ARMMachineFunctionInfo.h revision 6948897e478cbd66626159776a8017b3c18579b9
131d157ae1ac2cd9c787dc3c1d28e64c682803844Jia Liu//===-- ARMMachineFuctionInfo.h - ARM machine function info -----*- C++ -*-===// 2764ab52dd80310a205c9888bf166d09dab858f90Jim Grosbach// 3a8e2989ece6dc46df59b0768184028257f913843Evan Cheng// The LLVM Compiler Infrastructure 4a8e2989ece6dc46df59b0768184028257f913843Evan Cheng// 54ee451de366474b9c228b4e5fa573795a715216dChris Lattner// This file is distributed under the University of Illinois Open Source 64ee451de366474b9c228b4e5fa573795a715216dChris Lattner// License. See LICENSE.TXT for details. 7764ab52dd80310a205c9888bf166d09dab858f90Jim Grosbach// 8a8e2989ece6dc46df59b0768184028257f913843Evan Cheng//===----------------------------------------------------------------------===// 9a8e2989ece6dc46df59b0768184028257f913843Evan Cheng// 10a8e2989ece6dc46df59b0768184028257f913843Evan Cheng// This file declares ARM-specific per-machine-function information. 11a8e2989ece6dc46df59b0768184028257f913843Evan Cheng// 12a8e2989ece6dc46df59b0768184028257f913843Evan Cheng//===----------------------------------------------------------------------===// 13a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 1437ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines#ifndef LLVM_LIB_TARGET_ARM_ARMMACHINEFUNCTIONINFO_H 1537ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines#define LLVM_LIB_TARGET_ARM_ARMMACHINEFUNCTIONINFO_H 16a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 17a8e2989ece6dc46df59b0768184028257f913843Evan Cheng#include "ARMSubtarget.h" 18a1514e24cc24b050f53a12650e047799358833a1Chandler Carruth#include "llvm/ADT/BitVector.h" 19ebe69fe11e48d322045d5949c83283927a0d790bStephen Hines#include "llvm/ADT/DenseMap.h" 20a8e2989ece6dc46df59b0768184028257f913843Evan Cheng#include "llvm/CodeGen/MachineFunction.h" 21a8e2989ece6dc46df59b0768184028257f913843Evan Cheng#include "llvm/Target/TargetMachine.h" 22a1514e24cc24b050f53a12650e047799358833a1Chandler Carruth#include "llvm/Target/TargetRegisterInfo.h" 23a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 24a8e2989ece6dc46df59b0768184028257f913843Evan Chengnamespace llvm { 25a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 26ca3f06963c21ee34c7454be807c4d72af3b0f3adBob Wilson/// ARMFunctionInfo - This class is derived from MachineFunctionInfo and 27ca3f06963c21ee34c7454be807c4d72af3b0f3adBob Wilson/// contains private ARM-specific information for each MachineFunction. 28a8e2989ece6dc46df59b0768184028257f913843Evan Chengclass ARMFunctionInfo : public MachineFunctionInfo { 292d24e2a396a1d211baaeedf32148a3b657240170David Blaikie virtual void anchor(); 30a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 31a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// isThumb - True if this function is compiled under Thumb mode. 32bd24f3f398bc26d686836dc412f3c1997953f427Dale Johannesen /// Used to initialized Align, so must precede it. 33a8e2989ece6dc46df59b0768184028257f913843Evan Cheng bool isThumb; 34a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 355e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin /// hasThumb2 - True if the target architecture supports Thumb2. Do not use 365e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin /// to determine if function is compiled under Thumb mode, for that use 375e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin /// 'isThumb'. 385e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin bool hasThumb2; 395e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin 40083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy /// StByValParamsPadding - For parameter that is split between 41083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy /// GPRs and memory; while recovering GPRs part, when 4236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines /// StackAlignment > 4, and GPRs-part-size mod StackAlignment != 0, 43083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy /// we need to insert gap before parameter start address. It allows to 44083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy /// "attach" GPR-part to the part that was passed via stack. 45083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy unsigned StByValParamsPadding; 46083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy 47a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// VarArgsRegSaveSize - Size of the register save area for vararg functions. 