shylie/llvm-project
1
0
Fork 0
Code Issues Pull Requests Actions 6 Packages Projects Releases Wiki Activity
llvm-project/llvm/lib/TargetParser/TargetParser.cpp

729 lines
25 KiB
C++
Raw Blame History

//===-- TargetParser - Parser for target features ---------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements a target parser to recognise hardware features such as
// FPU/CPU/ARCH names as well as specific support such as HDIV, etc.
//
//===----------------------------------------------------------------------===//
#include "llvm/TargetParser/TargetParser.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/TargetParser/Triple.h"
using namespace llvm;
using namespace AMDGPU;
/// Find KV in array using binary search.
static const BasicSubtargetSubTypeKV *
find(StringRef S, ArrayRef<BasicSubtargetSubTypeKV> A) {
// Binary search the array
auto F = llvm::lower_bound(A, S);
// If not found then return NULL
if (F == A.end() || StringRef(F->Key) != S)
return nullptr;
// Return the found array item
return F;
}
/// For each feature that is (transitively) implied by this feature, set it.
static void setImpliedBits(FeatureBitset &Bits, const FeatureBitset &Implies,
ArrayRef<BasicSubtargetFeatureKV> FeatureTable) {
// OR the Implies bits in outside the loop. This allows the Implies for CPUs
// which might imply features not in FeatureTable to use this.
Bits |= Implies;
for (const auto &FE : FeatureTable)
if (Implies.test(FE.Value))
setImpliedBits(Bits, FE.Implies.getAsBitset(), FeatureTable);
}
std::optional<llvm::StringMap<bool>> llvm::getCPUDefaultTargetFeatures(
StringRef CPU, ArrayRef<BasicSubtargetSubTypeKV> ProcDesc,
ArrayRef<BasicSubtargetFeatureKV> ProcFeatures) {
if (CPU.empty())
return std::nullopt;
const BasicSubtargetSubTypeKV *CPUEntry = ::find(CPU, ProcDesc);
if (!CPUEntry)
return std::nullopt;
// Set the features implied by this CPU feature if there is a match.
FeatureBitset Bits;
llvm::StringMap<bool> DefaultFeatures;
setImpliedBits(Bits, CPUEntry->Implies.getAsBitset(), ProcFeatures);
[[maybe_unused]] unsigned BitSize = Bits.size();
for (const BasicSubtargetFeatureKV &FE : ProcFeatures) {
assert(FE.Value < BitSize && "Target Feature is out of range");
if (Bits[FE.Value])
DefaultFeatures[FE.Key] = true;
}
return DefaultFeatures;
}
StringRef llvm::AMDGPU::getArchFamilyNameAMDGCN(GPUKind AK) {
StringRef ArchName = getArchNameAMDGCN(AK);
assert((AK >= GK_AMDGCN_GENERIC_FIRST && AK <= GK_AMDGCN_GENERIC_LAST) ==
ArchName.ends_with("-generic") &&
"Generic AMDGCN arch not classified correctly!");
if (AK >= GK_AMDGCN_GENERIC_FIRST && AK <= GK_AMDGCN_GENERIC_LAST) {
// Return the part before the first '-', e.g. "gfx9-4-generic" -> "gfx9".
