger/MIPSAssembler.h
index 8fea8cb..06cb0d0 100644
--- a/libpixelflinger/codeflinger/MIPSAssembler.h
+++ b/libpixelflinger/codeflinger/MIPSAssembler.h
@@ -244,20 +244,20 @@
                 MIPSAssembler(const sp<Assembly>& assembly, ArmToMipsAssembler *parent);
     virtual     ~MIPSAssembler();
 
-    uint32_t*   base() const;
-    uint32_t*   pc() const;
-    void        reset();
+    virtual uint32_t*   base() const;
+    virtual uint32_t*   pc() const;
+    virtual void        reset();
 
-    void        disassemble(const char* name);
+    virtual void        disassemble(const char* name);
 
-    void        prolog();
-    void        epilog(uint32_t touched);
-    int         generate(const char* name);
-    void        comment(const char* string);
-    void        label(const char* string);
+    virtual void        prolog();
+    virtual void        epilog(uint32_t touched);
+    virtual int         generate(const char* name);
+    virtual void        comment(const char* string);
+    virtual void        label(const char* string);
 
     // valid only after generate() has been called
-    uint32_t*   pcForLabel(const char* label);
+    virtual uint32_t*   pcForLabel(const char* label);
 
 
     // ------------------------------------------------------------------------
@@ -399,9 +399,9 @@
 
 
 
-private:
-    void string_detab(char *s);
-    void string_pad(char *s, int padded_len);
+protected:
+    virtual void string_detab(char *s);
+    virtual void string_pad(char *s, int padded_len);
 
     ArmToMipsAssembler *mParent;
     sp<Assembly>    mAssembly;
@@ -537,7 +537,11 @@
 enum mips_regnames {
     R_zero = 0,
             R_at,   R_v0,   R_v1,   R_a0,   R_a1,   R_a2,   R_a3,
+#if __mips_isa_rev < 6
     R_t0,   R_t1,   R_t2,   R_t3,   R_t4,   R_t5,   R_t6,   R_t7,
+#else
+    R_a4,   R_a5,   R_a6,   R_a7,   R_t0,   R_t1,   R_t2,   R_t3,
+#endif
     R_s0,   R_s1,   R_s2,   R_s3,   R_s4,   R_s5,   R_s6,   R_s7,
     R_t8,   R_t9,   R_k0,   R_k1,   R_gp,   R_sp,   R_s8,   R_ra,
     R_lr = R_s8,
diff --git a/libpixelflinger/codeflinger/mips64_disassem.c b/libpixelflinger/codeflinger/mips64_disassem.c
new file mode 100644
index 0000000..44b7fe7
--- /dev/null
+++ b/libpixelflinger/codeflinger/mips64_disassem.c
@@ -0,0 +1,582 @@
+/*  $NetBSD: db_disasm.c,v 1.19 2007/02/28 04:21:53 thorpej Exp $   */
+
+/*-
+ * Copyright (c) 1991, 1993
+ *  The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Ralph Campbell.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *  from: @(#)kadb.c    8.1 (Berkeley) 6/10/93
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <sys/cdefs.h>
+
+#include <sys/types.h>
+#include "mips_opcode.h"
+
+#include <cutils/log.h>
+
+static char *sprintf_buffer;
+static int sprintf_buf_len;
+
+
+typedef uint64_t db_addr_t;
+static void db_printf(const char* fmt, ...);
+
+static const char * const op_name[64] = {
+/* 0 */ "spec", "bcond", "j", "jal", "beq", "bne", "blez", "bgtz",
+/* 8 */ "pop10", "addiu", "slti", "sltiu", "andi", "ori", "xori", "aui",
+/*16 */ "cop0", "cop1", "cop2", "?", "?", "?", "pop26", "pop27",
+/*24 */ "pop30", "daddiu", "?", "?", "?", "daui", "msa", "op37",
+/*32 */ "lb", "lh", "?",  "lw", "lbu", "lhu", "?", "lwu",
+/*40 */ "sb", "sh", "?", "sw", "?", "?", "?", "?",
+/*48 */ "?", "lwc1", "bc", "?", "?",  "ldc1", "pop66", "ld",
+/*56 */ "?", "swc1", "balc", "pcrel", "?", "sdc1", "pop76", "sd"
+};
+
+static const char * const spec_name[64] = {
+/* 0 */ "sll", "?", "srl", "sra", "sllv", "?", "srlv", "srav",
+/* 8 */ "?", "jalr", "?", "?", "syscall", "break", "sdbpp", "sync",
+/*16 */ "clz", "clo", "dclz", "dclo", "dsllv", "dlsa", "dsrlv", "dsrav",
+/*24 */ "sop30", "sop31", "sop32", "sop33", "sop34", "sop35", "sop36", "sop37",
+/*32 */ "add", "addu", "sub", "subu", "and", "or", "xor", "nor",
+/*40 */ "?", "?", "slt", "sltu", "dadd", "daddu", "dsub", "dsubu",
+/*48 */ "tge", "tgeu", "tlt", "tltu", "teq", "seleqz", "tne", "selnez",
+/*56 */ "dsll", "?", "dsrl", "dsra", "dsll32", "?", "dsrl32", "dsra32"
+};
+
+static const char * const bcond_name[32] = {
+/* 0 */ "bltz", "bgez", "?", "?", "?", "?", "dahi", "?",
+/* 8 */ "?", "?", "?", "?", "?", "?", "?", "?",
+/*16 */ "nal", "bal", "?", "?", "?", "?", "?", "sigrie",
+/*24 */ "?", "?", "?", "?", "?", "?", "dati", "synci",
+};
+
+static const char * const cop1_name[64] = {
+/* 0 */ "fadd",  "fsub", "fmpy", "fdiv", "fsqrt","fabs", "fmov", "fneg",
+/* 8 */ "fop08","fop09","fop0a","fop0b","fop0c","fop0d","fop0e","fop0f",
+/*16 */ "fop10","fop11","fop12","fop13","fop14","fop15","fop16","fop17",
+/*24 */ "fop18","fop19","fop1a","fop1b","fop1c","fop1d","fop1e","fop1f",
+/*32 */ "fcvts","fcvtd","fcvte","fop23","fcvtw","fop25","fop26","fop27",
+/*40 */ "fop28","fop29","fop2a","fop2b","fop2c","fop2d","fop2e","fop2f",
+/*48 */ "fcmp.f","fcmp.un","fcmp.eq","fcmp.ueq","fcmp.olt","fcmp.ult",
+    "fcmp.ole","fcmp.ule",
+/*56 */ "fcmp.sf","fcmp.ngle","fcmp.seq","fcmp.ngl","fcmp.lt","fcmp.nge",
+    "fcmp.le","fcmp.ngt"
+};
+
+static const char * const fmt_name[16] = {
+    "s",    "d",    "e",    "fmt3",
+    "w",    "fmt5", "fmt6", "fmt7",
+    "fmt8", "fmt9", "fmta", "fmtb",
+    "fmtc", "fmtd", "fmte", "fmtf"
+};
+
+static char * const mips_reg_name[32] = {
+    "zero", "at",   "v0",   "v1",   "a0",   "a1",   "a2",   "a3",
+    "a4",   "a5",   "a6",   "a7",   "t0",   "t1",   "t2",   "t3",
+    "s0",   "s1",   "s2",   "s3",   "s4",   "s5",   "s6",   "s7",
+    "t8",   "t9",   "k0",   "k1",   "gp",   "sp",   "s8",   "ra"
+};
+
+static char * alt_arm_reg_name[32] = {  // hacked names for comparison with ARM code
+    "zero", "at",   "r0",   "r1",   "r2",   "r3",   "r4",   "r5",
+    "r6",   "r7",   "r8",   "r9",   "r10",  "r11",  "r12",  "r13",
+    "r14",  "r15",  "at2",  "cmp",  "s4",   "s5",   "s6",   "s7",
+    "t8",   "t9",   "k0",   "k1",   "gp",   "sp",   "s8",   "ra"
+};
+
+static char ** reg_name =  &mips_reg_name[0];
+
+static const char * const c0_opname[64] = {
+    "c0op00","tlbr",  "tlbwi", "c0op03","c0op04","c0op05","tlbwr", "c0op07",
+    "tlbp",  "c0op11","c0op12","c0op13","c0op14","c0op15","c0op16","c0op17",
+    "rfe",   "c0op21","c0op22","c0op23","c0op24","c0op25","c0op26","c0op27",
+    "eret",  "c0op31","c0op32","c0op33","c0op34","c0op35","c0op36","c0op37",
+    "c0op40","c0op41","c0op42","c0op43","c0op44","c0op45","c0op46","c0op47",
+    "c0op50","c0op51","c0op52","c0op53","c0op54","c0op55","c0op56","c0op57",
+    "c0op60","c0op61","c0op62","c0op63","c0op64","c0op65","c0op66","c0op67",
+    "c0op70","c0op71","c0op72","c0op73","c0op74","c0op75","c0op77","c0op77",
+};
+
+static const char * const c0_reg[32] = {
+    "index",    "random",   "tlblo0",  "tlblo1",
+    "context",  "pagemask", "wired",   "cp0r7",
+    "badvaddr", "count",    "tlbhi",   "compare",
+    "status",   "cause",    "epc",     "prid",
+    "config",   "lladdr",   "watchlo", "watchhi",
+    "xcontext", "cp0r21",   "cp0r22",  "debug",
+    "depc",     "perfcnt",  "ecc",     "cacheerr",
+    "taglo",    "taghi",    "errepc",  "desave"
+};
+
+static void print_addr(db_addr_t);
+db_addr_t mips_disassem(db_addr_t loc, char *di_buffer, int alt_dis_format);
+
+
+/*
+ * Disassemble instruction 'insn' nominally at 'loc'.
+ * 'loc' may in fact contain a breakpoint instruction.
+ */
+static db_addr_t
+db_disasm_insn(int insn, db_addr_t loc, bool altfmt)
+{
+    bool bdslot = false;
+    InstFmt i;
+
+    i.word = insn;
+
+    switch (i.JType.op) {
+    case OP_SPECIAL:
+        if (i.word == 0) {
+            db_printf("nop");
+            break;
+        }
+        if (i.word == 0x0080) {
+            db_printf("NIY");
+            break;
+        }
+        if (i.word == 0x00c0) {
+            db_printf("NOT IMPL");
+            break;
+        }
+        /* Special cases --------------------------------------------------
+         * "addu" is a "move" only in 32-bit mode.  What's the correct
+         * answer - never decode addu/daddu as "move"?
+         */
+        if ( (i.RType.func == OP_ADDU && i.RType.rt == 0)  ||
+             (i.RType.func == OP_OR   && i.RType.rt == 0) ) {
+            db_printf("move\t%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rs]);
+            break;
+        }
+
+        if (i.RType.func == OP_SRL && (i.RType.rs & 1) == 1) {
+            db_printf("rotr\t%s,%s,%d", reg_name[i.RType.rd],
+                reg_name[i.RType.rt], i.RType.shamt);
+            break;
+        }
+        if (i.RType.func == OP_SRLV && (i.RType.shamt & 1) == 1) {
+            db_printf("rotrv\t%s,%s,%s", reg_name[i.RType.rd],
+                reg_name[i.RType.rt], reg_name[i.RType.rs]);
+            break;
+        }
+
+        if (i.RType.func == OP_SOP30) {
+            if (i.RType.shamt == OP_MUL) {
+                db_printf("mul");
+            } else if (i.RType.shamt == OP_MUH) {
+                db_printf("muh");
+            }
+            db_printf("\t%s,%s,%s", reg_name[i.RType.rd],
+                reg_name[i.RType.rs], reg_name[i.RType.rt]);
+            break;
+        }
+        if (i.RType.func == OP_SOP31) {
+            if (i.RType.shamt == OP_MUL) {
+                db_printf("mulu");
+            } else if (i.RType.shamt == OP_MUH) {
+                db_printf("muhu");
+            }
+            db_printf("\t%s,%s,%s", reg_name[i.RType.rd],
+                reg_name[i.RType.rs], reg_name[i.RType.rt]);
+            break;
+        }
+
+        if (i.RType.func == OP_JALR && i.RType.rd == 0) {
+            db_printf("jr\t%s", reg_name[i.RType.rs]);
+            bdslot = true;
+            break;
+        }
+
+        db_printf("%s", spec_name[i.RType.func]);
+        switch (i.RType.func) {
+        case OP_SLL:
+        case OP_SRL:
+        case OP_SRA:
+        case OP_DSLL:
+
+        case OP_DSRL:
+        case OP_DSRA:
+        case OP_DSLL32:
+        case OP_DSRL32:
+        case OP_DSRA32:
+            db_printf("\t%s,%s,%d",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rt],
+                i.RType.shamt);
+            break;
+
+        case OP_SLLV:
+        case OP_SRLV:
+        case OP_SRAV:
+        case OP_DSLLV:
+        case OP_DSRLV:
+        case OP_DSRAV:
+            db_printf("\t%s,%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rt],
+                reg_name[i.RType.rs]);
+            break;
+
+        case OP_CLZ:
+        case OP_CLO:
+        case OP_DCLZ:
+        case OP_DCLO:
+            db_printf("\t%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rs]);
+            break;
+
+        case OP_JALR:
+            db_printf("\t");
+            if (i.RType.rd != 31) {
+                db_printf("%s,", reg_name[i.RType.rd]);
+            }
+            db_printf("%s", reg_name[i.RType.rs]);
+            bdslot = true;
+            break;
+
+        case OP_SYSCALL:
+        case OP_SYNC:
+            break;
+
+        case OP_BREAK:
+            db_printf("\t%d", (i.RType.rs << 5) | i.RType.rt);
+            break;
+
+        default:
+            db_printf("\t%s,%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rs],
+                reg_name[i.RType.rt]);
+        }
+        break;
+
+    case OP_SPECIAL3:
+        if (i.RType.func == OP_EXT)
+            db_printf("ext\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt,
+                    i.RType.rd+1);
+        else if (i.RType.func == OP_DEXT)
+            db_printf("dext\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt,
+                    i.RType.rd+1);
+        else if (i.RType.func == OP_DEXTM)
+            db_printf("dextm\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt,
+                    i.RType.rd+33);
+        else if (i.RType.func == OP_DEXTU)
+            db_printf("dextu\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt+32,
+                    i.RType.rd+1);
+        else if (i.RType.func == OP_INS)
+            db_printf("ins\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt,
+                    i.RType.rd-i.RType.shamt+1);
+        else if (i.RType.func == OP_DINS)
+            db_printf("dins\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt,
+                    i.RType.rd-i.RType.shamt+1);
+        else if (i.RType.func == OP_DINSM)
+            db_printf("dinsm\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt,
+                    i.RType.rd-i.RType.shamt+33);
+        else if (i.RType.func == OP_DINSU)
+            db_printf("dinsu\t%s,%s,%d,%d",
+                    reg_name[i.RType.rt],
+                    reg_name[i.RType.rs],
+                    i.RType.shamt+32,
+                    i.RType.rd-i.RType.shamt+1);
+        else if (i.RType.func == OP_BSHFL && i.RType.shamt == OP_WSBH)
+            db_printf("wsbh\t%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rt]);
+        else if (i.RType.func == OP_BSHFL && i.RType.shamt == OP_SEB)
+            db_printf("seb\t%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rt]);
+        else if (i.RType.func == OP_BSHFL && i.RType.shamt == OP_SEH)
+            db_printf("seh\t%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rt]);
+        else if (i.RType.func == OP_RDHWR)
+            db_printf("rdhwr\t%s,%s",
+                reg_name[i.RType.rd],
+                reg_name[i.RType.rt]);
+        else
+            db_printf("Unknown");
+        break;
+
+    case OP_BCOND:
+        db_printf("%s\t%s,", bcond_name[i.IType.rt],
+            reg_name[i.IType.rs]);
+        goto pr_displ;
+
+    case OP_BLEZ:
+    case OP_BGTZ:
+        db_printf("%s\t%s,", op_name[i.IType.op],
+            reg_name[i.IType.rs]);
+        goto pr_displ;
+
+    case OP_BEQ:
+        if (i.IType.rs == 0 && i.IType.rt == 0) {
+            db_printf("b\t");
+            goto pr_displ;
+        }
+        /* FALLTHROUGH */
+    case OP_BNE:
+        db_printf("%s\t%s,%s,", op_name[i.IType.op],
+            reg_name[i.IType.rs],
+            reg_name[i.IType.rt]);
+    pr_displ:
+        print_addr(loc + 4 + ((short)i.IType.imm << 2));
+        bdslot = true;
+        break;
+
+    case OP_COP0:
+        switch (i.RType.rs) {
+        case OP_BCx:
+        case OP_BCy:
+
+            db_printf("bc0%c\t",
+                "ft"[i.RType.rt & COPz_BC_TF_MASK]);
+            goto pr_displ;
+
+        case OP_MT:
+            db_printf("mtc0\t%s,%s",
+                reg_name[i.RType.rt],
+                c0_reg[i.RType.rd]);
+            break;
+
+        case OP_DMT:
+            db_printf("dmtc0\t%s,%s",
+                reg_name[i.RType.rt],
+                c0_reg[i.RType.rd]);
+            break;
+
+        case OP_MF:
+            db_printf("mfc0\t%s,%s",
+                reg_name[i.RType.rt],
+                c0_reg[i.RType.rd]);
+            break;
+
+        case OP_DMF:
+            db_printf("dmfc0\t%s,%s",
+                reg_name[i.RType.rt],
+                c0_reg[i.RType.rd]);
+            break;
+
+        default:
+            db_printf("%s", c0_opname[i.FRType.func]);
+        }
+        break;
+
+    case OP_COP1:
+        switch (i.RType.rs) {
+        case OP_BCx:
+        case OP_BCy:
+            db_printf("bc1%c\t",
+                "ft"[i.RType.rt & COPz_BC_TF_MASK]);
+            goto pr_displ;
+
+        case OP_MT:
+            db_printf("mtc1\t%s,f%d",
+                reg_name[i.RType.rt],
+                i.RType.rd);
+            break;
+
+        case OP_MF:
+            db_printf("mfc1\t%s,f%d",
+                reg_name[i.RType.rt],
+                i.RType.rd);
+            break;
+
+        case OP_CT:
+            db_printf("ctc1\t%s,f%d",
+                reg_name[i.RType.rt],
+                i.RType.rd);
+            break;
+
+        case OP_CF:
+            db_printf("cfc1\t%s,f%d",
+                reg_name[i.RType.rt],
+                i.RType.rd);
+            break;
+
+        default:
+            db_printf("%s.%s\tf%d,f%d,f%d",
+                cop1_name[i.FRType.func],
+                fmt_name[i.FRType.fmt],
+                i.FRType.fd, i.FRType.fs, i.FRType.ft);
+        }
+        break;
+
+    case OP_J:
+    case OP_JAL:
+        db_printf("%s\t", op_name[i.JType.op]);
+        print_addr((loc & 0xFFFFFFFFF0000000) | (i.JType.target << 2));
+        bdslot = true;
+        break;
+
+    case OP_LWC1:
+    case OP_SWC1:
+        db_printf("%s\tf%d,", op_name[i.IType.op],
+            i.IType.rt);
+        goto loadstore;
+
+    case OP_LB:
+    case OP_LH:
+    case OP_LW:
+    case OP_LD:
+    case OP_LBU:
+    case OP_LHU:
+    case OP_LWU:
+    case OP_SB:
+    case OP_SH:
+    case OP_SW:
+    case OP_SD:
+        db_printf("%s\t%s,", op_name[i.IType.op],
+            reg_name[i.IType.rt]);
+    loadstore:
+        db_printf("%d(%s)", (short)i.IType.imm,
+            reg_name[i.IType.rs]);
+        break;
+
+    case OP_ORI:
+    case OP_XORI:
+        if (i.IType.rs == 0) {
+            db_printf("li\t%s,0x%x",
+                reg_name[i.IType.rt],
+                i.IType.imm);
+            break;
+        }
+        /* FALLTHROUGH */
+    case OP_ANDI:
+        db_printf("%s\t%s,%s,0x%x", op_name[i.IType.op],
+            reg_name[i.IType.rt],
+            reg_name[i.IType.rs],
+            i.IType.imm);
+        break;
+
+    case OP_AUI:
+        if (i.IType.rs == 0) {
+            db_printf("lui\t%s,0x%x", reg_name[i.IType.rt],
+                i.IType.imm);
+        } else {
+            db_printf("%s\t%s,%s,%d", op_name[i.IType.op],
+            reg_name[i.IType.rt], reg_name[i.IType.rs],
+            (short)i.IType.imm);
+        }
+        break;
+
+    case OP_ADDIU:
+    case OP_DADDIU:
+        if (i.IType.rs == 0) {
+            db_printf("li\t%s,%d",
+                reg_name[i.IType.rt],
+                (short)i.IType.imm);
+            break;
+        }
+        /* FALLTHROUGH */
+    default:
+        db_printf("%s\t%s,%s,%d", op_name[i.IType.op],
+            reg_name[i.IType.rt],
+            reg_name[i.IType.rs],
+            (short)i.IType.imm);
+    }
+    // db_printf("\n");
+    // if (bdslot) {
+    //     db_printf("   bd: ");
+    //     mips_disassem(loc+4);
+    //     return (loc + 8);
+    // }
+    return (loc + 4);
+}
+
+static void
+print_addr(db_addr_t loc)
+{
+    db_printf("0x%08lx", loc);
+}
+
+static void db_printf(const char* fmt, ...)
+{
+    int cnt;
+    va_list argp;
+    va_start(argp, fmt);
+    if (sprintf_buffer) {
+        cnt = vsnprintf(sprintf_buffer, sprintf_buf_len, fmt, argp);
+        sprintf_buffer += cnt;
+        sprintf_buf_len -= cnt;
+    } else {
+        vprintf(fmt, argp);
+    }
+}
+
+/*
+ * Disassemble instruction at 'loc'.
+ * Return address of start of next instruction.
+ * Since this function is used by 'examine' and by 'step'
+ * "next instruction" does NOT mean the next instruction to
+ * be executed but the 'linear' next instruction.
+ */
+db_addr_t
+mips_disassem(db_addr_t loc, char *di_buffer, int alt_dis_format)
+{
+    u_int32_t instr;
+
+    if (alt_dis_format) {   // use ARM register names for disassembly
+        reg_name = &alt_arm_reg_name[0];
+    }
+
+    sprintf_buffer = di_buffer;     // quick 'n' dirty printf() vs sprintf()
+    sprintf_buf_len = 39;           // should be passed in
+
+    instr =  *(u_int32_t *)loc;
+    return (db_disasm_insn(instr, loc, false));
+}
diff --git a/libpixelflinger/codeflinger/mips64_disassem.h b/libpixelflinger/codeflinger/mips64_disassem.h
new file mode 100644
index 0000000..c94f04f
--- /dev/null
+++ b/libpixelflinger/codeflinger/mips64_disassem.h
@@ -0,0 +1,56 @@
+/*  $NetBSD: db_disasm.c,v 1.19 2007/02/28 04:21:53 thorpej Exp $   */
+
+/*-
+ * Copyright (c) 1991, 1993
+ *  The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Ralph Campbell.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *  from: @(#)kadb.c    8.1 (Berkeley) 6/10/93
+ */
+
+
+
+#ifndef ANDROID_MIPS_DISASSEM_H
+#define ANDROID_MIPS_DISASSEM_H
+
+#include <sys/types.h>
+
+#if __cplusplus
+extern "C" {
+#endif
+
+/* Prototypes for callable functions */
+
+void mips_disassem(uint32_t *location, char *di_buffer, int alt_fmt);
+
+#if __cplusplus
+}
+#endif
+
+#endif /* !ANDROID_MIPS_DISASSEM_H */
diff --git a/libpixelflinger/codeflinger/mips_disassem.c b/libpixelflinger/codeflinger/mips_disassem.c
index 4ab9bd3..3007b15 100644
--- a/libpixelflinger/codeflinger/mips_disassem.c
+++ b/libpixelflinger/codeflinger/mips_disassem.c
@@ -323,14 +323,14 @@
             db_printf("ext\t%s,%s,%d,%d",
                     reg_name[i.RType.rt],
                     reg_name[i.RType.rs],
-                    i.RType.rd+1,
-                    i.RType.shamt);
+                    i.RType.shamt,
+                    i.RType.rd+1);
         else if (i.RType.func == OP_INS)
             db_printf("ins\t%s,%s,%d,%d",
                     reg_name[i.RType.rt],
                     reg_name[i.RType.rs],
-                    i.RType.rd+1,
-                    i.RType.shamt);
+                    i.RType.shamt,
+                    i.RType.rd-i.RType.shamt+1);
         else if (i.RType.func == OP_BSHFL && i.RType.shamt == OP_WSBH)
             db_printf("wsbh\t%s,%s",
                 reg_name[i.RType.rd],
diff --git a/libpixelflinger/codeflinger/mips_opcode.h b/libpixelflinger/codeflinger/mips_opcode.h
index 7ed5ef5..45bb19e 100644
--- a/libpixelflinger/codeflinger/mips_opcode.h
+++ b/libpixelflinger/codeflinger/mips_opcode.h
@@ -125,69 +125,118 @@
 #define OP_BLEZ     006
 #define OP_BGTZ     007
 
