Files
JetBrainsRuntime/jb/project/tools/patches/dcevm/0039-Remove-duplicated-lambdaFormInvokers.cpp.patch
2021-07-28 11:08:34 +07:00

172 lines
6.7 KiB
Diff

From 563465b112da14e8b81ef32eefc06c79015a809b Mon Sep 17 00:00:00 2001
From: Vladimir Dvorak <vladimir.dvorak@jetbrains.com>
Date: Tue, 27 Jul 2021 21:32:51 +0200
Subject: [PATCH 39/39] Remove duplicated lambdaFormInvokers.cpp
---
.../share/classfile/lambdaFormInvokers.cpp | 152 ------------------
1 file changed, 152 deletions(-)
delete mode 100644 src/hotspot/share/classfile/lambdaFormInvokers.cpp
diff --git a/src/hotspot/share/classfile/lambdaFormInvokers.cpp b/src/hotspot/share/classfile/lambdaFormInvokers.cpp
deleted file mode 100644
index 281de58b482..00000000000
--- a/src/hotspot/share/classfile/lambdaFormInvokers.cpp
+++ /dev/null
@@ -1,152 +0,0 @@
-/*
- * Copyright (c) 2020, 2021, 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 "classfile/classLoadInfo.hpp"
-#include "classfile/classFileStream.hpp"
-#include "classfile/javaClasses.inline.hpp"
-#include "classfile/klassFactory.hpp"
-#include "classfile/lambdaFormInvokers.hpp"
-#include "classfile/symbolTable.hpp"
-#include "classfile/systemDictionary.hpp"
-#include "classfile/systemDictionaryShared.hpp"
-#include "classfile/vmClasses.hpp"
-#include "classfile/vmSymbols.hpp"
-#include "logging/log.hpp"
-#include "memory/oopFactory.hpp"
-#include "memory/metaspaceShared.hpp"
-#include "memory/resourceArea.hpp"
-#include "oops/instanceKlass.hpp"
-#include "oops/klass.hpp"
-#include "oops/objArrayKlass.hpp"
-#include "oops/objArrayOop.hpp"
-#include "oops/oop.inline.hpp"
-#include "oops/typeArrayOop.inline.hpp"
-#include "runtime/handles.inline.hpp"
-#include "runtime/javaCalls.hpp"
-
-GrowableArray<char*>* LambdaFormInvokers::_lambdaform_lines = NULL;
-
-void LambdaFormInvokers::append(char* line) {
- if (_lambdaform_lines == NULL) {
- _lambdaform_lines = new GrowableArray<char*>(100);
- }
- _lambdaform_lines->append(line);
-}
-
-void LambdaFormInvokers::regenerate_holder_classes(TRAPS) {
- assert(_lambdaform_lines != NULL, "Bad List");
- ResourceMark rm(THREAD);
-
- Symbol* cds_name = vmSymbols::jdk_internal_misc_CDS();
- Klass* cds_klass = SystemDictionary::resolve_or_null(cds_name, THREAD);
- guarantee(cds_klass != NULL, "jdk/internal/misc/CDS must exist!");
-
- int len = _lambdaform_lines->length();
- objArrayHandle list_lines = oopFactory::new_objArray_handle(vmClasses::String_klass(), len, CHECK);
- for (int i = 0; i < len; i++) {
- Handle h_line = java_lang_String::create_from_str(_lambdaform_lines->at(i), CHECK);
- list_lines->obj_at_put(i, h_line());
- }
-
- //
- // Object[] CDS.generateLambdaFormHolderClasses(String[] lines)
- // the returned Object[] layout:
- // name, byte[], name, byte[] ....
- Symbol* method = vmSymbols::generateLambdaFormHolderClasses();
- Symbol* signrs = vmSymbols::generateLambdaFormHolderClasses_signature();
-
- JavaValue result(T_OBJECT);
- JavaCalls::call_static(&result, cds_klass, method, signrs, list_lines, THREAD);
-
- if (HAS_PENDING_EXCEPTION) {
- log_info(cds)("%s: %s", THREAD->pending_exception()->klass()->external_name(),
- java_lang_String::as_utf8_string(java_lang_Throwable::message(THREAD->pending_exception())));
- CLEAR_PENDING_EXCEPTION;
- return;
- }
-
- objArrayHandle h_array(THREAD, (objArrayOop)result.get_oop());
- int sz = h_array->length();
- assert(sz % 2 == 0 && sz >= 2, "Must be even size of length");
- for (int i = 0; i < sz; i+= 2) {
- Handle h_name(THREAD, h_array->obj_at(i));
- typeArrayHandle h_bytes(THREAD, (typeArrayOop)h_array->obj_at(i+1));
- assert(h_name != NULL, "Class name is NULL");
- assert(h_bytes != NULL, "Class bytes is NULL");
-
- char *class_name = java_lang_String::as_utf8_string(h_name());
- int len = h_bytes->length();
- // make a copy of class bytes so GC will not affect us.
- char *buf = resource_allocate_bytes(THREAD, len);
- memcpy(buf, (char*)h_bytes->byte_at_addr(0), len);
- ClassFileStream st((u1*)buf, len, NULL, ClassFileStream::verify);
-
- reload_class(class_name, st, THREAD);
- // free buf
- resource_free_bytes(buf, len);
-
- if (HAS_PENDING_EXCEPTION) {
- log_info(cds)("Exception happened: %s", PENDING_EXCEPTION->klass()->name()->as_C_string());
- log_info(cds)("Could not create InstanceKlass for class %s", class_name);
- CLEAR_PENDING_EXCEPTION;
- return;
- }
- }
-}
-
-// class_handle - the class name, bytes_handle - the class bytes
-void LambdaFormInvokers::reload_class(char* name, ClassFileStream& st, TRAPS) {
- Symbol* class_name = SymbolTable::new_symbol((const char*)name);
- // the class must exist
- Klass* klass = SystemDictionary::resolve_or_null(class_name, THREAD);
- if (klass == NULL) {
- log_info(cds)("Class %s not present, skip", name);
- return;
- }
- assert(klass->is_instance_klass(), "Should be");
-
- ClassLoaderData* cld = ClassLoaderData::the_null_class_loader_data();
- Handle protection_domain;
- ClassLoadInfo cl_info(protection_domain);
-
- InstanceKlass* result = KlassFactory::create_from_stream(&st,
- class_name,
- cld,
- cl_info,
- false,
- CHECK);
-
- {
- MutexLocker mu_r(THREAD, Compile_lock); // add_to_hierarchy asserts this.
- SystemDictionary::add_to_hierarchy(result);
- }
- // new class not linked yet.
- MetaspaceShared::try_link_class(THREAD, result);
- assert(!HAS_PENDING_EXCEPTION, "Invariant");
-
- // exclude the existing class from dump
- SystemDictionaryShared::set_excluded(InstanceKlass::cast(klass));
- log_info(cds, lambda)("Replaced class %s, old: %p new: %p", name, klass, result);
-}
--
2.23.0