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Issue 59153007: Revert "Implement Math.sin, cos and tan using table lookup and spline interpolation." (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 1 month ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 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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9740 return CompileLazyHelper(&info, flag); 9740 return CompileLazyHelper(&info, flag);
9741 } 9741 }
9742 9742
9743 9743
9744 bool JSFunction::EnsureCompiled(Handle<JSFunction> function, 9744 bool JSFunction::EnsureCompiled(Handle<JSFunction> function,
9745 ClearExceptionFlag flag) { 9745 ClearExceptionFlag flag) {
9746 return function->is_compiled() || CompileLazy(function, flag); 9746 return function->is_compiled() || CompileLazy(function, flag);
9747 } 9747 }
9748 9748
9749 9749
9750 bool JSFunction::IsInlineable() {
9751 if (IsBuiltin()) return false;
9752 SharedFunctionInfo* shared_info = shared();
9753 // Check that the function has a script associated with it.
9754 if (!shared_info->script()->IsScript()) return false;
9755 if (shared_info->optimization_disabled()) return false;
9756 Code* code = shared_info->code();
9757 if (code->kind() == Code::OPTIMIZED_FUNCTION) return true;
9758 // If we never ran this (unlikely) then lets try to optimize it.
9759 if (code->kind() != Code::FUNCTION) return true;
9760 return code->optimizable();
9761 }
9762
9763
9750 void JSObject::OptimizeAsPrototype(Handle<JSObject> object) { 9764 void JSObject::OptimizeAsPrototype(Handle<JSObject> object) {
9751 if (object->IsGlobalObject()) return; 9765 if (object->IsGlobalObject()) return;
9752 9766
9753 // Make sure prototypes are fast objects and their maps have the bit set 9767 // Make sure prototypes are fast objects and their maps have the bit set
9754 // so they remain fast. 9768 // so they remain fast.
9755 if (!object->HasFastProperties()) { 9769 if (!object->HasFastProperties()) {
9756 TransformToFastProperties(object, 0); 9770 TransformToFastProperties(object, 0);
9757 } 9771 }
9758 } 9772 }
9759 9773
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10008 10022
10009 10023
10010 Handle<Object> SharedFunctionInfo::GetSourceCode() { 10024 Handle<Object> SharedFunctionInfo::GetSourceCode() {
10011 if (!HasSourceCode()) return GetIsolate()->factory()->undefined_value(); 10025 if (!HasSourceCode()) return GetIsolate()->factory()->undefined_value();
10012 Handle<String> source(String::cast(Script::cast(script())->source())); 10026 Handle<String> source(String::cast(Script::cast(script())->source()));
10013 return GetIsolate()->factory()->NewSubString( 10027 return GetIsolate()->factory()->NewSubString(
10014 source, start_position(), end_position()); 10028 source, start_position(), end_position());
10015 } 10029 }
10016 10030
10017 10031
10018 bool SharedFunctionInfo::IsInlineable() {
10019 // Check that the function has a script associated with it.
10020 if (!script()->IsScript()) return false;
10021 if (optimization_disabled()) return false;
10022 // If we never ran this (unlikely) then lets try to optimize it.
10023 if (code()->kind() != Code::FUNCTION) return true;
10024 return code()->optimizable();
10025 }
10026
10027
10028 int SharedFunctionInfo::SourceSize() { 10032 int SharedFunctionInfo::SourceSize() {
10029 return end_position() - start_position(); 10033 return end_position() - start_position();
10030 } 10034 }
10031 10035
10032 10036
10033 int SharedFunctionInfo::CalculateInstanceSize() { 10037 int SharedFunctionInfo::CalculateInstanceSize() {
10034 int instance_size = 10038 int instance_size =
10035 JSObject::kHeaderSize + 10039 JSObject::kHeaderSize +
10036 expected_nof_properties() * kPointerSize; 10040 expected_nof_properties() * kPointerSize;
10037 if (instance_size > JSObject::kMaxInstanceSize) { 10041 if (instance_size > JSObject::kMaxInstanceSize) {
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16531 #define ERROR_MESSAGES_TEXTS(C, T) T, 16535 #define ERROR_MESSAGES_TEXTS(C, T) T,
16532 static const char* error_messages_[] = { 16536 static const char* error_messages_[] = {
16533 ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS) 16537 ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS)
16534 }; 16538 };
16535 #undef ERROR_MESSAGES_TEXTS 16539 #undef ERROR_MESSAGES_TEXTS
16536 return error_messages_[reason]; 16540 return error_messages_[reason];
16537 } 16541 }
16538 16542
16539 16543
16540 } } // namespace v8::internal 16544 } } // namespace v8::internal
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