Merge "Move from dalvik.vm.image-dex2oat-flags to dalvik.vm.dex2oat-filter [build]"
diff --git a/core/clang/HOST_x86_common.mk b/core/clang/HOST_x86_common.mk
index 8820854..92058e1 100644
--- a/core/clang/HOST_x86_common.mk
+++ b/core/clang/HOST_x86_common.mk
@@ -22,34 +22,34 @@
 CLANG_CONFIG_x86_LINUX_HOST_EXTRA_CPPFLAGS := \
   --gcc-toolchain=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG) \
   --sysroot=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/sysroot \
-  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.6 \
-  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.6/x86_64-linux \
-  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.6/backward \
+  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.8 \
+  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.8/x86_64-linux \
+  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.8/backward \
   -no-integrated-as
 
 CLANG_CONFIG_x86_LINUX_HOST_EXTRA_LDFLAGS := \
   --gcc-toolchain=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG) \
   --sysroot=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/sysroot \
   -B$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/bin \
-  -B$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.6 \
-  -L$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.6 \
+  -B$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.8 \
+  -L$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.8 \
   -L$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/lib64/ \
   -no-integrated-as
 else
 CLANG_CONFIG_x86_LINUX_HOST_EXTRA_CPPFLAGS := \
   --gcc-toolchain=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG) \
   --sysroot=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/sysroot \
-  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.6 \
-  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.6/x86_64-linux/32 \
-  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.6/backward \
+  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.8 \
+  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.8/x86_64-linux/32 \
+  -isystem $($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/include/c++/4.8/backward \
   -no-integrated-as
 
 CLANG_CONFIG_x86_LINUX_HOST_EXTRA_LDFLAGS := \
   --gcc-toolchain=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG) \
   --sysroot=$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/sysroot \
   -B$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/bin \
-  -B$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.6/32 \
-  -L$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.6/32 \
+  -B$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.8/32 \
+  -L$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/lib/gcc/x86_64-linux/4.8/32 \
   -L$($(clang_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG)/x86_64-linux/lib32/ \
   -no-integrated-as
 endif
diff --git a/core/clang/TARGET_mips.mk b/core/clang/TARGET_mips.mk
index de615b0..0107519 100644
--- a/core/clang/TARGET_mips.mk
+++ b/core/clang/TARGET_mips.mk
@@ -3,7 +3,7 @@
 
 CLANG_CONFIG_mips_TARGET_TRIPLE := mipsel-linux-android
 CLANG_CONFIG_mips_TARGET_TOOLCHAIN_PREFIX := \
-  $($(clang_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT)/$(CLANG_CONFIG_mips_TARGET_TRIPLE)/bin
+  $($(clang_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT)/mips64el-linux-android/bin
 
 CLANG_CONFIG_mips_TARGET_EXTRA_ASFLAGS := \
   $(CLANG_CONFIG_EXTRA_ASFLAGS) \
diff --git a/core/clang/mips.mk b/core/clang/mips.mk
index cef7823..1624b6f 100644
--- a/core/clang/mips.mk
+++ b/core/clang/mips.mk
@@ -7,18 +7,18 @@
 # Include common unknown flags
 CLANG_CONFIG_mips_UNKNOWN_CFLAGS := \
   $(CLANG_CONFIG_UNKNOWN_CFLAGS) \
-  -EL \
   -mips32 \
   -mips32r2 \
-  -mhard-float \
+  -mips32r6 \
+  -mfp32 \
+  -mfp64 \
+  -mfpxx \
+  -modd-spreg \
+  -mno-odd-spreg \
   -fno-strict-volatile-bitfields \
   -fgcse-after-reload \
   -frerun-cse-after-loop \
   -frename-registers \
-  -march=mips32r2 \
-  -mtune=mips32r2 \
-  -march=mips32 \
-  -mtune=mips32 \
   -msynci \
   -mno-fused-madd
 
diff --git a/core/clang/mips64.mk b/core/clang/mips64.mk
index 9d1117b..a76aa08 100644
--- a/core/clang/mips64.mk
+++ b/core/clang/mips64.mk
@@ -1,7 +1,5 @@
 # Clang flags for mips64 arch, target or host.
 
