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Some code cleanups from Chris

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11724 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alkis Evlogimenos
2004-02-23 01:57:39 +00:00
parent 534f545ef1
commit 25d9d5800c
1 changed files with 4 additions and 9 deletions
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13
lib/CodeGen/PhysRegTracker.h
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@ -18,12 +18,10 @@
#define LLVM_CODEGEN_PHYSREGTRACKER_H #define LLVM_CODEGEN_PHYSREGTRACKER_H
#include "llvm/CodeGen/MachineFunction.h" #include "llvm/CodeGen/MachineFunction.h"
#include <vector>
namespace llvm { namespace llvm {
class PhysRegTracker { class PhysRegTracker {
private:
const MRegisterInfo* mri_; const MRegisterInfo* mri_;
std::vector<unsigned> regUse_; std::vector<unsigned> regUse_;
@ -50,10 +48,8 @@ namespace llvm {
assert(MRegisterInfo::isPhysicalRegister(physReg) && assert(MRegisterInfo::isPhysicalRegister(physReg) &&
"should be physical register!"); "should be physical register!");
++regUse_[physReg]; ++regUse_[physReg];
for (const unsigned* as = mri_->getAliasSet(physReg); *as; ++as) { for (const unsigned* as = mri_->getAliasSet(physReg); *as; ++as)
physReg = *as; ++regUse_[*as];
++regUse_[physReg];
}
} }
void delRegUse(unsigned physReg) { void delRegUse(unsigned physReg) {
@ -62,9 +58,8 @@ namespace llvm {
assert(regUse_[physReg] != 0); assert(regUse_[physReg] != 0);
--regUse_[physReg]; --regUse_[physReg];
for (const unsigned* as = mri_->getAliasSet(physReg); *as; ++as) { for (const unsigned* as = mri_->getAliasSet(physReg); *as; ++as) {
physReg = *as; assert(regUse_[*as] != 0);
assert(regUse_[physReg] != 0); --regUse_[*as];
--regUse_[physReg];
} }
} }