1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
|
//===- AMDGPUMetadataVerifier.cpp - MsgPack Types ---------------*- 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
//
//===----------------------------------------------------------------------===//
//
/// \file
/// Implements a verifier for AMDGPU HSA metadata.
//
//===----------------------------------------------------------------------===//
#include "llvm/BinaryFormat/AMDGPUMetadataVerifier.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Support/AMDGPUMetadata.h"
namespace llvm {
namespace AMDGPU {
namespace HSAMD {
namespace V3 {
bool MetadataVerifier::verifyScalar(
msgpack::DocNode &Node, msgpack::Type SKind,
function_ref<bool(msgpack::DocNode &)> verifyValue) {
if (!Node.isScalar())
return false;
if (Node.getKind() != SKind) {
if (Strict)
return false;
// If we are not strict, we interpret string values as "implicitly typed"
// and attempt to coerce them to the expected type here.
if (Node.getKind() != msgpack::Type::String)
return false;
StringRef StringValue = Node.getString();
Node.fromString(StringValue);
if (Node.getKind() != SKind)
return false;
}
if (verifyValue)
return verifyValue(Node);
return true;
}
bool MetadataVerifier::verifyInteger(msgpack::DocNode &Node) {
if (!verifyScalar(Node, msgpack::Type::UInt))
if (!verifyScalar(Node, msgpack::Type::Int))
return false;
return true;
}
bool MetadataVerifier::verifyArray(
msgpack::DocNode &Node, function_ref<bool(msgpack::DocNode &)> verifyNode,
Optional<size_t> Size) {
if (!Node.isArray())
return false;
auto &Array = Node.getArray();
if (Size && Array.size() != *Size)
return false;
for (auto &Item : Array)
if (!verifyNode(Item))
return false;
return true;
}
bool MetadataVerifier::verifyEntry(
msgpack::MapDocNode &MapNode, StringRef Key, bool Required,
function_ref<bool(msgpack::DocNode &)> verifyNode) {
auto Entry = MapNode.find(Key);
if (Entry == MapNode.end())
return !Required;
return verifyNode(Entry->second);
}
bool MetadataVerifier::verifyScalarEntry(
msgpack::MapDocNode &MapNode, StringRef Key, bool Required,
msgpack::Type SKind,
function_ref<bool(msgpack::DocNode &)> verifyValue) {
return verifyEntry(MapNode, Key, Required, [=](msgpack::DocNode &Node) {
return verifyScalar(Node, SKind, verifyValue);
});
}
bool MetadataVerifier::verifyIntegerEntry(msgpack::MapDocNode &MapNode,
StringRef Key, bool Required) {
return verifyEntry(MapNode, Key, Required, [this](msgpack::DocNode &Node) {
return verifyInteger(Node);
});
}
bool MetadataVerifier::verifyKernelArgs(msgpack::DocNode &Node) {
if (!Node.isMap())
return false;
auto &ArgsMap = Node.getMap();
if (!verifyScalarEntry(ArgsMap, ".name", false,
msgpack::Type::String))
return false;
if (!verifyScalarEntry(ArgsMap, ".type_name", false,
msgpack::Type::String))
return false;
if (!verifyIntegerEntry(ArgsMap, ".size", true))
return false;
if (!verifyIntegerEntry(ArgsMap, ".offset", true))
return false;
if (!verifyScalarEntry(ArgsMap, ".value_kind", true,
msgpack::Type::String,
[](msgpack::DocNode &SNode) {
return StringSwitch<bool>(SNode.getString())
.Case("by_value", true)
.Case("global_buffer", true)
.Case("dynamic_shared_pointer", true)
.Case("sampler", true)
.Case("image", true)
.Case("pipe", true)
.Case("queue", true)
.Case("hidden_global_offset_x", true)
.Case("hidden_global_offset_y", true)
.Case("hidden_global_offset_z", true)
.Case("hidden_none", true)
.Case("hidden_printf_buffer", true)
.Case("hidden_hostcall_buffer", true)
.Case("hidden_default_queue", true)
.Case("hidden_completion_action", true)
.Case("hidden_multigrid_sync_arg", true)
.Default(false);
}))
return false;
if (!verifyIntegerEntry(ArgsMap, ".pointee_align", false))
return false;
if (!verifyScalarEntry(ArgsMap, ".address_space", false,
msgpack::Type::String,
[](msgpack::DocNode &SNode) {
return StringSwitch<bool>(SNode.getString())
.Case("private", true)
.Case("global", true)
.Case("constant", true)
.Case("local", true)
.Case("generic", true)
.Case("region", true)
.Default(false);
}))
return false;
if (!verifyScalarEntry(ArgsMap, ".access", false,
msgpack::Type::String,
