summaryrefslogtreecommitdiffstats
path: root/js/src/wasm/WasmDump.cpp
blob: f92125077aa3dc5140ee69b45039cea7b344d779 (plain)
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
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * vim: set ts=8 sts=2 et sw=2 tw=80:
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "wasm/WasmDump.h"

#include <cinttypes>

using namespace js;
using namespace js::wasm;

#ifdef DEBUG

void wasm::Dump(ValType type) {
  Fprinter out(stdout);
  wasm::Dump(type, out);
}

void wasm::Dump(ValType type, GenericPrinter& out) {
  Dump(type.storageType(), out);
}

void wasm::Dump(StorageType type) {
  Fprinter out(stdout);
  wasm::Dump(type, out);
}

void wasm::Dump(StorageType type, GenericPrinter& out) {
  const char* literal = nullptr;
  switch (type.kind()) {
    case StorageType::I8:
      literal = "i8";
      break;
    case StorageType::I16:
      literal = "i16";
      break;
    case StorageType::I32:
      literal = "i32";
      break;
    case StorageType::I64:
      literal = "i64";
      break;
    case StorageType::V128:
      literal = "v128";
      break;
    case StorageType::F32:
      literal = "f32";
      break;
    case StorageType::F64:
      literal = "f64";
      break;
    case StorageType::Ref:
      return Dump(type.refType(), out);
  }
  out.put(literal);
}

void wasm::Dump(RefType type) {
  Fprinter out(stdout);
  wasm::Dump(type, out);
}

void wasm::Dump(RefType type, GenericPrinter& out) {
  if (type.isNullable() && !type.isTypeRef()) {
    const char* literal = nullptr;
    switch (type.kind()) {
      case RefType::Func:
        literal = "funcref";
        break;
      case RefType::Extern:
        literal = "externref";
        break;
      case RefType::Any:
        literal = "anyref";
        break;
      case RefType::NoFunc:
        literal = "nullfuncref";
        break;
      case RefType::NoExn:
        literal = "nullexn";
        break;
      case RefType::NoExtern:
        literal = "nullexternref";
        break;
      case RefType::None:
        literal = "nullref";
        break;
      case RefType::Eq:
        literal = "eqref";
        break;
      case RefType::I31:
        literal = "i31ref";
        break;
      case RefType::Struct:
        literal = "structref";
        break;
      case RefType::Array:
        literal = "arrayref";
        break;
      case RefType::Exn:
        literal = "exnref";
        break;
      case RefType::TypeRef: {
        MOZ_CRASH("type ref should not be possible here");
      }
    }
    out.put(literal);
    return;
  }

  // Emit the full reference type with heap type
  const char* heapType = nullptr;
  switch (type.kind()) {
    case RefType::Func:
      heapType = "func";
      break;
    case RefType::Extern:
      heapType = "extern";
      break;
    case RefType::Any:
      heapType = "any";
      break;
    case RefType::NoFunc:
      heapType = "nofunc";
      break;
    case RefType::NoExn:
      heapType = "noexn";
      break;
    case RefType::NoExtern:
      heapType = "noextern";
      break;
    case RefType::None:
      heapType = "none";
      break;
    case RefType::Eq:
      heapType = "eq";
      break;
    case RefType::I31:
      heapType = "eq";
      break;
    case RefType::Struct:
      heapType = "struct";
      break;
    case RefType::Array:
      heapType = "array";
      break;
    case RefType::Exn:
      heapType = "exn";
      break;
    case RefType::TypeRef: {
      uintptr_t typeAddress = (uintptr_t)type.typeDef();
      out.printf("(ref %s0x%" PRIxPTR ")", type.isNullable() ? "null " : "",
                 typeAddress);
      return;
    }
  }
  out.printf("(ref %s%s)", type.isNullable() ? "null " : "", heapType);
}

void wasm::Dump(const FuncType& funcType) {
  Fprinter fileOut(stdout);
  IndentedPrinter out(fileOut);
  wasm::Dump(funcType, out);
}

