Line data Source code
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
3 : // found in the LICENSE file.
4 :
5 : #include "src/builtins/builtins-utils-gen.h"
6 : #include "src/builtins/builtins.h"
7 : #include "src/code-stub-assembler.h"
8 : #include "src/ic/handler-compiler.h"
9 : #include "src/ic/ic.h"
10 : #include "src/ic/keyed-store-generic.h"
11 : #include "src/objects-inl.h"
12 :
13 : namespace v8 {
14 : namespace internal {
15 :
16 129 : TF_BUILTIN(KeyedLoadIC_IndexedString, CodeStubAssembler) {
17 : Node* receiver = Parameter(Descriptor::kReceiver);
18 : Node* index = Parameter(Descriptor::kName);
19 : Node* slot = Parameter(Descriptor::kSlot);
20 : Node* vector = Parameter(Descriptor::kVector);
21 : Node* context = Parameter(Descriptor::kContext);
22 :
23 : Label miss(this);
24 :
25 43 : Node* index_intptr = TryToIntptr(index, &miss);
26 43 : Node* length = SmiUntag(LoadStringLength(receiver));
27 43 : GotoIf(UintPtrGreaterThanOrEqual(index_intptr, length), &miss);
28 :
29 43 : Node* code = StringCharCodeAt(receiver, index_intptr, INTPTR_PARAMETERS);
30 43 : Node* result = StringFromCharCode(code);
31 43 : Return(result);
32 :
33 43 : BIND(&miss);
34 : TailCallRuntime(Runtime::kKeyedLoadIC_Miss, context, receiver, index, slot,
35 43 : vector);
36 43 : }
37 :
38 129 : TF_BUILTIN(KeyedLoadIC_Miss, CodeStubAssembler) {
39 : Node* receiver = Parameter(Descriptor::kReceiver);
40 : Node* name = Parameter(Descriptor::kName);
41 : Node* slot = Parameter(Descriptor::kSlot);
42 : Node* vector = Parameter(Descriptor::kVector);
43 : Node* context = Parameter(Descriptor::kContext);
44 :
45 : TailCallRuntime(Runtime::kKeyedLoadIC_Miss, context, receiver, name, slot,
46 43 : vector);
47 43 : }
48 :
49 129 : TF_BUILTIN(KeyedLoadIC_Slow, CodeStubAssembler) {
50 : Node* receiver = Parameter(Descriptor::kReceiver);
51 : Node* name = Parameter(Descriptor::kName);
52 : Node* context = Parameter(Descriptor::kContext);
53 :
54 43 : TailCallRuntime(Runtime::kKeyedGetProperty, context, receiver, name);
55 43 : }
56 :
57 43 : void Builtins::Generate_KeyedStoreIC_Megamorphic(
58 : compiler::CodeAssemblerState* state) {
59 43 : KeyedStoreGenericGenerator::Generate(state, SLOPPY);
60 43 : }
61 :
62 43 : void Builtins::Generate_KeyedStoreIC_Megamorphic_Strict(
63 : compiler::CodeAssemblerState* state) {
64 43 : KeyedStoreGenericGenerator::Generate(state, STRICT);
65 43 : }
66 :
67 43 : void Builtins::Generate_StoreIC_Uninitialized(
68 : compiler::CodeAssemblerState* state) {
69 43 : StoreICUninitializedGenerator::Generate(state, SLOPPY);
70 43 : }
71 :
72 43 : void Builtins::Generate_StoreICStrict_Uninitialized(
73 : compiler::CodeAssemblerState* state) {
74 43 : StoreICUninitializedGenerator::Generate(state, STRICT);
75 43 : }
76 :
77 129 : TF_BUILTIN(KeyedStoreIC_Miss, CodeStubAssembler) {
78 : Node* receiver = Parameter(Descriptor::kReceiver);
79 : Node* name = Parameter(Descriptor::kName);
80 : Node* value = Parameter(Descriptor::kValue);
81 : Node* slot = Parameter(Descriptor::kSlot);
82 : Node* vector = Parameter(Descriptor::kVector);
83 : Node* context = Parameter(Descriptor::kContext);
84 :
85 : TailCallRuntime(Runtime::kKeyedStoreIC_Miss, context, value, slot, vector,
86 43 : receiver, name);
87 43 : }
88 :
89 129 : TF_BUILTIN(KeyedStoreIC_Slow, CodeStubAssembler) {
90 : Node* receiver = Parameter(Descriptor::kReceiver);
91 : Node* name = Parameter(Descriptor::kName);
92 : Node* value = Parameter(Descriptor::kValue);
93 : Node* slot = Parameter(Descriptor::kSlot);
94 : Node* vector = Parameter(Descriptor::kVector);
95 : Node* context = Parameter(Descriptor::kContext);
96 :
97 : // The slow case calls into the runtime to complete the store without causing
98 : // an IC miss that would otherwise cause a transition to the generic stub.
