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8007288: Additional WB API for compiler's testing

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Reviewed-by: kvn, vlivanov
This commit is contained in:
Igor Ignatyev 2013-04-09 09:54:17 -07:00
parent 12be356d81
commit ca90185607
19 changed files with 376 additions and 75 deletions
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68
hotspot/src/share/vm/prims/whitebox.cpp
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@ -49,6 +49,7 @@
#endif // INCLUDE_NMT
#include "compiler/compileBroker.hpp"
#include "runtime/compilationPolicy.hpp"
bool WhiteBox::_used = false;
@ -213,11 +214,11 @@ WB_ENTRY(jboolean, WB_IsMethodCompiled(JNIEnv* env, jobject o, jobject method))
return (code->is_alive() && !code->is_marked_for_deoptimization());
WB_END
WB_ENTRY(jboolean, WB_IsMethodCompilable(JNIEnv* env, jobject o, jobject method))
WB_ENTRY(jboolean, WB_IsMethodCompilable(JNIEnv* env, jobject o, jobject method, jint comp_level))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
MutexLockerEx mu(Compile_lock);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
return !mh->is_not_compilable();
return CompilationPolicy::can_be_compiled(mh, comp_level);
WB_END
WB_ENTRY(jboolean, WB_IsMethodQueuedForCompilation(JNIEnv* env, jobject o, jobject method))
@ -241,7 +242,7 @@ WB_ENTRY(void, WB_MakeMethodNotCompilable(JNIEnv* env, jobject o, jobject method
mh->set_not_compilable();
WB_END
WB_ENTRY(jboolean, WB_SetDontInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
WB_ENTRY(jboolean, WB_TestSetDontInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
bool result = mh->dont_inline();
@ -254,6 +255,54 @@ WB_ENTRY(jint, WB_GetCompileQueuesSize(JNIEnv* env, jobject o))
CompileBroker::queue_size(CompLevel_full_profile) /* C1 */;
WB_END
WB_ENTRY(jboolean, WB_TestSetForceInlineMethod(JNIEnv* env, jobject o, jobject method, jboolean value))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
bool result = mh->force_inline();
mh->set_force_inline(value == JNI_TRUE);
return result;
WB_END
WB_ENTRY(jboolean, WB_EnqueueMethodForCompilation(JNIEnv* env, jobject o, jobject method, jint comp_level))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
nmethod* nm = CompileBroker::compile_method(mh, InvocationEntryBci, comp_level, mh, mh->invocation_count(), "WhiteBox", THREAD);
MutexLockerEx mu(Compile_lock);
return (mh->queued_for_compilation() || nm != NULL);
WB_END
WB_ENTRY(void, WB_ClearMethodState(JNIEnv* env, jobject o, jobject method))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
methodHandle mh(THREAD, Method::checked_resolve_jmethod_id(jmid));
MutexLockerEx mu(Compile_lock);
MethodData* mdo = mh->method_data();
if (mdo != NULL) {
mdo->init();
ResourceMark rm;
int arg_count = mdo->method()->size_of_parameters();
for (int i = 0; i < arg_count; i++) {
mdo->set_arg_modified(i, 0);
}
}
mh->backedge_counter()->init();
mh->invocation_counter()->init();
mh->set_interpreter_invocation_count(0);
mh->set_interpreter_throwout_count(0);
mh->clear_not_c1_compilable();
mh->clear_not_c2_compilable();
mh->clear_not_c2_osr_compilable();
NOT_PRODUCT(mh->set_compiled_invocation_count(0));
#ifdef TIERED
mh->set_rate(0.0F);
mh->set_prev_event_count(0);
mh->set_prev_time(0);
#endif
WB_END
WB_ENTRY(jboolean, WB_IsInStringTable(JNIEnv* env, jobject o, jstring javaString))
ResourceMark rm(THREAD);
int len;
@ -271,7 +320,6 @@ WB_ENTRY(void, WB_FullGC(JNIEnv* env, jobject o))
Universe::heap()->collect(GCCause::_last_ditch_collection);
WB_END
//Some convenience methods to deal with objects from java
int WhiteBox::offset_for_field(const char* field_name, oop object,
Symbol* signature_symbol) {
@ -349,18 +397,24 @@ static JNINativeMethod methods[] = {
(void*)&WB_DeoptimizeMethod },
{CC"isMethodCompiled", CC"(Ljava/lang/reflect/Method;)Z",
(void*)&WB_IsMethodCompiled },
{CC"isMethodCompilable", CC"(Ljava/lang/reflect/Method;)Z",
{CC"isMethodCompilable", CC"(Ljava/lang/reflect/Method;I)Z",
(void*)&WB_IsMethodCompilable},
{CC"isMethodQueuedForCompilation",
CC"(Ljava/lang/reflect/Method;)Z", (void*)&WB_IsMethodQueuedForCompilation},
{CC"makeMethodNotCompilable",
CC"(Ljava/lang/reflect/Method;)V", (void*)&WB_MakeMethodNotCompilable},
{CC"setDontInlineMethod",
CC"(Ljava/lang/reflect/Method;Z)Z", (void*)&WB_SetDontInlineMethod},
{CC"testSetDontInlineMethod",
CC"(Ljava/lang/reflect/Method;Z)Z", (void*)&WB_TestSetDontInlineMethod},
{CC"getMethodCompilationLevel",
CC"(Ljava/lang/reflect/Method;)I", (void*)&WB_GetMethodCompilationLevel},
{CC"getCompileQueuesSize",
CC"()I", (void*)&WB_GetCompileQueuesSize},
{CC"testSetForceInlineMethod",
CC"(Ljava/lang/reflect/Method;Z)Z", (void*)&WB_TestSetForceInlineMethod},
{CC"enqueueMethodForCompilation",
CC"(Ljava/lang/reflect/Method;I)Z", (void*)&WB_EnqueueMethodForCompilation},
{CC"clearMethodState",
CC"(Ljava/lang/reflect/Method;)V", (void*)&WB_ClearMethodState},
{CC"isInStringTable", CC"(Ljava/lang/String;)Z", (void*)&WB_IsInStringTable },
{CC"fullGC", CC"()V", (void*)&WB_FullGC },
};