-$(warning Untested mips64 clang flags, fix me!)
-
 CLANG_CONFIG_mips64_EXTRA_ASFLAGS :=
 CLANG_CONFIG_mips64_EXTRA_CFLAGS :=
 CLANG_CONFIG_mips64_EXTRA_LDFLAGS :=
@@ -9,18 +7,11 @@
 # Include common unknown flags
 CLANG_CONFIG_mips64_UNKNOWN_CFLAGS := \
   $(CLANG_CONFIG_UNKNOWN_CFLAGS) \
-  -EL \
-  -mips32 \
-  -mips32r2 \
-  -mhard-float \
+  -mips64r6 \
   -fno-strict-volatile-bitfields \
   -fgcse-after-reload \
   -frerun-cse-after-loop \
   -frename-registers \
-  -march=mips32r2 \
-  -mtune=mips32r2 \
-  -march=mips32 \
-  -mtune=mips32 \
   -msynci \
   -mno-fused-madd
 
diff --git a/core/combo/HOST_linux-x86.mk b/core/combo/HOST_linux-x86.mk
index 7db51be..78a9f8e 100644
--- a/core/combo/HOST_linux-x86.mk
+++ b/core/combo/HOST_linux-x86.mk
@@ -18,14 +18,14 @@
 # Included by combo/select.mk
 
 ifeq ($(strip $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)),)
-$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6/bin/x86_64-linux-
+$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.8/bin/x86_64-linux-
 endif
 $(combo_2nd_arch_prefix)HOST_CC  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)gcc
 $(combo_2nd_arch_prefix)HOST_CXX := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)g++
 $(combo_2nd_arch_prefix)HOST_AR  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)ar
 
 # gcc location for clang; to be updated when clang is updated
-$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6/
+$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.8/
 
 # We expect SSE3 floating point math.
 $(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -mstackrealign -msse3 -mfpmath=sse -m32 -Wa,--noexecstack -march=prescott
diff --git a/core/combo/HOST_linux-x86_64.mk b/core/combo/HOST_linux-x86_64.mk
index 85b0f5b..86877b3 100644
--- a/core/combo/HOST_linux-x86_64.mk
+++ b/core/combo/HOST_linux-x86_64.mk
@@ -18,14 +18,14 @@
 # Included by combo/select.mk
 
 ifeq ($(strip $(HOST_TOOLCHAIN_PREFIX)),)
-HOST_TOOLCHAIN_PREFIX := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6/bin/x86_64-linux-
+HOST_TOOLCHAIN_PREFIX := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.8/bin/x86_64-linux-
 endif
 HOST_CC  := $(HOST_TOOLCHAIN_PREFIX)gcc
 HOST_CXX := $(HOST_TOOLCHAIN_PREFIX)g++
 HOST_AR  := $(HOST_TOOLCHAIN_PREFIX)ar
 
 # gcc location for clang; to be updated when clang is updated
-HOST_TOOLCHAIN_FOR_CLANG := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6/
+HOST_TOOLCHAIN_FOR_CLANG := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.8/
 
 HOST_GLOBAL_CFLAGS += -m64 -Wa,--noexecstack
 HOST_GLOBAL_LDFLAGS += -m64 -Wl,-z,noexecstack
diff --git a/core/combo/TARGET_linux-mips.mk b/core/combo/TARGET_linux-mips.mk
index 96ec210..0069bd0 100644
--- a/core/combo/TARGET_linux-mips.mk
+++ b/core/combo/TARGET_linux-mips.mk
@@ -38,7 +38,7 @@
 $(combo_2nd_arch_prefix)TARGET_NDK_GCC_VERSION := 4.8
 
 ifeq ($(strip $(TARGET_GCC_VERSION_EXP)),)
-$(combo_2nd_arch_prefix)TARGET_GCC_VERSION := 4.8
+$(combo_2nd_arch_prefix)TARGET_GCC_VERSION := 4.9
 else
 $(combo_2nd_arch_prefix)TARGET_GCC_VERSION := $(TARGET_GCC_VERSION_EXP)
 endif
@@ -53,8 +53,8 @@
 
