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comparison src/share/vm/code/pcDesc.cpp @ 5129:51111665eda6

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Support for recording a leaf graph id for each deoptimization point in the debug info.
author Lukas Stadler <lukas.stadler@jku.at>
date Wed, 21 Mar 2012 10:47:02 +0100
parents 04b9a2566eec
children 5d0bb7d52783
comparison
equal deleted inserted replaced
5128:e2da6471a9a1 5129:51111665eda6
27 #include "code/nmethod.hpp" 27 #include "code/nmethod.hpp"
28 #include "code/pcDesc.hpp" 28 #include "code/pcDesc.hpp"
29 #include "code/scopeDesc.hpp" 29 #include "code/scopeDesc.hpp"
30 #include "memory/resourceArea.hpp" 30 #include "memory/resourceArea.hpp"
31 31
32 PcDesc::PcDesc(int pc_offset, int scope_decode_offset, int obj_decode_offset) { 32 PcDesc::PcDesc(int pc_offset, int scope_decode_offset, int obj_decode_offset, jlong leaf_graph_id) {
33 _pc_offset = pc_offset; 33 _pc_offset = pc_offset;
34 _scope_decode_offset = scope_decode_offset; 34 _scope_decode_offset = scope_decode_offset;
35 _obj_decode_offset = obj_decode_offset; 35 _obj_decode_offset = obj_decode_offset;
36 _flags = 0; 36 _flags = 0;
37 GRAAL_ONLY(_leaf_graph_id = leaf_graph_id);
37 } 38 }
38 39
39 address PcDesc::real_pc(const nmethod* code) const { 40 address PcDesc::real_pc(const nmethod* code) const {
40 return code->code_begin() + pc_offset(); 41 return code->code_begin() + pc_offset();
41 } 42 }
42 43
43 void PcDesc::print(nmethod* code) { 44 void PcDesc::print(nmethod* code) {
44 #ifndef PRODUCT 45 #ifndef PRODUCT
45 ResourceMark rm; 46 ResourceMark rm;
47 #ifdef GRAAL
48 tty->print_cr("PcDesc(pc=0x%lx offset=%x bits=%x leaf_graph_id=%d):", real_pc(code), pc_offset(), _flags, leaf_graph_id());
49 #else
46 tty->print_cr("PcDesc(pc=0x%lx offset=%x bits=%x):", real_pc(code), pc_offset(), _flags); 50 tty->print_cr("PcDesc(pc=0x%lx offset=%x bits=%x):", real_pc(code), pc_offset(), _flags);
51 #endif
47 52
48 if (scope_decode_offset() == DebugInformationRecorder::serialized_null) { 53 if (scope_decode_offset() == DebugInformationRecorder::serialized_null) {
49 return; 54 return;
50 } 55 }
51 56