Mercurial > hg > graal-compiler
view src/share/vm/graal/graalCompilerToVM.cpp @ 13375:e8c4a6ea3f77
cleaned up VMToCompiler.createResolvedJavaType
author | twisti |
---|---|
date | Tue, 17 Dec 2013 20:58:58 -0800 |
parents | ad187607b784 |
children | 52eb34dd84d7 |
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/* * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #include "precompiled.hpp" #include "memory/oopFactory.hpp" #include "oops/generateOopMap.hpp" #include "oops/fieldStreams.hpp" #include "runtime/fieldDescriptor.hpp" #include "runtime/javaCalls.hpp" #include "graal/graalRuntime.hpp" #include "compiler/compileBroker.hpp" #include "compiler/compilerOracle.hpp" #include "compiler/disassembler.hpp" #include "graal/graalCompilerToVM.hpp" #include "graal/graalCompiler.hpp" #include "graal/graalEnv.hpp" #include "graal/graalJavaAccess.hpp" #include "graal/graalCodeInstaller.hpp" #include "graal/graalVMToCompiler.hpp" #include "gc_implementation/g1/heapRegion.hpp" #include "runtime/javaCalls.hpp" #include "runtime/vmStructs.hpp" Method* getMethodFromHotSpotMethod(oop hotspot_method) { assert(hotspot_method != NULL && hotspot_method->is_a(HotSpotResolvedJavaMethod::klass()), "sanity"); return asMethod(HotSpotResolvedJavaMethod::metaspaceMethod(hotspot_method)); } // Entry to native method implementation that transitions current thread to '_thread_in_vm'. #define C2V_VMENTRY(result_type, name, signature) \ JNIEXPORT result_type JNICALL c2v_ ## name signature { \ TRACE_graal_3("CompilerToVM::" #name); \ GRAAL_VM_ENTRY_MARK; \ // Entry to native method implementation that calls a JNI function // and hence cannot transition current thread to '_thread_in_vm'. #define C2V_ENTRY(result_type, name, signature) \ JNIEXPORT result_type JNICALL c2v_ ## name signature { \ TRACE_graal_3("CompilerToVM::" #name); \ #define C2V_END } C2V_ENTRY(jbyteArray, initializeBytecode, (JNIEnv *env, jobject, jlong metaspace_method, jbyteArray result)) methodHandle method = asMethod(metaspace_method); ResourceMark rm; int code_size = method->code_size(); jbyte* reconstituted_code = NEW_RESOURCE_ARRAY(jbyte, code_size); guarantee(method->method_holder()->is_rewritten(), "Method's holder should be rewritten"); // iterate over all bytecodes and replace non-Java bytecodes for (BytecodeStream s(method); s.next() != Bytecodes::_illegal; ) { Bytecodes::Code code = s.code(); Bytecodes::Code raw_code = s.raw_code(); int bci = s.bci(); int len = s.instruction_size(); // Restore original byte code. reconstituted_code[bci] = (jbyte) (s.is_wide()? Bytecodes::_wide : code); if (len > 1) { memcpy(&reconstituted_code[bci+1], s.bcp()+1, len-1); } if (len > 1) { // Restore the big-endian constant pool indexes. // Cf. Rewriter::scan_method switch (code) { case Bytecodes::_getstatic: case Bytecodes::_putstatic: case Bytecodes::_getfield: case Bytecodes::_putfield: case Bytecodes::_invokevirtual: case Bytecodes::_invokespecial: case Bytecodes::_invokestatic: case Bytecodes::_invokeinterface: case Bytecodes::_invokehandle: { int cp_index = Bytes::get_native_u2((address) &reconstituted_code[bci + 1]); Bytes::put_Java_u2((address) &reconstituted_code[bci + 1], (u2) cp_index); break; } case Bytecodes::_invokedynamic: int cp_index = Bytes::get_native_u4((address) &reconstituted_code[bci + 1]); Bytes::put_Java_u4((address) &reconstituted_code[bci + 1], (u4) cp_index); break; } // Not all ldc byte code are rewritten. switch (raw_code) { case Bytecodes::_fast_aldc: { int cpc_index = reconstituted_code[bci + 1] & 0xff; int cp_index = method->constants()->object_to_cp_index(cpc_index); assert(cp_index < method->constants()->length(), "sanity check"); reconstituted_code[bci + 1] = (jbyte) cp_index; break; } case Bytecodes::_fast_aldc_w: { int cpc_index = Bytes::get_native_u2((address) &reconstituted_code[bci + 1]); int cp_index = method->constants()->object_to_cp_index(cpc_index); assert(cp_index < method->constants()->length(), "sanity check"); Bytes::put_Java_u2((address) &reconstituted_code[bci + 1], (u2) cp_index); break; } } } } env->SetByteArrayRegion(result, 0, code_size, reconstituted_code); return result; C2V_END C2V_VMENTRY(jlong, exceptionTableStart, (JNIEnv *, jobject, jlong metaspace_method)) ResourceMark rm; methodHandle method = asMethod(metaspace_method); assert(method->exception_table_length() != 0, "should be handled in Java code"); return (jlong) (address) method->exception_table_start(); C2V_END C2V_VMENTRY(jint, hasBalancedMonitors, (JNIEnv *, jobject, jlong metaspace_method)) // Analyze the method to see if monitors are used properly. methodHandle method(THREAD, asMethod(metaspace_method)); assert(method->has_monitor_bytecodes(), "should have checked this"); // Check to see if a previous compilation computed the monitor-matching analysis. if (method->guaranteed_monitor_matching()) { return true; } { EXCEPTION_MARK; ResourceMark