Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(401)

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

Issue 2380953002: [stubs] Generalize loop handling in CodeStubAssembler and improve common loop performance (Closed)
Patch Set: y Created 4 years, 2 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
« no previous file with comments | « no previous file | src/code-stub-assembler.cc » ('j') | src/code-stub-assembler.cc » ('J')
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright 2016 the V8 project authors. All rights reserved. 1 // Copyright 2016 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_CODE_STUB_ASSEMBLER_H_ 5 #ifndef V8_CODE_STUB_ASSEMBLER_H_
6 #define V8_CODE_STUB_ASSEMBLER_H_ 6 #define V8_CODE_STUB_ASSEMBLER_H_
7 7
8 #include <functional> 8 #include <functional>
9 9
10 #include "src/compiler/code-assembler.h" 10 #include "src/compiler/code-assembler.h"
(...skipping 796 matching lines...) Expand 10 before | Expand all | Expand 10 after
807 // Create a new weak cell with a specified value and install it into a 807 // Create a new weak cell with a specified value and install it into a
808 // feedback vector. 808 // feedback vector.
809 compiler::Node* CreateWeakCellInFeedbackVector( 809 compiler::Node* CreateWeakCellInFeedbackVector(
810 compiler::Node* feedback_vector, compiler::Node* slot, 810 compiler::Node* feedback_vector, compiler::Node* slot,
811 compiler::Node* value); 811 compiler::Node* value);
812 812
813 // Create a new AllocationSite and install it into a feedback vector. 813 // Create a new AllocationSite and install it into a feedback vector.
814 compiler::Node* CreateAllocationSiteInFeedbackVector( 814 compiler::Node* CreateAllocationSiteInFeedbackVector(
815 compiler::Node* feedback_vector, compiler::Node* slot); 815 compiler::Node* feedback_vector, compiler::Node* slot);
816 816
817 enum class IndexAdvanceMode { kPre, kPost };
818
819 void BuildFastLoop(
820 MachineRepresentation index_rep, compiler::Node* start_index,
821 compiler::Node* end_index,
822 std::function<void(CodeStubAssembler* assembler, compiler::Node* index)>
823 body,
824 int increment, IndexAdvanceMode mode = IndexAdvanceMode::kPre);
825
826 enum class ForEachDirection { kForward, kReverse };
827
828 void BuildFastFixedArrayForEach(
829 compiler::Node* fixed_array, ElementsKind kind,
830 compiler::Node* first_element_inclusive,
831 compiler::Node* last_element_exclusive,
832 std::function<void(CodeStubAssembler* assembler,
833 compiler::Node* fixed_array, compiler::Node* offset)>
834 body,
835 ParameterMode mode = INTPTR_PARAMETERS,
836 ForEachDirection direction = ForEachDirection::kReverse);
837
817 compiler::Node* GetFixedAarrayAllocationSize(compiler::Node* element_count, 838 compiler::Node* GetFixedAarrayAllocationSize(compiler::Node* element_count,
818 ElementsKind kind, 839 ElementsKind kind,
819 ParameterMode mode) { 840 ParameterMode mode) {
820 return ElementOffsetFromIndex(element_count, kind, mode, 841 return ElementOffsetFromIndex(element_count, kind, mode,
821 FixedArray::kHeaderSize); 842 FixedArray::kHeaderSize);
822 } 843 }
823 844
824 private: 845 private:
825 enum ElementSupport { kOnlyProperties, kSupportElements }; 846 enum ElementSupport { kOnlyProperties, kSupportElements };
826 847
(...skipping 56 matching lines...) Expand 10 before | Expand all | Expand 10 after
883 Label* bailout); 904 Label* bailout);
884 905
885 static const int kElementLoopUnrollThreshold = 8; 906 static const int kElementLoopUnrollThreshold = 8;
886 }; 907 };
887 908
888 DEFINE_OPERATORS_FOR_FLAGS(CodeStubAssembler::AllocationFlags); 909 DEFINE_OPERATORS_FOR_FLAGS(CodeStubAssembler::AllocationFlags);
889 910
890 } // namespace internal 911 } // namespace internal
891 } // namespace v8 912 } // namespace v8
892 #endif // V8_CODE_STUB_ASSEMBLER_H_ 913 #endif // V8_CODE_STUB_ASSEMBLER_H_
OLDNEW
« no previous file with comments | « no previous file | src/code-stub-assembler.cc » ('j') | src/code-stub-assembler.cc » ('J')

Powered by Google App Engine
This is Rietveld 408576698