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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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1000 LoadWithInterceptor(masm, receiver, holder, interceptor_holder, scratch2, | 1000 LoadWithInterceptor(masm, receiver, holder, interceptor_holder, scratch2, |
1001 ®ular_invoke); | 1001 ®ular_invoke); |
1002 | 1002 |
1003 // Interceptor returned nothing for this property. Try to use cached | 1003 // Interceptor returned nothing for this property. Try to use cached |
1004 // constant function. | 1004 // constant function. |
1005 | 1005 |
1006 // Check that the maps from interceptor's holder to constant function's | 1006 // Check that the maps from interceptor's holder to constant function's |
1007 // holder haven't changed and thus we can use cached constant function. | 1007 // holder haven't changed and thus we can use cached constant function. |
1008 if (*interceptor_holder != lookup->holder()) { | 1008 if (*interceptor_holder != lookup->holder()) { |
1009 stub_compiler_->CheckPrototypes( | 1009 stub_compiler_->CheckPrototypes( |
1010 IC::CurrentTypeOf(interceptor_holder, masm->isolate()), receiver, | 1010 IC::CurrentTypeOf(interceptor_holder, masm->isolate()), holder, |
1011 handle(lookup->holder()), scratch1, scratch2, scratch3, | 1011 handle(lookup->holder()), scratch1, scratch2, scratch3, |
1012 name, depth2, miss); | 1012 name, depth2, miss); |
1013 } else { | 1013 } else { |
1014 // CheckPrototypes has a side effect of fetching a 'holder' | 1014 // CheckPrototypes has a side effect of fetching a 'holder' |
1015 // for API (object which is instanceof for the signature). It's | 1015 // for API (object which is instanceof for the signature). It's |
1016 // safe to omit it here, as if present, it should be fetched | 1016 // safe to omit it here, as if present, it should be fetched |
1017 // by the previous CheckPrototypes. | 1017 // by the previous CheckPrototypes. |
1018 ASSERT(depth2 == kInvalidProtoDepth); | 1018 ASSERT(depth2 == kInvalidProtoDepth); |
1019 } | 1019 } |
1020 | 1020 |
1021 // Invoke function. | 1021 // Invoke function. |
1022 if (can_do_fast_api_call) { | 1022 if (can_do_fast_api_call) { |
1023 GenerateFastApiDirectCall( | 1023 GenerateFastApiDirectCall( |
1024 masm, optimization, arguments_.immediate(), false); | 1024 masm, optimization, arguments_.immediate(), false); |
1025 } else { | 1025 } else { |
1026 Handle<JSFunction> function = optimization.constant_function(); | 1026 Handle<JSFunction> function = optimization.constant_function(); |
1027 stub_compiler_->GenerateJumpFunctionIgnoreReceiver(function); | 1027 stub_compiler_->GenerateJumpFunction(object, function); |
1028 } | 1028 } |
1029 | 1029 |
1030 // Deferred code for fast API call case---clean preallocated space. | 1030 // Deferred code for fast API call case---clean preallocated space. |
1031 if (can_do_fast_api_call) { | 1031 if (can_do_fast_api_call) { |
1032 __ bind(&miss_cleanup); | 1032 __ bind(&miss_cleanup); |
1033 FreeSpaceForFastApiCall(masm); | 1033 FreeSpaceForFastApiCall(masm); |
1034 __ Branch(miss_label); | 1034 __ Branch(miss_label); |
1035 } | 1035 } |
1036 | 1036 |
1037 // Invoke a regular function. | 1037 // Invoke a regular function. |
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1076 Register scratch, | 1076 Register scratch, |
1077 Label* interceptor_succeeded) { | 1077 Label* interceptor_succeeded) { |
1078 { | 1078 { |
1079 FrameScope scope(masm, StackFrame::INTERNAL); | 1079 FrameScope scope(masm, StackFrame::INTERNAL); |
1080 | 1080 |
1081 __ Push(holder, name_); | 1081 __ Push(holder, name_); |
1082 CompileCallLoadPropertyWithInterceptor( | 1082 CompileCallLoadPropertyWithInterceptor( |
1083 masm, receiver, holder, name_, holder_obj, | 1083 masm, receiver, holder, name_, holder_obj, |
1084 IC::kLoadPropertyWithInterceptorOnly); | 1084 IC::kLoadPropertyWithInterceptorOnly); |
1085 __ pop(name_); // Restore the name. | 1085 __ pop(name_); // Restore the name. |
1086 __ pop(receiver); // Restore the holder. | 1086 __ pop(holder); // Restore the holder. |
1087 } | 1087 } |
1088 // If interceptor returns no-result sentinel, call the constant function. | 1088 // If interceptor returns no-result sentinel, call the constant function. |
1089 __ LoadRoot(scratch, Heap::kNoInterceptorResultSentinelRootIndex); | 1089 __ LoadRoot(scratch, Heap::kNoInterceptorResultSentinelRootIndex); |
1090 __ Branch(interceptor_succeeded, ne, v0, Operand(scratch)); | 1090 __ Branch(interceptor_succeeded, ne, v0, Operand(scratch)); |
1091 } | 1091 } |
1092 | 1092 |
1093 CallStubCompiler* stub_compiler_; | 1093 CallStubCompiler* stub_compiler_; |
1094 const ParameterCount& arguments_; | 1094 const ParameterCount& arguments_; |
1095 Register name_; | 1095 Register name_; |
1096 }; | 1096 }; |
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2882 // ----------------------------------- | 2882 // ----------------------------------- |
2883 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); | 2883 TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss); |
2884 } | 2884 } |
2885 | 2885 |
2886 | 2886 |
2887 #undef __ | 2887 #undef __ |
2888 | 2888 |
2889 } } // namespace v8::internal | 2889 } } // namespace v8::internal |
2890 | 2890 |
2891 #endif // V8_TARGET_ARCH_MIPS | 2891 #endif // V8_TARGET_ARCH_MIPS |
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