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I422ToRGBARow_AVX2 ported to GCC.

Browse Source 
BUG=269
TESTED=nacl build
R=brucedawson@google.com

Review URL: https://webrtc-codereview.appspot.com/32259004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1183 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2014-12-02 18:59:33 +00:00
parent 702e237d5f
commit d0bfd10147
4 changed files with 54 additions and 5 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: 1182
Version: 1183
License: BSD
License File: LICENSE

2
include/libyuv/row.h
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@ -192,6 +192,7 @@ extern "C" {
#define HAS_I422TOARGBROW_AVX2
#define HAS_I422TOBGRAROW_AVX2
#define HAS_I422TOABGRROW_AVX2
#define HAS_I422TORGBAROW_AVX2
#define HAS_YUY2TOYROW_AVX2
#define HAS_YUY2TOUV422ROW_AVX2
#define HAS_YUY2TOUVROW_AVX2
@ -214,7 +215,6 @@ extern "C" {
// The following are require VS2012.
// TODO(fbarchard): Port to gcc.
#if !defined(LIBYUV_DISABLE_X86) && defined(VISUALC_HAS_AVX2)
#define HAS_I422TORGBAROW_AVX2
#define HAS_ARGBTOUVROW_AVX2
#define HAS_ARGBTOYJROW_AVX2
#define HAS_ARGBTOYROW_AVX2

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 1182
#define LIBYUV_VERSION 1183
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

53
source/row_posix.cc
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@ -2187,6 +2187,7 @@ void OMITFP I422ToARGBRow_AVX2(const uint8* y_buf,
"lea " MEMLEA(0x40,[dst_argb]) ",%[dst_argb] \n"
"sub $0x10,%[width] \n"
"jg 1b \n"
"vzeroupper \n"
: [y_buf]"+r"(y_buf), // %[y_buf]
[u_buf]"+r"(u_buf), // %[u_buf]
[v_buf]"+r"(v_buf), // %[v_buf]
@ -2206,7 +2207,7 @@ void OMITFP I422ToARGBRow_AVX2(const uint8* y_buf,
#if defined(HAS_I422TOABGRROW_AVX2)
// 16 pixels
// 8 UV values upsampled to 16 UV, mixed with 16 Y producing 16 ARGB (64 bytes).
// 8 UV values upsampled to 16 UV, mixed with 16 Y producing 16 ABGR (64 bytes).
void OMITFP I422ToABGRRow_AVX2(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -2233,6 +2234,7 @@ void OMITFP I422ToABGRRow_AVX2(const uint8* y_buf,
"lea " MEMLEA(0x40,[dst_argb]) ",%[dst_argb] \n"
"sub $0x10,%[width] \n"
"jg 1b \n"
"vzeroupper \n"
: [y_buf]"+r"(y_buf), // %[y_buf]
[u_buf]"+r"(u_buf), // %[u_buf]
[v_buf]"+r"(v_buf), // %[v_buf]
@ -2248,7 +2250,54 @@ void OMITFP I422ToABGRRow_AVX2(const uint8* y_buf,
#endif
);
}
#endif // HAS_I422TOARGBROW_AVX2
#endif // HAS_I422TOABGRROW_AVX2
#if defined(HAS_I422TORGBAROW_AVX2)
// 16 pixels
// 8 UV values upsampled to 16 UV, mixed with 16 Y producing 16 RGBA (64 bytes).
void OMITFP I422ToRGBARow_AVX2(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* dst_argb,
int width) {
asm volatile (
"sub %[u_buf],%[v_buf] \n"
"vpcmpeqb %%ymm5,%%ymm5,%%ymm5 \n"
"vpxor %%ymm4,%%ymm4,%%ymm4 \n"
LABELALIGN
"1: \n"
READYUV422_AVX2
YUVTORGB_AVX2
// Step 3: Weave into RGBA
"vpunpcklbw %%ymm2,%%ymm1,%%ymm1 \n"
"vpermq $0xd8,%%ymm1,%%ymm1 \n"
"vpunpcklbw %%ymm0,%%ymm5,%%ymm2 \n"
"vpermq $0xd8,%%ymm2,%%ymm2 \n"
"vpunpcklwd %%ymm1,%%ymm2,%%ymm0 \n"
"vpunpckhwd %%ymm1,%%ymm2,%%ymm1 \n"
"vmovdqu %%ymm0," MEMACCESS([dst_argb]) "\n"
"vmovdqu %%ymm1," MEMACCESS2(0x20,[dst_argb]) "\n"
"lea " MEMLEA(0x40,[dst_argb]) ",%[dst_argb] \n"
"sub $0x10,%[width] \n"
"jg 1b \n"
"vzeroupper \n"
: [y_buf]"+r"(y_buf), // %[y_buf]
[u_buf]"+r"(u_buf), // %[u_buf]
[v_buf]"+r"(v_buf), // %[v_buf]
[dst_argb]"+r"(dst_argb), // %[dst_argb]
[width]"+rm"(width) // %[width]
: [kYuvConstants]"r"(&kYuvConstants_AVX.kUVToB_AVX) // %[kYuvConstants]
: "memory", "cc"
#if defined(__native_client__) && defined(__x86_64__)
, "r14"
#endif
#if defined(__SSE2__)
, "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
#endif
);
}
#endif // HAS_I422TORGBAROW_AVX2
#ifdef HAS_YTOARGBROW_SSE2
void YToARGBRow_SSE2(const uint8* y_buf,