Mercurial > hg > truffle
annotate src/share/vm/compiler/compileBroker.hpp @ 8071:bbc7936779f9
8006398: Add regression tests for deprectated GCs
Reviewed-by: ehelin, jwilhelm, jmasa
author | brutisso |
---|---|
date | Thu, 14 Feb 2013 09:11:43 +0100 |
parents | 90273fc0a981 |
children | 291ffc492eb6 75a28f465a12 |
rev | line source |
---|---|
0 | 1 /* |
4872
aa3d708d67c4
7141200: log some interesting information in ring buffers for crashes
never
parents:
4825
diff
changeset
|
2 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1489
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1489
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1489
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_COMPILER_COMPILEBROKER_HPP |
26 #define SHARE_VM_COMPILER_COMPILEBROKER_HPP | |
27 | |
28 #include "ci/compilerInterface.hpp" | |
29 #include "compiler/abstractCompiler.hpp" | |
30 #include "runtime/perfData.hpp" | |
31 | |
0 | 32 class nmethod; |
33 class nmethodLocker; | |
34 | |
35 // CompileTask | |
36 // | |
37 // An entry in the compile queue. It represents a pending or current | |
38 // compilation. | |
6197 | 39 class CompileTask : public CHeapObj<mtCompiler> { |
3939 | 40 friend class VMStructs; |
41 | |
0 | 42 private: |
43 Monitor* _lock; | |
44 uint _compile_id; | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
45 Method* _method; |
7185
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
6800
diff
changeset
|
46 jobject _method_holder; |
0 | 47 int _osr_bci; |
48 bool _is_complete; | |
49 bool _is_success; | |
50 bool _is_blocking; | |
51 int _comp_level; | |
52 int _num_inlined_bytecodes; | |
53 nmethodLocker* _code_handle; // holder of eventual result | |
1783 | 54 CompileTask* _next, *_prev; |
0 | 55 |
56 // Fields used for logging why the compilation was initiated: | |
57 jlong _time_queued; // in units of os::elapsed_counter() | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
58 Method* _hot_method; // which method actually triggered this task |
7185
90273fc0a981
8000662: NPG: nashorn ant clean test262 out-of-memory with Java heap
coleenp
parents:
6800
diff
changeset
|
59 jobject _hot_method_holder; |
0 | 60 int _hot_count; // information about its invocation counter |
61 const char* _comment; // more info about the task | |
62 | |
63 public: | |
64 CompileTask() { | |
65 _lock = new Monitor(Mutex::nonleaf+2, "CompileTaskLock"); | |
66 } | |
67 | |
68 void initialize(int compile_id, methodHandle method, int osr_bci, int comp_level, | |
69 methodHandle hot_method, int hot_count, const char* comment, | |
70 bool is_blocking); | |
71 | |
72 void free(); | |
73 | |
74 int compile_id() const { return _compile_id; } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
75 Method* method() const { return _method; } |
0 | 76 int osr_bci() const { return _osr_bci; } |
77 bool is_complete() const { return _is_complete; } | |
78 bool is_blocking() const { return _is_blocking; } | |
79 bool is_success() const { return _is_success; } | |
80 | |
81 nmethodLocker* code_handle() const { return _code_handle; } | |
82 void set_code_handle(nmethodLocker* l) { _code_handle = l; } | |
83 nmethod* code() const; // _code_handle->code() | |
84 void set_code(nmethod* nm); // _code_handle->set_code(nm) | |
85 | |
86 Monitor* lock() const { return _lock; } | |
87 | |
88 void mark_complete() { _is_complete = true; } | |
89 void mark_success() { _is_success = true; } | |
90 | |
91 int comp_level() { return _comp_level;} | |
92 void set_comp_level(int comp_level) { _comp_level = comp_level;} | |
93 | |
94 int num_inlined_bytecodes() const { return _num_inlined_bytecodes; } | |
95 void set_num_inlined_bytecodes(int n) { _num_inlined_bytecodes = n; } | |
96 | |
97 CompileTask* next() const { return _next; } | |
98 void set_next(CompileTask* next) { _next = next; } | |
1783 | 99 CompileTask* prev() const { return _prev; } |
100 void set_prev(CompileTask* prev) { _prev = prev; } | |
0 | 101 |
2405
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
102 private: |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
103 static void print_compilation_impl(outputStream* st, Method* method, int compile_id, int comp_level, |
4872
aa3d708d67c4
7141200: log some interesting information in ring buffers for crashes
never
parents:
4825
diff
changeset
|
104 bool is_osr_method = false, int osr_bci = -1, bool is_blocking = false, |
aa3d708d67c4
7141200: log some interesting information in ring buffers for crashes
never
parents:
4825
diff
changeset
|
105 const char* msg = NULL, bool short_form = false); |
2405
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
