forked from WebAssembly/binaryen
-
Notifications
You must be signed in to change notification settings - Fork 0
/
test_features.py
357 lines (315 loc) · 11.4 KB
/
test_features.py
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
import os
from scripts.test import shared
from . import utils
class FeatureValidationTest(utils.BinaryenTestCase):
def check_feature(self, module, error, flag, const_flags=[]):
p = shared.run_process(shared.WASM_OPT +
['--mvp-features', '--print', '-o', os.devnull] +
const_flags,
input=module, check=False, capture_output=True)
self.assertIn(error, p.stderr)
self.assertIn('Fatal: error validating input', p.stderr)
self.assertNotEqual(p.returncode, 0)
p = shared.run_process(
shared.WASM_OPT + ['--mvp-features', '--print', '-o', os.devnull] +
const_flags + [flag],
input=module,
check=False,
capture_output=True)
self.assertEqual(p.returncode, 0)
def check_simd(self, module, error):
self.check_feature(module, error, '--enable-simd')
def check_sign_ext(self, module, error):
self.check_feature(module, error, '--enable-sign-ext')
def check_bulk_mem(self, module, error):
self.check_feature(module, error, '--enable-bulk-memory')
def check_exception_handling(self, module, error):
# Exception handling implies reference types
self.check_feature(module, error, '--enable-exception-handling',
['--enable-reference-types'])
def check_tail_call(self, module, error):
self.check_feature(module, error, '--enable-tail-call')
def check_reference_types(self, module, error):
self.check_feature(module, error, '--enable-reference-types')
def check_multivalue(self, module, error):
self.check_feature(module, error, '--enable-multivalue',
['--enable-exception-handling'])
def test_v128_signature(self):
module = '''
(module
(func $foo (param $0 v128) (result v128)
(local.get $0)
)
)
'''
self.check_simd(module, 'all used types should be allowed')
def test_v128_global(self):
module = '''
(module
(global $foo (mut v128) (v128.const i32x4 0 0 0 0))
)
'''
self.check_simd(module, 'all used types should be allowed')
def test_v128_local(self):
module = '''
(module
(func $foo
(local v128)
)
)
'''
self.check_simd(module, 'all used types should be allowed')
def test_simd_const(self):
module = '''
(module
(func $foo
(drop (v128.const i32x4 0 0 0 0))
)
)
'''
self.check_simd(module, 'all used features should be allowed')
def test_simd_load(self):
module = '''
(module
(memory 1 1)
(func $foo
(drop (v128.load (i32.const 0)))
)
)
'''
self.check_simd(module, 'SIMD operation (SIMD is disabled)')
def test_simd_splat(self):
module = '''
(module
(func $foo
(drop (i32x4.splat (i32.const 0)))
)
)
'''
self.check_simd(module, 'all used features should be allowed')
def test_sign_ext(self):
module = '''
(module
(func $foo
(drop (i32.extend8_s (i32.const 7)))
)
)
'''
self.check_sign_ext(module, 'all used features should be allowed')
def test_bulk_mem_inst(self):
module = '''
(module
(memory 1 1)
(func $foo
(memory.copy (i32.const 0) (i32.const 8) (i32.const 8))
)
)
'''
self.check_bulk_mem(module,
'Bulk memory operation (bulk memory is disabled')
def test_bulk_mem_segment(self):
module = '''
(module
(memory 256 256)
(data passive "42")
)
'''
self.check_bulk_mem(module, 'nonzero segment flags (bulk memory is disabled)')
def test_tail_call(self):
module = '''
(module
(func $bar)
(func $foo
(return_call $bar)
)
)
'''
self.check_tail_call(module, 'return_call requires tail calls to be enabled')
def test_tail_call_indirect(self):
module = '''
(module
(type $T (func))
(table $0 1 1 funcref)
(func $foo
(return_call_indirect (type $T)
(i32.const 0)
)
)
)
'''
self.check_tail_call(module, 'return_call_indirect requires tail calls to be enabled')
def test_reference_types_externref(self):
module = '''
(module
(import "env" "test1" (func $test1 (param externref) (result externref)))
(import "env" "test2" (global $test2 externref))
(export "test1" (func $test1 (param externref) (result externref)))
(export "test2" (global $test2))
(func $externref_test (param $0 externref) (result externref)
(return
(call $test1
(local.get $0)
)
)
)
)
'''
self.check_reference_types(module, 'all used types should be allowed')
def test_exnref_local(self):
module = '''
(module
(func $foo
(local exnref)
)
)
'''
self.check_exception_handling(module, 'all used types should be allowed')
def test_event(self):
module = '''
(module
