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| author | Craig Topper <craig.topper@gmail.com> | 2012-03-04 10:43:23 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2012-03-04 10:43:23 +0000 |
| commit | e4fd907e72a599eddfa7a81eac4366b5b82523e3 (patch) | |
| tree | e5a97f58db2537457943547ba007ee63299ae555 /lib/CodeGen/AggressiveAntiDepBreaker.cpp | |
| parent | 9406da6e664a24c8e408cbba63daf162ca166ed9 (diff) | |
| download | llvm-e4fd907e72a599eddfa7a81eac4366b5b82523e3.tar.gz llvm-e4fd907e72a599eddfa7a81eac4366b5b82523e3.tar.bz2 llvm-e4fd907e72a599eddfa7a81eac4366b5b82523e3.tar.xz | |
Use uint16_t to store register overlaps to reduce static data.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152001 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/AggressiveAntiDepBreaker.cpp')
| -rw-r--r-- | lib/CodeGen/AggressiveAntiDepBreaker.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/CodeGen/AggressiveAntiDepBreaker.cpp b/lib/CodeGen/AggressiveAntiDepBreaker.cpp index 444e1dec91..cd7b2466c2 100644 --- a/lib/CodeGen/AggressiveAntiDepBreaker.cpp +++ b/lib/CodeGen/AggressiveAntiDepBreaker.cpp @@ -157,7 +157,7 @@ void AggressiveAntiDepBreaker::StartBlock(MachineBasicBlock *BB) { // In a return block, examine the function live-out regs. for (MachineRegisterInfo::liveout_iterator I = MRI.liveout_begin(), E = MRI.liveout_end(); I != E; ++I) { - for (const unsigned *Alias = TRI->getOverlaps(*I); + for (const uint16_t *Alias = TRI->getOverlaps(*I); unsigned Reg = *Alias; ++Alias) { State->UnionGroups(Reg, 0); KillIndices[Reg] = BB->size(); @@ -173,7 +173,7 @@ void AggressiveAntiDepBreaker::StartBlock(MachineBasicBlock *BB) { SE = BB->succ_end(); SI != SE; ++SI) for (MachineBasicBlock::livein_iterator I = (*SI)->livein_begin(), E = (*SI)->livein_end(); I != E; ++I) { - for (const unsigned *Alias = TRI->getOverlaps(*I); + for (const uint16_t *Alias = TRI->getOverlaps(*I); unsigned Reg = *Alias; ++Alias) { State->UnionGroups(Reg, 0); KillIndices[Reg] = BB->size(); @@ -189,7 +189,7 @@ void AggressiveAntiDepBreaker::StartBlock(MachineBasicBlock *BB) { for (const uint16_t *I = TRI->getCalleeSavedRegs(&MF); *I; ++I) { unsigned Reg = *I; if (!IsReturnBlock && !Pristine.test(Reg)) continue; - for (const unsigned *Alias = TRI->getOverlaps(Reg); + for (const uint16_t *Alias = TRI->getOverlaps(Reg); unsigned AliasReg = *Alias; ++Alias) { State->UnionGroups(AliasReg, 0); KillIndices[AliasReg] = BB->size(); @@ -392,7 +392,7 @@ void AggressiveAntiDepBreaker::PrescanInstruction(MachineInstr *MI, // Any aliased that are live at this point are completely or // partially defined here, so group those aliases with Reg. - for (const unsigned *Alias = TRI->getAliasSet(Reg); *Alias; ++Alias) { + for (const uint16_t *Alias = TRI->getAliasSet(Reg); *Alias; ++Alias) { unsigned AliasReg = *Alias; if (State->IsLive(AliasReg)) { State->UnionGroups(Reg, AliasReg); @@ -423,7 +423,7 @@ void AggressiveAntiDepBreaker::PrescanInstruction(MachineInstr *MI, continue; // Update def for Reg and aliases. - for (const unsigned *Alias = TRI->getOverlaps(Reg); + for (const uint16_t *Alias = TRI->getOverlaps(Reg); unsigned AliasReg = *Alias; ++Alias) DefIndices[AliasReg] = Count; } @@ -678,7 +678,7 @@ bool AggressiveAntiDepBreaker::FindSuitableFreeRegisters( goto next_super_reg; } else { bool found = false; - for (const unsigned *Alias = TRI->getAliasSet(NewReg); + for (const uint16_t *Alias = TRI->getAliasSet(NewReg); *Alias; ++Alias) { unsigned AliasReg = *Alias; if (State->IsLive(AliasReg) || |