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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-07 18:51:27 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-07 18:51:27 +0000 |
| commit | 2b38c51f0ece16ef00068da56bee4623fb9ae485 (patch) | |
| tree | 2848f285e573ca3a507dc66438b7ca74f7d51da7 /lib/CodeGen/RegAllocBasic.cpp | |
| parent | 1ff657312ec3472e546d76e1145bf06531e07ce9 (diff) | |
Simplify assertion.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121162 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegAllocBasic.cpp')
| -rw-r--r-- | lib/CodeGen/RegAllocBasic.cpp | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/lib/CodeGen/RegAllocBasic.cpp b/lib/CodeGen/RegAllocBasic.cpp index 545a6bd5bc..96c8076c2d 100644 --- a/lib/CodeGen/RegAllocBasic.cpp +++ b/lib/CodeGen/RegAllocBasic.cpp @@ -443,15 +443,8 @@ unsigned RABasic::selectOrSplit(LiveInterval &VirtReg, if (!spillInterferences(VirtReg, *PhysRegI, SplitVRegs)) continue; - unsigned InterferingReg = checkPhysRegInterference(VirtReg, *PhysRegI); - if (InterferingReg != 0) { - const LiveSegment &seg = - *Queries[InterferingReg].firstInterference().liveUnionPos(); - - dbgs() << "spilling cannot free " << TRI->getName(*PhysRegI) << - " for " << VirtReg.reg << " with interference " << *seg.VirtReg << "\n"; - llvm_unreachable("Interference after spill."); - } + assert(checkPhysRegInterference(VirtReg, *PhysRegI) == 0 && + "Interference after spill."); // Tell the caller to allocate to this newly freed physical register. return *PhysRegI; } |