1/* Test that the compiler properly optimizes vector shift instructions into 2 psha/pshl on XOP systems. */ 3 4/* { dg-do compile } */ 5/* { dg-require-effective-target lp64 } */ 6/* { dg-options "-O2 -mxop -ftree-vectorize" } */ 7 8extern void exit (int); 9 10typedef long __m128i __attribute__ ((__vector_size__ (16), __may_alias__)); 11 12#define SIZE 10240 13 14union { 15 __m128i i_align; 16 int i32[SIZE]; 17 unsigned u32[SIZE]; 18} a, b, c; 19 20void 21right_sign_shift32 (void) 22{ 23 int i; 24 25 for (i = 0; i < SIZE; i++) 26 a.i32[i] = b.i32[i] >> c.i32[i]; 27} 28 29int main () 30{ 31 right_sign_shfit32 (); 32 exit (0); 33} 34 35/* { dg-final { scan-assembler "vpshad" } } */ 36