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Issue 2655733003: Thread maybe-assigned through the bytecodes. (Closed)
Patch Set: Comment Created 3 years, 10 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #include "src/interpreter/bytecode-array-builder.h" 7 #include "src/interpreter/bytecode-array-builder.h"
8 #include "src/interpreter/bytecode-array-iterator.h" 8 #include "src/interpreter/bytecode-array-iterator.h"
9 #include "src/interpreter/bytecode-label.h" 9 #include "src/interpreter/bytecode-label.h"
10 #include "src/interpreter/bytecode-register-allocator.h" 10 #include "src/interpreter/bytecode-register-allocator.h"
(...skipping 68 matching lines...) Expand 10 before | Expand all | Expand 10 after
79 // Emit global load / store operations. 79 // Emit global load / store operations.
80 Handle<String> name = factory->NewStringFromStaticChars("var_name"); 80 Handle<String> name = factory->NewStringFromStaticChars("var_name");
81 builder.LoadGlobal(name, 1, TypeofMode::NOT_INSIDE_TYPEOF) 81 builder.LoadGlobal(name, 1, TypeofMode::NOT_INSIDE_TYPEOF)
82 .LoadGlobal(name, 1, TypeofMode::INSIDE_TYPEOF) 82 .LoadGlobal(name, 1, TypeofMode::INSIDE_TYPEOF)
83 .StoreGlobal(name, 1, LanguageMode::SLOPPY) 83 .StoreGlobal(name, 1, LanguageMode::SLOPPY)
84 .StoreGlobal(name, 1, LanguageMode::STRICT); 84 .StoreGlobal(name, 1, LanguageMode::STRICT);
85 85
86 // Emit context operations. 86 // Emit context operations.
87 builder.PushContext(reg) 87 builder.PushContext(reg)
88 .PopContext(reg) 88 .PopContext(reg)
89 .LoadContextSlot(reg, 1, 0) 89 .LoadContextSlot(reg, 1, 0, BytecodeArrayBuilder::kMutableSlot)
90 .StoreContextSlot(reg, 1, 0); 90 .StoreContextSlot(reg, 1, 0)
91 .LoadContextSlot(reg, 2, 0, BytecodeArrayBuilder::kImmutableSlot)
92 .StoreContextSlot(reg, 3, 0);
91 93
92 // Emit context operations which operate on the local context. 94 // Emit context operations which operate on the local context.
93 builder.LoadContextSlot(Register::current_context(), 1, 0) 95 builder
94 .StoreContextSlot(Register::current_context(), 1, 0); 96 .LoadContextSlot(Register::current_context(), 1, 0,
97 BytecodeArrayBuilder::kMutableSlot)
98 .StoreContextSlot(Register::current_context(), 1, 0)
99 .LoadContextSlot(Register::current_context(), 2, 0,
100 BytecodeArrayBuilder::kImmutableSlot)
101 .StoreContextSlot(Register::current_context(), 3, 0);
95 102
96 // Emit load / store property operations. 103 // Emit load / store property operations.
97 builder.LoadNamedProperty(reg, name, 0) 104 builder.LoadNamedProperty(reg, name, 0)
98 .LoadKeyedProperty(reg, 0) 105 .LoadKeyedProperty(reg, 0)
99 .StoreNamedProperty(reg, name, 0, LanguageMode::SLOPPY) 106 .StoreNamedProperty(reg, name, 0, LanguageMode::SLOPPY)
100 .StoreKeyedProperty(reg, reg, 0, LanguageMode::SLOPPY) 107 .StoreKeyedProperty(reg, reg, 0, LanguageMode::SLOPPY)
101 .StoreNamedProperty(reg, name, 0, LanguageMode::STRICT) 108 .StoreNamedProperty(reg, name, 0, LanguageMode::STRICT)
102 .StoreKeyedProperty(reg, reg, 0, LanguageMode::STRICT); 109 .StoreKeyedProperty(reg, reg, 0, LanguageMode::STRICT);
103 110
104 // Emit load / store lookup slots. 111 // Emit load / store lookup slots.
(...skipping 215 matching lines...) Expand 10 before | Expand all | Expand 10 after
320 .LoadKeyedProperty(reg, 2056) 327 .LoadKeyedProperty(reg, 2056)
321 .StoreNamedProperty(reg, wide_name, 0, LanguageMode::SLOPPY) 328 .StoreNamedProperty(reg, wide_name, 0, LanguageMode::SLOPPY)
322 .StoreKeyedProperty(reg, reg, 2056, LanguageMode::SLOPPY) 329 .StoreKeyedProperty(reg, reg, 2056, LanguageMode::SLOPPY)
323 .StoreNamedProperty(reg, wide_name, 0, LanguageMode::STRICT) 330 .StoreNamedProperty(reg, wide_name, 0, LanguageMode::STRICT)
324 .StoreKeyedProperty(reg, reg, 2056, LanguageMode::STRICT); 331 .StoreKeyedProperty(reg, reg, 2056, LanguageMode::STRICT);
325 332
326 builder.StoreDataPropertyInLiteral(reg, reg, 333 builder.StoreDataPropertyInLiteral(reg, reg,
327 DataPropertyInLiteralFlag::kNoFlags, 0); 334 DataPropertyInLiteralFlag::kNoFlags, 0);
328 335
329 // Emit wide context operations. 336 // Emit wide context operations.
330 builder.LoadContextSlot(reg, 1024, 0).StoreContextSlot(reg, 1024, 0); 337 builder.LoadContextSlot(reg, 1024, 0, BytecodeArrayBuilder::kMutableSlot)
338 .StoreContextSlot(reg, 1024, 0);
331 339
332 // Emit wide load / store lookup slots. 340 // Emit wide load / store lookup slots.
333 builder.LoadLookupSlot(wide_name, TypeofMode::NOT_INSIDE_TYPEOF) 341 builder.LoadLookupSlot(wide_name, TypeofMode::NOT_INSIDE_TYPEOF)
334 .LoadLookupSlot(wide_name, TypeofMode::INSIDE_TYPEOF) 342 .LoadLookupSlot(wide_name, TypeofMode::INSIDE_TYPEOF)
335 .StoreLookupSlot(wide_name, LanguageMode::SLOPPY) 343 .StoreLookupSlot(wide_name, LanguageMode::SLOPPY)
336 .StoreLookupSlot(wide_name, LanguageMode::STRICT); 344 .StoreLookupSlot(wide_name, LanguageMode::STRICT);
337 345
338 // CreateClosureWide 346 // CreateClosureWide
339 builder.CreateClosure(1000, 321, NOT_TENURED); 347 builder.CreateClosure(1000, 321, NOT_TENURED);
340 348
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756 iterator.Advance(); 764 iterator.Advance();
757 } 765 }
758 CHECK_EQ(iterator.current_bytecode(), Bytecode::kReturn); 766 CHECK_EQ(iterator.current_bytecode(), Bytecode::kReturn);
759 iterator.Advance(); 767 iterator.Advance();
760 CHECK(iterator.done()); 768 CHECK(iterator.done());
761 } 769 }
762 770
763 } // namespace interpreter 771 } // namespace interpreter
764 } // namespace internal 772 } // namespace internal
765 } // namespace v8 773 } // namespace v8
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