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usr / src / contrib / llvm-project / llvm / lib / Target / X86 /

📁 ..
📁 AsmParser
📁 Disassembler
📄 ImmutableGraph.h(15.15 KB)
📁 MCTargetDesc
📁 TargetInfo
📄 X86.h(7.41 KB)
📄 X86.td(68.44 KB)
📄 X86AsmPrinter.cpp(27.18 KB)
📄 X86AsmPrinter.h(5.96 KB)
📄 X86AvoidStoreForwardingBlocks.cpp(27.94 KB)
📄 X86AvoidTrailingCall.cpp(4.91 KB)
📄 X86CallFrameOptimization.cpp(23.07 KB)
📄 X86CallLowering.cpp(17.62 KB)
📄 X86CallLowering.h(1.74 KB)
📄 X86CallingConv.cpp(13.34 KB)
📄 X86CallingConv.h(1.09 KB)
📄 X86CallingConv.td(46.15 KB)
📄 X86CmovConversion.cpp(34.07 KB)
📄 X86CondBrFolding.cpp(18.4 KB)
📄 X86DiscriminateMemOps.cpp(7.11 KB)
📄 X86DomainReassignment.cpp(25.87 KB)
📄 X86EvexToVex.cpp(8.8 KB)
📄 X86ExpandPseudo.cpp(16.95 KB)
📄 X86FastISel.cpp(139.28 KB)
📄 X86FixupBWInsts.cpp(18.09 KB)
📄 X86FixupLEAs.cpp(24.44 KB)
📄 X86FixupSetCC.cpp(4.44 KB)
📄 X86FlagsCopyLowering.cpp(40.36 KB)
📄 X86FloatingPoint.cpp(62.66 KB)
📄 X86FrameLowering.cpp(138.71 KB)
📄 X86FrameLowering.h(11.64 KB)
📄 X86GenRegisterBankInfo.def(3.32 KB)
📄 X86ISelDAGToDAG.cpp(208.37 KB)
📄 X86ISelLowering.cpp(1.94 MB)
📄 X86ISelLowering.h(60.88 KB)
📄 X86IndirectBranchTracking.cpp(6.17 KB)
📄 X86IndirectThunks.cpp(9.78 KB)
📄 X86InsertPrefetch.cpp(9.64 KB)
📄 X86InsertWait.cpp(4.47 KB)
📄 X86Instr3DNow.td(5.24 KB)
📄 X86InstrAMX.td(5.6 KB)
📄 X86InstrAVX512.td(653.76 KB)
📄 X86InstrArithmetic.td(75.61 KB)
📄 X86InstrBuilder.h(8.45 KB)
📄 X86InstrCMovSetCC.td(5.76 KB)
📄 X86InstrCompiler.td(95.78 KB)
📄 X86InstrControl.td(20.53 KB)
📄 X86InstrExtension.td(11.64 KB)
📄 X86InstrFMA.td(33.23 KB)
📄 X86InstrFMA3Info.cpp(6.21 KB)
📄 X86InstrFMA3Info.h(3.25 KB)
📄 X86InstrFPStack.td(39.52 KB)
📄 X86InstrFoldTables.cpp(393.01 KB)
📄 X86InstrFoldTables.h(3.03 KB)
📄 X86InstrFormats.td(41.05 KB)
📄 X86InstrFragmentsSIMD.td(61.14 KB)
📄 X86InstrInfo.cpp(322.72 KB)
📄 X86InstrInfo.h(29.34 KB)
📄 X86InstrInfo.td(169.76 KB)
📄 X86InstrMMX.td(29.55 KB)
📄 X86InstrMPX.td(3.63 KB)
📄 X86InstrSGX.td(1.12 KB)
📄 X86InstrSSE.td(385.01 KB)
📄 X86InstrSVM.td(2.16 KB)
📄 X86InstrShiftRotate.td(49.56 KB)
📄 X86InstrSystem.td(34.03 KB)
📄 X86InstrTSX.td(2.1 KB)
📄 X86InstrVMX.td(3.53 KB)
📄 X86InstrVecCompiler.td(21.09 KB)
📄 X86InstrXOP.td(23.81 KB)
📄 X86InstructionSelector.cpp(61.11 KB)
📄 X86InterleavedAccess.cpp(32.7 KB)
📄 X86IntrinsicsInfo.h(73.96 KB)
📄 X86LegalizerInfo.cpp(15.6 KB)
📄 X86LegalizerInfo.h(1.65 KB)
📄 X86LoadValueInjectionLoadHardening.cpp(32.4 KB)
📄 X86LoadValueInjectionRetHardening.cpp(4.93 KB)
📄 X86MCInstLower.cpp(96.53 KB)
📄 X86MachineFunctionInfo.cpp(1.1 KB)
📄 X86MachineFunctionInfo.h(8.87 KB)
📄 X86MacroFusion.cpp(2.62 KB)
📄 X86MacroFusion.h(992 B)
📄 X86OptimizeLEAs.cpp(27.47 KB)
📄 X86PadShortFunction.cpp(7.33 KB)
📄 X86PartialReduction.cpp(15.46 KB)
📄 X86PfmCounters.td(10.18 KB)
📄 X86RegisterBankInfo.cpp(10.55 KB)
📄 X86RegisterBankInfo.h(2.87 KB)
📄 X86RegisterBanks.td(629 B)
📄 X86RegisterInfo.cpp(29 KB)
📄 X86RegisterInfo.h(5.61 KB)
📄 X86RegisterInfo.td(26.07 KB)
📄 X86SchedBroadwell.td(69.45 KB)
📄 X86SchedHaswell.td(73.96 KB)
📄 X86SchedPredicates.td(4.23 KB)
📄 X86SchedSandyBridge.td(50 KB)
📄 X86SchedSkylakeClient.td(74.65 KB)
📄 X86SchedSkylakeServer.td(113.85 KB)
📄 X86Schedule.td(36.9 KB)
📄 X86ScheduleAtom.td(38.26 KB)
📄 X86ScheduleBdVer2.td(56.78 KB)
📄 X86ScheduleBtVer2.td(46.98 KB)
📄 X86ScheduleSLM.td(22.91 KB)
📄 X86ScheduleZnver1.td(48.97 KB)
📄 X86ScheduleZnver2.td(48.12 KB)
📄 X86SelectionDAGInfo.cpp(12.02 KB)
📄 X86SelectionDAGInfo.h(1.8 KB)
📄 X86ShuffleDecodeConstantPool.cpp(11.22 KB)
📄 X86ShuffleDecodeConstantPool.h(2.13 KB)
📄 X86SpeculativeExecutionSideEffectSuppression.cpp(6.97 KB)
📄 X86SpeculativeLoadHardening.cpp(93.16 KB)
📄 X86Subtarget.cpp(13.25 KB)
📄 X86Subtarget.h(32.08 KB)
📄 X86TargetMachine.cpp(18.88 KB)
📄 X86TargetMachine.h(2.04 KB)
📄 X86TargetObjectFile.cpp(2.61 KB)
📄 X86TargetObjectFile.h(2.13 KB)
📄 X86TargetTransformInfo.cpp(189.14 KB)
📄 X86TargetTransformInfo.h(9.63 KB)
📄 X86VZeroUpper.cpp(12.59 KB)
📄 X86WinAllocaExpander.cpp(9.54 KB)
📄 X86WinEHState.cpp(28.97 KB)

