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author | Dale Johannesen <dalej@apple.com> | 2010-02-15 01:45:47 +0000 |
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committer | Dale Johannesen <dalej@apple.com> | 2010-02-15 01:45:47 +0000 |
commit | 3da6e09de53d1f50ceed308de855cdce1a54cb81 (patch) | |
tree | 21facadf2f2594c5c8b1c170a92ee4df6fcfb8df /lib/CodeGen | |
parent | 455985501381777db03534c925a35e261e356395 (diff) | |
download | external_llvm-3da6e09de53d1f50ceed308de855cdce1a54cb81.zip external_llvm-3da6e09de53d1f50ceed308de855cdce1a54cb81.tar.gz external_llvm-3da6e09de53d1f50ceed308de855cdce1a54cb81.tar.bz2 |
Ignore DBG_VALUE in a couple more places.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96207 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen')
-rw-r--r-- | lib/CodeGen/RegAllocLocal.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/CodeGen/RegAllocLocal.cpp b/lib/CodeGen/RegAllocLocal.cpp index 4d2e3a3..c25c24a 100644 --- a/lib/CodeGen/RegAllocLocal.cpp +++ b/lib/CodeGen/RegAllocLocal.cpp @@ -492,7 +492,8 @@ MachineInstr *RALocal::reloadVirtReg(MachineBasicBlock &MBB, MachineInstr *MI, if (unsigned PR = getVirt2PhysRegMapSlot(VirtReg)) { MarkPhysRegRecentlyUsed(PR); // Already have this value available! MI->getOperand(OpNum).setReg(PR); // Assign the input register - getVirtRegLastUse(VirtReg) = std::make_pair(MI, OpNum); + if (!MI->isDebugValue()) + getVirtRegLastUse(VirtReg) = std::make_pair(MI, OpNum); return MI; } @@ -609,6 +610,8 @@ void RALocal::ComputeLocalLiveness(MachineBasicBlock& MBB) { DenseMap<unsigned, std::pair<MachineInstr*, unsigned> > LastUseDef; for (MachineBasicBlock::iterator I = MBB.begin(), E = MBB.end(); I != E; ++I) { + if (I->isDebugValue()) + continue; for (unsigned i = 0, e = I->getNumOperands(); i != e; ++i) { MachineOperand& MO = I->getOperand(i); // Uses don't trigger any flags, but we need to save |