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Issue 40290: Experimental: Merge 1395:1441 from bleeding_edge branch to the... (Closed) Base URL: http://v8.googlecode.com/svn/branches/experimental/global/
Patch Set: Created 11 years, 9 months ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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148 } 148 }
149 149
150 // 'array' now contains the JSArray we should initialize. 150 // 'array' now contains the JSArray we should initialize.
151 151
152 // Optimize the case where there is one argument and the argument is a 152 // Optimize the case where there is one argument and the argument is a
153 // small smi. 153 // small smi.
154 if (__argc__ == 2) { 154 if (__argc__ == 2) {
155 Object* obj = BUILTIN_ARG(1); 155 Object* obj = BUILTIN_ARG(1);
156 if (obj->IsSmi()) { 156 if (obj->IsSmi()) {
157 int len = Smi::cast(obj)->value(); 157 int len = Smi::cast(obj)->value();
158 if (len >= 0 && len < JSObject::kMaxFastElementsLength) { 158 if (len >= 0 && len < JSObject::kInitialMaxFastElementArray) {
159 Object* obj = Heap::AllocateFixedArrayWithHoles(len); 159 Object* obj = Heap::AllocateFixedArrayWithHoles(len);
160 if (obj->IsFailure()) return obj; 160 if (obj->IsFailure()) return obj;
161 array->SetContent(FixedArray::cast(obj)); 161 array->SetContent(FixedArray::cast(obj));
162 return array; 162 return array;
163 } 163 }
164 } 164 }
165 // Take the argument as the length. 165 // Take the argument as the length.
166 obj = array->Initialize(0); 166 obj = array->Initialize(0);
167 if (obj->IsFailure()) return obj; 167 if (obj->IsFailure()) return obj;
168 if (__argc__ == 2) return array->SetElementsLength(BUILTIN_ARG(1)); 168 if (__argc__ == 2) return array->SetElementsLength(BUILTIN_ARG(1));
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692 if (code->IsFailure()) { 692 if (code->IsFailure()) {
693 v8::internal::V8::FatalProcessOutOfMemory("CreateCode"); 693 v8::internal::V8::FatalProcessOutOfMemory("CreateCode");
694 } 694 }
695 } 695 }
696 // Add any unresolved jumps or calls to the fixup list in the 696 // Add any unresolved jumps or calls to the fixup list in the
697 // bootstrapper. 697 // bootstrapper.
698 Bootstrapper::AddFixup(Code::cast(code), &masm); 698 Bootstrapper::AddFixup(Code::cast(code), &masm);
699 // Log the event and add the code to the builtins array. 699 // Log the event and add the code to the builtins array.
700 LOG(CodeCreateEvent("Builtin", Code::cast(code), functions[i].s_name)); 700 LOG(CodeCreateEvent("Builtin", Code::cast(code), functions[i].s_name));
701 builtins_[i] = code; 701 builtins_[i] = code;
702 #ifdef DEBUG 702 #ifdef ENABLE_DISASSEMBLER
703 if (FLAG_print_builtin_code) { 703 if (FLAG_print_builtin_code) {
704 PrintF("Builtin: %s\n", functions[i].s_name); 704 PrintF("Builtin: %s\n", functions[i].s_name);
705 code->Print(); 705 Code::cast(code)->Disassemble(functions[i].s_name);
706 PrintF("\n"); 706 PrintF("\n");
707 } 707 }
708 #endif 708 #endif
709 } else { 709 } else {
710 // Deserializing. The values will be filled in during IterateBuiltins. 710 // Deserializing. The values will be filled in during IterateBuiltins.
711 builtins_[i] = NULL; 711 builtins_[i] = NULL;
712 } 712 }
713 names_[i] = functions[i].s_name; 713 names_[i] = functions[i].s_name;
714 } 714 }
715 715
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735 if (entry->contains(pc)) { 735 if (entry->contains(pc)) {
736 return names_[i]; 736 return names_[i];
737 } 737 }
738 } 738 }
739 } 739 }
740 return NULL; 740 return NULL;
741 } 741 }
742 742
743 743
744 } } // namespace v8::internal 744 } } // namespace v8::internal
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