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| author | Evan Cheng <evan.cheng@apple.com> | 2008-02-23 02:14:42 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-02-23 02:14:42 +0000 |
| commit | 379682b0e51c21d6ebb364f9d5f0f0b4008a07e8 (patch) | |
| tree | 8ed77fb16c1ef46b2093d293d4a5e3ba98988e5c /llvm/lib | |
| parent | 174ef9a0bbdcab0dbd53b7c891d62b1fccf9a187 (diff) | |
| download | bcm5719-llvm-379682b0e51c21d6ebb364f9d5f0f0b4008a07e8.tar.gz bcm5719-llvm-379682b0e51c21d6ebb364f9d5f0f0b4008a07e8.zip | |
If remating a machine instr with virtual register operand, make sure the vr is avaliable at all uses regardless of whether it would be folded.
llvm-svn: 47526
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/CodeGen/LiveIntervalAnalysis.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp index f1de4d184ef..a18f36afb7f 100644 --- a/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp +++ b/llvm/lib/CodeGen/LiveIntervalAnalysis.cpp @@ -680,8 +680,7 @@ bool LiveIntervals::isReMaterializable(const LiveInterval &li, unsigned UseIdx = getInstructionIndex(UseMI); if (li.FindLiveRangeContaining(UseIdx)->valno != ValNo) continue; - if (!canFoldMemoryOperand(UseMI, li.reg) && - !isValNoAvailableAt(ImpLi, MI, UseIdx)) + if (!isValNoAvailableAt(ImpLi, MI, UseIdx)) return false; } } |
