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1 // Copyright 2012 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 #ifndef V8_CODE_FACTORY_H_
6 #define V8_CODE_FACTORY_H_
7 
8 #include "src/allocation.h"
9 #include "src/assembler.h"
10 #include "src/codegen.h"
11 #include "src/globals.h"
12 #include "src/interface-descriptors.h"
13 
14 namespace v8 {
15 namespace internal {
16 
17 // Associates a body of code with an interface descriptor.
18 class Callable final BASE_EMBEDDED {
19  public:
Callable(Handle<Code> code,CallInterfaceDescriptor descriptor)20   Callable(Handle<Code> code, CallInterfaceDescriptor descriptor)
21       : code_(code), descriptor_(descriptor) {}
22 
code()23   Handle<Code> code() const { return code_; }
descriptor()24   CallInterfaceDescriptor descriptor() const { return descriptor_; }
25 
26  private:
27   const Handle<Code> code_;
28   const CallInterfaceDescriptor descriptor_;
29 };
30 
31 class V8_EXPORT_PRIVATE CodeFactory final {
32  public:
33   // CEntryStub has var-args semantics (all the arguments are passed on the
34   // stack and the arguments count is passed via register) which currently
35   // can't be expressed in CallInterfaceDescriptor. Therefore only the code
36   // is exported here.
37   static Handle<Code> RuntimeCEntry(Isolate* isolate, int result_size = 1);
38 
39   // Initial states for ICs.
40   static Callable LoadIC(Isolate* isolate);
41   static Callable LoadICInOptimizedCode(Isolate* isolate);
42   static Callable LoadICProtoArray(Isolate* isolate, bool throw_if_nonexistent);
43   static Callable LoadGlobalIC(Isolate* isolate, TypeofMode typeof_mode);
44   static Callable LoadGlobalICInOptimizedCode(Isolate* isolate,
45                                               TypeofMode typeof_mode);
46   static Callable KeyedLoadIC(Isolate* isolate);
47   static Callable KeyedLoadICInOptimizedCode(Isolate* isolate);
48   static Callable KeyedLoadIC_Megamorphic(Isolate* isolate);
49   static Callable CallIC(Isolate* isolate,
50                          ConvertReceiverMode mode = ConvertReceiverMode::kAny,
51                          TailCallMode tail_call_mode = TailCallMode::kDisallow);
52   static Callable CallICTrampoline(
53       Isolate* isolate, ConvertReceiverMode mode = ConvertReceiverMode::kAny,
54       TailCallMode tail_call_mode = TailCallMode::kDisallow);
55   static Callable StoreIC(Isolate* isolate, LanguageMode mode);
56   static Callable StoreICInOptimizedCode(Isolate* isolate, LanguageMode mode);
57   static Callable StoreOwnIC(Isolate* isolate);
58   static Callable StoreOwnICInOptimizedCode(Isolate* isolate);
59   static Callable KeyedStoreIC(Isolate* isolate, LanguageMode mode);
60   static Callable KeyedStoreICInOptimizedCode(Isolate* isolate,
61                                               LanguageMode mode);
62   static Callable KeyedStoreIC_Megamorphic(Isolate* isolate, LanguageMode mode);
63 
64   static Callable ResumeGenerator(Isolate* isolate);
65 
66   static Callable FrameDropperTrampoline(Isolate* isolate);
67   static Callable HandleDebuggerStatement(Isolate* isolate);
68 
69   static Callable CompareIC(Isolate* isolate, Token::Value op);
70   static Callable CompareNilIC(Isolate* isolate, NilValue nil_value);
71 
72   static Callable BinaryOpIC(Isolate* isolate, Token::Value op);
73 
74   static Callable ApiGetter(Isolate* isolate);
75 
76   // Code stubs. Add methods here as needed to reduce dependency on
77   // code-stubs.h.
