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src/hotspot/share/c1/c1_Compilation.hpp

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 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *
 23  */
 24 
 25 #ifndef SHARE_C1_C1_COMPILATION_HPP
 26 #define SHARE_C1_C1_COMPILATION_HPP
 27 
 28 #include "ci/ciEnv.hpp"
 29 #include "ci/ciMethodData.hpp"
 30 #include "code/exceptionHandlerTable.hpp"
 31 #include "compiler/compiler_globals.hpp"
 32 #include "compiler/compilerDefinitions.inline.hpp"
 33 #include "compiler/compilerDirectives.hpp"
 34 #include "runtime/deoptimization.hpp"

 35 
 36 class CompilationFailureInfo;
 37 class CompilationResourceObj;
 38 class XHandlers;
 39 class ExceptionInfo;
 40 class DebugInformationRecorder;
 41 class FrameMap;
 42 class IR;
 43 class IRScope;
 44 class Instruction;
 45 class LinearScan;
 46 class OopMap;
 47 class LIR_Emitter;
 48 class LIR_Assembler;
 49 class CodeEmitInfo;
 50 class ciEnv;
 51 class ciMethod;
 52 class ValueStack;
 53 class C1_MacroAssembler;
 54 class CFGPrinter;

 77   bool               _has_exception_handlers;
 78   bool               _has_fpu_code;
 79   bool               _has_unsafe_access;
 80   bool               _has_irreducible_loops;
 81   bool               _would_profile;
 82   bool               _has_reserved_stack_access;
 83   bool               _has_monitors; // Fastpath monitors detection for Continuations
 84   bool               _has_scoped_access; // For shared scope closure
 85   bool               _install_code;
 86   const char*        _bailout_msg;
 87   CompilationFailureInfo* _first_failure_details; // Details for the first failure happening during compilation
 88   bool               _oom;
 89   ExceptionInfoList* _exception_info_list;
 90   ExceptionHandlerTable _exception_handler_table;
 91   ImplicitExceptionTable _implicit_exception_table;
 92   LinearScan*        _allocator;
 93   CodeOffsets        _offsets;
 94   CodeBuffer         _code;
 95   bool               _has_access_indexed;
 96   int                _interpreter_frame_size; // Stack space needed in case of a deoptimization

 97   int                _immediate_oops_patched;
 98 
 99   // compilation helpers
100   void initialize();
101   void build_hir();
102   void emit_lir();
103 
104   void emit_code_epilog(LIR_Assembler* assembler);
105   int  emit_code_body();
106 
107   int  compile_java_method();
108   void install_code(int frame_size);
109   void compile_method();
110 
111   void generate_exception_handler_table();
112 
113   ExceptionInfoList* exception_info_list() const { return _exception_info_list; }
114   ExceptionHandlerTable* exception_handler_table() { return &_exception_handler_table; }
115 
116   void        set_allocator(LinearScan* allocator) { _allocator = allocator; }

235   }
236   bool profile_inlined_calls() {
237     return profile_calls() && C1ProfileInlinedCalls;
238   }
239   bool profile_checkcasts() {
240     return env()->comp_level() == CompLevel_full_profile &&
241       C1UpdateMethodData && C1ProfileCheckcasts;
242   }
243   bool profile_parameters() {
244     return env()->comp_level() == CompLevel_full_profile &&
245       C1UpdateMethodData && MethodData::profile_parameters();
246   }
247   bool profile_arguments() {
248     return env()->comp_level() == CompLevel_full_profile &&
249       C1UpdateMethodData && MethodData::profile_arguments();
250   }
251   bool profile_return() {
252     return env()->comp_level() == CompLevel_full_profile &&
253       C1UpdateMethodData && MethodData::profile_return();
254   }




