hotspot/src/cpu/zero/vm/globals_zero.hpp
author goetz
Thu, 12 Sep 2013 13:51:13 -0700
changeset 22832 03720a5b7595
parent 17392 2f967c0e4246
child 22838 82c7497fbad4
permissions -rw-r--r--
8024344: PPC64 (part 112): C argument in register AND stack slot. Summary: On PPC, the first 13 floating point arguments to C calls are passed in floating point registers. Also, all but the first 8 arguments are passed on the stack. So there can be floating point arguments that are passed on the stack and in a register. We duplicate the regs datastructure in c_calling_convention() to represent this. Reviewed-by: kvn, cjplummer
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/*
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 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
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 * Copyright 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
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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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#ifndef CPU_ZERO_VM_GLOBALS_ZERO_HPP
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#define CPU_ZERO_VM_GLOBALS_ZERO_HPP
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#include "utilities/globalDefinitions.hpp"
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#include "utilities/macros.hpp"
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// Set the default values for platform dependent flags used by the
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// runtime system.  See globals.hpp for details of what they do.
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define_pd_global(bool,  ConvertSleepToYield,  true);
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define_pd_global(bool,  ShareVtableStubs,     true);
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define_pd_global(bool,  CountInterpCalls,     true);
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define_pd_global(bool,  NeedsDeoptSuspend,    false);
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define_pd_global(bool,  ImplicitNullChecks,   true);
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define_pd_global(bool,  UncommonNullCast,     true);
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define_pd_global(intx,  CodeEntryAlignment,   32);
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define_pd_global(intx,  OptoLoopAlignment,    16);
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define_pd_global(intx,  InlineFrequencyCount, 100);
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define_pd_global(intx,  InlineSmallCode,      1000 );
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define_pd_global(intx,  PreInflateSpin,       10);
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define_pd_global(intx,  StackYellowPages,     2);
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define_pd_global(intx,  StackRedPages,        1);
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define_pd_global(intx,  StackShadowPages,     5 LP64_ONLY(+1) DEBUG_ONLY(+3));
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define_pd_global(bool,  RewriteBytecodes,     true);
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define_pd_global(bool,  RewriteFrequentPairs, true);
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define_pd_global(bool,  UseMembar,            true);
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// GC Ergo Flags
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define_pd_global(uintx, CMSYoungGenPerWorker, 16*M);  // default max size of CMS young gen, per GC worker thread
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#define ARCH_FLAGS(develop, product, diagnostic, experimental, notproduct)
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#endif // CPU_ZERO_VM_GLOBALS_ZERO_HPP