rm(THREAD); GeneratePairingInfo gpi(method); gpi.compute_map(CATCH); if (!gpi.monitor_safe()) { return false; } method->set_guaranteed_monitor_matching(); } return true; C2V_END C2V_VMENTRY(jlong, getMetaspaceMethod, (JNIEnv *, jobject, jclass holder_handle, jint slot)) oop java_class = JNIHandles::resolve(holder_handle); Klass* holder = java_lang_Class::as_Klass(java_class); methodHandle method = InstanceKlass::cast(holder)->method_with_idnum(slot); return (jlong) (address) method(); } C2V_VMENTRY(jlong, findUniqueConcreteMethod, (JNIEnv *, jobject, jlong metaspace_method)) methodHandle method = asMethod(metaspace_method); KlassHandle holder = method->method_holder(); assert(!holder->is_interface(), "should be handled in Java code"); ResourceMark rm; MutexLocker locker(Compile_lock); Method* ucm = Dependencies::find_unique_concrete_method(holder(), method()); return (jlong) (address) ucm; C2V_END C2V_VMENTRY(jobject, getUniqueImplementor, (JNIEnv *, jobject, jobject interface_type)) InstanceKlass* klass = (InstanceKlass*) java_lang_Class::as_Klass(HotSpotResolvedObjectType::javaClass(interface_type)); assert(klass->is_interface(), "must be"); if (klass->nof_implementors() == 1) { InstanceKlass* implementor = (InstanceKlass*) klass->implementor(); if (!implementor->is_abstract() && !implementor->is_interface() && implementor->is_leaf_class()) { Handle type = GraalCompiler::createHotSpotResolvedObjectType(implementor, CHECK_NULL); return JNIHandles::make_local(THREAD, type()); } } return NULL; C2V_END C2V_VMENTRY(void, initializeMethod,(JNIEnv *, jobject, jlong metaspace_method, jobject hotspot_method)) methodHandle method = asMethod(metaspace_method); InstanceKlass::cast(HotSpotResolvedJavaMethod::klass())->initialize(CHECK); HotSpotResolvedJavaMethod::set_exceptionHandlerCount(hotspot_method, method->exception_table_length()); HotSpotResolvedJavaMethod::set_callerSensitive(hotspot_method, method->caller_sensitive()); HotSpotResolvedJavaMethod::set_forceInline(hotspot_method, method->force_inline()); HotSpotResolvedJavaMethod::set_dontInline(hotspot_method, method->dont_inline()); HotSpotResolvedJavaMethod::set_ignoredBySecurityStackWalk(hotspot_method, method->is_ignored_by_security_stack_walk()); C2V_END C2V_VMENTRY(jboolean, isMethodCompilable,(JNIEnv *, jobject, jlong metaspace_method)) methodHandle method = asMethod(metaspace_method); return !method->is_not_compilable() && !CompilerOracle::should_not_inline(method); C2V_END C2V_ENTRY(jint, getCompiledCodeSize, (JNIEnv *env, jobject, jlong metaspace_method)) nmethod* code = (asMethod(metaspace_method))->code(); return code == NULL ? 0 : code->insts_size(); C2V_END C2V_VMENTRY(jobject, lookupType, (JNIEnv *env, jobject, jstring jname, jobject accessingClass, jboolean eagerResolve)) ResourceMark rm; Handle name = JNIHandles::resolve(jname); Symbol* nameSymbol = java_lang_String::as_symbol(name, THREAD); assert(nameSymbol != NULL, "name to symbol creation failed"); assert(nameSymbol->size() > 1, "primitive types should be handled in Java code"); oop result = NULL; Klass* resolved_type = NULL; Handle classloader; Handle protectionDomain; if (JNIHandles::resolve(accessingClass) != NULL) { classloader = java_lang_Class::as_Klass(HotSpotResolvedObjectType::javaClass(accessingClass))->class_loader(); protectionDomain = java_lang_Class::as_Klass(HotSpotResolvedObjectType::javaClass(accessingClass))->protection_domain(); } if (eagerResolve) { resolved_type = SystemDictionary::resolve_or_fail(nameSymbol, classloader, protectionDomain, true, THREAD); } else { resolved_type = SystemDictionary::resolve_or_null(nameSymbol, classloader, protectionDomain, THREAD); } if (!HAS_PENDING_EXCEPTION) { if (resolved_type == NULL) { assert(!eagerResolve, "failed eager resolution should have caused an exception"); Handle type = VMToCompiler::createUnresolvedJavaType(name, THREAD); result = type(); } else { Handle type = GraalCompiler::createHotSpotResolvedObjectType(resolved_type, CHECK_NULL); result = type(); } } return JNIHandles::make_local(THREAD, result); C2V_END C2V_VMENTRY(jobject, lookupConstantInPool, (JNIEnv *env, jobject, jlong metaspace_constant_pool, jint index)) ConstantPool* cp = (ConstantPool*) metaspace_constant_pool; oop result = NULL; constantTag tag = cp->tag_at(index); switch (tag.value()) { case JVM_CONSTANT_String: result = cp->resolve_possibly_cached_constant_at(index, CHECK_NULL); break; case JVM_CONSTANT_MethodHandle: case JVM_CONSTANT_MethodHandleInError: case JVM_CONSTANT_MethodType: case JVM_CONSTANT_MethodTypeInError: result = cp->resolve_constant_at(index, CHECK_NULL); break; default: fatal(err_msg_res("unknown constant pool tag %s at cpi %d in %s", tag.internal_name(), index, cp->pool_holder()->name()->as_C_string())); } return JNIHandles::make_local(THREAD, result); C2V_END C2V_VMENTRY(jobject, lookupAppendixInPool, (JNIEnv *env, jobject, jlong metaspace_constant_pool, jint