hotspot/src/share/vm/runtime/globals.cpp
author stefank
Mon, 07 Jul 2014 10:12:40 +0200
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child 25959 6c11a6272b60
permissions -rw-r--r--
8048248: G1 Class Unloading after completing a concurrent mark cycle Reviewed-by: tschatzl, ehelin, brutisso, coleenp, roland, iveresov
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/*
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 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 *
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 */
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#include "precompiled.hpp"
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#include "memory/allocation.inline.hpp"
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#include "oops/oop.inline.hpp"
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#include "runtime/arguments.hpp"
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#include "runtime/globals.hpp"
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#include "runtime/globals_extension.hpp"
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#include "utilities/ostream.hpp"
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#include "utilities/macros.hpp"
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#include "utilities/top.hpp"
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#include "trace/tracing.hpp"
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#if INCLUDE_ALL_GCS
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#include "gc_implementation/g1/g1_globals.hpp"
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#endif // INCLUDE_ALL_GCS
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#ifdef COMPILER1
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#include "c1/c1_globals.hpp"
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#endif
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#ifdef COMPILER2
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#include "opto/c2_globals.hpp"
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#endif
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#ifdef SHARK
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#include "shark/shark_globals.hpp"
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#endif
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PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
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RUNTIME_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PD_DEVELOPER_FLAG, \
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              MATERIALIZE_PRODUCT_FLAG, MATERIALIZE_PD_PRODUCT_FLAG, \
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              MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_EXPERIMENTAL_FLAG, \
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              MATERIALIZE_NOTPRODUCT_FLAG, \
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              MATERIALIZE_MANAGEABLE_FLAG, MATERIALIZE_PRODUCT_RW_FLAG, \
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              MATERIALIZE_LP64_PRODUCT_FLAG)
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RUNTIME_OS_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PD_DEVELOPER_FLAG, \
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                 MATERIALIZE_PRODUCT_FLAG, MATERIALIZE_PD_PRODUCT_FLAG, \
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                 MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_NOTPRODUCT_FLAG)
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ARCH_FLAGS(MATERIALIZE_DEVELOPER_FLAG, MATERIALIZE_PRODUCT_FLAG, \
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           MATERIALIZE_DIAGNOSTIC_FLAG, MATERIALIZE_EXPERIMENTAL_FLAG, \
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           MATERIALIZE_NOTPRODUCT_FLAG)
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MATERIALIZE_FLAGS_EXT
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static bool is_product_build() {
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#ifdef PRODUCT
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  return true;
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#else
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  return false;
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#endif
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}
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void Flag::check_writable() {
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  if (is_constant_in_binary()) {
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    fatal(err_msg("flag is constant: %s", _name));
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  }
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}
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bool Flag::is_bool() const {
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  return strcmp(_type, "bool") == 0;
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}
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bool Flag::get_bool() const {
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  return *((bool*) _addr);
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}
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void Flag::set_bool(bool value) {
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  check_writable();
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  *((bool*) _addr) = value;
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}
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bool Flag::is_intx() const {
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  return strcmp(_type, "intx")  == 0;
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}
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intx Flag::get_intx() const {
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  return *((intx*) _addr);
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}
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void Flag::set_intx(intx value) {
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  check_writable();
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  *((intx*) _addr) = value;
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}
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bool Flag::is_uintx() const {
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  return strcmp(_type, "uintx") == 0;
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}
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uintx Flag::get_uintx() const {
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  return *((uintx*) _addr);
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}
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void Flag::set_uintx(uintx value) {
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  check_writable();
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  *((uintx*) _addr) = value;
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}
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bool Flag::is_uint64_t() const {
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  return strcmp(_type, "uint64_t") == 0;
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}
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uint64_t Flag::get_uint64_t() const {
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  return *((uint64_t*) _addr);
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}
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void Flag::set_uint64_t(uint64_t value) {
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  check_writable();
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  *((uint64_t*) _addr) = value;
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}
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bool Flag::is_double() const {
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  return strcmp(_type, "double") == 0;
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}
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double Flag::get_double() const {
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  return *((double*) _addr);
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}
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void Flag::set_double(double value) {
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  check_writable();
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  *((double*) _addr) = value;
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}
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bool Flag::is_ccstr() const {
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  return strcmp(_type, "ccstr") == 0 || strcmp(_type, "ccstrlist") == 0;
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}
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bool Flag::ccstr_accumulates() const {
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  return strcmp(_type, "ccstrlist") == 0;
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}
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ccstr Flag::get_ccstr() const {
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  return *((ccstr*) _addr);
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}
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void Flag::set_ccstr(ccstr value) {
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  check_writable();
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  *((ccstr*) _addr) = value;
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}
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Flag::Flags Flag::get_origin() {
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  return Flags(_flags & VALUE_ORIGIN_MASK);
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}
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void Flag::set_origin(Flags origin) {
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  assert((origin & VALUE_ORIGIN_MASK) == origin, "sanity");
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  _flags = Flags((_flags & ~VALUE_ORIGIN_MASK) | origin);
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}
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bool Flag::is_default() {
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  return (get_origin() == DEFAULT);
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}
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bool Flag::is_ergonomic() {
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  return (get_origin() == ERGONOMIC);
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}
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bool Flag::is_command_line() {
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  return (get_origin() == COMMAND_LINE);
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}
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bool Flag::is_product() const {
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  return (_flags & KIND_PRODUCT) != 0;
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}
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bool Flag::is_manageable() const {
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  return (_flags & KIND_MANAGEABLE) != 0;
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}
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bool Flag::is_diagnostic() const {
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  return (_flags & KIND_DIAGNOSTIC) != 0;
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}
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bool Flag::is_experimental() const {
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  return (_flags & KIND_EXPERIMENTAL) != 0;
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}
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bool Flag::is_notproduct() const {
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  return (_flags & KIND_NOT_PRODUCT) != 0;
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}
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bool Flag::is_develop() const {
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  return (_flags & KIND_DEVELOP) != 0;
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}
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bool Flag::is_read_write() const {
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  return (_flags & KIND_READ_WRITE) != 0;
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}
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bool Flag::is_commercial() const {
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  return (_flags & KIND_COMMERCIAL) != 0;
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}
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/**
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 * Returns if this flag is a constant in the binary.  Right now this is
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 * true for notproduct and develop flags in product builds.
