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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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1301 Label success; | 1301 Label success; |
1302 __ b(&success); | 1302 __ b(&success); |
1303 GenerateRestoreName(masm(), miss, name); | 1303 GenerateRestoreName(masm(), miss, name); |
1304 TailCallBuiltin(masm(), MissBuiltin(kind())); | 1304 TailCallBuiltin(masm(), MissBuiltin(kind())); |
1305 __ bind(&success); | 1305 __ bind(&success); |
1306 } | 1306 } |
1307 } | 1307 } |
1308 | 1308 |
1309 | 1309 |
1310 Register LoadStubCompiler::CallbackHandlerFrontend( | 1310 Register LoadStubCompiler::CallbackHandlerFrontend( |
1311 Handle<Object> object, | 1311 Handle<Type> type, |
1312 Register object_reg, | 1312 Register object_reg, |
1313 Handle<JSObject> holder, | 1313 Handle<JSObject> holder, |
1314 Handle<Name> name, | 1314 Handle<Name> name, |
1315 Handle<Object> callback) { | 1315 Handle<Object> callback) { |
1316 Label miss; | 1316 Label miss; |
1317 | 1317 |
1318 Register reg = HandlerFrontendHeader(object, object_reg, holder, name, &miss); | 1318 Register reg = HandlerFrontendHeader(type, object_reg, holder, name, &miss); |
1319 | 1319 |
1320 if (!holder->HasFastProperties() && !holder->IsJSGlobalObject()) { | 1320 if (!holder->HasFastProperties() && !holder->IsJSGlobalObject()) { |
1321 ASSERT(!reg.is(scratch2())); | 1321 ASSERT(!reg.is(scratch2())); |
1322 ASSERT(!reg.is(scratch3())); | 1322 ASSERT(!reg.is(scratch3())); |
1323 ASSERT(!reg.is(scratch4())); | 1323 ASSERT(!reg.is(scratch4())); |
1324 | 1324 |
1325 // Load the properties dictionary. | 1325 // Load the properties dictionary. |
1326 Register dictionary = scratch4(); | 1326 Register dictionary = scratch4(); |
1327 __ ldr(dictionary, FieldMemOperand(reg, JSObject::kPropertiesOffset)); | 1327 __ ldr(dictionary, FieldMemOperand(reg, JSObject::kPropertiesOffset)); |
1328 | 1328 |
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2793 // Return the generated code. | 2793 // Return the generated code. |
2794 return GetCode(Code::NORMAL, name); | 2794 return GetCode(Code::NORMAL, name); |
2795 } | 2795 } |
2796 | 2796 |
2797 | 2797 |
2798 Handle<Code> StoreStubCompiler::CompileStoreCallback( | 2798 Handle<Code> StoreStubCompiler::CompileStoreCallback( |
2799 Handle<JSObject> object, | 2799 Handle<JSObject> object, |
2800 Handle<JSObject> holder, | 2800 Handle<JSObject> holder, |
2801 Handle<Name> name, | 2801 Handle<Name> name, |
2802 Handle<ExecutableAccessorInfo> callback) { | 2802 Handle<ExecutableAccessorInfo> callback) { |
2803 HandlerFrontend(object, receiver(), holder, name); | 2803 HandlerFrontend(IC::CurrentTypeOf(object, isolate()), |
| 2804 receiver(), holder, name); |
2804 | 2805 |
2805 // Stub never generated for non-global objects that require access checks. | 2806 // Stub never generated for non-global objects that require access checks. |
2806 ASSERT(holder->IsJSGlobalProxy() || !holder->IsAccessCheckNeeded()); | 2807 ASSERT(holder->IsJSGlobalProxy() || !holder->IsAccessCheckNeeded()); |
2807 | 2808 |
2808 __ push(receiver()); // receiver | 2809 __ push(receiver()); // receiver |
2809 __ mov(ip, Operand(callback)); // callback info | 2810 __ mov(ip, Operand(callback)); // callback info |
2810 __ push(ip); | 2811 __ push(ip); |
2811 __ mov(ip, Operand(name)); | 2812 __ mov(ip, Operand(name)); |
2812 __ Push(ip, value()); | 2813 __ Push(ip, value()); |
2813 | 2814 |
2814 // Do tail-call to the runtime system. | 2815 // Do tail-call to the runtime system. |
2815 ExternalReference store_callback_property = | 2816 ExternalReference store_callback_property = |
2816 ExternalReference(IC_Utility(IC::kStoreCallbackProperty), isolate()); | 2817 ExternalReference(IC_Utility(IC::kStoreCallbackProperty), isolate()); |
2817 __ TailCallExternalReference(store_callback_property, 4, 1); | 2818 __ TailCallExternalReference(store_callback_property, 4, 1); |
2818 | 2819 |
2819 // Return the generated code. | 2820 // Return the generated code. |
2820 return GetCode(kind(), Code::FAST, name); | 2821 return GetCode(kind(), Code::FAST, name); |
2821 } | 2822 } |
2822 | 2823 |
2823 | 2824 |
2824 Handle<Code> StoreStubCompiler::CompileStoreCallback( | 2825 Handle<Code> StoreStubCompiler::CompileStoreCallback( |
2825 Handle<JSObject> object, | 2826 Handle<JSObject> object, |
2826 Handle<JSObject> holder, | 2827 Handle<JSObject> holder, |
2827 Handle<Name> name, | 2828 Handle<Name> name, |
2828 const CallOptimization& call_optimization) { | 2829 const CallOptimization& call_optimization) { |
