1 2 3 4 5 6 7 8 9 10 11 12 13 14
/* { dg-do compile } */ /* { dg-options "-mavx2 -O2" } */ /* { dg-final { scan-assembler "vpmovsxbw\[ \\t\]+\[^\n\]*%ymm\[0-9\]" } } */ #include <immintrin.h> __m128i x; __m256i res; void extern avx2_test (void) { res = _mm256_cvtepi8_epi16 (x); }