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 */
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bool Flag::is_constant_in_binary() const {
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#ifdef PRODUCT
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    return is_notproduct() || is_develop();
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#else
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    return false;
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#endif
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}
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bool Flag::is_unlocker() const {
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  return strcmp(_name, "UnlockDiagnosticVMOptions") == 0     ||
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         strcmp(_name, "UnlockExperimentalVMOptions") == 0   ||
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         is_unlocker_ext();
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}
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bool Flag::is_unlocked() const {
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  if (is_diagnostic()) {
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    return UnlockDiagnosticVMOptions;
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  }
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  if (is_experimental()) {
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    return UnlockExperimentalVMOptions;
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  }
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  return is_unlocked_ext();
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}
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// Get custom message for this locked flag, or return NULL if
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// none is available.
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void Flag::get_locked_message(char* buf, int buflen) const {
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  buf[0] = '\0';
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  if (is_diagnostic() && !is_unlocked()) {
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    jio_snprintf(buf, buflen, "Error: VM option '%s' is diagnostic and must be enabled via -XX:+UnlockDiagnosticVMOptions.\n",
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                 _name);
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    return;
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  }
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  if (is_experimental() && !is_unlocked()) {
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    jio_snprintf(buf, buflen, "Error: VM option '%s' is experimental and must be enabled via -XX:+UnlockExperimentalVMOptions.\n",
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                 _name);
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    return;
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  }
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  if (is_develop() && is_product_build()) {
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    jio_snprintf(buf, buflen, "Error: VM option '%s' is develop and is available only in debug version of VM.\n",
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                 _name);
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    return;
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  }
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  if (is_notproduct() && is_product_build()) {
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    jio_snprintf(buf, buflen, "Error: VM option '%s' is notproduct and is available only in debug version of VM.\n",
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                 _name);
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    return;
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  }
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  get_locked_message_ext(buf, buflen);
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}
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bool Flag::is_writeable() const {
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  return is_manageable() || (is_product() && is_read_write()) || is_writeable_ext();
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}
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// All flags except "manageable" are assumed to be internal flags.
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// Long term, we need to define a mechanism to specify which flags
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// are external/stable and change this function accordingly.
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bool Flag::is_external() const {
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  return is_manageable() || is_external_ext();
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}
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// Length of format string (e.g. "%.1234s") for printing ccstr below
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#define FORMAT_BUFFER_LEN 16
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PRAGMA_FORMAT_NONLITERAL_IGNORED_EXTERNAL
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void Flag::print_on(outputStream* st, bool withComments) {
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  // Don't print notproduct and develop flags in a product build.
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  if (is_constant_in_binary()) {
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    return;
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  }
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  st->print("%9s %-40s %c= ", _type, _name, (!is_default() ? ':' : ' '));
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  if (is_bool()) {
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    st->print("%-16s", get_bool() ? "true" : "false");
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  }
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  if (is_intx()) {
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    st->print("%-16ld", get_intx());
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  }
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parents: 19710
diff changeset
   303
  if (is_uintx()) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   304
    st->print("%-16lu", get_uintx());
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   305
  }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   306
  if (is_uint64_t()) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   307
    st->print("%-16lu", get_uint64_t());
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   308
  }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   309
  if (is_double()) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   310
    st->print("%-16f", get_double());
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
   311
  }
1
489c9b5090e2 Initial load
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parents:
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   312
  if (is_ccstr()) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
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   313
    const char* cp = get_ccstr();
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   314
    if (cp != NULL) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
   315
      const char* eol;
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   316
      while ((eol = strchr(cp, '\n')) != NULL) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
   317
        char format_buffer[FORMAT_BUFFER_LEN];
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
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   318
        size_t llen = pointer_delta(eol, cp, sizeof(char));
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
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diff changeset
   319
        jio_snprintf(format_buffer, FORMAT_BUFFER_LEN,
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   320
            "%%." SIZE_FORMAT "s", llen);
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 22527
diff changeset
   321
PRAGMA_DIAG_PUSH
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 22527
diff changeset
   322
PRAGMA_FORMAT_NONLITERAL_IGNORED_INTERNAL
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
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   323
        st->print(format_buffer, cp);
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 22527
diff changeset
   324
PRAGMA_DIAG_POP
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   325
        st->cr();
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   326
        cp = eol+1;
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   327
        st->print("%5s %-35s += ", "", _name);
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   328
      }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   329
      st->print("%-16s", cp);
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   330
    }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   331
    else st->print("%-16s", "");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   332
