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comparison src/share/vm/c1x/c1x_VMEntries.cpp @ 1414:e1a275dbc8cd

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Executing a+b with C1X on HotSpot ;-) !
author Thomas Wuerthinger <thomas.wuerthinger@gmail.com>
date Tue, 18 May 2010 21:53:05 +0200
parents 1ecc8f0aad00
children 712c7ff1afc1
comparison
equal deleted inserted replaced
1413:1ecc8f0aad00 1414:e1a275dbc8cd
207 * Signature: (Ljava/lang/Object;I)Lcom/sun/cri/ri/RiMethod; 207 * Signature: (Ljava/lang/Object;I)Lcom/sun/cri/ri/RiMethod;
208 */ 208 */
209 JNIEXPORT jobject JNICALL Java_com_sun_hotspot_c1x_VMEntries_RiConstantPool_1lookupMethod(JNIEnv *env, jclass, jobject cpHandle, jint index, jbyte byteCode) { 209 JNIEXPORT jobject JNICALL Java_com_sun_hotspot_c1x_VMEntries_RiConstantPool_1lookupMethod(JNIEnv *env, jclass, jobject cpHandle, jint index, jbyte byteCode) {
210 VM_ENTRY_MARK; 210 VM_ENTRY_MARK;
211 constantPoolOop cp = (constantPoolOop)JNIHandles::resolve(cpHandle); 211 constantPoolOop cp = (constantPoolOop)JNIHandles::resolve(cpHandle);
212 Bytecodes::Code bc = (Bytecodes::Code)byteCode; 212 Bytecodes::Code bc = (Bytecodes::Code)(((int)byteCode) & 0xFF);
213 ciInstanceKlass* loading_klass = (ciInstanceKlass *)CURRENT_ENV->get_object(cp->pool_holder()); 213 ciInstanceKlass* loading_klass = (ciInstanceKlass *)CURRENT_ENV->get_object(cp->pool_holder());
214 ciMethod *method = CURRENT_ENV->get_method_by_index(cp, index, bc, loading_klass); 214 ciMethod *method = CURRENT_ENV->get_method_by_index(cp, index, bc, loading_klass);
215 return JNIHandles::make_local(THREAD, C1XCompiler::get_RiMethod(method)); 215 return JNIHandles::make_local(THREAD, C1XCompiler::get_RiMethod(method));
216 } 216 }
217 217
305 */ 305 */
306 JNIEXPORT jboolean JNICALL Java_com_sun_hotspot_c1x_VMEntries_RiType_1isInterface(JNIEnv *, jclass, jobject klass) { 306 JNIEXPORT jboolean JNICALL Java_com_sun_hotspot_c1x_VMEntries_RiType_1isInterface(JNIEnv *, jclass, jobject klass) {
307 klassOop o = (klassOop)JNIHandles::resolve(klass); 307 klassOop o = (klassOop)JNIHandles::resolve(klass);
308 return o->klass_part()->is_interface(); 308 return o->klass_part()->is_interface();
309 } 309 }
310
311 /*
312 * Class: com_sun_hotspot_c1x_VMEntries
313 * Method: RiMethod_accessFlags
314 * Signature: (Ljava/lang/Object;)I
315 */
316 JNIEXPORT jint JNICALL Java_com_sun_hotspot_c1x_VMEntries_RiMethod_1accessFlags(JNIEnv *, jclass, jobject method) {
317 methodOop m = (methodOop)JNIHandles::resolve(method);
318 return m->access_flags().as_int();
319 }
320
321 /*
322 * Class: com_sun_hotspot_c1x_VMEntries
323 * Method: installCode
324 * Signature: (Ljava/lang/Object;[BI)V
325 */
326 JNIEXPORT void JNICALL Java_com_sun_hotspot_c1x_VMEntries_installCode(JNIEnv *jniEnv, jclass, jobject method, jbyteArray code, jint frameSize) {
327
328 methodOop m = (methodOop)JNIHandles::resolve(method);
329 jboolean isCopy = false;
330 jbyte *codeBytes = jniEnv->GetByteArrayElements(code, &isCopy);
331 // TODO: Check if we need to disallocate?
