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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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| 962 | 962 |
| 963 // eax: elements | 963 // eax: elements |
| 964 // Search the dictionary placing the result in edi. | 964 // Search the dictionary placing the result in edi. |
| 965 GenerateDictionaryLoad(masm, &miss, eax, ecx, edi, ebx, edi); | 965 GenerateDictionaryLoad(masm, &miss, eax, ecx, edi, ebx, edi); |
| 966 GenerateFunctionTailCall(masm, argc, &miss); | 966 GenerateFunctionTailCall(masm, argc, &miss); |
| 967 | 967 |
| 968 __ bind(&miss); | 968 __ bind(&miss); |
| 969 } | 969 } |
| 970 | 970 |
| 971 | 971 |
| 972 static void GenerateCallMiss(MacroAssembler* masm, | 972 void CallICBase::GenerateMiss(MacroAssembler* masm, |
| 973 int argc, | 973 int argc, |
| 974 IC::UtilityId id, | 974 IC::UtilityId id, |
| 975 Code::ExtraICState extra_ic_state) { | 975 Code::ExtraICState extra_state) { |
| 976 // ----------- S t a t e ------------- | 976 // ----------- S t a t e ------------- |
| 977 // -- ecx : name | 977 // -- ecx : name |
| 978 // -- esp[0] : return address | 978 // -- esp[0] : return address |
| 979 // -- esp[(argc - n) * 4] : arg[n] (zero-based) | 979 // -- esp[(argc - n) * 4] : arg[n] (zero-based) |
| 980 // -- ... | 980 // -- ... |
| 981 // -- esp[(argc + 1) * 4] : receiver | 981 // -- esp[(argc + 1) * 4] : receiver |
| 982 // ----------------------------------- | 982 // ----------------------------------- |
| 983 | 983 |
| 984 Counters* counters = masm->isolate()->counters(); | 984 Counters* counters = masm->isolate()->counters(); |
| 985 if (id == IC::kCallIC_Miss) { | 985 if (id == IC::kCallIC_Miss) { |
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| 1022 __ j(not_equal, &invoke, Label::kNear); | 1022 __ j(not_equal, &invoke, Label::kNear); |
| 1023 | 1023 |
| 1024 // Patch the receiver on the stack. | 1024 // Patch the receiver on the stack. |
| 1025 __ bind(&global); | 1025 __ bind(&global); |
| 1026 __ mov(edx, FieldOperand(edx, GlobalObject::kGlobalReceiverOffset)); | 1026 __ mov(edx, FieldOperand(edx, GlobalObject::kGlobalReceiverOffset)); |
| 1027 __ mov(Operand(esp, (argc + 1) * kPointerSize), edx); | 1027 __ mov(Operand(esp, (argc + 1) * kPointerSize), edx); |
| 1028 __ bind(&invoke); | 1028 __ bind(&invoke); |
| 1029 } | 1029 } |
| 1030 | 1030 |
| 1031 // Invoke the function. | 1031 // Invoke the function. |
| 1032 CallKind call_kind = CallICBase::Contextual::decode(extra_ic_state) | 1032 CallKind call_kind = CallICBase::Contextual::decode(extra_state) |
| 1033 ? CALL_AS_FUNCTION | 1033 ? CALL_AS_FUNCTION |
| 1034 : CALL_AS_METHOD; | 1034 : CALL_AS_METHOD; |
| 1035 ParameterCount actual(argc); | 1035 ParameterCount actual(argc); |
| 1036 __ InvokeFunction(edi, | 1036 __ InvokeFunction(edi, |
| 1037 actual, | 1037 actual, |
| 1038 JUMP_FUNCTION, | 1038 JUMP_FUNCTION, |
| 1039 NullCallWrapper(), | 1039 NullCallWrapper(), |
| 1040 call_kind); | 1040 call_kind); |
| 1041 } | 1041 } |
| 1042 | 1042 |
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| 1067 // -- esp[(argc - n) * 4] : arg[n] (zero-based) | 1067 // -- esp[(argc - n) * 4] : arg[n] (zero-based) |
| 1068 // -- ... | 1068 // -- ... |
| 1069 // -- esp[(argc + 1) * 4] : receiver | 1069 // -- esp[(argc + 1) * 4] : receiver |
| 1070 // ----------------------------------- | 1070 // ----------------------------------- |
| 1071 | 1071 |
| 1072 GenerateCallNormal(masm, argc); | 1072 GenerateCallNormal(masm, argc); |
| 1073 GenerateMiss(masm, argc, Code::kNoExtraICState); | 1073 GenerateMiss(masm, argc, Code::kNoExtraICState); |
| 1074 } | 1074 } |
| 1075 | 1075 |
| 1076 | 1076 |
| 1077 void CallIC::GenerateMiss(MacroAssembler* masm, | |
| 1078 int argc, | |
| 1079 Code::ExtraICState extra_ic_state) { | |
| 1080 // ----------- S t a t e ------------- | |
| 1081 // -- ecx : name | |
