//===-- 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/Support/ARMBuildAttributes.h" #include "llvm/Support/TargetParser.h" #include "llvm/ADT/ArrayRef.h" #include "llvm/ADT/StringSwitch.h" #include "llvm/ADT/Twine.h" using namespace llvm; using namespace AMDGPU; namespace { struct GPUInfo { StringLiteral Name; StringLiteral CanonicalName; AMDGPU::GPUKind Kind; unsigned Features; }; constexpr GPUInfo R600GPUs[26] = { // Name Canonical Kind Features // Name {{"r600"}, {"r600"}, GK_R600, FEATURE_NONE }, {{"rv630"}, {"r600"}, GK_R600, FEATURE_NONE }, {{"rv635"}, {"r600"}, GK_R600, FEATURE_NONE }, {{"r630"}, {"r630"}, GK_R630, FEATURE_NONE }, {{"rs780"}, {"rs880"}, GK_RS880, FEATURE_NONE }, {{"rs880"}, {"rs880"}, GK_RS880, FEATURE_NONE }, {{"rv610"}, {"rs880"}, GK_RS880, FEATURE_NONE }, {{"rv620"}, {"rs880"}, GK_RS880, FEATURE_NONE }, {{"rv670"}, {"rv670"}, GK_RV670, FEATURE_NONE }, {{"rv710"}, {"rv710"}, GK_RV710, FEATURE_NONE }, {{"rv730"}, {"rv730"}, GK_RV730, FEATURE_NONE }, {{"rv740"}, {"rv770"}, GK_RV770, FEATURE_NONE }, {{"rv770"}, {"rv770"}, GK_RV770, FEATURE_NONE }, {{"cedar"}, {"cedar"}, GK_CEDAR, FEATURE_NONE }, {{"palm"}, {"cedar"}, GK_CEDAR, FEATURE_NONE }, {{"cypress"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA }, {{"hemlock"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA }, {{"juniper"}, {"juniper"}, GK_JUNIPER, FEATURE_NONE }, {{"redwood"}, {"redwood"}, GK_REDWOOD, FEATURE_NONE }, {{"sumo"}, {"sumo"}, GK_SUMO, FEATURE_NONE }, {{"sumo2"}, {"sumo"}, GK_SUMO, FEATURE_NONE }, {{"barts"}, {"barts"}, GK_BARTS, FEATURE_NONE }, {{"caicos"}, {"caicos"}, GK_CAICOS, FEATURE_NONE }, {{"aruba"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA }, {{"cayman"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA }, {{"turks"}, {"turks"}, GK_TURKS, FEATURE_NONE } }; // This table should be sorted by the value of GPUKind // Don't bother listing the implicitly true features constexpr GPUInfo AMDGCNGPUs[37] = { // Name Canonical Kind Features // Name {{"gfx600"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32}, {{"tahiti"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32}, {{"gfx601"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, {{"hainan"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, {{"oland"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, {{"pitcairn"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, {{"verde"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, {{"gfx700"}, {"gfx700"}, GK_GFX700, FEATURE_NONE}, {{"kaveri"}, {"gfx700"}, GK_GFX700, FEATURE_NONE}, {{"gfx701"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32}, {{"hawaii"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32}, {{"gfx702"}, {"gfx702"}, GK_GFX702, FEATURE_FAST_FMA_F32}, {{"gfx703"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, {{"kabini"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, {{"mullins"}, {"gfx703"}, GK_GFX703, FEATURE_NONE}, {{"gfx704"}, {"gfx704"}, GK_GFX704, FEATURE_NONE}, {{"bonaire"}, {"gfx704"}, GK_GFX704, FEATURE_NONE}, {{"gfx801"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"carrizo"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx802"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, {{"iceland"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, {{"tonga"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32}, {{"gfx803"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, {{"fiji"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, {{"polaris10"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, {{"polaris11"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32}, {{"gfx810"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32}, {{"stoney"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32}, {{"gfx900"}, {"gfx900"}, GK_GFX900, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx902"}, {"gfx902"}, GK_GFX902, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx904"}, {"gfx904"}, GK_GFX904, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx906"}, {"gfx906"}, GK_GFX906, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx908"}, {"gfx908"}, GK_GFX908, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx909"}, {"gfx909"}, GK_GFX909, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx1010"}, {"gfx1010"}, GK_GFX1010, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx1011"}, {"gfx1011"}, GK_GFX1011, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, {{"gfx1012"}, {"gfx1012"}, GK_GFX1012, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32}, }; const GPUInfo *getArchEntry(AMDGPU::GPUKind AK, ArrayRef Table) { GPUInfo Search = { {""}, {""}, AK, AMDGPU::FEATURE_NONE }; auto I = std::lower_bound(Table.begin(), Table.end(), Search, [](const GPUInfo &A, const GPUInfo &B) { return A.Kind < B.Kind; }); if (I == Table.end()) return nullptr; return I; } } // namespace StringRef llvm::AMDGPU::getArchNameAMDGCN(GPUKind AK) { if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs)) return Entry->CanonicalName; return ""; } StringRef llvm::AMDGPU::getArchNameR600(GPUKind AK) { if (const auto *Entry = getArchEntry(AK, R600GPUs)) return Entry->CanonicalName; return ""; } AMDGPU::GPUKind llvm::AMDGPU::parseArchAMDGCN(StringRef CPU) { for (const auto &C : AMDGCNGPUs) { if (CPU == C.Name) return C.Kind; } return AMDGPU::GPUKind::GK_NONE; } AMDGPU::GPUKind llvm::AMDGPU::parseArchR600(StringRef CPU) { for (const auto &C : R600GPUs) { if (CPU == C.Name) return C.Kind; } return AMDGPU::GPUKind::GK_NONE; } unsigned AMDGPU::getArchAttrAMDGCN(GPUKind AK) { if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs)) return Entry->Features; return FEATURE_NONE; } unsigned AMDGPU::getArchAttrR600(GPUKind AK) { if (const auto *Entry = getArchEntry(AK, R600GPUs)) return Entry->Features; return FEATURE_NONE; } void AMDGPU::fillValidArchListAMDGCN(SmallVectorImpl &Values) { // XXX: Should this only report unique canonical names? for (const auto &C : AMDGCNGPUs) Values.push_back(C.Name); } void AMDGPU::fillValidArchListR600(SmallVectorImpl &Values) { for (const auto &C : R600GPUs) Values.push_back(C.Name); } 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) { case GK_GFX600: return {6, 0, 0}; case GK_GFX601: return {6, 0, 1}; case GK_GFX700: return {7, 0, 0}; case GK_GFX701: return {7, 0, 1}; case GK_GFX702: return {7, 0, 2}; case GK_GFX703: return {7, 0, 3}; case GK_GFX704: return {7, 0, 4}; case GK_GFX801: return {8, 0, 1}; case GK_GFX802: return {8, 0, 2}; case GK_GFX803: return {8, 0, 3}; case GK_GFX810: return {8, 1, 0}; case GK_GFX900: return {9, 0, 0}; case GK_GFX902: return {9, 0, 2}; case GK_GFX904: return {9, 0, 4}; case GK_GFX906: return {9, 0, 6}; case GK_GFX908: return {9, 0, 8}; case GK_GFX909: return {9, 0, 9}; case GK_GFX1010: return {10, 1, 0}; case GK_GFX1011: return {10, 1, 1}; case GK_GFX1012: return {10, 1, 2}; default: return {0, 0, 0}; } }