diff options
Diffstat (limited to 'lib/CodeGen/RegisterScavenging.cpp')
-rw-r--r-- | lib/CodeGen/RegisterScavenging.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp index bfd26dc..72b6285 100644 --- a/lib/CodeGen/RegisterScavenging.cpp +++ b/lib/CodeGen/RegisterScavenging.cpp @@ -14,7 +14,6 @@ // //===----------------------------------------------------------------------===// -#define DEBUG_TYPE "reg-scavenging" #include "llvm/CodeGen/RegisterScavenging.h" #include "llvm/CodeGen/MachineBasicBlock.h" #include "llvm/CodeGen/MachineFrameInfo.h" @@ -29,6 +28,8 @@ #include "llvm/Target/TargetRegisterInfo.h" using namespace llvm; +#define DEBUG_TYPE "reg-scavenging" + /// setUsed - Set the register and its sub-registers as being used. void RegScavenger::setUsed(unsigned Reg) { for (MCSubRegIterator SubRegs(Reg, TRI, /*IncludeSelf=*/true); @@ -47,7 +48,7 @@ void RegScavenger::initRegState() { for (SmallVectorImpl<ScavengedInfo>::iterator I = Scavenged.begin(), IE = Scavenged.end(); I != IE; ++I) { I->Reg = 0; - I->Restore = NULL; + I->Restore = nullptr; } // All registers started out unused. @@ -91,8 +92,8 @@ void RegScavenger::enterBasicBlock(MachineBasicBlock *mbb) { // Create callee-saved registers bitvector. CalleeSavedRegs.resize(NumPhysRegs); - const uint16_t *CSRegs = TRI->getCalleeSavedRegs(&MF); - if (CSRegs != NULL) + const MCPhysReg *CSRegs = TRI->getCalleeSavedRegs(&MF); + if (CSRegs != nullptr) for (unsigned i = 0; CSRegs[i]; ++i) CalleeSavedRegs.set(CSRegs[i]); } @@ -162,7 +163,7 @@ void RegScavenger::unprocess() { } if (MBBI == MBB->begin()) { - MBBI = MachineBasicBlock::iterator(NULL); + MBBI = MachineBasicBlock::iterator(nullptr); Tracking = false; } else --MBBI; @@ -187,7 +188,7 @@ void RegScavenger::forward() { continue; I->Reg = 0; - I->Restore = NULL; + I->Restore = nullptr; } if (MI->isDebugValue()) @@ -223,7 +224,7 @@ void RegScavenger::forward() { break; } if (!SubUsed) { - MBB->getParent()->verify(NULL, "In Register Scavenger"); + MBB->getParent()->verify(nullptr, "In Register Scavenger"); llvm_unreachable("Using an undefined register!"); } (void)SubUsed; |