/* Test that the compiler properly optimizes vector shift instructions into psha/pshl on SSE5 systems. */ /* { dg-do compile } */ /* { dg-require-effective-target lp64 } */ /* { dg-options "-O2 -msse5 -ftree-vectorize" } */ extern void exit (int); typedef long __m128i __attribute__ ((__vector_size__ (16), __may_alias__)); #define SIZE 10240 union { __m128i i_align; int i32[SIZE]; unsigned u32[SIZE]; } a, b, c; void right_uns_shift32 (void) { int i; for (i = 0; i < SIZE; i++) a.u32[i] = b.u32[i] >> c.i32[i]; } int main () { right_uns_shfit32 (); exit (0); } /* { dg-final { scan-assembler "pshld" } } */