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| author | Matthias Braun <matze@braunis.de> | 2015-04-30 22:04:26 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2015-04-30 22:04:26 +0000 |
| commit | ec6833420fa3c6f44c0e464ed2cbc6c483f37781 (patch) | |
| tree | 8da3c323e0ecdd79e19a2a6082b2a80f601f129e /clang/lib/CodeGen/CodeGenFunction.cpp | |
| parent | 868b3f47d216e9ab0fb1e72155524f20f8deb23d (diff) | |
| download | llvm-ec6833420fa3c6f44c0e464ed2cbc6c483f37781.zip llvm-ec6833420fa3c6f44c0e464ed2cbc6c483f37781.tar.gz llvm-ec6833420fa3c6f44c0e464ed2cbc6c483f37781.tar.bz2 | |
InstCombine: Move Sub->Xor rule from SimplifyDemanded to InstCombine
The rule that turns a sub to xor if the LHS is 2^n-1 and the remaining bits
are known zero, does not use the demanded bits at all: Move it to the
normal InstCombine code path.
Differential Revision: http://reviews.llvm.org/D9417
llvm-svn: 236268
Diffstat (limited to 'clang/lib/CodeGen/CodeGenFunction.cpp')
0 files changed, 0 insertions, 0 deletions