+#if __mips_isa_rev < 6
 #define OP_ADDI     010
+#else
+#define OP_POP10    010
+#endif
+
 #define OP_ADDIU    011
 #define OP_SLTI     012
 #define OP_SLTIU    013
 #define OP_ANDI     014
 #define OP_ORI      015
 #define OP_XORI     016
+
+#if __mips_isa_rev < 6
 #define OP_LUI      017
+#else
+#define OP_AUI      017
+#endif
 
 #define OP_COP0     020
 #define OP_COP1     021
 #define OP_COP2     022
+
+#if __mips_isa_rev < 6
 #define OP_COP3     023
-#define OP_BEQL     024     /* MIPS-II, for r4000 port */
-#define OP_BNEL     025     /* MIPS-II, for r4000 port */
-#define OP_BLEZL    026     /* MIPS-II, for r4000 port */
-#define OP_BGTZL    027     /* MIPS-II, for r4000 port */
+#define OP_BEQL     024
+#define OP_BNEL     025
+#define OP_BLEZL    026
+#define OP_BGTZL    027
+#define OP_DADDI    030
+#else
+#define OP_POP26    026
+#define OP_POP27    027
+#define OP_POP30    030
+#endif
 
-#define OP_DADDI    030     /* MIPS-II, for r4000 port */
-#define OP_DADDIU   031     /* MIPS-II, for r4000 port */
-#define OP_LDL      032     /* MIPS-II, for r4000 port */
-#define OP_LDR      033     /* MIPS-II, for r4000 port */
+#define OP_DADDIU   031
 
-#define OP_SPECIAL2 034     /* QED opcodes */
-#define OP_SPECIAL3 037     /* mips32r2 opcodes */
+#if __mips_isa_rev < 6
+#define OP_LDL      032
+#define OP_LDR      033
+#define OP_SPECIAL2 034
+#else
+#define OP_DAUI     035
+#endif
+
+#define OP_SPECIAL3 037
 
 #define OP_LB       040
 #define OP_LH       041
+
+#if __mips_isa_rev < 6
 #define OP_LWL      042
+#endif
+
 #define OP_LW       043
 #define OP_LBU      044
 #define OP_LHU      045
 #define OP_LWR      046
 #define OP_LHU      045
+
+#if __mips_isa_rev < 6
 #define OP_LWR      046
-#define OP_LWU      047     /* MIPS-II, for r4000 port */
+#endif
+
+#define OP_LWU      047
 
 #define OP_SB       050
 #define OP_SH       051
-#define OP_SWL      052
-#define OP_SW       053
-#define OP_SDL      054     /* MIPS-II, for r4000 port */
-#define OP_SDR      055     /* MIPS-II, for r4000 port */
-#define OP_SWR      056
-#define OP_CACHE    057     /* MIPS-II, for r4000 port */
 
+#if __mips_isa_rev < 6
+#define OP_SWL      052
+#endif
+
+#define OP_SW       053
+
+#if __mips_isa_rev < 6
+#define OP_SDL      054
+#define OP_SDR      055
+#define OP_SWR      056
+#define OP_CACHE    057
 #define OP_LL       060
-#define OP_LWC0     OP_LL   /* backwards source compatibility */
+#define OP_LWC0     OP_LL
 #define OP_LWC1     061
 #define OP_LWC2     062
 #define OP_LWC3     063
-#define OP_LLD      064     /* MIPS-II, for r4000 port */
-#define OP_LDC1     065
-#define OP_LD       067     /* MIPS-II, for r4000 port */
+#define OP_LLD      064
+#else
+#define OP_LWC1     061
+#define OP_BC       062
+#endif
 
+#define OP_LDC1     065
+#define OP_LD       067
+
+#if __mips_isa_rev < 6
 #define OP_SC       070
-#define OP_SWC0     OP_SC   /* backwards source compatibility */
+#define OP_SWC0     OP_SC
+#endif
+
 #define OP_SWC1     071
+
+#if __mips_isa_rev < 6
 #define OP_SWC2     072
 #define OP_SWC3     073
-#define OP_SCD      074     /* MIPS-II, for r4000 port */
+#define OP_SCD      074
+#else
+#define OP_BALC     072
+#endif
+
 #define OP_SDC1     075
-#define OP_SD       077     /* MIPS-II, for r4000 port */
+#define OP_SD       077
 
 /*
  * Values for the 'func' field when 'op' == OP_SPECIAL.
@@ -199,28 +248,50 @@
 #define OP_SRLV     006
 #define OP_SRAV     007
 
+#if __mips_isa_rev < 6
 #define OP_JR       010
+#endif
+
 #define OP_JALR     011
 #define OP_SYSCALL  014
 #define OP_BREAK    015
-#define OP_SYNC     017     /* MIPS-II, for r4000 port */
+#define OP_SYNC     017
 
+#if __mips_isa_rev < 6
 #define OP_MFHI     020
 #define OP_MTHI     021
 #define OP_MFLO     022
 #define OP_MTLO     023
-#define OP_DSLLV    024     /* MIPS-II, for r4000 port */
-#define OP_DSRLV    026     /* MIPS-II, for r4000 port */
-#define OP_DSRAV    027     /* MIPS-II, for r4000 port */
+#else
+#define OP_CLZ      020
+#define OP_CLO      021
+#define OP_DCLZ     022
+#define OP_DCLO     023
+#endif
 
+#define OP_DSLLV    024
+#define OP_DSRLV    026
+#define OP_DSRAV    027
+
+#if __mips_isa_rev < 6
 #define OP_MULT     030
 #define OP_MULTU    031
 #define OP_DIV      032
 #define OP_DIVU     033
-#define OP_DMULT    034     /* MIPS-II, for r4000 port */
-#define OP_DMULTU   035     /* MIPS-II, for r4000 port */
-#define OP_DDIV     036     /* MIPS-II, for r4000 port */
-#define OP_DDIVU    037     /* MIPS-II, for r4000 port */
+#define OP_DMULT    034
+#define OP_DMULTU   035
+#define OP_DDIV     036
+#define OP_DDIVU    037
+#else
+#define OP_SOP30    030
+#define OP_SOP31    031
+#define OP_SOP32    032
+#define OP_SOP33    033
+#define OP_SOP34    034
+#define OP_SOP35    035
+#define OP_SOP36    036
+#define OP_SOP37    037
+#endif
 
 #define OP_ADD      040
 #define OP_ADDU     041
@@ -233,73 +304,96 @@
 
 #define OP_SLT      052
 #define OP_SLTU     053
-#define OP_DADD     054     /* MIPS-II, for r4000 port */
-#define OP_DADDU    055     /* MIPS-II, for r4000 port */
-#define OP_DSUB     056     /* MIPS-II, for r4000 port */
-#define OP_DSUBU    057     /* MIPS-II, for r4000 port */
+#define OP_DADD     054
+#define OP_DADDU    055
+#define OP_DSUB     056
+#define OP_DSUBU    057
 
-#define OP_TGE      060     /* MIPS-II, for r4000 port */
-#define OP_TGEU     061     /* MIPS-II, for r4000 port */
-#define OP_TLT      062     /* MIPS-II, for r4000 port */
-#define OP_TLTU     063     /* MIPS-II, for r4000 port */
-#define OP_TEQ      064     /* MIPS-II, for r4000 port */
-#define OP_TNE      066     /* MIPS-II, for r4000 port */
+#define OP_TGE      060
+#define OP_TGEU     061
+#define OP_TLT      062
+#define OP_TLTU     063
+#define OP_TEQ      064
+#define OP_TNE      066
 
-#define OP_DSLL     070     /* MIPS-II, for r4000 port */
-#define OP_DSRL     072     /* MIPS-II, for r4000 port */
-#define OP_DSRA     073     /* MIPS-II, for r4000 port */
-#define OP_DSLL32   074     /* MIPS-II, for r4000 port */
-#define OP_DSRL32   076     /* MIPS-II, for r4000 port */
-#define OP_DSRA32   077     /* MIPS-II, for r4000 port */
+#define OP_DSLL     070
+#define OP_DSRL     072
+#define OP_DSRA     073
+#define OP_DSLL32   074
+#define OP_DSRL32   076
+#define OP_DSRA32   077
 
+#if __mips_isa_rev < 6
 /*
  * Values for the 'func' field when 'op' == OP_SPECIAL2.
+ * OP_SPECIAL2 opcodes are removed in mips32r6
  */
 #define OP_MAD      000     /* QED */
 #define OP_MADU     001     /* QED */
 #define OP_MUL      002     /* QED */
+#endif
 
 /*
  * Values for the 'func' field when 'op' == OP_SPECIAL3.
  */
 #define OP_EXT      000
+#define OP_DEXTM    001
+#define OP_DEXTU    002
+#define OP_DEXT     003
 #define OP_INS      004
+#define OP_DINSM    005
+#define OP_DINSU    006
+#define OP_DINS     007
 #define OP_BSHFL    040
+#define OP_RDHWR    073
 
 /*
  * Values for the 'shamt' field when OP_SPECIAL3 && func OP_BSHFL.
  */
+
 #define OP_WSBH     002
 #define OP_SEB      020
 #define OP_SEH      030
 
+#if __mips_isa_rev == 6
+/*
+ * Values for the 'shamt' field when OP_SOP30.
+ */
+#define OP_MUL      002
+#define OP_MUH      003
+#endif
+
 /*
  * Values for the 'func' field when 'op' == OP_BCOND.
  */
 #define OP_BLTZ     000
 #define OP_BGEZ     001
-#define OP_BLTZL    002     /* MIPS-II, for r4000 port */
-#define OP_BGEZL    003     /* MIPS-II, for r4000 port */
 
-#define OP_TGEI     010     /* MIPS-II, for r4000 port */
-#define OP_TGEIU    011     /* MIPS-II, for r4000 port */
-#define OP_TLTI     012     /* MIPS-II, for r4000 port */
-#define OP_TLTIU    013     /* MIPS-II, for r4000 port */
-#define OP_TEQI     014     /* MIPS-II, for r4000 port */
-#define OP_TNEI     016     /* MIPS-II, for r4000 port */
-
-#define OP_BLTZAL   020     /* MIPS-II, for r4000 port */
+#if __mips_isa_rev < 6
+#define OP_BLTZL    002
+#define OP_BGEZL    003
+#define OP_TGEI     010
+#define OP_TGEIU    011
+#define OP_TLTI     012
+#define OP_TLTIU    013
+#define OP_TEQI     014
+#define OP_TNEI     016
+#define OP_BLTZAL   020
 #define OP_BGEZAL   021
 #define OP_BLTZALL  022
 #define OP_BGEZALL  023
+#else
+#define OP_NAL      020
+#define OP_BAL      021
+#endif
 
 /*
  * Values for the 'rs' field when 'op' == OP_COPz.
  */
 #define OP_MF       000
-#define OP_DMF      001     /* MIPS-II, for r4000 port */
+#define OP_DMF      001
 #define OP_MT       004
-#define OP_DMT      005     /* MIPS-II, for r4000 port */
+#define OP_DMT      005
 #define OP_BCx      010
 #define OP_BCy      014
 #define OP_CF       002
@@ -311,6 +405,6 @@
 #define COPz_BC_TF_MASK 0x01
 #define COPz_BC_TRUE    0x01
 #define COPz_BC_FALSE   0x00
-#define COPz_BCL_TF_MASK    0x02        /* MIPS-II, for r4000 port */
-#define COPz_BCL_TRUE   0x02        /* MIPS-II, for r4000 port */
-#define COPz_BCL_FALSE  0x00        /* MIPS-II, for r4000 port */
+#define COPz_BCL_TF_MASK    0x02
+#define COPz_BCL_TRUE   0x02
+#define COPz_BCL_FALSE  0x00
diff --git a/libpixelflinger/include/private/pixelflinger/ggl_context.h b/libpixelflinger/include/private/pixelflinger/ggl_context.h
index a18b2f7..d45dabc 100644
--- a/libpixelflinger/include/private/pixelflinger/ggl_context.h
+++ b/libpixelflinger/include/private/pixelflinger/ggl_context.h
@@ -42,7 +42,7 @@
 #else
 
 inline uint32_t GGL_RGBA_TO_HOST(uint32_t v) {
-#if defined(__mips__) && __mips==32 && __mips_isa_rev>=2
+#if defined(__mips__) && __mips_isa_rev>=2
     uint32_t r;
     __asm__("wsbh %0, %1;"
         "rotr %0, %0, 16"
@@ -55,7 +55,7 @@
 #endif
 }
 inline uint32_t GGL_HOST_TO_RGBA(uint32_t v) {
-#if defined(__mips__) && __mips==32 && __mips_isa_rev>=2
+#if defined(__mips__) && __mips_isa_rev>=2
     uint32_t r;
     __asm__("wsbh %0, %1;"
         "rotr %0, %0, 16"
diff --git a/libpixelflinger/include/private/pixelflinger/ggl_fixed.h b/libpixelflinger/include/private/pixelflinger/ggl_fixed.h
index 787f620..17b85dd 100644
--- a/libpixelflinger/include/private/pixelflinger/ggl_fixed.h
+++ b/libpixelflinger/include/private/pixelflinger/ggl_fixed.h
@@ -520,6 +520,252 @@
     return res;
 }
 
