Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/c1/c1_Compilation.hpp
src/share/vm/c1/c1_Compilation.hpp
- changeset 4860
- 46f6f063b272
- parent 4164
- d804e148cff8
- child 5614
- 9758d9f36299
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| 4780:98f3af397705 | 4860:46f6f063b272 |
|---|---|
| 24 | 24 |
| 25 #ifndef SHARE_VM_C1_C1_COMPILATION_HPP | 25 #ifndef SHARE_VM_C1_C1_COMPILATION_HPP |
| 26 #define SHARE_VM_C1_C1_COMPILATION_HPP | 26 #define SHARE_VM_C1_C1_COMPILATION_HPP |
| 27 | 27 |
| 28 #include "ci/ciEnv.hpp" | 28 #include "ci/ciEnv.hpp" |
| 29 #include "ci/ciMethodData.hpp" | |
| 29 #include "code/exceptionHandlerTable.hpp" | 30 #include "code/exceptionHandlerTable.hpp" |
| 30 #include "memory/resourceArea.hpp" | 31 #include "memory/resourceArea.hpp" |
| 32 #include "runtime/deoptimization.hpp" | |
| 31 | 33 |
| 32 class CompilationResourceObj; | 34 class CompilationResourceObj; |
| 33 class XHandlers; | 35 class XHandlers; |
| 34 class ExceptionInfo; | 36 class ExceptionInfo; |
| 35 class DebugInformationRecorder; | 37 class DebugInformationRecorder; |
| 83 ExceptionHandlerTable _exception_handler_table; | 85 ExceptionHandlerTable _exception_handler_table; |
| 84 ImplicitExceptionTable _implicit_exception_table; | 86 ImplicitExceptionTable _implicit_exception_table; |
| 85 LinearScan* _allocator; | 87 LinearScan* _allocator; |
| 86 CodeOffsets _offsets; | 88 CodeOffsets _offsets; |
| 87 CodeBuffer _code; | 89 CodeBuffer _code; |
| 90 bool _has_access_indexed; | |
| 88 | 91 |
| 89 // compilation helpers | 92 // compilation helpers |
| 90 void initialize(); | 93 void initialize(); |
| 91 void build_hir(); | 94 void build_hir(); |
| 92 void emit_lir(); | 95 void emit_lir(); |
| 138 FrameMap* frame_map() const { return _frame_map; } | 141 FrameMap* frame_map() const { return _frame_map; } |
| 139 CodeBuffer* code() { return &_code; } | 142 CodeBuffer* code() { return &_code; } |
| 140 C1_MacroAssembler* masm() const { return _masm; } | 143 C1_MacroAssembler* masm() const { return _masm; } |
| 141 CodeOffsets* offsets() { return &_offsets; } | 144 CodeOffsets* offsets() { return &_offsets; } |
| 142 Arena* arena() { return _arena; } | 145 Arena* arena() { return _arena; } |
| 146 bool has_access_indexed() { return _has_access_indexed; } | |
| 143 | 147 |
| 144 // Instruction ids | 148 // Instruction ids |
| 145 int get_next_id() { return _next_id++; } | 149 int get_next_id() { return _next_id++; } |
| 146 int number_of_instructions() const { return _next_id; } | 150 int number_of_instructions() const { return _next_id; } |
| 147 | 151 |
| 152 // setters | 156 // setters |
| 153 void set_has_exception_handlers(bool f) { _has_exception_handlers = f; } | 157 void set_has_exception_handlers(bool f) { _has_exception_handlers = f; } |
| 154 void set_has_fpu_code(bool f) { _has_fpu_code = f; } | 158 void set_has_fpu_code(bool f) { _has_fpu_code = f; } |
| 155 void set_has_unsafe_access(bool f) { _has_unsafe_access = f; } | 159 void set_has_unsafe_access(bool f) { _has_unsafe_access = f; } |
| 156 void set_would_profile(bool f) { _would_profile = f; } | 160 void set_would_profile(bool f) { _would_profile = f; } |
| 161 void set_has_access_indexed(bool f) { _has_access_indexed = f; } | |
| 157 // Add a set of exception handlers covering the given PC offset | 162 // Add a set of exception handlers covering the given PC offset |
| 158 void add_exception_handlers_for_pco(int pco, XHandlers* exception_handlers); | 163 void add_exception_handlers_for_pco(int pco, XHandlers* exception_handlers); |
| 159 // Statistics gathering | 164 // Statistics gathering |
| 160 void notice_inlined_method(ciMethod* method); | 165 void notice_inlined_method(ciMethod* method); |
| 161 | 166 |
| 231 } | 236 } |
| 232 bool profile_checkcasts() { | 237 bool profile_checkcasts() { |
| 233 return env()->comp_level() == CompLevel_full_profile && | 238 return env()->comp_level() == CompLevel_full_profile && |
| 234 C1UpdateMethodData && C1ProfileCheckcasts; | 239 C1UpdateMethodData && C1ProfileCheckcasts; |
| 235 } | 240 } |
| 241 | |
| 242 // will compilation make optimistic assumptions that might lead to | |
| 243 // deoptimization and that the runtime will account for? | |
| 244 bool is_optimistic() const { | |
| 245 return !TieredCompilation && | |
| 246 (RangeCheckElimination || UseLoopInvariantCodeMotion) && | |
| 247 method()->method_data()->trap_count(Deoptimization::Reason_none) == 0; | |
| 248 } | |
| 236 }; | 249 }; |
| 237 | 250 |
| 238 | 251 |
| 239 // Macro definitions for unified bailout-support | 252 // Macro definitions for unified bailout-support |
| 240 // The methods bailout() and bailed_out() are present in all classes | 253 // The methods bailout() and bailed_out() are present in all classes |
