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/*
* Copyright (c) 2000, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#ifndef CPU_ZERO_GLOBALS_ZERO_HPP
#define CPU_ZERO_GLOBALS_ZERO_HPP
#include "utilities/globalDefinitions.hpp"
#include "utilities/macros.hpp"
// Set the default values for platform dependent flags used by the
// runtime system. See globals.hpp for details of what they do.
define_pd_global(bool, ImplicitNullChecks, true);
define_pd_global(bool, TrapBasedNullChecks, false);
define_pd_global(bool, UncommonNullCast, true);
define_pd_global(uintx, CodeCacheSegmentSize, 64 COMPILER1_AND_COMPILER2_PRESENT(+64)); // Tiered compilation has large code-entry alignment.
define_pd_global(intx, CodeEntryAlignment, 32);
define_pd_global(intx, OptoLoopAlignment, 16);
define_pd_global(intx, InlineSmallCode, 1000);
// not used, but must satisfy following constraints:
// 1.) <VALUE> must be in the allowed range for intx *and*
// 2.) <VALUE> % BytesPerLong == 0 so as to not
// violate the constraint verifier on JVM start-up.
define_pd_global(intx, InitArrayShortSize, 0);
#define DEFAULT_STACK_YELLOW_PAGES (2)
#define DEFAULT_STACK_RED_PAGES (1)
#define DEFAULT_STACK_SHADOW_PAGES (5 LP64_ONLY(+1) DEBUG_ONLY(+3))
#define DEFAULT_STACK_RESERVED_PAGES (0)
#define MIN_STACK_YELLOW_PAGES DEFAULT_STACK_YELLOW_PAGES
#define MIN_STACK_RED_PAGES DEFAULT_STACK_RED_PAGES
#define MIN_STACK_SHADOW_PAGES DEFAULT_STACK_SHADOW_PAGES
#define MIN_STACK_RESERVED_PAGES (0)
define_pd_global(intx, StackYellowPages, DEFAULT_STACK_YELLOW_PAGES);
define_pd_global(intx, StackRedPages, DEFAULT_STACK_RED_PAGES);
define_pd_global(intx, StackShadowPages, DEFAULT_STACK_SHADOW_PAGES);
define_pd_global(intx, StackReservedPages, DEFAULT_STACK_RESERVED_PAGES);
define_pd_global(bool, VMContinuations, false);
define_pd_global(bool, RewriteBytecodes, true);
define_pd_global(bool, RewriteFrequentPairs, true);
define_pd_global(uintx, TypeProfileLevel, 0);
define_pd_global(bool, PreserveFramePointer, false);
define_pd_global(bool, CompactStrings, true);
#define ARCH_FLAGS(develop, \
product, \
notproduct, \
range, \
constraint) \
\
product(bool, UseFastEmptyMethods, true, \
"Use fast method entry code for empty methods") \
\
product(bool, UseFastAccessorMethods, true, \
"Use fast method entry code for accessor methods") \
\
product(bool, DecodeErrorContext, false, DIAGNOSTIC, \
"Try to decode the architecture-specific context for better " \
"diagnostics")
// end of ARCH_FLAGS
#endif // CPU_ZERO_GLOBALS_ZERO_HPP
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