/*
* Copyright (c) 2015, 2018, 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 "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_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();
}
}