return ArchName.take_front(ArchName.find('-'));
}
return ArchName.empty() ? "" : ArchName.drop_back(2);
}
StringRef llvm::AMDGPU::getArchNameAMDGCN(GPUKind AK) {
switch (AK) {
#define AMDGCN_GPU(NAME, ENUM, ISAVERSION, FEATURES) \
case ENUM: \
return NAME;
#include "llvm/TargetParser/AMDGPUTargetParser.def"
default:
return "";
}
}
StringRef llvm::AMDGPU::getArchNameR600(GPUKind AK) {
switch (AK) {
#define R600_GPU(NAME, ENUM, FEATURES) \
case ENUM: \
return NAME;
#include "llvm/TargetParser/AMDGPUTargetParser.def"
default:
return "";
}
}
AMDGPU::GPUKind llvm::AMDGPU::parseArchAMDGCN(StringRef CPU) {
return StringSwitch<AMDGPU::GPUKind>(CPU)
#define AMDGCN_GPU(NAME, ENUM, ISAVERSION, FEATURES) .Case(NAME, ENUM)
#define AMDGCN_GPU_ALIAS(NAME, ENUM) .Case(NAME, ENUM)
#include "llvm/TargetParser/AMDGPUTargetParser.def"
.Default(AMDGPU::GPUKind::GK_NONE);
}
AMDGPU::GPUKind llvm::AMDGPU::parseArchR600(StringRef CPU) {
return StringSwitch<AMDGPU::GPUKind>(CPU)
#define R600_GPU(NAME, ENUM, FEATURES) .Case(NAME, ENUM)
#define R600_GPU_ALIAS(NAME, ENUM) .Case(NAME, ENUM)
#include "llvm/TargetParser/AMDGPUTargetParser.def"
.Default(AMDGPU::GPUKind::GK_NONE);
}
unsigned AMDGPU::getArchAttrAMDGCN(GPUKind AK) {
switch (AK) {
#define AMDGCN_GPU(NAME, ENUM, ISAVERSION, FEATURES) \
case ENUM: \
return FEATURES;
#include "llvm/TargetParser/AMDGPUTargetParser.def"
default:
return FEATURE_NONE;
}
}
unsigned AMDGPU::getArchAttrR600(GPUKind AK) {
switch (AK) {
#define R600_GPU(NAME, ENUM, FEATURES) \
case ENUM: \
return FEATURES;
#include "llvm/TargetParser/AMDGPUTargetParser.def"
default:
return FEATURE_NONE;
}
}
void AMDGPU::fillValidArchListAMDGCN(SmallVectorImpl<StringRef> &Values) {
// XXX: Should this only report unique canonical names?
Values.append({
#define AMDGCN_GPU(NAME, ENUM, ISAVERSION, FEATURES) NAME,
#define AMDGCN_GPU_ALIAS(NAME, ENUM) NAME,
#include "llvm/TargetParser/AMDGPUTargetParser.def"
});
}
void AMDGPU::fillValidArchListR600(SmallVectorImpl<StringRef> &Values) {
Values.append({
#define R600_GPU(NAME, ENUM, FEATURES) NAME,
#define R600_GPU_ALIAS(NAME, ENUM) NAME,
#include "llvm/TargetParser/AMDGPUTargetParser.def"
});
}
AMDGPU::IsaVersion AMDGPU::getIsaVersion(StringRef GPU) {
AMDGPU::GPUKind AK = parseArchAMDGCN(GPU);
if (AK == AMDGPU::GPUKind::GK_NONE) {
if (GPU == "generic-hsa")
return {7, 0, 0};
if (GPU == "generic")
return {6, 0, 0};
return {0, 0, 0};
}
switch (AK) {
#define MAKE_ISAVERSION(A, B, C) {A, B, C}
#define AMDGCN_GPU(NAME, ENUM, ISAVERSION, FEATURES) \
case ENUM: \
return MAKE_ISAVERSION ISAVERSION;
#include "llvm/TargetParser/AMDGPUTargetParser.def"
#undef MAKE_ISAVERSION
default:
return {0, 0, 0};
}
}
StringRef AMDGPU::getCanonicalArchName(const Triple &T, StringRef Arch) {
assert(T.isAMDGPU());
auto ProcKind = T.isAMDGCN() ? parseArchAMDGCN(Arch) : parseArchR600(Arch);
if (ProcKind == GK_NONE)
return StringRef();
return T.isAMDGCN() ? getArchNameAMDGCN(ProcKind) : getArchNameR600(ProcKind);
}
static std::pair<FeatureError, StringRef>
insertWaveSizeFeature(StringRef GPU, const Triple &T,
const StringMap<bool> &DefaultFeatures,
StringMap<bool> &Features) {
const bool IsNullGPU = GPU.empty();
const bool TargetHasWave32 = DefaultFeatures.count("wavefrontsize32");
const bool TargetHasWave64 = DefaultFeatures.count("wavefrontsize64");
auto Wave32Itr = Features.find("wavefrontsize32");
auto Wave64Itr = Features.find("wavefrontsize64");
const bool EnableWave32 =
Wave32Itr != Features.end() && Wave32Itr->getValue();
const bool EnableWave64 =
Wave64Itr != Features.end() && Wave64Itr->getValue();
const bool DisableWave32 =
Wave32Itr != Features.end() && !Wave32Itr->getValue();
const bool DisableWave64 =
Wave64Itr != Features.end() && !Wave64Itr->getValue();
if (EnableWave32 && EnableWave64)
return {AMDGPU::INVALID_FEATURE_COMBINATION,
"'+wavefrontsize32' and '+wavefrontsize64' are mutually exclusive"};
if (DisableWave32 && DisableWave64)
return {AMDGPU::INVALID_FEATURE_COMBINATION,
"'-wavefrontsize32' and '-wavefrontsize64' are mutually exclusive"};
if (!IsNullGPU) {
if (TargetHasWave64) {
if (EnableWave32)
return {AMDGPU::UNSUPPORTED_TARGET_FEATURE, "+wavefrontsize32"};
if (DisableWave64)
return {AMDGPU::UNSUPPORTED_TARGET_FEATURE, "-wavefrontsize64"};
}
if (TargetHasWave32) {
if (EnableWave64)
return {AMDGPU::UNSUPPORTED_TARGET_FEATURE, "+wavefrontsize64"};
if (DisableWave32)
return {AMDGPU::UNSUPPORTED_TARGET_FEATURE, "-wavefrontsize32"};
}
}
// Don't assume any wavesize with an unknown subtarget.