Editing: X86.h

//===-- X86.h - Top-level interface for X86 representation ------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file contains the entry points for global functions defined in the x86
// target library, as used by the LLVM JIT.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIB_TARGET_X86_X86_H
#define LLVM_LIB_TARGET_X86_X86_H

#include "llvm/Support/CodeGen.h"

namespace llvm {

class FunctionPass;
class InstructionSelector;
class PassRegistry;
class X86RegisterBankInfo;
class X86Subtarget;
class X86TargetMachine;

/// This pass converts a legalized DAG into a X86-specific DAG, ready for
/// instruction scheduling.
FunctionPass *createX86ISelDag(X86TargetMachine &TM,
                               CodeGenOpt::Level OptLevel);

/// This pass initializes a global base register for PIC on x86-32.
FunctionPass *createX86GlobalBaseRegPass();

/// This pass combines multiple accesses to local-dynamic TLS variables so that
/// the TLS base address for the module is only fetched once per execution path
/// through the function.
FunctionPass *createCleanupLocalDynamicTLSPass();

/// This function returns a pass which converts floating-point register
/// references and pseudo instructions into floating-point stack references and
/// physical instructions.
FunctionPass *createX86FloatingPointStackifierPass();

/// This pass inserts AVX vzeroupper instructions before each call to avoid
/// transition penalty between functions encoded with AVX and SSE.
FunctionPass *createX86IssueVZeroUpperPass();

/// This pass inserts ENDBR instructions before indirect jump/call
/// destinations as part of CET IBT mechanism.
FunctionPass *createX86IndirectBranchTrackingPass();

/// Return a pass that pads short functions with NOOPs.
/// This will prevent a stall when returning on the Atom.
FunctionPass *createX86PadShortFunctions();

/// Return a pass that selectively replaces certain instructions (like add,
/// sub, inc, dec, some shifts, and some multiplies) by equivalent LEA
/// instructions, in order to eliminate execution delays in some processors.
FunctionPass *createX86FixupLEAs();

/// Return a pass that removes redundant LEA instructions and redundant address
/// recalculations.
FunctionPass *createX86OptimizeLEAs();

/// Return a pass that transforms setcc + movzx pairs into xor + setcc.
FunctionPass *createX86FixupSetCC();

/// Return a pass that folds conditional branch jumps.
FunctionPass *createX86CondBrFolding();

/// Return a pass that avoids creating store forward block issues in the hardware.
FunctionPass *createX86AvoidStoreForwardingBlocks();

