| Index: src/builtins/builtins.cc
|
| diff --git a/src/builtins/builtins.cc b/src/builtins/builtins.cc
|
| index 3ac9a198cc7a2b9ba67a99a325bbb1b369323de4..e9528319bde577f7a811a2ec3b4188e46049a535 100644
|
| --- a/src/builtins/builtins.cc
|
| +++ b/src/builtins/builtins.cc
|
| @@ -7,6 +7,10 @@
|
| #include "src/assembler-inl.h"
|
| #include "src/builtins/builtins-descriptors.h"
|
| #include "src/callable.h"
|
| +#include "src/code-events.h"
|
| +#include "src/compiler/code-assembler.h"
|
| +#include "src/ic/ic-state.h"
|
| +#include "src/interface-descriptors.h"
|
| #include "src/isolate.h"
|
| #include "src/macro-assembler.h"
|
| #include "src/objects-inl.h"
|
| @@ -25,6 +29,173 @@ Builtins::Builtins() : initialized_(false) {
|
|
|
| Builtins::~Builtins() {}
|
|
|
| +namespace {
|
| +void PostBuildProfileAndTracing(Isolate* isolate, Code* code,
|
| + const char* name) {
|
| + PROFILE(isolate, CodeCreateEvent(CodeEventListener::BUILTIN_TAG,
|
| + AbstractCode::cast(code), name));
|
| +#ifdef ENABLE_DISASSEMBLER
|
| + if (FLAG_print_builtin_code) {
|
| + CodeTracer::Scope trace_scope(isolate->GetCodeTracer());
|
| + OFStream os(trace_scope.file());
|
| + os << "Builtin: " << name << "\n";
|
| + code->Disassemble(name, os);
|
| + os << "\n";
|
| + }
|
| +#endif
|
| +}
|
| +
|
| +typedef void (*MacroAssemblerGenerator)(MacroAssembler*);
|
| +typedef void (*CodeAssemblerGenerator)(compiler::CodeAssemblerState*);
|
| +
|
| +Code* BuildWithMacroAssembler(Isolate* isolate,
|
| + MacroAssemblerGenerator generator,
|
| + Code::Flags flags, const char* s_name) {
|
| + HandleScope scope(isolate);
|
| + const size_t buffer_size = 32 * KB;
|
| + byte buffer[buffer_size]; // NOLINT(runtime/arrays)
|
| + MacroAssembler masm(isolate, buffer, buffer_size, CodeObjectRequired::kYes);
|
| + DCHECK(!masm.has_frame());
|
| + generator(&masm);
|
| + CodeDesc desc;
|
| + masm.GetCode(&desc);
|
| + Handle<Code> code =
|
| + isolate->factory()->NewCode(desc, flags, masm.CodeObject());
|
| + PostBuildProfileAndTracing(isolate, *code, s_name);
|
| + return *code;
|
| +}
|
| +
|
| +Code* BuildAdaptor(Isolate* isolate, Address builtin_address,
|
| + Builtins::ExitFrameType exit_frame_type, Code::Flags flags,
|
| + const char* name) {
|
| + HandleScope scope(isolate);
|
| + const size_t buffer_size = 32 * KB;
|
| + byte buffer[buffer_size]; // NOLINT(runtime/arrays)
|
| + MacroAssembler masm(isolate, buffer, buffer_size, CodeObjectRequired::kYes);
|
| + DCHECK(!masm.has_frame());
|
| + Builtins::Generate_Adaptor(&masm, builtin_address, exit_frame_type);
|
| + CodeDesc desc;
|
| + masm.GetCode(&desc);
|
| + Handle<Code> code =
|
| + isolate->factory()->NewCode(desc, flags, masm.CodeObject());
|
| + PostBuildProfileAndTracing(isolate, *code, name);
|
| + return *code;
|
| +}
|
| +
|
| +// Builder for builtins implemented in TurboFan with JS linkage.
|
| +Code* BuildWithCodeStubAssemblerJS(Isolate* isolate,
|
| + CodeAssemblerGenerator generator, int argc,
|
| + Code::Flags flags, const char* name) {
|
| + HandleScope scope(isolate);
|
| + Zone zone(isolate->allocator(), ZONE_NAME);
|
| + const int argc_with_recv =
|
| + (argc == SharedFunctionInfo::kDontAdaptArgumentsSentinel) ? 0 : argc + 1;
|
| + compiler::CodeAssemblerState state(isolate, &zone, argc_with_recv, flags,
|
| + name);
|
| + generator(&state);
|
| + Handle<Code> code = compiler::CodeAssembler::GenerateCode(&state);
|
| + PostBuildProfileAndTracing(isolate, *code, name);
|
| + return *code;
|
| +}
|
| +
|
| +// Builder for builtins implemented in TurboFan with CallStub linkage.
|
| +Code* BuildWithCodeStubAssemblerCS(Isolate* isolate,
|
| + CodeAssemblerGenerator generator,
|
| + CallDescriptors::Key interface_descriptor,
|
| + Code::Flags flags, const char* name,
|
| + int result_size) {
|
| + HandleScope scope(isolate);
|
| + Zone zone(isolate->allocator(), ZONE_NAME);
|
| + // The interface descriptor with given key must be initialized at this point
|
| + // and this construction just queries the details from the descriptors table.