+#elif defined(__mips__) && __mips_isa_rev == 6
+
+/*inline MIPS implementations*/
+inline GGLfixed gglMulx(GGLfixed a, GGLfixed b, int shift) CONST;
+inline GGLfixed gglMulx(GGLfixed a, GGLfixed b, int shift) {
+    GGLfixed result,tmp,tmp1,tmp2;
+
+    if (__builtin_constant_p(shift)) {
+        if (shift == 0) {
+            asm ("mul %[res], %[a], %[b] \t\n"
+            : [res]"=&r"(result)
+            : [a]"r"(a),[b]"r"(b)
+            );
+        } else if (shift == 32)
+        {
+            asm ("mul %[res], %[a], %[b] \t\n"
+            "li  %[tmp],1\t\n"
+            "sll  %[tmp],%[tmp],0x1f\t\n"
+            "addu %[tmp1],%[tmp],%[res] \t\n"
+            "muh %[res], %[a], %[b] \t\n"
+            "sltu %[tmp1],%[tmp1],%[tmp]\t\n"   /*obit*/
+            "sra %[tmp],%[tmp],0x1f \t\n"
+            "addu %[res],%[res],%[tmp]\t\n"
+            "addu %[res],%[res],%[tmp1]\t\n"
+            : [res]"=&r"(result),[tmp]"=&r"(tmp),[tmp1]"=&r"(tmp1)
+            : [a]"r"(a),[b]"r"(b),[shift]"I"(shift)
+            );
+        } else if ((shift >0) && (shift < 32))
+        {
+            asm ("mul %[res], %[a], %[b] \t\n"
+            "li  %[tmp],1 \t\n"
+            "sll  %[tmp],%[tmp],%[shiftm1] \t\n"
+            "addu %[tmp1],%[tmp],%[res] \t\n"
+            "sltu %[tmp1],%[tmp1],%[tmp] \t\n"  /*obit?*/
+            "addu  %[res],%[res],%[tmp] \t\n"
+            "muh %[tmp], %[a], %[b] \t\n"
+            "addu  %[tmp],%[tmp],%[tmp1] \t\n"
+            "sll   %[tmp],%[tmp],%[lshift] \t\n"
+            "srl   %[res],%[res],%[rshift]    \t\n"
+            "or    %[res],%[res],%[tmp] \t\n"
+            : [res]"=&r"(result),[tmp]"=&r"(tmp),[tmp1]"=&r"(tmp1),[tmp2]"=&r"(tmp2)
+            : [a]"r"(a),[b]"r"(b),[lshift]"I"(32-shift),[rshift]"I"(shift),[shiftm1]"I"(shift-1)
+            );
+        } else {
+            asm ("mul %[res], %[a], %[b] \t\n"
+            "li  %[tmp],1 \t\n"
+            "sll  %[tmp],%[tmp],%[shiftm1] \t\n"
+            "addu %[tmp1],%[tmp],%[res] \t\n"
+            "sltu %[tmp1],%[tmp1],%[tmp] \t\n"  /*obit?*/
+            "sra  %[tmp2],%[tmp],0x1f \t\n"
+            "addu  %[res],%[res],%[tmp] \t\n"
+            "muh  %[tmp], %[a], %[b]   \t\n"
+            "addu  %[tmp],%[tmp],%[tmp2] \t\n"
+            "addu  %[tmp],%[tmp],%[tmp1] \t\n"            /*tmp=hi*/
+            "srl   %[tmp2],%[res],%[rshift]    \t\n"
+            "srav  %[res], %[tmp],%[rshift]\t\n"
+            "sll   %[tmp],%[tmp],1 \t\n"
+            "sll   %[tmp],%[tmp],%[norbits] \t\n"
+            "or    %[tmp],%[tmp],%[tmp2] \t\n"
+            "seleqz  %[tmp],%[tmp],%[bit5] \t\n"
+            "selnez  %[res],%[res],%[bit5] \t\n"
+            "or    %[res],%[res],%[tmp] \t\n"
+            : [res]"=&r"(result),[tmp]"=&r"(tmp),[tmp1]"=&r"(tmp1),[tmp2]"=&r"(tmp2)
+            : [a]"r"(a),[b]"r"(b),[norbits]"I"(~(shift)),[rshift]"I"(shift),[shiftm1] "I"(shift-1),[bit5]"I"(shift & 0x20)
+            );
+        }
+    } else {
+        asm ("mul %[res], %[a], %[b] \t\n"
+        "li  %[tmp],1 \t\n"
+        "sll  %[tmp],%[tmp],%[shiftm1] \t\n"
+        "addu %[tmp1],%[tmp],%[res] \t\n"
+        "sltu %[tmp1],%[tmp1],%[tmp] \t\n"  /*obit?*/
+        "sra  %[tmp2],%[tmp],0x1f \t\n"
+        "addu  %[res],%[res],%[tmp] \t\n"
+        "muh  %[tmp], %[a], %[b] \t\n"
+        "addu  %[tmp],%[tmp],%[tmp2] \t\n"
+        "addu  %[tmp],%[tmp],%[tmp1] \t\n"            /*tmp=hi*/
+        "srl   %[tmp2],%[res],%[rshift]    \t\n"
+        "srav  %[res], %[tmp],%[rshift]\t\n"
+        "sll   %[tmp],%[tmp],1 \t\n"
+        "sll   %[tmp],%[tmp],%[norbits] \t\n"
+        "or    %[tmp],%[tmp],%[tmp2] \t\n"
+        "seleqz  %[tmp],%[tmp],%[bit5] \t\n"
+        "selnez  %[res],%[res],%[bit5] \t\n"
+        "or    %[res],%[res],%[tmp] \t\n"
+         : [res]"=&r"(result),[tmp]"=&r"(tmp),[tmp1]"=&r"(tmp1),[tmp2]"=&r"(tmp2)
+         : [a]"r"(a),[b]"r"(b),[norbits]"r"(~(shift)),[rshift] "r"(shift),[shiftm1]"r"(shift-1),[bit5] "r"(shift & 0x20)
+         );
+        }
+        return result;
+}
+
+inline GGLfixed gglMulAddx(GGLfixed a, GGLfixed b, GGLfixed c, int shift) CONST;
+inline GGLfixed gglMulAddx(GGLfixed a, GGLfixed b, GGLfixed c, int shift) {
+    GGLfixed result,t,tmp1,tmp2;
+
+    if (__builtin_constant_p(shift)) {
+        if (shift == 0) {
+                 asm ("mul %[lo], %[a], %[b] \t\n"
+                 "addu  %[lo],%[lo],%[c]    \t\n"
+                 : [lo]"=&r"(result)
+                 : [a]"r"(a),[b]"r"(b),[c]"r"(c)
+                 );
+                } else if (shift == 32) {
+                    asm ("muh %[lo], %[a], %[b] \t\n"
+                    "addu  %[lo],%[lo],%[c]    \t\n"
+                    : [lo]"=&r"(result)
+                    : [a]"r"(a),[b]"r"(b),[c]"r"(c)
+                    );
+                } else if ((shift>0) && (shift<32)) {
+                    asm ("mul %[res], %[a], %[b] \t\n"
+                    "muh  %[t], %[a], %[b] \t\n"
+                    "srl   %[res],%[res],%[rshift]    \t\n"
+                    "sll   %[t],%[t],%[lshift]     \t\n"
+                    "or  %[res],%[res],%[t]    \t\n"
+                    "addu  %[res],%[res],%[c]    \t\n"
+                    : [res]"=&r"(result),[t]"=&r"(t)
+                    : [a]"r"(a),[b]"r"(b),[c]"r"(c),[lshift]"I"(32-shift),[rshift]"I"(shift)
+                    );
+                } else {
+                    asm ("mul %[res], %[a], %[b] \t\n"
+                    "muh %[t], %[a], %[b] \t\n"
+                    "nor %[tmp1],$zero,%[shift]\t\n"
+                    "srl   %[res],%[res],%[shift]    \t\n"
+                    "sll   %[tmp2],%[t],1     \t\n"
+                    "sllv  %[tmp2],%[tmp2],%[tmp1]     \t\n"
+                    "or  %[tmp1],%[tmp2],%[res]    \t\n"
+                    "srav  %[res],%[t],%[shift]     \t\n"
+                    "andi %[tmp2],%[shift],0x20\t\n"
+                    "seleqz %[tmp1],%[tmp1],%[tmp2]\t\n"
+                    "selnez %[res],%[res],%[tmp2]\t\n"
+                    "or %[res],%[res],%[tmp1]\t\n"
+                    "addu  %[res],%[res],%[c]    \t\n"
+                    : [res]"=&r"(result),[t]"=&r"(t),[tmp1]"=&r"(tmp1),[tmp2]"=&r"(tmp2)
+                    : [a]"r"(a),[b]"r"(b),[c]"r"(c),[shift]"I"(shift)
+                    );
+                }
+            } else {
+                asm ("mul %[res], %[a], %[b] \t\n"
+                "muh %[t], %[a], %[b] \t\n"
+                "nor %[tmp1],$zero,%[shift]\t\n"
+                "srl   %[res],%[res],%[shift]    \t\n"
+                "sll   %[tmp2],%[t],1     \t\n"
+                "sllv  %[tmp2],%[tmp2],%[tmp1]     \t\n"
+                "or  %[tmp1],%[tmp2],%[res]    \t\n"
+                "srav  %[res],%[t],%[shift]     \t\n"
+                "andi %[tmp2],%[shift],0x20\t\n"
+                "seleqz %[tmp1],%[tmp1],%[tmp2]\t\n"
+                "selnez %[res],%[res],%[tmp2]\t\n"
+                "or %[res],%[res],%[tmp1]\t\n"
+                "addu  %[res],%[res],%[c]    \t\n"
+                : [res]"=&r"(result),[t]"=&r"(t),[tmp1]"=&r"(tmp1),[tmp2]"=&r"(tmp2)
+                : [a]"r"(a),[b]"r"(b),[c]"r"(c),[shift]"r"(shift)
+                );
+            }
+            return result;
+}
+
+inline GGLfixed gglMulSubx(GGLfixed a, GGLfixed b, GGLfixed c, int shift) CONST;
+inline GGLfixed gglMulSubx(GGLfixed a, GGLfixed b, GGLfixed c, int shift) {
+    GGLfixed result,t,tmp1,tmp2;
+
+    if (__builtin_constant_p(shift)) {
+        if (shift == 0) {
+                 asm ("mul %[lo], %[a], %[b] \t\n"
+                 "subu  %[lo],%[lo],%[c]    \t\n"
+                 : [lo]"=&r"(result)
+                 : [a]"r"(a),[b]"r"(b),[c]"r"(c)
+                 );
+                } else if (shift == 32) {
+                    asm ("muh %[lo], %[a], %[b] \t\n"
+                    "subu  %[lo],%[lo],%[c]    \t\n"
+                    : [lo]"=&r"(result)
+                    : [a]"r"(a),[b]"r"(b),[c]"r"(c)
+                    );
+                } else if ((shift>0) && (shift<32)) {
+                    asm ("mul %[res], %[a], %[b] \t\n"
+                    "muh %[t], %[a], %[b] \t\n"
+                    "srl   %[res],%[res],%[rshift]    \t\n"
+                    "sll   %[t],%[t],%[lshift]     \t\n"
+                    "or  %[res],%[res],%[t]    \t\n"
+                    "subu  %[res],%[res],%[c]    \t\n"
+                    : [res]"=&r"(result),[t]"=&r"(t)
+                    : [a]"r"(a),[b]"r"(b),[c]"r"(c),[lshift]"I"(32-shift),[rshift]"I"(shift)
+                    );
+                } else {
+                    asm ("mul %[res], %[a], %[b] \t\n"
+                    "muh %[t], %[a], %[b] \t\n"
+                    "nor %[tmp1],$zero,%[shift]\t\n"
+                    "srl   %[res],%[res],%[shift]    \t\n"
+                    "sll   %[tmp2],%[t],1     \t\n"
+                    "sllv  %[tmp2],%[tmp2],%[tmp1]     \t\n"
+                    "or  %[tmp1],%[tmp2],%[res]    \t\n"
+                    "srav  %[res],%[t],%[shift]     \t\n"
+                    "andi %[tmp2],%[shift],0x20\t\n"
+                    "seleqz %[tmp1],%[tmp1],%[tmp2]\t\n"
+                    "selnez %[res],%[res],%[tmp2]\t\n"
+                    "or %[res],%[res],%[tmp1]\t\n"
+                    "subu  %[res],%[res],%[c]    \t\n"
+                    : [res]"=&r"(result),[t]"=&r"(t),[tmp1]"=&r"(tmp1),[tmp2]"=&r"(tmp2)
+                    : [a]"r"(a),[b]"r"(b),[c]"r"(c),[shift]"I"(shift)
+                     );
+                    }
+                } else {
+                asm ("mul %[res], %[a], %[b] \t\n"
+                "muh %[t], %[a], %[b] \t\n"
+                "nor %[tmp1],$zero,%[shift]\t\n"
+                "srl   %[res],%[res],%[shift]    \t\n"
+                "sll   %[tmp2],%[t],1     \t\n"
+                "sllv  %[tmp2],%[tmp2],%[tmp1]     \t\n"
+                "or  %[tmp1],%[tmp2],%[res]    \t\n"
+                "srav  %[res],%[t],%[shift]     \t\n"
+                "andi %[tmp2],%[shift],0x20\t\n"
+                "seleqz %[tmp1],%[tmp1],%[tmp2]\t\n"
+                "selnez %[res],%[res],%[tmp2]\t\n"
+                "or %[res],%[res],%[tmp1]\t\n"
+                "subu  %[res],%[res],%[c]    \t\n"
+                : [res]"=&r"(result),[t]"=&r"(t),[tmp1]"=&r"(tmp1),[tmp2]"=&r"(tmp2)
+                : [a]"r"(a),[b]"r"(b),[c]"r"(c),[shift]"r"(shift)
+                );
+            }
+    return result;
+}
+
+inline int64_t gglMulii(int32_t x, int32_t y) CONST;
+inline int64_t gglMulii(int32_t x, int32_t y) {
+    union {
+        struct {
+#if defined(__MIPSEL__)
+            int32_t lo;
+            int32_t hi;
+#elif defined(__MIPSEB__)
+            int32_t hi;
+            int32_t lo;
+#endif
+        } s;
+        int64_t res;
+    }u;
+    asm("mul %0, %2, %3 \t\n"
+        "muh %1, %2, %3 \t\n"
+        : "=r"(u.s.lo), "=&r"(u.s.hi)
+        : "%r"(x), "r"(y)
+        );
+    return u.res;
+}
+
 #else // ----------------------------------------------------------------------
 
 inline GGLfixed gglMulx(GGLfixed a, GGLfixed b, int shift) CONST;
diff --git a/libpixelflinger/scanline.cpp b/libpixelflinger/scanline.cpp
index 3d14531..a718b02 100644
--- a/libpixelflinger/scanline.cpp
+++ b/libpixelflinger/scanline.cpp
@@ -41,6 +41,8 @@
 #include "codeflinger/Arm64Assembler.h"
 #elif defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6
 #include "codeflinger/MIPSAssembler.h"
+#elif defined(__mips__) && defined(__LP64__)
+#include "codeflinger/MIPS64Assembler.h"
 #endif
 //#include "codeflinger/ARMAssemblerOptimizer.h"
 
@@ -59,7 +61,7 @@
 #   define ANDROID_CODEGEN      ANDROID_CODEGEN_GENERATED
 #endif
 
-#if defined(__arm__) || (defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6) || defined(__aarch64__)
+#if defined(__arm__) || (defined(__mips__) && ((!defined(__LP64__) && __mips_isa_rev < 6) || defined(__LP64__))) || defined(__aarch64__)
 #   define ANDROID_ARM_CODEGEN  1
 #else
 #   define ANDROID_ARM_CODEGEN  0
@@ -73,7 +75,7 @@
  */
 #define DEBUG_NEEDS  0
 
-#if defined( __mips__) && !defined(__LP64__) && __mips_isa_rev < 6
+#if defined( __mips__) && ((!defined(__LP64__) && __mips_isa_rev < 6) || defined(__LP64__))
 #define ASSEMBLY_SCRATCH_SIZE   4096
 #elif defined(__aarch64__)
 #define ASSEMBLY_SCRATCH_SIZE   8192
@@ -136,6 +138,9 @@
 extern "C" void scanline_col32cb16blend_arm64(uint16_t *dst, uint32_t col, size_t ct);
 #elif defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6
 extern "C" void scanline_t32cb16blend_mips(uint16_t*, uint32_t*, size_t);
+#elif defined(__mips__) && defined(__LP64__)
+extern "C" void scanline_t32cb16blend_mips64(uint16_t*, uint32_t*, size_t);
+extern "C" void scanline_col32cb16blend_mips64(uint16_t *dst, uint32_t col, size_t ct);
 #endif
 
 // ----------------------------------------------------------------------------
@@ -286,7 +291,7 @@
 
 #if ANDROID_ARM_CODEGEN
 
-#if defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6
+#if defined(__mips__) && ((!defined(__LP64__) && __mips_isa_rev < 6) || defined(__LP64__))
 static CodeCache gCodeCache(32 * 1024);
 #elif defined(__aarch64__)
 static CodeCache gCodeCache(48 * 1024);
@@ -406,8 +411,10 @@
         //GGLAssembler assembler(
         //        new ARMAssemblerOptimizer(new ARMAssembler(a)) );
 #endif
-#if defined(__mips__)
+#if defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6
         GGLAssembler assembler( new ArmToMipsAssembler(a) );
+#elif defined(__mips__) && defined(__LP64__)
+        GGLAssembler assembler( new ArmToMips64Assembler(a) );
 #elif defined(__aarch64__)
         GGLAssembler assembler( new ArmToArm64Assembler(a) );
 #endif
@@ -2103,6 +2110,8 @@
 #endif // defined(__ARM_HAVE_NEON) && BYTE_ORDER == LITTLE_ENDIAN
 #elif ((ANDROID_CODEGEN >= ANDROID_CODEGEN_ASM) && defined(__aarch64__))
     scanline_col32cb16blend_arm64(dst, GGL_RGBA_TO_HOST(c->packed8888), ct);
+#elif ((ANDROID_CODEGEN >= ANDROID_CODEGEN_ASM) && (defined(__mips__) && defined(__LP64__)))
+    scanline_col32cb16blend_mips64(dst, GGL_RGBA_TO_HOST(c->packed8888), ct);
 #else
     uint32_t s = GGL_RGBA_TO_HOST(c->packed8888);
     int sA = (s>>24);
@@ -2175,7 +2184,8 @@
 
