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Side by Side Diff: src/compiler/js-generic-lowering.cc

Issue 2760953002: [builtins] Move more files into v8_builtins_generators source set (Closed)
Patch Set: rebased Created 3 years, 9 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/compiler/js-generic-lowering.h" 5 #include "src/compiler/js-generic-lowering.h"
6 6
7 #include "src/ast/ast.h" 7 #include "src/ast/ast.h"
8 #include "src/builtins/builtins-constructor.h" 8 #include "src/builtins/builtins-constructor.h"
9 #include "src/code-factory.h" 9 #include "src/code-factory.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
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385 } 385 }
386 386
387 387
388 void JSGenericLowering::LowerJSCreateFunctionContext(Node* node) { 388 void JSGenericLowering::LowerJSCreateFunctionContext(Node* node) {
389 const CreateFunctionContextParameters& parameters = 389 const CreateFunctionContextParameters& parameters =
390 CreateFunctionContextParametersOf(node->op()); 390 CreateFunctionContextParametersOf(node->op());
391 int slot_count = parameters.slot_count(); 391 int slot_count = parameters.slot_count();
392 ScopeType scope_type = parameters.scope_type(); 392 ScopeType scope_type = parameters.scope_type();
393 CallDescriptor::Flags flags = FrameStateFlagForCall(node); 393 CallDescriptor::Flags flags = FrameStateFlagForCall(node);
394 394
395 if (slot_count <= 395 if (slot_count <= ConstructorBuiltins::MaximumFunctionContextSlots()) {
396 ConstructorBuiltinsAssembler::MaximumFunctionContextSlots()) {
397 Callable callable = 396 Callable callable =
398 CodeFactory::FastNewFunctionContext(isolate(), scope_type); 397 CodeFactory::FastNewFunctionContext(isolate(), scope_type);
399 node->InsertInput(zone(), 1, jsgraph()->Int32Constant(slot_count)); 398 node->InsertInput(zone(), 1, jsgraph()->Int32Constant(slot_count));
400 ReplaceWithStubCall(node, callable, flags); 399 ReplaceWithStubCall(node, callable, flags);
401 } else { 400 } else {
402 node->InsertInput(zone(), 1, jsgraph()->SmiConstant(scope_type)); 401 node->InsertInput(zone(), 1, jsgraph()->SmiConstant(scope_type));
403 ReplaceWithRuntimeCall(node, Runtime::kNewFunctionContext); 402 ReplaceWithRuntimeCall(node, Runtime::kNewFunctionContext);
404 } 403 }
405 } 404 }
406 405
407 406
408 void JSGenericLowering::LowerJSCreateIterResultObject(Node* node) { 407 void JSGenericLowering::LowerJSCreateIterResultObject(Node* node) {
409 ReplaceWithRuntimeCall(node, Runtime::kCreateIterResultObject); 408 ReplaceWithRuntimeCall(node, Runtime::kCreateIterResultObject);
410 } 409 }
411 410
412 void JSGenericLowering::LowerJSCreateKeyValueArray(Node* node) { 411 void JSGenericLowering::LowerJSCreateKeyValueArray(Node* node) {
413 ReplaceWithRuntimeCall(node, Runtime::kCreateKeyValueArray); 412 ReplaceWithRuntimeCall(node, Runtime::kCreateKeyValueArray);
414 } 413 }
415 414
416 void JSGenericLowering::LowerJSCreateLiteralArray(Node* node) { 415 void JSGenericLowering::LowerJSCreateLiteralArray(Node* node) {
417 CreateLiteralParameters const& p = CreateLiteralParametersOf(node->op()); 416 CreateLiteralParameters const& p = CreateLiteralParametersOf(node->op());
418 CallDescriptor::Flags flags = FrameStateFlagForCall(node); 417 CallDescriptor::Flags flags = FrameStateFlagForCall(node);
419 node->InsertInput(zone(), 1, jsgraph()->SmiConstant(p.index())); 418 node->InsertInput(zone(), 1, jsgraph()->SmiConstant(p.index()));
420 node->InsertInput(zone(), 2, jsgraph()->HeapConstant(p.constant())); 419 node->InsertInput(zone(), 2, jsgraph()->HeapConstant(p.constant()));
421 420
422 // Use the FastCloneShallowArray builtin only for shallow boilerplates without 421 // Use the FastCloneShallowArray builtin only for shallow boilerplates without
423 // properties up to the number of elements that the stubs can handle. 422 // properties up to the number of elements that the stubs can handle.
