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Renato Golinf5f373f2015-05-08 21:04:27 +00001//===-- TargetParser - Parser for target features ---------------*- C++ -*-===//
2//
Chandler Carruth2946cd72019-01-19 08:50:56 +00003// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
Renato Golinf5f373f2015-05-08 21:04:27 +00006//
7//===----------------------------------------------------------------------===//
8//
9// This file implements a target parser to recognise hardware features such as
10// FPU/CPU/ARCH names as well as specific support such as HDIV, etc.
11//
12//===----------------------------------------------------------------------===//
13
14#include "llvm/Support/ARMBuildAttributes.h"
15#include "llvm/Support/TargetParser.h"
Matt Arsenault7dd9d582018-08-21 16:13:01 +000016#include "llvm/ADT/ArrayRef.h"
Renato Golinf5f373f2015-05-08 21:04:27 +000017#include "llvm/ADT/StringSwitch.h"
Bradley Smith7b0a7d82015-11-18 16:32:12 +000018#include "llvm/ADT/Twine.h"
Renato Golinf5f373f2015-05-08 21:04:27 +000019
20using namespace llvm;
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +000021using namespace AMDGPU;
Renato Golinf5f373f2015-05-08 21:04:27 +000022
23namespace {
24
Matt Arsenault7dd9d582018-08-21 16:13:01 +000025struct GPUInfo {
26 StringLiteral Name;
27 StringLiteral CanonicalName;
28 AMDGPU::GPUKind Kind;
29 unsigned Features;
30};
31
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +000032constexpr GPUInfo R600GPUs[26] = {
33 // Name Canonical Kind Features
34 // Name
Matt Arsenault7dd9d582018-08-21 16:13:01 +000035 {{"r600"}, {"r600"}, GK_R600, FEATURE_NONE },
36 {{"rv630"}, {"r600"}, GK_R600, FEATURE_NONE },
37 {{"rv635"}, {"r600"}, GK_R600, FEATURE_NONE },
38 {{"r630"}, {"r630"}, GK_R630, FEATURE_NONE },
39 {{"rs780"}, {"rs880"}, GK_RS880, FEATURE_NONE },
40 {{"rs880"}, {"rs880"}, GK_RS880, FEATURE_NONE },
41 {{"rv610"}, {"rs880"}, GK_RS880, FEATURE_NONE },
42 {{"rv620"}, {"rs880"}, GK_RS880, FEATURE_NONE },
43 {{"rv670"}, {"rv670"}, GK_RV670, FEATURE_NONE },
44 {{"rv710"}, {"rv710"}, GK_RV710, FEATURE_NONE },
45 {{"rv730"}, {"rv730"}, GK_RV730, FEATURE_NONE },
46 {{"rv740"}, {"rv770"}, GK_RV770, FEATURE_NONE },
47 {{"rv770"}, {"rv770"}, GK_RV770, FEATURE_NONE },
48 {{"cedar"}, {"cedar"}, GK_CEDAR, FEATURE_NONE },
49 {{"palm"}, {"cedar"}, GK_CEDAR, FEATURE_NONE },
50 {{"cypress"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA },
51 {{"hemlock"}, {"cypress"}, GK_CYPRESS, FEATURE_FMA },
52 {{"juniper"}, {"juniper"}, GK_JUNIPER, FEATURE_NONE },
53 {{"redwood"}, {"redwood"}, GK_REDWOOD, FEATURE_NONE },
54 {{"sumo"}, {"sumo"}, GK_SUMO, FEATURE_NONE },
55 {{"sumo2"}, {"sumo"}, GK_SUMO, FEATURE_NONE },
56 {{"barts"}, {"barts"}, GK_BARTS, FEATURE_NONE },
57 {{"caicos"}, {"caicos"}, GK_CAICOS, FEATURE_NONE },
58 {{"aruba"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA },
59 {{"cayman"}, {"cayman"}, GK_CAYMAN, FEATURE_FMA },
60 {{"turks"}, {"turks"}, GK_TURKS, FEATURE_NONE }
61};
62
63// This table should be sorted by the value of GPUKind
64// Don't bother listing the implicitly true features