 void scanline_t32cb16blend(context_t* c)
 {
-#if ((ANDROID_CODEGEN >= ANDROID_CODEGEN_ASM) && (defined(__arm__) || (defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6) || defined(__aarch64__)))
+#if ((ANDROID_CODEGEN >= ANDROID_CODEGEN_ASM) && (defined(__arm__) || defined(__aarch64__) || \
+    (defined(__mips__) && ((!defined(__LP64__) && __mips_isa_rev < 6) || defined(__LP64__)))))
     int32_t x = c->iterators.xl;
     size_t ct = c->iterators.xr - x;
     int32_t y = c->iterators.y;
@@ -2191,8 +2201,10 @@
     scanline_t32cb16blend_arm(dst, src, ct);
 #elif defined(__aarch64__)
     scanline_t32cb16blend_arm64(dst, src, ct);
-#elif defined(__mips__)
+#elif defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6
     scanline_t32cb16blend_mips(dst, src, ct);
+#elif defined(__mips__) && defined(__LP64__)
+    scanline_t32cb16blend_mips64(dst, src, ct);
 #endif
 #else
     dst_iterator16  di(c);
diff --git a/libpixelflinger/tests/arch-mips/Android.mk b/libpixelflinger/tests/arch-mips/Android.mk
new file mode 100644
index 0000000..fe6979e
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips/Android.mk
@@ -0,0 +1,6 @@
+ifeq ($(TARGET_ARCH),mips)
+include $(all-subdir-makefiles)
+endif
+ifeq ($(TARGET_ARCH),mipsel)
+include $(all-subdir-makefiles)
+endif
diff --git a/libpixelflinger/tests/arch-mips/col32cb16blend/Android.mk b/libpixelflinger/tests/arch-mips/col32cb16blend/Android.mk
new file mode 100644
index 0000000..40f197f
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips/col32cb16blend/Android.mk
@@ -0,0 +1,18 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:= \
+    col32cb16blend_test.c \
+    ../../../arch-mips/col32cb16blend.S
+
+LOCAL_SHARED_LIBRARIES :=
+
+LOCAL_C_INCLUDES :=
+
+LOCAL_MODULE:= test-pixelflinger-mips-col32cb16blend
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_MULTILIB := 32
+
+include $(BUILD_NATIVE_TEST)
diff --git a/libpixelflinger/tests/arch-mips/col32cb16blend/col32cb16blend_test.c b/libpixelflinger/tests/arch-mips/col32cb16blend/col32cb16blend_test.c
new file mode 100644
index 0000000..dd0e60f
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips/col32cb16blend/col32cb16blend_test.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+
+
+#define ARGB_8888_MAX   0xFFFFFFFF
+#define ARGB_8888_MIN   0x00000000
+#define RGB_565_MAX 0xFFFF
+#define RGB_565_MIN 0x0000
+
+struct test_t
+{
+    char name[256];
+    uint32_t src_color;
+    uint16_t dst_color;
+    size_t count;
+};
+
+struct test_t tests[] =
+{
+    {"Count 1, Src=Max, Dst=Min", ARGB_8888_MAX, RGB_565_MIN, 1},
+    {"Count 2, Src=Min, Dst=Max", ARGB_8888_MIN, RGB_565_MAX, 2},
+    {"Count 3, Src=Max, Dst=Max", ARGB_8888_MAX, RGB_565_MAX, 3},
+    {"Count 4, Src=Min, Dst=Min", ARGB_8888_MAX, RGB_565_MAX, 4},
+    {"Count 1, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 1},
+    {"Count 2, Src=Rand, Dst=Rand", 0xABCDEF12, 0x2345, 2},
+    {"Count 3, Src=Rand, Dst=Rand", 0x11111111, 0xEDFE, 3},
+    {"Count 4, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 4},
+    {"Count 5, Src=Rand, Dst=Rand", 0xEFEFFEFE, 0xFACC, 5},
+    {"Count 10, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 10}
+};
+
+void scanline_col32cb16blend_mips(uint16_t *dst, uint32_t src, size_t count);
+void scanline_col32cb16blend_c(uint16_t * dst, uint32_t src, size_t count)
+{
+    uint32_t srcAlpha = (src>>24);
+    uint32_t f = 0x100 - (srcAlpha + (srcAlpha>>7));
+
+    while (count--)
+    {
+        uint16_t d = *dst;
+        int dstR = (d>>11)&0x1f;
+        int dstG = (d>>5)&0x3f;
+        int dstB = (d)&0x1f;
+        int srcR = (src >> (   3))&0x1F;
+        int srcG = (src >> ( 8+2))&0x3F;
+        int srcB = (src >> (16+3))&0x1F;
+        srcR += (f*dstR)>>8;
+        srcG += (f*dstG)>>8;
+        srcB += (f*dstB)>>8;
+        *dst++ = (uint16_t)((srcR<<11)|(srcG<<5)|srcB);
+    }
+}
+
+void scanline_col32cb16blend_test()
+{
+    uint16_t dst_c[16], dst_asm[16];
+    uint32_t i, j;
+
+    for(i = 0; i < sizeof(tests)/sizeof(struct test_t); ++i)
+    {
+        struct test_t test = tests[i];
+
+        printf("Testing - %s:",test.name);
+
+        memset(dst_c, 0, sizeof(dst_c));
+        memset(dst_asm, 0, sizeof(dst_asm));
+
+        for(j = 0; j < test.count; ++j)
+        {
+            dst_c[j]   = test.dst_color;
+            dst_asm[j] = test.dst_color;
+        }
+
+
+        scanline_col32cb16blend_c(dst_c, test.src_color, test.count);
+        scanline_col32cb16blend_mips(dst_asm, test.src_color, test.count);
+
+        if(memcmp(dst_c, dst_asm, sizeof(dst_c)) == 0)
+            printf("Passed\n");
+        else
+            printf("Failed\n");
+
+        for(j = 0; j < test.count; ++j)
+        {
+            printf("dst_c[%d] = %x, dst_asm[%d] = %x \n", j, dst_c[j], j, dst_asm[j]);
+        }
+    }
+}
+
+int main()
+{
+    scanline_col32cb16blend_test();
+    return 0;
+}
diff --git a/libpixelflinger/tests/arch-mips/t32cb16blend/Android.mk b/libpixelflinger/tests/arch-mips/t32cb16blend/Android.mk
new file mode 100644
index 0000000..d0c0ae4
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips/t32cb16blend/Android.mk
@@ -0,0 +1,18 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:= \
+    t32cb16blend_test.c \
+    ../../../arch-mips/t32cb16blend.S
+
+LOCAL_SHARED_LIBRARIES :=
+
+LOCAL_C_INCLUDES :=
+
+LOCAL_MODULE:= test-pixelflinger-mips-t32cb16blend
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_MULTILIB := 32
+
+include $(BUILD_NATIVE_TEST)
diff --git a/libpixelflinger/tests/arch-mips/t32cb16blend/t32cb16blend_test.c b/libpixelflinger/tests/arch-mips/t32cb16blend/t32cb16blend_test.c
new file mode 100644
index 0000000..c6d6937
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips/t32cb16blend/t32cb16blend_test.c
@@ -0,0 +1,134 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+
+#define ARGB_8888_MAX   0xFFFFFFFF
+#define ARGB_8888_MIN   0x00000000
+#define RGB_565_MAX     0xFFFF
+#define RGB_565_MIN     0x0000
+
+struct test_t
+{
+    char name[256];
+    uint32_t src_color;
+    uint16_t dst_color;
+    size_t count;
+};
+
+struct test_t tests[] =
+{
+    {"Count 0", 0, 0, 0},
+    {"Count 1, Src=Max, Dst=Min", ARGB_8888_MAX, RGB_565_MIN, 1},
+    {"Count 2, Src=Min, Dst=Max", ARGB_8888_MIN, RGB_565_MAX, 2},
+    {"Count 3, Src=Max, Dst=Max", ARGB_8888_MAX, RGB_565_MAX, 3},
+    {"Count 4, Src=Min, Dst=Min", ARGB_8888_MAX, RGB_565_MAX, 4},
+    {"Count 1, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 1},
+    {"Count 2, Src=Rand, Dst=Rand", 0xABCDEF12, 0x2345, 2},
+    {"Count 3, Src=Rand, Dst=Rand", 0x11111111, 0xEDFE, 3},
+    {"Count 4, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 4},
+    {"Count 5, Src=Rand, Dst=Rand", 0xEFEFFEFE, 0xFACC, 5},
+    {"Count 10, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 10}
+
+};
+
+void scanline_t32cb16blend_mips(uint16_t*, uint32_t*, size_t);
+void scanline_t32cb16blend_c(uint16_t * dst, uint32_t* src, size_t count)
+{
+    while (count--)
+    {
+        uint16_t d = *dst;
+        uint32_t s = *src++;
+        int dstR = (d>>11)&0x1f;
+        int dstG = (d>>5)&0x3f;
+        int dstB = (d)&0x1f;
+        int srcR = (s >> (   3))&0x1F;
+        int srcG = (s >> ( 8+2))&0x3F;
+        int srcB = (s >> (16+3))&0x1F;
+        int srcAlpha = (s>>24) & 0xFF;
+
+
+        int f = 0x100 - (srcAlpha + ((srcAlpha>>7) & 0x1));
+        srcR += (f*dstR)>>8;
+        srcG += (f*dstG)>>8;
+        srcB += (f*dstB)>>8;
+        // srcR = srcR > 0x1F? 0x1F: srcR;
+        // srcG = srcG > 0x3F? 0x3F: srcG;
+        // srcB = srcB > 0x1F? 0x1F: srcB;
+        *dst++ = (uint16_t)((srcR<<11)|(srcG<<5)|srcB);
+    }
+}
+
+void scanline_t32cb16blend_test()
+{
+    uint16_t dst_c[16], dst_asm[16];
+    uint32_t src[16];
+    uint32_t i;
+    uint32_t  j;
+
+    for(i = 0; i < sizeof(tests)/sizeof(struct test_t); ++i)
+    {
+        struct test_t test = tests[i];
+
+        printf("Testing - %s:",test.name);
+
+        memset(dst_c, 0, sizeof(dst_c));
+        memset(dst_asm, 0, sizeof(dst_asm));
+
+        for(j = 0; j < test.count; ++j)
+        {
+            dst_c[j]   = test.dst_color;
+            dst_asm[j] = test.dst_color;
+            src[j] = test.src_color;
+        }
+
+        scanline_t32cb16blend_c(dst_c,src,test.count);
+        scanline_t32cb16blend_mips(dst_asm,src,test.count);
+
+
+        if(memcmp(dst_c, dst_asm, sizeof(dst_c)) == 0)
+            printf("Passed\n");
+        else
+            printf("Failed\n");
+
+        for(j = 0; j < test.count; ++j)
+        {
+            printf("dst_c[%d] = %x, dst_asm[%d] = %x \n", j, dst_c[j], j, dst_asm[j]);
+        }
+    }
+}
+
+int main()
+{
+    scanline_t32cb16blend_test();
+    return 0;
+}
diff --git a/libpixelflinger/tests/arch-mips64/Android.mk b/libpixelflinger/tests/arch-mips64/Android.mk
new file mode 100644
index 0000000..3b1c64e
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/Android.mk
@@ -0,0 +1,3 @@
+ifeq ($(TARGET_ARCH),mips64)
+include $(all-subdir-makefiles)
+endif
diff --git a/libpixelflinger/tests/arch-mips64/assembler/Android.mk b/libpixelflinger/tests/arch-mips64/assembler/Android.mk
new file mode 100644
index 0000000..4699961
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/assembler/Android.mk
@@ -0,0 +1,21 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:= \
+    mips64_assembler_test.cpp\
+    asm_mips_test_jacket.S
+
+LOCAL_SHARED_LIBRARIES := \
+    libcutils \
+    libpixelflinger
+
+LOCAL_C_INCLUDES := \
+    $(LOCAL_PATH)/../../..
+
+LOCAL_MODULE:= test-pixelflinger-mips64-assembler-test
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_MULTILIB := 64
+
+include $(BUILD_NATIVE_TEST)
diff --git a/libpixelflinger/tests/arch-mips64/assembler/asm_mips_test_jacket.S b/libpixelflinger/tests/arch-mips64/assembler/asm_mips_test_jacket.S
new file mode 100644
index 0000000..8a7f742
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/assembler/asm_mips_test_jacket.S
@@ -0,0 +1,93 @@
+# /*
+#  * Copyright (C) 2015 The Android Open Source Project
+#  * All rights reserved.
+#  *
+#  * Redistribution and use in source and binary forms, with or without
+#  * modification, are permitted provided that the following conditions
+#  * are met:
+#  *  * Redistributions of source code must retain the above copyright
+#  *    notice, this list of conditions and the following disclaimer.
+#  *  * Redistributions in binary form must reproduce the above copyright
+#  *    notice, this list of conditions and the following disclaimer in
+#  *    the documentation and/or other materials provided with the
+#  *    distribution.
+#  *
+#  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+#  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+#  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+#  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+#  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+#  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+#  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+#  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+#  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+#  * SUCH DAMAGE.
+#  */
+
+    .text
+    .align 8
+
+    .global asm_mips_test_jacket
+
+    # // Set the register
+    # // Calls the asm function
+    # // Reads the register values to output register
+
+    # // Parameters
+    # // a0 - Function to jump
+    # // a1 - register values array
+    # // a2 - flag values array
+asm_mips_test_jacket:
+    # // Save registers to stack
+    daddiu $sp, $sp, -96
+    sd  $s0, 64($sp)
+    sd  $s1, 72($sp)
+    sd  $s2, 80($sp)
+    sd  $ra, 88($sp)
+
+    move $s0, $a0
+    move $s1, $a1
+    move $s2, $a2
+
+    ld  $v0, 16($s1)
+    ld  $v1, 24($s1)
+    ld  $a0, 32($s1)
+    ld  $a1, 40($s1)
+    ld  $a2, 48($s1)
+    ld  $a3, 56($s1)
+    ld  $a4, 64($s1)
+    ld  $a5, 72($s1)
+    ld  $a6, 80($s1)
+    ld  $a7, 88($s1)
+    ld  $t0, 96($s1)
+    ld  $t1, 104($s1)
+    ld  $t2, 112($s1)
+    ld  $t3, 120($s1)
+
+    jal $s0
+
+    sd  $v0, 16($s1)
+    sd  $v1, 24($s1)
+    sd  $a0, 32($s1)
+    sd  $a1, 40($s1)
+    sd  $a2, 48($s1)
+    sd  $a3, 56($s1)
+    sd  $a4, 64($s1)
+    sd  $a5, 72($s1)
+    sd  $a6, 80($s1)
+    sd  $a7, 88($s1)
+    sd  $t0, 96($s1)
+    sd  $t1, 104($s1)
+    sd  $t2, 112($s1)
+    sd  $t3, 120($s1)
+
+    ld  $s0, 64($sp)
+    ld  $s1, 72($sp)
+    ld  $s2, 80($sp)
+    ld  $ra, 88($sp)
+
+    daddiu $sp, $sp, 96
+
+    j   $ra
diff --git a/libpixelflinger/tests/arch-mips64/assembler/mips64_assembler_test.cpp b/libpixelflinger/tests/arch-mips64/assembler/mips64_assembler_test.cpp
new file mode 100644
index 0000000..2b25223
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/assembler/mips64_assembler_test.cpp
@@ -0,0 +1,644 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include <sys/mman.h>
+#include <cutils/ashmem.h>
+#include <cutils/atomic.h>
+#include <cutils/log.h>
+
+#define __STDC_FORMAT_MACROS
+#include <inttypes.h>
+
+#include "codeflinger/ARMAssemblerInterface.h"
+#include "codeflinger/MIPS64Assembler.h"
+using namespace android;
+
+#define TESTS_DATAOP_ENABLE             1
+#define TESTS_DATATRANSFER_ENABLE       1
+#define ASSEMBLY_SCRATCH_SIZE           4096
+
+void *instrMem;
+uint32_t  instrMemSize = 128 * 1024;
+char     dataMem[8192];
+
+typedef void (*asm_function_t)();
+extern "C" void asm_mips_test_jacket(asm_function_t function,
+                                     int64_t regs[], int32_t flags[]);
+
+#define MAX_32BIT (uint32_t)(((uint64_t)1 << 32) - 1)
+#define MAX_64BIT ((uint64_t)0xFFFFFFFFFFFFFFFF)
+const uint32_t NA = 0;
+const uint32_t NUM_REGS = 32;
+const uint32_t NUM_FLAGS = 16;
+
+enum instr_t
+{
+    INSTR_ADD,
+    INSTR_SUB,
+    INSTR_AND,
+    INSTR_ORR,
+    INSTR_RSB,
+    INSTR_BIC,
+    INSTR_CMP,
+    INSTR_MOV,
+    INSTR_MVN,
+    INSTR_MUL,
+    INSTR_MLA,
+    INSTR_SMULBB,
+    INSTR_SMULBT,
+    INSTR_SMULTB,
+    INSTR_SMULTT,
+    INSTR_SMULWB,
+    INSTR_SMULWT,
+    INSTR_SMLABB,
+    INSTR_UXTB16,
+    INSTR_UBFX,
+    INSTR_ADDR_ADD,
+    INSTR_ADDR_SUB,
+    INSTR_LDR,
+    INSTR_LDRB,
+    INSTR_LDRH,
+    INSTR_ADDR_LDR,
+    INSTR_LDM,
+    INSTR_STR,
+    INSTR_STRB,
+    INSTR_STRH,
+    INSTR_ADDR_STR,
+    INSTR_STM
+};
+
+enum shift_t
+{
+    SHIFT_LSL,
+    SHIFT_LSR,
+    SHIFT_ASR,
+    SHIFT_ROR,
+    SHIFT_NONE
+};
+
+enum offset_t
+{
+    REG_SCALE_OFFSET,
+    REG_OFFSET,
+    IMM8_OFFSET,
+    IMM12_OFFSET,
+    NO_OFFSET
+};
+
+enum cond_t
+{
+    EQ, NE, CS, CC, MI, PL, VS, VC, HI, LS, GE, LT, GT, LE, AL, NV,
+    HS = CS,
+    LO = CC
+};
+
+const char * cc_code[] =
+{
+    "EQ", "NE", "CS", "CC", "MI", "PL", "VS", "VC",
+    "HI", "LS","GE","LT", "GT", "LE", "AL", "NV"
+};
+
+struct condTest_t
+{
+    int     mode;
+    int32_t Rcond1;
+    int32_t Rcond2;
+    uint64_t Rcond1Value;
+    uint64_t Rcond2Value;
+};
+
+
+struct dataOpTest_t
+{
+    uint32_t   id;
+    instr_t    op;
+    condTest_t preCond;
+    cond_t     cond;
+    bool       setFlags;
+    uint64_t   RnValue;
+    uint64_t   RsValue;
+    bool       immediate;
+    uint32_t   immValue;
+    uint64_t   RmValue;
+    uint32_t   shiftMode;
+    uint32_t   shiftAmount;
+    uint64_t   RdValue;
+    bool       checkRd;
+    uint64_t   postRdValue;
+};
+
+struct dataTransferTest_t
+{
+    uint32_t id;
+    instr_t  op;
+    uint32_t preFlag;
+    cond_t   cond;
+    bool     setMem;
+    uint64_t memOffset;
+    uint64_t memValue;
+    uint64_t RnValue;
+    offset_t offsetType;
+    uint64_t RmValue;
+    uint32_t immValue;
+    bool     writeBack;
+    bool     preIndex;
+    bool     postIndex;
+    uint64_t RdValue;
+    uint64_t postRdValue;
+    uint64_t postRnValue;
+    bool     checkMem;
+    uint64_t postMemOffset;
+    uint32_t postMemLength;
+    uint64_t postMemValue;
+};
+
+
+dataOpTest_t dataOpTests [] =
+{
+     {0xA000,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,1,MAX_32BIT,NA,NA,NA,NA,1,0},
+     {0xA001,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,1,MAX_32BIT-1,NA,NA,NA,NA,1,MAX_64BIT},
+     {0xA002,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,0,NA,MAX_32BIT,NA,NA,NA,1,0},
+     {0xA003,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,0,NA,MAX_32BIT-1,NA,NA,NA,1,MAX_64BIT},
+     {0xA004,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSL, 0,NA,1,0},
+     {0xA005,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSL,31,NA,1,0xFFFFFFFF80000001},
+     {0xA006,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,0,0,3,SHIFT_LSR,1,NA,1,2},
+     {0xA007,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSR,31,NA,1,2},
+     {0xA008,INSTR_ADD,{0,0,0,0,0},AL,0,0,NA,0,0,3,SHIFT_ASR,1,NA,1,1},
+     {0xA009,INSTR_ADD,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_64BIT,SHIFT_ASR,31,NA,1,0},
+     {0xA010,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,1,MAX_32BIT,0,0,0,NA,1,1},
+     {0xA011,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,1,MAX_32BIT-1,0,0,0,NA,1,0},
+     {0xA012,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,0,0,NA,1,1},
+     {0xA013,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT-1,0,0,NA,1,0},
+     {0xA014,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSL,0,NA,1,1},
+     {0xA015,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSL,31,NA,1,0},
+     {0xA016,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,0,0,3,SHIFT_LSR,1,NA,1,1},
+     {0xA017,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSR,31,NA,1,1},
+     {0xA018,INSTR_AND,{0,0,0,0,0},AL,0,0,NA,0,0,3,SHIFT_ASR,1,NA,1,0},
+     {0xA019,INSTR_AND,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_ASR,31,NA,1,1},
+     {0xA020,INSTR_ORR,{0,0,0,0,0},AL,0,3,NA,1,MAX_32BIT,0,0,0,NA,1,MAX_64BIT},
+     {0xA021,INSTR_ORR,{0,0,0,0,0},AL,0,2,NA,1,MAX_32BIT-1,0,0,0,NA,1,MAX_64BIT-1},
+     {0xA022,INSTR_ORR,{0,0,0,0,0},AL,0,3,NA,0,0,MAX_32BIT,0,0,NA,1,MAX_64BIT},
+     {0xA023,INSTR_ORR,{0,0,0,0,0},AL,0,2,NA,0,0,MAX_32BIT-1,0,0,NA,1,MAX_64BIT-1},
+     {0xA024,INSTR_ORR,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSL,0,NA,1,MAX_64BIT},
