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matrix.cpp Fix a bug with _Vec3_MultiplyByMatrix() returning an incorrect value on SSE4.1.

This commit is contained in:
rogerman 2018-10-20 14:53:49 -07:00
parent 68e91ec57f
commit a894000333
1 changed files with 1 additions and 1 deletions
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desmume/src/matrix.cpp
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@ -694,7 +694,7 @@ FORCEINLINE void _Vec3_MultiplyByMatrix(__m128i &outVec,
outVecLo = _mm_srli_epi64(outVecLo, 12);
outVecLo = _mm_shuffle_epi32(outVecLo, 0xD8);
__m128i outVecHi = _mm_add_epi64( _mm_mul_epi32(rowHi0, c0), _mm_add_epi64(_mm_mul_epi32(rowLo1, c1), _mm_mul_epi32(rowHi2, c2)) );
__m128i outVecHi = _mm_add_epi64( _mm_mul_epi32(rowHi0, c0), _mm_add_epi64(_mm_mul_epi32(rowHi1, c1), _mm_mul_epi32(rowHi2, c2)) );
outVecHi = _mm_srli_epi64(outVecHi, 12);
outVecHi = _mm_shuffle_epi32(outVecHi, 0x8D);