 # You can set TARGET_TOOLS_PREFIX to get gcc from somewhere else
 ifeq ($(strip $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)),)
-$(combo_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT := prebuilts/gcc/$(HOST_PREBUILT_TAG)/mips/mipsel-linux-android-$($(combo_2nd_arch_prefix)TARGET_GCC_VERSION)
-$(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX := $($(combo_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT)/bin/mipsel-linux-android-
+$(combo_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT := prebuilts/gcc/$(HOST_PREBUILT_TAG)/mips/mips64el-linux-android-$($(combo_2nd_arch_prefix)TARGET_GCC_VERSION)
+$(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX := $($(combo_2nd_arch_prefix)TARGET_TOOLCHAIN_ROOT)/bin/mips64el-linux-android-
 endif
 
 $(combo_2nd_arch_prefix)TARGET_CC := $($(combo_2nd_arch_prefix)TARGET_TOOLS_PREFIX)gcc$(HOST_EXECUTABLE_SUFFIX)
@@ -97,24 +97,6 @@
 			-include $(android_config_h) \
 			-I $(dir $(android_config_h))
 
-# This warning causes dalvik not to build with gcc 4.6+ and -Werror.
-# We cannot turn it off blindly since the option is not available
-# in gcc-4.4.x.
-ifneq ($(filter 4.6 4.6.% 4.7 4.7.% 4.8, $($(combo_2nd_arch_prefix)TARGET_GCC_VERSION)),)
-$(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -Wno-unused-but-set-variable \
-                        -fno-strict-volatile-bitfields
-endif
-
-# This is to avoid the dreaded warning compiler message:
-#   note: the mangling of 'va_list' has changed in GCC 4.4
-#
-# The fact that the mangling changed does not affect the NDK ABI
-# very fortunately (since none of the exposed APIs used va_list
-# in their exported C++ functions). Also, GCC 4.5 has already
-# removed the warning from the compiler.
-#
-$(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -Wno-psabi
-
 ifneq ($(ARCH_MIPS_PAGE_SHIFT),)
 $(combo_2nd_arch_prefix)TARGET_GLOBAL_CFLAGS += -DPAGE_SHIFT=$(ARCH_MIPS_PAGE_SHIFT)
 endif
diff --git a/core/combo/TARGET_linux-mips64.mk b/core/combo/TARGET_linux-mips64.mk
index 15f0cb4..463c7a4 100644
--- a/core/combo/TARGET_linux-mips64.mk
+++ b/core/combo/TARGET_linux-mips64.mk
@@ -38,7 +38,7 @@
 TARGET_NDK_GCC_VERSION := 4.8
 
 ifeq ($(strip $(TARGET_GCC_VERSION_EXP)),)
-TARGET_GCC_VERSION := 4.8
+TARGET_GCC_VERSION := 4.9
 else
 TARGET_GCC_VERSION := $(TARGET_GCC_VERSION_EXP)
 endif
@@ -97,24 +97,6 @@
 			-include $(android_config_h) \
 			-I $(dir $(android_config_h))
 
-# This warning causes dalvik not to build with gcc 4.6+ and -Werror.
-# We cannot turn it off blindly since the option is not available
-# in gcc-4.4.x.
-ifneq ($(filter 4.6 4.6.% 4.7 4.7.% 4.8, $(TARGET_GCC_VERSION)),)
-TARGET_GLOBAL_CFLAGS += -Wno-unused-but-set-variable \
-                        -fno-strict-volatile-bitfields
-endif
-
-# This is to avoid the dreaded warning compiler message:
-#   note: the mangling of 'va_list' has changed in GCC 4.4
-#
-# The fact that the mangling changed does not affect the NDK ABI
-# very fortunately (since none of the exposed APIs used va_list
-# in their exported C++ functions). Also, GCC 4.5 has already
-# removed the warning from the compiler.
-#
-TARGET_GLOBAL_CFLAGS += -Wno-psabi
-
 ifneq ($(ARCH_MIPS_PAGE_SHIFT),)
 TARGET_GLOBAL_CFLAGS += -DPAGE_SHIFT=$(ARCH_MIPS_PAGE_SHIFT)
 endif
diff --git a/core/combo/arch/mips/mips32-fp.mk b/core/combo/arch/mips/mips32-fp.mk
index e60bdac..8320e93 100644
--- a/core/combo/arch/mips/mips32-fp.mk
+++ b/core/combo/arch/mips/mips32-fp.mk
@@ -4,11 +4,9 @@
 ARCH_MIPS_HAS_FPU	:=true
 ARCH_HAVE_ALIGNED_DOUBLES :=true
 arch_variant_cflags := \
-    -EL \
-    -march=mips32 \
-    -mtune=mips32 \
     -mips32 \
-    -mhard-float
+    -mfp32 \
+    -modd-spreg \
 
