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Use uint16_t to store register overlaps to reduce static data.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152001 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2012-03-04 10:43:23 +00:00
parent 9406da6e66
commit e4fd907e72
33 changed files with 76 additions and 76 deletions
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lib/CodeGen/MachineLICM.cpp
+3 -3
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@@ -434,7 +434,7 @@ void MachineLICM::ProcessMI(MachineInstr *MI,
}
if (MO.isImplicit()) {
for (const unsigned *AS = TRI->getOverlaps(Reg); *AS; ++AS)
for (const uint16_t *AS = TRI->getOverlaps(Reg); *AS; ++AS)
PhysRegClobbers.set(*AS);
if (!MO.isDead())
// Non-dead implicit def? This cannot be hoisted.
@@ -454,7 +454,7 @@ void MachineLICM::ProcessMI(MachineInstr *MI,
// If we have already seen another instruction that defines the same
// register, then this is not safe. Two defs is indicated by setting a
// PhysRegClobbers bit.
for (const unsigned *AS = TRI->getOverlaps(Reg); *AS; ++AS) {
for (const uint16_t *AS = TRI->getOverlaps(Reg); *AS; ++AS) {
if (PhysRegDefs.test(*AS))
PhysRegClobbers.set(*AS);
if (PhysRegClobbers.test(*AS))
@@ -502,7 +502,7 @@ void MachineLICM::HoistRegionPostRA() {
for (MachineBasicBlock::livein_iterator I = BB->livein_begin(),
E = BB->livein_end(); I != E; ++I) {
unsigned Reg = *I;
for (const unsigned *AS = TRI->getOverlaps(Reg); *AS; ++AS)
for (const uint16_t *AS = TRI->getOverlaps(Reg); *AS; ++AS)
PhysRegDefs.set(*AS);
}