(event $e (attr 0) (param i32))
(func $foo
(throw $e (i32.const 0))
)
)
'''
self.check_exception_handling(module, 'Module has events')
def test_multivalue_import(self):
module = '''
(module
(import "env" "foo" (func $foo (result i32 i64)))
)
'''
self.check_multivalue(module, 'Imported multivalue function ' +
'(multivalue is not enabled)')
def test_multivalue_function(self):
module = '''
(module
(func $foo (result i32 i64)
(tuple.make
(i32.const 42)
(i64.const 42)
)
)
)
'''
self.check_multivalue(module, 'Multivalue function results ' +
'(multivalue is not enabled)')
def test_multivalue_event(self):
module = '''
(module
(event $foo (attr 0) (param i32 i64))
)
'''
self.check_multivalue(module, 'Multivalue event type ' +
'(multivalue is not enabled)')
def test_multivalue_block(self):
module = '''
(module
(func $foo
(drop
(block (result i32 i64)
(tuple.make
(i32.const 42)
(i64.const 42)
)
)
)
)
)
'''
self.check_multivalue(module, 'Multivalue block type ' +
'(multivalue is not enabled)')
class TargetFeaturesSectionTest(utils.BinaryenTestCase):
def test_atomics(self):
filename = 'atomics_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['threads'])
self.assertIn('i32.atomic.rmw.add', self.disassemble(filename))
def test_bulk_memory(self):
filename = 'bulkmem_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['bulk-memory'])
self.assertIn('memory.copy', self.disassemble(filename))
def test_nontrapping_fptoint(self):
filename = 'truncsat_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['nontrapping-float-to-int'])
self.assertIn('i32.trunc_sat_f32_u', self.disassemble(filename))
def test_mutable_globals(self):
filename = 'mutable_globals_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['mutable-globals'])
self.assertIn('(import "env" "global-mut" (global $gimport$0 (mut i32)))',
self.disassemble(filename))
def test_sign_ext(self):
filename = 'signext_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['sign-ext'])
self.assertIn('i32.extend8_s', self.disassemble(filename))
def test_simd(self):
filename = 'simd_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['simd'])
self.assertIn('i32x4.splat', self.disassemble(filename))
def test_tailcall(self):
filename = 'tail_call_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['tail-call'])
self.assertIn('return_call', self.disassemble(filename))
def test_reference_types(self):
filename = 'reference_types_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['reference-types'])
self.assertIn('externref', self.disassemble(filename))
def test_exception_handling(self):
filename = 'exception_handling_target_feature.wasm'
self.roundtrip(filename)
self.check_features(filename, ['exception-handling'])
self.assertIn('throw', self.disassemble(filename))
def test_incompatible_features(self):
path = self.input_path('signext_target_feature.wasm')
p = shared.run_process(
shared.WASM_OPT + ['--print', '--enable-simd', '-o', os.devnull,
path],
check=False, capture_output=True
)
self.assertNotEqual(p.returncode, 0)
self.assertIn('Fatal: module features do not match specified features. ' +
'Use --detect-features to resolve.',
p.stderr)
def test_incompatible_features_forced(self):
path = self.input_path('signext_target_feature.wasm')
p = shared.run_process(
shared.WASM_OPT + ['--print', '--detect-features', '-mvp',
'--enable-simd', '-o', os.devnull, path],
check=False, capture_output=True
)
self.assertNotEqual(p.returncode, 0)
self.assertIn('all used features should be allowed', p.stderr)
def test_explicit_detect_features(self):
self.check_features('signext_target_feature.wasm', ['simd', 'sign-ext'],
opts=['-mvp', '--detect-features', '--enable-simd'])
def test_emit_all_features(self):
p = shared.run_process(shared.WASM_OPT +
['--emit-target-features', '-all', '-o', '-'],
input="(module)", check=False,
capture_output=True, decode_output=False)
self.assertEqual(p.returncode, 0)
p2 = shared.run_process(shared.WASM_OPT +
['--print-features', '-o', os.devnull],
input=p.stdout, check=False,
capture_output=True)
self.assertEqual(p2.returncode, 0)
self.assertEqual([
'--enable-threads',
'--enable-mutable-globals',
'--enable-nontrapping-float-to-int',
'--enable-simd',
'--enable-bulk-memory',
'--enable-sign-ext',
'--enable-exception-handling',
'--enable-tail-call',
'--enable-reference-types',
'--enable-multivalue'
], p2.stdout.splitlines())