  }
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   333
22188
c878825ed998 8026300: VM warning: increase O_BUFLEN in ostream.hpp -- output truncated occurs with fastdebug VM when printing flags
zgu
parents: 21736
diff changeset
   334
  st->print("%-20s", " ");
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   335
  print_kind(st);
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   336
6438
ace4f8100e90 6979444: add command line option to print command line flags descriptions
ikrylov
parents: 6187
diff changeset
   337
  if (withComments) {
ace4f8100e90 6979444: add command line option to print command line flags descriptions
ikrylov
parents: 6187
diff changeset
   338
#ifndef PRODUCT
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
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   339
    st->print("%s", _doc);
6438
ace4f8100e90 6979444: add command line option to print command line flags descriptions
ikrylov
parents: 6187
diff changeset
   340
#endif
ace4f8100e90 6979444: add command line option to print command line flags descriptions
ikrylov
parents: 6187
diff changeset
   341
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   342
  st->cr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   343
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   344
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   345
void Flag::print_kind(outputStream* st) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   346
  struct Data {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   347
    int flag;
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   348
    const char* name;
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   349
  };
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   350
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   351
  Data data[] = {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   352
      { KIND_C1, "C1" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   353
      { KIND_C2, "C2" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   354
      { KIND_ARCH, "ARCH" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   355
      { KIND_SHARK, "SHARK" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   356
      { KIND_PLATFORM_DEPENDENT, "pd" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   357
      { KIND_PRODUCT, "product" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   358
      { KIND_MANAGEABLE, "manageable" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   359
      { KIND_DIAGNOSTIC, "diagnostic" },
21736
ef8da7738ad4 8028341: PSR:FUNC: SCOPE PARAMETER MISSING FROM THE -XX:+PRINTFLAGSFINAL
sgabdura
parents: 20288
diff changeset
   360
      { KIND_EXPERIMENTAL, "experimental" },
ef8da7738ad4 8028341: PSR:FUNC: SCOPE PARAMETER MISSING FROM THE -XX:+PRINTFLAGSFINAL
sgabdura
parents: 20288
diff changeset
   361
      { KIND_COMMERCIAL, "commercial" },
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   362
      { KIND_NOT_PRODUCT, "notproduct" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   363
      { KIND_DEVELOP, "develop" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   364
      { KIND_LP64_PRODUCT, "lp64_product" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   365
      { KIND_READ_WRITE, "rw" },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   366
      { -1, "" }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   367
  };
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   368
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   369
  if ((_flags & KIND_MASK) != 0) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   370
    st->print("{");
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   371
    bool is_first = true;
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   372
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   373
    for (int i = 0; data[i].flag != -1; i++) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   374
      Data d = data[i];
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   375
      if ((_flags & d.flag) != 0) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   376
        if (is_first) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   377
          is_first = false;
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   378
        } else {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   379
          st->print(" ");
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   380
        }
24424
2658d7834c6e 8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents: 22527
diff changeset
   381
        st->print("%s", d.name);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   382
      }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   383
    }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   384
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   385
    st->print("}");
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   386
  }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   387
}
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   388
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   389
void Flag::print_as_flag(outputStream* st) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   390
  if (is_bool()) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   391
    st->print("-XX:%s%s", get_bool() ? "+" : "-", _name);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   392
  } else if (is_intx()) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   393
    st->print("-XX:%s=" INTX_FORMAT, _name, get_intx());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   394
  } else if (is_uintx()) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   395
    st->print("-XX:%s=" UINTX_FORMAT, _name, get_uintx());
4437
d1abc17afffb 6898160: Need serviceability support for new vm argument type 'uint64_t'
phh
parents: 4434
diff changeset
   396
  } else if (is_uint64_t()) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   397
    st->print("-XX:%s=" UINT64_FORMAT, _name, get_uint64_t());
12598
1256ef9b648a 7167069: 6 VM flags crash the VM when queried via jinfo
brutisso
parents: 12157
diff changeset
   398
  } else if (is_double()) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   399
    st->print("-XX:%s=%f", _name, get_double());
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   400
  } else if (is_ccstr()) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   401
    st->print("-XX:%s=", _name);
350
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   402
    const char* cp = get_ccstr();
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   403
    if (cp != NULL) {
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   404
      // Need to turn embedded '\n's back into separate arguments
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   405
      // Not so efficient to print one character at a time,
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   406
      // but the choice is to do the transformation to a buffer
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   407
      // and print that.  And this need not be efficient.
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   408
      for (; *cp != '\0'; cp += 1) {
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   409
        switch (*cp) {
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   410
          default:
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   411
            st->print("%c", *cp);
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   412
            break;
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   413
          case '\n':
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   414
            st->print(" -XX:%s=", _name);
350
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   415
            break;
d6d713dd712a 6619271: The -Xprintflags causes the VM to segv
never
parents: 186
diff changeset
   416
        }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   417
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   418
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   419
  } else {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   420
    ShouldNotReachHere();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   421
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   422
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   423
489c9b5090e2 Initial load
duke
parents:
diff changeset
   424
// 4991491 do not "optimize out" the was_set false values: omitting them
489c9b5090e2 Initial load
duke
parents:
diff changeset
   425
// tickles a Microsoft compiler bug causing flagTable to be malformed
489c9b5090e2 Initial load
duke
parents:
diff changeset
   426
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   427
#define NAME(name) NOT_PRODUCT(&name) PRODUCT_ONLY(&CONST_##name)
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   428
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   429
#define RUNTIME_PRODUCT_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   430
#define RUNTIME_PD_PRODUCT_FLAG_STRUCT(  type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   431
