C++ (Cpp) _mm256_permutexvar_epi8示例

示例#1

文件： avx512vbmi-vpermb-1.c 项目： mbin/gcc

void extern
avx512bw_test (void)
{
  x1 = _mm512_permutexvar_epi8 (x1, x1);
  x1 = _mm512_maskz_permutexvar_epi8 (m1, x1, x1);
  x1 = _mm512_mask_permutexvar_epi8 (x1, m1, x1, x1);
  x2 = _mm256_permutexvar_epi8 (x2, x2);
  x2 = _mm256_maskz_permutexvar_epi8 (m2, x2, x2);
  x2 = _mm256_mask_permutexvar_epi8 (x2, m2, x2, x2);
  x3 = _mm_permutexvar_epi8 (x3, x3);
  x3 = _mm_maskz_permutexvar_epi8 (m3, x3, x3);
  x3 = _mm_mask_permutexvar_epi8 (x3, m3, x3, x3);
}

示例#2

文件： avx512vbmivl-builtin.c 项目： LegalizeAdulthood/clang

__m256i test_mm256_permutexvar_epi8(__m256i __A, __m256i __B) {
  // CHECK-LABEL: @test_mm256_permutexvar_epi8
  // CHECK: @llvm.x86.avx512.permvar.qi.256
  return _mm256_permutexvar_epi8(__A, __B); 
}