2829 HandlerFrontend(object, receiver(), holder, name); | 2830 HandlerFrontend(IC::CurrentTypeOf(object, isolate()), |
| 2831 receiver(), holder, name); |
2830 | 2832 |
2831 Register values[] = { value() }; | 2833 Register values[] = { value() }; |
2832 GenerateFastApiCall( | 2834 GenerateFastApiCall( |
2833 masm(), call_optimization, receiver(), scratch3(), 1, values); | 2835 masm(), call_optimization, receiver(), scratch3(), 1, values); |
2834 | 2836 |
2835 // Return the generated code. | 2837 // Return the generated code. |
2836 return GetCode(kind(), Code::FAST, name); | 2838 return GetCode(kind(), Code::FAST, name); |
2837 } | 2839 } |
2838 | 2840 |
2839 | 2841 |
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2913 | 2915 |
2914 // Handle store cache miss. | 2916 // Handle store cache miss. |
2915 __ bind(&miss); | 2917 __ bind(&miss); |
2916 TailCallBuiltin(masm(), MissBuiltin(kind())); | 2918 TailCallBuiltin(masm(), MissBuiltin(kind())); |
2917 | 2919 |
2918 // Return the generated code. | 2920 // Return the generated code. |
2919 return GetCode(kind(), Code::FAST, name); | 2921 return GetCode(kind(), Code::FAST, name); |
2920 } | 2922 } |
2921 | 2923 |
2922 | 2924 |
2923 Handle<Code> LoadStubCompiler::CompileLoadNonexistent( | 2925 Handle<Code> LoadStubCompiler::CompileLoadNonexistent(Handle<Type> type, |
2924 Handle<Object> object, | 2926 Handle<JSObject> last, |
2925 Handle<JSObject> last, | 2927 Handle<Name> name) { |
2926 Handle<Name> name, | 2928 NonexistentHandlerFrontend(type, last, name); |
2927 Handle<JSGlobalObject> global) { | |
2928 NonexistentHandlerFrontend(object, last, name, global); | |
2929 | 2929 |
2930 // Return undefined if maps of the full prototype chain are still the | 2930 // Return undefined if maps of the full prototype chain are still the |
2931 // same and no global property with this name contains a value. | 2931 // same and no global property with this name contains a value. |
2932 __ LoadRoot(r0, Heap::kUndefinedValueRootIndex); | 2932 __ LoadRoot(r0, Heap::kUndefinedValueRootIndex); |
2933 __ Ret(); | 2933 __ Ret(); |
2934 | 2934 |
2935 // Return the generated code. | 2935 // Return the generated code. |
2936 return GetCode(kind(), Code::FAST, name); | 2936 return GetCode(kind(), Code::FAST, name); |
2937 } | 2937 } |
2938 | 2938 |
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3014 } | 3014 } |
3015 __ Ret(); | 3015 __ Ret(); |
3016 } | 3016 } |
3017 | 3017 |
3018 | 3018 |
3019 #undef __ | 3019 #undef __ |
3020 #define __ ACCESS_MASM(masm()) | 3020 #define __ ACCESS_MASM(masm()) |
3021 | 3021 |
3022 | 3022 |
3023 Handle<Code> LoadStubCompiler::CompileLoadGlobal( | 3023 Handle<Code> LoadStubCompiler::CompileLoadGlobal( |
3024 Handle<Object> object, | 3024 Handle<Type> type, |
3025 Handle<GlobalObject> global, | 3025 Handle<GlobalObject> global, |
3026 Handle<PropertyCell> cell, | 3026 Handle<PropertyCell> cell, |
3027 Handle<Name> name, | 3027 Handle<Name> name, |
3028 bool is_dont_delete) { | 3028 bool is_dont_delete) { |
3029 Label miss; | 3029 Label miss; |
3030 | 3030 |
3031 HandlerFrontendHeader(object, receiver(), global, name, &miss); | 3031 HandlerFrontendHeader(type, receiver(), global, name, &miss); |
3032 | 3032 |
3033 // Get the value from the cell. | 3033 // Get the value from the cell. |
3034 __ mov(r3, Operand(cell)); | 3034 __ mov(r3, Operand(cell)); |
3035 __ ldr(r4, FieldMemOperand(r3, Cell::kValueOffset)); | 3035 __ ldr(r4, FieldMemOperand(r3, Cell::kValueOffset)); |
3036 | 3036 |
3037 // Check for deleted property if property can actually be deleted. | 3037 // Check for deleted property if property can actually be deleted. |
3038 if (!is_dont_delete) { | 3038 if (!is_dont_delete) { |
3039 __ LoadRoot(ip, Heap::kTheHoleValueRootIndex); | 3039 __ LoadRoot(ip, Heap::kTheHoleValueRootIndex); |
3040 __ cmp(r4, ip); | 3040 __ cmp(r4, ip); |
3041 __ b(eq, &miss); | 3041 __ b(eq, &miss); |
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3175 // ----------------------------------- | 3175 // ----------------------------------- |
3176 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); | 3176 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); |
3177 } | 3177 } |
3178 | 3178 |
3179 | 3179 |
3180 #undef __ | 3180 #undef __ |
3181 | 3181 |
3182 } } // namespace v8::internal | 3182 } } // namespace v8::internal |
3183 | 3183 |
3184 #endif // V8_TARGET_ARCH_ARM | 3184 #endif // V8_TARGET_ARCH_ARM |
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