//===-- 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/TargetParser/Triple.h" using namespace llvm; using namespace AMDGPU; namespace { struct GPUInfo { StringLiteral Name; StringLiteral CanonicalName; AMDGPU::GPUKind Kind; unsigned Features; }; constexpr GPUInfo R600GPUs[] = { // 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[] = { // clang-format off // 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}, {{"pitcairn"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, {{"verde"}, {"gfx601"}, GK_GFX601, FEATURE_NONE}, {{"gfx602"}, {"gfx602"}, GK_GFX602, FEATURE_NONE}, {{"hainan"}, {"gfx602"}, GK_GFX602, FEATURE_NONE}, {{"oland"}, {"gfx602"}, GK_GFX602, 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}, {{"gfx705"}, {"gfx705"}, GK_GFX705, FEATURE_NONE}, {{"gfx801"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"carrizo"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"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}, {{"gfx805"}, {"gfx805"}, GK_GFX805, FEATURE_FAST_DENORMAL_F32}, {{"tongapro"}, {"gfx805"}, GK_GFX805, FEATURE_FAST_DENORMAL_F32}, {{"gfx810"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"stoney"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"gfx900"}, {"gfx900"}, GK_GFX900, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"gfx902"}, {"gfx902"}, GK_GFX902, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"gfx904"}, {"gfx904"}, GK_GFX904, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"gfx906"}, {"gfx906"}, GK_GFX906, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK|FEATURE_SRAMECC}, {{"gfx908"}, {"gfx908"}, GK_GFX908, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK|FEATURE_SRAMECC}, {{"gfx909"}, {"gfx909"}, GK_GFX909, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"gfx90a"}, {"gfx90a"}, GK_GFX90A, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK|FEATURE_SRAMECC}, {{"gfx90c"}, {"gfx90c"}, GK_GFX90C, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK}, {{"gfx940"}, {"gfx940"}, GK_GFX940, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK|FEATURE_SRAMECC}, {{"gfx941"}, {"gfx941"}, GK_GFX941, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK|FEATURE_SRAMECC}, {{"gfx942"}, {"gfx942"}, GK_GFX942, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_XNACK|FEATURE_SRAMECC}, {{"gfx1010"}, {"gfx1010"}, GK_GFX1010, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_XNACK|FEATURE_WGP}, {{"gfx1011"}, {"gfx1011"}, GK_GFX1011, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_XNACK|FEATURE_WGP}, {{"gfx1012"}, {"gfx1012"}, GK_GFX1012, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_XNACK|FEATURE_WGP}, {{"gfx1013"}, {"gfx1013"}, GK_GFX1013, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_XNACK|FEATURE_WGP}, {{"gfx1030"}, {"gfx1030"}, GK_GFX1030, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1031"}, {"gfx1031"}, GK_GFX1031, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1032"}, {"gfx1032"}, GK_GFX1032, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1033"}, {"gfx1033"}, GK_GFX1033, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1034"}, {"gfx1034"}, GK_GFX1034, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1035"}, {"gfx1035"}, GK_GFX1035, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1036"}, {"gfx1036"}, GK_GFX1036, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1100"}, {"gfx1100"}, GK_GFX1100, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1101"}, {"gfx1101"}, GK_GFX1101, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1102"}, {"gfx1102"}, GK_GFX1102, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1103"}, {"gfx1103"}, GK_GFX1103, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1150"}, {"gfx1150"}, GK_GFX1150, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1151"}, {"gfx1151"}, GK_GFX1151, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1200"}, {"gfx1200"}, GK_GFX1200, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, {{"gfx1201"}, {"gfx1201"}, GK_GFX1201, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32|FEATURE_WAVE32|FEATURE_WGP}, // clang-format on }; const GPUInfo *getArchEntry(AMDGPU::GPUKind AK, ArrayRef Table) { GPUInfo Search = { {""}, {""}, AK, AMDGPU::FEATURE_NONE }; auto I = llvm::lower_bound(Table, Search, [](const GPUInfo &A, const GPUInfo &B) { return A.Kind < B.Kind; }); if (I == Table.end() || I->Kind != Search.Kind) 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}; } // clang-format off switch (AK) { case GK_GFX600: return {6, 0, 0}; case GK_GFX601: return {6, 0, 1}; case GK_GFX602: return {6, 0, 2}; 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_GFX705: return {7, 0, 5}; case GK_GFX801: return {8, 0, 1}; case GK_GFX802: return {8, 0, 2}; case GK_GFX803: return {8, 0, 3}; case GK_GFX805: return {8, 0, 5}; 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_GFX90A: return {9, 0, 10}; case GK_GFX90C: return {9, 0, 12}; case GK_GFX940: return {9, 4, 0}; case GK_GFX941: return {9, 4, 1}; case GK_GFX942: return {9, 4, 2}; case GK_GFX1010: return {10, 1, 0}; case GK_GFX1011: return {10, 1, 1}; case GK_GFX1012: return {10, 1, 2}; case GK_GFX1013: return {10, 1, 3}; case GK_GFX1030: return {10, 3, 0}; case GK_GFX1031: return {10, 3, 1}; case GK_GFX1032: return {10, 3, 2}; case GK_GFX1033: return {10, 3, 3}; case GK_GFX1034: return {10, 3, 4}; case GK_GFX1035: return {10, 3, 5}; case GK_GFX1036: return {10, 3, 6}; case GK_GFX1100: return {11, 0, 0}; case GK_GFX1101: return {11, 0, 1}; case GK_GFX1102: return {11, 0, 2}; case GK_GFX1103: return {11, 0, 3}; case GK_GFX1150: return {11, 5, 0}; case GK_GFX1151: return {11, 5, 1}; case GK_GFX1200: return {12, 0, 0}; case GK_GFX1201: return {12, 0, 1}; default: return {0, 0, 0}; } // clang-format on } 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); } void AMDGPU::fillAMDGPUFeatureMap(StringRef GPU, const Triple &T, StringMap &Features) { // XXX - What does the member GPU mean if device name string passed here? if (T.isAMDGCN()) { switch (parseArchAMDGCN(GPU)) { case GK_GFX1201: case GK_GFX1200: Features["ci-insts"] = true; Features["dot7-insts"] = true; Features["dot8-insts"] = true; Features["dot9-insts"] = true; Features["dot10-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-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["fp8-conversion-insts"] = true; break; case GK_GFX1151: case GK_GFX1150: case GK_GFX1103: case GK_GFX1102: case GK_GFX1101: case GK_GFX1100: 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["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["gws"] = true; break; case GK_GFX1036: case GK_GFX1035: case GK_GFX1034: case GK_GFX1033: case GK_GFX1032: case GK_GFX1031: case GK_GFX1030: 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; 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: 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; break; case GK_GFX942: case GK_GFX941: case GK_GFX940: Features["gfx940-insts"] = true; Features["fp8-insts"] = true; Features["fp8-conversion-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; break; case GK_GFX90A: Features["gfx90a-insts"] = true; Features["atomic-buffer-global-pk-add-f16-insts"] = true; Features["atomic-fadd-rtn-insts"] = 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: Features["gfx9-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; [[fallthrough]]; case GK_GFX705: case GK_GFX704: case GK_GFX703: case GK_GFX702: case GK_GFX701: case GK_GFX700: Features["ci-insts"] = true; [[fallthrough]]; case GK_GFX602: case GK_GFX601: case GK_GFX600: Features["image-insts"] = true; Features["s-memtime-inst"] = true; Features["gws"] = true; break; case GK_NONE: break; default: llvm_unreachable("Unhandled GPU!"); } } 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!"); } } } static bool isWave32Capable(StringRef GPU, const Triple &T) { bool IsWave32Capable = false; // XXX - What does the member GPU mean if device name string passed here? if (T.isAMDGCN()) { switch (parseArchAMDGCN(GPU)) { case GK_GFX1201: case GK_GFX1200: case GK_GFX1151: case GK_GFX1150: case GK_GFX1103: case GK_GFX1102: case GK_GFX1101: case GK_GFX1100: case GK_GFX1036: case GK_GFX1035: case GK_GFX1034: case GK_GFX1033: case GK_GFX1032: case GK_GFX1031: case GK_GFX1030: case GK_GFX1012: case GK_GFX1011: case GK_GFX1013: case GK_GFX1010: IsWave32Capable = true; break; default: break; } } return IsWave32Capable; } bool AMDGPU::insertWaveSizeFeature(StringRef GPU, const Triple &T, StringMap &Features, std::string &ErrorMsg) { bool IsWave32Capable = isWave32Capable(GPU, T); const bool IsNullGPU = GPU.empty(); // FIXME: Not diagnosing wavefrontsize32 on wave64 only targets. const bool HaveWave32 = (IsWave32Capable || IsNullGPU) && Features.count("wavefrontsize32"); const bool HaveWave64 = Features.count("wavefrontsize64"); if (HaveWave32 && HaveWave64) { ErrorMsg = "'wavefrontsize32' and 'wavefrontsize64' are mutually exclusive"; return false; } // Don't assume any wavesize with an unknown subtarget. if (!IsNullGPU) { // Default to wave32 if available, or wave64 if not if (!HaveWave32 && !HaveWave64) { StringRef DefaultWaveSizeFeature = IsWave32Capable ? "wavefrontsize32" : "wavefrontsize64"; Features.insert(std::make_pair(DefaultWaveSizeFeature, true)); } } return true; }