diff -r 4ebc2e2fb97c -r 71c04702a3d5 src/hotspot/cpu/ppc/globalDefinitions_ppc.hpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/hotspot/cpu/ppc/globalDefinitions_ppc.hpp Tue Sep 12 19:03:39 2017 +0200 @@ -0,0 +1,57 @@ +/* + * Copyright (c) 1999, 2016, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2012, 2016 SAP SE. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + +#ifndef CPU_PPC_VM_GLOBALDEFINITIONS_PPC_HPP +#define CPU_PPC_VM_GLOBALDEFINITIONS_PPC_HPP + +#ifdef CC_INTERP +#error "CC_INTERP is no longer supported. Removed in change 8145117." +#endif + +// Size of PPC Instructions +const int BytesPerInstWord = 4; + +const int StackAlignmentInBytes = 16; + +// Indicates whether the C calling conventions require that +// 32-bit integer argument values are extended to 64 bits. +const bool CCallingConventionRequiresIntsAsLongs = true; + +#define SUPPORTS_NATIVE_CX8 + +// The PPC CPUs are NOT multiple-copy-atomic. +#define CPU_NOT_MULTIPLE_COPY_ATOMIC + +// The expected size in bytes of a cache line, used to pad data structures. +#define DEFAULT_CACHE_LINE_SIZE 128 + +#if defined(COMPILER2) && (defined(AIX) || defined(LINUX)) +// Include Transactional Memory lock eliding optimization +#define INCLUDE_RTM_OPT 1 +#endif + +#define SUPPORT_RESERVED_STACK_AREA + +#endif // CPU_PPC_VM_GLOBALDEFINITIONS_PPC_HPP