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| author | Richard Sandiford <rsandifo@linux.vnet.ibm.com> | 2013-12-11 11:45:08 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@linux.vnet.ibm.com> | 2013-12-11 11:45:08 +0000 |
| commit | 73170f8488babf9d6d9c764df2cefc17a789ae46 (patch) | |
| tree | f97e5a833147bc386819338129addfc19286b70f /clang | |
| parent | 9fc2b966acdcda280728992e66151155eba40cb6 (diff) | |
| download | bcm5719-llvm-73170f8488babf9d6d9c764df2cefc17a789ae46.tar.gz bcm5719-llvm-73170f8488babf9d6d9c764df2cefc17a789ae46.zip | |
[SystemZ] Optimize fcmp X, 0 in cases where X is also negated
In such cases it's often better to test the result of the negation instead,
since the negation also sets CC.
llvm-svn: 197032
Diffstat (limited to 'clang')
0 files changed, 0 insertions, 0 deletions