index, jbyte opcode)) Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF); index = GraalCompiler::to_cp_index(index, bc); constantPoolHandle cp = (ConstantPool*) metaspace_constant_pool; oop appendix_oop = ConstantPool::appendix_at_if_loaded(cp, index); return JNIHandles::make_local(THREAD, appendix_oop); C2V_END C2V_VMENTRY(jobject, lookupMethodInPool, (JNIEnv *env, jobject, jlong metaspace_constant_pool, jint index, jbyte opcode)) constantPoolHandle cp = (ConstantPool*) metaspace_constant_pool; instanceKlassHandle pool_holder(cp->pool_holder()); Bytecodes::Code bc = (Bytecodes::Code) (((int) opcode) & 0xFF); int cp_index = GraalCompiler::to_cp_index(index, bc); methodHandle method = GraalEnv::get_method_by_index(cp, cp_index, bc, pool_holder); if (!method.is_null()) { Handle holder = GraalCompiler::createHotSpotResolvedObjectType(method->method_holder(), CHECK_NULL); return JNIHandles::make_local(THREAD, VMToCompiler::createResolvedJavaMethod(holder, method(), THREAD)); } else { // Get the method's name and signature. Handle name = java_lang_String::create_from_symbol(cp->name_ref_at(cp_index), CHECK_NULL); Handle signature = java_lang_String::create_from_symbol(cp->signature_ref_at(cp_index), CHECK_NULL); Handle type; if (bc != Bytecodes::_invokedynamic) { int holder_index = cp->klass_ref_index_at(cp_index); type = GraalCompiler::get_JavaType(cp, holder_index, cp->pool_holder(), CHECK_NULL); } else { type = Handle(SystemDictionary::MethodHandle_klass()->java_mirror()); } return JNIHandles::make_local(THREAD, VMToCompiler::createUnresolvedJavaMethod(name, signature, type, THREAD)); } C2V_END C2V_VMENTRY(jobject, lookupTypeInPool, (JNIEnv *env, jobject, jlong metaspace_constant_pool, jint index)) ConstantPool* cp = (ConstantPool*) metaspace_constant_pool; Handle result = GraalCompiler::get_JavaType(cp, index, cp->pool_holder(), CHECK_NULL); return JNIHandles::make_local(THREAD, result()); C2V_END C2V_VMENTRY(void, lookupReferencedTypeInPool, (JNIEnv *env, jobject, jlong metaspace_constant_pool, jint index, jbyte op)) ConstantPool* cp = (ConstantPool*) metaspace_constant_pool; Bytecodes::Code bc = (Bytecodes::Code) (((int) op) & 0xFF); if (bc != Bytecodes::_checkcast && bc != Bytecodes::_instanceof && bc != Bytecodes::_new && bc != Bytecodes::_anewarray && bc != Bytecodes::_multianewarray && bc != Bytecodes::_ldc && bc != Bytecodes::_ldc_w && bc != Bytecodes::_ldc2_w) { index = cp->remap_instruction_operand_from_cache(GraalCompiler::to_cp_index(index, bc)); } constantTag tag = cp->tag_at(index); if (tag.is_field_or_method()) { index = cp->uncached_klass_ref_index_at(index); tag = cp->tag_at(index); } if (tag.is_unresolved_klass() || tag.is_klass()) { Klass* klass = cp->klass_at(index, CHECK); if (klass->oop_is_instance()) { InstanceKlass::cast(klass)->initialize(CHECK); } } C2V_END C2V_VMENTRY(jobject, lookupFieldInPool, (JNIEnv *env, jobject, jlong metaspace_constant_pool, jint index, jbyte opcode)) ResourceMark rm; int cp_index = GraalCompiler::to_cp_index_u2(index); constantPoolHandle cp = (ConstantPool*) metaspace_constant_pool; int nt_index = cp->name_and_type_ref_index_at(cp_index); int sig_index = cp->signature_ref_index_at(nt_index); Symbol* signature = cp->symbol_at(sig_index); int name_index = cp->name_ref_index_at(nt_index); Symbol* name = cp->symbol_at(name_index); int holder_index = cp->klass_ref_index_at(cp_index); Handle holder = GraalCompiler::get_JavaType(cp, holder_index, cp->pool_holder(), CHECK_NULL); instanceKlassHandle holder_klass; Bytecodes::Code code = (Bytecodes::Code)(((int) opcode) & 0xFF); int offset = -1; AccessFlags flags; BasicType basic_type; if (holder->klass() == SystemDictionary::HotSpotResolvedObjectType_klass()) { fieldDescriptor result; LinkResolver::resolve_field_access(result, cp, cp_index, Bytecodes::java_code(code), true, false, Thread::current()); if (HAS_PENDING_EXCEPTION) { CLEAR_PENDING_EXCEPTION; } else { offset = result.offset(); flags = result.access_flags(); holder_klass = result.field_holder(); basic_type = result.field_type(); holder = GraalCompiler::createHotSpotResolvedObjectType(holder_klass, CHECK_NULL); } } Handle type = GraalCompiler::get_JavaTypeFromSignature(signature, cp->pool_holder(), CHECK_NULL); Handle field_handle = GraalCompiler::get_JavaField(offset, flags.as_int(), name, holder, type, THREAD); return JNIHandles::make_local(THREAD, field_handle()); C2V_END C2V_VMENTRY(jlong, resolveMethod, (JNIEnv *, jobject, jobject resolved_type, jstring name, jstring signature)) assert(JNIHandles::resolve(resolved_type) != NULL, ""); Klass* klass = java_lang_Class::as_Klass(HotSpotResolvedObjectType::javaClass(resolved_type)); Symbol* name_symbol = java_lang_String::as_symbol(JNIHandles::resolve(name), THREAD); Symbol* signature_symbol = java_lang_String::as_symbol(JNIHandles::resolve(signature), THREAD); Method* method = klass->lookup_method(name_symbol, signature_symbol); if (method == NULL) { if (TraceGraal >= 3) { ResourceMark rm; tty->print_cr("Could not resolve method %s %s on klass %s", name_symbol->as_C_string(), signature_symbol->as_C_string(), klass->name()->as_C_string()); } return 0; } return (jlong) (address) method; C2V_END C2V_VMENTRY(jboolean, hasFinalizableSubclass,(JNIEnv *, jobject, jobject hotspot_klass)) Klass* klass = java_lang_Class::as_Klass(HotSpotResolvedObjectType::javaClass(hotspot_klass)); assert(klass != NULL, "method must not be called for primitive types"); return Dependencies::find_finalizable_subclass(klass) != NULL; C2V_END C2V_VMENTRY(jobject, getInstanceFields, (JNIEnv *, jobject, jobject klass)) ResourceMark rm; instanceKlassHandle k = java_lang_Class::as_Klass(HotSpotResolvedObjectType::javaClass(klass)); GrowableArray<Handle> fields(k->java_fields_count()); for (AllFieldStream fs(k()); !fs.done(); fs.next()) { if (!fs.access_flags().is_static()) { Handle type = GraalCompiler::get_JavaTypeFromSignature(fs.signature(), k, THREAD); int flags = fs.access_flags().as_int(); bool internal = fs.access_flags().is_internal(); Handle name = java_lang_String::create_from_symbol(fs.name(), THREAD); Handle field = VMToCompiler::createJavaField(JNIHandles::resolve(klass), name, type, fs.offset(), flags, internal, THREAD); fields.append(field()); } } objArrayHandle field_array = oopFactory::new_objArray(SystemDictionary::HotSpotResolvedJavaField_klass(), fields.length(), CHECK_NULL); for (int i = 0; i < fields.length(); ++i) { field_array->obj_at_put(i, fields.at(i)()); } return JNIHandles::make_local(THREAD, field_array()); C2V_END C2V_VMENTRY(jlong, getClassInitializer, (JNIEnv *, jobject, jobject klass)) instanceKlassHandle k(THREAD, java_lang_Class::as_Klass(HotSpotResolvedObjectType::javaClass(klass))); Method* clinit = k->class_initializer(); return (jlong) (address) clinit; C2V_END C2V_VMENTRY(jlong, getMaxCallTargetOffset, (JNIEnv *env, jobject, jlong addr)) address target_addr = (address) addr; if (target_addr != 0x0) { int64_t off_low = (int64_t)target_addr - ((int64_t)CodeCache::low_bound() + sizeof(int)); int64_t off_high = (int64_t)target_addr - ((int64_t)CodeCache::high_bound() + sizeof(int)); return MAX2(ABS(off_low), ABS(off_high)); } return -1; C2V_END // helpers used to set fields in the HotSpotVMConfig object jfieldID getFieldID(JNIEnv* env, jobject obj, const char* name, const char* sig) { jfieldID id = env->GetFieldID(env->GetObjectClass(obj), name, sig); if (id == NULL) { fatal(err_msg("field not found: %s (%s)", name, sig)); } return id; } C2V_VMENTRY(void, doNotInlineOrCompile,(JNIEnv *, jobject, jlong metaspace_method)) methodHandle method = asMethod(metaspace_method); method->set_not_c1_compilable(); method->set_not_c2_compilable(); method->set_dont_inline(true); C2V_END extern "C" { extern VMStructEntry* gHotSpotVMStructs; extern uint64_t gHotSpotVMStructEntryTypeNameOffset; extern uint64_t gHotSpotVMStructEntryFieldNameOffset; extern uint64_t gHotSpotVMStructEntryTypeStringOffset; extern uint64_t gHotSpotVMStructEntryIsStaticOffset; extern uint64_t gHotSpotVMStructEntryOffsetOffset; extern uint64_t gHotSpotVMStructEntryAddressOffset; extern uint64_t gHotSpotVMStructEntryArrayStride; extern VMTypeEntry* gHotSpotVMTypes; extern uint64_t gHotSpotVMTypeEntryTypeNameOffset; extern uint64_t gHotSpotVMTypeEntrySuperclassNameOffset; extern uint64_t gHotSpotVMTypeEntryIsOopTypeOffset; extern uint64_t gHotSpotVMTypeEntryIsIntegerTypeOffset; extern uint64_t gHotSpotVMTypeEntryIsUnsignedOffset; extern uint64_t gHotSpotVMTypeEntrySizeOffset; extern uint64_t gHotSpotVMTypeEntryArrayStride; extern VMIntConstantEntry* gHotSpotVMIntConstants; extern uint64_t gHotSpotVMIntConstantEntryNameOffset; extern uint64_t gHotSpotVMIntConstantEntryValueOffset; extern uint64_t gHotSpotVMIntConstantEntryArrayStride; extern VMLongConstantEntry* gHotSpotVMLongConstants; extern uint64_t gHotSpotVMLongConstantEntryNameOffset; extern uint64_t gHotSpotVMLongConstantEntryValueOffset; extern uint64_t gHotSpotVMLongConstantEntryArrayStride; } C2V_ENTRY(void, initializeConfiguration, (JNIEnv *env, jobject, jobject config)) #define set_boolean(name, value) do { env->SetBooleanField(config, getFieldID(env, config, name, "Z"), value); } while (0) #define set_int(name, value) do { env->SetIntField(config, getFieldID(env, config, name, "I"), value); } while (0) #define set_long(name, value) do { env->SetLongField(config, getFieldID(env, config, name, "J"), value); } while (0) #define set_address(name, value) do { set_long(name, (jlong) value); } while (0) guarantee(HeapWordSize == sizeof(char*), "Graal assumption that HeadWordSize == machine word size is