diff options
Diffstat (limited to 'utils/TableGen/CodeGenRegisters.h')
| -rw-r--r-- | utils/TableGen/CodeGenRegisters.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/utils/TableGen/CodeGenRegisters.h b/utils/TableGen/CodeGenRegisters.h index 03ffb43a12..30732c8e04 100644 --- a/utils/TableGen/CodeGenRegisters.h +++ b/utils/TableGen/CodeGenRegisters.h @@ -71,7 +71,7 @@ namespace llvm { // Returns NULL if this and Idx don't compose. CodeGenSubRegIndex *compose(CodeGenSubRegIndex *Idx) const { CompMap::const_iterator I = Composed.find(Idx); - return I == Composed.end() ? 0 : I->second; + return I == Composed.end() ? nullptr : I->second; } // Add a composite subreg index: this+A = B. @@ -90,7 +90,8 @@ namespace llvm { B->Offset = Offset + A->Offset; B->Size = A->Size; } - return (Ins.second || Ins.first->second == B) ? 0 : Ins.first->second; + return (Ins.second || Ins.first->second == B) ? nullptr + : Ins.first->second; } // Update the composite maps of components specified in 'ComposedOf'. @@ -414,7 +415,9 @@ namespace llvm { // contain this unit. unsigned RegClassUnitSetsIdx; - RegUnit() : Weight(0), RegClassUnitSetsIdx(0) { Roots[0] = Roots[1] = 0; } + RegUnit() : Weight(0), RegClassUnitSetsIdx(0) { + Roots[0] = Roots[1] = nullptr; + } ArrayRef<const CodeGenRegister*> getRoots() const { assert(!(Roots[1] && !Roots[0]) && "Invalid roots array"); @@ -572,7 +575,7 @@ namespace llvm { // Create a native register unit that is associated with one or two root // registers. - unsigned newRegUnit(CodeGenRegister *R0, CodeGenRegister *R1 = 0) { + unsigned newRegUnit(CodeGenRegister *R0, CodeGenRegister *R1 = nullptr) { RegUnits.resize(RegUnits.size() + 1); RegUnits.back().Roots[0] = R0; RegUnits.back().Roots[1] = R1; |