|
| + CallInterfaceDescriptor descriptor(isolate, interface_descriptor);
|
| + // Ensure descriptor is already initialized.
|
| + DCHECK_LE(0, descriptor.GetRegisterParameterCount());
|
| + compiler::CodeAssemblerState state(isolate, &zone, descriptor, flags, name,
|
| + result_size);
|
| + generator(&state);
|
| + Handle<Code> code = compiler::CodeAssembler::GenerateCode(&state);
|
| + PostBuildProfileAndTracing(isolate, *code, name);
|
| + return *code;
|
| +}
|
| +} // anonymous namespace
|
| +
|
| +void Builtins::SetUp(Isolate* isolate, bool create_heap_objects) {
|
| + DCHECK(!initialized_);
|
| +
|
| + // Create a scope for the handles in the builtins.
|
| + HandleScope scope(isolate);
|
| +
|
| + if (create_heap_objects) {
|
| + int index = 0;
|
| + const Code::Flags kBuiltinFlags = Code::ComputeFlags(Code::BUILTIN);
|
| + Code* code;
|
| +#define BUILD_CPP(Name) \
|
| + code = BuildAdaptor(isolate, FUNCTION_ADDR(Builtin_##Name), BUILTIN_EXIT, \
|
| + kBuiltinFlags, #Name); \
|
| + builtins_[index++] = code;
|
| +#define BUILD_API(Name) \
|
| + code = BuildAdaptor(isolate, FUNCTION_ADDR(Builtin_##Name), EXIT, \
|
| + kBuiltinFlags, #Name); \
|
| + builtins_[index++] = code;
|
| +#define BUILD_TFJ(Name, Argc, ...) \
|
| + code = BuildWithCodeStubAssemblerJS(isolate, &Generate_##Name, Argc, \
|
| + kBuiltinFlags, #Name); \
|
| + builtins_[index++] = code;
|
| +#define BUILD_TFS(Name, InterfaceDescriptor, result_size) \
|
| + { InterfaceDescriptor##Descriptor descriptor(isolate); } \
|
| + code = BuildWithCodeStubAssemblerCS(isolate, &Generate_##Name, \
|
| + CallDescriptors::InterfaceDescriptor, \
|
| + kBuiltinFlags, #Name, result_size); \
|
| + builtins_[index++] = code;
|
| +#define BUILD_TFH(Name, Kind, Extra, InterfaceDescriptor) \
|
| + { InterfaceDescriptor##Descriptor descriptor(isolate); } \
|
| + /* Return size for IC builtins/handlers is always 1. */ \
|
| + code = BuildWithCodeStubAssemblerCS( \
|
| + isolate, &Generate_##Name, CallDescriptors::InterfaceDescriptor, \
|
| + Code::ComputeFlags(Code::Kind, Extra), #Name, 1); \
|
| + builtins_[index++] = code;
|
| +#define BUILD_ASM(Name) \
|
| + code = \
|
| + BuildWithMacroAssembler(isolate, Generate_##Name, kBuiltinFlags, #Name); \
|
| + builtins_[index++] = code;
|
| +
|
| + BUILTIN_LIST(BUILD_CPP, BUILD_API, BUILD_TFJ, BUILD_TFS, BUILD_TFH,
|
| + BUILD_ASM, BUILD_ASM);
|
| +
|
| +#undef BUILD_CPP
|
| +#undef BUILD_API
|
| +#undef BUILD_TFJ
|
| +#undef BUILD_TFS
|
| +#undef BUILD_TFH
|
| +#undef BUILD_ASM
|
| + CHECK_EQ(builtin_count, index);
|
| + for (int i = 0; i < builtin_count; i++) {
|
| + Code::cast(builtins_[i])->set_builtin_index(i);
|
| + }
|
| +
|
| +#define SET_PROMISE_REJECTION_PREDICTION(Name) \
|
| + Code::cast(builtins_[k##Name])->set_is_promise_rejection(true);
|
| +
|
| + BUILTIN_PROMISE_REJECTION_PREDICTION_LIST(SET_PROMISE_REJECTION_PREDICTION)
|
| +#undef SET_PROMISE_REJECTION_PREDICTION
|
| +
|
| +#define SET_EXCEPTION_CAUGHT_PREDICTION(Name) \
|
| + Code::cast(builtins_[k##Name])->set_is_exception_caught(true);
|
| +
|
| + BUILTIN_EXCEPTION_CAUGHT_PREDICTION_LIST(SET_EXCEPTION_CAUGHT_PREDICTION)
|
| +#undef SET_EXCEPTION_CAUGHT_PREDICTION
|
| +
|
| +#define SET_CODE_NON_TAGGED_PARAMS(Name) \
|
| + Code::cast(builtins_[k##Name])->set_has_tagged_params(false);
|
| + BUILTINS_WITH_UNTAGGED_PARAMS(SET_CODE_NON_TAGGED_PARAMS)
|
| +#undef SET_CODE_NON_TAGGED_PARAMS
|
| + }
|
| +
|
| + // Mark as initialized.
|
| + initialized_ = true;
|
| +}
|
| +
|
| void Builtins::TearDown() { initialized_ = false; }
|
|
|
| void Builtins::IterateBuiltins(ObjectVisitor* v) {
|
|
|