wrong"); set_address("gHotSpotVMStructs", gHotSpotVMStructs); set_long("gHotSpotVMStructEntryTypeNameOffset", gHotSpotVMStructEntryTypeNameOffset); set_long("gHotSpotVMStructEntryFieldNameOffset", gHotSpotVMStructEntryFieldNameOffset); set_long("gHotSpotVMStructEntryTypeStringOffset", gHotSpotVMStructEntryTypeStringOffset); set_long("gHotSpotVMStructEntryIsStaticOffset", gHotSpotVMStructEntryIsStaticOffset); set_long("gHotSpotVMStructEntryOffsetOffset", gHotSpotVMStructEntryOffsetOffset); set_long("gHotSpotVMStructEntryAddressOffset", gHotSpotVMStructEntryAddressOffset); set_long("gHotSpotVMStructEntryArrayStride", gHotSpotVMStructEntryArrayStride); set_address("gHotSpotVMTypes", gHotSpotVMTypes); set_long("gHotSpotVMTypeEntryTypeNameOffset", gHotSpotVMTypeEntryTypeNameOffset); set_long("gHotSpotVMTypeEntrySuperclassNameOffset", gHotSpotVMTypeEntrySuperclassNameOffset); set_long("gHotSpotVMTypeEntryIsOopTypeOffset", gHotSpotVMTypeEntryIsOopTypeOffset); set_long("gHotSpotVMTypeEntryIsIntegerTypeOffset", gHotSpotVMTypeEntryIsIntegerTypeOffset); set_long("gHotSpotVMTypeEntryIsUnsignedOffset", gHotSpotVMTypeEntryIsUnsignedOffset); set_long("gHotSpotVMTypeEntrySizeOffset", gHotSpotVMTypeEntrySizeOffset); set_long("gHotSpotVMTypeEntryArrayStride", gHotSpotVMTypeEntryArrayStride); set_address("gHotSpotVMIntConstants", gHotSpotVMIntConstants); set_long("gHotSpotVMIntConstantEntryNameOffset", gHotSpotVMIntConstantEntryNameOffset); set_long("gHotSpotVMIntConstantEntryValueOffset", gHotSpotVMIntConstantEntryValueOffset); set_long("gHotSpotVMIntConstantEntryArrayStride", gHotSpotVMIntConstantEntryArrayStride); set_address("gHotSpotVMLongConstants", gHotSpotVMLongConstants); set_long("gHotSpotVMLongConstantEntryNameOffset", gHotSpotVMLongConstantEntryNameOffset); set_long("gHotSpotVMLongConstantEntryValueOffset", gHotSpotVMLongConstantEntryValueOffset); set_long("gHotSpotVMLongConstantEntryArrayStride", gHotSpotVMLongConstantEntryArrayStride); //------------------------------------------------------------------------------------------------ set_int("arrayLengthOffset", arrayOopDesc::length_offset_in_bytes()); set_int("extraStackEntries", Method::extra_stack_entries()); set_int("tlabAlignmentReserve", (int32_t)ThreadLocalAllocBuffer::alignment_reserve()); set_long("heapTopAddress", (jlong)(address) Universe::heap()->top_addr()); set_long("heapEndAddress", (jlong)(address) Universe::heap()->end_addr()); set_boolean("inlineContiguousAllocationSupported", !CMSIncrementalMode && Universe::heap()->supports_inline_contig_alloc()); set_long("verifyOopMask", Universe::verify_oop_mask()); set_long("verifyOopBits", Universe::verify_oop_bits()); set_int("instanceKlassVtableStartOffset", InstanceKlass::vtable_start_offset() * HeapWordSize); //------------------------------------------------------------------------------------------------ set_address("handleDeoptStub", SharedRuntime::deopt_blob()->unpack()); set_address("uncommonTrapStub", SharedRuntime::deopt_blob()->uncommon_trap()); set_address("registerFinalizerAddress", SharedRuntime::register_finalizer); set_address("exceptionHandlerForReturnAddressAddress", SharedRuntime::exception_handler_for_return_address); set_address("osrMigrationEndAddress", SharedRuntime::OSR_migration_end); set_address("javaTimeMillisAddress", CAST_FROM_FN_PTR(address, os::javaTimeMillis)); set_address("javaTimeNanosAddress", CAST_FROM_FN_PTR(address, os::javaTimeNanos)); set_address("arithmeticSinAddress", CAST_FROM_FN_PTR(address, SharedRuntime::dsin)); set_address("arithmeticCosAddress", CAST_FROM_FN_PTR(address, SharedRuntime::dcos)); set_address("arithmeticTanAddress", CAST_FROM_FN_PTR(address, SharedRuntime::dtan)); set_address("newInstanceAddress", GraalRuntime::new_instance); set_address("newArrayAddress", GraalRuntime::new_array); set_address("newMultiArrayAddress", GraalRuntime::new_multi_array); set_address("dynamicNewArrayAddress", GraalRuntime::dynamic_new_array); set_address("threadIsInterruptedAddress", GraalRuntime::thread_is_interrupted); set_address("vmMessageAddress", GraalRuntime::vm_message); set_address("identityHashCodeAddress", GraalRuntime::identity_hash_code); set_address("exceptionHandlerForPcAddress", GraalRuntime::exception_handler_for_pc); set_address("monitorenterAddress", GraalRuntime::monitorenter); set_address("monitorexitAddress", GraalRuntime::monitorexit); set_address("createNullPointerExceptionAddress", GraalRuntime::create_null_exception); set_address("createOutOfBoundsExceptionAddress", GraalRuntime::create_out_of_bounds_exception); set_address("logPrimitiveAddress", GraalRuntime::log_primitive); set_address("logObjectAddress", GraalRuntime::log_object); set_address("logPrintfAddress", GraalRuntime::log_printf); set_address("vmErrorAddress", GraalRuntime::vm_error); set_address("loadAndClearExceptionAddress", GraalRuntime::load_and_clear_exception); set_address("writeBarrierPreAddress", GraalRuntime::write_barrier_pre); set_address("writeBarrierPostAddress", GraalRuntime::write_barrier_post); set_address("validateObject", GraalRuntime::validate_object); //------------------------------------------------------------------------------------------------ set_int("graalCountersThreadOffset", in_bytes(JavaThread::graal_counters_offset())); set_int("graalCountersSize", (jint) GRAAL_COUNTERS_SIZE); #undef