From ce9be2cf5dc84865f6b819bd3f9be16944426268 Mon Sep 17 00:00:00 2001 From: Jakob Stoklund Olesen Date: Wed, 29 Apr 2009 20:57:16 +0000 Subject: [PATCH] MachineInstr::isRegTiedTo{Use,Def}Operand can safely be made const. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70408 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/CodeGen/MachineInstr.h | 4 ++-- lib/CodeGen/MachineInstr.cpp | 6 ++++-- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/include/llvm/CodeGen/MachineInstr.h b/include/llvm/CodeGen/MachineInstr.h index 3caf7acbae8..d61e5d8a5eb 100644 --- a/include/llvm/CodeGen/MachineInstr.h +++ b/include/llvm/CodeGen/MachineInstr.h @@ -245,12 +245,12 @@ public: /// check if the register def is tied to a source operand, due to either /// two-address elimination or inline assembly constraints. Returns the /// first tied use operand index by reference is UseOpIdx is not null. - bool isRegTiedToUseOperand(unsigned DefOpIdx, unsigned *UseOpIdx = 0); + bool isRegTiedToUseOperand(unsigned DefOpIdx, unsigned *UseOpIdx = 0) const; /// isRegTiedToDefOperand - Return true if the use operand of the specified /// index is tied to an def operand. It also returns the def operand index by /// reference if DefOpIdx is not null. - bool isRegTiedToDefOperand(unsigned UseOpIdx, unsigned *DefOpIdx = 0); + bool isRegTiedToDefOperand(unsigned UseOpIdx, unsigned *DefOpIdx = 0) const; /// copyKillDeadInfo - Copies kill / dead operand properties from MI. /// diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp index 4e5229fad0e..9cfff82233d 100644 --- a/lib/CodeGen/MachineInstr.cpp +++ b/lib/CodeGen/MachineInstr.cpp @@ -709,7 +709,8 @@ int MachineInstr::findFirstPredOperandIdx() const { /// check if the register def is tied to a source operand, due to either /// two-address elimination or inline assembly constraints. Returns the /// first tied use operand index by reference is UseOpIdx is not null. -bool MachineInstr::isRegTiedToUseOperand(unsigned DefOpIdx, unsigned *UseOpIdx){ +bool MachineInstr:: +isRegTiedToUseOperand(unsigned DefOpIdx, unsigned *UseOpIdx) const { if (getOpcode() == TargetInstrInfo::INLINEASM) { assert(DefOpIdx >= 2); const MachineOperand &MO = getOperand(DefOpIdx); @@ -759,7 +760,8 @@ bool MachineInstr::isRegTiedToUseOperand(unsigned DefOpIdx, unsigned *UseOpIdx){ /// isRegTiedToDefOperand - Return true if the operand of the specified index /// is a register use and it is tied to an def operand. It also returns the def /// operand index by reference. -bool MachineInstr::isRegTiedToDefOperand(unsigned UseOpIdx, unsigned *DefOpIdx){ +bool MachineInstr:: +isRegTiedToDefOperand(unsigned UseOpIdx, unsigned *DefOpIdx) const { if (getOpcode() == TargetInstrInfo::INLINEASM) { const MachineOperand &MO = getOperand(UseOpIdx); if (!MO.isReg() || !MO.isUse() || MO.getReg() == 0)