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comparison src/share/vm/runtime/thread.cpp @ 2044:06f017f7daa7

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Merge.
author Thomas Wuerthinger <wuerthinger@ssw.jku.at>
date Fri, 07 Jan 2011 18:18:08 +0100
parents 2d26b0046e0d 4de5f4101cfd
children 91fe28b03d6a
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1942:00bc9eaf0e24 2044:06f017f7daa7
20 * or visit www.oracle.com if you need additional information or have any 20 * or visit www.oracle.com if you need additional information or have any
21 * questions. 21 * questions.
22 * 22 *
23 */ 23 */
24 24
25 # include "incls/_precompiled.incl" 25 #include "precompiled.hpp"
26 # include "incls/_thread.cpp.incl" 26 #include "classfile/classLoader.hpp"
27 #include "classfile/javaClasses.hpp"
28 #include "classfile/systemDictionary.hpp"
29 #include "classfile/vmSymbols.hpp"
30 #include "code/scopeDesc.hpp"
31 #include "compiler/compileBroker.hpp"
32 #include "interpreter/interpreter.hpp"
33 #include "interpreter/linkResolver.hpp"
34 #include "memory/oopFactory.hpp"
35 #include "memory/universe.inline.hpp"
36 #include "oops/instanceKlass.hpp"
37 #include "oops/objArrayOop.hpp"
38 #include "oops/oop.inline.hpp"
39 #include "oops/symbolOop.hpp"
40 #include "prims/jvm_misc.hpp"
41 #include "prims/jvmtiExport.hpp"
42 #include "prims/jvmtiThreadState.hpp"
43 #include "prims/privilegedStack.hpp"
44 #include "runtime/aprofiler.hpp"
45 #include "runtime/arguments.hpp"
46 #include "runtime/biasedLocking.hpp"
47 #include "runtime/deoptimization.hpp"
48 #include "runtime/fprofiler.hpp"
49 #include "runtime/frame.inline.hpp"
50 #include "runtime/init.hpp"
51 #include "runtime/interfaceSupport.hpp"
52 #include "runtime/java.hpp"
53 #include "runtime/javaCalls.hpp"
54 #include "runtime/jniPeriodicChecker.hpp"
55 #include "runtime/memprofiler.hpp"
56 #include "runtime/mutexLocker.hpp"
57 #include "runtime/objectMonitor.hpp"
58 #include "runtime/osThread.hpp"
59 #include "runtime/safepoint.hpp"
60 #include "runtime/sharedRuntime.hpp"
61 #include "runtime/statSampler.hpp"
62 #include "runtime/stubRoutines.hpp"
63 #include "runtime/task.hpp"
64 #include "runtime/threadCritical.hpp"
65 #include "runtime/threadLocalStorage.hpp"
66 #include "runtime/vframe.hpp"
67 #include "runtime/vframeArray.hpp"
68 #include "runtime/vframe_hp.hpp"
69 #include "runtime/vmThread.hpp"
70 #include "runtime/vm_operations.hpp"
71 #include "services/attachListener.hpp"
72 #include "services/management.hpp"
73 #include "services/threadService.hpp"
74 #include "utilities/defaultStream.hpp"
75 #include "utilities/dtrace.hpp"
76 #include "utilities/events.hpp"
77 #include "utilities/preserveException.hpp"
78 #ifdef TARGET_OS_FAMILY_linux
79 # include "os_linux.inline.hpp"
80 # include "thread_linux.inline.hpp"
81 #endif
82 #ifdef TARGET_OS_FAMILY_solaris
83 # include "os_solaris.inline.hpp"
84 # include "thread_solaris.inline.hpp"
85 #endif
86 #ifdef TARGET_OS_FAMILY_windows
87 # include "os_windows.inline.hpp"
88 # include "thread_windows.inline.hpp"
89 #endif
90 #ifndef SERIALGC
91 #include "gc_implementation/concurrentMarkSweep/concurrentMarkSweepThread.hpp"
92 #include "gc_implementation/g1/concurrentMarkThread.inline.hpp"
93 #include "gc_implementation/parallelScavenge/pcTasks.hpp"
94 #endif
95 #ifdef COMPILER1
96 #include "c1/c1_Compiler.hpp"
97 #endif
98 #ifdef COMPILER2
99 #include "opto/c2compiler.hpp"
100 #include "opto/idealGraphPrinter.hpp"
101 #endif
27 102
28 #ifdef DTRACE_ENABLED 103 #ifdef DTRACE_ENABLED
29 104
30 // Only bother with this argument setup if dtrace is available 105 // Only bother with this argument setup if dtrace is available
31 106
3157 warning("java.lang.ClassCastException has not been initialized"); 3232 warning("java.lang.ClassCastException has not been initialized");
3158 warning("java.lang.ArrayStoreException has not been initialized"); 3233 warning("java.lang.ArrayStoreException has not been initialized");
3159 warning("java.lang.ArithmeticException has not been initialized"); 3234 warning("java.lang.ArithmeticException has not been initialized");
3160 warning("java.lang.StackOverflowError has not been initialized"); 3235 warning("java.lang.StackOverflowError has not been initialized");
3161 } 3236 }
3162
3163 if (EnableInvokeDynamic) {
3164 // JSR 292: An intialized java.dyn.InvokeDynamic is required in
3165 // the compiler.
