hotspot/src/cpu/x86/vm/register_x86.cpp
author kvn
Fri, 07 Nov 2008 09:29:38 -0800
changeset 1500 bea9a90f3e8f
parent 1 489c9b5090e2
child 5547 f4b087cbb361
permissions -rw-r--r--
6462850: generate biased locking code in C2 ideal graph Summary: Inline biased locking code in C2 ideal graph during macro nodes expansion Reviewed-by: never
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/*
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 * Copyright 2000-2007 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 *
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 */
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#include "incls/_precompiled.incl"
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#include "incls/_register_x86.cpp.incl"
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#ifndef AMD64
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const int ConcreteRegisterImpl::max_gpr = RegisterImpl::number_of_registers;
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#else
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const int ConcreteRegisterImpl::max_gpr = RegisterImpl::number_of_registers << 1;
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#endif // AMD64
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const int ConcreteRegisterImpl::max_fpr = ConcreteRegisterImpl::max_gpr +
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                                                                 2 * FloatRegisterImpl::number_of_registers;
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const int ConcreteRegisterImpl::max_xmm = ConcreteRegisterImpl::max_fpr +
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                                                                 2 * XMMRegisterImpl::number_of_registers;
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const char* RegisterImpl::name() const {
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  const char* names[number_of_registers] = {
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#ifndef AMD64
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    "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi"
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#else
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    "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
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    "r8",  "r9",  "r10", "r11", "r12", "r13", "r14", "r15"
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#endif // AMD64
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  };
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  return is_valid() ? names[encoding()] : "noreg";
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}
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const char* FloatRegisterImpl::name() const {
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  const char* names[number_of_registers] = {
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    "st0", "st1", "st2", "st3", "st4", "st5", "st6", "st7"
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  };
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  return is_valid() ? names[encoding()] : "noreg";
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}
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const char* XMMRegisterImpl::name() const {
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  const char* names[number_of_registers] = {
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    "xmm0","xmm1","xmm2","xmm3","xmm4","xmm5","xmm6","xmm7"
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#ifdef AMD64
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    ,"xmm8",  "xmm9", "xmm10", "xmm11", "xmm12", "xmm13", "xmm14", "xmm15"
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#endif // AMD64
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  };
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  return is_valid() ? names[encoding()] : "xnoreg";
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}