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Issue 1693513002: [runtime] Introduce FastNewStrictArgumentsStub to optimize strict arguments. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix mips and mips64. Created 4 years, 10 months ago
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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 #include "src/compiler/js-create-lowering.h" 5 #include "src/compiler/js-create-lowering.h"
6 #include "src/code-factory.h" 6 #include "src/code-factory.h"
7 #include "src/compiler/access-builder.h" 7 #include "src/compiler/access-builder.h"
8 #include "src/compiler/js-graph.h" 8 #include "src/compiler/js-graph.h"
9 #include "src/compiler/js-operator.h" 9 #include "src/compiler/js-operator.h"
10 #include "src/compiler/machine-operator.h" 10 #include "src/compiler/machine-operator.h"
(...skipping 70 matching lines...) Expand 10 before | Expand all | Expand 10 after
81 // JSCreateArguments 81 // JSCreateArguments
82 82
83 TEST_F(JSCreateLoweringTest, JSCreateArgumentsViaStub) { 83 TEST_F(JSCreateLoweringTest, JSCreateArgumentsViaStub) {
84 Node* const closure = Parameter(Type::Any()); 84 Node* const closure = Parameter(Type::Any());
85 Node* const context = UndefinedConstant(); 85 Node* const context = UndefinedConstant();
86 Node* const effect = graph()->start(); 86 Node* const effect = graph()->start();
87 Node* const control = graph()->start(); 87 Node* const control = graph()->start();
88 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared()); 88 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared());
89 Node* const frame_state = FrameState(shared, graph()->start()); 89 Node* const frame_state = FrameState(shared, graph()->start());
90 Reduction r = Reduce(graph()->NewNode( 90 Reduction r = Reduce(graph()->NewNode(
91 javascript()->CreateArguments(CreateArgumentsType::kMappedArguments), 91 javascript()->CreateArguments(CreateArgumentsType::kUnmappedArguments),
92 closure, context, frame_state, effect, control)); 92 closure, context, frame_state, effect, control));
93 ASSERT_TRUE(r.Changed()); 93 ASSERT_TRUE(r.Changed());
94 EXPECT_THAT( 94 EXPECT_THAT(
95 r.replacement(), 95 r.replacement(),
96 IsCall(_, 96 IsCall(_, IsHeapConstant(
97 IsHeapConstant( 97 CodeFactory::FastNewStrictArguments(isolate()).code()),
98 CodeFactory::ArgumentsAccess(isolate(), false, false).code()), 98 closure, context, frame_state, effect, control));
99 closure, IsNumberConstant(0), _, effect, control));
100 } 99 }
101 100
102 TEST_F(JSCreateLoweringTest, JSCreateArgumentsRestParameterViaStub) { 101 TEST_F(JSCreateLoweringTest, JSCreateArgumentsRestParameterViaStub) {
103 Node* const closure = Parameter(Type::Any()); 102 Node* const closure = Parameter(Type::Any());
104 Node* const context = UndefinedConstant(); 103 Node* const context = UndefinedConstant();
105 Node* const effect = graph()->start(); 104 Node* const effect = graph()->start();
106 Node* const control = graph()->start(); 105 Node* const control = graph()->start();
107 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared()); 106 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared());
108 Node* const frame_state = FrameState(shared, graph()->start()); 107 Node* const frame_state = FrameState(shared, graph()->start());
109 Reduction r = Reduce(graph()->NewNode( 108 Reduction r = Reduce(graph()->NewNode(
(...skipping 14 matching lines...) Expand all
124 Node* const control = graph()->start(); 123 Node* const control = graph()->start();
125 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared()); 124 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared());
126 Node* const frame_state_outer = FrameState(shared, graph()->start()); 125 Node* const frame_state_outer = FrameState(shared, graph()->start());
