1283625Sdim//===-- TargetParser - Parser for target features ---------------*- C++ -*-===// 2283625Sdim// 3353358Sdim// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4353358Sdim// See https://llvm.org/LICENSE.txt for license information. 5353358Sdim// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6283625Sdim// 7283625Sdim//===----------------------------------------------------------------------===// 8283625Sdim// 9283625Sdim// This file implements a target parser to recognise hardware features such as 10283625Sdim// FPU/CPU/ARCH names as well as specific support such as HDIV, etc. 11283625Sdim// 12283625Sdim//===----------------------------------------------------------------------===// 13283625Sdim 14283625Sdim#include "llvm/Support/ARMBuildAttributes.h" 15283625Sdim#include "llvm/Support/TargetParser.h" 16344779Sdim#include "llvm/ADT/ArrayRef.h" 17283625Sdim#include "llvm/ADT/StringSwitch.h" 18296417Sdim#include "llvm/ADT/Twine.h" 19283625Sdim 20283625Sdimusing namespace llvm; 21344779Sdimusing namespace AMDGPU; 22283625Sdim 23283625Sdimnamespace { 24283625Sdim 25344779Sdimstruct GPUInfo { 26344779Sdim StringLiteral Name; 27344779Sdim StringLiteral CanonicalName; 28344779Sdim AMDGPU::GPUKind Kind; 29344779Sdim unsigned Features; 30283625Sdim}; 31284236Sdim 32344779Sdimconstexpr GPUInfo R600GPUs[26] = { 33344779Sdim // Name Canonical Kind Features 34344779Sdim // Name 35344779Sdim {{"r600"}, {"r600"}, GK_R600, FEATURE_NONE }, 36344779Sdim {{"rv630"}, {"r600"}, GK_R600, FEATURE_NONE }, 37344779Sdim {{"rv635"}, {"r600"}, GK_R600, FEATURE_NONE }, 38344779Sdim {{"r630"}, {"r630"}, GK_R630, FEATURE_NONE }, 39344779Sdim {{"rs780"}, {"rs880"}, GK_RS880, FEATURE_NONE }, 40344779Sdim {{"rs880"}, {"rs880"}, GK_RS880, FEATURE_NONE }, 41344779Sdim {{"rv610"}, {"rs880"}, GK_RS880, FEATURE_NONE }, 42344779Sdim {{"rv620"}, {"rs880"}, GK_RS880, FEATURE_NONE }, 43344779Sdim {{"rv670"}, {"rv670"}, GK_RV670, FEATURE_NONE }, 44344779Sdim {{"rv710"}, {"rv710"}, GK_RV710, FEATURE_NONE }, 45344779Sdim {{"rv730"}, {"rv730"}, GK_RV730, FEATURE_NONE }, 46344779Sdim {{"rv740"}, {"rv770"}, GK_RV770, FEATURE_NONE }, 47344779Sdim {{"rv770"}, {"rv770"}, GK_RV770, FEATURE_NONE }, 48344779Sdim {{"cedar"}, {"cedar"}, GK_CEDAR, FEATURE_NONE }, 49344779Sdim {{"palm"}, {"cedar"}, GK_CEDAR, FEATURE_NONE }, 50344779Sdim {{"cypress"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA }, 51344779Sdim {{"hemlock"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA }, 52344779Sdim {{"juniper"}, {"juniper"}, GK_JUNIPER, FEATURE_NONE }, 53344779Sdim {{"redwood"}, {"redwood"}, GK_REDWOOD, FEATURE_NONE }, 54344779Sdim {{"sumo"}, {"sumo"}, GK_SUMO, FEATURE_NONE }, 55344779Sdim {{"sumo2"}, {"sumo"}, GK_SUMO, FEATURE_NONE }, 56344779Sdim {{"barts"}, {"barts"}, GK_BARTS, FEATURE_NONE }, 57344779Sdim {{"caicos"}, {"caicos"}, GK_CAICOS, FEATURE_NONE }, 58344779Sdim {{"aruba"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA }, 59344779Sdim {{"cayman"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA }, 60344779Sdim {{"turks"}, {"turks"}, GK_TURKS, FEATURE_NONE } 61314564Sdim}; 62296417Sdim 63344779Sdim// This table should be sorted by the value of GPUKind 64344779Sdim// Don't bother listing the implicitly true features 65353358Sdimconstexpr GPUInfo AMDGCNGPUs[37] = { 66344779Sdim // Name Canonical Kind Features 67344779Sdim // Name 68344779Sdim {{"gfx600"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32}, 69344779Sdim {{"tahiti"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32}, 70344779Sdim {{"gfx601"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, 71344779Sdim {{"hainan"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, 72344779Sdim {{"oland"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, 73344779Sdim {{"pitcairn"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, 74344779Sdim {{"verde"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, 75344779Sdim {{"gfx700"}, {"gfx700"}, GK_GFX700, FEATURE_NONE}, 76344779Sdim {{"kaveri"}, {"gfx700"}, GK_GFX700, FEATURE_NONE}, 77344779Sdim {{"gfx701"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32}, 78344779Sdim {{"hawaii"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32}, 79344779Sdim {{"gfx702"}, {"gfx702"}, GK_GFX702, FEATURE_FAST_FMA_F32}, 80344779Sdim {{"gfx703"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, 81344779Sdim {{"kabini"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, 82344779Sdim {{"mullins"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, 83344779Sdim {{"gfx704"}, {"gfx704"}, GK_GFX704, FEATURE_NONE}, 84344779Sdim {{"bonaire"}, {"gfx704"}, GK_GFX704, FEATURE_NONE}, 85344779Sdim {{"gfx801"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 86344779Sdim {{"carrizo"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 87344779Sdim {{"gfx802"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, 88344779Sdim {{"iceland"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, 89344779Sdim {{"tonga"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, 90344779Sdim {{"gfx803"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, 91344779Sdim {{"fiji"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, 92344779Sdim {{"polaris10"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, 93344779Sdim {{"polaris11"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, 94344779Sdim {{"gfx810"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32}, 95344779Sdim {{"stoney"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32}, 96344779Sdim {{"gfx900"}, {"gfx900"}, GK_GFX900, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 97344779Sdim {{"gfx902"}, {"gfx902"}, GK_GFX902, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 98344779Sdim {{"gfx904"}, {"gfx904"}, GK_GFX904, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 99344779Sdim {{"gfx906"}, {"gfx906"}, GK_GFX906, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 100353358Sdim {{"gfx908"}, {"gfx908"}, GK_GFX908, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 101344779Sdim {{"gfx909"}, {"gfx909"}, GK_GFX909, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 102353358Sdim {{"gfx1010"}, {"gfx1010"}, GK_GFX1010, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 103353358Sdim {{"gfx1011"}, {"gfx1011"}, GK_GFX1011, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 104353358Sdim {{"gfx1012"}, {"gfx1012"}, GK_GFX1012, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, 105283625Sdim}; 106296417Sdim 107344779Sdimconst GPUInfo *getArchEntry(AMDGPU::GPUKind AK, ArrayRef<GPUInfo> Table) { 108344779Sdim GPUInfo Search = { {""}, {""}, AK, AMDGPU::FEATURE_NONE }; 109296417Sdim 110344779Sdim auto I = std::lower_bound(Table.begin(), Table.end(), Search, 111344779Sdim [](const GPUInfo &A, const GPUInfo &B) { 112344779Sdim return A.Kind < B.Kind; 113344779Sdim }); 114296417Sdim 115344779Sdim if (I == Table.end()) 116344779Sdim return nullptr; 117344779Sdim return I; 118344779Sdim} 119296417Sdim 