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| author | Max Kazantsev <max.kazantsev@azul.com> | 2017-11-28 07:07:55 +0000 |
|---|---|---|
| committer | Max Kazantsev <max.kazantsev@azul.com> | 2017-11-28 07:07:55 +0000 |
| commit | 115607226a12f6dbaa2b9e32a36089a9685daa7e (patch) | |
| tree | 3846ff78cbc20a0d337dd3d4bc00935865f69074 /llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp | |
| parent | bf74f64e6718b73f48da255c7331d6d5ab3c601e (diff) | |
| download | llvm-115607226a12f6dbaa2b9e32a36089a9685daa7e.zip llvm-115607226a12f6dbaa2b9e32a36089a9685daa7e.tar.gz llvm-115607226a12f6dbaa2b9e32a36089a9685daa7e.tar.bz2 | |
[GVN] Prevent ScalarPRE from hoisting across instructions that don't pass control flow to successors
This is to address a problem similar to those in D37460 for Scalar PRE. We should not
PRE across an instruction that may not pass execution to its successor unless it is safe
to speculatively execute it.
Differential Revision: https://reviews.llvm.org/D38619
llvm-svn: 319147
Diffstat (limited to 'llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp')
0 files changed, 0 insertions, 0 deletions