424 if ((p.flags() & ArrayLiteral::kShallowElements) != 0 && 423 if ((p.flags() & ArrayLiteral::kShallowElements) != 0 &&
425 p.length() < 424 p.length() < ConstructorBuiltins::kMaximumClonedShallowArrayElements) {
426 ConstructorBuiltinsAssembler::kMaximumClonedShallowArrayElements) {
427 Callable callable = CodeFactory::FastCloneShallowArray( 425 Callable callable = CodeFactory::FastCloneShallowArray(
428 isolate(), DONT_TRACK_ALLOCATION_SITE); 426 isolate(), DONT_TRACK_ALLOCATION_SITE);
429 ReplaceWithStubCall(node, callable, flags); 427 ReplaceWithStubCall(node, callable, flags);
430 } else { 428 } else {
431 node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.flags())); 429 node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.flags()));
432 ReplaceWithRuntimeCall(node, Runtime::kCreateArrayLiteral); 430 ReplaceWithRuntimeCall(node, Runtime::kCreateArrayLiteral);
433 } 431 }
434 } 432 }
435 433
436 434
437 void JSGenericLowering::LowerJSCreateLiteralObject(Node* node) { 435 void JSGenericLowering::LowerJSCreateLiteralObject(Node* node) {
438 CreateLiteralParameters const& p = CreateLiteralParametersOf(node->op()); 436 CreateLiteralParameters const& p = CreateLiteralParametersOf(node->op());
439 CallDescriptor::Flags flags = FrameStateFlagForCall(node); 437 CallDescriptor::Flags flags = FrameStateFlagForCall(node);
440 node->InsertInput(zone(), 1, jsgraph()->SmiConstant(p.index())); 438 node->InsertInput(zone(), 1, jsgraph()->SmiConstant(p.index()));
441 node->InsertInput(zone(), 2, jsgraph()->HeapConstant(p.constant())); 439 node->InsertInput(zone(), 2, jsgraph()->HeapConstant(p.constant()));
442 node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.flags())); 440 node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.flags()));
443 441
444 // Use the FastCloneShallowObject builtin only for shallow boilerplates 442 // Use the FastCloneShallowObject builtin only for shallow boilerplates
445 // without elements up to the number of properties that the stubs can handle. 443 // without elements up to the number of properties that the stubs can handle.
446 if ((p.flags() & ObjectLiteral::kShallowProperties) != 0 && 444 if ((p.flags() & ObjectLiteral::kShallowProperties) != 0 &&
447 p.length() <= 445 p.length() <=
448 ConstructorBuiltinsAssembler::kMaximumClonedShallowObjectProperties) { 446 ConstructorBuiltins::kMaximumClonedShallowObjectProperties) {
449 Callable callable = 447 Callable callable =
450 CodeFactory::FastCloneShallowObject(isolate(), p.length()); 448 CodeFactory::FastCloneShallowObject(isolate(), p.length());
451 ReplaceWithStubCall(node, callable, flags); 449 ReplaceWithStubCall(node, callable, flags);
452 } else { 450 } else {
453 ReplaceWithRuntimeCall(node, Runtime::kCreateObjectLiteral); 451 ReplaceWithRuntimeCall(node, Runtime::kCreateObjectLiteral);
454 } 452 }
455 } 453 }
456 454
457 455
458 void JSGenericLowering::LowerJSCreateLiteralRegExp(Node* node) { 456 void JSGenericLowering::LowerJSCreateLiteralRegExp(Node* node) {
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704 } 702 }
705 703
706 704
707 MachineOperatorBuilder* JSGenericLowering::machine() const { 705 MachineOperatorBuilder* JSGenericLowering::machine() const {
708 return jsgraph()->machine(); 706 return jsgraph()->machine();
709 } 707 }
710 708
711 } // namespace compiler 709 } // namespace compiler
712 } // namespace internal 710 } // namespace internal
713 } // namespace v8 711 } // namespace v8
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