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
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
|
// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_CCTEST_COMPILER_CALL_TESTER_H_
#define V8_CCTEST_COMPILER_CALL_TESTER_H_
#include "src/simulator.h"
#include "test/cctest/compiler/c-signature.h"
#if V8_TARGET_ARCH_IA32
#if __GNUC__
#define V8_CDECL __attribute__((cdecl))
#else
#define V8_CDECL __cdecl
#endif
#else
#define V8_CDECL
#endif
namespace v8 {
namespace internal {
namespace compiler {
template <typename R>
inline R CastReturnValue(uintptr_t r) {
return reinterpret_cast<R>(r);
}
template <>
inline void CastReturnValue(uintptr_t r) {}
template <>
inline bool CastReturnValue(uintptr_t r) {
return static_cast<bool>(r);
}
template <>
inline int32_t CastReturnValue(uintptr_t r) {
return static_cast<int32_t>(r);
}
template <>
inline uint32_t CastReturnValue(uintptr_t r) {
return static_cast<uint32_t>(r);
}
template <>
inline int64_t CastReturnValue(uintptr_t r) {
return static_cast<int64_t>(r);
}
template <>
inline uint64_t CastReturnValue(uintptr_t r) {
return static_cast<uint64_t>(r);
}
template <>
inline int16_t CastReturnValue(uintptr_t r) {
return static_cast<int16_t>(r);
}
template <>
inline uint16_t CastReturnValue(uintptr_t r) {
return static_cast<uint16_t>(r);
}
template <>
inline int8_t CastReturnValue(uintptr_t r) {
return static_cast<int8_t>(r);
}
template <>
inline uint8_t CastReturnValue(uintptr_t r) {
return static_cast<uint8_t>(r);
}
template <>
inline double CastReturnValue(uintptr_t r) {
UNREACHABLE();
return 0.0;
}
template <typename R>
struct ParameterTraits {
static uintptr_t Cast(R r) { return static_cast<uintptr_t>(r); }
};
template <>
struct ParameterTraits<int*> {
static uintptr_t Cast(int* r) { return reinterpret_cast<uintptr_t>(r); }
};
template <typename T>
struct ParameterTraits<T*> {
static uintptr_t Cast(void* r) { return reinterpret_cast<uintptr_t>(r); }
};
#if !V8_TARGET_ARCH_32_BIT
// Additional template specialization required for mips64 to sign-extend
// parameters defined by calling convention.
template <>
struct ParameterTraits<int32_t> {
static int64_t Cast(int32_t r) { return static_cast<int64_t>(r); }
};
template <>
struct ParameterTraits<uint32_t> {
static int64_t Cast(uint32_t r) {
return static_cast<int64_t>(static_cast<int32_t>(r));
}
};
#endif // !V8_TARGET_ARCH_64_BIT
template <typename R>
class CallHelper {
public:
explicit CallHelper(Isolate* isolate, MachineSignature* csig)
: csig_(csig), isolate_(isolate) {
USE(isolate_);
}
virtual ~CallHelper() {}
R Call() {
typedef R V8_CDECL FType();
CSignature::VerifyParams(csig_);
return DoCall(FUNCTION_CAST<FType*>(Generate()));
}
template <typename P1>
R Call(P1 p1) {
typedef R V8_CDECL FType(P1);
CSignature::VerifyParams<P1>(csig_);
return DoCall(FUNCTION_CAST<FType*>(Generate()), p1);
}
template <typename P1, typename P2>
R Call(P1 p1, P2 p2) {
typedef R V8_CDECL FType(P1, P2);
CSignature::VerifyParams<P1, P2>(csig_);
return DoCall(FUNCTION_CAST<FType*>(Generate()), p1, p2);
}
template <typename P1, typename P2, typename P3>
R Call(P1 p1, P2 p2, P3 p3) {
typedef R V8_CDECL FType(P1, P2, P3);
CSignature::VerifyParams<P1, P2, P3>(csig_);
return DoCall(FUNCTION_CAST<FType*>(Generate()), p1, p2, p3);
}
template <typename P1, typename P2, typename P3, typename P4>
R Call(P1 p1, P2 p2, P3 p3, P4 p4) {
typedef R V8_CDECL FType(P1, P2, P3, P4);
CSignature::VerifyParams<P1, P2, P3, P4>(csig_);
