Detect pnacl and disable x86 specific code.

BUG=none
TESTED=untested
R=ryanpetrie@google.com

Review URL: https://webrtc-codereview.appspot.com/7099004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@968 16f28f9a-4ce2-e073-06de-1de4eb20be90

README.chromium

 Name: libyuv
 URL: http://code.google.com/p/libyuv/
-Version: 967
+Version: 968
 License: BSD
 License File: LICENSE
 

include/libyuv/planar_functions.h

@@ -382,10 +382,11 @@ int ARGBInterpolate(const uint8* src_argb0, int src_stride_argb0,
                     uint8* dst_argb, int dst_stride_argb,
                     int width, int height, int interpolation);
 
-#if defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
+#if defined(__pnacl__) || defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
     defined(TARGET_IPHONE_SIMULATOR)
 #define LIBYUV_DISABLE_X86
 #endif
+
 // Row functions for copying a pixels from a source with a slope to a row
 // of destination. Useful for scaling, rotation, mirror, texture mapping.
 LIBYUV_API

include/libyuv/row.h

@@ -37,7 +37,7 @@ extern "C" {
   free(var##_mem);  \
   var = 0
 
-#if defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
+#if defined(__pnacl__) || defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
     defined(TARGET_IPHONE_SIMULATOR)
 #define LIBYUV_DISABLE_X86
 #endif

include/libyuv/scale_row.h

@@ -18,6 +18,11 @@ namespace libyuv {
 extern "C" {
 #endif
 
+#if defined(__pnacl__) || defined(__CLR_VER) || defined(COVERAGE_ENABLED) || \
+    defined(TARGET_IPHONE_SIMULATOR)
+#define LIBYUV_DISABLE_X86
+#endif
+
 // The following are available on all x86 platforms:
 #if !defined(LIBYUV_DISABLE_X86) && \
     (defined(_M_IX86) || defined(__x86_64__) || defined(__i386__))

include/libyuv/version.h

@@ -11,6 +11,6 @@
 #ifndef INCLUDE_LIBYUV_VERSION_H_  // NOLINT
 #define INCLUDE_LIBYUV_VERSION_H_
 
-#define LIBYUV_VERSION 967
+#define LIBYUV_VERSION 968
 
 #endif  // INCLUDE_LIBYUV_VERSION_H_  NOLINT

source/cpu_id.cc

@@ -13,7 +13,8 @@
 #ifdef _MSC_VER
 #include <intrin.h>  // For __cpuidex()
 #endif
-#if !defined(__CLR_VER) && !defined(__native_client__) && defined(_M_X64) && \
+#if !defined(__pnacl__) && !defined(__CLR_VER) && \
+    !defined(__native_client__) && defined(_M_X64) && \
     defined(_MSC_VER) && (_MSC_FULL_VER >= 160040219)
 #include <immintrin.h>  // For _xgetbv()
 #endif
@@ -42,7 +43,8 @@ extern "C" {
 #endif
 
 // Low level cpuid for X86. Returns zeros on other CPUs.
-#if !defined(__CLR_VER) && (defined(_M_IX86) || defined(_M_X64) || \
+#if !defined(__pnacl__) && !defined(__CLR_VER) && \
+    (defined(_M_IX86) || defined(_M_X64) || \
     defined(__i386__) || defined(__x86_64__))
 LIBYUV_API
 void CpuId(uint32 info_eax, uint32 info_ecx, uint32* cpu_info) {
@@ -179,7 +181,8 @@ static LIBYUV_BOOL TestEnv(const char*) {
 
 LIBYUV_API SAFEBUFFERS
 int InitCpuFlags(void) {
-#if !defined(__CLR_VER) && defined(CPU_X86)
+#if !defined(__pnacl__) && !defined(__CLR_VER) && defined(CPU_X86)
+
   uint32 cpu_info1[4] = { 0, 0, 0, 0 };
   uint32 cpu_info7[4] = { 0, 0, 0, 0 };
   CpuId(1, 0, cpu_info1);

source/mjpeg_decoder.cc

@@ -12,7 +12,9 @@
 
 #ifdef HAVE_JPEG
 #include <assert.h>
-#ifndef __CLR_VER
+
+#if !defined(__pnacl__) && !defined(__CLR_VER) && !defined(COVERAGE_ENABLED) &&\
+    !defined(TARGET_IPHONE_SIMULATOR)
 // Must be included before jpeglib.
 #include <setjmp.h>
 #define HAVE_SETJMP