106 |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
107 public: |
6800
9191895df19d
7200001: failed C1 OSR compile doesn't get recompiled with C2
twisti
parents:
6725
diff
changeset
|
108 void print_compilation(outputStream* st = tty, const char* msg = NULL, bool short_form = false); |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6197
diff
changeset
|
109 static void print_compilation(outputStream* st, const nmethod* nm, const char* msg = NULL, bool short_form = false) { |
4872
aa3d708d67c4
7141200: log some interesting information in ring buffers for crashes
never
parents:
4825
diff
changeset
|
110 print_compilation_impl(st, nm->method(), nm->compile_id(), nm->comp_level(), |
aa3d708d67c4
7141200: log some interesting information in ring buffers for crashes
never
parents:
4825
diff
changeset
|
111 nm->is_osr_method(), nm->is_osr_method() ? nm->osr_entry_bci() : -1, /*is_blocking*/ false, |
6266
1d7922586cf6
7023639: JSR 292 method handle invocation needs a fast path for compiled code
twisti
parents:
6197
diff
changeset
|
112 msg, short_form); |
2405
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
113 } |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
114 |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
115 static void print_inlining(outputStream* st, ciMethod* method, int inline_level, int bci, const char* msg = NULL); |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
116 static void print_inlining(ciMethod* method, int inline_level, int bci, const char* msg = NULL) { |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
117 print_inlining(tty, method, inline_level, bci, msg); |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
118 } |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
119 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
120 // Redefine Classes support |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
121 void mark_on_stack(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
122 |
2405
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
123 static void print_inline_indent(int inline_level, outputStream* st = tty); |
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
124 |
0 | 125 void print(); |
126 void print_line(); | |
2405
3d58a4983660
7022998: JSR 292 recursive method handle calls inline themselves infinitely
twisti
parents:
1972
diff
changeset
|
127 void print_line_on_error(outputStream* st, char* buf, int buflen); |
1783 | 128 |
0 | 129 void log_task(xmlStream* log); |
130 void log_task_queued(); | |
131 void log_task_start(CompileLog* log); | |
132 void log_task_done(CompileLog* log); | |
133 }; | |
134 | |
135 // CompilerCounters | |
136 // | |
137 // Per Compiler Performance Counters. | |
138 // | |
6197 | 139 class CompilerCounters : public CHeapObj<mtCompiler> { |
0 | 140 |
141 public: | |
142 enum { | |
143 cmname_buffer_length = 160 | |
144 }; | |
145 | |
146 private: | |
147 | |
148 char _current_method[cmname_buffer_length]; | |
149 PerfStringVariable* _perf_current_method; | |
150 | |
151 int _compile_type; | |
152 PerfVariable* _perf_compile_type; | |
153 | |
154 PerfCounter* _perf_time; | |
155 PerfCounter* _perf_compiles; | |
156 | |
157 public: | |
158 CompilerCounters(const char* name, int instance, TRAPS); | |
159 | |
160 // these methods should be called in a thread safe context | |
161 | |
162 void set_current_method(const char* method) { | |
163 strncpy(_current_method, method, (size_t)cmname_buffer_length); | |
164 if (UsePerfData) _perf_current_method->set_value(method); | |
165 } | |
166 | |
167 char* current_method() { return _current_method; } | |
168 | |
169 void set_compile_type(int compile_type) { | |
170 _compile_type = compile_type; | |
171 if (UsePerfData) _perf_compile_type->set_value((jlong)compile_type); | |
172 } | |
173 | |
174 int compile_type() { return _compile_type; } | |
175 | |
176 PerfCounter* time_counter() { return _perf_time; } | |
177 PerfCounter* compile_counter() { return _perf_compiles; } | |
178 }; | |
179 | |
180 // CompileQueue | |
181 // | |
182 // A list of CompileTasks. | |
6197 | 183 class CompileQueue : public CHeapObj<mtCompiler> { |
0 | 184 private: |
185 const char* _name; | |
186 Monitor* _lock; | |
187 | |
188 CompileTask* _first; | |
189 CompileTask* _last; | |
190 | |
1783 | 191 int _size; |
0 | 192 public: |
193 CompileQueue(const char* name, Monitor* lock) { | |
194 _name = name; | |
195 _lock = lock; | |
196 _first = NULL; | |
197 _last = NULL; | |
1783 | 198 _size = 0; |
0 | 199 } |
200 | |
201 const char* name() const { return _name; } | |
202 Monitor* lock() const { return _lock; } | |
