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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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2949 GenerateLoadCallback(object, holder, a0, a2, a3, a1, t0, t1, callback, name, | 2949 GenerateLoadCallback(object, holder, a0, a2, a3, a1, t0, t1, callback, name, |
2950 &miss); | 2950 &miss); |
2951 __ bind(&miss); | 2951 __ bind(&miss); |
2952 GenerateLoadMiss(masm(), Code::LOAD_IC); | 2952 GenerateLoadMiss(masm(), Code::LOAD_IC); |
2953 | 2953 |
2954 // Return the generated code. | 2954 // Return the generated code. |
2955 return GetCode(Code::CALLBACKS, name); | 2955 return GetCode(Code::CALLBACKS, name); |
2956 } | 2956 } |
2957 | 2957 |
2958 | 2958 |
| 2959 #undef __ |
| 2960 #define __ ACCESS_MASM(masm) |
| 2961 |
| 2962 |
| 2963 void LoadStubCompiler::GenerateLoadViaGetter(MacroAssembler* masm, |
| 2964 Handle<JSFunction> getter) { |
| 2965 // ----------- S t a t e ------------- |
| 2966 // -- a0 : receiver |
| 2967 // -- a2 : name |
| 2968 // -- ra : return address |
| 2969 // ----------------------------------- |
| 2970 { |
| 2971 FrameScope scope(masm, StackFrame::INTERNAL); |
| 2972 |
| 2973 if (!getter.is_null()) { |
| 2974 // Call the JavaScript getter with the receiver on the stack. |
| 2975 __ push(a0); |
| 2976 ParameterCount actual(0); |
| 2977 __ InvokeFunction(getter, actual, CALL_FUNCTION, NullCallWrapper(), |
| 2978 CALL_AS_METHOD); |
| 2979 } else { |
| 2980 // If we generate a global code snippet for deoptimization only, remember |
| 2981 // the place to continue after deoptimization. |
| 2982 masm->isolate()->heap()->SetGetterStubDeoptPCOffset(masm->pc_offset()); |
| 2983 } |
| 2984 |
| 2985 // Restore context register. |
| 2986 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
| 2987 } |
| 2988 __ Ret(); |
| 2989 } |
| 2990 |
| 2991 |
| 2992 #undef __ |
| 2993 #define __ ACCESS_MASM(masm()) |
| 2994 |
| 2995 |
2959 Handle<Code> LoadStubCompiler::CompileLoadViaGetter( | 2996 Handle<Code> LoadStubCompiler::CompileLoadViaGetter( |
2960 Handle<String> name, | 2997 Handle<String> name, |
2961 Handle<JSObject> receiver, | 2998 Handle<JSObject> receiver, |
2962 Handle<JSObject> holder, | 2999 Handle<JSObject> holder, |
2963 Handle<JSFunction> getter) { | 3000 Handle<JSFunction> getter) { |
2964 // ----------- S t a t e ------------- | 3001 // ----------- S t a t e ------------- |
2965 // -- a0 : receiver | 3002 // -- a0 : receiver |
2966 // -- a2 : name | 3003 // -- a2 : name |
2967 // -- ra : return address | 3004 // -- ra : return address |
2968 // ----------------------------------- | 3005 // ----------------------------------- |
2969 Label miss; | 3006 Label miss; |
2970 | 3007 |
2971 // Check that the maps haven't changed. | 3008 // Check that the maps haven't changed. |
2972 __ JumpIfSmi(a0, &miss); | 3009 __ JumpIfSmi(a0, &miss); |
2973 CheckPrototypes(receiver, a0, holder, a3, t0, a1, name, &miss); | 3010 CheckPrototypes(receiver, a0, holder, a3, t0, a1, name, &miss); |
2974 | 3011 |
2975 { | 3012 GenerateLoadViaGetter(masm(), getter); |
2976 FrameScope scope(masm(), StackFrame::INTERNAL); | |
2977 | |
2978 // Call the JavaScript getter with the receiver on the stack. | |
2979 __ push(a0); | |
2980 ParameterCount actual(0); | |
2981 __ InvokeFunction(getter, actual, CALL_FUNCTION, NullCallWrapper(), | |
2982 CALL_AS_METHOD); | |
2983 | |
2984 // Restore context register. | |
2985 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); | |
2986 } | |
2987 __ Ret(); | |
2988 | 3013 |
2989 __ bind(&miss); | 3014 __ bind(&miss); |
2990 GenerateLoadMiss(masm(), Code::LOAD_IC); | 3015 GenerateLoadMiss(masm(), Code::LOAD_IC); |
2991 | 3016 |
2992 // Return the generated code. | 3017 // Return the generated code. |
2993 return GetCode(Code::CALLBACKS, name); | 3018 return GetCode(Code::CALLBACKS, name); |
2994 } | 3019 } |
2995 | 3020 |
2996 | 3021 |
2997 Handle<Code> LoadStubCompiler::CompileLoadConstant(Handle<JSObject> object, | 3022 Handle<Code> LoadStubCompiler::CompileLoadConstant(Handle<JSObject> object, |
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4810 __ Jump(ic_slow, RelocInfo::CODE_TARGET); | 4835 __ Jump(ic_slow, RelocInfo::CODE_TARGET); |
4811 } | 4836 } |
4812 } | 4837 } |
4813 | 4838 |
4814 | 4839 |
4815 #undef __ | 4840 #undef __ |
4816 | 4841 |
4817 } } // namespace v8::internal | 4842 } } // namespace v8::internal |
4818 | 4843 |
4819 #endif // V8_TARGET_ARCH_MIPS | 4844 #endif // V8_TARGET_ARCH_MIPS |
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