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author | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2013-11-06 13:51:31 +0000 |
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committer | xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e> | 2013-11-06 13:51:31 +0000 |
commit | f8202f62ed65d15738e0868005c856168a302696 (patch) | |
tree | d9a16b650e62be1c15830eb41f9339485e948bd8 /test/regression/builtins-ia32.c | |
parent | f9c799143067c3197dc925f7fd916206d075a25d (diff) | |
download | compcert-f8202f62ed65d15738e0868005c856168a302696.tar.gz compcert-f8202f62ed65d15738e0868005c856168a302696.zip |
- Recognize __builtin_fabs as an operator, not just a builtin,
enabling more aggressive optimizations.
- Less aggressive CSE for EF_builtin builtins, causes problems
for __builtin_write{16,32}_reversed.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2363 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'test/regression/builtins-ia32.c')
-rw-r--r-- | test/regression/builtins-ia32.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/test/regression/builtins-ia32.c b/test/regression/builtins-ia32.c index 1408444f..4ce54889 100644 --- a/test/regression/builtins-ia32.c +++ b/test/regression/builtins-ia32.c @@ -23,6 +23,9 @@ int main(int argc, char ** argv) printf ("after write_16_rev: %x\n", s); __builtin_write32_reversed(&y, 0x12345678); printf ("after write_32_rev: %x\n", y); + y = 0; + __builtin_write32_reversed(&y, 0x12345678); + printf ("CSE write_32_rev: %s\n", y == 0x78563412 ? "ok" : "ERROR"); return 0; } |