/// Return a pass that lowers EFLAGS copy pseudo instructions.
FunctionPass *createX86FlagsCopyLoweringPass();

/// Return a pass that expands WinAlloca pseudo-instructions.
FunctionPass *createX86WinAllocaExpander();

/// Return a pass that inserts int3 at the end of the function if it ends with a
/// CALL instruction. The pass does the same for each funclet as well. This
/// ensures that the open interval of function start and end PCs contains all
/// return addresses for the benefit of the Windows x64 unwinder.
FunctionPass *createX86AvoidTrailingCallPass();

/// Return a pass that optimizes the code-size of x86 call sequences. This is
/// done by replacing esp-relative movs with pushes.
FunctionPass *createX86CallFrameOptimization();

/// Return an IR pass that inserts EH registration stack objects and explicit
/// EH state updates. This pass must run after EH preparation, which does
/// Windows-specific but architecture-neutral preparation.
FunctionPass *createX86WinEHStatePass();

/// Return a Machine IR pass that expands X86-specific pseudo
/// instructions into a sequence of actual instructions. This pass
/// must run after prologue/epilogue insertion and before lowering
/// the MachineInstr to MC.
FunctionPass *createX86ExpandPseudoPass();

/// This pass converts X86 cmov instructions into branch when profitable.
FunctionPass *createX86CmovConverterPass();

/// Return a Machine IR pass that selectively replaces
/// certain byte and word instructions by equivalent 32 bit instructions,
/// in order to eliminate partial register usage, false dependences on
/// the upper portions of registers, and to save code size.
FunctionPass *createX86FixupBWInsts();

/// Return a Machine IR pass that reassigns instruction chains from one domain
/// to another, when profitable.
FunctionPass *createX86DomainReassignmentPass();

/// This pass replaces EVEX encoded of AVX-512 instructiosn by VEX
/// encoding when possible in order to reduce code size.
FunctionPass *createX86EvexToVexInsts();

/// This pass creates the thunks for the retpoline feature.
FunctionPass *createX86IndirectThunksPass();

/// This pass ensures instructions featuring a memory operand
/// have distinctive <LineNumber, Discriminator> (with respect to eachother)
FunctionPass *createX86DiscriminateMemOpsPass();

/// This pass applies profiling information to insert cache prefetches.
FunctionPass *createX86InsertPrefetchPass();

/// This pass insert wait instruction after X87 instructions which could raise
/// fp exceptions when strict-fp enabled.
FunctionPass *createX86InsertX87waitPass();

/// This pass optimizes arithmetic based on knowledge that is only used by
/// a reduction sequence and is therefore safe to reassociate in interesting
/// ways.
FunctionPass *createX86PartialReductionPass();

InstructionSelector *createX86InstructionSelector(const X86TargetMachine &TM,
                                                  X86Subtarget &,
                                                  X86RegisterBankInfo &);

FunctionPass *createX86LoadValueInjectionLoadHardeningPass();
FunctionPass *createX86LoadValueInjectionRetHardeningPass();
FunctionPass *createX86SpeculativeLoadHardeningPass();
FunctionPass *createX86SpeculativeExecutionSideEffectSuppression();

void initializeEvexToVexInstPassPass(PassRegistry &);
void initializeFixupBWInstPassPass(PassRegistry &);
void initializeFixupLEAPassPass(PassRegistry &);
void initializeFPSPass(PassRegistry &);
void initializeWinEHStatePassPass(PassRegistry &);
void initializeX86AvoidSFBPassPass(PassRegistry &);
void initializeX86AvoidTrailingCallPassPass(PassRegistry &);
void initializeX86CallFrameOptimizationPass(PassRegistry &);
void initializeX86CmovConverterPassPass(PassRegistry &);
void initializeX86CondBrFoldingPassPass(PassRegistry &);
void initializeX86DomainReassignmentPass(PassRegistry &);
void initializeX86ExecutionDomainFixPass(PassRegistry &);
void initializeX86ExpandPseudoPass(PassRegistry &);
void initializeX86FixupSetCCPassPass(PassRegistry &);
void initializeX86FlagsCopyLoweringPassPass(PassRegistry &);
void initializeX86LoadValueInjectionLoadHardeningPassPass(PassRegistry &);
void initializeX86LoadValueInjectionRetHardeningPassPass(PassRegistry &);
void initializeX86OptimizeLEAPassPass(PassRegistry &);
void initializeX86PartialReductionPass(PassRegistry &);
void initializeX86SpeculativeLoadHardeningPassPass(PassRegistry &);
void initializeX86SpeculativeExecutionSideEffectSuppressionPass(PassRegistry &);

namespace X86AS {
enum : unsigned {
  GS = 256,
  FS = 257,
  SS = 258,
  PTR32_SPTR = 270,
  PTR32_UPTR = 271,
  PTR64 = 272
};
} // End X86AS namespace

} // End llvm namespace

#endif

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