78   static Callable InstanceOf(Isolate* isolate);
79   static Callable OrdinaryHasInstance(Isolate* isolate);
80 
81   static Callable StringFromCharCode(Isolate* isolate);
82 
83   static Callable GetProperty(Isolate* isolate);
84 
85   static Callable ToBoolean(Isolate* isolate);
86 
87   static Callable ToNumber(Isolate* isolate);
88   static Callable NonNumberToNumber(Isolate* isolate);
89   static Callable StringToNumber(Isolate* isolate);
90   static Callable ToString(Isolate* isolate);
91   static Callable ToName(Isolate* isolate);
92   static Callable ToInteger(Isolate* isolate);
93   static Callable ToLength(Isolate* isolate);
94   static Callable ToObject(Isolate* isolate);
95   static Callable NonPrimitiveToPrimitive(
96       Isolate* isolate, ToPrimitiveHint hint = ToPrimitiveHint::kDefault);
97   static Callable OrdinaryToPrimitive(Isolate* isolate,
98                                       OrdinaryToPrimitiveHint hint);
99   static Callable NumberToString(Isolate* isolate);
100 
101   static Callable RegExpExec(Isolate* isolate);
102 
103   static Callable Add(Isolate* isolate);
104   static Callable Subtract(Isolate* isolate);
105   static Callable Multiply(Isolate* isolate);
106   static Callable Divide(Isolate* isolate);
107   static Callable Modulus(Isolate* isolate);
108   static Callable ShiftRight(Isolate* isolate);
109   static Callable ShiftRightLogical(Isolate* isolate);
110   static Callable ShiftLeft(Isolate* isolate);
111   static Callable BitwiseAnd(Isolate* isolate);
112   static Callable BitwiseOr(Isolate* isolate);
113   static Callable BitwiseXor(Isolate* isolate);
114   static Callable LessThan(Isolate* isolate);
115   static Callable LessThanOrEqual(Isolate* isolate);
116   static Callable GreaterThan(Isolate* isolate);
117   static Callable GreaterThanOrEqual(Isolate* isolate);
118   static Callable Equal(Isolate* isolate);
119   static Callable NotEqual(Isolate* isolate);
120   static Callable StrictEqual(Isolate* isolate);
121   static Callable StrictNotEqual(Isolate* isolate);
122 
123   static Callable StringAdd(Isolate* isolate, StringAddFlags flags,
124                             PretenureFlag pretenure_flag);
125   static Callable StringCharAt(Isolate* isolate);
126   static Callable StringCharCodeAt(Isolate* isolate);
127   static Callable StringCompare(Isolate* isolate, Token::Value token);
128   static Callable StringEqual(Isolate* isolate);
129   static Callable StringNotEqual(Isolate* isolate);
130   static Callable StringLessThan(Isolate* isolate);
131   static Callable StringLessThanOrEqual(Isolate* isolate);
132   static Callable StringGreaterThan(Isolate* isolate);
133   static Callable StringGreaterThanOrEqual(Isolate* isolate);
134   static Callable SubString(Isolate* isolate);
135   static Callable StringIndexOf(Isolate* isolate);
136 
137   static Callable RegExpReplace(Isolate* isolate);
138   static Callable RegExpSplit(Isolate* isolate);
139 
140   static Callable ClassOf(Isolate* isolate);
141   static Callable Typeof(Isolate* isolate);
142   static Callable GetSuperConstructor(Isolate* isolate);
143 
144   static Callable FastCloneRegExp(Isolate* isolate);
145   static Callable FastCloneShallowArray(Isolate* isolate,
146                                         AllocationSiteMode allocation_mode);
147   static Callable FastCloneShallowObject(Isolate* isolate, int length);
148 
149   static Callable FastNewFunctionContext(Isolate* isolate,
150                                          ScopeType scope_type);
151   static Callable FastNewClosure(Isolate* isolate);
152   static Callable FastNewObject(Isolate* isolate);
153   static Callable FastNewRestParameter(Isolate* isolate);
154   static Callable FastNewSloppyArguments(Isolate* isolate);
155   static Callable FastNewStrictArguments(Isolate* isolate);
156 
157   static Callable ForInPrepare(Isolate* isolate);
158   static Callable ForInNext(Isolate* isolate);
159 
160   static Callable CopyFastSmiOrObjectElements(Isolate* isolate);
161   static Callable GrowFastDoubleElements(Isolate* isolate);
162   static Callable GrowFastSmiOrObjectElements(Isolate* isolate);
163 
164   static Callable NewUnmappedArgumentsElements(Isolate* isolate);
165   static Callable NewRestParameterElements(Isolate* isolate);
166 
167   static Callable AllocateHeapNumber(Isolate* isolate);
168 
169   static Callable ArgumentAdaptor(Isolate* isolate);
170   static Callable Call(Isolate* isolate,
171                        ConvertReceiverMode mode = ConvertReceiverMode::kAny,
172                        TailCallMode tail_call_mode = TailCallMode::kDisallow);
173   static Callable CallWithSpread(Isolate* isolate);
174   static Callable CallFunction(
175       Isolate* isolate, ConvertReceiverMode mode = ConvertReceiverMode::kAny,
176       TailCallMode tail_call_mode = TailCallMode::kDisallow);
177   static Callable CallForwardVarargs(Isolate* isolate);
178   static Callable CallFunctionForwardVarargs(Isolate* isolate);
179   static Callable Construct(Isolate* isolate);
180   static Callable ConstructWithSpread(Isolate* isolate);
181   static Callable ConstructFunction(Isolate* isolate);
182   static Callable CreateIterResultObject(Isolate* isolate);
183   static Callable HasProperty(Isolate* isolate);
184   static Callable ForInFilter(Isolate* isolate);
185 
186   static Callable InterpreterPushArgsAndCall(Isolate* isolate,
187                                              TailCallMode tail_call_mode,
188                                              InterpreterPushArgsMode mode);
189   static Callable InterpreterPushArgsAndConstruct(Isolate* isolate,
190                                                   InterpreterPushArgsMode mode);
191   static Callable InterpreterPushArgsAndConstructArray(Isolate* isolate);
192   static Callable InterpreterCEntry(Isolate* isolate, int result_size = 1);
193   static Callable InterpreterOnStackReplacement(Isolate* isolate);
194 
195   static Callable ArrayConstructor(Isolate* isolate);
196   static Callable ArrayPush(Isolate* isolate);
197   static Callable FunctionPrototypeBind(Isolate* isolate);
198   static Callable PromiseHandleReject(Isolate* isolate);
199 };
200 
201 }  // namespace internal
202 }  // namespace v8
203 
204 #endif  // V8_CODE_FACTORY_H_
205