#define RUNTIME_DIAGNOSTIC_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DIAGNOSTIC) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   432
#define RUNTIME_EXPERIMENTAL_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_EXPERIMENTAL) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   433
#define RUNTIME_MANAGEABLE_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_MANAGEABLE) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   434
#define RUNTIME_PRODUCT_RW_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_PRODUCT | Flag::KIND_READ_WRITE) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   435
#define RUNTIME_DEVELOP_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DEVELOP) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   436
#define RUNTIME_PD_DEVELOP_FLAG_STRUCT(  type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   437
#define RUNTIME_NOTPRODUCT_FLAG_STRUCT(  type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_NOT_PRODUCT) },
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   438
360
21d113ecbf6a 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 350
diff changeset
   439
#ifdef _LP64
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   440
#define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_LP64_PRODUCT) },
360
21d113ecbf6a 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 350
diff changeset
   441
#else
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   442
#define RUNTIME_LP64_PRODUCT_FLAG_STRUCT(type, name, value, doc) /* flag is constant */
360
21d113ecbf6a 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 350
diff changeset
   443
#endif // _LP64
21d113ecbf6a 6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents: 350
diff changeset
   444
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   445
#define C1_PRODUCT_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_PRODUCT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   446
#define C1_PD_PRODUCT_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   447
#define C1_DIAGNOSTIC_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DIAGNOSTIC) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   448
#define C1_DEVELOP_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DEVELOP) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   449
#define C1_PD_DEVELOP_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   450
#define C1_NOTPRODUCT_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C1 | Flag::KIND_NOT_PRODUCT) },
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   451
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   452
#define C2_PRODUCT_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_PRODUCT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   453
#define C2_PD_PRODUCT_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   454
#define C2_DIAGNOSTIC_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DIAGNOSTIC) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   455
#define C2_EXPERIMENTAL_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_EXPERIMENTAL) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   456
#define C2_DEVELOP_FLAG_STRUCT(          type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DEVELOP) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   457
#define C2_PD_DEVELOP_FLAG_STRUCT(       type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   458
#define C2_NOTPRODUCT_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_C2 | Flag::KIND_NOT_PRODUCT) },
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   459
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   460
#define ARCH_PRODUCT_FLAG_STRUCT(        type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_PRODUCT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   461
#define ARCH_DIAGNOSTIC_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_DIAGNOSTIC) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   462
#define ARCH_EXPERIMENTAL_FLAG_STRUCT(   type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_EXPERIMENTAL) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   463
#define ARCH_DEVELOP_FLAG_STRUCT(        type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_DEVELOP) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   464
#define ARCH_NOTPRODUCT_FLAG_STRUCT(     type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_ARCH | Flag::KIND_NOT_PRODUCT) },
13521
97a23be06f4e 6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents: 13195
diff changeset
   465
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   466
#define SHARK_PRODUCT_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_PRODUCT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   467
#define SHARK_PD_PRODUCT_FLAG_STRUCT(    type, name,        doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_PRODUCT | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   468
#define SHARK_DIAGNOSTIC_FLAG_STRUCT(    type, name, value, doc) { #type, XSTR(name), &name,      NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DIAGNOSTIC) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   469
#define SHARK_DEVELOP_FLAG_STRUCT(       type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DEVELOP) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   470
#define SHARK_PD_DEVELOP_FLAG_STRUCT(    type, name,        doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_DEVELOP | Flag::KIND_PLATFORM_DEPENDENT) },
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   471
#define SHARK_NOTPRODUCT_FLAG_STRUCT(    type, name, value, doc) { #type, XSTR(name), NAME(name), NOT_PRODUCT_ARG(doc) Flag::Flags(Flag::DEFAULT | Flag::KIND_SHARK | Flag::KIND_NOT_PRODUCT) },
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   472
489c9b5090e2 Initial load
duke
parents:
diff changeset
   473
static Flag flagTable[] = {
11167
3931428f62ae 7116730: Revert 7116481: Commercial features in Hotspot must be gated by a switch
phh
parents: 11166
diff changeset
   474
 RUNTIME_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_EXPERIMENTAL_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT, RUNTIME_MANAGEABLE_FLAG_STRUCT, RUNTIME_PRODUCT_RW_FLAG_STRUCT, RUNTIME_LP64_PRODUCT_FLAG_STRUCT)
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   475
 RUNTIME_OS_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT)
15482
470d0b0c09f1 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 13521
diff changeset
   476
#if INCLUDE_ALL_GCS
1382
fa3de4068282 6618726: Introduce -XX:+UnlockExperimentalVMOptions flag
ysr
parents: 1374
diff changeset
   477
 G1_FLAGS(RUNTIME_DEVELOP_FLAG_STRUCT, RUNTIME_PD_DEVELOP_FLAG_STRUCT, RUNTIME_PRODUCT_FLAG_STRUCT, RUNTIME_PD_PRODUCT_FLAG_STRUCT, RUNTIME_DIAGNOSTIC_FLAG_STRUCT, RUNTIME_EXPERIMENTAL_FLAG_STRUCT, RUNTIME_NOTPRODUCT_FLAG_STRUCT, RUNTIME_MANAGEABLE_FLAG_STRUCT, RUNTIME_PRODUCT_RW_FLAG_STRUCT)
15482
470d0b0c09f1 8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS
jprovino
parents: 13521
diff changeset
   478
#endif // INCLUDE_ALL_GCS
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   479
#ifdef COMPILER1
19710
2f8ca425504e 7199175: JSR 292: C1 needs patching when invokedynamic/invokehandle call site is not linked
roland
parents: 18497
diff changeset
   480
 C1_FLAGS(C1_DEVELOP_FLAG_STRUCT, C1_PD_DEVELOP_FLAG_STRUCT, C1_PRODUCT_FLAG_STRUCT, C1_PD_PRODUCT_FLAG_STRUCT, C1_DIAGNOSTIC_FLAG_STRUCT, C1_NOTPRODUCT_FLAG_STRUCT)
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   481
#endif
489c9b5090e2 Initial load
duke
parents:
diff changeset
   482
#ifdef COMPILER2
4450
6d700b859b3e 6892658: C2 should optimize some stringbuilder patterns
never
parents: 4437
diff changeset
   483
 C2_FLAGS(C2_DEVELOP_FLAG_STRUCT, C2_PD_DEVELOP_FLAG_STRUCT, C2_PRODUCT_FLAG_STRUCT, C2_PD_PRODUCT_FLAG_STRUCT, C2_DIAGNOSTIC_FLAG_STRUCT, C2_EXPERIMENTAL_FLAG_STRUCT, C2_NOTPRODUCT_FLAG_STRUCT)
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   484
#endif
6187
4fa7845f7c14 6976186: integrate Shark HotSpot changes
twisti
parents: 5547
diff changeset
   485
#ifdef SHARK
4fa7845f7c14 6976186: integrate Shark HotSpot changes
twisti
parents: 5547
diff changeset
   486
 SHARK_FLAGS(SHARK_DEVELOP_FLAG_STRUCT, SHARK_PD_DEVELOP_FLAG_STRUCT, SHARK_PRODUCT_FLAG_STRUCT, SHARK_PD_PRODUCT_FLAG_STRUCT, SHARK_DIAGNOSTIC_FLAG_STRUCT, SHARK_NOTPRODUCT_FLAG_STRUCT)
4fa7845f7c14 6976186: integrate Shark HotSpot changes
twisti
parents: 5547
diff changeset
   487
#endif
13521
97a23be06f4e 6677625: Move platform specific flags from globals.hpp to globals_<arch>.hpp
twisti
parents: 13195
diff changeset
   488
 ARCH_FLAGS(ARCH_DEVELOP_FLAG_STRUCT, ARCH_PRODUCT_FLAG_STRUCT, ARCH_DIAGNOSTIC_FLAG_STRUCT, ARCH_EXPERIMENTAL_FLAG_STRUCT, ARCH_NOTPRODUCT_FLAG_STRUCT)
11183
a81bb5c041d3 7117389: Add a framework for vendor-specific command line switch extensions to Hotspot
phh
parents: 11167
diff changeset
   489
 FLAGTABLE_EXT
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   490
 {0, NULL, NULL}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   491
};
489c9b5090e2 Initial load
duke
parents:
diff changeset
   492
489c9b5090e2 Initial load
duke
parents:
diff changeset
   493
Flag* Flag::flags = flagTable;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   494
