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Issue 111613003: Load the global proxy from the context of the target function. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Also fix bug on ARM. Created 6 years, 11 months ago
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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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25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 #include "v8.h" 28 #include "v8.h"
29 29
30 #if V8_TARGET_ARCH_X64 30 #if V8_TARGET_ARCH_X64
31 31
32 #include "codegen.h" 32 #include "codegen.h"
33 #include "deoptimizer.h" 33 #include "deoptimizer.h"
34 #include "full-codegen.h" 34 #include "full-codegen.h"
35 #include "stub-cache.h"
35 36
36 namespace v8 { 37 namespace v8 {
37 namespace internal { 38 namespace internal {
38 39
39 40
40 #define __ ACCESS_MASM(masm) 41 #define __ ACCESS_MASM(masm)
41 42
42 43
43 void Builtins::Generate_Adaptor(MacroAssembler* masm, 44 void Builtins::Generate_Adaptor(MacroAssembler* masm,
44 CFunctionId id, 45 CFunctionId id,
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839 __ SmiToInteger32(rax, rax); 840 __ SmiToInteger32(rax, rax);
840 } 841 }
841 842
842 // Restore the function to rdi. 843 // Restore the function to rdi.
843 __ movq(rdi, args.GetReceiverOperand()); 844 __ movq(rdi, args.GetReceiverOperand());
844 __ jmp(&patch_receiver, Label::kNear); 845 __ jmp(&patch_receiver, Label::kNear);
845 846
846 // Use the global receiver object from the called function as the 847 // Use the global receiver object from the called function as the
847 // receiver. 848 // receiver.
848 __ bind(&use_global_receiver); 849 __ bind(&use_global_receiver);
849 const int kGlobalIndex = 850 CallStubCompiler::FetchGlobalProxy(masm, rbx, rdi);
850 Context::kHeaderSize + Context::GLOBAL_OBJECT_INDEX * kPointerSize;
851 __ movq(rbx, FieldOperand(rsi, kGlobalIndex));
852 __ movq(rbx, FieldOperand(rbx, GlobalObject::kNativeContextOffset));
853 __ movq(rbx, FieldOperand(rbx, kGlobalIndex));
854 __ movq(rbx, FieldOperand(rbx, GlobalObject::kGlobalReceiverOffset));
855 851
856 __ bind(&patch_receiver); 852 __ bind(&patch_receiver);
857 __ movq(args.GetArgumentOperand(1), rbx); 853 __ movq(args.GetArgumentOperand(1), rbx);
858 854
859 __ jmp(&shift_arguments); 855 __ jmp(&shift_arguments);
860 } 856 }
861 857
862 // 3b. Check for function proxy. 858 // 3b. Check for function proxy.
863 __ bind(&slow); 859 __ bind(&slow);
864 __ Set(rdx, 1); // indicate function proxy 860 __ Set(rdx, 1); // indicate function proxy
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1024 1020
1025 // Convert the receiver to an object. 1021 // Convert the receiver to an object.
1026 __ bind(&call_to_object); 1022 __ bind(&call_to_object);
1027 __ push(rbx); 1023 __ push(rbx);
1028 __ InvokeBuiltin(Builtins::TO_OBJECT, CALL_FUNCTION); 1024 __ InvokeBuiltin(Builtins::TO_OBJECT, CALL_FUNCTION);
1029 __ movq(rbx, rax); 1025 __ movq(rbx, rax);
1030 __ jmp(&push_receiver, Label::kNear); 1026 __ jmp(&push_receiver, Label::kNear);
1031 1027
1032 // Use the current global receiver object as the receiver. 1028 // Use the current global receiver object as the receiver.
1033 __ bind(&use_global_receiver); 1029 __ bind(&use_global_receiver);
1034 const int kGlobalOffset = 1030 CallStubCompiler::FetchGlobalProxy(masm, rbx, rdi);
1035 Context::kHeaderSize + Context::GLOBAL_OBJECT_INDEX * kPointerSize;
1036 __ movq(rbx, FieldOperand(rsi, kGlobalOffset));
1037 __ movq(rbx, FieldOperand(rbx, GlobalObject::kNativeContextOffset));
1038 __ movq(rbx, FieldOperand(rbx, kGlobalOffset));
1039 __ movq(rbx, FieldOperand(rbx, GlobalObject::kGlobalReceiverOffset));
1040
1041 // Push the receiver. 1031 // Push the receiver.
1042 __ bind(&push_receiver); 1032 __ bind(&push_receiver);
1043 __ push(rbx); 1033 __ push(rbx);
1044 1034
1045 // Copy all arguments from the array to the stack. 1035 // Copy all arguments from the array to the stack.
1046 Label entry, loop; 1036 Label entry, loop;
1047 __ movq(rax, Operand(rbp, kIndexOffset)); 1037 __ movq(rax, Operand(rbp, kIndexOffset));
1048 __ jmp(&entry); 1038 __ jmp(&entry);
1049 __ bind(&loop); 1039 __ bind(&loop);
1050 __ movq(rdx, Operand(rbp, kArgumentsOffset)); // load arguments 1040 __ movq(rdx, Operand(rbp, kArgumentsOffset)); // load arguments
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1459 __ bind(&ok); 1449 __ bind(&ok);
1460 __ ret(0); 1450 __ ret(0);
1461 } 1451 }
1462 1452
1463 1453
1464 #undef __ 1454 #undef __
1465 1455
1466 } } // namespace v8::internal 1456 } } // namespace v8::internal
1467 1457
1468 #endif // V8_TARGET_ARCH_X64 1458 #endif // V8_TARGET_ARCH_X64
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