[](msgpack::DocNode &SNode) {
return StringSwitch<bool>(SNode.getString())
.Case("read_only", true)
.Case("write_only", true)
.Case("read_write", true)
.Default(false);
}))
return false;
if (!verifyScalarEntry(ArgsMap, ".actual_access", false,
msgpack::Type::String,
[](msgpack::DocNode &SNode) {
return StringSwitch<bool>(SNode.getString())
.Case("read_only", true)
.Case("write_only", true)
.Case("read_write", true)
.Default(false);
}))
return false;
if (!verifyScalarEntry(ArgsMap, ".is_const", false,
msgpack::Type::Boolean))
return false;
if (!verifyScalarEntry(ArgsMap, ".is_restrict", false,
msgpack::Type::Boolean))
return false;
if (!verifyScalarEntry(ArgsMap, ".is_volatile", false,
msgpack::Type::Boolean))
return false;
if (!verifyScalarEntry(ArgsMap, ".is_pipe", false,
msgpack::Type::Boolean))
return false;
return true;
}
bool MetadataVerifier::verifyKernel(msgpack::DocNode &Node) {
if (!Node.isMap())
return false;
auto &KernelMap = Node.getMap();
if (!verifyScalarEntry(KernelMap, ".name", true,
msgpack::Type::String))
return false;
if (!verifyScalarEntry(KernelMap, ".symbol", true,
msgpack::Type::String))
return false;
if (!verifyScalarEntry(KernelMap, ".language", false,
msgpack::Type::String,
[](msgpack::DocNode &SNode) {
return StringSwitch<bool>(SNode.getString())
.Case("OpenCL C", true)
.Case("OpenCL C++", true)
.Case("HCC", true)
.Case("HIP", true)
.Case("OpenMP", true)
.Case("Assembler", true)
.Default(false);
}))
return false;
if (!verifyEntry(
KernelMap, ".language_version", false, [this](msgpack::DocNode &Node) {
return verifyArray(
Node,
[this](msgpack::DocNode &Node) { return verifyInteger(Node); }, 2);
}))
return false;
if (!verifyEntry(KernelMap, ".args", false, [this](msgpack::DocNode &Node) {
return verifyArray(Node, [this](msgpack::DocNode &Node) {
return verifyKernelArgs(Node);
});
}))
return false;
if (!verifyEntry(KernelMap, ".reqd_workgroup_size", false,
[this](msgpack::DocNode &Node) {
return verifyArray(Node,
[this](msgpack::DocNode &Node) {
return verifyInteger(Node);
},
3);
}))
return false;
if (!verifyEntry(KernelMap, ".workgroup_size_hint", false,
[this](msgpack::DocNode &Node) {
return verifyArray(Node,
[this](msgpack::DocNode &Node) {
return verifyInteger(Node);
},
3);
}))
return false;
if (!verifyScalarEntry(KernelMap, ".vec_type_hint", false,
msgpack::Type::String))
return false;
if (!verifyScalarEntry(KernelMap, ".device_enqueue_symbol", false,
msgpack::Type::String))
return false;
if (!verifyIntegerEntry(KernelMap, ".kernarg_segment_size", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".group_segment_fixed_size", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".private_segment_fixed_size", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".kernarg_segment_align", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".wavefront_size", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".sgpr_count", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".vgpr_count", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".max_flat_workgroup_size", true))
return false;
if (!verifyIntegerEntry(KernelMap, ".sgpr_spill_count", false))
return false;
if (!verifyIntegerEntry(KernelMap, ".vgpr_spill_count", false))
return false;
return true;
}
bool MetadataVerifier::verify(msgpack::DocNode &HSAMetadataRoot) {
if (!HSAMetadataRoot.isMap())
return false;
auto &RootMap = HSAMetadataRoot.getMap();
if (!verifyEntry(
RootMap, "amdhsa.version", true, [this](msgpack::DocNode &Node) {
return verifyArray(
Node,
[this](msgpack::DocNode &Node) { return verifyInteger(Node); }, 2);
}))
return false;
if (!verifyEntry(
RootMap, "amdhsa.printf", false, [this](msgpack::DocNode &Node) {
return verifyArray(Node, [this](msgpack::DocNode &Node) {
return verifyScalar(Node, msgpack::Type::String);
});
}))
return false;
if (!verifyEntry(RootMap, "amdhsa.kernels", true,
[this](msgpack::DocNode &Node) {
return verifyArray(Node, [this](msgpack::DocNode &Node) {
return verifyKernel(Node);
});
}))
return false;
return true;
}
} // end namespace V3
} // end namespace HSAMD
} // end namespace AMDGPU
} // end namespace llvm
|
