gcc/testsuite/gcc.target/s390/hotpatch-19.c

   1 /* Functional tests for the function hotpatching feature.  */
   2
   3 /* { dg-do compile } */
   4 /* { dg-options "-mzarch -mhotpatch=1,2" } */
   5
   6 #include <stdio.h>
   7
   8 __attribute__ ((always_inline))
   9 static inline void hp2(void)
  10 {
  11   printf("hello, world!\n");
  12 }
  13
  14 void hp1(void)
  15 {
  16   hp2();
  17 }
  18
  19 /* Check number of occurences of certain instructions.  */
  20 /* { dg-final { scan-assembler "pre-label.*(1 halfwords)" } } */
  21 /* { dg-final { scan-assembler "^\[^.\].*:\n.*post-label.*(2 halfwords).*\n\(\(.L.*:\n\)\|\(\[\[:space:\]\]*.cfi_.*\n\)\)*\[\[:space:\]\]*nop\t0" } } */
  22 /* { dg-final { scan-assembler-times "nopr\t%r0" 1 } } */
  23 /* { dg-final { scan-assembler-times "nop\t0" 1 } } */
  24 /* { dg-final { scan-assembler-not "brcl\t0, 0" } } */