return DoCall(FUNCTION_CAST<FType*>(Generate()), p1, p2, p3, p4);
}
template <typename P1, typename P2, typename P3, typename P4, typename P5>
R Call(P1 p1, P2 p2, P3 p3, P4 p4, P5 p5) {
typedef R V8_CDECL FType(P1, P2, P3, P4, P5);
CSignature::VerifyParams<P1, P2, P3, P4, P5>(csig_);
return DoCall(FUNCTION_CAST<FType*>(Generate()), p1, p2, p3, p4, p5);
}
protected:
MachineSignature* csig_;
virtual byte* Generate() = 0;
private:
#if USE_SIMULATOR && V8_TARGET_ARCH_ARM64
uintptr_t CallSimulator(byte* f, Simulator::CallArgument* args) {
Simulator* simulator = Simulator::current(isolate_);
return static_cast<uintptr_t>(simulator->CallInt64(f, args));
}
template <typename F>
R DoCall(F* f) {
Simulator::CallArgument args[] = {Simulator::CallArgument::End()};
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f), args));
}
template <typename F, typename P1>
R DoCall(F* f, P1 p1) {
Simulator::CallArgument args[] = {Simulator::CallArgument(p1),
Simulator::CallArgument::End()};
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f), args));
}
template <typename F, typename P1, typename P2>
R DoCall(F* f, P1 p1, P2 p2) {
Simulator::CallArgument args[] = {Simulator::CallArgument(p1),
Simulator::CallArgument(p2),
Simulator::CallArgument::End()};
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f), args));
}
template <typename F, typename P1, typename P2, typename P3>
R DoCall(F* f, P1 p1, P2 p2, P3 p3) {
Simulator::CallArgument args[] = {
Simulator::CallArgument(p1), Simulator::CallArgument(p2),
Simulator::CallArgument(p3), Simulator::CallArgument::End()};
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f), args));
}
template <typename F, typename P1, typename P2, typename P3, typename P4>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4) {
Simulator::CallArgument args[] = {
Simulator::CallArgument(p1), Simulator::CallArgument(p2),
Simulator::CallArgument(p3), Simulator::CallArgument(p4),
Simulator::CallArgument::End()};
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f), args));
}
template <typename F, typename P1, typename P2, typename P3, typename P4,
typename P5>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4, P5 p5) {
Simulator::CallArgument args[] = {
Simulator::CallArgument(p1), Simulator::CallArgument(p2),
Simulator::CallArgument(p3), Simulator::CallArgument(p4),
Simulator::CallArgument(p5), Simulator::CallArgument::End()};
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f), args));
}
#elif USE_SIMULATOR && \
(V8_TARGET_ARCH_MIPS64 || V8_TARGET_ARCH_PPC64 || V8_TARGET_ARCH_S390X)
uintptr_t CallSimulator(byte* f, int64_t p1 = 0, int64_t p2 = 0,
int64_t p3 = 0, int64_t p4 = 0, int64_t p5 = 0) {
Simulator* simulator = Simulator::current(isolate_);
return static_cast<uintptr_t>(simulator->Call(f, 5, p1, p2, p3, p4, p5));
}
template <typename F>
R DoCall(F* f) {
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f)));
}
template <typename F, typename P1>
R DoCall(F* f, P1 p1) {
return CastReturnValue<R>(
CallSimulator(FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1)));
}
template <typename F, typename P1, typename P2>
R DoCall(F* f, P1 p1, P2 p2) {
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f),
ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2)));
}
template <typename F, typename P1, typename P2, typename P3>
R DoCall(F* f, P1 p1, P2 p2, P3 p3) {
return CastReturnValue<R>(CallSimulator(
FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3)));
