#ifndef LLVM_CODEGEN_MACHINEINSTRBUILDER_H
#define LLVM_CODEGEN_MACHINEINSTRBUILDER_H
-#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFunction.h"
namespace llvm {
class TargetInstrDesc;
+class MDNode;
+
+namespace RegState {
+ enum {
+ Define = 0x2,
+ Implicit = 0x4,
+ Kill = 0x8,
+ Dead = 0x10,
+ Undef = 0x20,
+ EarlyClobber = 0x40,
+ Debug = 0x80,
+ ImplicitDefine = Implicit | Define,
+ ImplicitKill = Implicit | Kill
+ };
+}
class MachineInstrBuilder {
MachineInstr *MI;
public:
+ MachineInstrBuilder() : MI(0) {}
explicit MachineInstrBuilder(MachineInstr *mi) : MI(mi) {}
/// Allow automatic conversion to the machine instruction we are working on.
/// addReg - Add a new virtual register operand...
///
const
- MachineInstrBuilder &addReg(unsigned RegNo, bool isDef = false,
- bool isImp = false, bool isKill = false,
- bool isDead = false, unsigned SubReg = 0) const {
- MI->addOperand(MachineOperand::CreateReg(RegNo, isDef, isImp, isKill,
- isDead, SubReg));
+ MachineInstrBuilder &addReg(unsigned RegNo, unsigned flags = 0,
+ unsigned SubReg = 0) const {
+ assert((flags & 0x1) == 0 &&
+ "Passing in 'true' to addReg is forbidden! Use enums instead.");
+ MI->addOperand(MachineOperand::CreateReg(RegNo,
+ flags & RegState::Define,
+ flags & RegState::Implicit,
+ flags & RegState::Kill,
+ flags & RegState::Dead,
+ flags & RegState::Undef,
+ flags & RegState::EarlyClobber,
+ SubReg,
+ flags & RegState::Debug));
return *this;
}
return *this;
}
- const MachineInstrBuilder &addMBB(MachineBasicBlock *MBB) const {
- MI->addOperand(MachineOperand::CreateMBB(MBB));
+ const MachineInstrBuilder &addMBB(MachineBasicBlock *MBB,
+ unsigned char TargetFlags = 0) const {
+ MI->addOperand(MachineOperand::CreateMBB(MBB, TargetFlags));
return *this;
}
}
const MachineInstrBuilder &addConstantPoolIndex(unsigned Idx,
- int Offset = 0) const {
- MI->addOperand(MachineOperand::CreateCPI(Idx, Offset));
+ int Offset = 0,
+ unsigned char TargetFlags = 0) const {
+ MI->addOperand(MachineOperand::CreateCPI(Idx, Offset, TargetFlags));
return *this;
}
- const MachineInstrBuilder &addJumpTableIndex(unsigned Idx) const {
- MI->addOperand(MachineOperand::CreateJTI(Idx));
+ const MachineInstrBuilder &addJumpTableIndex(unsigned Idx,
+ unsigned char TargetFlags = 0) const {
+ MI->addOperand(MachineOperand::CreateJTI(Idx, TargetFlags));
return *this;
}
- const MachineInstrBuilder &addGlobalAddress(GlobalValue *GV,
- int64_t Offset = 0) const {
- MI->addOperand(MachineOperand::CreateGA(GV, Offset));
+ const MachineInstrBuilder &addGlobalAddress(const GlobalValue *GV,
+ int64_t Offset = 0,
+ unsigned char TargetFlags = 0) const {
+ MI->addOperand(MachineOperand::CreateGA(GV, Offset, TargetFlags));
return *this;
}
const MachineInstrBuilder &addExternalSymbol(const char *FnName,
- int64_t Offset = 0) const {
- MI->addOperand(MachineOperand::CreateES(FnName, Offset));
+ unsigned char TargetFlags = 0) const {
+ MI->addOperand(MachineOperand::CreateES(FnName, TargetFlags));
return *this;
}
- const MachineInstrBuilder &addMemOperand(const MachineMemOperand &MMO) const {
+ const MachineInstrBuilder &addMemOperand(MachineMemOperand *MMO) const {
MI->addMemOperand(*MI->getParent()->getParent(), MMO);
return *this;
}
+
+ const MachineInstrBuilder &addOperand(const MachineOperand &MO) const {
+ MI->addOperand(MO);
+ return *this;
+ }
+
+ const MachineInstrBuilder &addMetadata(const MDNode *MD) const {
+ MI->addOperand(MachineOperand::CreateMetadata(MD));
+ return *this;
+ }
+
+ const MachineInstrBuilder &addSym(MCSymbol *Sym) const {
+ MI->addOperand(MachineOperand::CreateMCSymbol(Sym));
+ return *this;
+ }
};
/// BuildMI - Builder interface. Specify how to create the initial instruction
/// itself.
