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Support string instructions for NaCl

Browse Source 
BUG=253
TEST=validator
R=fbarchard@google.com

Review URL: https://webrtc-codereview.appspot.com/1990004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@750 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
nfullagar@google.com 2013-08-08 00:26:20 +00:00
parent e64c236250
commit 22402bfa6f
4 changed files with 13 additions and 9 deletions
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2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 749
Version: 750
License: BSD
License File: LICENSE

6
include/libyuv/row.h
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@ -55,10 +55,13 @@ extern "C" {
// Conversions:
#define HAS_ARGBTOBAYERROW_SSSE3
#define HAS_ARGBSHUFFLEROW_SSSE3
#define HAS_COPYROW_X86
#define HAS_COPYROW_ERMS
#define HAS_FIXEDDIV_X86
#define HAS_ARGBTOYROW_SSSE3
#define HAS_ARGBTOYJROW_SSSE3
#define HAS_I400TOARGBROW_SSE2
#define HAS_SETROW_X86
#endif
// The following are available on all x86 platforms except NaCL x64:
@ -83,8 +86,6 @@ extern "C" {
#define HAS_BGRATOUVROW_SSSE3
#define HAS_BGRATOYROW_SSSE3
#define HAS_COPYROW_SSE2
#define HAS_COPYROW_X86
#define HAS_COPYROW_ERMS
#define HAS_HALFROW_SSE2
#define HAS_I411TOARGBROW_SSSE3
#define HAS_I422TOABGRROW_SSSE3
@ -113,7 +114,6 @@ extern "C" {
#define HAS_RGB565TOARGBROW_SSE2
#define HAS_RGBATOUVROW_SSSE3
#define HAS_RGBATOYROW_SSSE3
#define HAS_SETROW_X86
#define HAS_SPLITUVROW_SSE2
#define HAS_UYVYTOARGBROW_SSSE3
#define HAS_UYVYTOUV422ROW_SSE2

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 749
#define LIBYUV_VERSION 750
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

12
source/row_posix.cc
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@ -26,12 +26,16 @@ extern "C" {
#define MEMLEA(offset, base) #offset "(%q" #base ")"
#define MEMLEA4(offset, base, index, scale) \
#offset "(%q" #base ",%q" #index "," #scale ")"
#define MEMMOVESTRING(s, d) "%%nacl:(%q" #s "),%%nacl:(%q" #d "), %%r15"
#define MEMSTORESTRING(d) "%%nacl:(%q" #d "), %%r15"
#else
#define MEMACCESS(base) "(%" #base ")"
#define MEMACCESS2(offset, base) #offset "(%" #base ")"
#define MEMLEA(offset, base) #offset "(%" #base ")"
#define MEMLEA4(offset, base, index, scale) \
#offset "(%" #base ",%" #index "," #scale ")"
#define MEMMOVESTRING(s, d)
#define MEMSTORESTRING(d)
#endif
#if defined(HAS_ARGBTOYROW_SSSE3) || defined(HAS_ARGBGRAYROW_SSSE3)
@ -3040,7 +3044,7 @@ void CopyRow_X86(const uint8* src, uint8* dst, int width) {
size_t width_tmp = static_cast<size_t>(width);
asm volatile (
"shr $0x2,%2 \n"
"rep movsl \n"
"rep movsl "MEMMOVESTRING(0,1)" \n"
: "+S"(src), // %0
"+D"(dst), // %1
"+c"(width_tmp) // %2
@ -3055,7 +3059,7 @@ void CopyRow_X86(const uint8* src, uint8* dst, int width) {
void CopyRow_ERMS(const uint8* src, uint8* dst, int width) {
size_t width_tmp = static_cast<size_t>(width);
asm volatile (
"rep movsb \n"
"rep movsb "MEMMOVESTRING(0,1)" \n"
: "+S"(src), // %0
"+D"(dst), // %1
"+c"(width_tmp) // %2
@ -3070,7 +3074,7 @@ void SetRow_X86(uint8* dst, uint32 v32, int width) {
size_t width_tmp = static_cast<size_t>(width);
asm volatile (
"shr $0x2,%1 \n"
"rep stosl \n"
"rep stosl "MEMSTORESTRING(0)" \n"
: "+D"(dst), // %0
"+c"(width_tmp) // %1
: "a"(v32) // %2
@ -3083,7 +3087,7 @@ void ARGBSetRows_X86(uint8* dst, uint32 v32, int width,
size_t width_tmp = static_cast<size_t>(width);
uint32* d = reinterpret_cast<uint32*>(dst);
asm volatile (
"rep stosl \n"
"rep stosl "MEMSTORESTRING(0)" \n"
: "+D"(d), // %0
"+c"(width_tmp) // %1
: "a"(v32) // %2