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Make dense maps keyed on physical registers smallerusing

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MRegisterInfo::getNumRegs() instead of
MRegisterInfo::FirstVirtualRegister.

Also use MRegisterInfo::is{Physical,Virtual}Register where
appropriate.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11477 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alkis Evlogimenos
2004-02-15 21:37:17 +00:00
parent 843b160a20
commit 859a18b583
9 changed files with 11 additions and 12 deletions
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7
lib/CodeGen/LiveVariables.cpp
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@ -187,10 +187,9 @@ bool LiveVariables::runOnMachineFunction(MachineFunction &MF) {
// physical register. This is a purely local property, because all physical
// register references as presumed dead across basic blocks.
//
MachineInstr *PhysRegInfoA[MRegisterInfo::FirstVirtualRegister];
bool PhysRegUsedA[MRegisterInfo::FirstVirtualRegister];
std::fill(PhysRegInfoA, PhysRegInfoA+MRegisterInfo::FirstVirtualRegister,
(MachineInstr*)0);
MachineInstr *PhysRegInfoA[RegInfo->getNumRegs()];
bool PhysRegUsedA[RegInfo->getNumRegs()];
std::fill(PhysRegInfoA, PhysRegInfoA+RegInfo->getNumRegs(), (MachineInstr*)0);
PhysRegInfo = PhysRegInfoA;
PhysRegUsed = PhysRegUsedA;