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build: update AVX2 check

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- _mm256_bslli_epi128() works in GCC 4.9.3+ only
- Android NDK r10 doesn't support this instruction
This commit is contained in:
Alexander Alekhin 2019-10-08 13:12:02 +03:00
parent 4748aca61f
commit 42ac089e12
1 changed files with 1 additions and 0 deletions
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cmake/checks/cpu_avx2.cpp
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@ -6,5 +6,6 @@ void test()
{ {
int data[8] = {0,0,0,0, 0,0,0,0}; int data[8] = {0,0,0,0, 0,0,0,0};
__m256i a = _mm256_loadu_si256((const __m256i *)data); __m256i a = _mm256_loadu_si256((const __m256i *)data);
__m256i b = _mm256_bslli_epi128(a, 1); // available in GCC 4.9.3+
} }
int main() { return 0; } int main() { return 0; }