diff options
| author | xsacha <xsacha@gmail.com> | 2011-01-07 17:52:53 +0000 |
|---|---|---|
| committer | xsacha <xsacha@gmail.com> | 2011-01-07 17:52:53 +0000 |
| commit | 87bd4dd4b92da501073f1729bae260ef30dc4db6 (patch) | |
| tree | 20c96881ac35b2733ee11be4d583b54a9e6fcc32 /Source/Core/VideoCommon/Src/TextureDecoder.cpp | |
| parent | 5c1f30060ebe58ec64721a82cae438ac2f5bdcd9 (diff) | |
Probably want to store the result for sse4.
Makes I4 textures appear again for SSE4 codepath.
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6775 8ced0084-cf51-0410-be5f-012b33b47a6e
Diffstat (limited to 'Source/Core/VideoCommon/Src/TextureDecoder.cpp')
| -rw-r--r-- | Source/Core/VideoCommon/Src/TextureDecoder.cpp | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/Source/Core/VideoCommon/Src/TextureDecoder.cpp b/Source/Core/VideoCommon/Src/TextureDecoder.cpp index fd5abc6d47..4549504633 100644 --- a/Source/Core/VideoCommon/Src/TextureDecoder.cpp +++ b/Source/Core/VideoCommon/Src/TextureDecoder.cpp @@ -1033,30 +1033,30 @@ PC_TexFormat TexDecoder_Decode_RGBA(u32 * dst, const u8 * src, int width, int he // (00000000 BBBBBBBB 00000000 AAAAAAAA) | (bbbbbbbb 00000000 aaaaaaaa 00000000) -> (bbbbbbbb BBBBBBBB aaaaaaaa AAAAAAAA) #if _M_SSE >= 0x401 // SSE4 gives 5-10% improvement in I4 texture decode when this runs: + __m128i o1, o2, o3, o4; if (cpu_info.bSSE4_1) { - const __m128i o1 = _mm_blend_epi16(i251, i151, 0x33); // 0x33 = 00110011 - const __m128i o2 = _mm_blend_epi16(i252, i152, 0x33); - const __m128i o3 = _mm_blend_epi16(i261, i161, 0x33); - const __m128i o4 = _mm_blend_epi16(i262, i162, 0x33); + o1 = _mm_blend_epi16(i251, i151, 0x33); // 0x33 = 00110011 + o2 = _mm_blend_epi16(i252, i152, 0x33); + o3 = _mm_blend_epi16(i261, i161, 0x33); + o4 = _mm_blend_epi16(i262, i162, 0x33); } else #endif { const __m128i kMask_x00000000ffffffff = _mm_set_epi32(0x00000000L, 0xffffffffL, 0x00000000L, 0xffffffffL); const __m128i kMask_xffffffff00000000 = _mm_set_epi32(0xffffffffL, 0x00000000L, 0xffffffffL, 0x00000000L); - const __m128i o1 = _mm_or_si128(_mm_and_si128(i151, kMask_x00000000ffffffff), _mm_and_si128(i251, kMask_xffffffff00000000)); - const __m128i o2 = _mm_or_si128(_mm_and_si128(i152, kMask_x00000000ffffffff), _mm_and_si128(i252, kMask_xffffffff00000000)); + o1 = _mm_or_si128(_mm_and_si128(i151, kMask_x00000000ffffffff), _mm_and_si128(i251, kMask_xffffffff00000000)); + o2 = _mm_or_si128(_mm_and_si128(i152, kMask_x00000000ffffffff), _mm_and_si128(i252, kMask_xffffffff00000000)); // These two are for the next row; same pattern as above. We batched up two rows because our input was 64 bits. - const __m128i o3 = _mm_or_si128(_mm_and_si128(i161, kMask_x00000000ffffffff), _mm_and_si128(i261, kMask_xffffffff00000000)); - const __m128i o4 = _mm_or_si128(_mm_and_si128(i162, kMask_x00000000ffffffff), _mm_and_si128(i262, kMask_xffffffff00000000)); - - // Write row 0: - _mm_storeu_si128( (__m128i*)( dst+(y + iy) * width + x ), o1 ); - _mm_storeu_si128( (__m128i*)( dst+(y + iy) * width + x + 4 ), o2 ); - // Write row 1: - _mm_storeu_si128( (__m128i*)( dst+(y + iy+1) * width + x ), o3 ); - _mm_storeu_si128( (__m128i*)( dst+(y + iy+1) * width + x + 4 ), o4 ); + o3 = _mm_or_si128(_mm_and_si128(i161, kMask_x00000000ffffffff), _mm_and_si128(i261, kMask_xffffffff00000000)); + o4 = _mm_or_si128(_mm_and_si128(i162, kMask_x00000000ffffffff), _mm_and_si128(i262, kMask_xffffffff00000000)); } + // Write row 0: + _mm_storeu_si128( (__m128i*)( dst+(y + iy) * width + x ), o1 ); + _mm_storeu_si128( (__m128i*)( dst+(y + iy) * width + x + 4 ), o2 ); + // Write row 1: + _mm_storeu_si128( (__m128i*)( dst+(y + iy+1) * width + x ), o3 ); + _mm_storeu_si128( (__m128i*)( dst+(y + iy+1) * width + x + 4 ), o4 ); } #if 0 // Reference C implementation: |