48a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// 49f65e4932f83ac0c36594d97fca73dc9a9fd26672Stepan Dyatkovskiy unsigned ArgRegsSaveSize; 50a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 5137ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines /// ReturnRegsCount - Number of registers used up in the return. 5237ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines unsigned ReturnRegsCount; 5337ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines 5475e18c403e4046057cb99accb3afc7cdf6fadd61Evan Cheng /// HasStackFrame - True if this function has a stack frame. Set by 55a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// processFunctionBeforeCalleeSavedScan(). 5675e18c403e4046057cb99accb3afc7cdf6fadd61Evan Cheng bool HasStackFrame; 57a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 58ac096808a3accc516ae7c193c9a2c1392bf3301aEvan Cheng /// RestoreSPFromFP - True if epilogue should restore SP from FP. Set by 59ac096808a3accc516ae7c193c9a2c1392bf3301aEvan Cheng /// emitPrologue. 60ac096808a3accc516ae7c193c9a2c1392bf3301aEvan Cheng bool RestoreSPFromFP; 61ac096808a3accc516ae7c193c9a2c1392bf3301aEvan Cheng 62f49407b790d8664d8ff9c103931b115ebe9cc96eEvan Cheng /// LRSpilledForFarJump - True if the LR register has been for spilled to 63f49407b790d8664d8ff9c103931b115ebe9cc96eEvan Cheng /// enable far jump. 64f49407b790d8664d8ff9c103931b115ebe9cc96eEvan Cheng bool LRSpilledForFarJump; 6578268b943669cd0c0e1e874e2a329fcf200bd59bEvan Cheng 6675e18c403e4046057cb99accb3afc7cdf6fadd61Evan Cheng /// FramePtrSpillOffset - If HasStackFrame, this records the frame pointer 67a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// spill stack offset. 68a8e2989ece6dc46df59b0768184028257f913843Evan Cheng unsigned FramePtrSpillOffset; 69a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 70ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach /// GPRCS1Offset, GPRCS2Offset, DPRCSOffset - Starting offset of callee saved 71ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach /// register spills areas. For Mac OS X: 72a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// 73ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach /// GPR callee-saved (1) : r4, r5, r6, r7, lr 74ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach /// -------------------------------------------- 75ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach /// GPR callee-saved (2) : r8, r10, r11 76a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// -------------------------------------------- 77a8e2989ece6dc46df59b0768184028257f913843Evan Cheng /// DPR callee-saved : d8 - d15 78f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// 79f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// Also see AlignedDPRCSRegs below. Not all D-regs need to go in area 3. 80f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// Some may be spilled after the stack has been realigned. 81ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned GPRCS1Offset; 82ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned GPRCS2Offset; 83a8e2989ece6dc46df59b0768184028257f913843Evan Cheng unsigned DPRCSOffset; 84a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 85ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach /// GPRCS1Size, GPRCS2Size, DPRCSSize - Sizes of callee saved register spills 86ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach /// areas. 87ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned GPRCS1Size; 88ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned GPRCS2Size; 8937ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines unsigned DPRCSAlignGapSize; 90a8e2989ece6dc46df59b0768184028257f913843Evan Cheng unsigned DPRCSSize; 91a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 92f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// NumAlignedDPRCS2Regs - The number of callee-saved DPRs that are saved in 93f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// the aligned portion of the stack frame. This is always a contiguous 94f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// sequence of D-registers starting from d8. 