1 /* { dg-do run { target powerpc*-*-* i?86-*-* x86_64-*-* } } */
2 /* { dg-options "-O1" } */
3 /* Test to make sure that inline-asm causes the tree optimizers to get the
4 V_MAY_DEFs and clobber memory. */
5 /* Test from Jakub Jelinek, modified by Andrew Pinski to work on all powerpc targets. */
6 extern void abort (void);
8 unsigned short v = 0x0300;
11 foo (unsigned short *p)
20 volatile unsigned short *z;
22 const unsigned int y = x;
24 #if defined (__powerpc__) || defined (__PPC__) || defined (__ppc__) || defined (_POWER) || defined (__ppc64__) || defined (__ppc)
25 __asm __volatile ("sthbrx %1,0,%2" : "=m" (*z) : "r" (y), "r" (z));
26 #elif defined __i386__ || defined __x86_64__
27 __asm __volatile ("movb %b1,1(%2)\n\tmovb %h1,(%2)"
28 : "=m" (*z) : "Q" (y), "R" (z));