+     {0xA025,INSTR_ORR,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,SHIFT_LSL,31,NA,1,0xFFFFFFFF80000001},
+     {0xA026,INSTR_ORR,{0,0,0,0,0},AL,0,1,NA,0,0,3,SHIFT_LSR,1,NA,1,1},
+     {0xA027,INSTR_ORR,{0,0,0,0,0},AL,0,0,NA,0,0,MAX_32BIT,SHIFT_LSR,31,NA,1,1},
+     {0xA028,INSTR_ORR,{0,0,0,0,0},AL,0,0,NA,0,0,3,SHIFT_ASR,1,NA,1,1},
+     {0xA029,INSTR_ORR,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_64BIT,SHIFT_ASR,31,NA,1,MAX_64BIT},
+     {0xA030,INSTR_CMP,{0,0,0,0,0},AL,1,0x10000,NA,1,0x10000,0,0,0,NA,0,0},
+     {0xA031,INSTR_MUL,{0,0,0,0,0},AL,0,0,0x10000,0,0,0x10000,0,0,NA,1,0},
+     {0xA032,INSTR_MUL,{0,0,0,0,0},AL,0,0,0x1000,0,0,0x10000,0,0,NA,1,0x10000000},
+     {0xA033,INSTR_MUL,{0,0,0,0,0},AL,0,0,MAX_32BIT,0,0,1,0,0,NA,1,MAX_64BIT},
+     {0xA034,INSTR_MLA,{0,0,0,0,0},AL,0,0x10000,0x10000,0,0,0x10000,0,0,NA,1,0x10000},
+     {0xA035,INSTR_MLA,{0,0,0,0,0},AL,0,0x10000,0x1000,0,0,0x10000,0,0,NA,1,0x10010000},
+     {0xA036,INSTR_SUB,{1,R_v1,R_a6,2,4},MI,0,2,NA,0,NA,1,NA,NA,2,1,1},
+     {0xA037,INSTR_SUB,{2,R_v1,R_a6,2,0},MI,0,2,NA,0,NA,1,NA,NA,2,1,2},
+     {0xA038,INSTR_SUB,{1,R_v1,R_a6,4,2},GE,0,2,NA,1,1,NA,NA,NA,2,1,1},
+     {0xA039,INSTR_SUB,{1,R_a5,R_a6,2,7},GE,0,2,NA,1,1,NA,NA,NA,2,1,2},
+     {0xA040,INSTR_SUB,{1,R_a5,R_a6,1,1},HS,0,2,NA,1,1,NA,NA,NA,2,1,1},
+     {0xA041,INSTR_SUB,{1,R_a5,R_a6,0,1},HS,0,2,NA,1,1,NA,NA,NA,2,1,2},
+     {0xA042,INSTR_SUB,{0,0,0,0,0},AL,0,1,NA,1,1<< 16,0,0,0,NA,1,(uint64_t)(1 -(1<<16))},
+     {0xA043,INSTR_SUB,{0,0,0,0,0},AL,0,MAX_32BIT,NA,1,1,0,0,0,NA,1,MAX_64BIT-1},
+     {0xA044,INSTR_SUB,{0,0,0,0,0},AL,0,1,NA,1,1,0,0,0,NA,1,0},
+     {0xA045,INSTR_SUB,{0,0,0,0,0},AL,0,1,NA,0,NA,1<<16,0,0,NA,1,(uint64_t)(1 -(1<<16))},
+     {0xA046,INSTR_SUB,{0,0,0,0,0},AL,0,MAX_32BIT,NA,0,NA,1,0,0,NA,1,MAX_64BIT-1},
+     {0xA047,INSTR_SUB,{0,0,0,0,0},AL,0,1,NA,0,NA,1,0,0,NA,1,0},
+     {0xA048,INSTR_SUB,{0,0,0,0,0},AL,0,1,NA,0,NA,1,SHIFT_LSL,16,NA,1,(uint64_t)(1 -(1<<16))},
+     {0xA049,INSTR_SUB,{0,0,0,0,0},AL,0,0x80000001,NA,0,NA,MAX_32BIT,SHIFT_LSL,31,NA,1,1},
+     {0xA050,INSTR_SUB,{0,0,0,0,0},AL,0,1,NA,0,NA,3,SHIFT_LSR,1,NA,1,0},
+     {0xA051,INSTR_SUB,{0,0,0,0,0},AL,0,1,NA,0,NA,MAX_32BIT,SHIFT_LSR,31,NA,1,0},
+     {0xA052,INSTR_RSB,{1,R_a5,R_a6,4,1},GE,0,2,NA,1,0,NA,NA,NA,2,1,(uint64_t)-2},
+     {0xA053,INSTR_RSB,{1,R_a5,R_a6,-1,1},GE,0,2,NA,1,0,NA,NA,NA,2,1,2},
+     {0xA054,INSTR_RSB,{0,0,0,0,0},AL,0,1,NA,1,1<<16,NA,NA,NA,NA,1,(1<<16)-1},
+     {0xA055,INSTR_RSB,{0,0,0,0,0},AL,0,MAX_32BIT,NA,1,1,NA,NA,NA,NA,1,(uint64_t)(1-MAX_64BIT)},
+     {0xA056,INSTR_RSB,{0,0,0,0,0},AL,0,1,NA,1,1,NA,NA,NA,NA,1,0},
+     {0xA057,INSTR_RSB,{0,0,0,0,0},AL,0,1,NA,0,NA,1<<16,0,0,NA,1,(1<<16)-1},
+     {0xA058,INSTR_RSB,{0,0,0,0,0},AL,0,MAX_32BIT,NA,0,NA,1,0,0,NA,1,(uint64_t)(1-MAX_64BIT)},
+     {0xA059,INSTR_RSB,{0,0,0,0,0},AL,0,1,NA,0,NA,1,0,0,NA,1,0},
+     {0xA060,INSTR_RSB,{0,0,0,0,0},AL,0,1,NA,0,NA,1,SHIFT_LSL,16,NA,1,(1<<16)-1},
+     {0xA061,INSTR_RSB,{0,0,0,0,0},AL,0,0x80000001,NA,0,NA,MAX_32BIT ,SHIFT_LSL,31,NA,1,(uint64_t)(-1)},
+     {0xA062,INSTR_RSB,{0,0,0,0,0},AL,0,1,NA,0,NA,3,SHIFT_LSR,1,NA,1,0},
+     {0xA063,INSTR_RSB,{0,0,0,0,0},AL,0,1,NA,0,NA,MAX_32BIT,SHIFT_LSR,31,NA,1,0},
+     {0xA064,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,1,0x80000001,NA,NA,NA,NA,1,0xFFFFFFFF80000001},
+     {0xA065,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,0x80000001,0,0,NA,1,0xFFFFFFFF80000001},
+     {0xA066,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,1,NA,1,MAX_64BIT-1},
+     {0xA067,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,31,NA,1,0xFFFFFFFF80000000},
+     {0xA068,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,3,SHIFT_LSR,1,NA,1,1},
+     {0xA069,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSR,31,NA,1,1},
+     {0xA070,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,3,SHIFT_ASR,1,NA,1,1},
+     {0xA071,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,MAX_64BIT ,SHIFT_ASR,31,NA,1,MAX_64BIT},
+     {0xA072,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,3,SHIFT_ROR,1,NA,1,0xFFFFFFFF80000001},
+     {0xA073,INSTR_MOV,{0,0,0,0,0},AL,0,NA,NA,0,0,0x80000001,SHIFT_ROR,31,NA,1,3},
+     {0xA074,INSTR_MOV,{0,0,0,0,0},AL,1,NA,NA,0,0,MAX_64BIT -1,SHIFT_ASR,1,NA,1,MAX_64BIT},
+     {0xA075,INSTR_MOV,{0,0,0,0,0},AL,1,NA,NA,0,0,3,SHIFT_ASR,1,NA,1,1},
+     {0xA076,INSTR_MOV,{2,R_a5,R_a6,6,8},MI,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,2},
+     {0xA077,INSTR_MOV,{2,R_a5,R_a6,-4,-8},MI,0,NA,NA,0,0,0x80000001,0,0,2,1,0xFFFFFFFF80000001},
+     {0xA078,INSTR_MOV,{1,R_a5,R_a6,-1,-1},LT,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,2},
+     {0xA079,INSTR_MOV,{1,R_a5,R_a6,-1,1},LT,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,0xFFFFFFFF80000001},
+     {0xA080,INSTR_MOV,{1,R_a5,R_a6,-1,-5},GE,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,1,2,1,MAX_64BIT-1},
+     {0xA081,INSTR_MOV,{1,R_a5,R_a6,5,5},GE,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,31,2,1,0xFFFFFFFF80000000},
+     {0xA082,INSTR_MOV,{1,R_a5,R_a6,-1,1},GE,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,31,2,1,2},
+     {0xA083,INSTR_MOV,{1,R_a5,R_a6,4,1},LE,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,1,2,1,2},
+     {0xA084,INSTR_MOV,{1,R_a5,R_a6,-1,-1},LE,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,0xFFFFFFFF80000001},
+     {0xA085,INSTR_MOV,{1,R_a5,R_a6,-1,1},LE,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,31,2,1,0xFFFFFFFF80000000},
+     {0xA086,INSTR_MOV,{1,R_a5,R_a6,1,1},GT,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,2},
+     {0xA087,INSTR_MOV,{1,R_a5,R_a6,-1,-3},GT,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,0xFFFFFFFF80000001},
+     {0xA088,INSTR_MOV,{1,R_a5,R_a6,-1,0},GT,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,2},
+     {0xA089,INSTR_MOV,{1,R_a5,R_a6,-1,-1},GT,0,NA,NA,0,0,0x80000001,0,0,2,1,2},
+     {0xA090,INSTR_MOV,{1,R_a5,R_a6,6,1},GT,0,NA,NA,0,0,0x80000001,0,0,2,1,0xFFFFFFFF80000001},
+     {0xA091,INSTR_MOV,{1,R_a5,R_a6,-1,1},GT,0,NA,NA,0,0,0x80000001,0,0,2,1,2},
+     {0xA092,INSTR_MOV,{1,R_a5,R_a6,1,1},GT,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,1,2,1,2},
+     {0xA093,INSTR_MOV,{1,R_a5,R_a6,4,1},GT,0,NA,NA,0,0,MAX_32BIT,SHIFT_LSL,1,2,1,MAX_64BIT-1},
+     {0xA094,INSTR_MOV,{1,R_a5,R_a6,-1,1},GT,0,NA,NA,0,0,MAX_32BIT ,SHIFT_LSL,1,2,1,2},
+     {0xA095,INSTR_MOV,{1,R_a5,R_a6,1,-1},HS,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,2},
+     {0xA096,INSTR_MOV,{1,R_a5,R_a6,-1,1},HS,0,NA,NA,1,0x80000001,NA,NA,NA,2,1,0xFFFFFFFF80000001},
+     {0xA097,INSTR_MVN,{1,R_a5,R_a6,1,4},HS,0,NA,NA,1,MAX_32BIT-1,NA,NA,NA,2,1,2},
+     {0xA098,INSTR_MVN,{1,R_a5,R_a6,-1,1},HS,0,NA,NA,1,MAX_32BIT-1,NA,NA,NA,2,1,1},
+     {0xA099,INSTR_MVN,{0,0,0,0,0},AL,0,NA,NA,1,0,NA,NA,NA,2,1,MAX_64BIT},
+     {0xA100,INSTR_MVN,{0,0,0,0,0},AL,0,NA,NA,0,NA,MAX_32BIT-1,NA,0,2,1,1},
+     {0xA101,INSTR_MVN,{0,0,0,0,0},AL,0,NA,NA,0,NA,0x80000001,NA,0,2,1,0x7FFFFFFE},
+     {0xA102,INSTR_BIC,{0,0,0,0,0},AL,0,1,NA,1,MAX_32BIT,NA,NA,NA,NA,1,0},
+     {0xA103,INSTR_BIC,{0,0,0,0,0},AL,0,1,NA,1,MAX_32BIT-1,NA,NA,NA,NA,1,1},
+     {0xA104,INSTR_BIC,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT,0,0,NA,1,0},
+     {0xA105,INSTR_BIC,{0,0,0,0,0},AL,0,1,NA,0,0,MAX_32BIT-1,0,0,NA,1,1},
+     {0xA106,INSTR_BIC,{0,0,0,0,0},AL,0,0xF0,NA,0,0,3,SHIFT_ASR,1,NA,1,0xF0},
+     {0xA107,INSTR_BIC,{0,0,0,0,0},AL,0,0xF0,NA,0,0,MAX_64BIT,SHIFT_ASR,31,NA,1,0},
+     {0xA108,INSTR_SMULBB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCDFFFF,0,NA,0xFFFFFFFFABCD0001,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA109,INSTR_SMULBB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCD0001,0,NA,0xFFFFFFFFABCD0FFF,NA,NA,NA,1,0x00000FFF},
+     {0xA110,INSTR_SMULBB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCD0001,0,NA,0xFFFFFFFFABCDFFFF,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA111,INSTR_SMULBB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCDFFFF,0,NA,0xFFFFFFFFABCDFFFF,NA,NA,NA,1,1},
+     {0xA112,INSTR_SMULBT,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFFFFFABCD,0,NA,0xFFFFFFFFABCD0001,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA113,INSTR_SMULBT,{0,0,0,0,0},AL,0,NA,0x000000000001ABCD,0,NA,0xFFFFFFFFABCD0FFF,NA,NA,NA,1,0x00000FFF},
+     {0xA114,INSTR_SMULBT,{0,0,0,0,0},AL,0,NA,0x000000000001ABCD,0,NA,0xFFFFFFFFABCDFFFF,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA115,INSTR_SMULBT,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFFFFFABCD,0,NA,0xFFFFFFFFABCDFFFF,NA,NA,NA,1,1},
+     {0xA116,INSTR_SMULTB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCDFFFF,0,NA,0x000000000001ABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA117,INSTR_SMULTB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCD0001,0,NA,0x000000000FFFABCD,NA,NA,NA,1,0x00000FFF},
+     {0xA118,INSTR_SMULTB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCD0001,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA119,INSTR_SMULTB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCDFFFF,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,1},
+     {0xA120,INSTR_SMULTT,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFFFFFABCD,0,NA,0x000000000001ABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA121,INSTR_SMULTT,{0,0,0,0,0},AL,0,NA,0x000000000001ABCD,0,NA,0x000000000FFFABCD,NA,NA,NA,1,0x00000FFF},
+     {0xA122,INSTR_SMULTT,{0,0,0,0,0},AL,0,NA,0x000000000001ABCD,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA123,INSTR_SMULTT,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFFFFFABCD,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,1},
+     {0xA124,INSTR_SMULWB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCDFFFF,0,NA,0x000000000001ABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFE},
+     {0xA125,INSTR_SMULWB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCD0001,0,NA,0x000000000FFFABCD,NA,NA,NA,1,0x00000FFF},
+     {0xA126,INSTR_SMULWB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCD0001,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA127,INSTR_SMULWB,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFABCDFFFF,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,0},
+     {0xA128,INSTR_SMULWT,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFFFFFABCD,0,NA,0x000000000001ABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFE},
+     {0xA129,INSTR_SMULWT,{0,0,0,0,0},AL,0,NA,0x000000000001ABCD,0,NA,0x000000000FFFABCD,NA,NA,NA,1,0x00000FFF},
+     {0xA130,INSTR_SMULWT,{0,0,0,0,0},AL,0,NA,0x000000000001ABCD,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,0xFFFFFFFFFFFFFFFF},
+     {0xA131,INSTR_SMULWT,{0,0,0,0,0},AL,0,NA,0xFFFFFFFFFFFFABCD,0,NA,0xFFFFFFFFFFFFABCD,NA,NA,NA,1,0},
+     {0xA132,INSTR_SMLABB,{0,0,0,0,0},AL,0,1,0xFFFFFFFFABCDFFFF,0,NA,0xFFFFFFFFABCD0001,NA,NA,NA,1,0},
+     {0xA133,INSTR_SMLABB,{0,0,0,0,0},AL,0,1,0xFFFFFFFFABCD0001,0,NA,0xFFFFFFFFABCD0FFF,NA,NA,NA,1,0x00001000},
+     {0xA134,INSTR_SMLABB,{0,0,0,0,0},AL,0,0xFFFFFFFFFFFFFFFF,0xFFFFFFFFABCD0001,0,NA,0xABCDFFFF,NA,NA,NA,1,0xFFFFFFFFFFFFFFFE},
+     {0xA135,INSTR_SMLABB,{0,0,0,0,0},AL,0,0xFFFFFFFFFFFFFFFF,0xFFFFFFFFABCDFFFF,0,NA,0xABCDFFFF,NA,NA,NA,1,0},
+     {0xA136,INSTR_UXTB16,{0,0,0,0,0},AL,0,NA,NA,0,NA,0xABCDEF01,SHIFT_ROR,0,NA,1,0x00CD0001},
+     {0xA137,INSTR_UXTB16,{0,0,0,0,0},AL,0,NA,NA,0,NA,0xABCDEF01,SHIFT_ROR,1,NA,1,0x00AB00EF},
+     {0xA138,INSTR_UXTB16,{0,0,0,0,0},AL,0,NA,NA,0,NA,0xABCDEF01,SHIFT_ROR,2,NA,1,0x000100CD},
+     {0xA139,INSTR_UXTB16,{0,0,0,0,0},AL,0,NA,NA,0,NA,0xABCDEF01,SHIFT_ROR,3,NA,1,0x00EF00AB},
+     {0xA140,INSTR_ADDR_ADD,{0,0,0,0,0},AL,0,0xCFFFFFFFF,NA,0,NA,0x1,SHIFT_LSL,1,NA,1,0xD00000001},
+     {0xA141,INSTR_ADDR_ADD,{0,0,0,0,0},AL,0,0x01,NA,0,NA,0x1,SHIFT_LSL,2,NA,1,0x5},
+     {0xA142,INSTR_ADDR_ADD,{0,0,0,0,0},AL,0,0xCFFFFFFFF,NA,0,NA,0x1,NA,0,NA,1,0xD00000000},
+     {0xA143,INSTR_ADDR_SUB,{0,0,0,0,0},AL,0,0xD00000001,NA,0,NA,0x010000,SHIFT_LSR,15,NA,1,0xCFFFFFFFF},
+     {0xA144,INSTR_ADDR_SUB,{0,0,0,0,0},AL,0,0xCFFFFFFFF,NA,0,NA,0x020000,SHIFT_LSR,15,NA,1,0xCFFFFFFFB},
+     {0xA145,INSTR_ADDR_SUB,{0,0,0,0,0},AL,0,3,NA,0,NA,0x010000,SHIFT_LSR,15,NA,1,1},
+};
+
+dataTransferTest_t dataTransferTests [] =
+{
+    {0xB000,INSTR_LDR,AL,AL,1,24,0xABCDEF0123456789,0,REG_SCALE_OFFSET,24,NA,NA,NA,NA,NA,0x23456789,0,0,NA,NA,NA},
+    {0xB001,INSTR_LDR,AL,AL,1,0,0xABCDEF0123456789,0,IMM12_OFFSET,NA,4,1,0,1,NA,0x23456789,4,0,NA,NA,NA},
+    {0xB002,INSTR_LDR,AL,AL,1,0,0xABCDEF0123456789,0,NO_OFFSET,NA,NA,0,0,0,NA,0x23456789,0,0,NA,NA,NA},
+    {0xB003,INSTR_LDRB,AL,AL,1,4064,0xABCDEF0123456789,0,REG_SCALE_OFFSET,4064,NA,NA,NA,NA,NA,0x89,0,0,NA,NA,NA},
+    {0xB004,INSTR_LDRB,AL,AL,1,4064,0xABCDEF0123456789,4065,IMM12_OFFSET,NA,0,0,1,0,NA,0x67,4065,0,NA,NA,NA},
+    {0xB005,INSTR_LDRB,AL,AL,1,4064,0xABCDEF0123456789,4065,IMM12_OFFSET,NA,1,0,1,0,NA,0x45,4065,0,NA,NA,NA},
+    {0xB006,INSTR_LDRB,AL,AL,1,4064,0xABCDEF0123456789,4065,IMM12_OFFSET,NA,2,0,1,0,NA,0x23,4065,0,NA,NA,NA},
+    {0xB007,INSTR_LDRB,AL,AL,1,4064,0xABCDEF0123456789,4065,IMM12_OFFSET,NA,1,1,0,1,NA,0x67,4066,0,NA,NA,NA},
+    {0xB008,INSTR_LDRB,AL,AL,1,4064,0xABCDEF0123456789,0,NO_OFFSET,NA,NA,0,0,0,NA,0x89,0,0,NA,NA,NA},
+    {0xB009,INSTR_LDRH,AL,AL,1,0,0xABCDEF0123456789,0,IMM8_OFFSET,NA,2,1,0,1,NA,0x6789,2,0,NA,NA,NA},
+    {0xB010,INSTR_LDRH,AL,AL,1,4064,0xABCDEF0123456789,0,REG_OFFSET,4064,0,0,1,0,NA,0x6789,0,0,NA,NA,NA},
+    {0xB011,INSTR_LDRH,AL,AL,1,4064,0xABCDEF0123456789,0,REG_OFFSET,4066,0,0,1,0,NA,0x2345,0,0,NA,NA,NA},
+    {0xB012,INSTR_LDRH,AL,AL,1,0,0xABCDEF0123456789,0,NO_OFFSET,NA,0,0,0,0,NA,0x6789,0,0,NA,NA,NA},
+    {0xB013,INSTR_LDRH,AL,AL,1,0,0xABCDEF0123456789,2,NO_OFFSET,NA,0,0,0,0,NA,0x2345,2,0,NA,NA,NA},
+    {0xB014,INSTR_STR,AL,AL,1,2,0xDEADBEEFDEADBEEF,4,IMM12_OFFSET,NA,4,1,0,1,0xABCDEF0123456789,0xABCDEF0123456789,8,1,2,8,0xDEAD23456789BEEF},
+    {0xB015,INSTR_STR,AL,AL,1,2,0xDEADBEEFDEADBEEF,4,NO_OFFSET,NA,NA,0,0,0,0xABCDEF0123456789,0xABCDEF0123456789,4,1,2,8,0xDEAD23456789BEEF},
+    {0xB016,INSTR_STRB,AL,AL,1,0,0xDEADBEEFDEADBEEF,1,IMM12_OFFSET,NA,0,0,1,0,0xABCDEF0123456789,0xABCDEF0123456789,1,1,0,8,0xDEADBEEFDEAD89EF},
+    {0xB017,INSTR_STRB,AL,AL,1,0,0xDEADBEEFDEADBEEF,1,IMM12_OFFSET,NA,1,0,1,0,0xABCDEF0123456789,0xABCDEF0123456789,1,1,0,8,0xDEADBEEFDE89BEEF},
+    {0xB018,INSTR_STRB,AL,AL,1,0,0xDEADBEEFDEADBEEF,1,IMM12_OFFSET,NA,2,0,1,0,0xABCDEF0123456789,0xABCDEF0123456789,1,1,0,8,0xDEADBEEF89ADBEEF},
+    {0xB019,INSTR_STRB,AL,AL,1,0,0xDEADBEEFDEADBEEF,1,IMM12_OFFSET,NA,4,1,0,1,0xABCDEF0123456789,0xABCDEF0123456789,5,1,0,8,0xDEADBEEFDEAD89EF},
+    {0xB020,INSTR_STRB,AL,AL,1,0,0xDEADBEEFDEADBEEF,1,NO_OFFSET,NA,NA,0,0,0,0xABCDEF0123456789,0xABCDEF0123456789,1,1,0,8,0xDEADBEEFDEAD89EF},
+    {0xB021,INSTR_STRH,AL,AL,1,4066,0xDEADBEEFDEADBEEF,4070,IMM8_OFFSET,NA,2,1,0,1,0xABCDEF0123456789,0xABCDEF0123456789,4072,1,4066,8,0xDEAD6789DEADBEEF},
+    {0xB022,INSTR_STRH,AL,AL,1,4066,0xDEADBEEFDEADBEEF,4070,NO_OFFSET,NA,NA,0,0,0,0xABCDEF0123456789,0xABCDEF0123456789,4070,1,4066,8,0xDEAD6789DEADBEEF},
+};
+
+
+void flushcache()
+{
+    const long base = long(instrMem);
+    const long curr = base + long(instrMemSize);
+    __builtin___clear_cache((char*)base, (char*)curr);
+}
+
+void dataOpTest(dataOpTest_t test, ArmToMips64Assembler *a64asm, uint32_t Rd = R_v1,
+                uint32_t Rn = R_t0, uint32_t Rm = R_t1, uint32_t Rs = R_t2)
+{
+    int64_t  regs[NUM_REGS] = {0};
+    int32_t  flags[NUM_FLAGS] = {0};
+    int64_t  savedRegs[NUM_REGS] = {0};
+    uint32_t i;
+    uint32_t op2;
+
+    for(i = 0; i < NUM_REGS; ++i)
+    {
+        regs[i] = i;
+    }
+
+    regs[Rd] = test.RdValue;
+    regs[Rn] = test.RnValue;
+    regs[Rs] = test.RsValue;
+    a64asm->reset();
+    if (test.preCond.mode) {
+        a64asm->set_condition(test.preCond.mode, test.preCond.Rcond1, test.preCond.Rcond2);
+        regs[test.preCond.Rcond1] = test.preCond.Rcond1Value;
+        regs[test.preCond.Rcond2] = test.preCond.Rcond2Value;
+    }
+    a64asm->prolog();
+    if(test.immediate == true)
+    {
+        op2 = a64asm->imm(test.immValue);
+    }
+    else if(test.immediate == false && test.shiftAmount == 0)
+    {
+        op2 = Rm;
+        regs[Rm] = (int64_t)((int32_t)(test.RmValue));
+    }
+    else
+    {
+        op2 = a64asm->reg_imm(Rm, test.shiftMode, test.shiftAmount);
+        regs[Rm] = (int64_t)((int32_t)(test.RmValue));
+    }
+    switch(test.op)
+    {
+    case INSTR_ADD: a64asm->ADD(test.cond, test.setFlags, Rd,Rn,op2); break;
+    case INSTR_SUB: a64asm->SUB(test.cond, test.setFlags, Rd,Rn,op2); break;
+    case INSTR_RSB: a64asm->RSB(test.cond, test.setFlags, Rd,Rn,op2); break;
+    case INSTR_AND: a64asm->AND(test.cond, test.setFlags, Rd,Rn,op2); break;
+    case INSTR_ORR: a64asm->ORR(test.cond, test.setFlags, Rd,Rn,op2); break;
+    case INSTR_BIC: a64asm->BIC(test.cond, test.setFlags, Rd,Rn,op2); break;
+    case INSTR_MUL: a64asm->MUL(test.cond, test.setFlags, Rd,Rm,Rs); break;
+    case INSTR_MLA: a64asm->MLA(test.cond, test.setFlags, Rd,Rm,Rs,Rn); break;
+    case INSTR_CMP: a64asm->CMP(test.cond, Rn,op2); break;
+    case INSTR_MOV: a64asm->MOV(test.cond, test.setFlags,Rd,op2); break;
+    case INSTR_MVN: a64asm->MVN(test.cond, test.setFlags,Rd,op2); break;
+    case INSTR_SMULBB:a64asm->SMULBB(test.cond, Rd,Rm,Rs); break;
+    case INSTR_SMULBT:a64asm->SMULBT(test.cond, Rd,Rm,Rs); break;
+    case INSTR_SMULTB:a64asm->SMULTB(test.cond, Rd,Rm,Rs); break;
+    case INSTR_SMULTT:a64asm->SMULTT(test.cond, Rd,Rm,Rs); break;
+    case INSTR_SMULWB:a64asm->SMULWB(test.cond, Rd,Rm,Rs); break;
+    case INSTR_SMULWT:a64asm->SMULWT(test.cond, Rd,Rm,Rs); break;
+    case INSTR_SMLABB:a64asm->SMLABB(test.cond, Rd,Rm,Rs,Rn); break;
+    case INSTR_UXTB16:a64asm->UXTB16(test.cond, Rd,Rm,test.shiftAmount); break;
+    case INSTR_ADDR_ADD: a64asm->ADDR_ADD(test.cond, test.setFlags, Rd,Rn,op2); break;
+    case INSTR_ADDR_SUB: a64asm->ADDR_SUB(test.cond, test.setFlags, Rd,Rn,op2); break;
+    default: printf("Error"); return;
+    }
+    a64asm->epilog(0);
+    a64asm->fix_branches();
+    flushcache();
+
