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author | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2009-06-01 19:57:37 +0000 |
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committer | Bruno Cardoso Lopes <bruno.cardoso@gmail.com> | 2009-06-01 19:57:37 +0000 |
commit | 434dd4fd94f5f248492c675e4285e7d67342d4c4 (patch) | |
tree | 7fb5024f1a98a8e7c2e2406c86fcc22fed0cc032 /lib/Target/ARM/ARMCodeEmitter.cpp | |
parent | d260c248abd57763aaeeadcab4155655a25d9e97 (diff) | |
download | external_llvm-434dd4fd94f5f248492c675e4285e7d67342d4c4.tar.gz external_llvm-434dd4fd94f5f248492c675e4285e7d67342d4c4.tar.bz2 external_llvm-434dd4fd94f5f248492c675e4285e7d67342d4c4.zip |
Fix new CodeEmitter stuff to follow LLVM codying style. Patch by Aaron Gray
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72697 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMCodeEmitter.cpp')
-rw-r--r-- | lib/Target/ARM/ARMCodeEmitter.cpp | 194 |
1 files changed, 99 insertions, 95 deletions
diff --git a/lib/Target/ARM/ARMCodeEmitter.cpp b/lib/Target/ARM/ARMCodeEmitter.cpp index 70b5d788b4..44fac12019 100644 --- a/lib/Target/ARM/ARMCodeEmitter.cpp +++ b/lib/Target/ARM/ARMCodeEmitter.cpp @@ -45,34 +45,31 @@ namespace { class ARMCodeEmitter { public: - /// getBinaryCodeForInstr - This function, generated by the /// CodeEmitterGenerator using TableGen, produces the binary encoding for /// machine instructions. - unsigned getBinaryCodeForInstr(const MachineInstr &MI); }; - template< class machineCodeEmitter> - class VISIBILITY_HIDDEN Emitter : public MachineFunctionPass, - public ARMCodeEmitter - { + template<class CodeEmitter> + class VISIBILITY_HIDDEN Emitter : public MachineFunctionPass, + public ARMCodeEmitter { ARMJITInfo *JTI; const ARMInstrInfo *II; const TargetData *TD; TargetMachine &TM; - machineCodeEmitter &MCE; + CodeEmitter &MCE; const std::vector<MachineConstantPoolEntry> *MCPEs; const std::vector<MachineJumpTableEntry> *MJTEs; bool IsPIC; public: static char ID; - explicit Emitter(TargetMachine &tm, machineCodeEmitter &mce) + explicit Emitter(TargetMachine &tm, CodeEmitter &mce) : MachineFunctionPass(&ID), JTI(0), II(0), TD(0), TM(tm), MCE(mce), MCPEs(0), MJTEs(0), IsPIC(TM.getRelocationModel() == Reloc::PIC_) {} - Emitter(TargetMachine &tm, machineCodeEmitter &mce, + Emitter(TargetMachine &tm, CodeEmitter &mce, const ARMInstrInfo &ii, const TargetData &td) : MachineFunctionPass(&ID), JTI(0), II(&ii), TD(&td), TM(tm), MCE(mce), MCPEs(0), MJTEs(0), @@ -170,30 +167,28 @@ namespace { void emitMachineBasicBlock(MachineBasicBlock *BB, unsigned Reloc, intptr_t JTBase = 0); }; - template <class machineCodeEmitter> - char Emitter<machineCodeEmitter>::ID = 0; + template <class CodeEmitter> + char Emitter<CodeEmitter>::ID = 0; } /// createARMCodeEmitterPass - Return a pass that emits the collected ARM code /// to the specified MCE object. namespace llvm { - -FunctionPass *createARMCodeEmitterPass( - ARMTargetMachine &TM, MachineCodeEmitter &MCE) -{ + +FunctionPass *createARMCodeEmitterPass(ARMTargetMachine &TM, + MachineCodeEmitter &MCE) { return new Emitter<MachineCodeEmitter>(TM, MCE); } -FunctionPass *createARMJITCodeEmitterPass( - ARMTargetMachine &TM, JITCodeEmitter &JCE) -{ +FunctionPass *createARMJITCodeEmitterPass(ARMTargetMachine &TM, + JITCodeEmitter &JCE) { return new Emitter<JITCodeEmitter>(TM, JCE); } } // end namespace llvm -template< class machineCodeEmitter> -bool Emitter< machineCodeEmitter>::runOnMachineFunction(MachineFunction &MF) { +template<class CodeEmitter> +bool Emitter<CodeEmitter>::runOnMachineFunction(MachineFunction &MF) { assert((MF.getTarget().getRelocationModel() != Reloc::Default || MF.getTarget().getRelocationModel() != Reloc::Static) && "JIT relocation model must be set to static or default!"); @@ -222,8 +217,8 @@ bool Emitter< machineCodeEmitter>::runOnMachineFunction(MachineFunction &MF) { /// getShiftOp - Return the shift opcode (bit[6:5]) of the immediate value. /// -template< class machineCodeEmitter> -unsigned Emitter< machineCodeEmitter>::getShiftOp(unsigned Imm) const { +template<class CodeEmitter> +unsigned Emitter<CodeEmitter>::getShiftOp(unsigned Imm) const { switch (ARM_AM::getAM2ShiftOpc(Imm)) { default: assert(0 && "Unknown shift opc!"); case ARM_AM::asr: return 2; @@ -237,9 +232,9 @@ unsigned Emitter< machineCodeEmitter>::getShiftOp(unsigned Imm) const { /// getMachineOpValue - Return binary encoding of operand. If the machine /// operand requires relocation, record the relocation and return zero. -template< class machineCodeEmitter> -unsigned Emitter< machineCodeEmitter>::getMachineOpValue(const MachineInstr &MI, - const MachineOperand &MO) { +template<class CodeEmitter> +unsigned Emitter<CodeEmitter>::getMachineOpValue(const MachineInstr &MI, + const MachineOperand &MO) { if (MO.isReg()) return ARMRegisterInfo::getRegisterNumbering(MO.getReg()); else if (MO.isImm()) @@ -267,18 +262,19 @@ unsigned Emitter< machineCodeEmitter>::getMachineOpValue(const MachineInstr &MI, /// emitGlobalAddress - Emit the specified address to the code stream. /// -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitGlobalAddress(GlobalValue *GV, unsigned Reloc, - bool NeedStub, intptr_t ACPV) { - MCE.addRelocation(MachineRelocation::getGV(MCE.getCurrentPCOffset(), - Reloc, GV, ACPV, NeedStub)); +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitGlobalAddress(GlobalValue *GV, unsigned Reloc, + bool NeedStub, intptr_t ACPV) { + MCE.addRelocation(MachineRelocation::getGV(MCE.getCurrentPCOffset(), Reloc, + GV, ACPV, NeedStub)); } /// emitExternalSymbolAddress - Arrange for the address of an external symbol to /// be emitted to the current location in the function, and allow it to be PC /// relative. -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitExternalSymbolAddress(const char *ES, unsigned Reloc) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitExternalSymbolAddress(const char *ES, + unsigned Reloc) { MCE.addRelocation(MachineRelocation::getExtSym(MCE.getCurrentPCOffset(), Reloc, ES)); } @@ -286,8 +282,9 @@ void Emitter< machineCodeEmitter>::emitExternalSymbolAddress(const char *ES, uns /// emitConstPoolAddress - Arrange for the address of an constant pool /// to be emitted to the current location in the function, and allow it to be PC /// relative. -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitConstPoolAddress(unsigned CPI, unsigned Reloc) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitConstPoolAddress(unsigned CPI, + unsigned Reloc) { // Tell JIT emitter we'll resolve the address. MCE.addRelocation(MachineRelocation::getConstPool(MCE.getCurrentPCOffset(), Reloc, CPI, 0, true)); @@ -296,22 +293,23 @@ void Emitter< machineCodeEmitter>::emitConstPoolAddress(unsigned CPI, unsigned R /// emitJumpTableAddress - Arrange for the address of a jump table to /// be emitted to the current location in the function, and allow it to be PC /// relative. -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitJumpTableAddress(unsigned JTIndex, unsigned Reloc) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitJumpTableAddress(unsigned JTIndex, + unsigned Reloc) { MCE.addRelocation(MachineRelocation::getJumpTable(MCE.getCurrentPCOffset(), Reloc, JTIndex, 