203 | |
204 void add(CompileTask* task); | |
1783 | 205 void remove(CompileTask* task); |
206 CompileTask* first() { return _first; } | |
207 CompileTask* last() { return _last; } | |
0 | 208 |
209 CompileTask* get(); | |
210 | |
211 bool is_empty() const { return _first == NULL; } | |
1783 | 212 int size() const { return _size; } |
0 | 213 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
214 // Redefine Classes support |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
215 void mark_on_stack(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
216 |
0 | 217 void print(); |
218 }; | |
219 | |
1783 | 220 // CompileTaskWrapper |
221 // | |
222 // Assign this task to the current thread. Deallocate the task | |
223 // when the compilation is complete. | |
224 class CompileTaskWrapper : StackObj { | |
225 public: | |
226 CompileTaskWrapper(CompileTask* task); | |
227 ~CompileTaskWrapper(); | |
228 }; | |
229 | |
0 | 230 |
231 // Compilation | |
232 // | |
233 // The broker for all compilation requests. | |
234 class CompileBroker: AllStatic { | |
235 friend class Threads; | |
236 friend class CompileTaskWrapper; | |
237 | |
238 public: | |
239 enum { | |
240 name_buffer_length = 100 | |
241 }; | |
242 | |
243 // Compile type Information for print_last_compile() and CompilerCounters | |
244 enum { no_compile, normal_compile, osr_compile, native_compile }; | |
245 | |
246 private: | |
247 static bool _initialized; | |
248 static volatile bool _should_block; | |
249 | |
1202 | 250 // This flag can be used to stop compilation or turn it back on |
251 static volatile jint _should_compile_new_jobs; | |
252 | |
0 | 253 // The installed compiler(s) |
254 static AbstractCompiler* _compilers[2]; | |
255 | |
256 // These counters are used for assigning id's to each compilation | |
257 static uint _compilation_id; | |
258 static uint _osr_compilation_id; | |
259 static uint _native_compilation_id; | |
260 | |
261 static int _last_compile_type; | |
262 static int _last_compile_level; | |
263 static char _last_method_compiled[name_buffer_length]; | |
264 | |
1783 | 265 static CompileQueue* _c2_method_queue; |
266 static CompileQueue* _c1_method_queue; | |
0 | 267 static CompileTask* _task_free_list; |
268 | |
269 static GrowableArray<CompilerThread*>* _method_threads; | |
270 | |
271 // performance counters | |
272 static PerfCounter* _perf_total_compilation; | |
273 static PerfCounter* _perf_native_compilation; | |
274 static PerfCounter* _perf_osr_compilation; | |
275 static PerfCounter* _perf_standard_compilation; | |
276 | |
277 static PerfCounter* _perf_total_bailout_count; | |
278 static PerfCounter* _perf_total_invalidated_count; | |
279 static PerfCounter* _perf_total_compile_count; | |
280 static PerfCounter* _perf_total_native_compile_count; | |
281 static PerfCounter* _perf_total_osr_compile_count; | |
282 static PerfCounter* _perf_total_standard_compile_count; | |
283 | |
284 static PerfCounter* _perf_sum_osr_bytes_compiled; | |
285 static PerfCounter* _perf_sum_standard_bytes_compiled; | |
286 static PerfCounter* _perf_sum_nmethod_size; | |
287 static PerfCounter* _perf_sum_nmethod_code_size; | |
288 | |
289 static PerfStringVariable* _perf_last_method; | |
290 static PerfStringVariable* _perf_last_failed_method; | |
291 static PerfStringVariable* _perf_last_invalidated_method; | |
292 static PerfVariable* _perf_last_compile_type; | |
293 static PerfVariable* _perf_last_compile_size; | |
294 static PerfVariable* _perf_last_failed_type; | |
295 static PerfVariable* _perf_last_invalidated_type; | |
296 | |
297 // Timers and counters for generating statistics | |
298 static elapsedTimer _t_total_compilation; | |
299 static elapsedTimer _t_osr_compilation; | |
300 static elapsedTimer _t_standard_compilation; | |
301 | |
302 static int _total_bailout_count; | |
303 static int _total_invalidated_count; | |
304 static int _total_compile_count; | |
305 static int _total_native_compile_count; | |
306 static int _total_osr_compile_count; | |
307 static int _total_standard_compile_count; | |
308 | |
309 static int _sum_osr_bytes_compiled; | |
310 static int _sum_standard_bytes_compiled; | |
311 static int _sum_nmethod_size; | |
312 static int _sum_nmethod_code_size; | |
313 | |
314 static CompilerThread* make_compiler_thread(const char* name, CompileQueue* queue, CompilerCounters* counters, TRAPS); | |
1783 | 315 static void init_compiler_threads(int c1_compiler_count, int c2_compiler_count); |
0 | 316 static bool compilation_is_complete (methodHandle method, int osr_bci, int comp_level); |
