FGFS-4.1/simgear
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Fix an AVX error

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This commit is contained in:
Erik Hofman
2017-01-04 16:30:19 +01:00
parent 8d1dc30b07
commit 7b0faed03a
1 changed files with 3 additions and 4 deletions
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7
simgear/math/simd4x4.hxx
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@@ -630,13 +630,12 @@ public:
__m256d row, col;
for (int i=0; i<4; ++i ) {
col = _mm256_set1_pd(m2.ptr()[i][0]);
row = _mm256_mul_pd(m1.m4x4()[0], col.v4());
row = _mm256_mul_pd(m1.m4x4()[0], col);
for (int j=1; j<4; ++j) {
col = _mm256_set1_pd(m2.ptr()[i][j]);
row = _mm256_add_pd(row.v4(),
_mm256_mul_pd(m1.m4x4()[j], col.v4()));
row = _mm256_add_pd(row, _mm256_mul_pd(m1.m4x4()[j], col));
}
simd4x4[i] = row.v4();
simd4x4[i] = row;
}
return *this;
}