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simplify some code by factoring operand construction better.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45428 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-12-30 00:12:25 +00:00
parent 234d529e58
commit a4161ee994
2 changed files with 27 additions and 49 deletions
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50
include/llvm/CodeGen/MachineInstr.h
View File

@ -98,10 +98,6 @@ public:
MachineOperand Op;
Op.opType = MachineOperand::MO_Immediate;
Op.contents.immedVal = Val;
Op.IsDef = false;
Op.IsImp = false;
Op.IsKill = false;
Op.IsDead = false;
Op.auxInfo.offset = 0;
return Op;
}
@ -110,14 +106,24 @@ public:
MachineOperand Op;
Op.opType = MachineOperand::MO_FrameIndex;
Op.contents.immedVal = Idx;
Op.IsDef = false;
Op.IsImp = false;
Op.IsKill = false;
Op.IsDead = false;
Op.auxInfo.offset = 0;
return Op;
}
static MachineOperand CreateReg(unsigned Reg, bool isDef, bool isImp = false,
bool isKill = false, bool isDead = false,
unsigned SubReg = 0) {
MachineOperand Op;
Op.opType = MachineOperand::MO_Register;
Op.IsDef = isDef;
Op.IsImp = isImp;
Op.IsKill = isKill;
Op.IsDead = isDead;
Op.contents.RegNo = Reg;
Op.auxInfo.subReg = SubReg;
return Op;
}
const MachineOperand &operator=(const MachineOperand &MO) {
contents = MO.contents;
IsDef = MO.IsDef;
@ -341,7 +347,6 @@ class MachineInstr {
void operator=(const MachineInstr&); // DO NOT IMPLEMENT
// Intrusive list support
//
friend struct ilist_traits<MachineInstr>;
public:
@ -350,7 +355,7 @@ public:
MachineInstr();
/// MachineInstr ctor - This constructor create a MachineInstr and add the
/// implicit operands. It reserves space for number of operands specified by
/// implicit operands. It reserves space for number of operands specified by
/// TargetInstrDescriptor.
explicit MachineInstr(const TargetInstrDescriptor &TID, bool NoImp = false);
@ -465,24 +470,17 @@ public:
void addRegOperand(unsigned Reg, bool IsDef, bool IsImp = false,
bool IsKill = false, bool IsDead = false,
unsigned SubReg = 0) {
MachineOperand &Op = AddNewOperand(IsImp);
Op.opType = MachineOperand::MO_Register;
Op.IsDef = IsDef;
Op.IsImp = IsImp;
Op.IsKill = IsKill;
Op.IsDead = IsDead;
Op.contents.RegNo = Reg;
Op.auxInfo.subReg = (unsigned char)SubReg;
// FIXME: Make the AddNewOperand api sane.
AddNewOperand(IsImp) = MachineOperand::CreateReg(Reg, IsDef, IsImp, IsKill,
IsDead, SubReg);
}
/// addImmOperand - Add a zero extended constant argument to the
/// machine instruction.
///
void addImmOperand(int64_t Val) {
MachineOperand &Op = AddNewOperand();
Op.opType = MachineOperand::MO_Immediate;
Op.contents.immedVal = Val;
Op.auxInfo.offset = 0;
// FIXME: Make the AddNewOperand api sane.
AddNewOperand() = MachineOperand::CreateImm(Val);
}
void addMachineBasicBlockOperand(MachineBasicBlock *MBB) {
@ -495,10 +493,8 @@ public:
/// addFrameIndexOperand - Add an abstract frame index to the instruction
///
void addFrameIndexOperand(unsigned Idx) {
MachineOperand &Op = AddNewOperand();
Op.opType = MachineOperand::MO_FrameIndex;
Op.contents.immedVal = Idx;
Op.auxInfo.offset = 0;
// FIXME: Make the AddNewOperand api sane.
AddNewOperand() = MachineOperand::CreateFrameIndex(Idx);
}
/// addConstantPoolndexOperand - Add a constant pool object index to the

26
lib/CodeGen/MachineInstr.cpp
View File

@ -31,29 +31,11 @@ MachineInstr::MachineInstr()
void MachineInstr::addImplicitDefUseOperands() {
if (TID->ImplicitDefs)
for (const unsigned *ImpDefs = TID->ImplicitDefs; *ImpDefs; ++ImpDefs) {
MachineOperand Op;
Op.opType = MachineOperand::MO_Register;
Op.IsDef = true;
Op.IsImp = true;
Op.IsKill = false;
Op.IsDead = false;
Op.contents.RegNo = *ImpDefs;
Op.auxInfo.subReg = 0;
Operands.push_back(Op);
}
for (const unsigned *ImpDefs = TID->ImplicitDefs; *ImpDefs; ++ImpDefs)
addRegOperand(*ImpDefs, true, true);
if (TID->ImplicitUses)
for (const unsigned *ImpUses = TID->ImplicitUses; *ImpUses; ++ImpUses) {
MachineOperand Op;
Op.opType = MachineOperand::MO_Register;
Op.IsDef = false;
Op.IsImp = true;
Op.IsKill = false;
Op.IsDead = false;
Op.contents.RegNo = *ImpUses;
Op.auxInfo.subReg = 0;
Operands.push_back(Op);
}
for (const unsigned *ImpUses = TID->ImplicitUses; *ImpUses; ++ImpUses)
addRegOperand(*ImpUses, false, true);
}
/// MachineInstr ctor - This constructor create a MachineInstr and add the