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https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
Remove and simplify some more machineinstr/machineoperand stuff.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28105 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -261,23 +261,8 @@ public:
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//===----------------------------------------------------------------------===//
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// class MachineInstr
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//
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// Purpose:
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// Representation of each machine instruction.
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//
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// MachineOpCode must be an enum, defined separately for each target.
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// E.g., It is defined in SparcInstructionSelection.h for the SPARC.
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//
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// There are 2 kinds of operands:
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//
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// (1) Explicit operands of the machine instruction in vector operands[]
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//
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// (2) "Implicit operands" are values implicitly used or defined by the
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// machine instruction, such as arguments to a CALL, return value of
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// a CALL (if any), and return value of a RETURN.
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//===----------------------------------------------------------------------===//
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/// MachineInstr - Representation of each machine instruction.
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///
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class MachineInstr {
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short Opcode; // the opcode
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std::vector<MachineOperand> operands; // the operands
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@ -287,9 +272,7 @@ class MachineInstr {
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// OperandComplete - Return true if it's illegal to add a new operand
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bool OperandsComplete() const;
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//Constructor used by clone() method
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MachineInstr(const MachineInstr&);
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void operator=(const MachineInstr&); // DO NOT IMPLEMENT
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// Intrusive list support
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@ -297,12 +280,9 @@ class MachineInstr {
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friend struct ilist_traits<MachineInstr>;
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public:
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/// MachineInstr ctor - This constructor only does a _reserve_ of the
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/// operands, not a resize for them. It is expected that if you use this that
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/// you call add* methods below to fill up the operands, instead of the Set
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/// methods. Eventually, the "resizing" ctors will be phased out.
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///
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MachineInstr(short Opcode, unsigned numOperands, bool XX, bool YY);
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/// MachineInstr ctor - This constructor reserve's space for numOperand
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/// operands.
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MachineInstr(short Opcode, unsigned numOperands);
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/// MachineInstr ctor - Work exactly the same as the ctor above, except that
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/// the MachineInstr is created and added to the end of the specified basic
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@ -47,20 +47,6 @@ public:
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return *this;
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}
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/// addZImm - Add a new zero extended immediate operand...
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///
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const MachineInstrBuilder &addZImm(unsigned Val) const {
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MI->addImmOperand(Val);
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return *this;
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}
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/// addImm64 - Add a new 64-bit immediate operand...
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///
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const MachineInstrBuilder &addImm64(uint64_t Val) const {
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MI->addImmOperand(Val);
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return *this;
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}
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const MachineInstrBuilder &addMBB(MachineBasicBlock *MBB) const {
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MI->addMachineBasicBlockOperand(MBB);
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return *this;
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@ -99,7 +85,7 @@ public:
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/// allow for memory efficient representation of machine instructions.
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///
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inline MachineInstrBuilder BuildMI(int Opcode, unsigned NumOperands) {
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return MachineInstrBuilder(new MachineInstr(Opcode, NumOperands, true, true));
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return MachineInstrBuilder(new MachineInstr(Opcode, NumOperands));
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}
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/// BuildMI - This version of the builder sets up the first operand as a
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@ -110,8 +96,8 @@ inline MachineInstrBuilder BuildMI(
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int Opcode, unsigned NumOperands,
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unsigned DestReg,
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MachineOperand::UseType useType = MachineOperand::Def) {
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return MachineInstrBuilder(new MachineInstr(Opcode, NumOperands+1,
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true, true)).addReg(DestReg, useType);
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return MachineInstrBuilder(new MachineInstr(Opcode, NumOperands+1))
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.addReg(DestReg, useType);
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}
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/// BuildMI - This version of the builder inserts the newly-built
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@ -124,7 +110,7 @@ inline MachineInstrBuilder BuildMI(MachineBasicBlock &BB,
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MachineBasicBlock::iterator I,
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int Opcode, unsigned NumOperands,
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unsigned DestReg) {
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MachineInstr *MI = new MachineInstr(Opcode, NumOperands+1, true, true);
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MachineInstr *MI = new MachineInstr(Opcode, NumOperands+1);
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BB.insert(I, MI);
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return MachineInstrBuilder(MI).addReg(DestReg, MachineOperand::Def);
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}
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@ -136,7 +122,7 @@ inline MachineInstrBuilder BuildMI(MachineBasicBlock &BB,
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inline MachineInstrBuilder BuildMI(MachineBasicBlock &BB,
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MachineBasicBlock::iterator I,
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int Opcode, unsigned NumOperands) {
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MachineInstr *MI = new MachineInstr(Opcode, NumOperands, true, true);
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MachineInstr *MI = new MachineInstr(Opcode, NumOperands);
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BB.insert(I, MI);
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return MachineInstrBuilder(MI);
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}
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@ -47,7 +47,7 @@ void ilist_traits<MachineBasicBlock>::removeNodeFromList(MachineBasicBlock* N) {
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MachineInstr* ilist_traits<MachineInstr>::createSentinel() {
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MachineInstr* dummy = new MachineInstr(0, 0, true, true);
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MachineInstr* dummy = new MachineInstr(0, 0);
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LeakDetector::removeGarbageObject(dummy);
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return dummy;
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}
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@ -41,7 +41,7 @@ namespace llvm {
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/// add* methods below to fill up the operands, instead of the Set methods.
