SIMCCodeEmitter.cpp File Reference

The SI code emitter produces machine code that can be executed directly on the GPU device. More...

#include "MCTargetDesc/AMDGPUFixupKinds.h"
#include "MCTargetDesc/AMDGPUMCCodeEmitter.h"
#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
#include "SIDefines.h"
#include "Utils/AMDGPUBaseInfo.h"
#include "llvm/ADT/APInt.h"
#include "llvm/MC/MCCodeEmitter.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/MC/SubtargetFeature.h"
#include "llvm/Support/Casting.h"
#include <optional>
#include "AMDGPUGenMCCodeEmitter.inc"

Go to the source code of this file.

Functions
template<typename IntTy >
static uint32_t	getIntInlineImmEncoding (IntTy Imm)
static uint32_t	getLit16IntEncoding (uint16_t Val, const MCSubtargetInfo &STI)
static uint32_t	getLit16Encoding (uint16_t Val, const MCSubtargetInfo &STI)
static uint32_t	getLit32Encoding (uint32_t Val, const MCSubtargetInfo &STI)
static uint32_t	getLit64Encoding (uint64_t Val, const MCSubtargetInfo &STI)
static bool	isVCMPX64 (const MCInstrDesc &Desc)
static bool	needsPCRel (const MCExpr *Expr)

Detailed Description

The SI code emitter produces machine code that can be executed directly on the GPU device.

Definition in file SIMCCodeEmitter.cpp.

Function Documentation

getIntInlineImmEncoding()

template<typename IntTy >

static uint32_t getIntInlineImmEncoding ( IntTy  Imm )

static

Definition at line 98 of file SIMCCodeEmitter.cpp.

Referenced by getLit16Encoding(), getLit16IntEncoding(), getLit32Encoding(), and getLit64Encoding().

getLit16Encoding()

static uint32_t getLit16Encoding ( uint16_t  Val, const MCSubtargetInfo &  STI  )

static

Definition at line 113 of file SIMCCodeEmitter.cpp.

References getIntInlineImmEncoding(), and llvm::MCSubtargetInfo::hasFeature().

getLit16IntEncoding()

static uint32_t getLit16IntEncoding ( uint16_t  Val, const MCSubtargetInfo &  STI  )

static

Definition at line 108 of file SIMCCodeEmitter.cpp.

References getIntInlineImmEncoding().

getLit32Encoding()

static uint32_t getLit32Encoding ( uint32_t  Val, const MCSubtargetInfo &  STI  )

static

Definition at line 149 of file SIMCCodeEmitter.cpp.

References getIntInlineImmEncoding(), and llvm::MCSubtargetInfo::hasFeature().

getLit64Encoding()

static uint32_t getLit64Encoding ( uint64_t  Val, const MCSubtargetInfo &  STI  )

static

Definition at line 185 of file SIMCCodeEmitter.cpp.

References getIntInlineImmEncoding(), and llvm::MCSubtargetInfo::hasFeature().

isVCMPX64()

static bool isVCMPX64 ( const MCInstrDesc &  Desc )

static

Definition at line 314 of file SIMCCodeEmitter.cpp.

References llvm::MCInstrDesc::hasImplicitDefOfPhysReg(), llvm::MCInstrDesc::TSFlags, and llvm::SIInstrFlags::VOP3.

needsPCRel()

static bool needsPCRel ( const MCExpr *  Expr )

static

Definition at line 517 of file SIMCCodeEmitter.cpp.

References llvm::MCExpr::Binary, llvm::MCExpr::Constant, llvm::MCExpr::getKind(), llvm_unreachable, needsPCRel(), llvm::MCBinaryExpr::Sub, llvm::MCExpr::SymbolRef, llvm::MCExpr::Target, llvm::MCExpr::Unary, llvm::MCSymbolRefExpr::VK_AMDGPU_ABS32_HI, and llvm::MCSymbolRefExpr::VK_AMDGPU_ABS32_LO.

Referenced by needsPCRel().