332 int codeSize = jniEnv->GetArrayLength(code);
333 VM_ENTRY_MARK;
334 ciEnv *env = CURRENT_ENV;
335
336 env->set_oop_recorder(new OopRecorder(env->arena()));
337 env->set_debug_info(new DebugInformationRecorder(env->oop_recorder()));
338 env->set_dependencies(new Dependencies(env));
339 ciMethod *ciMethodObject = (ciMethod *)env->get_object(m);
340 CodeOffsets offsets;
341
342 // TODO: This is a hack.. Produce correct entries.
343 offsets.set_value(CodeOffsets::Exceptions, 0);
344 offsets.set_value(CodeOffsets::Deopt, 0);
345
346 CodeBuffer buffer((address)codeBytes, codeSize);
347 buffer.print();
348 CodeSection *inst_section = buffer.insts();
349 inst_section->set_end(inst_section->start() + codeSize);
350 buffer.initialize_oop_recorder(env->oop_recorder());
351 OopMapSet oop_map_set;
352 ExceptionHandlerTable handler_table;
353 ImplicitExceptionTable inc_table;
354 {
355 ThreadToNativeFromVM t((JavaThread*)THREAD);
356 env->register_method(ciMethodObject, -1, &offsets, 0, &buffer, frameSize, &oop_map_set, &handler_table, &inc_table, NULL, env->comp_level(), false, false);
357
358 }
359 }
360
310 361
311 362
312 JNINativeMethod VMEntries_methods[] = { 363 JNINativeMethod VMEntries_methods[] = {
313 {CC"RiMethod_code", CC"(Ljava/lang/Object;)[B", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiMethod_1code)}, 364 {CC"RiMethod_code", CC"(Ljava/lang/Object;)[B", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiMethod_1code)},
314 {CC"RiMethod_maxStackSize", CC"(Ljava/lang/Object;)I", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiMethod_1maxStackSize)}, 365 {CC"RiMethod_maxStackSize", CC"(Ljava/lang/Object;)I", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiMethod_1maxStackSize)},
325 {CC"RiConstantPool_lookupType", CC"(Ljava/lang/Object;I)Lcom/sun/cri/ri/RiType;", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiConstantPool_1lookupType)}, 376 {CC"RiConstantPool_lookupType", CC"(Ljava/lang/Object;I)Lcom/sun/cri/ri/RiType;", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiConstantPool_1lookupType)},
326 {CC"RiConstantPool_lookupField", CC"(Ljava/lang/Object;I)Lcom/sun/cri/ri/RiField;", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiConstantPool_1lookupField)}, 377 {CC"RiConstantPool_lookupField", CC"(Ljava/lang/Object;I)Lcom/sun/cri/ri/RiField;", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiConstantPool_1lookupField)},
327 {CC"RiRuntime_getConstantPool", CC"(Ljava/lang/Object;)Lcom/sun/cri/ri/RiConstantPool;", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiRuntime_1getConstantPool)}, 378 {CC"RiRuntime_getConstantPool", CC"(Ljava/lang/Object;)Lcom/sun/cri/ri/RiConstantPool;", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiRuntime_1getConstantPool)},
328 {CC"RiType_isArrayClass", CC"(Ljava/lang/Object;)Z", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiType_1isArrayClass)}, 379 {CC"RiType_isArrayClass", CC"(Ljava/lang/Object;)Z", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiType_1isArrayClass)},
329 {CC"RiType_isInstanceClass", CC"(Ljava/lang/Object;)Z", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiType_1isInstanceClass)}, 380 {CC"RiType_isInstanceClass", CC"(Ljava/lang/Object;)Z", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiType_1isInstanceClass)},
330 {CC"RiType_isInterface", CC"(Ljava/lang/Object;)Z", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiType_1isInterface)} 381 {CC"RiType_isInterface", CC"(Ljava/lang/Object;)Z", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiType_1isInterface)},
382 {CC"RiMethod_accessFlags", CC"(Ljava/lang/Object;)I", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_RiMethod_1accessFlags)},
383 {CC"installCode", CC"(Ljava/lang/Object;[BI)V", FN_PTR(Java_com_sun_hotspot_c1x_VMEntries_installCode)}
331 }; 384 };
332 385
333 int VMEntries_methods_count() { 386 int VMEntries_methods_count() {
334 return sizeof(VMEntries_methods) / sizeof(JNINativeMethod); 387 return sizeof(VMEntries_methods) / sizeof(JNINativeMethod);
335 } 388 }