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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 | 28 |
29 #include "v8.h" | 29 #include "v8.h" |
30 | 30 |
| 31 #if defined(V8_TARGET_ARCH_X64) |
| 32 |
31 #include "codegen-inl.h" | 33 #include "codegen-inl.h" |
32 #include "debug.h" | 34 #include "debug.h" |
33 | 35 |
34 | 36 |
35 namespace v8 { | 37 namespace v8 { |
36 namespace internal { | 38 namespace internal { |
37 | 39 |
38 #ifdef ENABLE_DEBUGGER_SUPPORT | 40 #ifdef ENABLE_DEBUGGER_SUPPORT |
39 | 41 |
40 bool Debug::IsDebugBreakAtReturn(v8::internal::RelocInfo* rinfo) { | 42 bool Debug::IsDebugBreakAtReturn(v8::internal::RelocInfo* rinfo) { |
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125 // No registers used on entry. | 127 // No registers used on entry. |
126 // ----------------------------------- | 128 // ----------------------------------- |
127 Generate_DebugBreakCallHelper(masm, 0, false); | 129 Generate_DebugBreakCallHelper(masm, 0, false); |
128 } | 130 } |
129 | 131 |
130 | 132 |
131 void Debug::GenerateKeyedStoreICDebugBreak(MacroAssembler* masm) { | 133 void Debug::GenerateKeyedStoreICDebugBreak(MacroAssembler* masm) { |
132 // Register state for keyed IC load call (from ic-x64.cc). | 134 // Register state for keyed IC load call (from ic-x64.cc). |
133 // ----------- S t a t e ------------- | 135 // ----------- S t a t e ------------- |
134 // -- rax : value | 136 // -- rax : value |
| 137 // -- rcx : key |
| 138 // -- rdx : receiver |
135 // ----------------------------------- | 139 // ----------------------------------- |
136 // Register rax contains an object that needs to be pushed on the | 140 Generate_DebugBreakCallHelper(masm, rax.bit() | rcx.bit() | rdx.bit(), false); |
137 // expression stack of the fake JS frame. | |
138 Generate_DebugBreakCallHelper(masm, rax.bit(), false); | |
139 } | 141 } |
140 | 142 |
141 | 143 |
142 void Debug::GenerateLoadICDebugBreak(MacroAssembler* masm) { | 144 void Debug::GenerateLoadICDebugBreak(MacroAssembler* masm) { |
143 // Register state for IC load call (from ic-x64.cc). | 145 // Register state for IC load call (from ic-x64.cc). |
144 // ----------- S t a t e ------------- | 146 // ----------- S t a t e ------------- |
145 // -- rcx : name | 147 // -- rcx : name |
146 // ----------------------------------- | 148 // ----------------------------------- |
147 Generate_DebugBreakCallHelper(masm, rcx.bit(), false); | 149 Generate_DebugBreakCallHelper(masm, rcx.bit(), false); |
148 } | 150 } |
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209 void BreakLocationIterator::SetDebugBreakAtReturn() { | 211 void BreakLocationIterator::SetDebugBreakAtReturn() { |
210 ASSERT(Assembler::kJSReturnSequenceLength >= | 212 ASSERT(Assembler::kJSReturnSequenceLength >= |
211 Assembler::kCallInstructionLength); | 213 Assembler::kCallInstructionLength); |
212 rinfo()->PatchCodeWithCall(Debug::debug_break_return()->entry(), | 214 rinfo()->PatchCodeWithCall(Debug::debug_break_return()->entry(), |
213 Assembler::kJSReturnSequenceLength - Assembler::kCallInstructionLength); | 215 Assembler::kJSReturnSequenceLength - Assembler::kCallInstructionLength); |
214 } | 216 } |
215 | 217 |
216 #endif // ENABLE_DEBUGGER_SUPPORT | 218 #endif // ENABLE_DEBUGGER_SUPPORT |
217 | 219 |
218 } } // namespace v8::internal | 220 } } // namespace v8::internal |
| 221 |
| 222 #endif // V8_TARGET_ARCH_X64 |
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