// Default to wave32 if target supports both.
if (!IsNullGPU && !EnableWave32 && !EnableWave64 && !TargetHasWave32 &&
!TargetHasWave64)
Features.insert(std::make_pair("wavefrontsize32", true));
for (const auto &Entry : DefaultFeatures) {
if (!Features.count(Entry.getKey()))
Features[Entry.getKey()] = Entry.getValue();
}
return {NO_ERROR, StringRef()};
}
/// Fills Features map with default values for given target GPU.
/// \p Features contains overriding target features and this function returns
/// default target features with entries overridden by \p Features.
static void fillAMDGCNFeatureMap(StringRef GPU, const Triple &T,
StringMap<bool> &Features) {
AMDGPU::GPUKind Kind = parseArchAMDGCN(GPU);
switch (Kind) {
case GK_GFX1251:
case GK_GFX1250:
case GK_GFX12_5_GENERIC:
Features["swmmac-gfx1200-insts"] = true;
Features["swmmac-gfx1250-insts"] = true;
[[fallthrough]];
case GK_GFX1310:
Features["ci-insts"] = true;
Features["dot7-insts"] = true;
Features["dot8-insts"] = true;
Features["dl-insts"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["gfx8-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx10-insts"] = true;
Features["gfx10-3-insts"] = true;
Features["gfx11-insts"] = true;
Features["gfx12-insts"] = true;
Features["gfx1250-insts"] = true;
Features["bitop3-insts"] = true;
Features["prng-inst"] = true;
Features["tanh-insts"] = true;
Features["tensor-cvt-lut-insts"] = true;
Features["transpose-load-f4f6-insts"] = true;
Features["bf16-trans-insts"] = true;
Features["bf16-cvt-insts"] = true;
Features["bf16-pk-insts"] = true;
Features["fp8-conversion-insts"] = true;
Features["fp8e5m3-insts"] = true;
Features["permlane16-swap"] = true;
Features["ashr-pk-insts"] = true;
Features["add-min-max-insts"] = true;
Features["pk-add-min-max-insts"] = true;
Features["atomic-buffer-pk-add-bf16-inst"] = true;
Features["vmem-pref-insts"] = true;
Features["atomic-fadd-rtn-insts"] = true;
Features["atomic-buffer-global-pk-add-f16-insts"] = true;
Features["atomic-flat-pk-add-16-insts"] = true;
Features["atomic-global-pk-add-bf16-inst"] = true;
Features["atomic-ds-pk-add-16-insts"] = true;
Features["setprio-inc-wg-inst"] = true;
Features["s-wakeup-barrier-inst"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
Features["atomic-fmin-fmax-global-f64"] = true;
Features["wavefrontsize32"] = true;
Features["clusters"] = true;
Features["mcast-load-insts"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
break;
case GK_GFX1201:
case GK_GFX1200:
case GK_GFX12_GENERIC:
Features["ci-insts"] = true;
Features["dot7-insts"] = true;
Features["dot8-insts"] = true;
Features["dot9-insts"] = true;
Features["dot10-insts"] = true;
Features["dot11-insts"] = true;
Features["dot12-insts"] = true;
Features["dl-insts"] = true;
Features["atomic-ds-pk-add-16-insts"] = true;
Features["atomic-flat-pk-add-16-insts"] = true;
Features["atomic-buffer-global-pk-add-f16-insts"] = true;
Features["atomic-buffer-pk-add-bf16-inst"] = true;
Features["atomic-global-pk-add-bf16-inst"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["gfx8-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx10-insts"] = true;
Features["gfx10-3-insts"] = true;
Features["gfx11-insts"] = true;
Features["gfx12-insts"] = true;
Features["atomic-fadd-rtn-insts"] = true;
Features["image-insts"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
Features["fp8-conversion-insts"] = true;
Features["wmma-128b-insts"] = true;
Features["swmmac-gfx1200-insts"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
break;
case GK_GFX1170:
case GK_GFX1171:
case GK_GFX1172:
Features["ci-insts"] = true;