Stanislav Mekhanoshincee607e2019-04-24 17:03:15 +000065constexpr GPUInfo AMDGCNGPUs[34] = {
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +000066 // Name Canonical Kind Features
67 // Name
Matt Arsenault7dd9d582018-08-21 16:13:01 +000068 {{"gfx600"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32},
69 {{"tahiti"}, {"gfx600"}, GK_GFX600, FEATURE_FAST_FMA_F32},
70 {{"gfx601"}, {"gfx601"}, GK_GFX601, FEATURE_NONE},
71 {{"hainan"}, {"gfx601"}, GK_GFX601, FEATURE_NONE},
72 {{"oland"}, {"gfx601"}, GK_GFX601, FEATURE_NONE},
73 {{"pitcairn"}, {"gfx601"}, GK_GFX601, FEATURE_NONE},
74 {{"verde"}, {"gfx601"}, GK_GFX601, FEATURE_NONE},
75 {{"gfx700"}, {"gfx700"}, GK_GFX700, FEATURE_NONE},
76 {{"kaveri"}, {"gfx700"}, GK_GFX700, FEATURE_NONE},
77 {{"gfx701"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32},
78 {{"hawaii"}, {"gfx701"}, GK_GFX701, FEATURE_FAST_FMA_F32},
79 {{"gfx702"}, {"gfx702"}, GK_GFX702, FEATURE_FAST_FMA_F32},
80 {{"gfx703"}, {"gfx703"}, GK_GFX703, FEATURE_NONE},
81 {{"kabini"}, {"gfx703"}, GK_GFX703, FEATURE_NONE},
82 {{"mullins"}, {"gfx703"}, GK_GFX703, FEATURE_NONE},
83 {{"gfx704"}, {"gfx704"}, GK_GFX704, FEATURE_NONE},
84 {{"bonaire"}, {"gfx704"}, GK_GFX704, FEATURE_NONE},
85 {{"gfx801"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
86 {{"carrizo"}, {"gfx801"}, GK_GFX801, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
87 {{"gfx802"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32},
88 {{"iceland"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32},
89 {{"tonga"}, {"gfx802"}, GK_GFX802, FEATURE_FAST_DENORMAL_F32},
90 {{"gfx803"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32},
91 {{"fiji"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32},
92 {{"polaris10"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32},
93 {{"polaris11"}, {"gfx803"}, GK_GFX803, FEATURE_FAST_DENORMAL_F32},
94 {{"gfx810"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32},
95 {{"stoney"}, {"gfx810"}, GK_GFX810, FEATURE_FAST_DENORMAL_F32},
96 {{"gfx900"}, {"gfx900"}, GK_GFX900, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
97 {{"gfx902"}, {"gfx902"}, GK_GFX902, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
98 {{"gfx904"}, {"gfx904"}, GK_GFX904, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
99 {{"gfx906"}, {"gfx906"}, GK_GFX906, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
Tim Renouf2a1b1d92018-10-24 08:14:07 +0000100 {{"gfx909"}, {"gfx909"}, GK_GFX909, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
Stanislav Mekhanoshincee607e2019-04-24 17:03:15 +0000101 {{"gfx1010"}, {"gfx1010"}, GK_GFX1010, FEATURE_FAST_FMA_F32|FEATURE_FAST_DENORMAL_F32},
Matt Arsenault7dd9d582018-08-21 16:13:01 +0000102};
103
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +0000104const GPUInfo *getArchEntry(AMDGPU::GPUKind AK, ArrayRef<GPUInfo> Table) {
Matt Arsenault182bab82018-08-21 16:24:56 +0000105 GPUInfo Search = { {""}, {""}, AK, AMDGPU::FEATURE_NONE };
Matt Arsenault7dd9d582018-08-21 16:13:01 +0000106
107 auto I = std::lower_bound(Table.begin(), Table.end(), Search,
108 [](const GPUInfo &A, const GPUInfo &B) {