317 static bool compilation_is_prohibited(methodHandle method, int osr_bci, int comp_level); | |
318 static uint assign_compile_id (methodHandle method, int osr_bci); | |
319 static bool is_compile_blocking (methodHandle method, int osr_bci); | |
320 static void preload_classes (methodHandle method, TRAPS); | |
321 | |
322 static CompileTask* create_compile_task(CompileQueue* queue, | |
323 int compile_id, | |
324 methodHandle method, | |
325 int osr_bci, | |
326 int comp_level, | |
327 methodHandle hot_method, | |
328 int hot_count, | |
329 const char* comment, | |
330 bool blocking); | |
331 static CompileTask* allocate_task(); | |
332 static void free_task(CompileTask* task); | |
333 static void wait_for_completion(CompileTask* task); | |
334 | |
335 static void invoke_compiler_on_method(CompileTask* task); | |
336 static void set_last_compile(CompilerThread *thread, methodHandle method, bool is_osr, int comp_level); | |
337 static void push_jni_handle_block(); | |
338 static void pop_jni_handle_block(); | |
339 static bool check_break_at(methodHandle method, int compile_id, bool is_osr); | |
340 static void collect_statistics(CompilerThread* thread, elapsedTimer time, CompileTask* task); | |
341 | |
342 static void compile_method_base(methodHandle method, | |
343 int osr_bci, | |
344 int comp_level, | |
345 methodHandle hot_method, | |
346 int hot_count, | |
347 const char* comment, | |
4825
20334ed5ed3c
7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents:
3939
diff
changeset
|
348 Thread* thread); |
1783 | 349 static CompileQueue* compile_queue(int comp_level) { |
350 if (is_c2_compile(comp_level)) return _c2_method_queue; | |
351 if (is_c1_compile(comp_level)) return _c1_method_queue; | |
352 return NULL; | |
353 } | |
0 | 354 public: |
355 enum { | |
356 // The entry bci used for non-OSR compilations. | |
357 standard_entry_bci = InvocationEntryBci | |
358 }; | |
359 | |
1783 | 360 static AbstractCompiler* compiler(int comp_level) { |
361 if (is_c2_compile(comp_level)) return _compilers[1]; // C2 | |
362 if (is_c1_compile(comp_level)) return _compilers[0]; // C1 | |
363 return NULL; | |
0 | 364 } |
365 | |
1783 | 366 static bool compilation_is_in_queue(methodHandle method, int osr_bci); |
367 static int queue_size(int comp_level) { | |
368 CompileQueue *q = compile_queue(comp_level); | |
369 return q != NULL ? q->size() : 0; | |
370 } | |
0 | 371 static void compilation_init(); |
372 static void init_compiler_thread_log(); | |
1783 | 373 static nmethod* compile_method(methodHandle method, |
374 int osr_bci, | |
375 int comp_level, | |
376 methodHandle hot_method, | |
377 int hot_count, | |
4825
20334ed5ed3c
7131259: compile_method and CompilationPolicy::event shouldn't be declared TRAPS
iveresov
parents:
3939
diff
changeset
|
378 const char* comment, Thread* thread); |
0 | 379 |
380 static void compiler_thread_loop(); | |
381 | |
1202 | 382 static uint get_compilation_id() { return _compilation_id; } |
0 | 383 static bool is_idle(); |
384 | |
385 // Set _should_block. | |
386 // Call this from the VM, with Threads_lock held and a safepoint requested. | |
387 static void set_should_block(); | |
388 | |
389 // Call this from the compiler at convenient points, to poll for _should_block. | |
390 static void maybe_block(); | |
391 | |
1202 | 392 enum { |
393 // Flags for toggling compiler activity | |
394 stop_compilation = 0, | |
395 run_compilation = 1 | |
396 }; | |
397 | |
398 static bool should_compile_new_jobs() { return UseCompiler && (_should_compile_new_jobs == run_compilation); } | |
399 static bool set_should_compile_new_jobs(jint new_state) { | |
400 // Return success if the current caller set it | |
401 jint old = Atomic::cmpxchg(new_state, &_should_compile_new_jobs, 1-new_state); | |
402 return (old == (1-new_state)); | |
403 } | |
404 static void handle_full_code_cache(); | |
405 | |
0 | 406 // Return total compilation ticks |
407 static jlong total_compilation_ticks() { | |
408 return _perf_total_compilation != NULL ? _perf_total_compilation->get_value() : 0; | |
409 } | |
410 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
411 // Redefine Classes support |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
412 static void mark_on_stack(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6266
diff
changeset
|
413 |
0 | 414 // Print a detailed accounting of compilation time |
415 static void print_times(); | |
416 | |
417 // Debugging output for failure | |
418 static void print_last_compile(); | |
419 | |
420 static void print_compiler_threads_on(outputStream* st); | |
421 }; | |
1972 | 422 |
423 #endif // SHARE_VM_COMPILER_COMPILEBROKER_HPP |