120283625Sdim} // namespace 121283625Sdim 122344779SdimStringRef llvm::AMDGPU::getArchNameAMDGCN(GPUKind AK) { 123344779Sdim if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs)) 124344779Sdim return Entry->CanonicalName; 125344779Sdim return ""; 126283625Sdim} 127283625Sdim 128344779SdimStringRef llvm::AMDGPU::getArchNameR600(GPUKind AK) { 129344779Sdim if (const auto *Entry = getArchEntry(AK, R600GPUs)) 130344779Sdim return Entry->CanonicalName; 131344779Sdim return ""; 132284236Sdim} 133284236Sdim 134344779SdimAMDGPU::GPUKind llvm::AMDGPU::parseArchAMDGCN(StringRef CPU) { 135360784Sdim for (const auto &C : AMDGCNGPUs) { 136344779Sdim if (CPU == C.Name) 137344779Sdim return C.Kind; 138284236Sdim } 139284236Sdim 140344779Sdim return AMDGPU::GPUKind::GK_NONE; 141284236Sdim} 142284236Sdim 143344779SdimAMDGPU::GPUKind llvm::AMDGPU::parseArchR600(StringRef CPU) { 144360784Sdim for (const auto &C : R600GPUs) { 145344779Sdim if (CPU == C.Name) 146344779Sdim return C.Kind; 147296417Sdim } 148283625Sdim 149344779Sdim return AMDGPU::GPUKind::GK_NONE; 150296417Sdim} 151296417Sdim 152344779Sdimunsigned AMDGPU::getArchAttrAMDGCN(GPUKind AK) { 153344779Sdim if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs)) 154344779Sdim return Entry->Features; 155344779Sdim return FEATURE_NONE; 156296417Sdim} 157296417Sdim 158344779Sdimunsigned AMDGPU::getArchAttrR600(GPUKind AK) { 159344779Sdim if (const auto *Entry = getArchEntry(AK, R600GPUs)) 160344779Sdim return Entry->Features; 161344779Sdim return FEATURE_NONE; 162283625Sdim} 163283625Sdim 164344779Sdimvoid AMDGPU::fillValidArchListAMDGCN(SmallVectorImpl<StringRef> &Values) { 165344779Sdim // XXX: Should this only report unique canonical names? 166360784Sdim for (const auto &C : AMDGCNGPUs) 167344779Sdim Values.push_back(C.Name); 168309124Sdim} 169309124Sdim 170344779Sdimvoid AMDGPU::fillValidArchListR600(SmallVectorImpl<StringRef> &Values) { 171360784Sdim for (const auto &C : R600GPUs) 172344779Sdim Values.push_back(C.Name); 173309124Sdim} 174309124Sdim 175344779SdimAMDGPU::IsaVersion AMDGPU::getIsaVersion(StringRef GPU) { 176344779Sdim AMDGPU::GPUKind AK = parseArchAMDGCN(GPU); 177353358Sdim if (AK == AMDGPU::GPUKind::GK_NONE) { 178353358Sdim if (GPU == "generic-hsa") 179353358Sdim return {7, 0, 0}; 180353358Sdim if (GPU == "generic") 181353358Sdim return {6, 0, 0}; 182344779Sdim return {0, 0, 0}; 183353358Sdim } 184309124Sdim 185344779Sdim switch (AK) { 186353358Sdim case GK_GFX600: return {6, 0, 0}; 187353358Sdim case GK_GFX601: return {6, 0, 1}; 188353358Sdim case GK_GFX700: return {7, 0, 0}; 189353358Sdim case GK_GFX701: return {7, 0, 1}; 190353358Sdim case GK_GFX702: return {7, 0, 2}; 191353358Sdim case GK_GFX703: return {7, 0, 3}; 192353358Sdim case GK_GFX704: return {7, 0, 4}; 193353358Sdim case GK_GFX801: return {8, 0, 1}; 194353358Sdim case GK_GFX802: return {8, 0, 2}; 195353358Sdim case GK_GFX803: return {8, 0, 3}; 196353358Sdim case GK_GFX810: return {8, 1, 0}; 197353358Sdim case GK_GFX900: return {9, 0, 0}; 198353358Sdim case GK_GFX902: return {9, 0, 2}; 199353358Sdim case GK_GFX904: return {9, 0, 4}; 200353358Sdim case GK_GFX906: return {9, 0, 6}; 201353358Sdim case GK_GFX908: return {9, 0, 8}; 202353358Sdim case GK_GFX909: return {9, 0, 9}; 203353358Sdim case GK_GFX1010: return {10, 1, 0}; 204353358Sdim case GK_GFX1011: return {10, 1, 1}; 205353358Sdim case GK_GFX1012: return {10, 1, 2}; 206353358Sdim default: return {0, 0, 0}; 207309124Sdim } 208309124Sdim} 209