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Don't abort on an aliasing physical register that does not have

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a live interval. This is needed for some upcoming subreg changes.

llvm-svn: 68956
This commit is contained in:
Dan Gohman 2009-04-13 15:22:29 +00:00
parent 29d211684c
commit 1070168ae0
1 changed files with 1 additions and 1 deletions
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2
lib/CodeGen/LiveIntervalAnalysis.cpp
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@ -2235,7 +2235,7 @@ bool LiveIntervals::spillPhysRegAroundRegDefsUses(const LiveInterval &li,
// If there are registers which alias PhysReg, but which are not a
// sub-register of the chosen representative super register. Assert
// since we can't handle it yet.
assert(*AS == SpillReg || !allocatableRegs_[*AS] ||
assert(*AS == SpillReg || !allocatableRegs_[*AS] || !hasInterval(*AS) ||
tri_->isSuperRegister(*AS, SpillReg));
bool Cut = false;