+    asm_function_t asm_function = (asm_function_t)(instrMem);
+
+    for(i = 0; i < NUM_REGS; ++i)
+        savedRegs[i] = regs[i];
+
+    asm_mips_test_jacket(asm_function, regs, flags);
+
+    /* Check if all regs except Rd is same */
+    for(i = 0; i < NUM_REGS; ++i)
+    {
+        if((i == Rd) || i == 2) continue;
+        if(regs[i] != savedRegs[i])
+        {
+            printf("Test %x failed Reg(%d) tampered Expected(0x%" PRIx64 "),"
+                   "Actual(0x%" PRIx64 ") t\n", test.id, i, savedRegs[i],
+                   regs[i]);
+            exit(0);
+            return;
+        }
+    }
+
+    if(test.checkRd == 1 && regs[Rd] != test.postRdValue)
+    {
+        printf("Test %x failed, Expected(%" PRIx64 "), Actual(%" PRIx64 ")\n",
+               test.id, test.postRdValue, regs[Rd]);
+        exit(0);
+    }
+    else
+    {
+        printf("Test %x passed\n", test.id);
+    }
+}
+
+
+void dataTransferTest(dataTransferTest_t test, ARMAssemblerInterface *a64asm,
+                      uint32_t Rd = R_v1, uint32_t Rn = R_t0,uint32_t Rm = R_t1)
+{
+    int64_t regs[NUM_REGS] = {0};
+    int64_t savedRegs[NUM_REGS] = {0};
+    int32_t flags[NUM_FLAGS] = {0};
+    uint32_t i;
+    for(i = 0; i < NUM_REGS; ++i)
+    {
+        regs[i] = i;
+    }
+
+    uint32_t op2;
+
+    regs[Rd] = test.RdValue;
+    regs[Rn] = (uint64_t)(&dataMem[test.RnValue]);
+    regs[Rm] = test.RmValue;
+    flags[test.preFlag] = 1;
+
+    if(test.setMem == true)
+    {
+        unsigned char *mem = (unsigned char *)&dataMem[test.memOffset];
+        uint64_t value = test.memValue;
+        for(int j = 0; j < 8; ++j)
+        {
+            mem[j] = value & 0x00FF;
+            value >>= 8;
+        }
+    }
+    a64asm->reset();
+    a64asm->prolog();
+    if(test.offsetType == REG_SCALE_OFFSET)
+    {
+        op2 = a64asm->reg_scale_pre(Rm);
+    }
+    else if(test.offsetType == REG_OFFSET)
+    {
+        op2 = a64asm->reg_pre(Rm);
+    }
+    else if(test.offsetType == IMM12_OFFSET && test.preIndex == true)
+    {
+        op2 = a64asm->immed12_pre(test.immValue, test.writeBack);
+    }
+    else if(test.offsetType == IMM12_OFFSET && test.postIndex == true)
+    {
+        op2 = a64asm->immed12_post(test.immValue);
+    }
+    else if(test.offsetType == IMM8_OFFSET && test.preIndex == true)
+    {
+        op2 = a64asm->immed8_pre(test.immValue, test.writeBack);
+    }
+    else if(test.offsetType == IMM8_OFFSET && test.postIndex == true)
+    {
+        op2 = a64asm->immed8_post(test.immValue);
+    }
+    else if(test.offsetType == NO_OFFSET)
+    {
+        op2 = a64asm->__immed12_pre(0);
+    }
+    else
+    {
+        printf("Error - Unknown offset\n"); return;
+    }
+
+    switch(test.op)
+    {
+    case INSTR_LDR:  a64asm->LDR(test.cond, Rd,Rn,op2); break;
+    case INSTR_LDRB: a64asm->LDRB(test.cond, Rd,Rn,op2); break;
+    case INSTR_LDRH: a64asm->LDRH(test.cond, Rd,Rn,op2); break;
+    case INSTR_ADDR_LDR: a64asm->ADDR_LDR(test.cond, Rd,Rn,op2); break;
+    case INSTR_STR:  a64asm->STR(test.cond, Rd,Rn,op2); break;
+    case INSTR_STRB: a64asm->STRB(test.cond, Rd,Rn,op2); break;
+    case INSTR_STRH: a64asm->STRH(test.cond, Rd,Rn,op2); break;
+    case INSTR_ADDR_STR: a64asm->ADDR_STR(test.cond, Rd,Rn,op2); break;
+    default: printf("Error"); return;
+    }
+    a64asm->epilog(0);
+    flushcache();
+
+    asm_function_t asm_function = (asm_function_t)(instrMem);
+
+    for(i = 0; i < NUM_REGS; ++i)
+        savedRegs[i] = regs[i];
+
+    asm_mips_test_jacket(asm_function, regs, flags);
+
+    /* Check if all regs except Rd/Rn are same */
+    for(i = 0; i < NUM_REGS; ++i)
+    {
+        if(i == Rd || i == Rn || i == R_v0) continue;
+
+        if(regs[i] != savedRegs[i])
+        {
+            printf("Test %x failed Reg(%d) tampered"
+                   " Expected(0x%" PRIx64 "), Actual(0x%" PRIx64 ") t\n",
+                   test.id, i, savedRegs[i], regs[i]);
+            return;
+        }
+    }
+
+    if((uint64_t)regs[Rd] != test.postRdValue)
+    {
+        printf("Test %x failed, "
+               "Expected in Rd(0x%" PRIx64 "), Actual(0x%" PRIx64 ")\n",
+               test.id, test.postRdValue, regs[Rd]);
+    }
+    else if((uint64_t)regs[Rn] != (uint64_t)(&dataMem[test.postRnValue]))
+    {
+        printf("Test %x failed, "
+               "Expected in Rn(0x%" PRIx64 "), Actual(0x%" PRIx64 ")\n",
+               test.id, test.postRnValue, regs[Rn] - (uint64_t)dataMem);
+    }
+    else if(test.checkMem == true)
+    {
+        unsigned char *addr = (unsigned char *)&dataMem[test.postMemOffset];
+        uint64_t value;
+        value = 0;
+        for(uint32_t j = 0; j < test.postMemLength; ++j)
+            value = (value << 8) | addr[test.postMemLength-j-1];
+        if(value != test.postMemValue)
+        {
+            printf("Test %x failed, "
+                   "Expected in Mem(0x%" PRIx64 "), Actual(0x%" PRIx64 ")\n",
+                   test.id, test.postMemValue, value);
+        }
+        else
+        {
+            printf("Test %x passed\n", test.id);
+        }
+    }
+    else
+    {
+        printf("Test %x passed\n", test.id);
+    }
+}
+
+int main(void)
+{
+    uint32_t i;
+
+    /* Allocate memory to store instructions generated by ArmToArm64Assembler */
+    {
+        int fd = ashmem_create_region("code cache", instrMemSize);
+        if(fd < 0) {
+            printf("IF < 0\n");
+            printf("Creating code cache, ashmem_create_region "
+                                "failed with error '%s'", strerror(errno));
+        }
+        instrMem = mmap(NULL, instrMemSize,
+                                    PROT_READ | PROT_WRITE | PROT_EXEC,
+                                MAP_PRIVATE, fd, 0);
+    }
+
+    ArmToMips64Assembler a64asm(instrMem);
+
+    if(TESTS_DATAOP_ENABLE)
+    {
+        printf("Running data processing tests\n");
+        for(i = 0; i < sizeof(dataOpTests)/sizeof(dataOpTest_t); ++i) {
+            dataOpTest(dataOpTests[i], &a64asm);
+        }
+    }
+
+    if(TESTS_DATATRANSFER_ENABLE)
+    {
+        printf("Running data transfer tests\n");
+        for(i = 0; i < sizeof(dataTransferTests)/sizeof(dataTransferTest_t); ++i)
+            dataTransferTest(dataTransferTests[i], &a64asm);
+    }
+
+    return 0;
+}
diff --git a/libpixelflinger/tests/arch-mips64/col32cb16blend/Android.mk b/libpixelflinger/tests/arch-mips64/col32cb16blend/Android.mk
new file mode 100644
index 0000000..7d4177e
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/col32cb16blend/Android.mk
@@ -0,0 +1,18 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:= \
+    col32cb16blend_test.c \
+    ../../../arch-mips64/col32cb16blend.S
+
+LOCAL_SHARED_LIBRARIES :=
+
+LOCAL_C_INCLUDES :=
+
+LOCAL_MODULE:= test-pixelflinger-mips64-col32cb16blend
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_MULTILIB := 64
+
+include $(BUILD_NATIVE_TEST)
diff --git a/libpixelflinger/tests/arch-mips64/col32cb16blend/col32cb16blend_test.c b/libpixelflinger/tests/arch-mips64/col32cb16blend/col32cb16blend_test.c
new file mode 100644
index 0000000..066eab6
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/col32cb16blend/col32cb16blend_test.c
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+
+
+#define ARGB_8888_MAX   0xFFFFFFFF
+#define ARGB_8888_MIN   0x00000000
+#define RGB_565_MAX 0xFFFF
+#define RGB_565_MIN 0x0000
+
+struct test_t
+{
+    char name[256];
+    uint32_t src_color;
+    uint16_t dst_color;
+    size_t count;
+};
+
+struct test_t tests[] =
+{
+    {"Count 1, Src=Max, Dst=Min", ARGB_8888_MAX, RGB_565_MIN, 1},
+    {"Count 2, Src=Min, Dst=Max", ARGB_8888_MIN, RGB_565_MAX, 2},
+    {"Count 3, Src=Max, Dst=Max", ARGB_8888_MAX, RGB_565_MAX, 3},
+    {"Count 4, Src=Min, Dst=Min", ARGB_8888_MAX, RGB_565_MAX, 4},
+    {"Count 1, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 1},
+    {"Count 2, Src=Rand, Dst=Rand", 0xABCDEF12, 0x2345, 2},
+    {"Count 3, Src=Rand, Dst=Rand", 0x11111111, 0xEDFE, 3},
+    {"Count 4, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 4},
+    {"Count 5, Src=Rand, Dst=Rand", 0xEFEFFEFE, 0xFACC, 5},
+    {"Count 10, Src=Rand, Dst=Rand", 0x12345678, 0x9ABC, 10}
+};
+
+void scanline_col32cb16blend_mips64(uint16_t *dst, uint32_t src, size_t count);
+void scanline_col32cb16blend_c(uint16_t * dst, uint32_t src, size_t count)
+{
+    uint32_t srcAlpha = (src>>24);
+    uint32_t f = 0x100 - (srcAlpha + (srcAlpha>>7));
+
+    while (count--)
+    {
+        uint16_t d = *dst;
+        int dstR = (d>>11)&0x1f;
+        int dstG = (d>>5)&0x3f;
+        int dstB = (d)&0x1f;
+        int srcR = (src >> (   3))&0x1F;
+        int srcG = (src >> ( 8+2))&0x3F;
+        int srcB = (src >> (16+3))&0x1F;
+        srcR += (f*dstR)>>8;
+        srcG += (f*dstG)>>8;
+        srcB += (f*dstB)>>8;
+        *dst++ = (uint16_t)((srcR<<11)|(srcG<<5)|srcB);
+    }
+}
+
+void scanline_col32cb16blend_test()
+{
+    uint16_t dst_c[16], dst_asm[16];
+    uint32_t i, j;
+
+    for(i = 0; i < sizeof(tests)/sizeof(struct test_t); ++i)
+    {
+        struct test_t test = tests[i];
+
+        printf("Testing - %s:",test.name);
+
+        memset(dst_c, 0, sizeof(dst_c));
+        memset(dst_asm, 0, sizeof(dst_asm));
+
+        for(j = 0; j < test.count; ++j)
+        {
+            dst_c[j]   = test.dst_color;
+            dst_asm[j] = test.dst_color;
+        }
+
+
+        scanline_col32cb16blend_c(dst_c, test.src_color, test.count);
+        scanline_col32cb16blend_mips64(dst_asm, test.src_color, test.count);
+
+        if(memcmp(dst_c, dst_asm, sizeof(dst_c)) == 0)
+            printf("Passed\n");
+        else
+            printf("Failed\n");
+
+        for(j = 0; j < test.count; ++j)
+        {
+            printf("dst_c[%d] = %x, dst_asm[%d] = %x \n", j, dst_c[j], j, dst_asm[j]);
+        }
+    }
+}
+
+int main()
+{
+    scanline_col32cb16blend_test();
+    return 0;
+}
diff --git a/libpixelflinger/tests/arch-mips64/disassembler/Android.mk b/libpixelflinger/tests/arch-mips64/disassembler/Android.mk
new file mode 100644
index 0000000..4e72b57
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/disassembler/Android.mk
@@ -0,0 +1,16 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:= \
+    mips64_disassembler_test.cpp \
+    ../../../codeflinger/mips64_disassem.c
+
+LOCAL_SHARED_LIBRARIES :=
+
+LOCAL_MODULE:= test-pixelflinger-mips64-disassembler-test
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_MULTILIB := 64
+
+include $(BUILD_NATIVE_TEST)
diff --git a/libpixelflinger/tests/arch-mips64/disassembler/mips64_disassembler_test.cpp b/libpixelflinger/tests/arch-mips64/disassembler/mips64_disassembler_test.cpp
new file mode 100644
index 0000000..41f6f3e
--- /dev/null
+++ b/libpixelflinger/tests/arch-mips64/disassembler/mips64_disassembler_test.cpp
@@ -0,0 +1,218 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#include <stdio.h>
+#include <inttypes.h>
+#include <string.h>
+#include "../../../codeflinger/mips64_disassem.h"
+
+//typedef uint64_t db_addr_t;
+//db_addr_t mips_disassem(db_addr_t loc, char *di_buffer, int alt_format);
+
+struct test_table_entry_t
+{
+     uint32_t code;
+     const char *instr;
+};
+
+static test_table_entry_t test_table [] =
+{
+    { 0x00011020, "add\tv0,zero,at"     },
+    { 0x00832820, "add\ta1,a0,v1"       },
+    { 0x00c74020, "add\ta4,a2,a3"       },
+    { 0x012a5820, "add\ta7,a5,a6"       },
+    { 0x258dffff, "addiu\tt1,t0,-1"     },
+    { 0x25cf0004, "addiu\tt3,t2,4"      },
+    { 0x02119021, "addu\ts2,s0,s1"      },
+    { 0x0274a821, "addu\ts5,s3,s4"      },
+    { 0x02d7c024, "and\tt8,s6,s7"       },
+    { 0x333aff00, "andi\tk0,t9,0xff00"  },
+    { 0x3f7cffff, "aui\tgp,k1,-1"       },
+    { 0x3c1dffff, "lui\tsp,0xffff"      },
+    { 0x00e04051, "clo\ta4,a3"          },
+    { 0x01205050, "clz\ta6,a5"          },
+    { 0x016c682c, "dadd\tt1,a7,t0"      },
+    { 0x65cf0008, "daddiu\tt3,t2,8"     },
+    { 0x0211902d, "daddu\ts2,s0,s1"     },
+    { 0x7e741403, "dext\ts4,s3,16,3"    },
+    { 0x7eb6f801, "dextm\ts6,s5,0,64"   },
+    { 0x7ef87c02, "dextu\tt8,s7,48,16"  },
+    { 0x7f3a8207, "dins\tk0,t9,8,9"     },
+    { 0x7f7c0005, "dinsm\tgp,k1,0,33"   },
+    { 0x7fbe0806, "dinsu\ts8,sp,32,2"   },
+    { 0x03e1102e, "dsub\tv0,ra,at"      },
+    { 0x0064282f, "dsubu\ta1,v1,a0"     },
+    { 0x7cc77a00, "ext\ta3,a2,8,16"     },
+    { 0x7d09fc04, "ins\ta5,a4,16,16"    },
+    { 0x00200009, "jr\tat"              },
+    { 0x00201009, "jalr\tv0,at"         },
+    { 0x0020f809, "jalr\tat"            },
+    { 0x8082fff0, "lb\tv0,-16(a0)"      },
+    { 0x916c0008, "lbu\tt0,8(a7)"       },
+    { 0xdfa3ffe8, "ld\tv1,-24(sp)"      },
+    { 0x84850080, "lh\ta1,128(a0)"      },
+    { 0x94c7ff80, "lhu\ta3,-128(a2)"    },
+    { 0x8d09000c, "lw\ta5,12(a4)"       },
+    { 0x9d4bfff4, "lwu\ta7,-12(a6)"     },
+    { 0x00620898, "mul\tat,v1,v0"       },
+    { 0x006208d8, "muh\tat,v1,v0"       },
+    { 0x00620899, "mulu\tat,v1,v0"      },
+    { 0x006208d9, "muhu\tat,v1,v0"      },
+    { 0x00000000, "nop"                 },
+    { 0x02329827, "nor\ts3,s1,s2"       },
+    { 0x0295b025, "or\ts6,s4,s5"        },
+    { 0x36f0ff00, "ori\ts0,s7,0xff00"   },
+    { 0x7c03103b, "rdhwr\tv0,v1"        },
+    { 0x00242a02, "rotr\ta1,a0,8"       },
+    { 0x00c74046, "rotrv\ta4,a3,a2"     },
+    { 0xa12afff0, "sb\ta6,-16(a5)"      },
+    { 0xfd6c0100, "sd\tt0,256(a7)"      },
+    { 0x7c0d7420, "seb\tt2,t1"          },
+    { 0x7c0f8620, "seh\ts0,t3"          },
+    { 0x02329835, "seleqz\ts3,s1,s2"    },
+    { 0x0295b037, "selnez\ts6,s4,s5"    },
+    { 0xa6f84000, "sh\tt8,16384(s7)"    },
+    { 0x0019d100, "sll\tk0,t9,4"        },
+    { 0x037ce804, "sllv\tsp,gp,k1"      },
+    { 0x03df082a, "slt\tat,s8,ra"       },
+    { 0x28430007, "slti\tv1,v0,7"       },
+    { 0x2c850020, "sltiu\ta1,a0,32"     },
+    { 0x00c7402b, "sltu\ta4,a2,a3"      },
+    { 0x00095103, "sra\ta6,a5,4"        },
+    { 0x016c6807, "srav\tt1,t0,a7"      },
+    { 0x000e7a02, "srl\tt3,t2,8"        },
+    { 0x02119006, "srlv\ts2,s1,s0"      },
+    { 0x0274a822, "sub\ts5,s3,s4"       },
+    { 0x02d7c023, "subu\tt8,s6,s7"      },
+    { 0xaf3afffc, "sw\tk0,-4(t9)"       },
+    { 0x7c1be0a0, "wsbh\tgp,k1"         },
+    { 0x03bef826, "xor\tra,sp,s8"       },
+    { 0x3801ffff, "li\tat,0xffff"       },
+    { 0x3843ffff, "xori\tv1,v0,0xffff"  },
+};
+
+struct test_branches_table_entry_t
+{
+     uint32_t code;
+     const char *instr;
+     int16_t offset;
+};
+
+static test_branches_table_entry_t test_branches_table [] = {
+    { 0x1000ffff, "b\t", 0xffff             },
+    { 0x13df0008, "beq\ts8,ra,", 0x8        },
+    { 0x042100ff, "bgez\tat,", 0xff         },
+    { 0x1c40ff00, "bgtz\tv0,", 0xff00       },
+    { 0x18605555, "blez\tv1,", 0x5555       },
+    { 0x0480aaaa, "bltz\ta0,", 0xaaaa       },
+    { 0x14a68888, "bne\ta1,a2,", 0x8888     },
+};
+
+struct test_jump_table_entry_t
+{
+     uint32_t code;
+     const char *instr;
+     int32_t offset;
+};
+
+static test_jump_table_entry_t test_jump_table [] = {
+    { 0x0956ae66, "j\t", 0x156ae66          },
+    { 0x0d56ae66, "jal\t", 0x156ae66        },
+};
+
+int main()
+{
+    char instr[256];
+    uint32_t failed = 0;
+
+    for(uint32_t i = 0; i < sizeof(test_table)/sizeof(test_table_entry_t); ++i)
+    {
+        test_table_entry_t *test;
+        test = &test_table[i];
+        mips_disassem(&test->code, instr, 0);
+        if(strcmp(instr, test->instr) != 0)
+        {
+            printf("Test Failed \n"
+                   "Code     : 0x%0x\n"
+                   "Expected : %s\n"
+                   "Actual   : %s\n", test->code, test->instr, instr);
+            failed++;
+        }
+    }
+    for(uint32_t i = 0; i < sizeof(test_branches_table)/sizeof(test_branches_table_entry_t); ++i)
+    {
+        test_branches_table_entry_t *test;
+        test = &test_branches_table[i];
+        mips_disassem(&test->code, instr, 0);
+        //printf("DBG code address: %lx\n", (uint64_t)(&test->code));
+        uint64_t loc = (uint64_t)test + 4 + (test->offset << 2);
+        //printf("DBG loc: %lx\n", loc);
+        char temp[256], address[16];
+        strcpy(temp, test->instr);
+        sprintf(address, "0x%lx", loc);
+        strcat(temp, address);
+        if(strcmp(instr, temp) != 0)
+        {
+            printf("Test Failed \n"
+                   "Code     : 0x%0x\n"
+                   "Expected : %s\n"
+                   "Actual   : %s\n", test->code, temp, instr);
+            failed++;
+        }
+    }
+    for(uint32_t i = 0; i < sizeof(test_jump_table)/sizeof(test_jump_table_entry_t); ++i)
+    {
+        test_jump_table_entry_t *test;
+        test = &test_jump_table[i];
+        mips_disassem(&test->code, instr, 0);
+        //printf("DBG code address: %lx\n", (uint64_t)(&test->code));
+        uint64_t loc = ((uint64_t)test & 0xfffffffff0000000) | (test->offset << 2);
+        //printf("DBG loc: %lx\n", loc);
+        char temp[256], address[16];
+        strcpy(temp, test->instr);
+        sprintf(address, "0x%08lx", loc);
+        strcat(temp, address);
+        if(strcmp(instr, temp) != 0)
+        {
+            printf("Test Failed \n"
+                   "Code     : 0x%0x\n"
+                   "Expected : '%s'\n"
+                   "Actual   : '%s'\n", test->code, temp, instr);
+            failed++;
+        }
+    }
+    if(failed == 0)
+    {
+        printf("All tests PASSED\n");
+        return 0;
+    }
+    else
+    {
+        printf("%d tests FAILED\n", failed);
+        return -1;
+    }
+}
diff --git a/libpixelflinger/tests/codegen/codegen.cpp b/libpixelflinger/tests/codegen/codegen.cpp
index 148b6f4..efa6d87 100644
--- a/libpixelflinger/tests/codegen/codegen.cpp
+++ b/libpixelflinger/tests/codegen/codegen.cpp
@@ -11,16 +11,18 @@
 #include "codeflinger/ARMAssembler.h"
 #if defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6
 #include "codeflinger/MIPSAssembler.h"
+#elif defined(__mips__) && defined(__LP64__) && __mips_isa_rev == 6
+#include "codeflinger/MIPS64Assembler.h"
 #endif
 #include "codeflinger/Arm64Assembler.h"
 