set_boolean #undef set_int #undef set_long C2V_END C2V_VMENTRY(jint, installCode0, (JNIEnv *jniEnv, jobject, jobject compiled_code, jobject installed_code, jobject triggered_deoptimizations)) ResourceMark rm; HandleMark hm; Handle compiled_code_handle = JNIHandles::resolve(compiled_code); CodeBlob* cb = NULL; Handle installed_code_handle = JNIHandles::resolve(installed_code); Handle triggered_deoptimizations_handle = JNIHandles::resolve(triggered_deoptimizations); GraalEnv::CodeInstallResult result; CodeInstaller installer(compiled_code_handle, result, cb, installed_code_handle, triggered_deoptimizations_handle); if (PrintCodeCacheOnCompilation) { stringStream s; // Dump code cache into a buffer before locking the tty, { MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag); CodeCache::print_summary(&s, false); } ttyLocker ttyl; tty->print_cr(s.as_string()); } if (result != GraalEnv::ok) { assert(cb == NULL, "should be"); } else { if (!installed_code_handle.is_null()) { assert(installed_code_handle->is_a(HotSpotInstalledCode::klass()), "wrong type"); HotSpotInstalledCode::set_codeBlob(installed_code_handle, (jlong) cb); oop comp_result = HotSpotCompiledCode::comp(compiled_code_handle); if (comp_result->is_a(ExternalCompilationResult::klass())) { if (TraceGPUInteraction) { tty->print_cr("installCode0: ExternalCompilationResult"); } HotSpotInstalledCode::set_codeStart(installed_code_handle, ExternalCompilationResult::entryPoint(comp_result)); } else { HotSpotInstalledCode::set_size(installed_code_handle, cb->size()); HotSpotInstalledCode::set_codeStart(installed_code_handle, (jlong) cb->code_begin()); HotSpotInstalledCode::set_codeSize(installed_code_handle, cb->code_size()); } nmethod* nm = cb->as_nmethod_or_null(); assert(nm == NULL || !installed_code_handle->is_scavengable() || nm->on_scavenge_root_list(), "nm should be scavengable if installed_code is scavengable"); } } return result; C2V_END C2V_VMENTRY(void, notifyCompilationStatistics, (JNIEnv *jniEnv, jobject, jint id, jobject hotspot_method, jboolean osr, jint processedBytecodes, jlong time, jlong timeUnitsPerSecond, jobject installed_code)) CompilerStatistics* stats = GraalCompiler::instance()->stats(); elapsedTimer timer = elapsedTimer(time, timeUnitsPerSecond); if (osr) { stats->_osr.update(timer, processedBytecodes); } else { stats->_standard.update(timer, processedBytecodes); } Handle installed_code_handle = JNIHandles::resolve(installed_code); stats->_nmethods_size += HotSpotInstalledCode::size(installed_code_handle); stats->_nmethods_code_size += HotSpotInstalledCode::codeSize(installed_code_handle); if (CITimeEach) { methodHandle method = asMethod(HotSpotResolvedJavaMethod::metaspaceMethod(hotspot_method)); float bytes_per_sec = 1.0 * processedBytecodes / timer.seconds(); tty->print_cr("%3d seconds: %f bytes/sec: %f (bytes %d)", id, timer.seconds(), bytes_per_sec, processedBytecodes); } C2V_END C2V_VMENTRY(void, printCompilationStatistics, (JNIEnv *jniEnv, jobject, jboolean per_compiler, jboolean aggregate)) CompileBroker::print_times(per_compiler, aggregate); C2V_END C2V_VMENTRY(void, resetCompilationStatistics, (JNIEnv *jniEnv, jobject)) CompilerStatistics* stats = GraalCompiler::instance()->stats(); stats->_standard._time.reset(); stats->_standard._bytes = 0; stats->_standard._count = 0; stats->_osr._time.reset(); stats->_osr._bytes = 0; stats->_osr._count = 0; C2V_END C2V_VMENTRY(jobject, disassembleCodeBlob, (JNIEnv *jniEnv, jobject, jlong codeBlob)) ResourceMark rm; HandleMark hm; CodeBlob* cb = (CodeBlob*) (address) codeBlob; if (cb == NULL) { return NULL; } // We don't want the stringStream buffer to resize during disassembly as it // uses scoped resource memory. If a nested function called during disassembly uses // a ResourceMark and the buffer expands within the scope of the mark, // the buffer becomes garbage when that scope is exited. Experience shows that // the disassembled code is typically about 10x the code size so a fixed buffer // sized to 20x code size plus a fixed amount for header info should be sufficient. int bufferSize = cb->code_size() * 20 + 1024; char* buffer = NEW_RESOURCE_ARRAY(char, bufferSize); stringStream st(buffer, bufferSize); if (cb->is_nmethod()) { nmethod* nm = (nmethod*) cb; if (!nm->is_alive()) { return NULL; } Disassembler::decode(nm, &st); } else { Disassembler::decode(cb, &st); } Handle result = java_lang_String::create_from_platform_dependent_str(st.as_string(), CHECK_NULL); return JNIHandles::make_local(result()); C2V_END C2V_VMENTRY(jobject, getStackTraceElement, (JNIEnv *env, jobject, jlong metaspace_method, int bci)) ResourceMark rm; HandleMark