1 // Copyright 2010 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 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. 27 28 29 30 #include "v8.h" 31 32 #include "codegen-inl.h" 33 #include "debug.h" 34 35 namespace v8 { 36 namespace internal { 37 38 #ifdef ENABLE_DEBUGGER_SUPPORT 39 bool BreakLocationIterator::IsDebugBreakAtReturn() { 40 return Debug::IsDebugBreakAtReturn(rinfo()); 41 } 42 43 44 void BreakLocationIterator::SetDebugBreakAtReturn() { 45 UNIMPLEMENTED_MIPS(); 46 } 47 48 49 // Restore the JS frame exit code. 50 void BreakLocationIterator::ClearDebugBreakAtReturn() { 51 UNIMPLEMENTED_MIPS(); 52 } 53 54 55 // A debug break in the exit code is identified by a call. 56 bool Debug::IsDebugBreakAtReturn(RelocInfo* rinfo) { 57 ASSERT(RelocInfo::IsJSReturn(rinfo->rmode())); 58 return rinfo->IsPatchedReturnSequence(); 59 } 60 61 62 #define __ ACCESS_MASM(masm) 63 64 65 66 67 void Debug::GenerateLoadICDebugBreak(MacroAssembler* masm) { 68 UNIMPLEMENTED_MIPS(); 69 } 70 71 72 void Debug::GenerateStoreICDebugBreak(MacroAssembler* masm) { 73 UNIMPLEMENTED_MIPS(); 74 } 75 76 77 void Debug::GenerateKeyedLoadICDebugBreak(MacroAssembler* masm) { 78 UNIMPLEMENTED_MIPS(); 79 } 80 81 82 void Debug::GenerateKeyedStoreICDebugBreak(MacroAssembler* masm) { 83 UNIMPLEMENTED_MIPS(); 84 } 85 86 87 void Debug::GenerateCallICDebugBreak(MacroAssembler* masm) { 88 UNIMPLEMENTED_MIPS(); 89 } 90 91 92 void Debug::GenerateConstructCallDebugBreak(MacroAssembler* masm) { 93 UNIMPLEMENTED_MIPS(); 94 } 95 96 97 void Debug::GenerateReturnDebugBreak(MacroAssembler* masm) { 98 UNIMPLEMENTED_MIPS(); 99 } 100 101 102 void Debug::GenerateStubNoRegistersDebugBreak(MacroAssembler* masm) { 103 UNIMPLEMENTED_MIPS(); 104 } 105 106 107 #undef __ 108 109 #endif // ENABLE_DEBUGGER_SUPPORT 110 111 } } // namespace v8::internal 112 113