gcc/testsuite/gcc.target/s390/hotpatch-5.c

   1 /* Functional tests for the function hotpatching feature.  */
   2
   3 /* { dg-do compile } */
   4 /* { dg-options "-mzarch -mhotpatch=0,4" } */
   5
   6 #include <stdio.h>
   7
   8 void hp1(void)
   9 {
  10   printf("hello, world!\n");
  11 }
  12
  13 /* Check number of occurences of certain instructions.  */
  14 /* { dg-final { scan-assembler-not "pre-label NOPs" } } */
  15 /* { dg-final { scan-assembler "^\[^.\].*:\n.*post-label.*(4 halfwords).*\n\(\(.L.*:\n\)\|\(\[\[:space:\]\]*.cfi_.*\n\)\)*\[\[:space:\]\]*brcl\t0, 0" } } */
  16 /* { dg-final { scan-assembler-times "nopr\t%r0" 1 } } */
  17 /* { dg-final { scan-assembler-not "nop\t0" } } */
  18 /* { dg-final { scan-assembler-times "brcl\t0, 0" 1 } } */