diff options
| author |  Gael Guennebaud <g.gael@free.fr> | 2016-08-30 23:16:38 +0200 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2016-08-30 23:16:38 +0200 |
| commit | 8c48d425309821c17e2543c1e0106f308731f8be (patch) | |
| tree | 2a48ae289d9cb287abf02020b09e2a79a416f196 /Eigen/src/LU | |
| parent | e7fbbc2748dac4addbc429e053ead795968d86c6 (diff) | |
Fix 4x4 inverse with non-linear destination
Diffstat (limited to 'Eigen/src/LU')
| -rw-r--r-- | Eigen/src/LU/arch/Inverse_SSE.h | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/Eigen/src/LU/arch/Inverse_SSE.h b/Eigen/src/LU/arch/Inverse_SSE.h index e1470c664..ebb64a62b 100644 --- a/Eigen/src/LU/arch/Inverse_SSE.h +++ b/Eigen/src/LU/arch/Inverse_SSE.h @@ -153,10 +153,12 @@ struct compute_inverse_size4<Architecture::SSE, float, MatrixType, ResultType> iC = _mm_mul_ps(rd,iC); iD = _mm_mul_ps(rd,iD); - result.template writePacket<ResultAlignment>( 0, _mm_shuffle_ps(iA,iB,0x77)); - result.template writePacket<ResultAlignment>( 4, _mm_shuffle_ps(iA,iB,0x22)); - result.template writePacket<ResultAlignment>( 8, _mm_shuffle_ps(iC,iD,0x77)); - result.template writePacket<ResultAlignment>(12, _mm_shuffle_ps(iC,iD,0x22)); + Index res_stride = result.outerStride(); + float* res = result.data(); + pstoret<float, Packet4f, ResultAlignment>(res+0, _mm_shuffle_ps(iA,iB,0x77)); + pstoret<float, Packet4f, ResultAlignment>(res+res_stride, _mm_shuffle_ps(iA,iB,0x22)); + pstoret<float, Packet4f, ResultAlignment>(res+2*res_stride, _mm_shuffle_ps(iC,iD,0x77)); + pstoret<float, Packet4f, ResultAlignment>(res+3*res_stride, _mm_shuffle_ps(iC,iD,0x22)); } }; @@ -316,14 +318,16 @@ struct compute_inverse_size4<Architecture::SSE, double, MatrixType, ResultType> iC1 = _mm_sub_pd(_mm_mul_pd(B1, dC), iC1); iC2 = _mm_sub_pd(_mm_mul_pd(B2, dC), iC2); - result.template writePacket<ResultAlignment>( 0, _mm_mul_pd(_mm_shuffle_pd(iA2, iA1, 3), d1)); // iA# / det - result.template writePacket<ResultAlignment>( 4, _mm_mul_pd(_mm_shuffle_pd(iA2, iA1, 0), d2)); - result.template writePacket<ResultAlignment>( 2, _mm_mul_pd(_mm_shuffle_pd(iB2, iB1, 3), d1)); // iB# / det - result.template writePacket<ResultAlignment>( 6, _mm_mul_pd(_mm_shuffle_pd(iB2, iB1, 0), d2)); - result.template writePacket<ResultAlignment>( 8, _mm_mul_pd(_mm_shuffle_pd(iC2, iC1, 3), d1)); // iC# / det - result.template writePacket<ResultAlignment>(12, _mm_mul_pd(_mm_shuffle_pd(iC2, iC1, 0), d2)); - result.template writePacket<ResultAlignment>(10, _mm_mul_pd(_mm_shuffle_pd(iD2, iD1, 3), d1)); // iD# / det - result.template writePacket<ResultAlignment>(14, _mm_mul_pd(_mm_shuffle_pd(iD2, iD1, 0), d2)); + Index res_stride = result.outerStride(); + double* res = result.data(); + pstoret<double, Packet2d, ResultAlignment>(res+0, _mm_mul_pd(_mm_shuffle_pd(iA2, iA1, 3), d1)); + pstoret<double, Packet2d, ResultAlignment>(res+res_stride, _mm_mul_pd(_mm_shuffle_pd(iA2, iA1, 0), d2)); + pstoret<double, Packet2d, ResultAlignment>(res+2, _mm_mul_pd(_mm_shuffle_pd(iB2, iB1, 3), d1)); + pstoret<double, Packet2d, ResultAlignment>(res+res_stride+2, _mm_mul_pd(_mm_shuffle_pd(iB2, iB1, 0), d2)); + pstoret<double, Packet2d, ResultAlignment>(res+2*res_stride, _mm_mul_pd(_mm_shuffle_pd(iC2, iC1, 3), d1)); + pstoret<double, Packet2d, ResultAlignment>(res+3*res_stride, _mm_mul_pd(_mm_shuffle_pd(iC2, iC1, 0), d2)); + pstoret<double, Packet2d, ResultAlignment>(res+2*res_stride+2,_mm_mul_pd(_mm_shuffle_pd(iD2, iD1, 3), d1)); + pstoret<double, Packet2d, ResultAlignment>(res+3*res_stride+2,_mm_mul_pd(_mm_shuffle_pd(iD2, iD1, 0), d2)); } }; |