gcc/testsuite/gcc.target/powerpc/bswap64-4.c

   1 /* { dg-do compile { target { powerpc*-*-* } } } */
   2 /* { dg-skip-if "" { powerpc*-*-aix* } } */
   3 /* { dg-options "-O2 -mpowerpc64" } */
   4 /* { dg-require-effective-target ilp32 } */
   5 /* { dg-final { scan-assembler-times "lwbrx" 2 { target { ! has_arch_pwr7 } } } } */
   6 /* { dg-final { scan-assembler-times "stwbrx" 2 { target { ! has_arch_pwr7 } } } } */
   7 /* { dg-final { scan-assembler-times "ldbrx" 1 { target has_arch_pwr7 } } } */
   8 /* { dg-final { scan-assembler-times "stdbrx" 1 { target has_arch_pwr7 } } } */
   9
  10 /* On some versions of dejagnu this test will fail when biarch testing
  11    with RUNTESTFLAGS="--target_board=unix'{-m64,-m32}'" due to -m32
  12    being added on the command line after the dg-options -mpowerpc64.
  13    common/config/rs6000/rs6000-common.c:rs6000_handle_option disables
  14    -mpowerpc64 for -m32.  */
  15
  16 long long swap_load (long long *a) { return __builtin_bswap64 (*a); }
  17 long long swap_reg (long long a) { return __builtin_bswap64 (a); }
  18 void swap_store (long long *a, long long b) { *a = __builtin_bswap64 (b); }