diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/pr58330.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/pr58330.c b/gcc/testsuite/gcc.target/powerpc/pr58330.c new file mode 100644 index 0000000..76983dd --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr58330.c @@ -0,0 +1,11 @@ +/* { dg-do compile { target { powerpc*-*-* } } } */ +/* { dg-require-effective-target lp64 } */ +/* { dg-options "-O -mno-popcntb" } */ +/* { dg-final { scan-assembler-not "stwbrx" } } */ + +void +write_reverse (unsigned long *addr, unsigned long val) +{ + unsigned long reverse = __builtin_bswap64 (val); + __atomic_store_n (addr, reverse, __ATOMIC_RELAXED); +} |