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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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923 ASSERT(cgen()->HasValidEntryRegisters()); | 923 ASSERT(cgen()->HasValidEntryRegisters()); |
924 ParameterCount count(arg_count); | 924 ParameterCount count(arg_count); |
925 __ InvokeFunction(edi, count, CALL_FUNCTION); | 925 __ InvokeFunction(edi, count, CALL_FUNCTION); |
926 RestoreContextRegister(); | 926 RestoreContextRegister(); |
927 Result result = cgen()->allocator()->Allocate(eax); | 927 Result result = cgen()->allocator()->Allocate(eax); |
928 ASSERT(result.is_valid()); | 928 ASSERT(result.is_valid()); |
929 return result; | 929 return result; |
930 } | 930 } |
931 | 931 |
932 | 932 |
933 Result VirtualFrame::CallRuntime(Runtime::Function* f, int arg_count) { | 933 Result VirtualFrame::CallRuntime(const Runtime::Function* f, int arg_count) { |
934 PrepareForCall(arg_count, arg_count); | 934 PrepareForCall(arg_count, arg_count); |
935 ASSERT(cgen()->HasValidEntryRegisters()); | 935 ASSERT(cgen()->HasValidEntryRegisters()); |
936 __ CallRuntime(f, arg_count); | 936 __ CallRuntime(f, arg_count); |
937 Result result = cgen()->allocator()->Allocate(eax); | 937 Result result = cgen()->allocator()->Allocate(eax); |
938 ASSERT(result.is_valid()); | 938 ASSERT(result.is_valid()); |
939 return result; | 939 return result; |
940 } | 940 } |
941 | 941 |
942 | 942 |
943 Result VirtualFrame::CallRuntime(Runtime::FunctionId id, int arg_count) { | 943 Result VirtualFrame::CallRuntime(Runtime::FunctionId id, int arg_count) { |
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1008 | 1008 |
1009 | 1009 |
1010 Result VirtualFrame::CallLoadIC(RelocInfo::Mode mode) { | 1010 Result VirtualFrame::CallLoadIC(RelocInfo::Mode mode) { |
1011 // Name and receiver are on the top of the frame. The IC expects | 1011 // Name and receiver are on the top of the frame. The IC expects |
1012 // name in ecx and receiver in eax. | 1012 // name in ecx and receiver in eax. |
1013 Result name = Pop(); | 1013 Result name = Pop(); |
1014 Result receiver = Pop(); | 1014 Result receiver = Pop(); |
1015 PrepareForCall(0, 0); // No stack arguments. | 1015 PrepareForCall(0, 0); // No stack arguments. |
1016 MoveResultsToRegisters(&name, &receiver, ecx, eax); | 1016 MoveResultsToRegisters(&name, &receiver, ecx, eax); |
1017 | 1017 |
1018 Handle<Code> ic(Builtins::builtin(Builtins::LoadIC_Initialize)); | 1018 Handle<Code> ic(Isolate::Current()->builtins()->builtin( |
| 1019 Builtins::LoadIC_Initialize)); |
1019 return RawCallCodeObject(ic, mode); | 1020 return RawCallCodeObject(ic, mode); |
1020 } | 1021 } |
1021 | 1022 |
1022 | 1023 |
1023 Result VirtualFrame::CallKeyedLoadIC(RelocInfo::Mode mode) { | 1024 Result VirtualFrame::CallKeyedLoadIC(RelocInfo::Mode mode) { |
1024 // Key and receiver are on top of the frame. Put them in eax and edx. | 1025 // Key and receiver are on top of the frame. Put them in eax and edx. |
1025 Result key = Pop(); | 1026 Result key = Pop(); |
1026 Result receiver = Pop(); | 1027 Result receiver = Pop(); |
1027 PrepareForCall(0, 0); | 1028 PrepareForCall(0, 0); |
1028 MoveResultsToRegisters(&key, &receiver, eax, edx); | 1029 MoveResultsToRegisters(&key, &receiver, eax, edx); |
1029 | 1030 |
1030 Handle<Code> ic(Builtins::builtin(Builtins::KeyedLoadIC_Initialize)); | 1031 Handle<Code> ic(Isolate::Current()->builtins()->builtin( |
| 1032 Builtins::KeyedLoadIC_Initialize)); |
1031 return RawCallCodeObject(ic, mode); | 1033 return RawCallCodeObject(ic, mode); |
1032 } | 1034 } |
1033 | 1035 |
1034 | 1036 |
1035 Result VirtualFrame::CallStoreIC(Handle<String> name, bool is_contextual) { | 1037 Result VirtualFrame::CallStoreIC(Handle<String> name, bool is_contextual) { |
1036 // Value and (if not contextual) receiver are on top of the frame. | 1038 // Value and (if not contextual) receiver are on top of the frame. |
1037 // The IC expects name in ecx, value in eax, and receiver in edx. | 1039 // The IC expects name in ecx, value in eax, and receiver in edx. |
1038 Handle<Code> ic(Builtins::builtin(Builtins::StoreIC_Initialize)); | 1040 Handle<Code> ic(Isolate::Current()->builtins()->builtin( |
| 1041 Builtins::StoreIC_Initialize)); |
1039 Result value = Pop(); | 1042 Result value = Pop(); |
1040 if (is_contextual) { | 1043 if (is_contextual) { |