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/// Eventually, the "resizing" ctors will be phased out.
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///
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MachineInstr::MachineInstr(short opcode, unsigned numOperands, bool XX, bool YY)
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MachineInstr::MachineInstr(short opcode, unsigned numOperands)
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: Opcode(opcode), parent(0) {
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operands.reserve(numOperands);
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// Make sure that we get added to a machine basicblock
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@ -184,7 +184,7 @@ void ScheduleDAG::EmitNode(SDNode *Node,
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#endif
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// Create the new machine instruction.
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MachineInstr *MI = new MachineInstr(Opc, NumMIOperands, true, true);
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MachineInstr *MI = new MachineInstr(Opc, NumMIOperands);
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// Add result register values for things that are defined by this
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// instruction.
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@ -61,7 +61,7 @@ inline const MachineInstrBuilder &addDirectMem(const MachineInstrBuilder &MIB,
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unsigned Reg) {
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// Because memory references are always represented with four
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// values, this adds: Reg, [1, NoReg, 0] to the instruction.
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return MIB.addReg(Reg).addZImm(1).addReg(0).addImm(0);
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return MIB.addReg(Reg).addImm(1).addReg(0).addImm(0);
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}
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@ -71,14 +71,14 @@ inline const MachineInstrBuilder &addDirectMem(const MachineInstrBuilder &MIB,
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///
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inline const MachineInstrBuilder &addRegOffset(const MachineInstrBuilder &MIB,
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unsigned Reg, int Offset) {
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return MIB.addReg(Reg).addZImm(1).addReg(0).addImm(Offset);
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return MIB.addReg(Reg).addImm(1).addReg(0).addImm(Offset);
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}
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/// addRegReg - This function is used to add a memory reference of the form:
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/// [Reg + Reg].
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inline const MachineInstrBuilder &addRegReg(const MachineInstrBuilder &MIB,
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unsigned Reg1, unsigned Reg2) {
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return MIB.addReg(Reg1).addZImm(1).addReg(Reg2).addImm(0);
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return MIB.addReg(Reg1).addImm(1).addReg(Reg2).addImm(0);
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}
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inline const MachineInstrBuilder &addFullAddress(const MachineInstrBuilder &MIB,
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@ -91,7 +91,7 @@ inline const MachineInstrBuilder &addFullAddress(const MachineInstrBuilder &MIB,
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MIB.addFrameIndex(AM.Base.FrameIndex);
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else
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assert (0);
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MIB.addZImm(AM.Scale).addReg(AM.IndexReg);
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MIB.addImm(AM.Scale).addReg(AM.IndexReg);
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if (AM.GV)
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return MIB.addGlobalAddress(AM.GV, AM.Disp);
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else
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@ -105,7 +105,7 @@ inline const MachineInstrBuilder &addFullAddress(const MachineInstrBuilder &MIB,
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///
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inline const MachineInstrBuilder &
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addFrameReference(const MachineInstrBuilder &MIB, int FI, int Offset = 0) {
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return MIB.addFrameIndex(FI).addZImm(1).addReg(0).addImm(Offset);
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return MIB.addFrameIndex(FI).addImm(1).addReg(0).addImm(Offset);
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}
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/// addConstantPoolReference - This function is used to add a reference to the
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@ -117,7 +117,7 @@ addFrameReference(const MachineInstrBuilder &MIB, int FI, int Offset = 0) {
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inline const MachineInstrBuilder &
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addConstantPoolReference(const MachineInstrBuilder &MIB, unsigned CPI,
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int Offset = 0) {
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return MIB.addConstantPoolIndex(CPI).addZImm(1).addReg(0).addImm(Offset);
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return MIB.addConstantPoolIndex(CPI).addImm(1).addReg(0).addImm(Offset);
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}
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} // End llvm namespace
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@ -139,14 +139,14 @@ static MachineInstr *MakeMRIInst(unsigned Opcode, unsigned FrameIndex,
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MachineInstr *MI) {
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return addFrameReference(BuildMI(Opcode, 6), FrameIndex)
