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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-11-27 00:01:04 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-11-27 00:01:04 +0000 |
| commit | 084e63568d05c56b5c0ac234c2fe80933487aa4e (patch) | |
| tree | 4166641a79717454183702f3b0705dafe61b5668 /gcc/omp-low.c | |
| parent | ee2d89e91305a34354bc5c5add944a3fc3e9acea (diff) | |
| download | gcc-084e63568d05c56b5c0ac234c2fe80933487aa4e.tar.gz | |
omp-low: Assume anything aligned to BIGGEST_ALIGNMENT is aligned.
* omp-low.c (expand_omp_atomic): Assume anything aligned to
BIGGEST_ALIGNMENT is aligned.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@181748 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/omp-low.c')
| -rw-r--r-- | gcc/omp-low.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/omp-low.c b/gcc/omp-low.c index a4bfb8413fe..4e1c2badae3 100644 --- a/gcc/omp-low.c +++ b/gcc/omp-low.c @@ -5501,7 +5501,9 @@ expand_omp_atomic (struct omp_region *region) unsigned int align = TYPE_ALIGN_UNIT (type); /* __sync builtins require strict data alignment. */ - if (exact_log2 (align) >= index) + /* ??? Assume BIGGEST_ALIGNMENT *is* aligned. */ + if (exact_log2 (align) >= index + || align * BITS_PER_UNIT >= BIGGEST_ALIGNMENT) { /* Atomic load. */ if (loaded_val == stored_val |