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Get rid of a use of std::map.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54770 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2008-08-13 23:36:23 +00:00
parent a60832b018
commit 97382166dd
1 changed files with 2 additions and 2 deletions
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4
lib/CodeGen/RegAllocLinearScan.cpp
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@ -64,7 +64,7 @@ namespace {
/// compiled, and keeps track of which register classes have registers that
/// belong to multiple classes or have aliases that are in other classes.
EquivalenceClasses<const TargetRegisterClass*> RelatedRegClasses;
std::map<unsigned, const TargetRegisterClass*> OneClassForEachPhysReg;
DenseMap<unsigned, const TargetRegisterClass*> OneClassForEachPhysReg;
MachineFunction* mf_;
MachineRegisterInfo* mri_;
@ -221,7 +221,7 @@ void RALinScan::ComputeRelatedRegClasses() {
// belongs to, add info about aliases. We don't need to do this for targets
// without register aliases.
if (HasAliases)
for (std::map<unsigned, const TargetRegisterClass*>::iterator
for (DenseMap<unsigned, const TargetRegisterClass*>::iterator
I = OneClassForEachPhysReg.begin(), E = OneClassForEachPhysReg.end();
I != E; ++I)
for (const unsigned *AS = TRI.getAliasSet(I->first); *AS; ++AS)