LLVM 20.0.0git
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RISCVInstructionSelector.cpp File Reference

This file implements the targeting of the InstructionSelector class for RISC-V. More...

#include "MCTargetDesc/RISCVMatInt.h"
#include "RISCVRegisterBankInfo.h"
#include "RISCVSubtarget.h"
#include "RISCVTargetMachine.h"
#include "llvm/CodeGen/GlobalISel/GIMatchTableExecutorImpl.h"
#include "llvm/CodeGen/GlobalISel/GISelKnownBits.h"
#include "llvm/CodeGen/GlobalISel/GenericMachineInstrs.h"
#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
#include "llvm/CodeGen/GlobalISel/MIPatternMatch.h"
#include "llvm/CodeGen/GlobalISel/MachineIRBuilder.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/IR/IntrinsicsRISCV.h"
#include "llvm/Support/Debug.h"
#include "RISCVGenGlobalISel.inc"

Go to the source code of this file.

Namespaces

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

Macros

#define DEBUG_TYPE   "riscv-isel"
 
#define GET_GLOBALISEL_PREDICATE_BITSET
 
#define GET_GLOBALISEL_PREDICATES_DECL
 
#define GET_GLOBALISEL_TEMPORARIES_DECL
 
#define GET_GLOBALISEL_IMPL
 
#define GET_GLOBALISEL_PREDICATES_INIT
 
#define GET_GLOBALISEL_TEMPORARIES_INIT
 

Functions

static void getOperandsForBranch (Register CondReg, RISCVCC::CondCode &CC, Register &LHS, Register &RHS, MachineRegisterInfo &MRI)
 
static unsigned getFCmpOpcode (CmpInst::Predicate Pred, unsigned Size)
 
static bool legalizeFCmpPredicate (Register &LHS, Register &RHS, CmpInst::Predicate &Pred, bool &NeedInvert)
 
InstructionSelectorllvm::createRISCVInstructionSelector (const RISCVTargetMachine &TM, const RISCVSubtarget &Subtarget, const RISCVRegisterBankInfo &RBI)
 

Detailed Description

This file implements the targeting of the InstructionSelector class for RISC-V.

Todo:
This should be generated by TableGen.

Definition in file RISCVInstructionSelector.cpp.

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE   "riscv-isel"

Definition at line 28 of file RISCVInstructionSelector.cpp.

◆ GET_GLOBALISEL_IMPL

#define GET_GLOBALISEL_IMPL

Definition at line 164 of file RISCVInstructionSelector.cpp.

◆ GET_GLOBALISEL_PREDICATE_BITSET

#define GET_GLOBALISEL_PREDICATE_BITSET

Definition at line 33 of file RISCVInstructionSelector.cpp.

◆ GET_GLOBALISEL_PREDICATES_DECL

#define GET_GLOBALISEL_PREDICATES_DECL

Definition at line 153 of file RISCVInstructionSelector.cpp.

◆ GET_GLOBALISEL_PREDICATES_INIT

#define GET_GLOBALISEL_PREDICATES_INIT

◆ GET_GLOBALISEL_TEMPORARIES_DECL

#define GET_GLOBALISEL_TEMPORARIES_DECL

Definition at line 157 of file RISCVInstructionSelector.cpp.

◆ GET_GLOBALISEL_TEMPORARIES_INIT

#define GET_GLOBALISEL_TEMPORARIES_INIT

Function Documentation

◆ getFCmpOpcode()

static unsigned getFCmpOpcode ( CmpInst::Predicate  Pred,
unsigned  Size 
)
static

◆ getOperandsForBranch()

static void getOperandsForBranch ( Register  CondReg,
RISCVCC::CondCode CC,
Register LHS,
Register RHS,
MachineRegisterInfo MRI 
)
static

◆ legalizeFCmpPredicate()

static bool legalizeFCmpPredicate ( Register LHS,
Register RHS,
CmpInst::Predicate Pred,
bool NeedInvert 
)
static