255 
256   // will compilation make optimistic assumptions that might lead to
257   // deoptimization and that the runtime will account for?
258   bool is_optimistic() {
259     return CompilerConfig::is_c1_only_no_jvmci() && !is_profiling() &&
260       (RangeCheckElimination || UseLoopInvariantCodeMotion) &&
261       method()->method_data()->trap_count(Deoptimization::Reason_none) == 0;
262   }
263 
264   ciKlass* cha_exact_type(ciType* type);
265 
266   // Dump inlining replay data to the stream.
267   void dump_inline_data(outputStream* out) { /* do nothing now */ }
268 
269   // How much stack space would the interpreter need in case of a
270   // deoptimization (worst case)
271   void update_interpreter_frame_size(int size) {
272     if (_interpreter_frame_size < size) {
273       _interpreter_frame_size = size;
274     }
275   }
276 
277   int interpreter_frame_size() const {
278     return _interpreter_frame_size;
279   }







280 };
281 
282 
283 // Macro definitions for unified bailout-support
284 // The methods bailout() and bailed_out() are present in all classes
285 // that might bailout, but forward all calls to Compilation
286 #define BAILOUT(msg)               { bailout(msg); return;              }
287 #define BAILOUT_(msg, res)         { bailout(msg); return res;          }
288 
289 #define CHECK_BAILOUT()            { if (bailed_out()) return;          }
290 #define CHECK_BAILOUT_(res)        { if (bailed_out()) return res;      }
291 
292 // BAILOUT check with reset of bound labels
293 #define CHECK_BAILOUT1(l1)         { if (bailed_out()) { l1.reset();                         return; } }
294 #define CHECK_BAILOUT2(l1, l2)     { if (bailed_out()) { l1.reset(); l2.reset();             return; } }
295 #define CHECK_BAILOUT3(l1, l2, l3) { if (bailed_out()) { l1.reset(); l2.reset(); l3.reset(); return; } }
296 
297 
298 class InstructionMark: public StackObj {
299  private:

 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *
 23  */
 24 
 25 #ifndef SHARE_C1_C1_COMPILATION_HPP
 26 #define SHARE_C1_C1_COMPILATION_HPP
 27 
 28 #include "ci/ciEnv.hpp"
 29 #include "ci/ciMethodData.hpp"
 30 #include "code/exceptionHandlerTable.hpp"
 31 #include "compiler/compiler_globals.hpp"
 32 #include "compiler/compilerDefinitions.inline.hpp"
 33 #include "compiler/compilerDirectives.hpp"
 34 #include "runtime/deoptimization.hpp"
 35 #include "runtime/sharedRuntime.hpp"
 36 
 37 class CompilationFailureInfo;
 38 class CompilationResourceObj;
 39 class XHandlers;
 40 class ExceptionInfo;
 41 class DebugInformationRecorder;
 42 class FrameMap;
 43 class IR;
 44 class IRScope;
 45 class Instruction;
 46 class LinearScan;
 47 class OopMap;
 48 class LIR_Emitter;
 49 class LIR_Assembler;
 50 class CodeEmitInfo;
 51 class ciEnv;
 52 class ciMethod;
 53 class ValueStack;
 54 class C1_MacroAssembler;
 55 class CFGPrinter;

 78   bool               _has_exception_handlers;
 79   bool               _has_fpu_code;
 80   bool               _has_unsafe_access;
 81   bool               _has_irreducible_loops;
 82   bool               _would_profile;
 83   bool               _has_reserved_stack_access;
 84   bool               _has_monitors; // Fastpath monitors detection for Continuations
 85   bool               _has_scoped_access; // For shared scope closure
 86   bool               _install_code;
 87   const char*        _bailout_msg;
 88   CompilationFailureInfo* _first_failure_details; // Details for the first failure happening during compilation
 89   bool               _oom;
 90   ExceptionInfoList* _exception_info_list;
 91   ExceptionHandlerTable _exception_handler_table;
 92   ImplicitExceptionTable _implicit_exception_table;
 93   LinearScan*        _allocator;
 94   CodeOffsets        _offsets;
 95   CodeBuffer         _code;
 96   bool               _has_access_indexed;
 97   int                _interpreter_frame_size; // Stack space needed in case of a deoptimization
 98   CompiledEntrySignature _compiled_entry_signature;
 99   int                _immediate_oops_patched;
100 
101   // compilation helpers
102   void initialize();
103   void build_hir();
104   void emit_lir();
105 
106   void emit_code_epilog(LIR_Assembler* assembler);
107   int  emit_code_body();
108 
109   int  compile_java_method();
110   void install_code(int frame_size);
111   void compile_method();
112 
113   void generate_exception_handler_table();
114 
115   ExceptionInfoList* exception_info_list() const { return _exception_info_list; }
116   ExceptionHandlerTable* exception_handler_table() { return &_exception_handler_table; }
117 
118   void        set_allocator(LinearScan* allocator) { _allocator = allocator; }