void wasm::Dump(const FuncType& funcType, IndentedPrinter& out) {
  out.printf("(func\n");
  {
    IndentedPrinter::AutoIndent innerIndent(out);
    for (ValType arg : funcType.args()) {
      out.printf("(param ");
      Dump(arg, out);
      out.printf(")\n");
    }
    for (ValType result : funcType.results()) {
      out.printf("(result ");
      Dump(result, out);
      out.printf(")\n");
    }
  }
  out.printf(")\n");
}

void wasm::Dump(const StructType& structType) {
  Fprinter fileOut(stdout);
  IndentedPrinter out(fileOut);
  wasm::Dump(structType, out);
}

void wasm::Dump(const StructType& structType, IndentedPrinter& out) {
  out.printf("(struct\n");
  {
    IndentedPrinter::AutoIndent innerIndent(out);
    for (const StructField& field : structType.fields_) {
      out.printf("(field ");
      if (field.isMutable) {
        out.printf("(mut ");
      }
      Dump(field.type, out);
      if (field.isMutable) {
        out.printf(")");
      }
      out.printf(")\n");
    }
  }
  out.printf(")\n");
}

void wasm::Dump(const ArrayType& arrayType) {
  Fprinter fileOut(stdout);
  IndentedPrinter out(fileOut);
  wasm::Dump(arrayType, out);
}

void wasm::Dump(const ArrayType& arrayType, IndentedPrinter& out) {
  out.printf("(array ");
  if (arrayType.isMutable_) {
    out.printf("(mut ");
  }
  Dump(arrayType.elementType_, out);
  if (arrayType.isMutable_) {
    out.printf(")");
  }
  out.printf(")\n");
}

void wasm::Dump(const TypeDef& typeDef) {
  Fprinter fileOut(stdout);
  IndentedPrinter out(fileOut);
  wasm::Dump(typeDef, out);
}

void wasm::Dump(const TypeDef& typeDef, IndentedPrinter& out) {
  out.printf("(type 0x%" PRIxPTR "\n", (uintptr_t)&typeDef);

  {
    IndentedPrinter::AutoIndent innerIndent(out);
    out.printf("final=%u\n", typeDef.isFinal() ? 1 : 0);
    out.printf("subtypingDepth=%u\n", typeDef.subTypingDepth());
    if (typeDef.superTypeDef()) {
      out.printf("superType=0x%" PRIxPTR "\n",
                 (uintptr_t)typeDef.superTypeDef());
    }
    switch (typeDef.kind()) {
      case TypeDefKind::Func:
        Dump(typeDef.funcType(), out);
        break;
      case TypeDefKind::Struct:
        Dump(typeDef.structType(), out);
        break;
      case TypeDefKind::Array:
        Dump(typeDef.arrayType(), out);
        break;
      case TypeDefKind::None:
        out.printf("(none)\n");
        break;
    }
  }

  out.printf(")\n");
}

void wasm::Dump(const RecGroup& recGroup) {
  Fprinter fileOut(stdout);
  IndentedPrinter out(fileOut);
  wasm::Dump(recGroup, out);
}

void wasm::Dump(const RecGroup& recGroup, IndentedPrinter& out) {
  out.printf("(rec\n");
  {
    IndentedPrinter::AutoIndent innerIndent(out);
    for (uint32_t typeIndex = 0; typeIndex < recGroup.numTypes(); typeIndex++) {
      Dump(recGroup.type(typeIndex), out);
    }
  }
  out.printf(")\n");
}

void wasm::Dump(const TypeContext& typeContext) {
  Fprinter fileOut(stdout);
  IndentedPrinter out(fileOut);
  wasm::Dump(typeContext, out);
}

void wasm::Dump(const TypeContext& typeContext, IndentedPrinter& out) {
  out.printf("(types\n");
  {
    IndentedPrinter::AutoIndent innerIndent(out);
    for (const SharedRecGroup& recGroup : typeContext.groups()) {
      Dump(*recGroup, out);
    }
  }
  out.printf(")\n");
}

#endif  // DEBUG