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Add internal read flags to MachineInstrBuilder and hook them into the MachineOperand flag of the same name

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158137 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pete Cooper 2012-06-07 04:43:52 +00:00
parent 13a53e6495
commit 4efea94fa5
2 changed files with 9 additions and 3 deletions
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7
include/llvm/CodeGen/MachineInstrBuilder.h
View File

@ -34,6 +34,7 @@ namespace RegState {
Undef = 0x20, Undef = 0x20,
EarlyClobber = 0x40, EarlyClobber = 0x40,
Debug = 0x80, Debug = 0x80,
InternalRead = 0x100,
DefineNoRead = Define | Undef, DefineNoRead = Define | Undef,
ImplicitDefine = Implicit | Define, ImplicitDefine = Implicit | Define,
ImplicitKill = Implicit | Kill ImplicitKill = Implicit | Kill
@ -67,7 +68,8 @@ public:
flags & RegState::Undef, flags & RegState::Undef,
flags & RegState::EarlyClobber, flags & RegState::EarlyClobber,
SubReg, SubReg,
flags & RegState::Debug)); flags & RegState::Debug,
flags & RegState::InternalRead));
return *this; return *this;
} }
@ -310,6 +312,9 @@ inline unsigned getDeadRegState(bool B) {
inline unsigned getUndefRegState(bool B) { inline unsigned getUndefRegState(bool B) {
return B ? RegState::Undef : 0; return B ? RegState::Undef : 0;
} }
inline unsigned getInternalReadRegState(bool B) {
return B ? RegState::InternalRead : 0;
}
} // End llvm namespace } // End llvm namespace

5
include/llvm/CodeGen/MachineOperand.h
View File

@ -542,14 +542,15 @@ public:
bool isUndef = false, bool isUndef = false,
bool isEarlyClobber = false, bool isEarlyClobber = false,
unsigned SubReg = 0, unsigned SubReg = 0,
bool isDebug = false) { bool isDebug = false,
bool isInternalRead = false) {
MachineOperand Op(MachineOperand::MO_Register); MachineOperand Op(MachineOperand::MO_Register);
Op.IsDef = isDef; Op.IsDef = isDef;
Op.IsImp = isImp; Op.IsImp = isImp;
Op.IsKill = isKill; Op.IsKill = isKill;
Op.IsDead = isDead; Op.IsDead = isDead;
Op.IsUndef = isUndef; Op.IsUndef = isUndef;
Op.IsInternalRead = false; Op.IsInternalRead = isInternalRead;
Op.IsEarlyClobber = isEarlyClobber; Op.IsEarlyClobber = isEarlyClobber;
Op.IsDebug = isDebug; Op.IsDebug = isDebug;
Op.SmallContents.RegNo = Reg; Op.SmallContents.RegNo = Reg;