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
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.
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.
31 #include "allocation.h"
34 // Basic implementation of GDB JIT Interface client.
35 // GBD JIT Interface is supported in GDB 7.0 and above.
36 // Currently on x64 and ia32 architectures and Linux OS are supported.
39 #ifdef ENABLE_GDB_JIT_INTERFACE
46 class CompilationInfo;
48 #define CODE_TAGS_LIST(V) \
55 V(CALL_PRE_MONOMORPHIC) \
65 class GDBJITLineInfo : public Malloced {
70 void SetPosition(intptr_t pc, int pos, bool is_statement) {
71 AddPCInfo(PCInfo(pc, pos, is_statement));
75 PCInfo(intptr_t pc, int pos, bool is_statement)
76 : pc_(pc), pos_(pos), is_statement_(is_statement) { }
83 List<PCInfo>* pc_info() {
88 void AddPCInfo(const PCInfo& pc_info) {
89 pc_info_.Add(pc_info);
92 List<PCInfo> pc_info_;
96 class GDBJITInterface: public AllStatic {
105 static const char* Tag2String(CodeTag tag) {
107 #define V(x) case x: return #x;
115 static void AddCode(const char* name,
119 CompilationInfo* info);
121 static void AddCode(Handle<String> name,
122 Handle<Script> script,
124 CompilationInfo* info);
126 static void AddCode(CodeTag tag, String* name, Code* code);
128 static void AddCode(CodeTag tag, const char* name, Code* code);
130 static void AddCode(CodeTag tag, Code* code);
132 static void RemoveCode(Code* code);
134 static void RegisterDetailedLineInfo(Code* code, GDBJITLineInfo* line_info);
137 #define GDBJIT(action) GDBJITInterface::action
139 } } // namespace v8::internal
141 #define GDBJIT(action) ((void) 0)