size_t Flag::numFlags = (sizeof(flagTable) / sizeof(Flag));
489c9b5090e2 Initial load
duke
parents:
diff changeset
   495
18497
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   496
inline bool str_equal(const char* s, const char* q, size_t len) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   497
  // s is null terminated, q is not!
489c9b5090e2 Initial load
duke
parents:
diff changeset
   498
  if (strlen(s) != (unsigned int) len) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   499
  return strncmp(s, q, len) == 0;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   500
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   501
12157
439a7166bf0f 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 11441
diff changeset
   502
// Search the flag table for a named flag
22518
e23c5545e376 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 22194
diff changeset
   503
Flag* Flag::find_flag(const char* name, size_t length, bool allow_locked, bool return_flag) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   504
  for (Flag* current = &flagTable[0]; current->_name != NULL; current++) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   505
    if (str_equal(current->_name, name, length)) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   506
      // Found a matching entry.
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   507
      // Don't report notproduct and develop flags in product builds.
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   508
      if (current->is_constant_in_binary()) {
22518
e23c5545e376 8027314: Java should recognize Diagnostic options if -XX:+UnlockDiagnosticVMOptions is not specified and print an informative message
ccheung
parents: 22194
diff changeset
   509
        return (return_flag == true ? current : NULL);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   510
      }
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   511
      // Report locked flags only if allowed.
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   512
      if (!(current->is_unlocked() || current->is_unlocker())) {
12157
439a7166bf0f 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 11441
diff changeset
   513
        if (!allow_locked) {
439a7166bf0f 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 11441
diff changeset
   514
          // disable use of locked flags, e.g. diagnostic, experimental,
439a7166bf0f 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 11441
diff changeset
   515
          // commercial... until they are explicitly unlocked
439a7166bf0f 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 11441
diff changeset
   516
          return NULL;
439a7166bf0f 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 11441
diff changeset
   517
        }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   518
      }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   519
      return current;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   520
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   521
  }
12157
439a7166bf0f 7144328: Improper commandlines for -XX:+-UnlockCommercialFeatures require proper warning/error messages
jmelvin
parents: 11441
diff changeset
   522
  // Flag name is not in the flag table
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   523
  return NULL;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   524
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   525
18497
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   526
// Compute string similarity based on Dice's coefficient
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   527
static float str_similar(const char* str1, const char* str2, size_t len2) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   528
  int len1 = (int) strlen(str1);
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   529
  int total = len1 + (int) len2;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   530
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   531
  int hit = 0;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   532
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   533
  for (int i = 0; i < len1 -1; ++i) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   534
    for (int j = 0; j < (int) len2 -1; ++j) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   535
      if ((str1[i] == str2[j]) && (str1[i+1] == str2[j+1])) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   536
        ++hit;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   537
        break;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   538
      }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   539
    }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   540
  }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   541
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   542
  return 2.0f * (float) hit / (float) total;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   543
}
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   544
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   545
Flag* Flag::fuzzy_match(const char* name, size_t length, bool allow_locked) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   546
  float VMOptionsFuzzyMatchSimilarity = 0.7f;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   547
  Flag* match = NULL;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   548
  float score;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   549
  float max_score = -1;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   550
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   551
  for (Flag* current = &flagTable[0]; current->_name != NULL; current++) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   552
    score = str_similar(current->_name, name, length);
18497
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   553
    if (score > max_score) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   554
      max_score = score;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   555
      match = current;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   556
    }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   557
  }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   558
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   559
  if (!(match->is_unlocked() || match->is_unlocker())) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   560
    if (!allow_locked) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   561
      return NULL;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   562
    }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   563
  }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   564
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   565
  if (max_score < VMOptionsFuzzyMatchSimilarity) {
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   566
    return NULL;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   567
  }
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   568
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   569
  return match;
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   570
}
9ff60555fcd3 8017611: Auto corrector for mistyped vm options
tamao
parents: 18433
diff changeset
   571
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   572
// Returns the address of the index'th element
489c9b5090e2 Initial load
duke
parents:
diff changeset
   573
static Flag* address_of_flag(CommandLineFlagWithType flag) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   574
  assert((size_t)flag < Flag::numFlags, "bad command line flag index");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   575
  return &Flag::flags[flag];
489c9b5090e2 Initial load
duke
parents:
diff changeset
   576
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   577
489c9b5090e2 Initial load
duke
parents:
diff changeset
   578
bool CommandLineFlagsEx::is_default(CommandLineFlag flag) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   579
  assert((size_t)flag < Flag::numFlags, "bad command line flag index");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   580
  Flag* f = &Flag::flags[flag];
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   581
  return f->is_default();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   582
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   583
186
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   584
bool CommandLineFlagsEx::is_ergo(CommandLineFlag flag) {
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   585
  assert((size_t)flag < Flag::numFlags, "bad command line flag index");
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   586
  Flag* f = &Flag::flags[flag];
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   587
  return f->is_ergonomic();
186
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   588
}
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   589
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   590
bool CommandLineFlagsEx::is_cmdline(CommandLineFlag flag) {
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   591
  assert((size_t)flag < Flag::numFlags, "bad command line flag index");
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   592