109 return A.Kind < B.Kind;
110 });
111
112 if (I == Table.end())
113 return nullptr;
114 return I;
115}
116
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +0000117} // namespace
118
Matt Arsenault7dd9d582018-08-21 16:13:01 +0000119StringRef llvm::AMDGPU::getArchNameAMDGCN(GPUKind AK) {
120 if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs))
121 return Entry->CanonicalName;
122 return "";
123}
124
125StringRef llvm::AMDGPU::getArchNameR600(GPUKind AK) {
126 if (const auto *Entry = getArchEntry(AK, R600GPUs))
127 return Entry->CanonicalName;
128 return "";
129}
130
131AMDGPU::GPUKind llvm::AMDGPU::parseArchAMDGCN(StringRef CPU) {
132 for (const auto C : AMDGCNGPUs) {
133 if (CPU == C.Name)
134 return C.Kind;
135 }
136
137 return AMDGPU::GPUKind::GK_NONE;
138}
139
140AMDGPU::GPUKind llvm::AMDGPU::parseArchR600(StringRef CPU) {
141 for (const auto C : R600GPUs) {
142 if (CPU == C.Name)
143 return C.Kind;
144 }
145
146 return AMDGPU::GPUKind::GK_NONE;
147}
148
149unsigned AMDGPU::getArchAttrAMDGCN(GPUKind AK) {
150 if (const auto *Entry = getArchEntry(AK, AMDGCNGPUs))
151 return Entry->Features;
152 return FEATURE_NONE;
153}
154
155unsigned AMDGPU::getArchAttrR600(GPUKind AK) {
156 if (const auto *Entry = getArchEntry(AK, R600GPUs))
157 return Entry->Features;
158 return FEATURE_NONE;
159}
160
161void AMDGPU::fillValidArchListAMDGCN(SmallVectorImpl<StringRef> &Values) {
162 // XXX: Should this only report unique canonical names?
163 for (const auto C : AMDGCNGPUs)
164 Values.push_back(C.Name);
165}
166
167void AMDGPU::fillValidArchListR600(SmallVectorImpl<StringRef> &Values) {
168 for (const auto C : R600GPUs)
169 Values.push_back(C.Name);
170}
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +0000171
172AMDGPU::IsaVersion AMDGPU::getIsaVersion(StringRef GPU) {
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +0000173 AMDGPU::GPUKind AK = parseArchAMDGCN(GPU);
Matt Arsenaulte0c1f9e2019-03-17 21:31:35 +0000174 if (AK == AMDGPU::GPUKind::GK_NONE) {
175 if (GPU == "generic-hsa")
176 return {7, 0, 0};
177 if (GPU == "generic")
178 return {6, 0, 0};
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +0000179 return {0, 0, 0};
Matt Arsenaulte0c1f9e2019-03-17 21:31:35 +0000180 }
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +0000181
182 switch (AK) {
Stanislav Mekhanoshincee607e2019-04-24 17:03:15 +0000183 case GK_GFX600: return {6, 0, 0};
184 case GK_GFX601: return {6, 0, 1};
185 case GK_GFX700: return {7, 0, 0};
186 case GK_GFX701: return {7, 0, 1};
187 case GK_GFX702: return {7, 0, 2};
188 case GK_GFX703: return {7, 0, 3};
189 case GK_GFX704: return {7, 0, 4};
190 case GK_GFX801: return {8, 0, 1};
191 case GK_GFX802: return {8, 0, 2};
192 case GK_GFX803: return {8, 0, 3};
193 case GK_GFX810: return {8, 1, 0};
194 case GK_GFX900: return {9, 0, 0};
195 case GK_GFX902: return {9, 0, 2};
196 case GK_GFX904: return {9, 0, 4};
197 case GK_GFX906: return {9, 0, 6};
198 case GK_GFX909: return {9, 0, 9};
199 case GK_GFX1010: return {10, 1, 0};
200 default: return {0, 0, 0};
Konstantin Zhuravlyov71e43ee2018-09-12 18:50:47 +0000201 }
202}