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author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-01-10 02:58:51 +0000 |
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committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-01-10 02:58:51 +0000 |
commit | c9df025e33ac435adb3b3318d237c36ca7cec659 (patch) | |
tree | 80a9dfcbb33fcfa3fbfdff2b2f9e6ba80ed170fc /lib/CodeGen/MachineLICM.cpp | |
parent | fdc8f2d2604877d80f64e309d4b03ea67addf037 (diff) | |
download | external_llvm-c9df025e33ac435adb3b3318d237c36ca7cec659.zip external_llvm-c9df025e33ac435adb3b3318d237c36ca7cec659.tar.gz external_llvm-c9df025e33ac435adb3b3318d237c36ca7cec659.tar.bz2 |
Simplify a bunch of isVirtualRegister() and isPhysicalRegister() logic.
These functions not longer assert when passed 0, but simply return false instead.
No functional change intended.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123155 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineLICM.cpp')
-rw-r--r-- | lib/CodeGen/MachineLICM.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/CodeGen/MachineLICM.cpp b/lib/CodeGen/MachineLICM.cpp index e3b21c4..7766e11 100644 --- a/lib/CodeGen/MachineLICM.cpp +++ b/lib/CodeGen/MachineLICM.cpp @@ -622,7 +622,7 @@ void MachineLICM::InitRegPressure(MachineBasicBlock *BB) { if (!MO.isReg() || MO.isImplicit()) continue; unsigned Reg = MO.getReg(); - if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) + if (!TargetRegisterInfo::isVirtualRegister(Reg)) continue; bool isNew = RegSeen.insert(Reg); @@ -655,7 +655,7 @@ void MachineLICM::UpdateRegPressure(const MachineInstr *MI) { if (!MO.isReg() || MO.isImplicit()) continue; unsigned Reg = MO.getReg(); - if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) + if (!TargetRegisterInfo::isVirtualRegister(Reg)) continue; bool isNew = RegSeen.insert(Reg); @@ -889,7 +889,7 @@ void MachineLICM::UpdateBackTraceRegPressure(const MachineInstr *MI) { if (!MO.isReg() || MO.isImplicit()) continue; unsigned Reg = MO.getReg(); - if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) + if (!TargetRegisterInfo::isVirtualRegister(Reg)) continue; const TargetRegisterClass *RC = MRI->getRegClass(Reg); @@ -952,7 +952,7 @@ bool MachineLICM::IsProfitableToHoist(MachineInstr &MI) { if (!MO.isReg() || MO.isImplicit()) continue; unsigned Reg = MO.getReg(); - if (!Reg || TargetRegisterInfo::isPhysicalRegister(Reg)) + if (!TargetRegisterInfo::isVirtualRegister(Reg)) continue; if (MO.isDef()) { if (HasHighOperandLatency(MI, i, Reg)) { |