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8136421: JEP 243: Java-Level JVM Compiler Interface

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Reviewed-by: ihse, alanb, roland, coleenp, iveresov, kvn, kbarrett
This commit is contained in:
Christian Thalinger 2015-10-08 12:49:30 -10:00
parent f5b4bb46f5
commit 16526e000e
505 changed files with 50394 additions and 915 deletions
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22
hotspot/src/share/vm/prims/whitebox.cpp
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@ -1025,7 +1025,7 @@ WB_ENTRY(jobjectArray, WB_GetNMethod(JNIEnv* env, jobject o, jobject method, jbo
ThreadToNativeFromVM ttn(thread);
jclass clazz = env->FindClass(vmSymbols::java_lang_Object()->as_C_string());
CHECK_JNI_EXCEPTION_(env, NULL);
result = env->NewObjectArray(4, clazz, NULL);
result = env->NewObjectArray(5, clazz, NULL);
if (result == NULL) {
return result;
}
@ -1047,6 +1047,10 @@ WB_ENTRY(jobjectArray, WB_GetNMethod(JNIEnv* env, jobject o, jobject method, jbo
CHECK_JNI_EXCEPTION_(env, NULL);
env->SetObjectArrayElement(result, 3, id);
jobject address = longBox(thread, env, (jlong) code);
CHECK_JNI_EXCEPTION_(env, NULL);
env->SetObjectArrayElement(result, 4, address);
return result;
WB_END
@ -1133,6 +1137,13 @@ WB_ENTRY(jobjectArray, WB_GetCodeBlob(JNIEnv* env, jobject o, jlong addr))
return codeBlob2objectArray(thread, env, &stub);
WB_END
WB_ENTRY(jlong, WB_GetMethodData(JNIEnv* env, jobject wv, jobject method))
jmethodID jmid = reflected_method_to_jmid(thread, env, method);
CHECK_JNI_EXCEPTION_(env, 0);
methodHandle mh(thread, Method::checked_resolve_jmethod_id(jmid));
return (jlong) mh->method_data();
WB_END
WB_ENTRY(jlong, WB_GetThreadStackSize(JNIEnv* env, jobject o))
return (jlong) Thread::current()->stack_size();
WB_END
@ -1142,6 +1153,7 @@ WB_ENTRY(jlong, WB_GetThreadRemainingStackSize(JNIEnv* env, jobject o))
return (jlong) t->stack_available(os::current_stack_pointer()) - (jlong) StackShadowPages * os::vm_page_size();
WB_END
int WhiteBox::array_bytes_to_length(size_t bytes) {
return Array<u1>::bytes_to_length(bytes);
}
@ -1218,6 +1230,11 @@ WB_ENTRY(void, WB_ForceSafepoint(JNIEnv* env, jobject wb))
VMThread::execute(&force_safepoint_op);
WB_END
WB_ENTRY(long, WB_GetConstantPool(JNIEnv* env, jobject wb, jclass klass))
instanceKlassHandle ikh(java_lang_Class::as_Klass(JNIHandles::resolve(klass)));
return (long) ikh->constants();
WB_END
template <typename T>
static bool GetMethodOption(JavaThread* thread, JNIEnv* env, jobject method, jstring name, T* value) {
assert(value != NULL, "sanity");
@ -1509,12 +1526,15 @@ static JNINativeMethod methods[] = {
{CC"getCodeHeapEntries", CC"(I)[Ljava/lang/Object;",(void*)&WB_GetCodeHeapEntries },
{CC"getCompilationActivityMode",
CC"()I", (void*)&WB_GetCompilationActivityMode},
{CC"getMethodData0", CC"(Ljava/lang/reflect/Executable;)J",
(void*)&WB_GetMethodData },
{CC"getCodeBlob", CC"(J)[Ljava/lang/Object;",(void*)&WB_GetCodeBlob },
{CC"getThreadStackSize", CC"()J", (void*)&WB_GetThreadStackSize },
{CC"getThreadRemainingStackSize", CC"()J", (void*)&WB_GetThreadRemainingStackSize },
{CC"assertMatchingSafepointCalls", CC"(ZZ)V", (void*)&WB_AssertMatchingSafepointCalls },
{CC"isMonitorInflated0", CC"(Ljava/lang/Object;)Z", (void*)&WB_IsMonitorInflated },
{CC"forceSafepoint", CC"()V", (void*)&WB_ForceSafepoint },
{CC"getConstantPool0", CC"(Ljava/lang/Class;)J", (void*)&WB_GetConstantPool },
{CC"getMethodBooleanOption",
CC"(Ljava/lang/reflect/Executable;Ljava/lang/String;)Ljava/lang/Boolean;",
(void*)&WB_GetMethodBooleaneOption},