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) { |