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Issue 2090723005: [builtins] New frame type for exits to C++ builtins (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Add missing condition in SafeStackFrameIter::frame() Created 4 years, 5 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 // 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 // -----------------------------------
(...skipping 10 matching lines...) Expand all
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);
(...skipping 2980 matching lines...) Expand 10 before | Expand all | Expand 10 after
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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