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Unified Diff: source/row_gcc.cc

Issue 1355333002: read in read function for yuv conversion (Closed) Base URL: https://chromium.googlesource.com/libyuv/libyuv@master
Patch Set: Created 5 years, 3 months ago
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Index: source/row_gcc.cc
diff --git a/source/row_gcc.cc b/source/row_gcc.cc
index af5ca2b520725d86749f4e914bcf9b40397b92ea..68846dc8f9f21094e3b9f122834b8250d0d1096c 100644
--- a/source/row_gcc.cc
+++ b/source/row_gcc.cc
@@ -1324,7 +1324,9 @@ void RGBAToUVRow_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
"movq " MEMACCESS([u_buf]) ",%%xmm0 \n" \
MEMOPREG(movq, 0x00, [u_buf], [v_buf], 1, xmm1) \
"lea " MEMLEA(0x8, [u_buf]) ",%[u_buf] \n" \
- "punpcklbw %%xmm1,%%xmm0 \n"
+ "punpcklbw %%xmm1,%%xmm0 \n" \
+ "movq " MEMACCESS([y_buf]) ",%%xmm4 \n" \
+ "lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n"
// Read 4 UV from 422, upsample to 8 UV
#define READYUV422 \
@@ -1332,7 +1334,9 @@ void RGBAToUVRow_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
MEMOPREG(movd, 0x00, [u_buf], [v_buf], 1, xmm1) \
"lea " MEMLEA(0x4, [u_buf]) ",%[u_buf] \n" \
"punpcklbw %%xmm1,%%xmm0 \n" \
- "punpcklwd %%xmm0,%%xmm0 \n"
+ "punpcklwd %%xmm0,%%xmm0 \n" \
+ "movq " MEMACCESS([y_buf]) ",%%xmm4 \n" \
+ "lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n"
// Read 2 UV from 411, upsample to 8 UV
#define READYUV411 \
@@ -1341,13 +1345,17 @@ void RGBAToUVRow_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
"lea " MEMLEA(0x2, [u_buf]) ",%[u_buf] \n" \
"punpcklbw %%xmm1,%%xmm0 \n" \
"punpcklwd %%xmm0,%%xmm0 \n" \
- "punpckldq %%xmm0,%%xmm0 \n"
+ "punpckldq %%xmm0,%%xmm0 \n" \
+ "movq " MEMACCESS([y_buf]) ",%%xmm4 \n" \
+ "lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n"
// Read 4 UV from NV12, upsample to 8 UV
#define READNV12 \
"movq " MEMACCESS([uv_buf]) ",%%xmm0 \n" \
"lea " MEMLEA(0x8, [uv_buf]) ",%[uv_buf] \n" \
- "punpcklwd %%xmm0,%%xmm0 \n"
+ "punpcklwd %%xmm0,%%xmm0 \n" \
+ "movq " MEMACCESS([y_buf]) ",%%xmm4 \n" \
+ "lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n"
// Convert 8 pixels: 8 UV and 8 Y
#define YUVTORGB(yuvconstants) \
@@ -1363,13 +1371,11 @@ void RGBAToUVRow_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
"movdqa " MEMACCESS2(160, [yuvconstants]) ",%%xmm2 \n" \
"pmaddubsw " MEMACCESS2(64, [yuvconstants]) ",%%xmm3 \n" \
"psubw %%xmm3,%%xmm2 \n" \
- "movq " MEMACCESS([y_buf]) ",%%xmm3 \n" \
- "lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n" \
- "punpcklbw %%xmm3,%%xmm3 \n" \
- "pmulhuw " MEMACCESS2(192, [yuvconstants]) ",%%xmm3 \n" \
- "paddsw %%xmm3,%%xmm0 \n" \
- "paddsw %%xmm3,%%xmm1 \n" \
- "paddsw %%xmm3,%%xmm2 \n" \
+ "punpcklbw %%xmm4,%%xmm4 \n" \
+ "pmulhuw " MEMACCESS2(192, [yuvconstants]) ",%%xmm4 \n" \
+ "paddsw %%xmm4,%%xmm0 \n" \
+ "paddsw %%xmm4,%%xmm1 \n" \
+ "paddsw %%xmm4,%%xmm2 \n" \
"psraw $0x6,%%xmm0 \n" \
"psraw $0x6,%%xmm1 \n" \
"psraw $0x6,%%xmm2 \n" \
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