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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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2664 | 2664 |
2665 | 2665 |
2666 MaybeObject* KeyedStoreStubCompiler::CompileStoreFastElement( | 2666 MaybeObject* KeyedStoreStubCompiler::CompileStoreFastElement( |
2667 Map* receiver_map) { | 2667 Map* receiver_map) { |
2668 // ----------- S t a t e ------------- | 2668 // ----------- S t a t e ------------- |
2669 // -- eax : value | 2669 // -- eax : value |
2670 // -- ecx : key | 2670 // -- ecx : key |
2671 // -- edx : receiver | 2671 // -- edx : receiver |
2672 // -- esp[0] : return address | 2672 // -- esp[0] : return address |
2673 // ----------------------------------- | 2673 // ----------------------------------- |
2674 Label miss; | |
2675 __ JumpIfSmi(edx, &miss); | |
2676 | |
2677 bool is_js_array = receiver_map->instance_type() == JS_ARRAY_TYPE; | 2674 bool is_js_array = receiver_map->instance_type() == JS_ARRAY_TYPE; |
2678 MaybeObject* maybe_stub = | 2675 MaybeObject* maybe_stub = |
2679 KeyedStoreFastElementStub(is_js_array).TryGetCode(); | 2676 KeyedStoreFastElementStub(is_js_array).TryGetCode(); |
2680 Code* stub; | 2677 Code* stub; |
2681 if (!maybe_stub->To(&stub)) return maybe_stub; | 2678 if (!maybe_stub->To(&stub)) return maybe_stub; |
2682 __ DispatchMap(edx, | 2679 __ DispatchMap(edx, |
2683 Handle<Map>(receiver_map), | 2680 Handle<Map>(receiver_map), |
2684 Handle<Code>(stub), | 2681 Handle<Code>(stub), |
2685 DO_SMI_CHECK); | 2682 DO_SMI_CHECK); |
2686 | 2683 |
2687 __ bind(&miss); | |
2688 Handle<Code> ic = isolate()->builtins()->KeyedStoreIC_Miss(); | 2684 Handle<Code> ic = isolate()->builtins()->KeyedStoreIC_Miss(); |
2689 __ jmp(ic, RelocInfo::CODE_TARGET); | 2685 __ jmp(ic, RelocInfo::CODE_TARGET); |
2690 | 2686 |
2691 // Return the generated code. | 2687 // Return the generated code. |
2692 return GetCode(NORMAL, NULL); | 2688 return GetCode(NORMAL, NULL); |
2693 } | 2689 } |
2694 | 2690 |
2695 | 2691 |
2696 MaybeObject* KeyedStoreStubCompiler::CompileStoreMegamorphic( | 2692 MaybeObject* KeyedStoreStubCompiler::CompileStoreMegamorphic( |
2697 MapList* receiver_maps, | 2693 MapList* receiver_maps, |
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3130 return GetCode(CALLBACKS, name); | 3126 return GetCode(CALLBACKS, name); |
3131 } | 3127 } |
3132 | 3128 |
3133 | 3129 |
3134 MaybeObject* KeyedLoadStubCompiler::CompileLoadFastElement(Map* receiver_map) { | 3130 MaybeObject* KeyedLoadStubCompiler::CompileLoadFastElement(Map* receiver_map) { |
3135 // ----------- S t a t e ------------- | 3131 // ----------- S t a t e ------------- |
3136 // -- eax : key | 3132 // -- eax : key |
3137 // -- edx : receiver | 3133 // -- edx : receiver |
3138 // -- esp[0] : return address | 3134 // -- esp[0] : return address |
3139 // ----------------------------------- | 3135 // ----------------------------------- |
3140 Label miss; | |
3141 __ JumpIfSmi(edx, &miss); | |
3142 | |
3143 MaybeObject* maybe_stub = KeyedLoadFastElementStub().TryGetCode(); | 3136 MaybeObject* maybe_stub = KeyedLoadFastElementStub().TryGetCode(); |
3144 Code* stub; | 3137 Code* stub; |
3145 if (!maybe_stub->To(&stub)) return maybe_stub; | 3138 if (!maybe_stub->To(&stub)) return maybe_stub; |
3146 __ DispatchMap(edx, | 3139 __ DispatchMap(edx, |
3147 Handle<Map>(receiver_map), | 3140 Handle<Map>(receiver_map), |
3148 Handle<Code>(stub), | 3141 Handle<Code>(stub), |
3149 DO_SMI_CHECK); | 3142 DO_SMI_CHECK); |
3150 | 3143 |
3151 __ bind(&miss); | |
3152 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC); | 3144 GenerateLoadMiss(masm(), Code::KEYED_LOAD_IC); |
3153 | 3145 |
3154 // Return the generated code. | 3146 // Return the generated code. |
3155 return GetCode(NORMAL, NULL); | 3147 return GetCode(NORMAL, NULL); |
3156 } | 3148 } |
3157 | 3149 |
3158 | 3150 |
3159 MaybeObject* KeyedLoadStubCompiler::CompileLoadMegamorphic( | 3151 MaybeObject* KeyedLoadStubCompiler::CompileLoadMegamorphic( |
3160 MapList* receiver_maps, | 3152 MapList* receiver_maps, |
3161 CodeList* handler_ics) { | 3153 CodeList* handler_ics) { |
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3834 masm->isolate()->builtins()->KeyedStoreIC_MissForceGeneric(); | 3826 masm->isolate()->builtins()->KeyedStoreIC_MissForceGeneric(); |
3835 __ jmp(ic_force_generic, RelocInfo::CODE_TARGET); | 3827 __ jmp(ic_force_generic, RelocInfo::CODE_TARGET); |
3836 } | 3828 } |
3837 | 3829 |
3838 | 3830 |
3839 #undef __ | 3831 #undef __ |
3840 | 3832 |
3841 } } // namespace v8::internal | 3833 } } // namespace v8::internal |
3842 | 3834 |
3843 #endif // V8_TARGET_ARCH_IA32 | 3835 #endif // V8_TARGET_ARCH_IA32 |
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