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| author | Evan Cheng <evan.cheng@apple.com> | 2010-03-04 01:33:55 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-03-04 01:33:55 +0000 |
| commit | b3958e80324884e3d1c1e198a50f212bae0c3b77 (patch) | |
| tree | c3cb03465fd875167d172b27d7383e6a9405eacf /lib/CodeGen/LLVMTargetMachine.cpp | |
| parent | 6b4ae7172529503bd28333f488857c0d4fdc3e39 (diff) | |
Look ahead a bit to determine if a physical register def that is not marked dead is really alive. This is necessary to catch a lot of common cse opportunities for targets like x86.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97706 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LLVMTargetMachine.cpp')
0 files changed, 0 insertions, 0 deletions