src/code-factory.h

   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:
  20   Callable(Handle<Code> code, CallInterfaceDescriptor descriptor)
  21       : code_(code), descriptor_(descriptor) {}
  22
  23   Handle<Code> code() const { return code_; }
  24   CallInterfaceDescriptor descriptor() const { return descriptor_; }
  25
  26  private:
  27   const Handle<Code> code_;
  28   const CallInterfaceDescriptor descriptor_;
  29 };
  30
  31
  32 class CodeFactory final {
  33  public:
  34   // Initial states for ICs.
  35   static Callable LoadIC(Isolate* isolate, TypeofMode typeof_mode,
  36                          LanguageMode language_mode);
  37   static Callable LoadICInOptimizedCode(Isolate* isolate,
  38                                         TypeofMode typeof_mode,
  39                                         LanguageMode language_mode,
  40                                         InlineCacheState initialization_state);
  41   static Callable KeyedLoadIC(Isolate* isolate, LanguageMode language_mode);
  42   static Callable KeyedLoadICInOptimizedCode(
  43       Isolate* isolate, LanguageMode language_mode,
  44       InlineCacheState initialization_state);
  45   static Callable CallIC(Isolate* isolate, int argc,
  46                          CallICState::CallType call_type);
  47   static Callable CallICInOptimizedCode(Isolate* isolate, int argc,
  48                                         CallICState::CallType call_type);
  49   static Callable StoreIC(Isolate* isolate, LanguageMode mode);
  50   static Callable StoreICInOptimizedCode(Isolate* isolate, LanguageMode mode,
  51                                          InlineCacheState initialization_state);
  52   static Callable KeyedStoreIC(Isolate* isolate, LanguageMode mode);
  53   static Callable KeyedStoreICInOptimizedCode(
  54       Isolate* isolate, LanguageMode mode,
  55       InlineCacheState initialization_state);
  56
  57   static Callable CompareIC(Isolate* isolate, Token::Value op,
  58                             Strength strength);
  59
  60   static Callable BinaryOpIC(Isolate* isolate, Token::Value op,
  61                              Strength strength);
  62
  63   // Code stubs. Add methods here as needed to reduce dependency on
  64   // code-stubs.h.
  65   static Callable LoadGlobalViaContext(Isolate* isolate, int depth);
  66   static Callable StoreGlobalViaContext(Isolate* isolate, int depth,
  67                                         LanguageMode language_mode);
  68
  69   static Callable InstanceOf(Isolate* isolate);
  70
  71   static Callable ToBoolean(
  72       Isolate* isolate, ToBooleanStub::ResultMode mode,
  73       ToBooleanStub::Types types = ToBooleanStub::Types());
  74
  75   static Callable ToNumber(Isolate* isolate);
  76   static Callable ToString(Isolate* isolate);
  77   static Callable ToObject(Isolate* isolate);
  78
  79   static Callable StringAdd(Isolate* isolate, StringAddFlags flags,
  80                             PretenureFlag pretenure_flag);
  81   static Callable StringCompare(Isolate* isolate);
  82
  83   static Callable Typeof(Isolate* isolate);
  84
  85   static Callable FastCloneShallowArray(Isolate* isolate);
  86   static Callable FastCloneShallowObject(Isolate* isolate, int length);
  87
  88   static Callable FastNewClosure(Isolate* isolate, LanguageMode language_mode,
  89                                  FunctionKind kind);
  90
  91   static Callable AllocateHeapNumber(Isolate* isolate);
  92
  93   static Callable CallFunction(Isolate* isolate, int argc,
  94                                CallFunctionFlags flags);
  95
  96   static Callable PushArgsAndCall(Isolate* isolate);
  97 };
  98
  99 }  // namespace internal
 100 }  // namespace v8
 101
 102 #endif  // V8_CODE_FACTORY_H_