AMDGPUTargetParser.cpp File Reference

#include "llvm/TargetParser/AMDGPUTargetParser.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringTable.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TargetParser/Triple.h"
#include <array>
#include <cassert>
#include "llvm/TargetParser/AMDGPUTargetParserDef.inc"
#include "llvm/TargetParser/R600TargetParserDef.inc"

Go to the source code of this file.

Macros
#define	GET_AMDGPU_NAME_TABLE
#define	GET_AMDGPU_GPU_TABLE
#define	GET_AMDGPU_GPU_ALIAS_TABLE
#define	GET_AMDGPU_MAJOR_SUBARCH
#define	GET_AMDGPU_SUBARCH_NAME
#define	GET_AMDGPU_FEATURE_NAME_TABLE
#define	GET_R600_NAME_TABLE
#define	GET_R600_GPU_TABLE
#define	GET_R600_GPU_ALIAS_TABLE
#define	GET_R600_FEATURE_NAME_TABLE

Functions
static void	addGPUFeatures (const GPUInfo &Info, bool Overwrite, StringMap< bool > &Features)
static std::pair< FeatureError, StringRef >	fillAMDGCNFeatureMap (StringRef GPU, const Triple &T, StringMap< bool > &Features)
	Add a GPU's default features to Features (preserving user overrides) and validate any requested wavesize.
static TargetIDSetting	getTargetIDSettingFromFeatureString (StringRef Sign)
static GPUKind	getGPUKindFromTargetID (const Triple &TT, StringRef TargetIDStr)
static void	getDefaultTargetIDFeatures (GPUKind Arch, TargetIDSetting &XnackSetting, TargetIDSetting &SramEccSetting)
static bool	computeTargetIDFeatures (GPUKind Arch, StringRef TargetIDStr, TargetIDSetting &XnackSetting, TargetIDSetting &SramEccSetting)
static bool	isXnackHardwiredOn (GPUKind Arch)
static void	printFeatureModifiers (raw_ostream &OS, TargetIDSetting SramEcc, TargetIDSetting Xnack, bool XnackHardwiredOn)
static bool	featureProvidesFor (TargetIDSetting Provided, TargetIDSetting Requested)

Variables
static const AMDGPUFeatureBitset	FrontendOnlyFeatures

Macro Definition Documentation

GET_AMDGPU_FEATURE_NAME_TABLE

#define GET_AMDGPU_FEATURE_NAME_TABLE

Definition at line 59 of file AMDGPUTargetParser.cpp.

GET_AMDGPU_GPU_ALIAS_TABLE

#define GET_AMDGPU_GPU_ALIAS_TABLE

Definition at line 56 of file AMDGPUTargetParser.cpp.

GET_AMDGPU_GPU_TABLE

#define GET_AMDGPU_GPU_TABLE

Definition at line 55 of file AMDGPUTargetParser.cpp.

GET_AMDGPU_MAJOR_SUBARCH

#define GET_AMDGPU_MAJOR_SUBARCH

Definition at line 57 of file AMDGPUTargetParser.cpp.

GET_AMDGPU_NAME_TABLE

#define GET_AMDGPU_NAME_TABLE

Definition at line 54 of file AMDGPUTargetParser.cpp.

GET_AMDGPU_SUBARCH_NAME

#define GET_AMDGPU_SUBARCH_NAME

Definition at line 58 of file AMDGPUTargetParser.cpp.

GET_R600_FEATURE_NAME_TABLE

#define GET_R600_FEATURE_NAME_TABLE

Definition at line 65 of file AMDGPUTargetParser.cpp.

GET_R600_GPU_ALIAS_TABLE

#define GET_R600_GPU_ALIAS_TABLE

Definition at line 64 of file AMDGPUTargetParser.cpp.

GET_R600_GPU_TABLE

#define GET_R600_GPU_TABLE

Definition at line 63 of file AMDGPUTargetParser.cpp.

GET_R600_NAME_TABLE

#define GET_R600_NAME_TABLE

Definition at line 62 of file AMDGPUTargetParser.cpp.

Function Documentation

addGPUFeatures()

void addGPUFeatures ( const GPUInfo & Info, bool Overwrite, StringMap< bool > & Features )

static

Definition at line 541 of file AMDGPUTargetParser.cpp.

References FrontendOnlyFeatures, llvm::AMDGPU::getFeatureNames(), and llvm::StringMap< ValueTy, AllocatorTy >::insert().

Referenced by fillAMDGCNFeatureMap(), and llvm::AMDGPU::fillAMDGPUFeatureMap().

computeTargetIDFeatures()

bool computeTargetIDFeatures ( GPUKind Arch, StringRef TargetIDStr, TargetIDSetting & XnackSetting, TargetIDSetting & SramEccSetting )

static

Definition at line 720 of file AMDGPUTargetParser.cpp.

