diff options
Diffstat (limited to 'source/row_gcc.cc')
| -rw-r--r-- | source/row_gcc.cc | 101 |
1 files changed, 57 insertions, 44 deletions
diff --git a/source/row_gcc.cc b/source/row_gcc.cc index e94fd04d..d8074987 100644 --- a/source/row_gcc.cc +++ b/source/row_gcc.cc @@ -7441,93 +7441,106 @@ void BlendPlaneRow_AVX2(const uint8_t* src0, #ifdef HAS_ARGBATTENUATEROW_SSSE3 // Shuffle table duplicating alpha. -static const uvec8 kShuffleAlpha0 = {3u, 3u, 3u, 3u, 3u, 3u, 128u, 128u, - 7u, 7u, 7u, 7u, 7u, 7u, 128u, 128u}; -static const uvec8 kShuffleAlpha1 = {11u, 11u, 11u, 11u, 11u, 11u, 128u, 128u, - 15u, 15u, 15u, 15u, 15u, 15u, 128u, 128u}; +static const vec8 kAttenuateShuffle = {6, -128, 6, -128, 6, -128, + -128, -128, 14, -128, 14, -128, + 14, -128, -128, -128}; + // Attenuate 4 pixels at a time. void ARGBAttenuateRow_SSSE3(const uint8_t* src_argb, uint8_t* dst_argb, int width) { asm volatile( - "pcmpeqb %%xmm3,%%xmm3 \n" - "pslld $0x18,%%xmm3 \n" "movdqa %3,%%xmm4 \n" - "movdqa %4,%%xmm5 \n" + "pcmpeqb %%xmm5,%%xmm5 \n" + "pslld $0x18,%%xmm5 \n" + "pxor %%xmm6,%%xmm6 \n" + "pcmpeqb %%xmm7,%%xmm7 \n" + "punpcklbw %%xmm6,%%xmm7 \n" + "sub %0,%1 \n" // 4 pixel loop. LABELALIGN "1: \n" - "movdqu (%0),%%xmm0 \n" - "pshufb %%xmm4,%%xmm0 \n" - "movdqu (%0),%%xmm1 \n" - "punpcklbw %%xmm1,%%xmm1 \n" - "pmulhuw %%xmm1,%%xmm0 \n" - "movdqu (%0),%%xmm1 \n" - "pshufb %%xmm5,%%xmm1 \n" - "movdqu (%0),%%xmm2 \n" - "punpckhbw %%xmm2,%%xmm2 \n" - "pmulhuw %%xmm2,%%xmm1 \n" - "movdqu (%0),%%xmm2 \n" - "lea 0x10(%0),%0 \n" - "pand %%xmm3,%%xmm2 \n" + "movdqu (%0),%%xmm6 \n" + "movdqa %%xmm6,%%xmm0 \n" + "movdqa %%xmm6,%%xmm1 \n" + "punpcklbw %%xmm5,%%xmm0 \n" + "punpckhbw %%xmm5,%%xmm1 \n" + "movdqa %%xmm0,%%xmm2 \n" + "movdqa %%xmm1,%%xmm3 \n" + "pshufb %%xmm4,%%xmm2 \n" // a,a,a,0 + "pshufb %%xmm4,%%xmm3 \n" + "pmullw %%xmm2,%%xmm0 \n" // rgb * alpha + "pmullw %%xmm3,%%xmm1 \n" + "paddw %%xmm7,%%xmm0 \n" // + 255 + "paddw %%xmm7,%%xmm1 \n" "psrlw $0x8,%%xmm0 \n" "psrlw $0x8,%%xmm1 \n" "packuswb %%xmm1,%%xmm0 \n" - "por %%xmm2,%%xmm0 \n" - "movdqu %%xmm0,(%1) \n" - "lea 0x10(%1),%1 \n" + "pand %%xmm5,%%xmm6 \n" + "por %%xmm6,%%xmm0 \n" + "movdqu %%xmm0,(%0,%1) \n" + "lea 0x10(%0),%0 \n" "sub $0x4,%2 \n" "jg 1b \n" - : "+r"(src_argb), // %0 - "+r"(dst_argb), // %1 - "+r"(width) // %2 - : "m"(kShuffleAlpha0), // %3 - "m"(kShuffleAlpha1) // %4 - : "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"); + : "+r"(src_argb), // %0 + "+r"(dst_argb), // %1 + "+r"(width) // %2 + : "m"(kAttenuateShuffle) // %3 + : "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", + "xmm7"); } #endif // HAS_ARGBATTENUATEROW_SSSE3 #ifdef HAS_ARGBATTENUATEROW_AVX2 + // Shuffle table duplicating alpha. -static const uvec8 kShuffleAlpha_AVX2 = {6u, 7u, 6u, 7u, 6u, 7u, - 128u, 128u, 14u, 15u, 14u, 15u, - 14u, 15u, 128u, 128u}; +static const lvec8 kAttenuateShuffle_AVX2 = { + 6, -128, 6, -128, 6, -128, -128, -128, 14, -128, 14, + -128, 14, -128, -128, -128, 22, -128, 22, -128, 22, -128, + -128, -128, 30, -128, 30, -128, 30, -128, -128, -128}; + // Attenuate 8 pixels at a time. void ARGBAttenuateRow_AVX2(const uint8_t* src_argb, uint8_t* dst_argb, int width) { asm volatile( - "vbroadcastf128 %3,%%ymm4 \n" + "vmovdqa %3,%%ymm4 \n" "vpcmpeqb %%ymm5,%%ymm5,%%ymm5 \n" "vpslld $0x18,%%ymm5,%%ymm5 \n" + "vpxor %%ymm6,%%ymm6,%%ymm6 \n" + "vpcmpeqb %%ymm7,%%ymm7,%%ymm7 \n" + "vpunpcklbw %%ymm6,%%ymm7,%%ymm7 \n" "sub %0,%1 \n" // 8 pixel loop. LABELALIGN "1: \n" "vmovdqu (%0),%%ymm6 \n" - "vpunpcklbw %%ymm6,%%ymm6,%%ymm0 \n" - "vpunpckhbw %%ymm6,%%ymm6,%%ymm1 \n" + "vpunpcklbw %%ymm5,%%ymm6,%%ymm0 \n" + "vpunpckhbw %%ymm5,%%ymm6,%%ymm1 \n" "vpshufb %%ymm4,%%ymm0,%%ymm2 \n" "vpshufb %%ymm4,%%ymm1,%%ymm3 \n" - "vpmulhuw %%ymm2,%%ymm0,%%ymm0 \n" - "vpmulhuw %%ymm3,%%ymm1,%%ymm1 \n" - "vpand %%ymm5,%%ymm6,%%ymm6 \n" + "vpmullw %%ymm2,%%ymm0,%%ymm0 \n" + "vpmullw %%ymm3,%%ymm1,%%ymm1 \n" + "vpaddw %%ymm7,%%ymm0,%%ymm0 \n" + "vpaddw %%ymm7,%%ymm1,%%ymm1 \n" "vpsrlw $0x8,%%ymm0,%%ymm0 \n" "vpsrlw $0x8,%%ymm1,%%ymm1 \n" "vpackuswb %%ymm1,%%ymm0,%%ymm0 \n" - "vpor %%ymm6,%%ymm0,%%ymm0 \n" + "vpand %%ymm5,%%ymm6,%%ymm1 \n" + "vpor %%ymm1,%%ymm0,%%ymm0 \n" "vmovdqu %%ymm0,0x00(%0,%1,1) \n" "lea 0x20(%0),%0 \n" "sub $0x8,%2 \n" "jg 1b \n" "vzeroupper \n" - : "+r"(src_argb), // %0 - "+r"(dst_argb), // %1 - "+r"(width) // %2 - : "m"(kShuffleAlpha_AVX2) // %3 - : "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6"); + : "+r"(src_argb), // %0 + "+r"(dst_argb), // %1 + "+r"(width) // %2 + : "m"(kAttenuateShuffle_AVX2) // %3 + : "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", + "xmm7"); } #endif // HAS_ARGBATTENUATEROW_AVX2 |