| 1082 // -- esp[0] : return address | |
| 1083 // -- esp[(argc - n) * 4] : arg[n] (zero-based) | |
| 1084 // -- ... | |
| 1085 // -- esp[(argc + 1) * 4] : receiver | |
| 1086 // ----------------------------------- | |
| 1087 | |
| 1088 GenerateCallMiss(masm, argc, IC::kCallIC_Miss, extra_ic_state); | |
| 1089 } | |
| 1090 | |
| 1091 | |
| 1092 void KeyedCallIC::GenerateMegamorphic(MacroAssembler* masm, int argc) { | 1077 void KeyedCallIC::GenerateMegamorphic(MacroAssembler* masm, int argc) { |
| 1093 // ----------- S t a t e ------------- | 1078 // ----------- S t a t e ------------- |
| 1094 // -- ecx : name | 1079 // -- ecx : name |
| 1095 // -- esp[0] : return address | 1080 // -- esp[0] : return address |
| 1096 // -- esp[(argc - n) * 4] : arg[n] (zero-based) | 1081 // -- esp[(argc - n) * 4] : arg[n] (zero-based) |
| 1097 // -- ... | 1082 // -- ... |
| 1098 // -- esp[(argc + 1) * 4] : receiver | 1083 // -- esp[(argc + 1) * 4] : receiver |
| 1099 // ----------------------------------- | 1084 // ----------------------------------- |
| 1100 | 1085 |
| 1101 // Get the receiver of the function from the stack; 1 ~ return address. | 1086 // Get the receiver of the function from the stack; 1 ~ return address. |
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| 1252 Label miss; | 1237 Label miss; |
| 1253 __ JumpIfSmi(ecx, &miss); | 1238 __ JumpIfSmi(ecx, &miss); |
| 1254 Condition cond = masm->IsObjectStringType(ecx, eax, eax); | 1239 Condition cond = masm->IsObjectStringType(ecx, eax, eax); |
| 1255 __ j(NegateCondition(cond), &miss); | 1240 __ j(NegateCondition(cond), &miss); |
| 1256 GenerateCallNormal(masm, argc); | 1241 GenerateCallNormal(masm, argc); |
| 1257 __ bind(&miss); | 1242 __ bind(&miss); |
| 1258 GenerateMiss(masm, argc); | 1243 GenerateMiss(masm, argc); |
| 1259 } | 1244 } |
| 1260 | 1245 |
| 1261 | 1246 |
| 1262 void KeyedCallIC::GenerateMiss(MacroAssembler* masm, int argc) { | |
| 1263 // ----------- S t a t e ------------- | |
| 1264 // -- ecx : name | |
| 1265 // -- esp[0] : return address | |
| 1266 // -- esp[(argc - n) * 4] : arg[n] (zero-based) | |
| 1267 // -- ... | |
| 1268 // -- esp[(argc + 1) * 4] : receiver | |
| 1269 // ----------------------------------- | |
| 1270 | |
| 1271 GenerateCallMiss(masm, argc, IC::kKeyedCallIC_Miss, Code::kNoExtraICState); | |
| 1272 } | |
| 1273 | |
| 1274 | |
| 1275 void LoadIC::GenerateMegamorphic(MacroAssembler* masm) { | 1247 void LoadIC::GenerateMegamorphic(MacroAssembler* masm) { |
| 1276 // ----------- S t a t e ------------- | 1248 // ----------- S t a t e ------------- |
| 1277 // -- eax : receiver | 1249 // -- eax : receiver |
| 1278 // -- ecx : name | 1250 // -- ecx : name |
| 1279 // -- esp[0] : return address | 1251 // -- esp[0] : return address |
| 1280 // ----------------------------------- | 1252 // ----------------------------------- |
| 1281 | 1253 |
| 1282 // Probe the stub cache. | 1254 // Probe the stub cache. |
| 1283 Code::Flags flags = Code::ComputeFlags(Code::LOAD_IC, MONOMORPHIC); | 1255 Code::Flags flags = Code::ComputeFlags(Code::LOAD_IC, MONOMORPHIC); |
| 1284 Isolate::Current()->stub_cache()->GenerateProbe(masm, flags, eax, ecx, ebx, | 1256 Isolate::Current()->stub_cache()->GenerateProbe(masm, flags, eax, ecx, ebx, |
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| 1719 Condition cc = *jmp_address == Assembler::kJncShortOpcode | 1691 Condition cc = *jmp_address == Assembler::kJncShortOpcode |
| 1720 ? not_zero | 1692 ? not_zero |
| 1721 : zero; | 1693 : zero; |
| 1722 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); | 1694 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); |
| 1723 } | 1695 } |
| 1724 | 1696 |
| 1725 | 1697 |
| 1726 } } // namespace v8::internal | 1698 } } // namespace v8::internal |
| 1727 | 1699 |
| 1728 #endif // V8_TARGET_ARCH_IA32 | 1700 #endif // V8_TARGET_ARCH_IA32 |
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