237   }
238   bool profile_inlined_calls() {
239     return profile_calls() && C1ProfileInlinedCalls;
240   }
241   bool profile_checkcasts() {
242     return env()->comp_level() == CompLevel_full_profile &&
243       C1UpdateMethodData && C1ProfileCheckcasts;
244   }
245   bool profile_parameters() {
246     return env()->comp_level() == CompLevel_full_profile &&
247       C1UpdateMethodData && MethodData::profile_parameters();
248   }
249   bool profile_arguments() {
250     return env()->comp_level() == CompLevel_full_profile &&
251       C1UpdateMethodData && MethodData::profile_arguments();
252   }
253   bool profile_return() {
254     return env()->comp_level() == CompLevel_full_profile &&
255       C1UpdateMethodData && MethodData::profile_return();
256   }
257   bool profile_array_accesses() {
258     return env()->comp_level() == CompLevel_full_profile &&
259       C1UpdateMethodData;
260   }
261 
262   // will compilation make optimistic assumptions that might lead to
263   // deoptimization and that the runtime will account for?
264   bool is_optimistic() {
265     return CompilerConfig::is_c1_only_no_jvmci() && !is_profiling() &&
266       (RangeCheckElimination || UseLoopInvariantCodeMotion) &&
267       method()->method_data()->trap_count(Deoptimization::Reason_none) == 0;
268   }
269 
270   ciKlass* cha_exact_type(ciType* type);
271 
272   // Dump inlining replay data to the stream.
273   void dump_inline_data(outputStream* out) { /* do nothing now */ }
274 
275   // How much stack space would the interpreter need in case of a
276   // deoptimization (worst case)
277   void update_interpreter_frame_size(int size) {
278     if (_interpreter_frame_size < size) {
279       _interpreter_frame_size = size;
280     }
281   }
282 
283   int interpreter_frame_size() const {
284     return _interpreter_frame_size;
285   }
286 
287   const CompiledEntrySignature* compiled_entry_signature() const {
288     return &_compiled_entry_signature;
289   }
290   bool needs_stack_repair() const {
291     return compiled_entry_signature()->c1_needs_stack_repair();
292   }
293 };
294 
295 
296 // Macro definitions for unified bailout-support
297 // The methods bailout() and bailed_out() are present in all classes
298 // that might bailout, but forward all calls to Compilation
299 #define BAILOUT(msg)               { bailout(msg); return;              }
300 #define BAILOUT_(msg, res)         { bailout(msg); return res;          }
301 
302 #define CHECK_BAILOUT()            { if (bailed_out()) return;          }
303 #define CHECK_BAILOUT_(res)        { if (bailed_out()) return res;      }
304 
305 // BAILOUT check with reset of bound labels
306 #define CHECK_BAILOUT1(l1)         { if (bailed_out()) { l1.reset();                         return; } }
307 #define CHECK_BAILOUT2(l1, l2)     { if (bailed_out()) { l1.reset(); l2.reset();             return; } }
308 #define CHECK_BAILOUT3(l1, l2, l3) { if (bailed_out()) { l1.reset(); l2.reset(); l3.reset(); return; } }
309 
310 
311 class InstructionMark: public StackObj {
312  private:
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