diff options
Diffstat (limited to 'deps/v8/src/assembler.h')
| -rw-r--r-- | deps/v8/src/assembler.h | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/deps/v8/src/assembler.h b/deps/v8/src/assembler.h index 0349b06582..c67253c489 100644 --- a/deps/v8/src/assembler.h +++ b/deps/v8/src/assembler.h @@ -107,6 +107,22 @@ class AssemblerBase: public Malloced { }; +// Avoids emitting debug code during the lifetime of this scope object. +class DontEmitDebugCodeScope BASE_EMBEDDED { + public: + explicit DontEmitDebugCodeScope(AssemblerBase* assembler) + : assembler_(assembler), old_value_(assembler->emit_debug_code()) { + assembler_->set_emit_debug_code(false); + } + ~DontEmitDebugCodeScope() { + assembler_->set_emit_debug_code(old_value_); + }; + private: + AssemblerBase* assembler_; + bool old_value_; +}; + + // Avoids using instructions that vary in size in unpredictable ways between the // snapshot and the running VM. class PredictableCodeSizeScope { @@ -142,10 +158,11 @@ class CpuFeatureScope BASE_EMBEDDED { // different CPU. class PlatformFeatureScope BASE_EMBEDDED { public: - explicit PlatformFeatureScope(CpuFeature f); + PlatformFeatureScope(Isolate* isolate, CpuFeature f); ~PlatformFeatureScope(); private: + Isolate* isolate_; uint64_t old_cross_compile_; }; @@ -237,7 +254,7 @@ enum SaveFPRegsMode { kDontSaveFPRegs, kSaveFPRegs }; // describe a property of the datum. Such rmodes are useful for GC // and nice disassembly output. -class RelocInfo BASE_EMBEDDED { +class RelocInfo { public: // The constant kNoPosition is used with the collecting of source positions // in the relocation information. Two types of source positions are collected @@ -503,7 +520,7 @@ class RelocInfo BASE_EMBEDDED { void Print(Isolate* isolate, FILE* out); #endif // ENABLE_DISASSEMBLER #ifdef VERIFY_HEAP - void Verify(); + void Verify(Isolate* isolate); #endif static const int kCodeTargetMask = (1 << (LAST_CODE_ENUM + 1)) - 1; @@ -653,9 +670,7 @@ class RelocIterator: public Malloced { //---------------------------------------------------------------------------- class IC_Utility; class SCTableReference; -#ifdef ENABLE_DEBUGGER_SUPPORT class Debug_Address; -#endif // An ExternalReference represents a C++ address used in the generated @@ -668,7 +683,7 @@ class ExternalReference BASE_EMBEDDED { // Used in the simulator to support different native api calls. enum Type { // Builtin call. - // MaybeObject* f(v8::internal::Arguments). + // Object* f(v8::internal::Arguments). BUILTIN_CALL, // default // Builtin that takes float arguments and returns an int. @@ -725,9 +740,7 @@ class ExternalReference BASE_EMBEDDED { ExternalReference(const IC_Utility& ic_utility, Isolate* isolate); -#ifdef ENABLE_DEBUGGER_SUPPORT ExternalReference(const Debug_Address& debug_address, Isolate* isolate); -#endif explicit ExternalReference(StatsCounter* counter); @@ -747,8 +760,6 @@ class ExternalReference BASE_EMBEDDED { static ExternalReference store_buffer_overflow_function( Isolate* isolate); static ExternalReference flush_icache_function(Isolate* isolate); - static ExternalReference perform_gc_function(Isolate* isolate); - static ExternalReference out_of_memory_function(Isolate* isolate); static ExternalReference delete_handle_scope_extensions(Isolate* isolate); static ExternalReference get_date_field_function(Isolate* isolate); @@ -850,15 +861,17 @@ class ExternalReference BASE_EMBEDDED { static ExternalReference cpu_features(); + static ExternalReference is_profiling_address(Isolate* isolate); + static ExternalReference invoke_function_callback(Isolate* isolate); + static ExternalReference invoke_accessor_getter_callback(Isolate* isolate); + Address address() const { return reinterpret_cast<Address>(address_); } -#ifdef ENABLE_DEBUGGER_SUPPORT // Function Debug::Break() static ExternalReference debug_break(Isolate* isolate); // Used to check if single stepping is enabled in generated code. static ExternalReference debug_step_in_fp_address(Isolate* isolate); -#endif #ifndef V8_INTERPRETED_REGEXP // C functions called from RegExp generated code. |