  Flag* f = &Flag::flags[flag];
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   593
  return f->is_command_line();
186
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   594
}
32e6c95f8d9b 6557851: CMS: ergonomics defaults are not set with FLAG_SET_ERGO
jmasa
parents: 1
diff changeset
   595
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   596
bool CommandLineFlags::wasSetOnCmdline(const char* name, bool* value) {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   597
  Flag* result = Flag::find_flag((char*)name, strlen(name));
489c9b5090e2 Initial load
duke
parents:
diff changeset
   598
  if (result == NULL) return false;
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   599
  *value = result->is_command_line();
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   600
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   601
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   602
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   603
template<class E, class T>
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   604
static void trace_flag_changed(const char* name, const T old_value, const T new_value, const Flag::Flags origin)
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   605
{
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   606
  E e;
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   607
  e.set_name(name);
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   608
  e.set_old_value(old_value);
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   609
  e.set_new_value(new_value);
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   610
  e.set_origin(origin);
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   611
  e.commit();
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   612
}
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   613
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   614
bool CommandLineFlags::boolAt(const char* name, size_t len, bool* value) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   615
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   616
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   617
  if (!result->is_bool()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   618
  *value = result->get_bool();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   619
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   620
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   621
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   622
bool CommandLineFlags::boolAtPut(const char* name, size_t len, bool* value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   623
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   624
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   625
  if (!result->is_bool()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   626
  bool old_value = result->get_bool();
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   627
  trace_flag_changed<EventBooleanFlagChanged, bool>(name, old_value, *value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   628
  result->set_bool(*value);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   629
  *value = old_value;
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   630
  result->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   631
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   632
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   633
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   634
void CommandLineFlagsEx::boolAtPut(CommandLineFlagWithType flag, bool value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   635
  Flag* faddr = address_of_flag(flag);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   636
  guarantee(faddr != NULL && faddr->is_bool(), "wrong flag type");
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   637
  trace_flag_changed<EventBooleanFlagChanged, bool>(faddr->_name, faddr->get_bool(), value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   638
  faddr->set_bool(value);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   639
  faddr->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   640
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   641
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   642
bool CommandLineFlags::intxAt(const char* name, size_t len, intx* value) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   643
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   644
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   645
  if (!result->is_intx()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   646
  *value = result->get_intx();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   647
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   648
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   649
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   650
bool CommandLineFlags::intxAtPut(const char* name, size_t len, intx* value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   651
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   652
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   653
  if (!result->is_intx()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   654
  intx old_value = result->get_intx();
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   655
  trace_flag_changed<EventLongFlagChanged, s8>(name, old_value, *value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   656
  result->set_intx(*value);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   657
  *value = old_value;
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   658
  result->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   659
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   660
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   661
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   662
void CommandLineFlagsEx::intxAtPut(CommandLineFlagWithType flag, intx value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   663
  Flag* faddr = address_of_flag(flag);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   664
  guarantee(faddr != NULL && faddr->is_intx(), "wrong flag type");
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   665
  trace_flag_changed<EventLongFlagChanged, s8>(faddr->_name, faddr->get_intx(), value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   666
  faddr->set_intx(value);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   667
  faddr->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   668
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   669
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   670
bool CommandLineFlags::uintxAt(const char* name, size_t len, uintx* value) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   671
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   672
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   673
  if (!result->is_uintx()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   674
  *value = result->get_uintx();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   675
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   676
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   677
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   678
bool CommandLineFlags::uintxAtPut(const char* name, size_t len, uintx* value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   679
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   680
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   681
  if (!result->is_uintx()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   682
  uintx old_value = result->get_uintx();
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   683
  trace_flag_changed<EventUnsignedLongFlagChanged, u8>(name, old_value, *value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   684
  result->set_uintx(*value);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   685
  *value = old_value;
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   686
  result->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   687
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   688
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   689
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   690
void CommandLineFlagsEx::uintxAtPut(CommandLineFlagWithType flag, uintx value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   691
  Flag* faddr = address_of_flag(flag);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   692
  guarantee(faddr != NULL && faddr->is_uintx(), "wrong flag type");
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   693
  trace_flag_changed<EventUnsignedLongFlagChanged, u8>(faddr->_name, faddr->get_uintx(), value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   694
  faddr->set_uintx(value);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   695
  faddr->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   696
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   697
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   698
bool CommandLineFlags::uint64_tAt(const char* name, size_t len, uint64_t* value) {
4434
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   699
  Flag* result = Flag::find_flag(name, len);