-#if defined(__arm__) || (defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6) || defined(__aarch64__)
+#if defined(__arm__) || (defined(__mips__) && ((!defined(__LP64__) && __mips_isa_rev < 6) || (defined(__LP64__) && __mips_isa_rev == 6))) || defined(__aarch64__)
 #   define ANDROID_ARM_CODEGEN  1
 #else
 #   define ANDROID_ARM_CODEGEN  0
 #endif
 
-#if defined(__mips__) && !defined(__LP64__) && __mips_isa_rev < 6
+#if defined(__mips__) && ((!defined(__LP64__) && __mips_isa_rev < 6) || (defined(__LP64__) && __mips_isa_rev == 6))
 #define ASSEMBLY_SCRATCH_SIZE   4096
 #elif defined(__aarch64__)
 #define ASSEMBLY_SCRATCH_SIZE   8192
@@ -58,6 +60,10 @@
     GGLAssembler assembler( new ArmToMipsAssembler(a) );
 #endif
 
+#if defined(__mips__) && defined(__LP64__) && __mips_isa_rev == 6
+    GGLAssembler assembler( new ArmToMips64Assembler(a) );
+#endif
+
 #if defined(__aarch64__)
     GGLAssembler assembler( new ArmToArm64Assembler(a) );
 #endif
diff --git a/libutils/CallStack.cpp b/libutils/CallStack.cpp
index 0bfb520..699da74 100644
--- a/libutils/CallStack.cpp
+++ b/libutils/CallStack.cpp
@@ -16,11 +16,12 @@
 
 #define LOG_TAG "CallStack"
 
+#include <memory>
+
 #include <utils/CallStack.h>
 #include <utils/Printer.h>
 #include <utils/Errors.h>
 #include <utils/Log.h>
-#include <UniquePtr.h>
 
 #include <backtrace/Backtrace.h>
 
@@ -40,7 +41,7 @@
 void CallStack::update(int32_t ignoreDepth, pid_t tid) {
     mFrameLines.clear();
 
-    UniquePtr<Backtrace> backtrace(Backtrace::Create(BACKTRACE_CURRENT_PROCESS, tid));
+    std::unique_ptr<Backtrace> backtrace(Backtrace::Create(BACKTRACE_CURRENT_PROCESS, tid));
     if (!backtrace->Unwind(ignoreDepth)) {
         ALOGW("%s: Failed to unwind callstack.", __FUNCTION__);
     }
diff --git a/libziparchive/zip_writer.cc b/libziparchive/zip_writer.cc
index 22a7c53..f117cc5 100644
--- a/libziparchive/zip_writer.cc
+++ b/libziparchive/zip_writer.cc
@@ -267,12 +267,12 @@
 
     if (z_stream_->avail_out == 0) {
       // The output is full, let's write it to disk.
-      size_t dataToWrite = z_stream_->next_out - buffer_.data();
-      if (fwrite(buffer_.data(), 1, dataToWrite, file_) != dataToWrite) {
+      size_t write_bytes = z_stream_->next_out - buffer_.data();
+      if (fwrite(buffer_.data(), 1, write_bytes, file_) != write_bytes) {
         return HandleError(kIoError);
       }
-      file->compressed_size += dataToWrite;
-      current_offset_ += dataToWrite;
+      file->compressed_size += write_bytes;
+      current_offset_ += write_bytes;
 
       // Reset the output buffer for the next input.
       z_stream_->next_out = buffer_.data();
@@ -288,18 +288,32 @@
   assert(z_stream_->next_out != nullptr);
   assert(z_stream_->avail_out != 0);
 
-  int zerr = deflate(z_stream_.get(), Z_FINISH);
+  // Keep deflating while there isn't enough space in the buffer to
+  // to complete the compress.
+  int zerr;
+  while ((zerr = deflate(z_stream_.get(), Z_FINISH)) == Z_OK) {
+    assert(z_stream_->avail_out == 0);
+    size_t write_bytes = z_stream_->next_out - buffer_.data();
+    if (fwrite(buffer_.data(), 1, write_bytes, file_) != write_bytes) {
+      return HandleError(kIoError);
+    }
+    file->compressed_size += write_bytes;
+    current_offset_ += write_bytes;
+
+    z_stream_->next_out = buffer_.data();
+    z_stream_->avail_out = buffer_.size();
+  }
   if (zerr != Z_STREAM_END) {
     return HandleError(kZlibError);
   }
 
-  size_t dataToWrite = z_stream_->next_out - buffer_.data();
-  if (dataToWrite != 0) {
-    if (fwrite(buffer_.data(), 1, dataToWrite, file_) != dataToWrite) {
+  size_t write_bytes = z_stream_->next_out - buffer_.data();
+  if (write_bytes != 0) {
+    if (fwrite(buffer_.data(), 1, write_bytes, file_) != write_bytes) {
       return HandleError(kIoError);
     }
-    file->compressed_size += dataToWrite;
-    current_offset_ += dataToWrite;
+    file->compressed_size += write_bytes;
+    current_offset_ += write_bytes;
   }
   z_stream_.reset();
   return kNoError;
diff --git a/libziparchive/zip_writer_test.cc b/libziparchive/zip_writer_test.cc
index 046f195..f752b7e 100644
--- a/libziparchive/zip_writer_test.cc
+++ b/libziparchive/zip_writer_test.cc
@@ -20,6 +20,7 @@
 #include <base/test_utils.h>
 #include <gtest/gtest.h>
 #include <memory>
+#include <vector>
 
 struct zipwriter : public ::testing::Test {
   TemporaryFile* temp_file_;
@@ -168,3 +169,40 @@
 