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.addReg(MI->getOperand(1).getReg())
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.addZImm(MI->getOperand(2).getImmedValue());
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.addImm(MI->getOperand(2).getImmedValue());
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}
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static MachineInstr *MakeMIInst(unsigned Opcode, unsigned FrameIndex,
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MachineInstr *MI) {
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if (MI->getOperand(1).isImmediate())
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return addFrameReference(BuildMI(Opcode, 5), FrameIndex)
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.addZImm(MI->getOperand(1).getImmedValue());
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.addImm(MI->getOperand(1).getImmedValue());
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else if (MI->getOperand(1).isGlobalAddress())
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return addFrameReference(BuildMI(Opcode, 5), FrameIndex)
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.addGlobalAddress(MI->getOperand(1).getGlobal(),
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@ -160,7 +160,7 @@ static MachineInstr *MakeMIInst(unsigned Opcode, unsigned FrameIndex,
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static MachineInstr *MakeM0Inst(unsigned Opcode, unsigned FrameIndex,
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MachineInstr *MI) {
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return addFrameReference(BuildMI(Opcode, 5), FrameIndex).addZImm(0);
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return addFrameReference(BuildMI(Opcode, 5), FrameIndex).addImm(0);
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}
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static MachineInstr *MakeRMInst(unsigned Opcode, unsigned FrameIndex,
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@ -174,7 +174,7 @@ static MachineInstr *MakeRMIInst(unsigned Opcode, unsigned FrameIndex,
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MachineInstr *MI) {
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const MachineOperand& op = MI->getOperand(0);
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return addFrameReference(BuildMI(Opcode, 6, op.getReg(), op.getUseType()),
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FrameIndex).addZImm(MI->getOperand(2).getImmedValue());
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FrameIndex).addImm(MI->getOperand(2).getImmedValue());
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}
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@ -620,7 +620,7 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
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MachineInstr *New = 0;
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if (Old->getOpcode() == X86::ADJCALLSTACKDOWN) {
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New=BuildMI(X86::SUB32ri, 1, X86::ESP, MachineOperand::UseAndDef)
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.addZImm(Amount);
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.addImm(Amount);
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} else {
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assert(Old->getOpcode() == X86::ADJCALLSTACKUP);
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// factor out the amount the callee already popped.
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@ -629,7 +629,7 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
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if (Amount) {
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unsigned Opc = Amount < 128 ? X86::ADD32ri8 : X86::ADD32ri;
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New = BuildMI(Opc, 1, X86::ESP,
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MachineOperand::UseAndDef).addZImm(Amount);
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MachineOperand::UseAndDef).addImm(Amount);
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}
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}
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@ -644,7 +644,7 @@ eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
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unsigned Opc = CalleeAmt < 128 ? X86::SUB32ri8 : X86::SUB32ri;
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MachineInstr *New =
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BuildMI(Opc, 1, X86::ESP,
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MachineOperand::UseAndDef).addZImm(CalleeAmt);
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MachineOperand::UseAndDef).addImm(CalleeAmt);
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MBB.insert(I, New);
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}
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}
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@ -793,11 +793,11 @@ void X86RegisterInfo::emitEpilogue(MachineFunction &MF,
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if (NumBytes > 0) {
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unsigned Opc = NumBytes < 128 ? X86::ADD32ri8 : X86::ADD32ri;
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BuildMI(MBB, MBBI, Opc, 2)
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.addReg(X86::ESP, MachineOperand::UseAndDef).addZImm(NumBytes);
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.addReg(X86::ESP, MachineOperand::UseAndDef).addImm(NumBytes);
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} else if ((int)NumBytes < 0) {
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unsigned Opc = -NumBytes < 128 ? X86::SUB32ri8 : X86::SUB32ri;
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BuildMI(MBB, MBBI, Opc, 2)
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.addReg(X86::ESP, MachineOperand::UseAndDef).addZImm(-NumBytes);
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.addReg(X86::ESP, MachineOperand::UseAndDef).addImm(-NumBytes);
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}
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}
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}
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