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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_MIPS64 | 5 #if V8_TARGET_ARCH_MIPS64 |
6 | 6 |
7 #include "src/debug/debug.h" | 7 #include "src/debug/debug.h" |
8 | 8 |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/debug/liveedit.h" | 10 #include "src/debug/liveedit.h" |
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117 __ Ret(); | 117 __ Ret(); |
118 } | 118 } |
119 | 119 |
120 void DebugCodegen::GenerateFrameDropperTrampoline(MacroAssembler* masm) { | 120 void DebugCodegen::GenerateFrameDropperTrampoline(MacroAssembler* masm) { |
121 // Frame is being dropped: | 121 // Frame is being dropped: |
122 // - Drop to the target frame specified by a1. | 122 // - Drop to the target frame specified by a1. |
123 // - Look up current function on the frame. | 123 // - Look up current function on the frame. |
124 // - Leave the frame. | 124 // - Leave the frame. |
125 // - Restart the frame by calling the function. | 125 // - Restart the frame by calling the function. |
126 __ mov(fp, a1); | 126 __ mov(fp, a1); |
127 __ ld(a1, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); | 127 __ Ld(a1, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); |
128 | 128 |
129 // Pop return address and frame. | 129 // Pop return address and frame. |
130 __ LeaveFrame(StackFrame::INTERNAL); | 130 __ LeaveFrame(StackFrame::INTERNAL); |
131 | 131 |
132 __ ld(a0, FieldMemOperand(a1, JSFunction::kSharedFunctionInfoOffset)); | 132 __ Ld(a0, FieldMemOperand(a1, JSFunction::kSharedFunctionInfoOffset)); |
133 __ ld(a0, | 133 __ Ld(a0, |
134 FieldMemOperand(a0, SharedFunctionInfo::kFormalParameterCountOffset)); | 134 FieldMemOperand(a0, SharedFunctionInfo::kFormalParameterCountOffset)); |
135 __ mov(a2, a0); | 135 __ mov(a2, a0); |
136 | 136 |
137 ParameterCount dummy1(a2); | 137 ParameterCount dummy1(a2); |
138 ParameterCount dummy2(a0); | 138 ParameterCount dummy2(a0); |
139 __ InvokeFunction(a1, dummy1, dummy2, JUMP_FUNCTION, | 139 __ InvokeFunction(a1, dummy1, dummy2, JUMP_FUNCTION, |
140 CheckDebugStepCallWrapper()); | 140 CheckDebugStepCallWrapper()); |
141 } | 141 } |
142 | 142 |
143 | 143 |
144 const bool LiveEdit::kFrameDropperSupported = true; | 144 const bool LiveEdit::kFrameDropperSupported = true; |
145 | 145 |
146 #undef __ | 146 #undef __ |
147 | 147 |
148 } // namespace internal | 148 } // namespace internal |
149 } // namespace v8 | 149 } // namespace v8 |
150 | 150 |
151 #endif // V8_TARGET_ARCH_MIPS64 | 151 #endif // V8_TARGET_ARCH_MIPS64 |
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