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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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1845 | 1845 |
1846 // Check for deleted property if property can actually be deleted. | 1846 // Check for deleted property if property can actually be deleted. |
1847 if (!is_dont_delete) { | 1847 if (!is_dont_delete) { |
1848 __ CompareRoot(rbx, Heap::kTheHoleValueRootIndex); | 1848 __ CompareRoot(rbx, Heap::kTheHoleValueRootIndex); |
1849 __ j(equal, &miss); | 1849 __ j(equal, &miss); |
1850 } else if (FLAG_debug_code) { | 1850 } else if (FLAG_debug_code) { |
1851 __ CompareRoot(rbx, Heap::kTheHoleValueRootIndex); | 1851 __ CompareRoot(rbx, Heap::kTheHoleValueRootIndex); |
1852 __ Check(not_equal, "DontDelete cells can't contain the hole"); | 1852 __ Check(not_equal, "DontDelete cells can't contain the hole"); |
1853 } | 1853 } |
1854 | 1854 |
1855 __ IncrementCounter(&Counters::named_load_global_inline, 1); | 1855 __ IncrementCounter(&Counters::named_load_global_stub, 1); |
1856 __ movq(rax, rbx); | 1856 __ movq(rax, rbx); |
1857 __ ret(0); | 1857 __ ret(0); |
1858 | 1858 |
1859 __ bind(&miss); | 1859 __ bind(&miss); |
1860 __ IncrementCounter(&Counters::named_load_global_inline_miss, 1); | 1860 __ IncrementCounter(&Counters::named_load_global_stub_miss, 1); |
1861 GenerateLoadMiss(masm(), Code::LOAD_IC); | 1861 GenerateLoadMiss(masm(), Code::LOAD_IC); |
1862 | 1862 |
1863 // Return the generated code. | 1863 // Return the generated code. |
1864 return GetCode(NORMAL, name); | 1864 return GetCode(NORMAL, name); |
1865 } | 1865 } |
1866 | 1866 |
1867 | 1867 |
1868 Object* KeyedLoadStubCompiler::CompileLoadCallback(String* name, | 1868 Object* KeyedLoadStubCompiler::CompileLoadCallback(String* name, |
1869 JSObject* receiver, | 1869 JSObject* receiver, |
1870 JSObject* holder, | 1870 JSObject* holder, |
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2812 // Return the generated code. | 2812 // Return the generated code. |
2813 return GetCode(); | 2813 return GetCode(); |
2814 } | 2814 } |
2815 | 2815 |
2816 | 2816 |
2817 #undef __ | 2817 #undef __ |
2818 | 2818 |
2819 } } // namespace v8::internal | 2819 } } // namespace v8::internal |
2820 | 2820 |
2821 #endif // V8_TARGET_ARCH_X64 | 2821 #endif // V8_TARGET_ARCH_X64 |
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