References llvm::StringRef::consume_front(), E(), getDefaultTargetIDFeatures(), llvm::AMDGPU::getFeatureBitset(), getTargetIDSettingFromFeatureString(), I, llvm::StringRef::split(), SramEccSetting, llvm::Bitset< NumBits >::test(), and XnackSetting.

Referenced by llvm::AMDGPU::TargetID::parse(), and llvm::AMDGPU::TargetID::TargetID().

featureProvidesFor()

bool featureProvidesFor ( TargetIDSetting Provided, TargetIDSetting Requested )

static

Definition at line 900 of file AMDGPUTargetParser.cpp.

Referenced by llvm::AMDGPU::TargetID::providesFor().

fillAMDGCNFeatureMap()

std::pair< FeatureError, StringRef > fillAMDGCNFeatureMap ( StringRef GPU, const Triple & T, StringMap< bool > & Features )

static

Add a GPU's default features to Features (preserving user overrides) and validate any requested wavesize.

Definition at line 556 of file AMDGPUTargetParser.cpp.

References addGPUFeatures(), llvm::StringRef::empty(), llvm::StringMap< ValueTy, AllocatorTy >::end(), llvm::StringMap< ValueTy, AllocatorTy >::find(), llvm::AMDGPU::getGPUKindFromSubArch(), llvm::StringMap< ValueTy, AllocatorTy >::insert(), llvm::AMDGPU::INVALID_FEATURE_COMBINATION, llvm::AMDGPU::NO_ERROR, llvm::Triple::NoSubArch, llvm::AMDGPU::parseArchAMDGCN(), T, and llvm::AMDGPU::UNSUPPORTED_TARGET_FEATURE.

Referenced by llvm::AMDGPU::fillAMDGPUFeatureMap().

getDefaultTargetIDFeatures()

void getDefaultTargetIDFeatures ( GPUKind Arch, TargetIDSetting & XnackSetting, TargetIDSetting & SramEccSetting )

static

Definition at line 698 of file AMDGPUTargetParser.cpp.

References llvm::AMDGPU::getFeatureBitset(), SramEccSetting, llvm::Bitset< NumBits >::test(), and XnackSetting.

Referenced by computeTargetIDFeatures(), and llvm::AMDGPU::TargetID::createFromSubtargetFeatures().

getGPUKindFromTargetID()

GPUKind getGPUKindFromTargetID ( const Triple & TT, StringRef TargetIDStr )

static

Definition at line 689 of file AMDGPUTargetParser.cpp.

References llvm::StringRef::empty(), llvm::AMDGPU::getGPUKindFromSubArch(), llvm::AMDGPU::parseArchAMDGCN(), and llvm::StringRef::split().

Referenced by llvm::AMDGPU::TargetID::parse(), and llvm::AMDGPU::TargetID::TargetID().

getTargetIDSettingFromFeatureString()

TargetIDSetting getTargetIDSettingFromFeatureString ( StringRef Sign )

static

Definition at line 678 of file AMDGPUTargetParser.cpp.

Referenced by computeTargetIDFeatures(), and llvm::AMDGPU::TargetID::createFromSubtargetFeatures().

isXnackHardwiredOn()

bool isXnackHardwiredOn ( GPUKind Arch )

static

Definition at line 839 of file AMDGPUTargetParser.cpp.

References llvm::AMDGPU::getFeatureBitset(), and llvm::Bitset< NumBits >::test().

Referenced by llvm::AMDGPU::TargetID::print(), and llvm::AMDGPU::TargetID::printCanonicalTargetIDString().

printFeatureModifiers()

void printFeatureModifiers ( raw_ostream & OS, TargetIDSetting SramEcc, TargetIDSetting Xnack, bool XnackHardwiredOn )

static

Definition at line 848 of file AMDGPUTargetParser.cpp.

Referenced by llvm::AMDGPU::TargetID::print(), and llvm::AMDGPU::TargetID::printCanonicalTargetIDString().

Variable Documentation

FrontendOnlyFeatures

const AMDGPUFeatureBitset FrontendOnlyFeatures

static

Initial value:

= {
    FEAT_FAST_FMAF,
    FEAT_FAST_DENORMAL_F32,
    FEAT_SUPPORTS_WAVE32,
    FEAT_SUPPORTS_WGP,
    FEAT_XNACK_SUPPORT,
    FEAT_SRAMECC_SUPPORT,
    FEAT_XNACK_ON_OFF_MODES,
    FEAT_APERTURE_REGS,
    FEAT_GET_DOORBELL_ID,
    FEAT_AGPR_ALLOC,
    FEAT_1536_PHYSICAL_VGPRS,
    FEAT_HALF_ADDRESSABLE_PHYSICAL_LOCAL_MEMORY,
    FEAT_1024_ADDRESSABLE_VGPRS}

Definition at line 524 of file AMDGPUTargetParser.cpp.

Referenced by addGPUFeatures().