 arch_variant_ldflags := \
-    -EL
+    -Wl,-melf32ltsmip
diff --git a/core/combo/arch/mips/mips32.mk b/core/combo/arch/mips/mips32.mk
deleted file mode 100644
index 35ef0d8..0000000
--- a/core/combo/arch/mips/mips32.mk
+++ /dev/null
@@ -1,12 +0,0 @@
-# Configuration for Android on MIPS.
-# Generating binaries for MIPS32/soft-float/little-endian
-
-arch_variant_cflags := \
-    -EL \
-    -march=mips32 \
-    -mtune=mips32 \
-    -mips32 \
-    -msoft-float
-
-arch_variant_ldflags := \
-    -EL
diff --git a/core/combo/arch/mips/mips32r2-fp-xburst.mk b/core/combo/arch/mips/mips32r2-fp-xburst.mk
index 8b0fef1..2b4f714 100644
--- a/core/combo/arch/mips/mips32r2-fp-xburst.mk
+++ b/core/combo/arch/mips/mips32r2-fp-xburst.mk
@@ -5,13 +5,11 @@
 ARCH_MIPS_HAS_FPU :=true
 ARCH_HAVE_ALIGNED_DOUBLES :=true
 arch_variant_cflags := \
-    -EL \
-    -march=mips32r2 \
-    -mtune=mips32r2 \
     -mips32r2 \
-    -mhard-float \
+    -mfp32 \
+    -modd-spreg \
     -mno-fused-madd \
     -Wa,-mmxu
 
 arch_variant_ldflags := \
-    -EL
+    -Wl,-melf32ltsmip
diff --git a/core/combo/arch/mips/mips32r2-fp.mk b/core/combo/arch/mips/mips32r2-fp.mk
index 08d91df..9acb018 100644
--- a/core/combo/arch/mips/mips32r2-fp.mk
+++ b/core/combo/arch/mips/mips32r2-fp.mk
@@ -4,12 +4,10 @@
 ARCH_MIPS_HAS_FPU	:=true
 ARCH_HAVE_ALIGNED_DOUBLES :=true
 arch_variant_cflags := \
-    -EL \
-    -march=mips32r2 \
-    -mtune=mips32r2 \
     -mips32r2 \
-    -mhard-float \
+    -mfp32 \
+    -modd-spreg \
     -msynci
 
 arch_variant_ldflags := \
-    -EL
+    -Wl,-melf32ltsmip
diff --git a/core/combo/arch/mips/mips32r2.mk b/core/combo/arch/mips/mips32r2.mk
deleted file mode 100644
index 16ce76f..0000000
--- a/core/combo/arch/mips/mips32r2.mk
+++ /dev/null
@@ -1,13 +0,0 @@
-# Configuration for Android on MIPS.
-# Generating binaries for MIPS32R2/soft-float/little-endian
-
-arch_variant_cflags := \
-    -EL \
-    -march=mips32r2 \
-    -mtune=mips32r2 \
-    -mips32r2 \
-    -msoft-float \
-    -msynci
-
-arch_variant_ldflags := \
-    -EL
diff --git a/core/combo/arch/mips/mips32r2dsp-fp.mk b/core/combo/arch/mips/mips32r2dsp-fp.mk
index fe2b1fe..c4b49b6 100644
--- a/core/combo/arch/mips/mips32r2dsp-fp.mk
+++ b/core/combo/arch/mips/mips32r2dsp-fp.mk
@@ -6,13 +6,11 @@
 ARCH_MIPS_HAS_FPU       :=true
 ARCH_HAVE_ALIGNED_DOUBLES :=true
 arch_variant_cflags := \
-    -EL \
-    -march=mips32r2 \
-    -mtune=mips32r2 \
     -mips32r2 \
-    -mhard-float \
+    -mfp32 \
+    -modd-spreg \
     -mdsp \
     -msynci
 
