X86FastISel.cpp File Reference

#include "X86.h"
#include "X86CallingConv.h"
#include "X86InstrBuilder.h"
#include "X86InstrInfo.h"
#include "X86MachineFunctionInfo.h"
#include "X86RegisterInfo.h"
#include "X86Subtarget.h"
#include "X86TargetMachine.h"
#include "llvm/Analysis/BranchProbabilityInfo.h"
#include "llvm/CodeGen/Analysis.h"
#include "llvm/CodeGen/FastISel.h"
#include "llvm/CodeGen/FunctionLoweringInfo.h"
#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/GetElementPtrTypeIterator.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/IntrinsicsX86.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Operator.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Target/TargetOptions.h"
#include "X86GenFastISel.inc"

Go to the source code of this file.

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

Macros
#define	GET_SETCC
#define	GET_EGPR_IF_ENABLED(OPC)

Functions
static std::pair< unsigned, bool >	getX86SSEConditionCode (CmpInst::Predicate Predicate)
static unsigned	X86ChooseCmpOpcode (EVT VT, const X86Subtarget *Subtarget)
static unsigned	X86ChooseCmpImmediateOpcode (EVT VT, const ConstantInt *RHSC)
	If we have a comparison with RHS as the RHS of the comparison, return an opcode that works for the compare (e.g.
static unsigned	computeBytesPoppedByCalleeForSRet (const X86Subtarget *Subtarget, CallingConv::ID CC, const CallBase *CB)

Macro Definition Documentation

GET_EGPR_IF_ENABLED

#define GET_EGPR_IF_ENABLED

(

OPC

)

Value:

Subtarget->hasEGPR() ? OPC##_EVEX : OPC

GET_SETCC

#define GET_SETCC

Value:

  ((!Subtarget->hasZU() || Subtarget->preferLegacySetCC()) ? X86::SETCCr       \
                                                           : X86::SETZUCCr)

Definition at line 1439 of file X86FastISel.cpp.

Function Documentation

computeBytesPoppedByCalleeForSRet()

unsigned computeBytesPoppedByCalleeForSRet ( const X86Subtarget * Subtarget, CallingConv::ID CC, const CallBase * CB )

static

Definition at line 3165 of file X86FastISel.cpp.

References llvm::CallBase::arg_empty(), llvm::CallingConv::Fast, llvm::X86Subtarget::getTargetTriple(), llvm::CallingConv::GHC, llvm::CallingConv::HiPE, llvm::Triple::isOSMSVCRT(), llvm::X86Subtarget::isTargetMCU(), llvm::CallBase::paramHasAttr(), llvm::CallingConv::SwiftTail, and llvm::CallingConv::Tail.

getX86SSEConditionCode()

std::pair< unsigned, bool > getX86SSEConditionCode ( CmpInst::Predicate Predicate )

static

Definition at line 180 of file X86FastISel.cpp.

References llvm::CmpInst::FCMP_OEQ, llvm::CmpInst::FCMP_OGE, llvm::CmpInst::FCMP_OGT, llvm::CmpInst::FCMP_OLE, llvm::CmpInst::FCMP_OLT, llvm::CmpInst::FCMP_ONE, llvm::CmpInst::FCMP_ORD, llvm::CmpInst::FCMP_UEQ, llvm::CmpInst::FCMP_UGE, llvm::CmpInst::FCMP_UGT, llvm::CmpInst::FCMP_ULE, llvm::CmpInst::FCMP_ULT, llvm::CmpInst::FCMP_UNE, llvm::CmpInst::FCMP_UNO, and llvm_unreachable.

X86ChooseCmpImmediateOpcode()

unsigned X86ChooseCmpImmediateOpcode ( EVT VT, const ConstantInt * RHSC )

static

If we have a comparison with RHS as the RHS of the comparison, return an opcode that works for the compare (e.g.

CMP32ri) otherwise return 0.

Definition at line 1386 of file X86FastISel.cpp.

References llvm::ConstantInt::getSExtValue(), llvm::EVT::getSimpleVT(), llvm::isInt(), and llvm::MVT::SimpleTy.

X86ChooseCmpOpcode()

unsigned X86ChooseCmpOpcode ( EVT VT, const X86Subtarget * Subtarget )

static

Definition at line 1359 of file X86FastISel.cpp.

References llvm::EVT::getSimpleVT(), llvm::X86Subtarget::hasAVX(), llvm::X86Subtarget::hasAVX512(), llvm::X86Subtarget::hasSSE1(), llvm::X86Subtarget::hasSSE2(), and llvm::MVT::SimpleTy.