gcc/testsuite/gcc.dg/weak/typeof-2.c

   1 /* Test typeof with __asm redirection. */
   2 /* { dg-do compile } */
   3 /* -mlongcall will cause us to place &baz3 in the CTR register.  */
   4 /* { dg-skip-if "" { powerpc*-*-* } { "-mlongcall" } { "" } } */
   5 /* { dg-require-weak "" } */
   6 /* { dg-require-alias "" } */
   7 /* { dg-options "-O2" } */
   8
   9 extern int foo1 (int x) __asm ("baz1");
  10 int bar1 (int x) { return x; }
  11 extern __typeof (bar1) foo1 __attribute ((weak, alias ("bar1")));
  12
  13 extern int foo2 (int x) __attribute__ ((const));
  14 extern __typeof (foo2) foo2 __asm ("baz2");
  15 int bar2 (int x)
  16 {
  17   return foo2 (x) + foo2 (x) + foo2 (x) + foo2 (x) + foo2 (x) + foo2 (x);
  18 }
  19
  20 extern int foo3 (int x);
  21 extern __typeof (foo3) foo3 __asm ("baz3");
  22 int bar3 (int x)
  23 {
  24   return foo3 (x) + foo3 (x) + foo3 (x) + foo3 (x) + foo3 (x) + foo3 (x);
  25 }
  26
  27 // { dg-final { scan-assembler-not "foo1" } }
  28 // { dg-final { scan-assembler "baz1" } }
  29 // { dg-final { scan-assembler-not "foo2" } }
  30 // { dg-final { scan-assembler "baz2" } }
  31 // { dg-final { scan-assembler-not "baz2.*baz2.*baz2.*baz2.*baz2.*baz2" } }
  32 // { dg-final { scan-assembler-not "foo3" } }
  33 // SH targets put the funtion address into a constant pool and / or register,
  34 // so it does not appear repeated (as much as expected) in the assembler.
  35 // { dg-final { global target_triplet } }
  36 // { dg-final { if [string match sh-*-* $target_triplet ] {return} } }
  37 // { dg-final { if [string match {sh[elb1-9]*-*-*} $target_triplet ] {return} } }
  38 // Likewise for S/390 targets
  39 // { dg-final { if [string match s390*-*-* $target_triplet ] {return} } }
  40 // Likewise for CRIS targets.
  41 // { dg-final { if [string match cris-*-* $target_triplet ] {return} } }
  42 // Likewise for m68k targets.
  43 // { dg-final { if [string match fido-*-* $target_triplet ] {return} } }
  44 // { dg-final { if [string match m68k-*-* $target_triplet ] {return} } }
  45 // { dg-final { scan-assembler "baz3.*baz3.*baz3.*baz3.*baz3.*baz3" } }