3166 initialize_class(vmSymbolHandles::java_dyn_InvokeDynamic(), CHECK_0);
3167 }
3168 } 3237 }
3169 3238
3170 // See : bugid 4211085. 3239 // See : bugid 4211085.
3171 // Background : the static initializer of java.lang.Compiler tries to read 3240 // Background : the static initializer of java.lang.Compiler tries to read
3172 // property"java.compiler" and read & write property "java.vm.info". 3241 // property"java.compiler" and read & write property "java.vm.info".
3311 char ebuf[1024]; 3380 char ebuf[1024];
3312 const char *name = agent->name(); 3381 const char *name = agent->name();
3313 const char *msg = "Could not find agent library "; 3382 const char *msg = "Could not find agent library ";
3314 3383
3315 if (agent->is_absolute_path()) { 3384 if (agent->is_absolute_path()) {
3316 library = hpi::dll_load(name, ebuf, sizeof ebuf); 3385 library = os::dll_load(name, ebuf, sizeof ebuf);
3317 if (library == NULL) { 3386 if (library == NULL) {
3318 const char *sub_msg = " in absolute path, with error: "; 3387 const char *sub_msg = " in absolute path, with error: ";
3319 size_t len = strlen(msg) + strlen(name) + strlen(sub_msg) + strlen(ebuf) + 1; 3388 size_t len = strlen(msg) + strlen(name) + strlen(sub_msg) + strlen(ebuf) + 1;
3320 char *buf = NEW_C_HEAP_ARRAY(char, len); 3389 char *buf = NEW_C_HEAP_ARRAY(char, len);
3321 jio_snprintf(buf, len, "%s%s%s%s", msg, name, sub_msg, ebuf); 3390 jio_snprintf(buf, len, "%s%s%s%s", msg, name, sub_msg, ebuf);
3323 vm_exit_during_initialization(buf, NULL); 3392 vm_exit_during_initialization(buf, NULL);
3324 FREE_C_HEAP_ARRAY(char, buf); 3393 FREE_C_HEAP_ARRAY(char, buf);
3325 } 3394 }
3326 } else { 3395 } else {
3327 // Try to load the agent from the standard dll directory 3396 // Try to load the agent from the standard dll directory
3328 hpi::dll_build_name(buffer, sizeof(buffer), Arguments::get_dll_dir(), name); 3397 os::dll_build_name(buffer, sizeof(buffer), Arguments::get_dll_dir(), name);
3329 library = hpi::dll_load(buffer, ebuf, sizeof ebuf); 3398 library = os::dll_load(buffer, ebuf, sizeof ebuf);
3330 #ifdef KERNEL 3399 #ifdef KERNEL
3331 // Download instrument dll 3400 // Download instrument dll
3332 if (library == NULL && strcmp(name, "instrument") == 0) { 3401 if (library == NULL && strcmp(name, "instrument") == 0) {
3333 char *props = Arguments::get_kernel_properties(); 3402 char *props = Arguments::get_kernel_properties();
3334 char *home = Arguments::get_java_home(); 3403 char *home = Arguments::get_java_home();
3344 vm_exit_during_initialization("fork_and_exec failed: %s", 3413 vm_exit_during_initialization("fork_and_exec failed: %s",
3345 strerror(errno)); 3414 strerror(errno));
3346 } 3415 }
3347 FREE_C_HEAP_ARRAY(char, cmd); 3416 FREE_C_HEAP_ARRAY(char, cmd);
3348 // when this comes back the instrument.dll should be where it belongs. 3417 // when this comes back the instrument.dll should be where it belongs.