hm; methodHandle method = asMethod(metaspace_method); oop element = java_lang_StackTraceElement::create(method, bci, CHECK_NULL); return JNIHandles::make_local(element); C2V_END C2V_VMENTRY(jobject, executeCompiledMethodVarargs, (JNIEnv *env, jobject, jobject args, jobject hotspotInstalledCode)) ResourceMark rm; HandleMark hm; jlong nmethodValue = HotSpotInstalledCode::codeBlob(hotspotInstalledCode); nmethod* nm = (nmethod*) (address) nmethodValue; methodHandle mh = nm->method(); Symbol* signature = mh->signature(); JavaCallArguments jca(mh->size_of_parameters()); JavaArgumentUnboxer jap(signature, &jca, (arrayOop) JNIHandles::resolve(args), mh->is_static()); JavaValue result(jap.get_ret_type()); jca.set_alternative_target(nm); JavaCalls::call(&result, mh, &jca, CHECK_NULL); if (jap.get_ret_type() == T_VOID) { return NULL; } else if (jap.get_ret_type() == T_OBJECT || jap.get_ret_type() == T_ARRAY) { return JNIHandles::make_local((oop) result.get_jobject()); } else { oop o = java_lang_boxing_object::create(jap.get_ret_type(), (jvalue *) result.get_value_addr(), CHECK_NULL); return JNIHandles::make_local(o); } C2V_END C2V_VMENTRY(jobject, getDeoptedLeafGraphIds, (JNIEnv *, jobject)) // the contract for this method is as follows: // returning null: no deopted leaf graphs // returning array (size > 0): the ids of the deopted leaf graphs // returning array (size == 0): there was an overflow, the compiler needs to clear its cache completely oop array = GraalCompiler::instance()->dump_deopted_leaf_graphs(CHECK_NULL); return JNIHandles::make_local(array); C2V_END C2V_ENTRY(jlongArray, getLineNumberTable, (JNIEnv *env, jobject, jobject hotspot_method)) Method* method = getMethodFromHotSpotMethod(JNIHandles::resolve(hotspot_method)); if (!method->has_linenumber_table()) { return NULL; } u2 num_entries = 0; CompressedLineNumberReadStream streamForSize(method->compressed_linenumber_table()); while (streamForSize.read_pair()) { num_entries++; } CompressedLineNumberReadStream stream(method->compressed_linenumber_table()); jlongArray result = env->NewLongArray(2 * num_entries); int i = 0; jlong value; while (stream.read_pair()) { value = ((long) stream.bci()); env->SetLongArrayRegion(result,i,1,&value); value = ((long) stream.line()); env->SetLongArrayRegion(result,i + 1,1,&value); i += 2; } return result; C2V_END C2V_VMENTRY(jlong, getLocalVariableTableStart, (JNIEnv *, jobject, jobject hotspot_method)) ResourceMark rm; Method* method = getMethodFromHotSpotMethod(JNIHandles::resolve(hotspot_method)); if (!method->has_localvariable_table()) { return 0; } return (jlong) (address) method->localvariable_table_start(); C2V_END C2V_VMENTRY(jint, getLocalVariableTableLength, (JNIEnv *, jobject, jobject hotspot_method)) ResourceMark rm; Method* method = getMethodFromHotSpotMethod(JNIHandles::resolve(hotspot_method)); return method->localvariable_table_length(); C2V_END C2V_VMENTRY(void, reprofile, (JNIEnv *env, jobject, jlong metaspace_method)) Method* method = asMethod(metaspace_method); MethodCounters* mcs = method->method_counters(); if (mcs != NULL) { mcs->clear_counters(); } NOT_PRODUCT(method->set_compiled_invocation_count(0)); nmethod* code = method->code(); if (code != NULL) { code->make_not_entrant(); } MethodData* method_data = method->method_data(); if (method_data == NULL) { ClassLoaderData* loader_data = method->method_holder()->class_loader_data(); method_data = MethodData::allocate(loader_data, method, CHECK); method->set_method_data(method_data); } else { method_data->initialize(true); } C2V_END C2V_VMENTRY(void, invalidateInstalledCode, (JNIEnv *env, jobject, jobject hotspotInstalledCode)) jlong nativeMethod = HotSpotInstalledCode::codeBlob(hotspotInstalledCode); nmethod* m = (nmethod*)nativeMethod; if (m != NULL && !m->is_not_entrant()) { m->mark_for_deoptimization(); VM_Deoptimize op; VMThread::execute(&op); } HotSpotInstalledCode::set_codeBlob(hotspotInstalledCode, 0); C2V_END C2V_VMENTRY(jobject, readUnsafeUncompressedPointer, (JNIEnv *env, jobject, jobject o, jlong offset)) oop resolved_o = JNIHandles::resolve(o); address addr = ((address)resolved_o) + offset; return JNIHandles::make_local(*((oop*)addr)); C2V_END C2V_VMENTRY(jlong, readUnsafeKlassPointer, (JNIEnv *env, jobject, jobject o)) oop resolved_o = JNIHandles::resolve(o); jlong klass = (jlong)(address)resolved_o->klass(); return klass; C2V_END C2V_VMENTRY(jlongArray, collectCounters, (JNIEnv *env, jobject)) typeArrayOop arrayOop = oopFactory::new_longArray(GRAAL_COUNTERS_SIZE, CHECK_NULL); JavaThread::collect_counters(arrayOop); return (jlongArray) JNIHandles::make_local(arrayOop); C2V_END #define CC (char*) /*cast a literal from (const char*)*/ #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f)) #define RESOLVED_TYPE "Lcom/oracle/graal/api/meta/ResolvedJavaType;" #define TYPE "Lcom/oracle/graal/api/meta/JavaType;" #define METHOD "Lcom/oracle/graal/api/meta/JavaMethod;" #define FIELD "Lcom/oracle/graal/api/meta/JavaField;" #define SIGNATURE "Lcom/oracle/graal/api/meta/Signature;" #define CONSTANT_POOL "Lcom/oracle/graal/api/meta/ConstantPool;" #define CONSTANT "Lcom/oracle/graal/api/meta/Constant;" #define KIND "Lcom/oracle/graal/api/meta/Kind;" #define RUNTIME_CALL "Lcom/oracle/graal/api/code/RuntimeCall;" #define REFLECT_METHOD "Ljava/lang/reflect/Method;" #define REFLECT_CONSTRUCTOR "Ljava/lang/reflect/Constructor;" #define STRING "Ljava/lang/String;" #define OBJECT "Ljava/lang/Object;" #define CLASS "Ljava/lang/Class;" #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;" #define HS_RESOLVED_TYPE "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedObjectType;" #define HS_RESOLVED_METHOD "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaMethod;" #define HS_RESOLVED_FIELD "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaField;" #define HS_COMPILED_CODE "Lcom/oracle/graal/hotspot/HotSpotCompiledCode;" #define HS_CONFIG "Lcom/oracle/graal/hotspot/HotSpotVMConfig;" #define HS_METHOD "Lcom/oracle/graal/hotspot/meta/HotSpotMethod;" #define HS_INSTALLED_CODE "Lcom/oracle/graal/hotspot/meta/HotSpotInstalledCode;" #define METASPACE_METHOD "J" #define METASPACE_CONSTANT_POOL "J" JNINativeMethod CompilerToVM_methods[] = { {CC"initializeBytecode", CC"("METASPACE_METHOD"[B)[B", FN_PTR(initializeBytecode)}, {CC"exceptionTableStart", CC"("METASPACE_METHOD")J", FN_PTR(exceptionTableStart)}, {CC"hasBalancedMonitors", CC"("METASPACE_METHOD")Z", FN_PTR(hasBalancedMonitors)}, {CC"findUniqueConcreteMethod", CC"("METASPACE_METHOD")"METASPACE_METHOD, FN_PTR(findUniqueConcreteMethod)}, {CC"getUniqueImplementor", CC"("HS_RESOLVED_TYPE")"RESOLVED_TYPE, FN_PTR(getUniqueImplementor)}, {CC"getStackTraceElement", CC"("METASPACE_METHOD"I)"STACK_TRACE_ELEMENT, FN_PTR(getStackTraceElement)}, {CC"initializeMethod", CC"("METASPACE_METHOD HS_RESOLVED_METHOD")V", FN_PTR(initializeMethod)}, {CC"doNotInlineOrCompile", CC"("METASPACE_METHOD")V", FN_PTR(doNotInlineOrCompile)}, {CC"isMethodCompilable", CC"("METASPACE_METHOD")Z", FN_PTR(isMethodCompilable)}, {CC"getCompiledCodeSize", CC"("METASPACE_METHOD")I", FN_PTR(getCompiledCodeSize)}, {CC"lookupType", CC"("STRING HS_RESOLVED_TYPE"Z)"TYPE, FN_PTR(lookupType)}, {CC"lookupConstantInPool", CC"("METASPACE_CONSTANT_POOL"I)"OBJECT, FN_PTR(lookupConstantInPool)}, {CC"lookupAppendixInPool", CC"("METASPACE_CONSTANT_POOL"IB)"OBJECT, FN_PTR(lookupAppendixInPool)}, {CC"lookupMethodInPool", CC"("METASPACE_CONSTANT_POOL"IB)"METHOD, FN_PTR(lookupMethodInPool)}, {CC"lookupTypeInPool", CC"("METASPACE_CONSTANT_POOL"I)"TYPE, FN_PTR(lookupTypeInPool)}, {CC"lookupReferencedTypeInPool", CC"("METASPACE_CONSTANT_POOL"IB)V", FN_PTR(lookupReferencedTypeInPool)}, {CC"lookupFieldInPool", CC"("METASPACE_CONSTANT_POOL"IB)"FIELD, FN_PTR(lookupFieldInPool)}, {CC"resolveMethod", CC"("HS_RESOLVED_TYPE STRING STRING")"METASPACE_METHOD, FN_PTR(resolveMethod)}, {CC"getInstanceFields", CC"("HS_RESOLVED_TYPE")["HS_RESOLVED_FIELD, FN_PTR(getInstanceFields)}, {CC"getClassInitializer", CC"("HS_RESOLVED_TYPE")"METASPACE_METHOD, FN_PTR(getClassInitializer)}, {CC"hasFinalizableSubclass", CC"("HS_RESOLVED_TYPE")Z", FN_PTR(hasFinalizableSubclass)}, {CC"getMaxCallTargetOffset", CC"(J)J", FN_PTR(getMaxCallTargetOffset)}, {CC"getMetaspaceMethod", CC"("CLASS"I)"METASPACE_METHOD, FN_PTR(getMetaspaceMethod)}, {CC"initializeConfiguration", CC"("HS_CONFIG")V", FN_PTR(initializeConfiguration)}, {CC"installCode0", CC"("HS_COMPILED_CODE HS_INSTALLED_CODE"[Z)I", FN_PTR(installCode0)}, {CC"notifyCompilationStatistics", CC"(I"HS_RESOLVED_METHOD"ZIJJ"HS_INSTALLED_CODE")V", FN_PTR(notifyCompilationStatistics)}, {CC"printCompilationStatistics", CC"(ZZ)V", FN_PTR(printCompilationStatistics)}, {CC"resetCompilationStatistics", CC"()V", FN_PTR(resetCompilationStatistics)}, {CC"disassembleCodeBlob", CC"(J)"STRING, FN_PTR(disassembleCodeBlob)}, {CC"executeCompiledMethodVarargs", CC"(["OBJECT HS_INSTALLED_CODE")"OBJECT, FN_PTR(executeCompiledMethodVarargs)}, {CC"getDeoptedLeafGraphIds", CC"()[J", FN_PTR(getDeoptedLeafGraphIds)}, {CC"getLineNumberTable", CC"("HS_RESOLVED_METHOD")[J", FN_PTR(getLineNumberTable)}, {CC"getLocalVariableTableStart", CC"("HS_RESOLVED_METHOD")J", FN_PTR(getLocalVariableTableStart)}, {CC"getLocalVariableTableLength", CC"("HS_RESOLVED_METHOD")I", FN_PTR(getLocalVariableTableLength)}, {CC"reprofile", CC"("METASPACE_METHOD")V", FN_PTR(reprofile)}, {CC"invalidateInstalledCode", CC"("HS_INSTALLED_CODE")V", FN_PTR(invalidateInstalledCode)}, {CC"readUnsafeUncompressedPointer", CC"("OBJECT"J)"OBJECT, FN_PTR(readUnsafeUncompressedPointer)}, {CC"readUnsafeKlassPointer", CC"("OBJECT")J", FN_PTR(readUnsafeKlassPointer)}, {CC"collectCounters", CC"()[J", FN_PTR(collectCounters)}, }; int CompilerToVM_methods_count() { return sizeof(CompilerToVM_methods) / sizeof(JNINativeMethod); }