LanaiInstrInfo.cpp File Reference

#include "LanaiInstrInfo.h"
#include "LanaiAluCode.h"
#include "LanaiCondCode.h"
#include "MCTargetDesc/LanaiBaseInfo.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/MC/TargetRegistry.h"
#include "llvm/Support/ErrorHandling.h"
#include "LanaiGenInstrInfo.inc"

Go to the source code of this file.

Macros
#define	GET_INSTRINFO_CTOR_DTOR

Functions
static LPCC::CondCode	getOppositeCondition (LPCC::CondCode CC)
static bool	isRedundantFlagInstr (MachineInstr *CmpI, unsigned SrcReg, unsigned SrcReg2, int64_t ImmValue, MachineInstr *OI)
static unsigned	flagSettingOpcodeVariant (unsigned OldOpcode)
static MachineInstr *	canFoldIntoSelect (Register Reg, const MachineRegisterInfo &MRI)

Macro Definition Documentation

GET_INSTRINFO_CTOR_DTOR

#define GET_INSTRINFO_CTOR_DTOR

Definition at line 27 of file LanaiInstrInfo.cpp.

Function Documentation

canFoldIntoSelect()

static MachineInstr * canFoldIntoSelect ( Register  Reg, const MachineRegisterInfo &  MRI  )

static

Definition at line 457 of file LanaiInstrInfo.cpp.

References llvm::drop_begin(), MI, and MRI.

Referenced by llvm::LanaiInstrInfo::optimizeSelect().

flagSettingOpcodeVariant()

static unsigned flagSettingOpcodeVariant ( unsigned  OldOpcode )

inlinestatic

Definition at line 227 of file LanaiInstrInfo.cpp.

Referenced by llvm::LanaiInstrInfo::optimizeCompareInstr().

getOppositeCondition()

static LPCC::CondCode getOppositeCondition ( LPCC::CondCode  CC )

static

Definition at line 124 of file LanaiInstrInfo.cpp.

References CC, llvm::LPCC::ICC_CC, llvm::LPCC::ICC_CS, llvm::LPCC::ICC_EQ, llvm::LPCC::ICC_F, llvm::LPCC::ICC_GE, llvm::LPCC::ICC_GT, llvm::LPCC::ICC_HI, llvm::LPCC::ICC_LE, llvm::LPCC::ICC_LS, llvm::LPCC::ICC_LT, llvm::LPCC::ICC_MI, llvm::LPCC::ICC_NE, llvm::LPCC::ICC_PL, llvm::LPCC::ICC_T, llvm::LPCC::ICC_VC, llvm::LPCC::ICC_VS, and llvm_unreachable.

Referenced by llvm::LanaiInstrInfo::optimizeCompareInstr(), llvm::LanaiInstrInfo::optimizeSelect(), and llvm::LanaiInstrInfo::reverseBranchCondition().

isRedundantFlagInstr()

static bool isRedundantFlagInstr ( MachineInstr *  CmpI, unsigned  SrcReg, unsigned  SrcReg2, int64_t  ImmValue, MachineInstr *  OI  )

inlinestatic

Definition at line 206 of file LanaiInstrInfo.cpp.

References llvm::MachineOperand::getImm(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), and llvm::MachineOperand::getReg().