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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 #if V8_TARGET_ARCH_X64 | 5 #if V8_TARGET_ARCH_X64 |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/codegen.h" | 8 #include "src/codegen.h" |
9 #include "src/deoptimizer.h" | 9 #include "src/deoptimizer.h" |
10 #include "src/full-codegen/full-codegen.h" | 10 #include "src/full-codegen/full-codegen.h" |
11 | 11 |
12 namespace v8 { | 12 namespace v8 { |
13 namespace internal { | 13 namespace internal { |
14 | 14 |
15 | 15 |
16 #define __ ACCESS_MASM(masm) | 16 #define __ ACCESS_MASM(masm) |
17 | 17 |
18 void Builtins::Generate_Adaptor(MacroAssembler* masm, CFunctionId id) { | 18 void Builtins::Generate_Adaptor(MacroAssembler* masm, CFunctionId id, |
| 19 ExitFrameType exit_frame_type) { |
19 // ----------- S t a t e ------------- | 20 // ----------- S t a t e ------------- |
20 // -- rax : number of arguments excluding receiver | 21 // -- rax : number of arguments excluding receiver |
21 // -- rdi : target | 22 // -- rdi : target |
22 // -- rdx : new.target | 23 // -- rdx : new.target |
23 // -- rsp[0] : return address | 24 // -- rsp[0] : return address |
24 // -- rsp[8] : last argument | 25 // -- rsp[8] : last argument |
25 // -- ... | 26 // -- ... |
26 // -- rsp[8 * argc] : first argument | 27 // -- rsp[8 * argc] : first argument |
27 // -- rsp[8 * (argc + 1)] : receiver | 28 // -- rsp[8 * (argc + 1)] : receiver |
28 // ----------------------------------- | 29 // ----------------------------------- |
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39 const int num_extra_args = 2; | 40 const int num_extra_args = 2; |
40 __ PopReturnAddressTo(kScratchRegister); | 41 __ PopReturnAddressTo(kScratchRegister); |
41 __ Push(rdi); | 42 __ Push(rdi); |
42 __ Push(rdx); | 43 __ Push(rdx); |
43 __ PushReturnAddressFrom(kScratchRegister); | 44 __ PushReturnAddressFrom(kScratchRegister); |
44 | 45 |
45 // JumpToExternalReference expects rax to contain the number of arguments | 46 // JumpToExternalReference expects rax to contain the number of arguments |
46 // including the receiver and the extra arguments. | 47 // including the receiver and the extra arguments. |
47 __ addp(rax, Immediate(num_extra_args + 1)); | 48 __ addp(rax, Immediate(num_extra_args + 1)); |
48 | 49 |
49 __ JumpToExternalReference(ExternalReference(id, masm->isolate())); | 50 __ JumpToExternalReference(ExternalReference(id, masm->isolate()), |
| 51 exit_frame_type == BUILTIN_EXIT); |
50 } | 52 } |
51 | 53 |
52 | 54 |
53 static void GenerateTailCallToSharedCode(MacroAssembler* masm) { | 55 static void GenerateTailCallToSharedCode(MacroAssembler* masm) { |
54 __ movp(kScratchRegister, | 56 __ movp(kScratchRegister, |
55 FieldOperand(rdi, JSFunction::kSharedFunctionInfoOffset)); | 57 FieldOperand(rdi, JSFunction::kSharedFunctionInfoOffset)); |
56 __ movp(kScratchRegister, | 58 __ movp(kScratchRegister, |
57 FieldOperand(kScratchRegister, SharedFunctionInfo::kCodeOffset)); | 59 FieldOperand(kScratchRegister, SharedFunctionInfo::kCodeOffset)); |
58 __ leap(kScratchRegister, FieldOperand(kScratchRegister, Code::kHeaderSize)); | 60 __ leap(kScratchRegister, FieldOperand(kScratchRegister, Code::kHeaderSize)); |
59 __ jmp(kScratchRegister); | 61 __ jmp(kScratchRegister); |
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3040 __ ret(0); | 3042 __ ret(0); |
3041 } | 3043 } |
3042 | 3044 |
3043 | 3045 |
3044 #undef __ | 3046 #undef __ |
3045 | 3047 |
3046 } // namespace internal | 3048 } // namespace internal |
3047 } // namespace v8 | 3049 } // namespace v8 |
3048 | 3050 |
3049 #endif // V8_TARGET_ARCH_X64 | 3051 #endif // V8_TARGET_ARCH_X64 |
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