///
inline MachineInstrBuilder BuildMI(MachineFunction &MF,
+ DebugLoc DL,
const TargetInstrDesc &TID) {
- return MachineInstrBuilder(MF.CreateMachineInstr(TID));
+ return MachineInstrBuilder(MF.CreateMachineInstr(TID, DL));
}
/// BuildMI - This version of the builder sets up the first operand as a
/// destination virtual register.
///
-inline MachineInstrBuilder BuildMI(MachineFunction &MF,
- const TargetInstrDesc &TID,
- unsigned DestReg) {
- return MachineInstrBuilder(MF.CreateMachineInstr(TID)).addReg(DestReg, true);
+inline MachineInstrBuilder BuildMI(MachineFunction &MF,
+ DebugLoc DL,
+ const TargetInstrDesc &TID,
+ unsigned DestReg) {
+ return MachineInstrBuilder(MF.CreateMachineInstr(TID, DL))
+ .addReg(DestReg, RegState::Define);
}
/// BuildMI - This version of the builder inserts the newly-built
///
inline MachineInstrBuilder BuildMI(MachineBasicBlock &BB,
MachineBasicBlock::iterator I,
+ DebugLoc DL,
const TargetInstrDesc &TID,
unsigned DestReg) {
- MachineInstr *MI = BB.getParent()->CreateMachineInstr(TID);
+ MachineInstr *MI = BB.getParent()->CreateMachineInstr(TID, DL);
BB.insert(I, MI);
- return MachineInstrBuilder(MI).addReg(DestReg, true);
+ return MachineInstrBuilder(MI).addReg(DestReg, RegState::Define);
}
/// BuildMI - This version of the builder inserts the newly-built
///
inline MachineInstrBuilder BuildMI(MachineBasicBlock &BB,
MachineBasicBlock::iterator I,
+ DebugLoc DL,
const TargetInstrDesc &TID) {
- MachineInstr *MI = BB.getParent()->CreateMachineInstr(TID);
+ MachineInstr *MI = BB.getParent()->CreateMachineInstr(TID, DL);
BB.insert(I, MI);
return MachineInstrBuilder(MI);
}
/// destination register.
///
inline MachineInstrBuilder BuildMI(MachineBasicBlock *BB,
+ DebugLoc DL,
const TargetInstrDesc &TID) {
- return BuildMI(*BB, BB->end(), TID);
+ return BuildMI(*BB, BB->end(), DL, TID);
}
/// BuildMI - This version of the builder inserts the newly-built
/// instruction at the end of the given MachineBasicBlock, and sets up the first
-/// operand as a destination virtual register.
+/// operand as a destination virtual register.
///
inline MachineInstrBuilder BuildMI(MachineBasicBlock *BB,
+ DebugLoc DL,
const TargetInstrDesc &TID,
unsigned DestReg) {
- return BuildMI(*BB, BB->end(), TID, DestReg);
+ return BuildMI(*BB, BB->end(), DL, TID, DestReg);
+}
+
+inline unsigned getDefRegState(bool B) {
+ return B ? RegState::Define : 0;
+}
+inline unsigned getImplRegState(bool B) {
+ return B ? RegState::Implicit : 0;
+}
+inline unsigned getKillRegState(bool B) {
+ return B ? RegState::Kill : 0;
+}
+inline unsigned getDeadRegState(bool B) {
+ return B ? RegState::Dead : 0;
+}
+inline unsigned getUndefRegState(bool B) {
+ return B ? RegState::Undef : 0;
}
} // End llvm namespace
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