Features["dot7-insts"] = true;
Features["dot8-insts"] = true;
Features["dot9-insts"] = true;
Features["dot10-insts"] = true;
Features["dot12-insts"] = true;
Features["dl-insts"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["gfx8-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx10-insts"] = true;
Features["gfx10-3-insts"] = true;
Features["gfx11-insts"] = true;
Features["atomic-fadd-rtn-insts"] = true;
Features["image-insts"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
Features["gws"] = true;
Features["dot11-insts"] = true;
Features["fp8-conversion-insts"] = true;
Features["wmma-128b-insts"] = true;
Features["swmmac-gfx1200-insts"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
break;
case GK_GFX1153:
case GK_GFX1152:
case GK_GFX1151:
case GK_GFX1150:
case GK_GFX1103:
case GK_GFX1102:
case GK_GFX1101:
case GK_GFX1100:
case GK_GFX11_GENERIC:
Features["ci-insts"] = true;
Features["dot5-insts"] = true;
Features["dot7-insts"] = true;
Features["dot8-insts"] = true;
Features["dot9-insts"] = true;
Features["dot10-insts"] = true;
Features["dot12-insts"] = true;
Features["dl-insts"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["gfx8-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx10-insts"] = true;
Features["gfx10-3-insts"] = true;
Features["gfx11-insts"] = true;
Features["atomic-fadd-rtn-insts"] = true;
Features["image-insts"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
Features["gws"] = true;
Features["wmma-256b-insts"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
break;
case GK_GFX1036:
case GK_GFX1035:
case GK_GFX1034:
case GK_GFX1033:
case GK_GFX1032:
case GK_GFX1031:
case GK_GFX1030:
case GK_GFX10_3_GENERIC:
Features["ci-insts"] = true;
Features["dot1-insts"] = true;
Features["dot2-insts"] = true;
Features["dot5-insts"] = true;
Features["dot6-insts"] = true;
Features["dot7-insts"] = true;
Features["dot10-insts"] = true;
Features["dl-insts"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["gfx8-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx10-insts"] = true;
Features["gfx10-3-insts"] = true;
Features["image-insts"] = true;
Features["s-memrealtime"] = true;
Features["s-memtime-inst"] = true;
Features["gws"] = true;
Features["vmem-to-lds-load-insts"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
Features["atomic-fmin-fmax-global-f64"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
break;
case GK_GFX1012:
case GK_GFX1011:
Features["dot1-insts"] = true;
Features["dot2-insts"] = true;
Features["dot5-insts"] = true;
Features["dot6-insts"] = true;
Features["dot7-insts"] = true;
Features["dot10-insts"] = true;
[[fallthrough]];
case GK_GFX1013:
case GK_GFX1010:
case GK_GFX10_1_GENERIC:
Features["dl-insts"] = true;
Features["ci-insts"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["gfx8-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx10-insts"] = true;
Features["image-insts"] = true;
Features["s-memrealtime"] = true;
Features["s-memtime-inst"] = true;
Features["gws"] = true;
Features["vmem-to-lds-load-insts"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
Features["atomic-fmin-fmax-global-f64"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
break;
case GK_GFX950:
Features["bitop3-insts"] = true;
Features["fp6bf6-cvt-scale-insts"] = true;
Features["fp4-cvt-scale-insts"] = true;
Features["bf8-cvt-scale-insts"] = true;
Features["fp8-cvt-scale-insts"] = true;
Features["f16bf16-to-fp6bf6-cvt-scale-insts"] = true;
Features["f32-to-f16bf16-cvt-sr-insts"] = true;
Features["prng-inst"] = true;
Features["permlane16-swap"] = true;
Features["permlane32-swap"] = true;
