commit 950a95836d5040e5d123a2128c85e8ac8b46588c
author Christopher Ferris <cferris@google.com> Wed Mar 29 13:10:56 2017 -0700
committer Christopher Ferris <cferris@google.com> Mon Apr 03 10:30:55 2017 -0700
tree 8104c68ae420570acfdb0c3e2817d9bb85be6ee2
parent aa0b5054c52e10a9e4b5d5dd9daa90d707164af0

Add kryo support.

Currently, using kryo is the same as using krait, but there are specialized
routines that are pending that will be used after this commit.

Bug: 36728278

Test: Built and booted a sailfish using kryo.
Change-Id: Id7510640673c31f7536367041212db6d96a564f0

libc/Android.bp

diff --git a/libc/Android.bp b/libc/Android.bp
index 9bba776..460e7f0 100644
--- a/libc/Android.bp
+++ b/libc/Android.bp
@@ -622,6 +622,13 @@
                     "upstream-openbsd/lib/libc/string/strcat.c",
                 ],
             },
+            kryo: {
+                exclude_srcs: [
+                    "upstream-openbsd/lib/libc/string/memmove.c",
+                    "upstream-openbsd/lib/libc/string/stpcpy.c",
+                    "upstream-openbsd/lib/libc/string/strcat.c",
+                ],
+            },
         },
         arm64: {
             exclude_srcs: [
@@ -1004,7 +1011,32 @@
                     "bionic/__strcpy_chk.cpp",
                 ],
             },
+            kryo: {
+                srcs: [
+                    "arch-arm/krait/bionic/memcpy.S",
+                    "arch-arm/krait/bionic/memset.S",
+                    "arch-arm/krait/bionic/strcmp.S",
+                    "arch-arm/krait/bionic/__strcat_chk.S",
+                    "arch-arm/krait/bionic/__strcpy_chk.S",
 
+                    // Use cortex-a15 versions of strcat/strcpy/strlen.
+                    "arch-arm/cortex-a15/bionic/stpcpy.S",
+                    "arch-arm/cortex-a15/bionic/strcat.S",
+                    "arch-arm/cortex-a15/bionic/strcpy.S",
+                    "arch-arm/cortex-a15/bionic/strlen.S",
+
+                    "arch-arm/denver/bionic/memmove.S",
+                ],
+                exclude_srcs: [
+                    "arch-arm/generic/bionic/memcpy.S",
+                    "arch-arm/generic/bionic/memset.S",
+                    "arch-arm/generic/bionic/strcmp.S",
+                    "arch-arm/generic/bionic/strcpy.S",
+                    "arch-arm/generic/bionic/strlen.c",
+                    "bionic/__strcat_chk.cpp",
+                    "bionic/__strcpy_chk.cpp",
+                ],
+            },
         },
         arm64: {
             srcs: [