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   700
  if (result == NULL) return false;
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   701
  if (!result->is_uint64_t()) return false;
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   702
  *value = result->get_uint64_t();
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   703
  return true;
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   704
}
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   705
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   706
bool CommandLineFlags::uint64_tAtPut(const char* name, size_t len, uint64_t* value, Flag::Flags origin) {
4434
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   707
  Flag* result = Flag::find_flag(name, len);
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   708
  if (result == NULL) return false;
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   709
  if (!result->is_uint64_t()) return false;
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   710
  uint64_t old_value = result->get_uint64_t();
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   711
  trace_flag_changed<EventUnsignedLongFlagChanged, u8>(name, old_value, *value, origin);
4434
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   712
  result->set_uint64_t(*value);
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   713
  *value = old_value;
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   714
  result->set_origin(origin);
4434
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   715
  return true;
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   716
}
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   717
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   718
void CommandLineFlagsEx::uint64_tAtPut(CommandLineFlagWithType flag, uint64_t value, Flag::Flags origin) {
4434
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   719
  Flag* faddr = address_of_flag(flag);
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   720
  guarantee(faddr != NULL && faddr->is_uint64_t(), "wrong flag type");
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   721
  trace_flag_changed<EventUnsignedLongFlagChanged, u8>(faddr->_name, faddr->get_uint64_t(), value, origin);
4434
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   722
  faddr->set_uint64_t(value);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   723
  faddr->set_origin(origin);
4434
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   724
}
4b41e5b42f81 6887571: Increase default heap config sizes
phh
parents: 1404
diff changeset
   725
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   726
bool CommandLineFlags::doubleAt(const char* name, size_t len, double* value) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   727
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   728
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   729
  if (!result->is_double()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   730
  *value = result->get_double();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   731
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   732
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   733
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   734
bool CommandLineFlags::doubleAtPut(const char* name, size_t len, double* value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   735
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   736
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   737
  if (!result->is_double()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   738
  double old_value = result->get_double();
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   739
  trace_flag_changed<EventDoubleFlagChanged, double>(name, old_value, *value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   740
  result->set_double(*value);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   741
  *value = old_value;
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   742
  result->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   743
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   744
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   745
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   746
void CommandLineFlagsEx::doubleAtPut(CommandLineFlagWithType flag, double value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   747
  Flag* faddr = address_of_flag(flag);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   748
  guarantee(faddr != NULL && faddr->is_double(), "wrong flag type");
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   749
  trace_flag_changed<EventDoubleFlagChanged, double>(faddr->_name, faddr->get_double(), value, origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   750
  faddr->set_double(value);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   751
  faddr->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   752
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   753
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   754
bool CommandLineFlags::ccstrAt(const char* name, size_t len, ccstr* value) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   755
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   756
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   757
  if (!result->is_ccstr()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   758
  *value = result->get_ccstr();
489c9b5090e2 Initial load
duke
parents:
diff changeset
   759
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   760
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   761
24921
3b73ef0b62d1 8038756: new WB API :: get/setVMFlag
iignatyev
parents: 24424
diff changeset
   762
bool CommandLineFlags::ccstrAtPut(const char* name, size_t len, ccstr* value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   763
  Flag* result = Flag::find_flag(name, len);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   764
  if (result == NULL) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   765
  if (!result->is_ccstr()) return false;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   766
  ccstr old_value = result->get_ccstr();
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   767
  trace_flag_changed<EventStringFlagChanged, const char*>(name, old_value, *value, origin);
1402
ccb40ce62b79 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 670
diff changeset
   768
  char* new_value = NULL;
ccb40ce62b79 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 670
diff changeset
   769
  if (*value != NULL) {
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   770
    new_value = NEW_C_HEAP_ARRAY(char, strlen(*value)+1, mtInternal);
1402
ccb40ce62b79 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 670
diff changeset
   771
    strcpy(new_value, *value);
ccb40ce62b79 6744783: HotSpot segfaults if given -XX options with an empty string argument
never
parents: 670
diff changeset
   772
  }
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   773
  result->set_ccstr(new_value);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   774
  if (result->is_default() && old_value != NULL) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   775
    // Prior value is NOT heap allocated, but was a literal constant.
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   776
    char* old_value_to_free = NEW_C_HEAP_ARRAY(char, strlen(old_value)+1, mtInternal);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   777
    strcpy(old_value_to_free, old_value);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   778
    old_value = old_value_to_free;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   779
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   780
  *value = old_value;
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   781
  result->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   782
  return true;
489c9b5090e2 Initial load
duke
parents:
diff changeset
   783
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   784
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   785
void CommandLineFlagsEx::ccstrAtPut(CommandLineFlagWithType flag, ccstr value, Flag::Flags origin) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   786
  Flag* faddr = address_of_flag(flag);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   787
  guarantee(faddr != NULL && faddr->is_ccstr(), "wrong flag type");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   788
  ccstr old_value = faddr->get_ccstr();
22527
a5de5537d8a6 8032250: Add trace event for VM flag changes
sla
parents: 22518
diff changeset
   789
  trace_flag_changed<EventStringFlagChanged, const char*>(faddr->_name, old_value, value, origin);
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   790
  char* new_value = NEW_C_HEAP_ARRAY(char, strlen(value)+1, mtInternal);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   791
  strcpy(new_value, value);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   792
  faddr->set_ccstr(new_value);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   793
  if (!faddr->is_default() && old_value != NULL) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   794
    // Prior value is heap allocated so free it.