1041 PrepareForCall(0, 0); | 1044 PrepareForCall(0, 0); |
1042 value.ToRegister(eax); | 1045 value.ToRegister(eax); |
1043 __ mov(edx, Operand(esi, Context::SlotOffset(Context::GLOBAL_INDEX))); | 1046 __ mov(edx, Operand(esi, Context::SlotOffset(Context::GLOBAL_INDEX))); |
1044 value.Unuse(); | 1047 value.Unuse(); |
1045 } else { | 1048 } else { |
1046 Result receiver = Pop(); | 1049 Result receiver = Pop(); |
1047 PrepareForCall(0, 0); | 1050 PrepareForCall(0, 0); |
1048 MoveResultsToRegisters(&value, &receiver, eax, edx); | 1051 MoveResultsToRegisters(&value, &receiver, eax, edx); |
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1089 __ xchg(eax, ecx); | 1092 __ xchg(eax, ecx); |
1090 } else { | 1093 } else { |
1091 __ xchg(eax, ecx); | 1094 __ xchg(eax, ecx); |
1092 __ xchg(eax, edx); | 1095 __ xchg(eax, edx); |
1093 } | 1096 } |
1094 value.Unuse(); | 1097 value.Unuse(); |
1095 key.Unuse(); | 1098 key.Unuse(); |
1096 receiver.Unuse(); | 1099 receiver.Unuse(); |
1097 } | 1100 } |
1098 | 1101 |
1099 Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Initialize)); | 1102 Handle<Code> ic(Isolate::Current()->builtins()->builtin( |
| 1103 Builtins::KeyedStoreIC_Initialize)); |
1100 return RawCallCodeObject(ic, RelocInfo::CODE_TARGET); | 1104 return RawCallCodeObject(ic, RelocInfo::CODE_TARGET); |
1101 } | 1105 } |
1102 | 1106 |
1103 | 1107 |
1104 Result VirtualFrame::CallCallIC(RelocInfo::Mode mode, | 1108 Result VirtualFrame::CallCallIC(RelocInfo::Mode mode, |
1105 int arg_count, | 1109 int arg_count, |
1106 int loop_nesting) { | 1110 int loop_nesting) { |
1107 // Function name, arguments, and receiver are on top of the frame. | 1111 // Function name, arguments, and receiver are on top of the frame. |
1108 // The IC expects the name in ecx and the rest on the stack and | 1112 // The IC expects the name in ecx and the rest on the stack and |
1109 // drops them all. | 1113 // drops them all. |
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1134 name.ToRegister(ecx); | 1138 name.ToRegister(ecx); |
1135 name.Unuse(); | 1139 name.Unuse(); |
1136 return RawCallCodeObject(ic, mode); | 1140 return RawCallCodeObject(ic, mode); |
1137 } | 1141 } |
1138 | 1142 |
1139 | 1143 |
1140 Result VirtualFrame::CallConstructor(int arg_count) { | 1144 Result VirtualFrame::CallConstructor(int arg_count) { |
1141 // Arguments, receiver, and function are on top of the frame. The | 1145 // Arguments, receiver, and function are on top of the frame. The |
1142 // IC expects arg count in eax, function in edi, and the arguments | 1146 // IC expects arg count in eax, function in edi, and the arguments |
1143 // and receiver on the stack. | 1147 // and receiver on the stack. |
1144 Handle<Code> ic(Builtins::builtin(Builtins::JSConstructCall)); | 1148 Handle<Code> ic(Isolate::Current()->builtins()->builtin( |
| 1149 Builtins::JSConstructCall)); |
1145 // Duplicate the function before preparing the frame. | 1150 // Duplicate the function before preparing the frame. |
1146 PushElementAt(arg_count + 1); | 1151 PushElementAt(arg_count + 1); |
1147 Result function = Pop(); | 1152 Result function = Pop(); |
1148 PrepareForCall(arg_count + 1, arg_count + 1); // Spill args and receiver. | 1153 PrepareForCall(arg_count + 1, arg_count + 1); // Spill args and receiver. |
1149 function.ToRegister(edi); | 1154 function.ToRegister(edi); |
1150 | 1155 |
1151 // Constructors are called with the number of arguments in register | 1156 // Constructors are called with the number of arguments in register |
1152 // eax for now. Another option would be to have separate construct | 1157 // eax for now. Another option would be to have separate construct |
1153 // call trampolines per different arguments counts encountered. | 1158 // call trampolines per different arguments counts encountered. |
1154 Result num_args = cgen()->allocator()->Allocate(eax); | 1159 Result num_args = cgen()->allocator()->Allocate(eax); |
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1325 } | 1330 } |
1326 UNREACHABLE(); | 1331 UNREACHABLE(); |
1327 } | 1332 } |
1328 | 1333 |
1329 | 1334 |
1330 #undef __ | 1335 #undef __ |
1331 | 1336 |
1332 } } // namespace v8::internal | 1337 } } // namespace v8::internal |
1333 | 1338 |
1334 #endif // V8_TARGET_ARCH_IA32 | 1339 #endif // V8_TARGET_ARCH_IA32 |
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