Features["ashr-pk-insts"] = true;
Features["dot12-insts"] = true;
Features["dot13-insts"] = true;
Features["atomic-buffer-pk-add-bf16-inst"] = true;
Features["gfx950-insts"] = true;
[[fallthrough]];
case GK_GFX942:
Features["fp8-insts"] = true;
Features["fp8-conversion-insts"] = true;
if (Kind != GK_GFX950)
Features["xf32-insts"] = true;
[[fallthrough]];
case GK_GFX9_4_GENERIC:
Features["gfx940-insts"] = true;
Features["atomic-ds-pk-add-16-insts"] = true;
Features["atomic-flat-pk-add-16-insts"] = true;
Features["atomic-global-pk-add-bf16-inst"] = true;
Features["gfx90a-insts"] = true;
Features["atomic-buffer-global-pk-add-f16-insts"] = true;
Features["atomic-fadd-rtn-insts"] = true;
Features["dot3-insts"] = true;
Features["dot4-insts"] = true;
Features["dot5-insts"] = true;
Features["dot6-insts"] = true;
Features["mai-insts"] = true;
Features["dl-insts"] = true;
Features["dot1-insts"] = true;
Features["dot2-insts"] = true;
Features["dot7-insts"] = true;
Features["dot10-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx8-insts"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["s-memrealtime"] = true;
Features["ci-insts"] = true;
Features["s-memtime-inst"] = true;
Features["gws"] = true;
Features["vmem-to-lds-load-insts"] = true;
Features["atomic-fmin-fmax-global-f64"] = true;
Features["wavefrontsize64"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
break;
case GK_GFX90A:
Features["gfx90a-insts"] = true;
Features["atomic-buffer-global-pk-add-f16-insts"] = true;
Features["atomic-fadd-rtn-insts"] = true;
Features["atomic-fmin-fmax-global-f64"] = true;
[[fallthrough]];
case GK_GFX908:
Features["dot3-insts"] = true;
Features["dot4-insts"] = true;
Features["dot5-insts"] = true;
Features["dot6-insts"] = true;
Features["mai-insts"] = true;
[[fallthrough]];
case GK_GFX906:
Features["dl-insts"] = true;
Features["dot1-insts"] = true;
Features["dot2-insts"] = true;
Features["dot7-insts"] = true;
Features["dot10-insts"] = true;
[[fallthrough]];
case GK_GFX90C:
case GK_GFX909:
case GK_GFX904:
case GK_GFX902:
case GK_GFX900:
case GK_GFX9_GENERIC:
Features["gfx9-insts"] = true;
Features["vmem-to-lds-load-insts"] = true;
[[fallthrough]];
case GK_GFX810:
case GK_GFX805:
case GK_GFX803:
case GK_GFX802:
case GK_GFX801:
Features["gfx8-insts"] = true;
Features["16-bit-insts"] = true;
Features["dpp"] = true;
Features["s-memrealtime"] = true;
Features["ci-insts"] = true;
Features["image-insts"] = true;
Features["s-memtime-inst"] = true;
Features["gws"] = true;
Features["wavefrontsize64"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
break;
case GK_GFX705:
case GK_GFX704:
case GK_GFX703:
case GK_GFX702:
case GK_GFX701:
case GK_GFX700:
Features["ci-insts"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["qsad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
Features["image-insts"] = true;
Features["s-memtime-inst"] = true;
Features["gws"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
Features["atomic-fmin-fmax-global-f64"] = true;
Features["wavefrontsize64"] = true;
break;
case GK_GFX602:
case GK_GFX601:
case GK_GFX600:
Features["image-insts"] = true;
Features["s-memtime-inst"] = true;
Features["gws"] = true;
Features["atomic-fmin-fmax-global-f32"] = true;
Features["atomic-fmin-fmax-global-f64"] = true;
Features["wavefrontsize64"] = true;
Features["cube-insts"] = true;
Features["lerp-inst"] = true;
Features["sad-insts"] = true;
Features["cvt-pknorm-vop2-insts"] = true;
break;
case GK_NONE:
break;
default:
llvm_unreachable("Unhandled GPU!");
}
}
/// Fills Features map with default values for given target GPU.