3349 library = hpi::dll_load(buffer, ebuf, sizeof ebuf); 3418 library = os::dll_load(buffer, ebuf, sizeof ebuf);
3350 } 3419 }
3351 #endif // KERNEL 3420 #endif // KERNEL
3352 if (library == NULL) { // Try the local directory 3421 if (library == NULL) { // Try the local directory
3353 char ns[1] = {0}; 3422 char ns[1] = {0};
3354 hpi::dll_build_name(buffer, sizeof(buffer), ns, name); 3423 os::dll_build_name(buffer, sizeof(buffer), ns, name);
3355 library = hpi::dll_load(buffer, ebuf, sizeof ebuf); 3424 library = os::dll_load(buffer, ebuf, sizeof ebuf);
3356 if (library == NULL) { 3425 if (library == NULL) {
3357 const char *sub_msg = " on the library path, with error: "; 3426 const char *sub_msg = " on the library path, with error: ";
3358 size_t len = strlen(msg) + strlen(name) + strlen(sub_msg) + strlen(ebuf) + 1; 3427 size_t len = strlen(msg) + strlen(name) + strlen(sub_msg) + strlen(ebuf) + 1;
3359 char *buf = NEW_C_HEAP_ARRAY(char, len); 3428 char *buf = NEW_C_HEAP_ARRAY(char, len);
3360 jio_snprintf(buf, len, "%s%s%s%s", msg, name, sub_msg, ebuf); 3429 jio_snprintf(buf, len, "%s%s%s%s", msg, name, sub_msg, ebuf);
3367 agent->set_os_lib(library); 3436 agent->set_os_lib(library);
3368 } 3437 }
3369 3438
3370 // Find the OnLoad function. 3439 // Find the OnLoad function.
3371 for (size_t symbol_index = 0; symbol_index < num_symbol_entries; symbol_index++) { 3440 for (size_t symbol_index = 0; symbol_index < num_symbol_entries; symbol_index++) {
3372 on_load_entry = CAST_TO_FN_PTR(OnLoadEntry_t, hpi::dll_lookup(library, on_load_symbols[symbol_index])); 3441 on_load_entry = CAST_TO_FN_PTR(OnLoadEntry_t, os::dll_lookup(library, on_load_symbols[symbol_index]));
3373 if (on_load_entry != NULL) break; 3442 if (on_load_entry != NULL) break;
3374 } 3443 }
3375 return on_load_entry; 3444 return on_load_entry;
3376 } 3445 }
3377 3446
3449 for (AgentLibrary* agent = Arguments::agents(); agent != NULL; agent = agent->next()) { 3518 for (AgentLibrary* agent = Arguments::agents(); agent != NULL; agent = agent->next()) {
3450 3519
3451 // Find the Agent_OnUnload function. 3520 // Find the Agent_OnUnload function.
3452 for (uint symbol_index = 0; symbol_index < ARRAY_SIZE(on_unload_symbols); symbol_index++) { 3521 for (uint symbol_index = 0; symbol_index < ARRAY_SIZE(on_unload_symbols); symbol_index++) {
3453 Agent_OnUnload_t unload_entry = CAST_TO_FN_PTR(Agent_OnUnload_t, 3522 Agent_OnUnload_t unload_entry = CAST_TO_FN_PTR(Agent_OnUnload_t,
3454 hpi::dll_lookup(agent->os_lib(), on_unload_symbols[symbol_index])); 3523 os::dll_lookup(agent->os_lib(), on_unload_symbols[symbol_index]));
3455 3524
3456 // Invoke the Agent_OnUnload function 3525 // Invoke the Agent_OnUnload function
3457 if (unload_entry != NULL) { 3526 if (unload_entry != NULL) {
3458 JavaThread* thread = JavaThread::current(); 3527 JavaThread* thread = JavaThread::current();
3459 ThreadToNativeFromVM ttn(thread); 3528 ThreadToNativeFromVM ttn(thread);
3618 // will be stopped at native=>Java/VM barriers. Note that we can't 3687 // will be stopped at native=>Java/VM barriers. Note that we can't
3619 // simply kill or suspend them, as it is inherently deadlock-prone. 3688 // simply kill or suspend them, as it is inherently deadlock-prone.
3620 3689
3621 #ifndef PRODUCT 3690 #ifndef PRODUCT
3622 // disable function tracing at JNI/JVM barriers 3691 // disable function tracing at JNI/JVM barriers
3623 TraceHPI = false;
3624 TraceJNICalls = false; 3692 TraceJNICalls = false;
3625 TraceJVMCalls = false; 3693 TraceJVMCalls = false;
3626 TraceRuntimeCalls = false; 3694 TraceRuntimeCalls = false;
3627 #endif 3695 #endif
3628 3696