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Issue 911363002: Revert of new classes: implement new.target passing to superclass constructor. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 10 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #include "src/accessors.h" 7 #include "src/accessors.h"
8 #include "src/arguments.h" 8 #include "src/arguments.h"
9 #include "src/compiler.h" 9 #include "src/compiler.h"
10 #include "src/deoptimizer.h" 10 #include "src/deoptimizer.h"
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264 DCHECK(source_shared->code()->gc_metadata() == NULL); 264 DCHECK(source_shared->code()->gc_metadata() == NULL);
265 target_shared->set_dont_flush(true); 265 target_shared->set_dont_flush(true);
266 source_shared->set_dont_flush(true); 266 source_shared->set_dont_flush(true);
267 267
268 // Set the code, scope info, formal parameter count, and the length 268 // Set the code, scope info, formal parameter count, and the length
269 // of the target shared function info. 269 // of the target shared function info.
270 target_shared->ReplaceCode(source_shared->code()); 270 target_shared->ReplaceCode(source_shared->code());
271 target_shared->set_scope_info(source_shared->scope_info()); 271 target_shared->set_scope_info(source_shared->scope_info());
272 target_shared->set_length(source_shared->length()); 272 target_shared->set_length(source_shared->length());
273 target_shared->set_feedback_vector(source_shared->feedback_vector()); 273 target_shared->set_feedback_vector(source_shared->feedback_vector());
274 target_shared->set_internal_formal_parameter_count( 274 target_shared->set_formal_parameter_count(
275 source_shared->internal_formal_parameter_count()); 275 source_shared->formal_parameter_count());
276 target_shared->set_script(source_shared->script()); 276 target_shared->set_script(source_shared->script());
277 target_shared->set_start_position_and_type( 277 target_shared->set_start_position_and_type(
278 source_shared->start_position_and_type()); 278 source_shared->start_position_and_type());
279 target_shared->set_end_position(source_shared->end_position()); 279 target_shared->set_end_position(source_shared->end_position());
280 bool was_native = target_shared->native(); 280 bool was_native = target_shared->native();
281 target_shared->set_compiler_hints(source_shared->compiler_hints()); 281 target_shared->set_compiler_hints(source_shared->compiler_hints());
282 target_shared->set_native(was_native); 282 target_shared->set_native(was_native);
283 target_shared->set_profiler_ticks(source_shared->profiler_ticks()); 283 target_shared->set_profiler_ticks(source_shared->profiler_ticks());
284 284
285 // Set the code of the target function. 285 // Set the code of the target function.
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376 // Find frame containing arguments passed to the caller. 376 // Find frame containing arguments passed to the caller.
377 JavaScriptFrameIterator it(isolate); 377 JavaScriptFrameIterator it(isolate);
378 JavaScriptFrame* frame = it.frame(); 378 JavaScriptFrame* frame = it.frame();
379 List<JSFunction*> functions(2); 379 List<JSFunction*> functions(2);
380 frame->GetFunctions(&functions); 380 frame->GetFunctions(&functions);
381 if (functions.length() > 1) { 381 if (functions.length() > 1) {
382 int inlined_jsframe_index = functions.length() - 1; 382 int inlined_jsframe_index = functions.length() - 1;
383 JSFunction* inlined_function = functions[inlined_jsframe_index]; 383 JSFunction* inlined_function = functions[inlined_jsframe_index];
384 SlotRefValueBuilder slot_refs( 384 SlotRefValueBuilder slot_refs(
385 frame, inlined_jsframe_index, 385 frame, inlined_jsframe_index,
386 inlined_function->shared()->internal_formal_parameter_count()); 386 inlined_function->shared()->formal_parameter_count());
387 387
388 int args_count = slot_refs.args_length(); 388 int args_count = slot_refs.args_length();
389 389
390 *total_argc = prefix_argc + args_count; 390 *total_argc = prefix_argc + args_count;
391 SmartArrayPointer<Handle<Object> > param_data( 391 SmartArrayPointer<Handle<Object> > param_data(
392 NewArray<Handle<Object> >(*total_argc)); 392 NewArray<Handle<Object> >(*total_argc));
393 slot_refs.Prepare(isolate); 393 slot_refs.Prepare(isolate);
394 for (int i = 0; i < args_count; i++) { 394 for (int i = 0; i < args_count; i++) {
395 Handle<Object> val = slot_refs.GetNext(isolate, 0); 395 Handle<Object> val = slot_refs.GetNext(isolate, 0);
396 param_data[prefix_argc + i] = val; 396 param_data[prefix_argc + i] = val;
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643 643
644 644
645 RUNTIME_FUNCTION(RuntimeReference_IsFunction) { 645 RUNTIME_FUNCTION(RuntimeReference_IsFunction) {
646 SealHandleScope shs(isolate); 646 SealHandleScope shs(isolate);
647 DCHECK(args.length() == 1); 647 DCHECK(args.length() == 1);
648 CONVERT_ARG_CHECKED(Object, obj, 0); 648 CONVERT_ARG_CHECKED(Object, obj, 0);
649 return isolate->heap()->ToBoolean(obj->IsJSFunction()); 649 return isolate->heap()->ToBoolean(obj->IsJSFunction());
650 } 650 }
651 } 651 }
652 } // namespace v8::internal 652 } // namespace v8::internal
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