127 Node* const frame_state_inner = FrameState(shared, frame_state_outer); 126 Node* const frame_state_inner = FrameState(shared, frame_state_outer);
128 Reduction r = Reduce(graph()->NewNode( 127 Reduction r = Reduce(graph()->NewNode(
129 javascript()->CreateArguments(CreateArgumentsType::kMappedArguments), 128 javascript()->CreateArguments(CreateArgumentsType::kMappedArguments),
130 closure, context, frame_state_inner, effect, control)); 129 closure, context, frame_state_inner, effect, control));
131 ASSERT_TRUE(r.Changed()); 130 ASSERT_TRUE(r.Changed());
132 EXPECT_THAT(r.replacement(), 131 EXPECT_THAT(r.replacement(),
133 IsFinishRegion( 132 IsFinishRegion(
134 IsAllocate(IsNumberConstant(Heap::kSloppyArgumentsObjectSize), 133 IsAllocate(IsNumberConstant(JSSloppyArgumentsObject::kSize),
135 _, control), 134 _, control),
136 _)); 135 _));
137 } 136 }
138 137
139 TEST_F(JSCreateLoweringTest, JSCreateArgumentsInlinedUnmapped) { 138 TEST_F(JSCreateLoweringTest, JSCreateArgumentsInlinedUnmapped) {
140 Node* const closure = Parameter(Type::Any()); 139 Node* const closure = Parameter(Type::Any());
141 Node* const context = UndefinedConstant(); 140 Node* const context = UndefinedConstant();
142 Node* const effect = graph()->start(); 141 Node* const effect = graph()->start();
143 Node* const control = graph()->start(); 142 Node* const control = graph()->start();
144 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared()); 143 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared());
145 Node* const frame_state_outer = FrameState(shared, graph()->start()); 144 Node* const frame_state_outer = FrameState(shared, graph()->start());
146 Node* const frame_state_inner = FrameState(shared, frame_state_outer); 145 Node* const frame_state_inner = FrameState(shared, frame_state_outer);
147 Reduction r = Reduce(graph()->NewNode( 146 Reduction r = Reduce(graph()->NewNode(
148 javascript()->CreateArguments(CreateArgumentsType::kUnmappedArguments), 147 javascript()->CreateArguments(CreateArgumentsType::kUnmappedArguments),
149 closure, context, frame_state_inner, effect, control)); 148 closure, context, frame_state_inner, effect, control));
150 ASSERT_TRUE(r.Changed()); 149 ASSERT_TRUE(r.Changed());
151 EXPECT_THAT(r.replacement(), 150 EXPECT_THAT(r.replacement(),
152 IsFinishRegion( 151 IsFinishRegion(
153 IsAllocate(IsNumberConstant(Heap::kStrictArgumentsObjectSize), 152 IsAllocate(IsNumberConstant(JSStrictArgumentsObject::kSize),
154 _, control), 153 _, control),
155 _)); 154 _));
156 } 155 }
157 156
158 TEST_F(JSCreateLoweringTest, JSCreateArgumentsInlinedRestArray) { 157 TEST_F(JSCreateLoweringTest, JSCreateArgumentsInlinedRestArray) {
159 Node* const closure = Parameter(Type::Any()); 158 Node* const closure = Parameter(Type::Any());
160 Node* const context = UndefinedConstant(); 159 Node* const context = UndefinedConstant();
161 Node* const effect = graph()->start(); 160 Node* const effect = graph()->start();
162 Node* const control = graph()->start(); 161 Node* const control = graph()->start();
163 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared()); 162 Handle<SharedFunctionInfo> shared(isolate()->object_function()->shared());
(...skipping 64 matching lines...) Expand 10 before | Expand all | Expand 10 after
228 EXPECT_THAT(r.replacement(), 227 EXPECT_THAT(r.replacement(),
229 IsFinishRegion(IsAllocate(IsNumberConstant(Context::SizeFor( 228 IsFinishRegion(IsAllocate(IsNumberConstant(Context::SizeFor(
230 Context::MIN_CONTEXT_SLOTS + 1)), 229 Context::MIN_CONTEXT_SLOTS + 1)),
231 IsBeginRegion(_), control), 230 IsBeginRegion(_), control),
232 _)); 231 _));
233 } 232 }
234 233
235 } // namespace compiler 234 } // namespace compiler
236 } // namespace internal 235 } // namespace internal
237 } // namespace v8 236 } // namespace v8
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