99 : TailCallRuntime(Runtime::kKeyedStoreIC_Slow, context, value, slot, vector,
100 43 : receiver, name);
101 43 : }
102 :
103 129 : TF_BUILTIN(LoadGlobalIC_Miss, CodeStubAssembler) {
104 : Node* name = Parameter(Descriptor::kName);
105 : Node* slot = Parameter(Descriptor::kSlot);
106 : Node* vector = Parameter(Descriptor::kVector);
107 : Node* context = Parameter(Descriptor::kContext);
108 :
109 43 : TailCallRuntime(Runtime::kLoadGlobalIC_Miss, context, name, slot, vector);
110 43 : }
111 :
112 129 : TF_BUILTIN(LoadGlobalIC_Slow, CodeStubAssembler) {
113 : Node* name = Parameter(Descriptor::kName);
114 : Node* slot = Parameter(Descriptor::kSlot);
115 : Node* vector = Parameter(Descriptor::kVector);
116 : Node* context = Parameter(Descriptor::kContext);
117 :
118 43 : TailCallRuntime(Runtime::kLoadGlobalIC_Slow, context, name, slot, vector);
119 43 : }
120 :
121 43 : void Builtins::Generate_LoadIC_Getter_ForDeopt(MacroAssembler* masm) {
122 43 : NamedLoadHandlerCompiler::GenerateLoadViaGetterForDeopt(masm);
123 43 : }
124 :
125 129 : TF_BUILTIN(LoadIC_FunctionPrototype, CodeStubAssembler) {
126 : Node* receiver = Parameter(Descriptor::kReceiver);
127 : Node* name = Parameter(Descriptor::kName);
128 : Node* slot = Parameter(Descriptor::kSlot);
129 : Node* vector = Parameter(Descriptor::kVector);
130 : Node* context = Parameter(Descriptor::kContext);
131 :
132 : Label miss(this);
133 :
134 : Node* proto_or_map =
135 43 : LoadObjectField(receiver, JSFunction::kPrototypeOrInitialMapOffset);
136 43 : GotoIf(IsTheHole(proto_or_map), &miss);
137 :
138 86 : VARIABLE(var_result, MachineRepresentation::kTagged, proto_or_map);
139 43 : Label done(this, &var_result);
140 43 : GotoIfNot(IsMap(proto_or_map), &done);
141 :
142 43 : var_result.Bind(LoadMapPrototype(proto_or_map));
143 43 : Goto(&done);
144 :
145 43 : BIND(&done);
146 43 : Return(var_result.value());
147 :
148 43 : BIND(&miss);
149 86 : TailCallRuntime(Runtime::kLoadIC_Miss, context, receiver, name, slot, vector);
150 43 : }
151 :
152 129 : TF_BUILTIN(LoadIC_Miss, CodeStubAssembler) {
153 : Node* receiver = Parameter(Descriptor::kReceiver);
154 : Node* name = Parameter(Descriptor::kName);
155 : Node* slot = Parameter(Descriptor::kSlot);
156 : Node* vector = Parameter(Descriptor::kVector);
157 : Node* context = Parameter(Descriptor::kContext);
158 :
159 43 : TailCallRuntime(Runtime::kLoadIC_Miss, context, receiver, name, slot, vector);
160 43 : }
161 :
162 129 : TF_BUILTIN(LoadIC_Slow, CodeStubAssembler) {
163 : Node* receiver = Parameter(Descriptor::kReceiver);
164 : Node* name = Parameter(Descriptor::kName);
165 : Node* context = Parameter(Descriptor::kContext);
166 :
167 43 : TailCallRuntime(Runtime::kGetProperty, context, receiver, name);
168 43 : }
169 :
170 129 : TF_BUILTIN(StoreIC_Miss, CodeStubAssembler) {
171 : Node* receiver = Parameter(Descriptor::kReceiver);
172 : Node* name = Parameter(Descriptor::kName);
173 : Node* value = Parameter(Descriptor::kValue);
174 : Node* slot = Parameter(Descriptor::kSlot);
175 : Node* vector = Parameter(Descriptor::kVector);
176 : Node* context = Parameter(Descriptor::kContext);
177 :
178 : TailCallRuntime(Runtime::kStoreIC_Miss, context, value, slot, vector,
179 43 : receiver, name);
180 43 : }
181 :
182 43 : void Builtins::Generate_StoreIC_Setter_ForDeopt(MacroAssembler* masm) {
183 43 : NamedStoreHandlerCompiler::GenerateStoreViaSetterForDeopt(masm);
184 43 : }
185 :
186 : } // namespace internal
187 : } // namespace v8
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