   CloseArchive(handle);
 }
+
+TEST_F(zipwriter, WriteCompressedZipFlushFull) {
+  // This exact data will cause the Finish() to require multiple calls
+  // to deflate() because the ZipWriter buffer isn't big enough to hold
+  // the entire compressed data buffer.
+  constexpr size_t kBufSize = 10000000;
+  std::vector<uint8_t> buffer(kBufSize);
+  size_t prev = 1;
+  for (size_t i = 0; i < kBufSize; i++) {
+    buffer[i] = i + prev;
+    prev = i;
+  }
+
+  ZipWriter writer(file_);
+  ASSERT_EQ(0, writer.StartEntry("file.txt", ZipWriter::kCompress));
+  ASSERT_EQ(0, writer.WriteBytes(buffer.data(), buffer.size()));
+  ASSERT_EQ(0, writer.FinishEntry());
+  ASSERT_EQ(0, writer.Finish());
+
+  ASSERT_GE(0, lseek(fd_, 0, SEEK_SET));
+
+  ZipArchiveHandle handle;
+  ASSERT_EQ(0, OpenArchiveFd(fd_, "temp", &handle, false));
+
+  ZipEntry data;
+  ASSERT_EQ(0, FindEntry(handle, ZipString("file.txt"), &data));
+  EXPECT_EQ(kCompressDeflated, data.method);
+  EXPECT_EQ(kBufSize, data.uncompressed_length);
+
+  std::vector<uint8_t> decompress(kBufSize);
+  memset(decompress.data(), 0, kBufSize);
+  ASSERT_EQ(0, ExtractToMemory(handle, &data, decompress.data(), decompress.size()));
+  EXPECT_EQ(0, memcmp(decompress.data(), buffer.data(), kBufSize))
+      << "Input buffer and output buffer are different.";
+
+  CloseArchive(handle);
+}
diff --git a/metricsd/Android.mk b/metricsd/Android.mk
index b08c153..291c983 100644
--- a/metricsd/Android.mk
+++ b/metricsd/Android.mk
@@ -27,6 +27,7 @@
 
 metrics_daemon_common := \
   collectors/averaged_statistics_collector.cc \
+  collectors/cpu_usage_collector.cc \
   collectors/disk_usage_collector.cc \
   metrics_daemon.cc \
   persistent_integer.cc \
@@ -41,6 +42,7 @@
 
 metrics_tests_sources := \
   collectors/averaged_statistics_collector_test.cc \
+  collectors/cpu_usage_collector_test.cc \
   metrics_daemon_test.cc \
   metrics_library_test.cc \
   persistent_integer_test.cc \
diff --git a/metricsd/collectors/cpu_usage_collector.cc b/metricsd/collectors/cpu_usage_collector.cc
new file mode 100644
index 0000000..05934b4
--- /dev/null
+++ b/metricsd/collectors/cpu_usage_collector.cc
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "collectors/cpu_usage_collector.h"
+
+#include <base/bind.h>
+#include <base/files/file_path.h>
+#include <base/files/file_util.h>
+#include <base/message_loop/message_loop.h>
+#include <base/strings/string_number_conversions.h>
+#include <base/strings/string_split.h>
+#include <base/strings/string_util.h>
+#include <base/sys_info.h>
+
+#include "metrics/metrics_library.h"
+
+namespace {
+
+const char kCpuUsagePercent[] = "Platform.CpuUsage.Percent";
+const char kMetricsProcStatFileName[] = "/proc/stat";
+const int kMetricsProcStatFirstLineItemsCount = 11;
+
+// Collect every minute.
+const int kCollectionIntervalSecs = 60;
+
+}  // namespace
+
+using base::TimeDelta;
+
+CpuUsageCollector::CpuUsageCollector(MetricsLibraryInterface* metrics_library) {
+  CHECK(metrics_library);
+  metrics_lib_ = metrics_library;
+  collect_interval_ = TimeDelta::FromSeconds(kCollectionIntervalSecs);
+}
+
+void CpuUsageCollector::Init() {
+  num_cpu_ = base::SysInfo::NumberOfProcessors();
+
+  // Get ticks per second (HZ) on this system.
+  // Sysconf cannot fail, so no sanity checks are needed.
+  ticks_per_second_ = sysconf(_SC_CLK_TCK);
+  CHECK_GT(ticks_per_second_, uint64_t(0))
+      << "Number of ticks per seconds should be positive.";
+
+  latest_cpu_use_ = GetCumulativeCpuUse();
+}
+
+void CpuUsageCollector::CollectCallback() {
+  Collect();
+  Schedule();
+}
+
+void CpuUsageCollector::Schedule() {
+  base::MessageLoop::current()->PostDelayedTask(FROM_HERE,
+      base::Bind(&CpuUsageCollector::CollectCallback, base::Unretained(this)),
+      collect_interval_);
+}
+
+void CpuUsageCollector::Collect() {
+  TimeDelta cpu_use = GetCumulativeCpuUse();
+  TimeDelta diff_per_cpu = (cpu_use - latest_cpu_use_) / num_cpu_;
+  latest_cpu_use_ = cpu_use;
+
+  // Report the cpu usage as a percentage of the total cpu usage possible.
+  int percent_use = diff_per_cpu.InMilliseconds() * 100 /
+      (kCollectionIntervalSecs * 1000);
+
+  metrics_lib_->SendEnumToUMA(kCpuUsagePercent, percent_use, 101);
+}
+
+TimeDelta CpuUsageCollector::GetCumulativeCpuUse() {
+  base::FilePath proc_stat_path(kMetricsProcStatFileName);
+  std::string proc_stat_string;
+  if (!base::ReadFileToString(proc_stat_path, &proc_stat_string)) {
+    LOG(WARNING) << "cannot open " << kMetricsProcStatFileName;
+    return TimeDelta();
+  }
+
+  uint64_t user_ticks, user_nice_ticks, system_ticks;
+  if (!ParseProcStat(proc_stat_string, &user_ticks, &user_nice_ticks,
+                     &system_ticks)) {
+    return TimeDelta();
+  }
+
+  uint64_t total = user_ticks + user_nice_ticks + system_ticks;
+  return TimeDelta::FromMicroseconds(
+      total * 1000 * 1000 / ticks_per_second_);
+}
+
+bool CpuUsageCollector::ParseProcStat(const std::string& stat_content,
+                                      uint64_t *user_ticks,
+                                      uint64_t *user_nice_ticks,
+                                      uint64_t *system_ticks) {
+  std::vector<std::string> proc_stat_lines;
+  base::SplitString(stat_content, '\n', &proc_stat_lines);
+  if (proc_stat_lines.empty()) {
+    LOG(WARNING) << "No lines found in " << kMetricsProcStatFileName;
+    return false;
+  }
+  std::vector<std::string> proc_stat_totals;
+  base::SplitStringAlongWhitespace(proc_stat_lines[0], &proc_stat_totals);
+
+  if (proc_stat_totals.size() != kMetricsProcStatFirstLineItemsCount ||
+      proc_stat_totals[0] != "cpu" ||
+      !base::StringToUint64(proc_stat_totals[1], user_ticks) ||
+      !base::StringToUint64(proc_stat_totals[2], user_nice_ticks) ||
+      !base::StringToUint64(proc_stat_totals[3], system_ticks)) {
+    LOG(WARNING) << "cannot parse first line: " << proc_stat_lines[0];
+    return false;
+  }
+  return true;
+}
diff --git a/metricsd/collectors/cpu_usage_collector.h b/metricsd/collectors/cpu_usage_collector.h
new file mode 100644
index 0000000..f81dfcb
--- /dev/null
+++ b/metricsd/collectors/cpu_usage_collector.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef METRICSD_COLLECTORS_CPU_USAGE_COLLECTOR_H_
+#define METRICSD_COLLECTORS_CPU_USAGE_COLLECTOR_H_
+
+#include <base/time/time.h>
+
+#include "metrics/metrics_library.h"
+
+class CpuUsageCollector {
+ public:
+  CpuUsageCollector(MetricsLibraryInterface* metrics_library);
+
+  // Initialize this collector's state.
+  void Init();
+
+  // Schedule a collection interval.
+  void Schedule();
+
+  // Callback called at the end of the collection interval.
+  void CollectCallback();
+
+  // Measure the cpu use and report it.
+  void Collect();
+
+  // Gets the current cumulated Cpu usage.
+  base::TimeDelta GetCumulativeCpuUse();
+
+ private:
+  FRIEND_TEST(CpuUsageTest, ParseProcStat);
+  bool ParseProcStat(const std::string& stat_content,
+                     uint64_t *user_ticks,
+                     uint64_t *user_nice_ticks,
+                     uint64_t *system_ticks);
+
+  int num_cpu_;
+  uint32_t ticks_per_second_;
+
+  base::TimeDelta collect_interval_;
+  base::TimeDelta latest_cpu_use_;
+
+  MetricsLibraryInterface* metrics_lib_;
+};
+
+#endif  // METRICSD_COLLECTORS_CPU_USAGE_COLLECTOR_H_
diff --git a/metricsd/collectors/cpu_usage_collector_test.cc b/metricsd/collectors/cpu_usage_collector_test.cc
new file mode 100644
index 0000000..ee5c92b
--- /dev/null
+++ b/metricsd/collectors/cpu_usage_collector_test.cc
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <gtest/gtest.h>
+
+#include "collectors/cpu_usage_collector.h"
+#include "metrics/metrics_library_mock.h"
+
+
+TEST(CpuUsageTest, ParseProcStat) {
+  MetricsLibraryMock metrics_lib_mock;
+  CpuUsageCollector collector(&metrics_lib_mock);
+  std::vector<std::string> invalid_contents = {
+    "",
+    // First line does not start with cpu.
+    "spu  17191 11 36579 151118 289 0 2 0 0 0\n"
+    "cpu0 1564 2 866 48650 68 0 2 0 0 0\n"
+    "cpu1 14299 0 35116 1844 81 0 0 0 0 0\n",
+    // One of the field is not a number.
+    "cpu  a17191 11 36579 151118 289 0 2 0 0 0",
+    // To many numbers in the first line.
+    "cpu  17191 11 36579 151118 289 0 2 0 0 0 102"
+  };
+
+  uint64_t user, nice, system;
+  for (int i = 0; i < invalid_contents.size(); i++) {
+    ASSERT_FALSE(collector.ParseProcStat(invalid_contents[i], &user, &nice,
+                                         &system));
+  }
+
+  ASSERT_TRUE(collector.ParseProcStat(
+      std::string("cpu  17191 11 36579 151118 289 0 2 0 0 0"),
+      &user, &nice, &system));
+  ASSERT_EQ(17191, user);
+  ASSERT_EQ(11, nice);
+  ASSERT_EQ(36579, system);
+}
diff --git a/metricsd/include/metrics/metrics_library.h b/metricsd/include/metrics/metrics_library.h
index b766194..d2e98c8 100644
--- a/metricsd/include/metrics/metrics_library.h
+++ b/metricsd/include/metrics/metrics_library.h
@@ -34,6 +34,7 @@
   virtual bool SendToUMA(const std::string& name, int sample,
                          int min, int max, int nbuckets) = 0;
   virtual bool SendEnumToUMA(const std::string& name, int sample, int max) = 0;
+  virtual bool SendBoolToUMA(const std::string& name, bool sample) = 0;
   virtual bool SendSparseToUMA(const std::string& name, int sample) = 0;
   virtual bool SendUserActionToUMA(const std::string& action) = 0;
   virtual ~MetricsLibraryInterface() {}
@@ -96,6 +97,9 @@
   // normal, while 100 is high).
   bool SendEnumToUMA(const std::string& name, int sample, int max) override;
 
+  // Specialization of SendEnumToUMA for boolean values.
+  bool SendBoolToUMA(const std::string& name, bool sample) override;
+
   // Sends sparse histogram sample to Chrome for transport to UMA.  Returns
   // true on success.
   //
diff --git a/metricsd/include/metrics/metrics_library_mock.h b/metricsd/include/metrics/metrics_library_mock.h
index 3de87a9..db56f9e 100644
--- a/metricsd/include/metrics/metrics_library_mock.h
+++ b/metricsd/include/metrics/metrics_library_mock.h
@@ -32,6 +32,7 @@
                                int min, int max, int nbuckets));
   MOCK_METHOD3(SendEnumToUMA, bool(const std::string& name, int sample,
                                    int max));
+  MOCK_METHOD2(SendBoolToUMA, bool(const std::string& name, bool sample));
   MOCK_METHOD2(SendSparseToUMA, bool(const std::string& name, int sample));
   MOCK_METHOD1(SendUserActionToUMA, bool(const std::string& action));
 
diff --git a/metricsd/metrics_daemon.cc b/metricsd/metrics_daemon.cc
index ed786e1..b606fd0 100644
--- a/metricsd/metrics_daemon.cc
+++ b/metricsd/metrics_daemon.cc
@@ -71,10 +71,8 @@
 
 const int kMetricMeminfoInterval = 30;    // seconds
 
-const char kMetricsProcStatFileName[] = "/proc/stat";
 const char kMeminfoFileName[] = "/proc/meminfo";
 const char kVmStatFileName[] = "/proc/vmstat";
-const int kMetricsProcStatFirstLineItemsCount = 11;
 
 // Thermal CPU throttling.
 
@@ -103,9 +101,7 @@
 
 MetricsDaemon::MetricsDaemon()
     : memuse_final_time_(0),
-      memuse_interval_index_(0),
-      ticks_per_second_(0),
-      latest_cpu_use_ticks_(0) {}
+      memuse_interval_index_(0) {}
 
 MetricsDaemon::~MetricsDaemon() {
 }
@@ -188,10 +184,6 @@
   upload_interval_ = upload_interval;
   server_ = server;
 
-  // Get ticks per second (HZ) on this system.
-  // Sysconf cannot fail, so no sanity checks are needed.
-  ticks_per_second_ = sysconf(_SC_CLK_TCK);
-
   daily_active_use_.reset(
       new PersistentInteger("Platform.UseTime.PerDay"));
   version_cumulative_active_use_.reset(
@@ -235,6 +227,7 @@
   averaged_stats_collector_.reset(
       new AveragedStatisticsCollector(metrics_lib_, diskstats_path,
                                       kVmStatFileName));
+  cpu_usage_collector_.reset(new CpuUsageCollector(metrics_lib_));
 }
 
 int MetricsDaemon::OnInit() {
@@ -290,6 +283,7 @@
         base::Bind(&MetricsDaemon::OnDisableMetrics, base::Unretained(this)));
   }
 
+  latest_cpu_use_microseconds_ = cpu_usage_collector_->GetCumulativeCpuUse();
   base::MessageLoop::current()->PostDelayedTask(FROM_HERE,
       base::Bind(&MetricsDaemon::HandleUpdateStatsTimeout,
                  base::Unretained(this)),
@@ -404,53 +398,6 @@
   return DBUS_HANDLER_RESULT_HANDLED;
 }
 
-// One might argue that parts of this should go into
-// chromium/src/base/sys_info_chromeos.c instead, but put it here for now.
-
-TimeDelta MetricsDaemon::GetIncrementalCpuUse() {
-  FilePath proc_stat_path = FilePath(kMetricsProcStatFileName);
-  std::string proc_stat_string;
-  if (!base::ReadFileToString(proc_stat_path, &proc_stat_string)) {
-    LOG(WARNING) << "cannot open " << kMetricsProcStatFileName;
-    return TimeDelta();
-  }
-
-  std::vector<std::string> proc_stat_lines;
-  base::SplitString(proc_stat_string, '\n', &proc_stat_lines);
-  if (proc_stat_lines.empty()) {
-    LOG(WARNING) << "cannot parse " << kMetricsProcStatFileName
-                 << ": " << proc_stat_string;
-    return TimeDelta();
-  }
-  std::vector<std::string> proc_stat_totals;
-  base::SplitStringAlongWhitespace(proc_stat_lines[0], &proc_stat_totals);
-
-  uint64_t user_ticks, user_nice_ticks, system_ticks;
-  if (proc_stat_totals.size() != kMetricsProcStatFirstLineItemsCount ||
-      proc_stat_totals[0] != "cpu" ||
-      !base::StringToUint64(proc_stat_totals[1], &user_ticks) ||
-      !base::StringToUint64(proc_stat_totals[2], &user_nice_ticks) ||
-      !base::StringToUint64(proc_stat_totals[3], &system_ticks)) {
-    LOG(WARNING) << "cannot parse first line: " << proc_stat_lines[0];
-    return TimeDelta(base::TimeDelta::FromSeconds(0));
-  }
-
-  uint64_t total_cpu_use_ticks = user_ticks + user_nice_ticks + system_ticks;
-
-  // Sanity check.
-  if (total_cpu_use_ticks < latest_cpu_use_ticks_) {
-    LOG(WARNING) << "CPU time decreasing from " << latest_cpu_use_ticks_
-                 << " to " << total_cpu_use_ticks;
-    return TimeDelta();
-  }
-
-  uint64_t diff = total_cpu_use_ticks - latest_cpu_use_ticks_;
-  latest_cpu_use_ticks_ = total_cpu_use_ticks;
-  // Use microseconds to avoid significant truncations.
-  return base::TimeDelta::FromMicroseconds(
-      diff * 1000 * 1000 / ticks_per_second_);
-}
-
 void MetricsDaemon::ProcessUserCrash() {
   // Counts the active time up to now.
   UpdateStats(TimeTicks::Now(), Time::Now());
@@ -506,6 +453,9 @@
 void MetricsDaemon::StatsReporterInit() {
   disk_usage_collector_->Schedule();
 
+  cpu_usage_collector_->Init();
+  cpu_usage_collector_->Schedule();
+
   // Don't start a collection cycle during the first run to avoid delaying the
   // boot.
   averaged_stats_collector_->ScheduleWait();
@@ -910,7 +860,10 @@
   version_cumulative_active_use_->Add(elapsed_seconds);
   user_crash_interval_->Add(elapsed_seconds);
   kernel_crash_interval_->Add(elapsed_seconds);
-  version_cumulative_cpu_use_->Add(GetIncrementalCpuUse().InMilliseconds());
+  TimeDelta cpu_use = cpu_usage_collector_->GetCumulativeCpuUse();
+  version_cumulative_cpu_use_->Add(
+      (cpu_use - latest_cpu_use_microseconds_).InMilliseconds());
+  latest_cpu_use_microseconds_ = cpu_use;
   last_update_stats_time_ = now_ticks;
 
   const TimeDelta since_epoch = now_wall_time - Time::UnixEpoch();
diff --git a/metricsd/metrics_daemon.h b/metricsd/metrics_daemon.h
index 3d691c5..f12b02e 100644
--- a/metricsd/metrics_daemon.h
+++ b/metricsd/metrics_daemon.h
@@ -32,6 +32,7 @@
 #include <gtest/gtest_prod.h>  // for FRIEND_TEST
 
 #include "collectors/averaged_statistics_collector.h"
+#include "collectors/cpu_usage_collector.h"
 #include "collectors/disk_usage_collector.h"
 #include "metrics/metrics_library.h"
 #include "persistent_integer.h"
@@ -164,10 +165,6 @@
   // total number of kernel crashes since the last version update.
   void SendKernelCrashesCumulativeCountStats();
 
-  // Returns the total (system-wide) CPU usage between the time of the most
-  // recent call to this function and now.
-  base::TimeDelta GetIncrementalCpuUse();
-
   // Sends a sample representing the number of seconds of active use
   // for a 24-hour period and reset |use|.
   void SendAndResetDailyUseSample(
@@ -268,12 +265,9 @@
   // Selects the wait time for the next memory use callback.
   unsigned int memuse_interval_index_;
 
-  // The system "HZ", or frequency of ticks.  Some system data uses ticks as a
-  // unit, and this is used to convert to standard time units.
-  uint32_t ticks_per_second_;
   // Used internally by GetIncrementalCpuUse() to return the CPU utilization
   // between calls.
-  uint64_t latest_cpu_use_ticks_;
+  base::TimeDelta latest_cpu_use_microseconds_;
 
   // Persistent values and accumulators for crash statistics.
   scoped_ptr<PersistentInteger> daily_cycle_;
@@ -302,6 +296,8 @@
   scoped_ptr<PersistentInteger> kernel_crashes_version_count_;
   scoped_ptr<PersistentInteger> unclean_shutdowns_daily_count_;
   scoped_ptr<PersistentInteger> unclean_shutdowns_weekly_count_;
+
+  scoped_ptr<CpuUsageCollector> cpu_usage_collector_;
   scoped_ptr<DiskUsageCollector> disk_usage_collector_;
   scoped_ptr<AveragedStatisticsCollector> averaged_stats_collector_;
 
diff --git a/metricsd/metrics_library.cc b/metricsd/metrics_library.cc
index a651b76..735d39f 100644
--- a/metricsd/metrics_library.cc
+++ b/metricsd/metrics_library.cc
@@ -173,6 +173,13 @@
       uma_events_file_.value());
 }
 
+bool MetricsLibrary::SendBoolToUMA(const std::string& name, bool sample) {
+  return metrics::SerializationUtils::WriteMetricToFile(
+      *metrics::MetricSample::LinearHistogramSample(name,
+                                                    sample ? 1 : 0, 2).get(),
+      uma_events_file_.value());
+}
+
 bool MetricsLibrary::SendSparseToUMA(const std::string& name, int sample) {
   return metrics::SerializationUtils::WriteMetricToFile(
       *metrics::MetricSample::SparseHistogramSample(name, sample).get(),