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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X87 | 7 #if V8_TARGET_ARCH_X87 |
8 | 8 |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/ic-inl.h" | 10 #include "src/ic-inl.h" |
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940 GenerateMiss(masm); | 940 GenerateMiss(masm); |
941 } | 941 } |
942 | 942 |
943 | 943 |
944 void LoadIC::GenerateNormal(MacroAssembler* masm) { | 944 void LoadIC::GenerateNormal(MacroAssembler* masm) { |
945 // ----------- S t a t e ------------- | 945 // ----------- S t a t e ------------- |
946 // -- ecx : name | 946 // -- ecx : name |
947 // -- edx : receiver | 947 // -- edx : receiver |
948 // -- esp[0] : return address | 948 // -- esp[0] : return address |
949 // ----------------------------------- | 949 // ----------------------------------- |
950 Label miss; | 950 Label miss, slow; |
951 | 951 |
952 GenerateNameDictionaryReceiverCheck(masm, edx, eax, ebx, &miss); | 952 GenerateNameDictionaryReceiverCheck(masm, edx, eax, ebx, &miss); |
953 | 953 |
954 // eax: elements | 954 // eax: elements |
955 // Search the dictionary placing the result in eax. | 955 // Search the dictionary placing the result in eax. |
956 GenerateDictionaryLoad(masm, &miss, eax, ecx, edi, ebx, eax); | 956 GenerateDictionaryLoad(masm, &slow, eax, ecx, edi, ebx, eax); |
957 __ ret(0); | 957 __ ret(0); |
958 | 958 |
| 959 // Dictionary load failed, go slow (but don't miss). |
| 960 __ bind(&slow); |
| 961 GenerateRuntimeGetProperty(masm); |
| 962 |
959 // Cache miss: Jump to runtime. | 963 // Cache miss: Jump to runtime. |
960 __ bind(&miss); | 964 __ bind(&miss); |
961 GenerateMiss(masm); | 965 GenerateMiss(masm); |
962 } | 966 } |
963 | 967 |
964 | 968 |
965 void LoadIC::GenerateMiss(MacroAssembler* masm) { | 969 void LoadIC::GenerateMiss(MacroAssembler* masm) { |
966 // ----------- S t a t e ------------- | 970 // ----------- S t a t e ------------- |
967 // -- ecx : name | 971 // -- ecx : name |
968 // -- edx : receiver | 972 // -- edx : receiver |
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1277 Condition cc = (check == ENABLE_INLINED_SMI_CHECK) | 1281 Condition cc = (check == ENABLE_INLINED_SMI_CHECK) |
1278 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) | 1282 ? (*jmp_address == Assembler::kJncShortOpcode ? not_zero : zero) |
1279 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); | 1283 : (*jmp_address == Assembler::kJnzShortOpcode ? not_carry : carry); |
1280 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); | 1284 *jmp_address = static_cast<byte>(Assembler::kJccShortPrefix | cc); |
1281 } | 1285 } |
1282 | 1286 |
1283 | 1287 |
1284 } } // namespace v8::internal | 1288 } } // namespace v8::internal |
1285 | 1289 |
1286 #endif // V8_TARGET_ARCH_X87 | 1290 #endif // V8_TARGET_ARCH_X87 |
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