 arch_variant_ldflags := \
-    -EL
+    -Wl,-melf32ltsmip
diff --git a/core/combo/arch/mips/mips32r2dsp.mk b/core/combo/arch/mips/mips32r2dsp.mk
deleted file mode 100644
index 8a8976c..0000000
--- a/core/combo/arch/mips/mips32r2dsp.mk
+++ /dev/null
@@ -1,17 +0,0 @@
-# Configuration for Android on MIPS.
-# Generating binaries for MIPS32R2/soft-float/little-endian/dsp
-
-ARCH_MIPS_HAS_DSP  	:=true
-ARCH_MIPS_DSP_REV	:=1
-
-arch_variant_cflags := \
-    -EL \
-    -march=mips32r2 \
-    -mtune=mips32r2 \
-    -mips32r2 \
-    -msoft-float \
-    -mdsp \
-    -msynci
-
-arch_variant_ldflags := \
-    -EL
diff --git a/core/combo/arch/mips/mips32r2dspr2-fp.mk b/core/combo/arch/mips/mips32r2dspr2-fp.mk
index 7e882b3..8b05ffc 100644
--- a/core/combo/arch/mips/mips32r2dspr2-fp.mk
+++ b/core/combo/arch/mips/mips32r2dspr2-fp.mk
@@ -6,13 +6,11 @@
 ARCH_MIPS_HAS_FPU       :=true
 ARCH_HAVE_ALIGNED_DOUBLES :=true
 arch_variant_cflags := \
-    -EL \
-    -march=mips32r2 \
-    -mtune=mips32r2 \
     -mips32r2 \
-    -mhard-float \
+    -mfp32 \
+    -modd-spreg \
     -mdspr2 \
     -msynci
 
 arch_variant_ldflags := \
-    -EL
+    -Wl,-melf32ltsmip
diff --git a/core/combo/arch/mips/mips32r2dspr2.mk b/core/combo/arch/mips/mips32r2dspr2.mk
deleted file mode 100644
index c311523..0000000
--- a/core/combo/arch/mips/mips32r2dspr2.mk
+++ /dev/null
@@ -1,17 +0,0 @@
-# Configuration for Android on MIPS.
-# Generating binaries for MIPS32R2/soft-float/little-endian/dsp
-
-ARCH_MIPS_HAS_DSP  	:=true
-ARCH_MIPS_DSP_REV	:=2
-
-arch_variant_cflags := \
-    -EL \
-    -march=mips32r2 \
-    -mtune=mips32r2 \
-    -mips32r2 \
-    -msoft-float \
-    -mdspr2 \
-    -msynci
-
-arch_variant_ldflags := \
-    -EL
diff --git a/core/combo/arch/mips/mips32r6.mk b/core/combo/arch/mips/mips32r6.mk
new file mode 100644
index 0000000..315aa60
--- /dev/null
+++ b/core/combo/arch/mips/mips32r6.mk
@@ -0,0 +1,12 @@
+# Configuration for Android on MIPS.
+# Generating binaries for MIPS32R6/hard-float/little-endian
+
+ARCH_MIPS_REV6 := true
+arch_variant_cflags := \
+    -mips32r6 \
+    -mfp64 \
+    -mno-odd-spreg \
+    -msynci
+
+arch_variant_ldflags := \
+    -Wl,-melf32ltsmip
diff --git a/core/combo/arch/mips64/mips64r2.mk b/core/combo/arch/mips64/mips64r2.mk
index 298aeaf..c5710d0 100644
--- a/core/combo/arch/mips64/mips64r2.mk
+++ b/core/combo/arch/mips64/mips64r2.mk
@@ -1,14 +1,10 @@
 # Configuration for Android on mips64r2.
 
