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| author | Qiu Chaofan <qiucofan@cn.ibm.com> | 2020-10-20 10:13:01 +0800 |
|---|---|---|
| committer | Qiu Chaofan <qiucofan@cn.ibm.com> | 2020-10-20 10:13:01 +0800 |
| commit | 1b2fe71ecf6bd647a244fc64c231e31dfe1faaa2 (patch) | |
| tree | fb1cb52cba2ccf65d5f4c5c676beccaa3c455592 /llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | |
| parent | 76c0092665867a6defcd328ba0d0d976eb65d991 (diff) | |
| download | llvm-1b2fe71ecf6bd647a244fc64c231e31dfe1faaa2.zip llvm-1b2fe71ecf6bd647a244fc64c231e31dfe1faaa2.tar.gz llvm-1b2fe71ecf6bd647a244fc64c231e31dfe1faaa2.tar.bz2 | |
[DAGCombiner] Tighten reasscociation of visitFMA
From LangRef, FMF contract should not enable reassociating to form
arbitrary contractions. So it should not help rearrange nodes like
(fma (fmul x, c1), c2, y) into (fma x, c1*c2, y).
Reviewed By: spatel
Differential Revision: https://reviews.llvm.org/D89527
Diffstat (limited to 'llvm/lib/Bitcode/Writer/BitcodeWriter.cpp')
0 files changed, 0 insertions, 0 deletions