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| author | Matthias Braun <matze@braunis.de> | 2016-11-10 21:22:47 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2016-11-10 21:22:47 +0000 |
| commit | 9d62c5571bd435e087be5247caed530247faf552 (patch) | |
| tree | 90eeef45a774e78a4e36da7f72173c4190d581b0 /llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | |
| parent | d6fbe65040a91483035d7de8f7accd07449abfd4 (diff) | |
| download | llvm-9d62c5571bd435e087be5247caed530247faf552.zip llvm-9d62c5571bd435e087be5247caed530247faf552.tar.gz llvm-9d62c5571bd435e087be5247caed530247faf552.tar.bz2 | |
RegisterCoalescer: Ignore interferences for constant physregs
When copying to/from a constant register interferences can be ignored.
Also update the documentation for isConstantPhysReg() to make it more
obvious that this transformation is valid.
Differential Revision: https://reviews.llvm.org/D26106
llvm-svn: 286503
Diffstat (limited to 'llvm/lib/Bitcode/Writer/BitcodeWriter.cpp')
0 files changed, 0 insertions, 0 deletions