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   795
    FREE_C_HEAP_ARRAY(char, old_value, mtInternal);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   796
  }
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   797
  faddr->set_origin(origin);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   798
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   799
489c9b5090e2 Initial load
duke
parents:
diff changeset
   800
extern "C" {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   801
  static int compare_flags(const void* void_a, const void* void_b) {
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   802
    return strcmp((*((Flag**) void_a))->_name, (*((Flag**) void_b))->_name);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   803
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   804
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   805
11441
a89f443814cd 7120511: Add diagnostic commands
fparain
parents: 11254
diff changeset
   806
void CommandLineFlags::printSetFlags(outputStream* out) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   807
  // Print which flags were set on the command line
489c9b5090e2 Initial load
duke
parents:
diff changeset
   808
  // note: this method is called before the thread structure is in place
489c9b5090e2 Initial load
duke
parents:
diff changeset
   809
  //       which means resource allocation cannot be used.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   810
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   811
  // The last entry is the null entry.
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   812
  const size_t length = Flag::numFlags - 1;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   813
489c9b5090e2 Initial load
duke
parents:
diff changeset
   814
  // Sort
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   815
  Flag** array = NEW_C_HEAP_ARRAY(Flag*, length, mtInternal);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   816
  for (size_t i = 0; i < length; i++) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   817
    array[i] = &flagTable[i];
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   818
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   819
  qsort(array, length, sizeof(Flag*), compare_flags);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   820
489c9b5090e2 Initial load
duke
parents:
diff changeset
   821
  // Print
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   822
  for (size_t i = 0; i < length; i++) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   823
    if (array[i]->get_origin() /* naked field! */) {
11441
a89f443814cd 7120511: Add diagnostic commands
fparain
parents: 11254
diff changeset
   824
      array[i]->print_as_flag(out);
a89f443814cd 7120511: Add diagnostic commands
fparain
parents: 11254
diff changeset
   825
      out->print(" ");
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   826
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   827
  }
11441
a89f443814cd 7120511: Add diagnostic commands
fparain
parents: 11254
diff changeset
   828
  out->cr();
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   829
  FREE_C_HEAP_ARRAY(Flag*, array, mtInternal);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   830
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   831
489c9b5090e2 Initial load
duke
parents:
diff changeset
   832
#ifndef PRODUCT
489c9b5090e2 Initial load
duke
parents:
diff changeset
   833
489c9b5090e2 Initial load
duke
parents:
diff changeset
   834
489c9b5090e2 Initial load
duke
parents:
diff changeset
   835
void CommandLineFlags::verify() {
489c9b5090e2 Initial load
duke
parents:
diff changeset
   836
  assert(Arguments::check_vm_args_consistency(), "Some flag settings conflict");
489c9b5090e2 Initial load
duke
parents:
diff changeset
   837
}
489c9b5090e2 Initial load
duke
parents:
diff changeset
   838
4579
62478db2dc78 6914622: Print values of all flags for product VM
kvn
parents: 4450
diff changeset
   839
#endif // PRODUCT
62478db2dc78 6914622: Print values of all flags for product VM
kvn
parents: 4450
diff changeset
   840
11441
a89f443814cd 7120511: Add diagnostic commands
fparain
parents: 11254
diff changeset
   841
void CommandLineFlags::printFlags(outputStream* out, bool withComments) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   842
  // Print the flags sorted by name
489c9b5090e2 Initial load
duke
parents:
diff changeset
   843
  // note: this method is called before the thread structure is in place
489c9b5090e2 Initial load
duke
parents:
diff changeset
   844
  //       which means resource allocation cannot be used.
489c9b5090e2 Initial load
duke
parents:
diff changeset
   845
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   846
  // The last entry is the null entry.
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   847
  const size_t length = Flag::numFlags - 1;
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   848
489c9b5090e2 Initial load
duke
parents:
diff changeset
   849
  // Sort
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   850
  Flag** array = NEW_C_HEAP_ARRAY(Flag*, length, mtInternal);
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   851
  for (size_t i = 0; i < length; i++) {
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   852
    array[i] = &flagTable[i];
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   853
  }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   854
  qsort(array, length, sizeof(Flag*), compare_flags);
489c9b5090e2 Initial load
duke
parents:
diff changeset
   855
489c9b5090e2 Initial load
duke
parents:
diff changeset
   856
  // Print
11441
a89f443814cd 7120511: Add diagnostic commands
fparain
parents: 11254
diff changeset
   857
  out->print_cr("[Global flags]");
20288
e2d549f40de9 8024545: make develop and notproduct flag values available in product builds
twisti
parents: 19710
diff changeset
   858
  for (size_t i = 0; i < length; i++) {
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   859
    if (array[i]->is_unlocked()) {
11441
a89f443814cd 7120511: Add diagnostic commands
fparain
parents: 11254
diff changeset
   860
      array[i]->print_on(out, withComments);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   861
    }
489c9b5090e2 Initial load
duke
parents:
diff changeset
   862
  }
13195
be27e1b6a4b9 6995781: Native Memory Tracking (Phase 1)
zgu
parents: 12598
diff changeset
   863
  FREE_C_HEAP_ARRAY(Flag*, array, mtInternal);
1
489c9b5090e2 Initial load
duke
parents:
diff changeset
   864
}