0, true)); } /// emitMachineBasicBlock - Emit the specified address basic block. -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitMachineBasicBlock(MachineBasicBlock *BB, - unsigned Reloc, intptr_t JTBase) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitMachineBasicBlock(MachineBasicBlock *BB, + unsigned Reloc, intptr_t JTBase) { MCE.addRelocation(MachineRelocation::getBB(MCE.getCurrentPCOffset(), Reloc, BB, JTBase)); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitWordLE(unsigned Binary) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitWordLE(unsigned Binary) { #ifndef NDEBUG DOUT << " 0x" << std::hex << std::setw(8) << std::setfill('0') << Binary << std::dec << "\n"; @@ -319,8 +317,8 @@ void Emitter< machineCodeEmitter>::emitWordLE(unsigned Binary) { MCE.emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitDWordLE(uint64_t Binary) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitDWordLE(uint64_t Binary) { #ifndef NDEBUG DOUT << " 0x" << std::hex << std::setw(8) << std::setfill('0') << (unsigned)Binary << std::dec << "\n"; @@ -330,8 +328,8 @@ void Emitter< machineCodeEmitter>::emitDWordLE(uint64_t Binary) { MCE.emitDWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitInstruction(const MachineInstr &MI) { DOUT << "JIT: " << (void*)MCE.getCurrentPCValue() << ":\t" << MI; NumEmitted++; // Keep track of the # of mi's emitted @@ -397,8 +395,8 @@ void Emitter< machineCodeEmitter>::emitInstruction(const MachineInstr &MI) { } } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitConstPoolInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitConstPoolInstruction(const MachineInstr &MI) { unsigned CPI = MI.getOperand(0).getImm(); // CP instruction index. unsigned CPIndex = MI.getOperand(1).getIndex(); // Actual cp entry index. const MachineConstantPoolEntry &MCPE = (*MCPEs)[CPIndex]; @@ -465,8 +463,8 @@ void Emitter< machineCodeEmitter>::emitConstPoolInstruction(const MachineInstr & } } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitMOVi2piecesInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitMOVi2piecesInstruction(const MachineInstr &MI) { const MachineOperand &MO0 = MI.getOperand(0); const MachineOperand &MO1 = MI.getOperand(1); assert(MO1.isImm() && "Not a valid so_imm value!"); @@ -507,8 +505,8 @@ void Emitter< machineCodeEmitter>::emitMOVi2piecesInstruction(const MachineInstr emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitLEApcrelJTInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitLEApcrelJTInstruction(const MachineInstr &MI) { // It's basically add r, pc, (LJTI - $+8) const TargetInstrDesc &TID = MI.getDesc(); @@ -536,8 +534,8 @@ void Emitter< machineCodeEmitter>::emitLEApcrelJTInstruction(const MachineInstr emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitPseudoMoveInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitPseudoMoveInstruction(const MachineInstr &MI) { unsigned Opcode = MI.getDesc().Opcode; // Part of binary is determined by TableGn. @@ -576,15 +574,15 @@ void Emitter< machineCodeEmitter>::emitPseudoMoveInstruction(const MachineInstr emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::addPCLabel(unsigned LabelID) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::addPCLabel(unsigned LabelID) { DOUT << " ** LPC" << LabelID << " @ " << (void*)MCE.getCurrentPCValue() << '\n'; JTI->addPCLabelAddr(LabelID, MCE.getCurrentPCValue()); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitPseudoInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitPseudoInstruction(const MachineInstr &MI) { unsigned Opcode = MI.getDesc().Opcode; switch (Opcode) { default: @@ -653,8 +651,9 @@ void Emitter< machineCodeEmitter>::emitPseudoInstruction(const MachineInstr &MI) } } -template< class machineCodeEmitter> -unsigned Emitter< machineCodeEmitter>::getMachineSoRegOpValue(const MachineInstr &MI, +template<class CodeEmitter> +unsigned Emitter<CodeEmitter>::getMachineSoRegOpValue( + const MachineInstr &MI, const TargetInstrDesc &TID, const MachineOperand &MO, unsigned OpIdx) { @@ -712,8 +711,8 @@ unsigned Emitter< machineCodeEmitter>::getMachineSoRegOpValue(const MachineInstr return Binary | ARM_AM::getSORegOffset(MO2.getImm()) << 7; } -template< class machineCodeEmitter> -unsigned Emitter< machineCodeEmitter>::getMachineSoImmOpValue(unsigned SoImm) { +template<class CodeEmitter> +unsigned Emitter<CodeEmitter>::getMachineSoImmOpValue(unsigned SoImm) { // Encode rotate_imm. unsigned Binary = (ARM_AM::getSOImmValRot(SoImm) >> 1) << ARMII::SoRotImmShift; @@ -723,9 +722,9 @@ unsigned Emitter< machineCodeEmitter>::getMachineSoImmOpValue(unsigned SoImm) { return Binary; } -template< class machineCodeEmitter> -unsigned Emitter< machineCodeEmitter>::getAddrModeSBit(const MachineInstr &MI, - const TargetInstrDesc &TID) const { +template<class CodeEmitter> +unsigned Emitter<CodeEmitter>::getAddrModeSBit(const MachineInstr &MI, + const TargetInstrDesc &TID) const { for (unsigned i = MI.getNumOperands(), e = TID.getNumOperands(); i != e; --i){ const MachineOperand &MO = MI.getOperand(i-1); if (MO.isReg() && MO.isDef() && MO.getReg() == ARM::CPSR) @@ -734,8 +733,9 @@ unsigned Emitter< machineCodeEmitter>::getAddrModeSBit(const MachineInstr &MI, return 0; } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitDataProcessingInstruction(const MachineInstr &MI, +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitDataProcessingInstruction( + const MachineInstr &MI, unsigned ImplicitRd, unsigned ImplicitRn) { const TargetInstrDesc &TID = MI.getDesc(); @@ -798,8 +798,9 @@ void Emitter< machineCodeEmitter>::emitDataProcessingInstruction(const MachineIn emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitLoadStoreInstruction(const MachineInstr &MI, +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitLoadStoreInstruction( + const MachineInstr &MI, unsigned ImplicitRd, unsigned ImplicitRn) { const TargetInstrDesc &TID = MI.getDesc(); @@ -873,9 +874,9 @@ void Emitter< machineCodeEmitter>::emitLoadStoreInstruction(const MachineInstr & emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitMiscLoadStoreInstruction(const MachineInstr &MI, - unsigned ImplicitRn) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitMiscLoadStoreInstruction(const MachineInstr &MI, + unsigned ImplicitRn) { const TargetInstrDesc &TID = MI.getDesc(); unsigned Form = TID.TSFlags & ARMII::FormMask; bool IsPrePost = (TID.TSFlags & ARMII::IndexModeMask) != 0; @@ -957,8 +958,9 @@ static unsigned getAddrModeUPBits(unsigned Mode) { return Binary; } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitLoadStoreMultipleInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitLoadStoreMultipleInstruction( + const MachineInstr &MI) { // Part of binary is determined by TableGn. unsigned Binary = getBinaryCodeForInstr(MI); @@ -990,8 +992,8 @@ void Emitter< machineCodeEmitter>::emitLoadStoreMultipleInstruction(const Machin emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitMulFrmInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitMulFrmInstruction(const MachineInstr &MI) { const TargetInstrDesc &TID = MI.getDesc(); // Part of binary is determined by TableGn. @@ -1028,8 +1030,8 @@ void Emitter< machineCodeEmitter>::emitMulFrmInstruction(const MachineInstr &MI) emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitExtendInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitExtendInstruction(const MachineInstr &MI) { const TargetInstrDesc &TID = MI.getDesc(); // Part of binary is determined by TableGn. @@ -1066,8 +1068,8 @@ void Emitter< machineCodeEmitter>::emitExtendInstruction(const MachineInstr &MI) emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitMiscArithInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitMiscArithInstruction(const MachineInstr &MI) { const TargetInstrDesc &TID = MI.getDesc(); // Part of binary is determined by TableGn. @@ -1105,8 +1107,8 @@ void Emitter< machineCodeEmitter>::emitMiscArithInstruction(const MachineInstr & emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitBranchInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitBranchInstruction(const MachineInstr &MI) { const TargetInstrDesc &TID = MI.getDesc(); if (TID.Opcode == ARM::TPsoft) @@ -1124,8 +1126,8 @@ void Emitter< machineCodeEmitter>::emitBranchInstruction(const MachineInstr &MI) emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitInlineJumpTable(unsigned JTIndex) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitInlineJumpTable(unsigned JTIndex) { // Remember the base address of the inline jump table. uintptr_t JTBase = MCE.getCurrentPCValue(); JTI->addJumpTableBaseAddr(JTIndex, JTBase); @@ -1144,8 +1146,8 @@ void Emitter< machineCodeEmitter>::emitInlineJumpTable(unsigned JTIndex) { } } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitMiscBranchInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitMiscBranchInstruction(const MachineInstr &MI) { const TargetInstrDesc &TID = MI.getDesc(); // Handle jump tables. @@ -1225,8 +1227,8 @@ static unsigned encodeVFPRm(const MachineInstr &MI, unsigned OpIdx) { return Binary; } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitVFPArithInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitVFPArithInstruction(const MachineInstr &MI) { const TargetInstrDesc &TID = MI.getDesc(); // Part of binary is determined by TableGn. @@ -1265,8 +1267,9 @@ void Emitter< machineCodeEmitter>::emitVFPArithInstruction(const MachineInstr &M emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitVFPConversionInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitVFPConversionInstruction( + const MachineInstr &MI) { const TargetInstrDesc &TID = MI.getDesc(); unsigned Form = TID.TSFlags & ARMII::FormMask; @@ -1322,8 +1325,8 @@ void Emitter< machineCodeEmitter>::emitVFPConversionInstruction(const MachineIns emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitVFPLoadStoreInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitVFPLoadStoreInstruction(const MachineInstr &MI) { // Part of binary is determined by TableGn. unsigned Binary = getBinaryCodeForInstr(MI); @@ -1357,8 +1360,9 @@ void Emitter< machineCodeEmitter>::emitVFPLoadStoreInstruction(const MachineInst emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitVFPLoadStoreMultipleInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitVFPLoadStoreMultipleInstruction( + const MachineInstr &MI) { // Part of binary is determined by TableGn. unsigned Binary = getBinaryCodeForInstr(MI); @@ -1392,8 +1396,8 @@ void Emitter< machineCodeEmitter>::emitVFPLoadStoreMultipleInstruction(const Mac emitWordLE(Binary); } -template< class machineCodeEmitter> -void Emitter< machineCodeEmitter>::emitMiscInstruction(const MachineInstr &MI) { +template<class CodeEmitter> +void Emitter<CodeEmitter>::emitMiscInstruction(const MachineInstr &MI) { // Part of binary is determined by TableGn. unsigned Binary = getBinaryCodeForInstr(MI); |