/* { dg-do run } */ /* { dg-require-effective-target ia32 } */ /* { dg-require-effective-target sse2 } */ /* { dg-options "-std=gnu99 -msse2 -mstackrealign -mpreferred-stack-boundary=4" } */ #include "sse2-check.h" #include __m128i __attribute__ ((__noinline__)) vector_using_function () { volatile __m128i vx; /* We want to force a vector-aligned store into the stack. */ vx = _mm_xor_si128 (vx, vx); return vx; } int __attribute__ ((__noinline__)) self_aligning_function (int x, int y) { __m128i ignored = vector_using_function (); return (x + y); } int g_1 = 20; int g_2 = 22; static void sse2_test (void) { int result; asm ("pushl %esi"); /* Disalign runtime stack. */ result = self_aligning_function (g_1, g_2); if (result != 42) abort (); asm ("popl %esi"); }