}
template <typename F, typename P1, typename P2, typename P3, typename P4>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4) {
return CastReturnValue<R>(CallSimulator(
FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3),
ParameterTraits<P4>::Cast(p4)));
}
template <typename F, typename P1, typename P2, typename P3, typename P4,
typename P5>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4, P5 p5) {
return CastReturnValue<R>(CallSimulator(
FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3),
ParameterTraits<P4>::Cast(p4), ParameterTraits<P5>::Cast(p5)));
}
#elif USE_SIMULATOR && (V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_MIPS || \
V8_TARGET_ARCH_PPC || V8_TARGET_ARCH_S390)
uintptr_t CallSimulator(byte* f, int32_t p1 = 0, int32_t p2 = 0,
int32_t p3 = 0, int32_t p4 = 0, int32_t p5 = 0) {
Simulator* simulator = Simulator::current(isolate_);
return static_cast<uintptr_t>(simulator->Call(f, 5, p1, p2, p3, p4, p5));
}
template <typename F>
R DoCall(F* f) {
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f)));
}
template <typename F, typename P1>
R DoCall(F* f, P1 p1) {
return CastReturnValue<R>(
CallSimulator(FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1)));
}
template <typename F, typename P1, typename P2>
R DoCall(F* f, P1 p1, P2 p2) {
return CastReturnValue<R>(CallSimulator(FUNCTION_ADDR(f),
ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2)));
}
template <typename F, typename P1, typename P2, typename P3>
R DoCall(F* f, P1 p1, P2 p2, P3 p3) {
return CastReturnValue<R>(CallSimulator(
FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3)));
}
template <typename F, typename P1, typename P2, typename P3, typename P4>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4) {
return CastReturnValue<R>(CallSimulator(
FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3),
ParameterTraits<P4>::Cast(p4)));
}
template <typename F, typename P1, typename P2, typename P3, typename P4,
typename P5>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4, P5 p5) {
return CastReturnValue<R>(CallSimulator(
FUNCTION_ADDR(f), ParameterTraits<P1>::Cast(p1),
ParameterTraits<P2>::Cast(p2), ParameterTraits<P3>::Cast(p3),
ParameterTraits<P4>::Cast(p4), ParameterTraits<P5>::Cast(p5)));
}
#else
template <typename F>
R DoCall(F* f) {
return f();
}
template <typename F, typename P1>
R DoCall(F* f, P1 p1) {
return f(p1);
}
template <typename F, typename P1, typename P2>
R DoCall(F* f, P1 p1, P2 p2) {
return f(p1, p2);
}
template <typename F, typename P1, typename P2, typename P3>
R DoCall(F* f, P1 p1, P2 p2, P3 p3) {
return f(p1, p2, p3);
}
template <typename F, typename P1, typename P2, typename P3, typename P4>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4) {
return f(p1, p2, p3, p4);
}
template <typename F, typename P1, typename P2, typename P3, typename P4,
typename P5>
R DoCall(F* f, P1 p1, P2 p2, P3 p3, P4 p4, P5 p5) {
return f(p1, p2, p3, p4, p5);
}
#endif
Isolate* isolate_;
};
// A call helper that calls the given code object assuming C calling convention.
template <typename T>
class CodeRunner : public CallHelper<T> {
public:
CodeRunner(Isolate* isolate, Handle<Code> code, MachineSignature* csig)
: CallHelper<T>(isolate, csig), code_(code) {}
virtual ~CodeRunner() {}
virtual byte* Generate() { return code_->entry(); }
private:
Handle<Code> code_;
};
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_CCTEST_COMPILER_CALL_TESTER_H_
|