95f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// 96f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// We do not keep track of the frame indices used for these registers - they 97f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// behave like any other frame index in the aligned stack frame. These 98f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen /// registers also aren't included in DPRCSSize above. 99f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen unsigned NumAlignedDPRCS2Regs; 100f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen 1015de5d4b6d0eb3fd379fa571d82f6fa764460b3b8Evan Cheng unsigned PICLabelUId; 102f1bbb9577a42cf7dc3079412f1dd7683e3a03665Evan Cheng 1031e93df6f0b5ee6e36d7ec18e6035f0f5a53e5ec6Dan Gohman /// VarArgsFrameIndex - FrameIndex for start of varargs area. 1041e93df6f0b5ee6e36d7ec18e6035f0f5a53e5ec6Dan Gohman int VarArgsFrameIndex; 1051e93df6f0b5ee6e36d7ec18e6035f0f5a53e5ec6Dan Gohman 10686050dc8cc0aaea8c9dfeb89de02cafbd7f48d92Evan Cheng /// HasITBlocks - True if IT blocks have been inserted. 10786050dc8cc0aaea8c9dfeb89de02cafbd7f48d92Evan Cheng bool HasITBlocks; 10886050dc8cc0aaea8c9dfeb89de02cafbd7f48d92Evan Cheng 10998b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov /// CPEClones - Track constant pool entries clones created by Constant Island 11098b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov /// pass. 11198b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov DenseMap<unsigned, unsigned> CPEClones; 11298b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov 1138f50647662560167b88851f92c3c891d2e7c1696Jush Lu /// GlobalBaseReg - keeps track of the virtual register initialized for 1148f50647662560167b88851f92c3c891d2e7c1696Jush Lu /// use as the global base register. This is used for PIC in some PIC 1158f50647662560167b88851f92c3c891d2e7c1696Jush Lu /// relocation models. 1168f50647662560167b88851f92c3c891d2e7c1696Jush Lu unsigned GlobalBaseReg; 1178f50647662560167b88851f92c3c891d2e7c1696Jush Lu 11836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines /// ArgumentStackSize - amount of bytes on stack consumed by the arguments 11936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines /// being passed on the stack 12036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines unsigned ArgumentStackSize; 12136b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 12237ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines /// CoalescedWeights - mapping of basic blocks to the rolling counter of 12337ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines /// coalesced weights. 12437ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines DenseMap<const MachineBasicBlock*, unsigned> CoalescedWeights; 12537ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines 126a8e2989ece6dc46df59b0768184028257f913843Evan Chengpublic: 127a8e2989ece6dc46df59b0768184028257f913843Evan Cheng ARMFunctionInfo() : 1285e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin isThumb(false), 1295e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin hasThumb2(false), 13037ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines ArgRegsSaveSize(0), ReturnRegsCount(0), HasStackFrame(false), 13137ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines RestoreSPFromFP(false), 1321f30dcbd8dcf18cabb4be780fcf492869d5dcab9Jim Grosbach LRSpilledForFarJump(false), 133ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach FramePtrSpillOffset(0), GPRCS1Offset(0), GPRCS2Offset(0), DPRCSOffset(0), 13437ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines GPRCS1Size(0), GPRCS2Size(0), DPRCSAlignGapSize(0), DPRCSSize(0), 1356948897e478cbd66626159776a8017b3c18579b9Pirama Arumuga Nainar NumAlignedDPRCS2Regs(0), PICLabelUId(0), 1368f50647662560167b88851f92c3c891d2e7c1696Jush Lu VarArgsFrameIndex(0), HasITBlocks(false), GlobalBaseReg(0) {} 137a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 138c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines explicit ARMFunctionInfo(MachineFunction &MF); 139a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 140a8e2989ece6dc46df59b0768184028257f913843Evan Cheng bool isThumbFunction() const { return isThumb; } 141f1daf7d8abebd6e0104a6b41a774ccbb19a51c60David Goodwin bool isThumb1OnlyFunction() const { return isThumb && !hasThumb2; } 1425e47a9a6e46bd271eba058fb831da1a1edf8707cDavid Goodwin bool