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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;

 78   bool               _has_fpu_code;
 79   bool               _has_unsafe_access;
 80   bool               _has_irreducible_loops;
 81   bool               _would_profile;
 82   bool               _has_method_handle_invokes;  // True if this method has MethodHandle invokes.
 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   int                _immediate_oops_patched;
 99 
100   // compilation helpers
101   void initialize();
102   void build_hir();
103   void emit_lir();
104 
105   void emit_code_epilog(LIR_Assembler* assembler);
106   int  emit_code_body();
107 
108   int  compile_java_method();
109   void install_code(int frame_size);
110   void compile_method();
111 
112   void generate_exception_handler_table();
113 
114   ExceptionInfoList* exception_info_list() const { return _exception_info_list; }
115   ExceptionHandlerTable* exception_handler_table() { return &_exception_handler_table; }
116 
117   void        set_allocator(LinearScan* allocator) { _allocator = allocator; }

240   }
241   bool profile_inlined_calls() {
242     return profile_calls() && C1ProfileInlinedCalls;
243   }
244   bool profile_checkcasts() {
245     return env()->comp_level() == CompLevel_full_profile &&
246       C1UpdateMethodData && C1ProfileCheckcasts;
247   }
248   bool profile_parameters() {
249     return env()->comp_level() == CompLevel_full_profile &&
250       C1UpdateMethodData && MethodData::profile_parameters();
251   }
252   bool profile_arguments() {
253     return env()->comp_level() == CompLevel_full_profile &&
254       C1UpdateMethodData && MethodData::profile_arguments();
255   }
256   bool profile_return() {
257     return env()->comp_level() == CompLevel_full_profile &&
258       C1UpdateMethodData && MethodData::profile_return();
259   }




260 
261   // will compilation make optimistic assumptions that might lead to
262   // deoptimization and that the runtime will account for?
263   bool is_optimistic() {
264     return CompilerConfig::is_c1_only_no_jvmci() && !is_profiling() &&
265       (RangeCheckElimination || UseLoopInvariantCodeMotion) &&
266       method()->method_data()->trap_count(Deoptimization::Reason_none) == 0;
267   }
268 
269   ciKlass* cha_exact_type(ciType* type);
270 
271   // Dump inlining replay data to the stream.
272   void dump_inline_data(outputStream* out) { /* do nothing now */ }
273 
274   // How much stack space would the interpreter need in case of a
275   // deoptimization (worst case)
276   void update_interpreter_frame_size(int size) {
277     if (_interpreter_frame_size < size) {
278       _interpreter_frame_size = size;
279     }
280   }
281 
282   int interpreter_frame_size() const {
283     return _interpreter_frame_size;
284   }







285 };
286 
287 
288 // Macro definitions for unified bailout-support
289 // The methods bailout() and bailed_out() are present in all classes
290 // that might bailout, but forward all calls to Compilation
291 #define BAILOUT(msg)               { bailout(msg); return;              }
292 #define BAILOUT_(msg, res)         { bailout(msg); return res;          }
293 
294 #define CHECK_BAILOUT()            { if (bailed_out()) return;          }
295 #define CHECK_BAILOUT_(res)        { if (bailed_out()) return res;      }
296 
297 // BAILOUT check with reset of bound labels
298 #define CHECK_BAILOUT1(l1)         { if (bailed_out()) { l1.reset();                         return; } }
299 #define CHECK_BAILOUT2(l1, l2)     { if (bailed_out()) { l1.reset(); l2.reset();             return; } }
300 #define CHECK_BAILOUT3(l1, l2, l3) { if (bailed_out()) { l1.reset(); l2.reset(); l3.reset(); return; } }
301 
302 
303 class InstructionMark: public StackObj {
304  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;

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

242   }
243   bool profile_inlined_calls() {
244     return profile_calls() && C1ProfileInlinedCalls;
245   }
246   bool profile_checkcasts() {
247     return env()->comp_level() == CompLevel_full_profile &&
248       C1UpdateMethodData && C1ProfileCheckcasts;
249   }
250   bool profile_parameters() {
251     return env()->comp_level() == CompLevel_full_profile &&
252       C1UpdateMethodData && MethodData::profile_parameters();
253   }
254   bool profile_arguments() {
255     return env()->comp_level() == CompLevel_full_profile &&
256       C1UpdateMethodData && MethodData::profile_arguments();
257   }
258   bool profile_return() {
259     return env()->comp_level() == CompLevel_full_profile &&
260       C1UpdateMethodData && MethodData::profile_return();
261   }
262   bool profile_array_accesses() {
263     return env()->comp_level() == CompLevel_full_profile &&
264       C1UpdateMethodData;
265   }
266 
267   // will compilation make optimistic assumptions that might lead to
268   // deoptimization and that the runtime will account for?
269   bool is_optimistic() {
270     return CompilerConfig::is_c1_only_no_jvmci() && !is_profiling() &&
271       (RangeCheckElimination || UseLoopInvariantCodeMotion) &&
272       method()->method_data()->trap_count(Deoptimization::Reason_none) == 0;
273   }
274 
275   ciKlass* cha_exact_type(ciType* type);
276 
277   // Dump inlining replay data to the stream.
278   void dump_inline_data(outputStream* out) { /* do nothing now */ }
279 
280   // How much stack space would the interpreter need in case of a
281   // deoptimization (worst case)
282   void update_interpreter_frame_size(int size) {
283     if (_interpreter_frame_size < size) {
284       _interpreter_frame_size = size;
285     }
286   }
287 
288   int interpreter_frame_size() const {
289     return _interpreter_frame_size;
290   }
291 
292   const CompiledEntrySignature* compiled_entry_signature() const {
293     return &_compiled_entry_signature;
294   }
295   bool needs_stack_repair() const {
296     return compiled_entry_signature()->c1_needs_stack_repair();
297   }
298 };
299 
300 
301 // Macro definitions for unified bailout-support
302 // The methods bailout() and bailed_out() are present in all classes
303 // that might bailout, but forward all calls to Compilation
304 #define BAILOUT(msg)               { bailout(msg); return;              }
305 #define BAILOUT_(msg, res)         { bailout(msg); return res;          }
306 
307 #define CHECK_BAILOUT()            { if (bailed_out()) return;          }
308 #define CHECK_BAILOUT_(res)        { if (bailed_out()) return res;      }
309 
310 // BAILOUT check with reset of bound labels
311 #define CHECK_BAILOUT1(l1)         { if (bailed_out()) { l1.reset();                         return; } }
312 #define CHECK_BAILOUT2(l1, l2)     { if (bailed_out()) { l1.reset(); l2.reset();             return; } }
313 #define CHECK_BAILOUT3(l1, l2, l3) { if (bailed_out()) { l1.reset(); l2.reset(); l3.reset(); return; } }
314 
315 
316 class InstructionMark: public StackObj {
317  private:
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