Get rid of a use of std::map.

llvm-svn: 54770
This commit is contained in:
Owen Anderson
2008-08-13 23:36:23 +00:00
parent cb46c144bc
commit 99e911fb16

View File

@@ -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)