gcc/testsuite/gcc.target/powerpc/pr77687.c

   1 /* { dg-options "-std=gnu99 -O2" } */
   2 /* { dg-final { scan-assembler-not {\mmr r?1,r?11\M.*11.*\mblr\M} } } */
   3
   4 /* PR77687: We used to do stack accesses (via r11) after restoring r1.  */
   5
   6 void g(int, char *);
   7 const char * dum = "hello";
   8
   9 void f(int x)
  10 {
  11        char big[200000];
  12  start:
  13        g(x, big);
  14        g(x, big);
  15        register void *p asm("r11") = &&start;
  16        asm("" : : "r"(p));
  17        asm("" : : :"r28");
  18        asm("" : : :"r29");
  19        asm("" : : :"r30");
  20 }