RISCVSubtarget.cpp File Reference

#include "RISCVSubtarget.h"
#include "RISCV.h"
#include "RISCVCallLowering.h"
#include "RISCVFrameLowering.h"
#include "RISCVLegalizerInfo.h"
#include "RISCVMacroFusion.h"
#include "RISCVRegisterBankInfo.h"
#include "RISCVTargetMachine.h"
#include "llvm/MC/TargetRegistry.h"
#include "llvm/Support/ErrorHandling.h"
#include "RISCVGenSubtargetInfo.inc"

Include dependency graph for RISCVSubtarget.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "riscv-subtarget"
#define	GET_SUBTARGETINFO_TARGET_DESC
#define	GET_SUBTARGETINFO_CTOR

Variables
static cl::opt< bool >	EnableSubRegLiveness ("riscv-enable-subreg-liveness", cl::init(false), cl::Hidden)
static cl::opt< int >	RVVVectorBitsMax ("riscv-v-vector-bits-max", cl::desc("Assume V extension vector registers are at most this big, " "with zero meaning no maximum size is assumed."), cl::init(0), cl::Hidden)
static cl::opt< int >	RVVVectorBitsMin ("riscv-v-vector-bits-min", cl::desc("Assume V extension vector registers are at least this big, " "with zero meaning no minimum size is assumed. A value of -1 " "means use Zvl*b extension. This is primarily used to enable " "autovectorization with fixed width vectors."), cl::init(0), cl::Hidden)
static cl::opt< unsigned >	RVVVectorLMULMax ("riscv-v-fixed-length-vector-lmul-max", cl::desc("The maximum LMUL value to use for fixed length vectors. " "Fractional LMUL values are not supported."), cl::init(8), cl::Hidden)
static cl::opt< bool >	RISCVDisableUsingConstantPoolForLargeInts ("riscv-disable-using-constant-pool-for-large-ints", cl::desc("Disable using constant pool for large integers."), cl::init(false), cl::Hidden)
static cl::opt< unsigned >	RISCVMaxBuildIntsCost ("riscv-max-build-ints-cost", cl::desc("The maximum cost used for building integers."), cl::init(0), cl::Hidden)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "riscv-subtarget"

Definition at line 26 of file RISCVSubtarget.cpp.

GET_SUBTARGETINFO_CTOR

#define GET_SUBTARGETINFO_CTOR

Definition at line 29 of file RISCVSubtarget.cpp.

GET_SUBTARGETINFO_TARGET_DESC

#define GET_SUBTARGETINFO_TARGET_DESC

Definition at line 28 of file RISCVSubtarget.cpp.

Variable Documentation

EnableSubRegLiveness

cl::opt<bool> EnableSubRegLiveness("riscv-enable-subreg-liveness", cl::init(false), cl::Hidden)

static

Referenced by llvm::RISCVSubtarget::enableSubRegLiveness().

RISCVDisableUsingConstantPoolForLargeInts

cl::opt<bool> RISCVDisableUsingConstantPoolForLargeInts("riscv-disable-using-constant-pool-for-large-ints", cl::desc("Disable using constant pool for large integers."), cl::init(false), cl::Hidden)

static

Referenced by llvm::RISCVSubtarget::useConstantPoolForLargeInts().

RISCVMaxBuildIntsCost

cl::opt<unsigned> RISCVMaxBuildIntsCost("riscv-max-build-ints-cost", cl::desc("The maximum cost used for building integers."), cl::init(0), cl::Hidden)

static

Referenced by llvm::RISCVSubtarget::getMaxBuildIntsCost().

RVVVectorBitsMax

cl::opt<int> RVVVectorBitsMax("riscv-v-vector-bits-max", cl::desc("Assume V extension vector registers are at most this big, " "with zero meaning no maximum size is assumed."), cl::init(0), cl::Hidden)

static

Referenced by llvm::RISCVSubtarget::getMaxRVVVectorSizeInBits(), and llvm::RISCVSubtarget::getMinRVVVectorSizeInBits().

RVVVectorBitsMin

cl::opt<int> RVVVectorBitsMin("riscv-v-vector-bits-min", cl::desc("Assume V extension vector registers are at least this big, " "with zero meaning no minimum size is assumed. A value of -1 " "means use Zvl*b extension. This is primarily used to enable " "autovectorization with fixed width vectors."), cl::init(0), cl::Hidden)

static

Referenced by llvm::RISCVSubtarget::getMaxRVVVectorSizeInBits(), and llvm::RISCVSubtarget::getMinRVVVectorSizeInBits().

RVVVectorLMULMax

cl::opt<unsigned> RVVVectorLMULMax("riscv-v-fixed-length-vector-lmul-max", cl::desc("The maximum LMUL value to use for fixed length vectors. " "Fractional LMUL values are not supported."), cl::init(8), cl::Hidden)

static

Referenced by llvm::RISCVSubtarget::getMaxLMULForFixedLengthVectors().