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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-01-05 20:59:36 +0000 |
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| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-01-05 20:59:36 +0000 |
| commit | 06294811f8729846df53fd1a0d7576d1e460c046 (patch) | |
| tree | 69789624eb0b87bdfcb6b72d2272ee32cd9151aa /lib/CodeGen/MachineBasicBlock.cpp | |
| parent | 84b957c49b294be6f837eb7072094e11c47448cb (diff) | |
| download | external_llvm-06294811f8729846df53fd1a0d7576d1e460c046.tar.gz external_llvm-06294811f8729846df53fd1a0d7576d1e460c046.tar.bz2 external_llvm-06294811f8729846df53fd1a0d7576d1e460c046.zip | |
Remove livein checks from machine code verifier.
A phi operand that is implicitly defined in a predecessor becomes an undefined
register after phi elimination. This causes a lot of false positives when the
verifier is checking if live-in registers are live-out from all predecessors.
Removing the verifier checks seems like a better solution than insisting on
IMPLICIT_DEF instructions in predecessor blocks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92769 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineBasicBlock.cpp')
0 files changed, 0 insertions, 0 deletions