isThumb2Function() const { return isThumb && hasThumb2; } 143a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 144083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy unsigned getStoredByValParamsPadding() const { return StByValParamsPadding; } 145083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy void setStoredByValParamsPadding(unsigned p) { StByValParamsPadding = p; } 146083bc97344d618884ef04bc1ba1fc4ddf14d867dStepan Dyatkovskiy 1474c5e43da7792f75567b693105cc53e3f1992ad98Pirama Arumuga Nainar unsigned getArgRegsSaveSize() const { return ArgRegsSaveSize; } 148f65e4932f83ac0c36594d97fca73dc9a9fd26672Stepan Dyatkovskiy void setArgRegsSaveSize(unsigned s) { ArgRegsSaveSize = s; } 149a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 15037ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines unsigned getReturnRegsCount() const { return ReturnRegsCount; } 15137ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines void setReturnRegsCount(unsigned s) { ReturnRegsCount = s; } 15237ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines 15375e18c403e4046057cb99accb3afc7cdf6fadd61Evan Cheng bool hasStackFrame() const { return HasStackFrame; } 15475e18c403e4046057cb99accb3afc7cdf6fadd61Evan Cheng void setHasStackFrame(bool s) { HasStackFrame = s; } 15578268b943669cd0c0e1e874e2a329fcf200bd59bEvan Cheng 156ac096808a3accc516ae7c193c9a2c1392bf3301aEvan Cheng bool shouldRestoreSPFromFP() const { return RestoreSPFromFP; } 157ac096808a3accc516ae7c193c9a2c1392bf3301aEvan Cheng void setShouldRestoreSPFromFP(bool s) { RestoreSPFromFP = s; } 158ac096808a3accc516ae7c193c9a2c1392bf3301aEvan Cheng 159f49407b790d8664d8ff9c103931b115ebe9cc96eEvan Cheng bool isLRSpilledForFarJump() const { return LRSpilledForFarJump; } 160f49407b790d8664d8ff9c103931b115ebe9cc96eEvan Cheng void setLRIsSpilledForFarJump(bool s) { LRSpilledForFarJump = s; } 16178268b943669cd0c0e1e874e2a329fcf200bd59bEvan Cheng 162a8e2989ece6dc46df59b0768184028257f913843Evan Cheng unsigned getFramePtrSpillOffset() const { return FramePtrSpillOffset; } 163a8e2989ece6dc46df59b0768184028257f913843Evan Cheng void setFramePtrSpillOffset(unsigned o) { FramePtrSpillOffset = o; } 164764ab52dd80310a205c9888bf166d09dab858f90Jim Grosbach 165f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen unsigned getNumAlignedDPRCS2Regs() const { return NumAlignedDPRCS2Regs; } 166f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen void setNumAlignedDPRCS2Regs(unsigned n) { NumAlignedDPRCS2Regs = n; } 167f06f6f50e9844b88cfbb9fb896fff9c3a752966bJakob Stoklund Olesen 168ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned getGPRCalleeSavedArea1Offset() const { return GPRCS1Offset; } 169ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned getGPRCalleeSavedArea2Offset() const { return GPRCS2Offset; } 170a8e2989ece6dc46df59b0768184028257f913843Evan Cheng unsigned getDPRCalleeSavedAreaOffset() const { return DPRCSOffset; } 171a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 172ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach void setGPRCalleeSavedArea1Offset(unsigned o) { GPRCS1Offset = o; } 173ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach void setGPRCalleeSavedArea2Offset(unsigned o) { GPRCS2Offset = o; } 174a8e2989ece6dc46df59b0768184028257f913843Evan Cheng void setDPRCalleeSavedAreaOffset(unsigned o) { DPRCSOffset = o; } 175a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 176ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned getGPRCalleeSavedArea1Size() const { return GPRCS1Size; } 177ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach unsigned getGPRCalleeSavedArea2Size() const { return GPRCS2Size; } 17837ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines unsigned getDPRCalleeSavedGapSize() const { return DPRCSAlignGapSize; } 179a8e2989ece6dc46df59b0768184028257f913843Evan Cheng unsigned getDPRCalleeSavedAreaSize() const { return DPRCSSize; } 180a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 181ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach void setGPRCalleeSavedArea1Size(unsigned s) { GPRCS1Size = s; } 182ab3d00e5350fd4c097e2a5b077da7584692029a7Jim Grosbach void setGPRCalleeSavedArea2Size(unsigned s) { GPRCS2Size = s; } 18337ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines void setDPRCalleeSavedGapSize(unsigned s) { DPRCSAlignGapSize = s; } 184a8e2989ece6dc46df59b0768184028257f913843Evan Cheng void setDPRCalleeSavedAreaSize(unsigned s) { DPRCSSize = s; } 185a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 18636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines unsigned getArgumentStackSize() const { return ArgumentStackSize; } 18736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines void setArgumentStackSize(unsigned size) { ArgumentStackSize = size; } 18836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 1895de5d4b6d0eb3fd379fa571d82f6fa764460b3b8Evan Cheng void initPICLabelUId(unsigned UId) { 1905de5d4b6d0eb3fd379fa571d82f6fa764460b3b8Evan Cheng PICLabelUId = UId; 191f1bbb9577a42cf7dc3079412f1dd7683e3a03665Evan Cheng } 192f1bbb9577a42cf7dc3079412f1dd7683e3a03665Evan Cheng 1935de5d4b6d0eb3fd379fa571d82f6fa764460b3b8Evan Cheng unsigned getNumPICLabels() const { 1945de5d4b6d0eb3fd379fa571d82f6fa764460b3b8Evan Cheng return PICLabelUId; 195f1bbb9577a42cf7dc3079412f1dd7683e3a03665Evan Cheng } 196f1bbb9577a42cf7dc3079412f1dd7683e3a03665Evan Cheng 1975de5d4b6d0eb3fd379fa571d82f6fa764460b3b8Evan Cheng unsigned createPICLabelUId() { 1985de5d4b6d0eb3fd379fa571d82f6fa764460b3b8Evan Cheng return PICLabelUId++; 199f1bbb9577a42cf7dc3079412f1dd7683e3a03665Evan Cheng } 2001e93df6f0b5ee6e36d7ec18e6035f0f5a53e5ec6Dan Gohman 2011e93df6f0b5ee6e36d7ec18e6035f0f5a53e5ec6Dan Gohman int getVarArgsFrameIndex() const { return VarArgsFrameIndex; } 2021e93df6f0b5ee6e36d7ec18e6035f0f5a53e5ec6Dan Gohman void setVarArgsFrameIndex(int Index) { VarArgsFrameIndex = Index; } 20386050dc8cc0aaea8c9dfeb89de02cafbd7f48d92Evan Cheng 20486050dc8cc0aaea8c9dfeb89de02cafbd7f48d92Evan Cheng bool hasITBlocks() const { return HasITBlocks; } 20586050dc8cc0aaea8c9dfeb89de02cafbd7f48d92Evan Cheng void setHasITBlocks(bool h) { HasITBlocks = h; } 20698b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov 2078f50647662560167b88851f92c3c891d2e7c1696Jush Lu unsigned getGlobalBaseReg() const { return GlobalBaseReg; } 2088f50647662560167b88851f92c3c891d2e7c1696Jush Lu void setGlobalBaseReg(unsigned Reg) { GlobalBaseReg = Reg; } 2098f50647662560167b88851f92c3c891d2e7c1696Jush Lu 21098b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov void recordCPEClone(unsigned CPIdx, unsigned CPCloneIdx) { 21198b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov if (!CPEClones.insert(std::make_pair(CPCloneIdx, CPIdx)).second) 212c6a4f5e819217e1e12c458aed8e7b122e23a3a58Stephen Hines llvm_unreachable("Duplicate entries!"); 21398b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov } 21498b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov 21598b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov unsigned getOriginalCPIdx(unsigned CloneIdx) const { 21698b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov DenseMap<unsigned, unsigned>::const_iterator I = CPEClones.find(CloneIdx); 21798b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov if (I != CPEClones.end()) 21898b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov return I->second; 21998b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov else 22098b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov return -1U; 22198b928ea71576c243bdb203879d966be9cde5f3cAnton Korobeynikov } 22237ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines 22337ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines DenseMap<const MachineBasicBlock*, unsigned>::iterator getCoalescedWeight( 22437ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines MachineBasicBlock* MBB) { 22537ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines auto It = CoalescedWeights.find(MBB); 22637ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines if (It == CoalescedWeights.end()) { 22737ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines It = CoalescedWeights.insert(std::make_pair(MBB, 0)).first; 22837ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines } 22937ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines return It; 23037ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines } 231a8e2989ece6dc46df59b0768184028257f913843Evan Cheng}; 232a8e2989ece6dc46df59b0768184028257f913843Evan Cheng} // End llvm namespace 233a8e2989ece6dc46df59b0768184028257f913843Evan Cheng 23437ed9c199ca639565f6ce88105f9e39e898d82d0Stephen Hines#endif 235