+# This target is for temporary use only, until mips64r6 is supported by Android's qemu.
+
 ARCH_MIPS_HAS_FPU	:=true
 ARCH_HAVE_ALIGNED_DOUBLES :=true
 arch_variant_cflags := \
-    -EL \
-    -march=mips64r2 \
-    -mtune=mips64r2 \
     -mips64r2 \
-    -mhard-float \
     -msynci
 
-arch_variant_ldflags := \
-    -EL
diff --git a/core/combo/arch/mips64/mips64r6.mk b/core/combo/arch/mips64/mips64r6.mk
new file mode 100644
index 0000000..443de20
--- /dev/null
+++ b/core/combo/arch/mips64/mips64r6.mk
@@ -0,0 +1,7 @@
+# Configuration for Android on mips64r6.
+
+ARCH_MIPS_REV6 := true
+arch_variant_cflags := \
+    -mips64r6 \
+    -msynci
+
diff --git a/envsetup.sh b/envsetup.sh
index 6188f26..5c66a9e 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -136,9 +136,7 @@
         arm64) toolchaindir=aarch64/aarch64-linux-android-$targetgccversion/bin;
                toolchaindir2=arm/arm-linux-androideabi-$targetgccversion2/bin
             ;;
-        mips) toolchaindir=mips/mipsel-linux-android-$targetgccversion/bin
-            ;;
-        mips64) toolchaindir=mips/mips64el-linux-android-$targetgccversion/bin
+        mips|mips64) toolchaindir=mips/mips64el-linux-android-$targetgccversion/bin
             ;;
         *)
             echo "Can't find toolchain for unknown architecture: $ARCH"
@@ -980,8 +978,7 @@
    case "$ARCH" in
        arm) GDB=arm-linux-androideabi-gdb;;
        arm64) GDB=arm-linux-androideabi-gdb; GDB64=aarch64-linux-android-gdb;;
-       mips) GDB=mipsel-linux-android-gdb;;
-       mips64) GDB=mipsel-linux-android-gdb;;
+       mips|mips64) GDB=mips64el-linux-android-gdb;;
        x86) GDB=x86_64-linux-android-gdb;;
        x86_64) GDB=x86_64-linux-android-gdb;;
        *) echo "Unknown arch $ARCH"; return 1;;
diff --git a/target/board/generic_mips/Android.mk b/target/board/generic_mips/Android.mk
deleted file mode 100644
index abf8d57..0000000
--- a/target/board/generic_mips/Android.mk
+++ /dev/null
@@ -1,17 +0,0 @@
-#
-# Copyright (C) 2011 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.
-#
-
-LOCAL_PATH := $(call my-dir)
diff --git a/target/board/generic_mips64/BoardConfig.mk b/target/board/generic_mips64/BoardConfig.mk
index 88a24a3..5dc943a 100644
--- a/target/board/generic_mips64/BoardConfig.mk
+++ b/target/board/generic_mips64/BoardConfig.mk
@@ -30,8 +30,12 @@
 
 TARGET_2ND_ARCH := mips
 ifeq (,$(TARGET_2ND_ARCH_VARIANT))
+ifeq ($(TARGET_ARCH_VARIANT),mips64r6)
+TARGET_2ND_ARCH_VARIANT :=  mips32r6
+else
 TARGET_2ND_ARCH_VARIANT :=  mips32r2-fp
 endif
+endif
 TARGET_2ND_CPU_ABI  := mips
 
 # The emulator (qemu) uses the Goldfish devices
diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index f179717..b992da3 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -292,6 +292,11 @@
 
   cmd = [mkbootimg, "--kernel", os.path.join(sourcedir, "kernel")]
 
+  fn = os.path.join(sourcedir, "second")
+  if os.access(fn, os.F_OK):
+    cmd.append("--second")
+    cmd.append(fn)
+
   fn = os.path.join(sourcedir, "cmdline")
   if os.access(fn, os.F_OK):
     cmd.append("--cmdline")