--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hotspot/share/runtime/flags/jvmFlagWriteableList.cpp Mon Apr 23 10:59:39 2018 -0500
@@ -0,0 +1,205 @@
+/*
+ * Copyright (c) 2015, 2016, 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 "gc/shared/plab.hpp"
+#include "runtime/flags/jvmFlagWriteableList.hpp"
+#include "runtime/os.hpp"
+#ifdef COMPILER1
+#include "c1/c1_globals.hpp"
+#endif // COMPILER1
+#ifdef COMPILER2
+#include "opto/c2_globals.hpp"
+#endif // COMPILER2
+#if INCLUDE_JVMCI
+#include "jvmci/jvmci_globals.hpp"
+#endif
+
+bool JVMFlagWriteable::is_writeable(void) {
+ return _writeable;
+}
+
+void JVMFlagWriteable::mark_once(void) {
+ if (_type == Once) {
+ _writeable = false;
+ }
+}
+
+void JVMFlagWriteable::mark_startup(void) {
+ if (_type == JVMFlagWriteable::CommandLineOnly) {
+ _writeable = false;
+ }
+}
+
+// No control emitting
+void emit_writeable_no(...) { /* NOP */ }
+
+// No control emitting if type argument is NOT provided
+void emit_writeable_bool(const char* /*name*/) { /* NOP */ }
+void emit_writeable_ccstr(const char* /*name*/) { /* NOP */ }
+void emit_writeable_ccstrlist(const char* /*name*/) { /* NOP */ }
+void emit_writeable_int(const char* /*name*/) { /* NOP */ }
+void emit_writeable_intx(const char* /*name*/) { /* NOP */ }
+void emit_writeable_uint(const char* /*name*/) { /* NOP */ }
+void emit_writeable_uintx(const char* /*name*/) { /* NOP */ }
+void emit_writeable_uint64_t(const char* /*name*/) { /* NOP */ }
+void emit_writeable_size_t(const char* /*name*/) { /* NOP */ }
+void emit_writeable_double(const char* /*name*/) { /* NOP */ }
+
+// JVMFlagWriteable emitting code functions if range arguments are provided
+void emit_writeable_bool(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+void emit_writeable_int(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+void emit_writeable_intx(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+void emit_writeable_uint(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+void emit_writeable_uintx(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+void emit_writeable_uint64_t(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+void emit_writeable_size_t(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+void emit_writeable_double(const char* name, JVMFlagWriteable::WriteableType type) {
+ JVMFlagWriteableList::add(new JVMFlagWriteable(name, type));
+}
+
+// Generate code to call emit_writeable_xxx function
+#define EMIT_WRITEABLE_PRODUCT_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_COMMERCIAL_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_DIAGNOSTIC_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_EXPERIMENTAL_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_MANAGEABLE_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_PRODUCT_RW_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_PD_PRODUCT_FLAG(type, name, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_DEVELOPER_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_PD_DEVELOPER_FLAG(type, name, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_PD_DIAGNOSTIC_FLAG(type, name, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_NOTPRODUCT_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+#define EMIT_WRITEABLE_LP64_PRODUCT_FLAG(type, name, value, doc) ); emit_writeable_##type(#name
+
+// Generate type argument to pass into emit_writeable_xxx functions
+#define EMIT_WRITEABLE(a) , JVMFlagWriteable::a
+
+#define INITIAL_WRITEABLES_SIZE 2
+GrowableArray<JVMFlagWriteable*>* JVMFlagWriteableList::_controls = NULL;
+
+void JVMFlagWriteableList::init(void) {
+
+ _controls = new (ResourceObj::C_HEAP, mtArguments) GrowableArray<JVMFlagWriteable*>(INITIAL_WRITEABLES_SIZE, true);
+
+ emit_writeable_no(NULL VM_FLAGS(EMIT_WRITEABLE_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PD_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PRODUCT_FLAG,
+ EMIT_WRITEABLE_PD_PRODUCT_FLAG,
+ EMIT_WRITEABLE_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_PD_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_EXPERIMENTAL_FLAG,
+ EMIT_WRITEABLE_NOTPRODUCT_FLAG,
+ EMIT_WRITEABLE_MANAGEABLE_FLAG,
+ EMIT_WRITEABLE_PRODUCT_RW_FLAG,
+ EMIT_WRITEABLE_LP64_PRODUCT_FLAG,
+ IGNORE_RANGE,
+ IGNORE_CONSTRAINT,
+ EMIT_WRITEABLE));
+
+ EMIT_WRITEABLES_FOR_GLOBALS_EXT
+
+ emit_writeable_no(NULL ARCH_FLAGS(EMIT_WRITEABLE_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PRODUCT_FLAG,
+ EMIT_WRITEABLE_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_EXPERIMENTAL_FLAG,
+ EMIT_WRITEABLE_NOTPRODUCT_FLAG,
+ IGNORE_RANGE,
+ IGNORE_CONSTRAINT,
+ EMIT_WRITEABLE));
+
+#if INCLUDE_JVMCI
+ emit_writeable_no(NULL JVMCI_FLAGS(EMIT_WRITEABLE_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PD_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PRODUCT_FLAG,
+ EMIT_WRITEABLE_PD_PRODUCT_FLAG,
+ EMIT_WRITEABLE_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_PD_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_EXPERIMENTAL_FLAG,
+ EMIT_WRITEABLE_NOTPRODUCT_FLAG,
+ IGNORE_RANGE,
+ IGNORE_CONSTRAINT,
+ EMIT_WRITEABLE));
+#endif // INCLUDE_JVMCI
+
+#ifdef COMPILER1
+ emit_writeable_no(NULL C1_FLAGS(EMIT_WRITEABLE_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PD_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PRODUCT_FLAG,
+ EMIT_WRITEABLE_PD_PRODUCT_FLAG,
+ EMIT_WRITEABLE_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_PD_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_NOTPRODUCT_FLAG,
+ IGNORE_RANGE,
+ IGNORE_CONSTRAINT,
+ EMIT_WRITEABLE));
+#endif // COMPILER1
+
+#ifdef COMPILER2
+ emit_writeable_no(NULL C2_FLAGS(EMIT_WRITEABLE_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PD_DEVELOPER_FLAG,
+ EMIT_WRITEABLE_PRODUCT_FLAG,
+ EMIT_WRITEABLE_PD_PRODUCT_FLAG,
+ EMIT_WRITEABLE_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_PD_DIAGNOSTIC_FLAG,
+ EMIT_WRITEABLE_EXPERIMENTAL_FLAG,
+ EMIT_WRITEABLE_NOTPRODUCT_FLAG,
+ IGNORE_RANGE,
+ IGNORE_CONSTRAINT,
+ EMIT_WRITEABLE));
+#endif // COMPILER2
+}
+
+JVMFlagWriteable* JVMFlagWriteableList::find(const char* name) {
+ JVMFlagWriteable* found = NULL;
+ for (int i=0; i<length(); i++) {
+ JVMFlagWriteable* writeable = at(i);
+ if (strcmp(writeable->name(), name) == 0) {
+ found = writeable;
+ break;
+ }
+ }
+ return found;
+}
+
+void JVMFlagWriteableList::mark_startup(void) {
+ for (int i=0; i<length(); i++) {
+ JVMFlagWriteable* writeable = at(i);
+ writeable->mark_startup();
+ }
+}