/// \p Features contains overriding target features and this function returns
/// default target features with entries overridden by \p Features.
std::pair<FeatureError, StringRef>
AMDGPU::fillAMDGPUFeatureMap(StringRef GPU, const Triple &T,
StringMap<bool> &Features) {
// XXX - What does the member GPU mean if device name string passed here?
if (T.isSPIRV() && T.getOS() == Triple::OSType::AMDHSA) {
// AMDGCN SPIRV must support the union of all AMDGCN features. This list
// should be kept in sorted order and updated whenever new features are
// added.
Features["16-bit-insts"] = true;
Features["ashr-pk-insts"] = true;
Features["atomic-buffer-pk-add-bf16-inst"] = true;
Features["atomic-buffer-global-pk-add-f16-insts"] = true;
Features["atomic-ds-pk-add-16-insts"] = true;
Features["atomic-fadd-rtn-insts"] = true;
Features["atomic-flat-pk-add-16-insts"] = true;
Features["atomic-global-pk-add-bf16-inst"] = true;
Features["bf16-trans-insts"] = true;
Features["bf16-cvt-insts"] = true;
Features["bf8-cvt-scale-insts"] = true;
Features["bitop3-insts"] = true;
Features["ci-insts"] = true;
Features["dl-insts"] = true;
Features["dot1-insts"] = true;
Features["dot2-insts"] = true;
Features["dot3-insts"] = true;
Features["dot4-insts"] = true;
Features["dot5-insts"] = true;
Features["dot6-insts"] = true;
Features["dot7-insts"] = true;
Features["dot8-insts"] = true;
Features["dot9-insts"] = true;
Features["dot10-insts"] = true;
Features["dot11-insts"] = true;
Features["dot12-insts"] = true;
Features["dot13-insts"] = true;
Features["dpp"] = true;
Features["f16bf16-to-fp6bf6-cvt-scale-insts"] = true;
Features["f32-to-f16bf16-cvt-sr-insts"] = true;
Features["fp4-cvt-scale-insts"] = true;
Features["fp6bf6-cvt-scale-insts"] = true;
Features["fp8e5m3-insts"] = true;
Features["fp8-conversion-insts"] = true;
Features["fp8-cvt-scale-insts"] = true;
Features["fp8-insts"] = true;
Features["gfx8-insts"] = true;
Features["gfx9-insts"] = true;
Features["gfx90a-insts"] = true;
Features["gfx940-insts"] = true;
Features["gfx950-insts"] = true;
Features["gfx10-insts"] = true;
Features["gfx10-3-insts"] = true;
Features["gfx11-insts"] = true;
Features["gfx12-insts"] = true;
Features["gfx1250-insts"] = true;
Features["gws"] = true;
Features["image-insts"] = true;
Features["mai-insts"] = true;
Features["permlane16-swap"] = true;
Features["permlane32-swap"] = true;
Features["prng-inst"] = true;
Features["setprio-inc-wg-inst"] = true;
Features["s-memrealtime"] = true;
Features["s-memtime-inst"] = true;
Features["tanh-insts"] = true;
Features["tensor-cvt-lut-insts"] = true;
Features["transpose-load-f4f6-insts"] = true;
Features["vmem-pref-insts"] = true;
Features["vmem-to-lds-load-insts"] = true;
Features["wavefrontsize32"] = true;
Features["wavefrontsize64"] = true;
} else if (T.isAMDGCN()) {
StringMap<bool> DefaultFeatures;
fillAMDGCNFeatureMap(GPU, T, DefaultFeatures);
return insertWaveSizeFeature(GPU, T, DefaultFeatures, Features);
} else {
if (GPU.empty())
GPU = "r600";
switch (llvm::AMDGPU::parseArchR600(GPU)) {
case GK_CAYMAN:
case GK_CYPRESS:
case GK_RV770:
case GK_RV670:
// TODO: Add fp64 when implemented.
break;
case GK_TURKS:
case GK_CAICOS:
case GK_BARTS:
case GK_SUMO:
case GK_REDWOOD:
case GK_JUNIPER:
case GK_CEDAR:
case GK_RV730:
case GK_RV710:
case GK_RS880:
case GK_R630:
case GK_R600:
break;
default:
llvm_unreachable("Unhandled GPU!");
}
}
return {NO_ERROR, StringRef()};
}
Reference in New Issue View Git Blame Copy Permalink