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Side by Side Diff: src/compiler/code-stub-assembler.h

Issue 1868173002: Version 5.1.294.1 (cherry-pick) (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@5.1.294
Patch Set: Created 4 years, 8 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 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 #ifndef V8_COMPILER_CODE_STUB_ASSEMBLER_H_ 5 #ifndef V8_COMPILER_CODE_STUB_ASSEMBLER_H_
6 #define V8_COMPILER_CODE_STUB_ASSEMBLER_H_ 6 #define V8_COMPILER_CODE_STUB_ASSEMBLER_H_
7 7
8 #include <map> 8 #include <map>
9 9
10 // Clients of this interface shouldn't depend on lots of compiler internals. 10 // Clients of this interface shouldn't depend on lots of compiler internals.
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301 301
302 // Check that the value is a positive smi. 302 // Check that the value is a positive smi.
303 Node* WordIsPositiveSmi(Node* a); 303 Node* WordIsPositiveSmi(Node* a);
304 304
305 // Load an object pointer from a buffer that isn't in the heap. 305 // Load an object pointer from a buffer that isn't in the heap.
306 Node* LoadBufferObject(Node* buffer, int offset, 306 Node* LoadBufferObject(Node* buffer, int offset,
307 MachineType rep = MachineType::AnyTagged()); 307 MachineType rep = MachineType::AnyTagged());
308 // Load a field from an object on the heap. 308 // Load a field from an object on the heap.
309 Node* LoadObjectField(Node* object, int offset, 309 Node* LoadObjectField(Node* object, int offset,
310 MachineType rep = MachineType::AnyTagged()); 310 MachineType rep = MachineType::AnyTagged());
311 // Store a field to an object on the heap.
312 Node* StoreObjectFieldNoWriteBarrier(
313 Node* object, int offset, Node* value,
314 MachineRepresentation rep = MachineRepresentation::kTagged);
315 // Load the floating point value of a HeapNumber. 311 // Load the floating point value of a HeapNumber.
316 Node* LoadHeapNumberValue(Node* object); 312 Node* LoadHeapNumberValue(Node* object);
317 // Store the floating point value of a HeapNumber. 313 // Store the floating point value of a HeapNumber.
318 Node* StoreHeapNumberValue(Node* object, Node* value); 314 Node* StoreHeapNumberValue(Node* object, Node* value);
319 // Truncate the floating point value of a HeapNumber to an Int32. 315 // Truncate the floating point value of a HeapNumber to an Int32.
320 Node* TruncateHeapNumberValueToWord32(Node* object); 316 Node* TruncateHeapNumberValueToWord32(Node* object);
321 // Load the bit field of a Map. 317 // Load the bit field of a Map.
322 Node* LoadMapBitField(Node* map); 318 Node* LoadMapBitField(Node* map);
323 // Load bit field 2 of a map. 319 // Load bit field 2 of a map.
324 Node* LoadMapBitField2(Node* map); 320 Node* LoadMapBitField2(Node* map);
325 // Load bit field 3 of a map. 321 // Load bit field 3 of a map.
326 Node* LoadMapBitField3(Node* map); 322 Node* LoadMapBitField3(Node* map);
327 // Load the instance type of a map. 323 // Load the instance type of a map.
328 Node* LoadMapInstanceType(Node* map); 324 Node* LoadMapInstanceType(Node* map);
329 // Load the instance descriptors of a map. 325 // Load the instance descriptors of a map.
330 Node* LoadMapDescriptors(Node* map); 326 Node* LoadMapDescriptors(Node* map);
331 327
332 // Load the hash field of a name. 328 // Load the hash field of a name.
333 Node* LoadNameHash(Node* name); 329 Node* LoadNameHash(Node* name);
334 // Load the instance size of a Map.
335 Node* LoadMapInstanceSize(Node* map);
336 330
337 // Load an array element from a FixedArray. 331 // Load an array element from a FixedArray.
338 Node* LoadFixedArrayElementInt32Index(Node* object, Node* int32_index, 332 Node* LoadFixedArrayElementInt32Index(Node* object, Node* int32_index,
339 int additional_offset = 0); 333 int additional_offset = 0);
340 Node* LoadFixedArrayElementSmiIndex(Node* object, Node* smi_index, 334 Node* LoadFixedArrayElementSmiIndex(Node* object, Node* smi_index,
341 int additional_offset = 0); 335 int additional_offset = 0);
342 Node* LoadFixedArrayElementConstantIndex(Node* object, int index); 336 Node* LoadFixedArrayElementConstantIndex(Node* object, int index);
343 337
344 // Allocate an object of the given size. 338 // Allocate an object of the given size.
345 Node* Allocate(int size, AllocationFlags flags = kNone); 339 Node* Allocate(int size, AllocationFlags flags = kNone);
346 // Allocate a HeapNumber without initializing its value. 340 // Allocate a HeapNumber without initializing its value.
347 Node* AllocateHeapNumber(); 341 Node* AllocateHeapNumber();
348 // Allocate a HeapNumber with a specific value. 342 // Allocate a HeapNumber with a specific value.
349 Node* AllocateHeapNumberWithValue(Node* value); 343 Node* AllocateHeapNumberWithValue(Node* value);
350 Node* InnerAllocate(Node* previous, int offset);
351 344
352 // Store an array element to a FixedArray. 345 // Store an array element to a FixedArray.
353 Node* StoreFixedArrayElementNoWriteBarrier(Node* object, Node* index, 346 Node* StoreFixedArrayElementNoWriteBarrier(Node* object, Node* index,
354 Node* value); 347 Node* value);
355 // Load the Map of an HeapObject. 348 // Load the Map of an HeapObject.
356 Node* LoadMap(Node* object); 349 Node* LoadMap(Node* object);
357 // Store the Map of an HeapObject. 350 // Store the Map of an HeapObject.
358 Node* StoreMapNoWriteBarrier(Node* object, Node* map); 351 Node* StoreMapNoWriteBarrier(Node* object, Node* map);
359 // Load the instance type of an HeapObject. 352 // Load the instance type of an HeapObject.
360 Node* LoadInstanceType(Node* object); 353 Node* LoadInstanceType(Node* object);
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478 // Map of variables to the list of value nodes that have been added from each 471 // Map of variables to the list of value nodes that have been added from each
479 // merge path in their order of merging. 472 // merge path in their order of merging.
480 std::map<Variable::Impl*, std::vector<Node*>> variable_merges_; 473 std::map<Variable::Impl*, std::vector<Node*>> variable_merges_;
481 }; 474 };
482 475
483 } // namespace compiler 476 } // namespace compiler
484 } // namespace internal 477 } // namespace internal
485 } // namespace v8 478 } // namespace v8
486 479
487 #endif // V8_COMPILER_CODE_STUB_ASSEMBLER_H_ 480 #endif // V8_COMPILER_CODE_STUB_ASSEMBLER_H_
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