/* { dg-do compile } */ /* { dg-options "-O -fdump-tree-optimized" } */ union MY_M128 { double i; }; struct RegFile { MY_M128 dst[4]; }; __inline__ __attribute__((always_inline)) static void MEM_OPT_LOAD(MY_M128* reg, double* mem) { reg[0].i = *mem; } void _ia32_movntdq (double *, double); __inline__ __attribute__((always_inline)) static void MEM_OPT_STORE(MY_M128* reg, double* mem) { _ia32_movntdq ((double*)mem, (double)reg[0].i); } double _mm_adds_epu8 (double __A, double __B); int test(unsigned char *d) { RegFile r; MEM_OPT_LOAD((r.dst) , ((double*) d)); r.dst[0].i = _mm_adds_epu8(r.dst[0].i, r.dst[0].i); MEM_OPT_STORE((r.dst), (double*) d); return 0; } /* { dg-final { scan-tree-dump-not "r.dst" "optimized" } } */ /* { dg-final { cleanup-tree-dump "optimized" } } */