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| author | Alan Modra <amodra@gcc.gnu.org> | 2013-09-10 18:08:57 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gcc.gnu.org> | 2013-09-10 18:08:57 +0930 |
| commit | 7dbdaf87da09ca1b3ff501d0a89ea28463b541bb (patch) | |
| tree | e6612a7ce79e2097f1aeca779c44589aee5020cf /gcc | |
| parent | ff131f2627d91481bf40eb75b71a7d8234dbd7b0 (diff) | |
| download | gcc-7dbdaf87da09ca1b3ff501d0a89ea28463b541bb.zip gcc-7dbdaf87da09ca1b3ff501d0a89ea28463b541bb.tar.gz gcc-7dbdaf87da09ca1b3ff501d0a89ea28463b541bb.tar.bz2 | |
re PR target/58330 (powerpc64 atomic store split in two)
PR target/58330
oops, missed from commit
From-SVN: r202428
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); +} |