Fix RS_TRIPLE and RS_TRIPLE_CFLAGS.

Bug: 17333374

Add RS_TRIPLE_CFLAGS to ensure that we build with the proper defines on
targets like x86. This also changes all build targets to use the
proper 32/64-bit triples when creating their runtime libraries.

(cherry picked from commit 039675ad)

Change-Id: Ib7b5bb7aae5abcad9ab477a00e368179d0121091

core/clang/TARGET_arm.mk

@@ -53,3 +53,4 @@ $(clang_2nd_arch_prefix)CLANG_TARGET_GLOBAL_LDFLAGS := \
   $(CLANG_CONFIG_arm_TARGET_EXTRA_LDFLAGS)
 
 $(clang_2nd_arch_prefix)RS_TRIPLE := armv7-none-linux-gnueabi
+$(clang_2nd_arch_prefix)RS_TRIPLE_CFLAGS :=

core/clang/TARGET_arm64.mk

@@ -51,3 +51,4 @@ CLANG_TARGET_GLOBAL_LDFLAGS := \
   $(CLANG_CONFIG_arm64_TARGET_EXTRA_LDFLAGS)
 
 RS_TRIPLE := aarch64-linux-android
+RS_TRIPLE_CFLAGS :=

core/clang/TARGET_mips.mk

@@ -50,4 +50,5 @@ $(clang_2nd_arch_prefix)CLANG_TARGET_GLOBAL_LDFLAGS := \
   $(call $(clang_2nd_arch_prefix)convert-to-clang-flags,$($(clang_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS)) \
   $(CLANG_CONFIG_mips_TARGET_EXTRA_LDFLAGS)
 
-$(clang_2nd_arch_prefix)RS_TRIPLE := mipsel-unknown-linux
+$(clang_2nd_arch_prefix)RS_TRIPLE := armv7-none-linux-gnueabi
+$(clang_2nd_arch_prefix)RS_TRIPLE_CFLAGS :=

core/clang/TARGET_mips64.mk

@@ -50,4 +50,5 @@ CLANG_TARGET_GLOBAL_LDFLAGS := \
   $(call convert-to-clang-flags,$(TARGET_GLOBAL_LDFLAGS)) \
   $(CLANG_CONFIG_mips64_TARGET_EXTRA_LDFLAGS)
 
-RS_TRIPLE := mips64el-unknown-linux
+RS_TRIPLE := aarch64-linux-android
+RS_TRIPLE_CFLAGS :=

core/clang/TARGET_x86.mk

@@ -52,4 +52,5 @@ $(clang_2nd_arch_prefix)CLANG_TARGET_GLOBAL_LDFLAGS := \
   $(call $(clang_2nd_arch_prefix)convert-to-clang-flags,$($(clang_2nd_arch_prefix)TARGET_GLOBAL_LDFLAGS)) \
   $(CLANG_CONFIG_x86_TARGET_EXTRA_LDFLAGS)
 
-$(clang_2nd_arch_prefix)RS_TRIPLE := i686-unknown-linux
+$(clang_2nd_arch_prefix)RS_TRIPLE := armv7-none-linux-gnueabi
+$(clang_2nd_arch_prefix)RS_TRIPLE_CFLAGS := -D__i386__

core/clang/TARGET_x86_64.mk

@@ -50,4 +50,5 @@ CLANG_TARGET_GLOBAL_LDFLAGS := \
   $(call convert-to-clang-flags,$(TARGET_GLOBAL_LDFLAGS)) \
   $(CLANG_CONFIG_x86_64_TARGET_EXTRA_LDFLAGS)
 
-RS_TRIPLE := x86_64-unknown-linux
+RS_TRIPLE := aarch64-linux-android
+RS_TRIPLE_CFLAGS := -D__x86_64__