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| author | Dan Gohman <gohman@apple.com> | 2008-12-16 06:20:58 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-12-16 06:20:58 +0000 |
| commit | fde221fa0a192a00dfdbce35ceec3d2035fe1019 (patch) | |
| tree | c6f0f14e25c36f2892dc0ff33a96b4855799f8c3 /lib/CodeGen/VirtRegMap.cpp | |
| parent | 8749b61178228ba1fb2668034d79da1b247173d7 (diff) | |
When breaking an anti-dependency, don't use a register which has seen
one of its aliases defined. This is conservative, but tricky subreg
corner cases are outside the primary aim of this pass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61077 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/VirtRegMap.cpp')
0 files changed, 0 insertions, 0 deletions