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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/assembler.h" | 7 #include "src/assembler.h" |
8 #include "src/codegen.h" | 8 #include "src/codegen.h" |
9 #include "src/debug/debug.h" | 9 #include "src/debug/debug.h" |
10 | 10 |
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25 | 25 |
26 | 26 |
27 void DebugCodegen::GenerateSlot(MacroAssembler* masm, RelocInfo::Mode mode, | 27 void DebugCodegen::GenerateSlot(MacroAssembler* masm, RelocInfo::Mode mode, |
28 int call_argc) { | 28 int call_argc) { |
29 // Generate enough nop's to make space for a call instruction. | 29 // Generate enough nop's to make space for a call instruction. |
30 masm->RecordDebugBreakSlot(mode, call_argc); | 30 masm->RecordDebugBreakSlot(mode, call_argc); |
31 EmitDebugBreakSlot(masm); | 31 EmitDebugBreakSlot(masm); |
32 } | 32 } |
33 | 33 |
34 | 34 |
35 void DebugCodegen::ClearDebugBreakSlot(Address pc) { | 35 void DebugCodegen::ClearDebugBreakSlot(Isolate* isolate, Address pc) { |
36 CodePatcher patcher(pc, Assembler::kDebugBreakSlotLength); | 36 CodePatcher patcher(isolate, pc, Assembler::kDebugBreakSlotLength); |
37 EmitDebugBreakSlot(patcher.masm()); | 37 EmitDebugBreakSlot(patcher.masm()); |
38 } | 38 } |
39 | 39 |
40 | 40 |
41 void DebugCodegen::PatchDebugBreakSlot(Address pc, Handle<Code> code) { | 41 void DebugCodegen::PatchDebugBreakSlot(Isolate* isolate, Address pc, |
| 42 Handle<Code> code) { |
42 DCHECK_EQ(Code::BUILTIN, code->kind()); | 43 DCHECK_EQ(Code::BUILTIN, code->kind()); |
43 static const int kSize = Assembler::kDebugBreakSlotLength; | 44 static const int kSize = Assembler::kDebugBreakSlotLength; |
44 CodePatcher patcher(pc, kSize); | 45 CodePatcher patcher(isolate, pc, kSize); |
45 Label check_codesize; | 46 Label check_codesize; |
46 patcher.masm()->bind(&check_codesize); | 47 patcher.masm()->bind(&check_codesize); |
47 patcher.masm()->movp(kScratchRegister, reinterpret_cast<void*>(code->entry()), | 48 patcher.masm()->movp(kScratchRegister, reinterpret_cast<void*>(code->entry()), |
48 Assembler::RelocInfoNone()); | 49 Assembler::RelocInfoNone()); |
49 patcher.masm()->call(kScratchRegister); | 50 patcher.masm()->call(kScratchRegister); |
50 // Check that the size of the code generated is as expected. | 51 // Check that the size of the code generated is as expected. |
51 DCHECK_EQ(kSize, patcher.masm()->SizeOfCodeGeneratedSince(&check_codesize)); | 52 DCHECK_EQ(kSize, patcher.masm()->SizeOfCodeGeneratedSince(&check_codesize)); |
52 } | 53 } |
53 | 54 |
54 | 55 |
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137 } | 138 } |
138 | 139 |
139 const bool LiveEdit::kFrameDropperSupported = true; | 140 const bool LiveEdit::kFrameDropperSupported = true; |
140 | 141 |
141 #undef __ | 142 #undef __ |
142 | 143 |
143 } // namespace internal | 144 } // namespace internal |
144 } // namespace v8 | 145 } // namespace v8 |
145 | 146 |
146 #endif // V8_TARGET_ARCH_X64 | 147 #endif // V8_TARGET_ARCH_X64 |
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