OLD | NEW |
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 |
(...skipping 4138 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
4149 // rax is object map. | 4149 // rax is object map. |
4150 // rdx is function. | 4150 // rdx is function. |
4151 // rbx is function prototype. | 4151 // rbx is function prototype. |
4152 if (!HasCallSiteInlineCheck()) { | 4152 if (!HasCallSiteInlineCheck()) { |
4153 __ StoreRoot(rdx, Heap::kInstanceofCacheFunctionRootIndex); | 4153 __ StoreRoot(rdx, Heap::kInstanceofCacheFunctionRootIndex); |
4154 __ StoreRoot(rax, Heap::kInstanceofCacheMapRootIndex); | 4154 __ StoreRoot(rax, Heap::kInstanceofCacheMapRootIndex); |
4155 } else { | 4155 } else { |
4156 // Get return address and delta to inlined map check. | 4156 // Get return address and delta to inlined map check. |
4157 __ movq(kScratchRegister, Operand(rsp, 0 * kPointerSize)); | 4157 __ movq(kScratchRegister, Operand(rsp, 0 * kPointerSize)); |
4158 __ subq(kScratchRegister, Operand(rsp, 1 * kPointerSize)); | 4158 __ subq(kScratchRegister, Operand(rsp, 1 * kPointerSize)); |
4159 __ movq(Operand(kScratchRegister, kOffsetToMapCheckValue), rax); | |
4160 if (FLAG_debug_code) { | 4159 if (FLAG_debug_code) { |
4161 __ movl(rdi, Immediate(kWordBeforeMapCheckValue)); | 4160 __ movl(rdi, Immediate(kWordBeforeMapCheckValue)); |
4162 __ cmpl(Operand(kScratchRegister, kOffsetToMapCheckValue - 4), rdi); | 4161 __ cmpl(Operand(kScratchRegister, kOffsetToMapCheckValue - 4), rdi); |
4163 __ Assert(equal, "InstanceofStub unexpected call site cache (check)."); | 4162 __ Assert(equal, "InstanceofStub unexpected call site cache (check)."); |
4164 } | 4163 } |
| 4164 __ movq(kScratchRegister, |
| 4165 Operand(kScratchRegister, kOffsetToMapCheckValue)); |
| 4166 __ movq(Operand(kScratchRegister, 0), rax); |
4165 } | 4167 } |
4166 | 4168 |
4167 __ movq(rcx, FieldOperand(rax, Map::kPrototypeOffset)); | 4169 __ movq(rcx, FieldOperand(rax, Map::kPrototypeOffset)); |
4168 | 4170 |
4169 // Loop through the prototype chain looking for the function prototype. | 4171 // Loop through the prototype chain looking for the function prototype. |
4170 Label loop, is_instance, is_not_instance; | 4172 Label loop, is_instance, is_not_instance; |
4171 __ LoadRoot(kScratchRegister, Heap::kNullValueRootIndex); | 4173 __ LoadRoot(kScratchRegister, Heap::kNullValueRootIndex); |
4172 __ bind(&loop); | 4174 __ bind(&loop); |
4173 __ cmpq(rcx, rbx); | 4175 __ cmpq(rcx, rbx); |
4174 __ j(equal, &is_instance, Label::kNear); | 4176 __ j(equal, &is_instance, Label::kNear); |
(...skipping 2059 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
6234 xmm0, | 6236 xmm0, |
6235 &slow_elements); | 6237 &slow_elements); |
6236 __ ret(0); | 6238 __ ret(0); |
6237 } | 6239 } |
6238 | 6240 |
6239 #undef __ | 6241 #undef __ |
6240 | 6242 |
6241 } } // namespace v8::internal | 6243 } } // namespace v8::internal |
6242 | 6244 |
6243 #endif // V8_TARGET_ARCH_X64 | 6245 #endif // V8_TARGET_ARCH_X64 |
OLD | NEW |