src/cpu/x86/vm/register_x86.hpp
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src/cpu/x86/vm/register_x86.hpp

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   1 /*
   2  * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *


 141 // The implementation of XMM registers for the IA32 architecture
 142 class XMMRegisterImpl: public AbstractRegisterImpl {
 143  public:
 144   enum {
 145 #ifndef AMD64
 146     number_of_registers = 8
 147 #else
 148     number_of_registers = 16
 149 #endif // AMD64
 150   };
 151 
 152   // construction
 153   friend XMMRegister as_XMMRegister(int encoding);
 154 
 155   VMReg as_VMReg();
 156 
 157   // derived registers, offsets, and addresses
 158   XMMRegister successor() const                          { return as_XMMRegister(encoding() + 1); }
 159 
 160   // accessors
 161   int   encoding() const                          { assert(is_valid(), "invalid register"); return (intptr_t)this; }
 162   bool  is_valid() const                          { return 0 <= (intptr_t)this && (intptr_t)this < number_of_registers; }
 163   const char* name() const;
 164 };
 165 
 166 
 167 // The XMM registers, for P3 and up chips
 168 CONSTANT_REGISTER_DECLARATION(XMMRegister, xnoreg , (-1));
 169 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm0 , ( 0));
 170 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm1 , ( 1));
 171 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm2 , ( 2));
 172 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm3 , ( 3));
 173 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm4 , ( 4));
 174 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm5 , ( 5));
 175 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm6 , ( 6));
 176 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm7 , ( 7));
 177 #ifdef AMD64
 178 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm8,      (8));
 179 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm9,      (9));
 180 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm10,    (10));
 181 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm11,    (11));


 199 CONSTANT_REGISTER_DECLARATION(MMXRegister, mmx5 , ( 5));
 200 CONSTANT_REGISTER_DECLARATION(MMXRegister, mmx6 , ( 6));
 201 CONSTANT_REGISTER_DECLARATION(MMXRegister, mmx7 , ( 7));
 202 
 203 
 204 // Need to know the total number of registers of all sorts for SharedInfo.
 205 // Define a class that exports it.
 206 class ConcreteRegisterImpl : public AbstractRegisterImpl {
 207  public:
 208   enum {
 209   // A big enough number for C2: all the registers plus flags
 210   // This number must be large enough to cover REG_COUNT (defined by c2) registers.
 211   // There is no requirement that any ordering here matches any ordering c2 gives
 212   // it's optoregs.
 213 
 214     number_of_registers =      RegisterImpl::number_of_registers +
 215 #ifdef AMD64
 216                                RegisterImpl::number_of_registers +  // "H" half of a 64bit register
 217 #endif // AMD64
 218                            2 * FloatRegisterImpl::number_of_registers +
 219                            2 * XMMRegisterImpl::number_of_registers +
 220                            1 // eflags
 221   };
 222 
 223   static const int max_gpr;
 224   static const int max_fpr;
 225   static const int max_xmm;
 226 
 227 };
 228 
 229 #endif // CPU_X86_VM_REGISTER_X86_HPP
   1 /*
   2  * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *


 141 // The implementation of XMM registers for the IA32 architecture
 142 class XMMRegisterImpl: public AbstractRegisterImpl {
 143  public:
 144   enum {
 145 #ifndef AMD64
 146     number_of_registers = 8
 147 #else
 148     number_of_registers = 16
 149 #endif // AMD64
 150   };
 151 
 152   // construction
 153   friend XMMRegister as_XMMRegister(int encoding);
 154 
 155   VMReg as_VMReg();
 156 
 157   // derived registers, offsets, and addresses
 158   XMMRegister successor() const                          { return as_XMMRegister(encoding() + 1); }
 159 
 160   // accessors
 161   int   encoding() const                          { assert(is_valid(), err_msg("invalid register (%d)", (int)(intptr_t)this )); return (intptr_t)this; }
 162   bool  is_valid() const                          { return 0 <= (intptr_t)this && (intptr_t)this < number_of_registers; }
 163   const char* name() const;
 164 };
 165 
 166 
 167 // The XMM registers, for P3 and up chips
 168 CONSTANT_REGISTER_DECLARATION(XMMRegister, xnoreg , (-1));
 169 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm0 , ( 0));
 170 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm1 , ( 1));
 171 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm2 , ( 2));
 172 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm3 , ( 3));
 173 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm4 , ( 4));
 174 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm5 , ( 5));
 175 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm6 , ( 6));
 176 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm7 , ( 7));
 177 #ifdef AMD64
 178 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm8,      (8));
 179 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm9,      (9));
 180 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm10,    (10));
 181 CONSTANT_REGISTER_DECLARATION(XMMRegister, xmm11,    (11));


 199 CONSTANT_REGISTER_DECLARATION(MMXRegister, mmx5 , ( 5));
 200 CONSTANT_REGISTER_DECLARATION(MMXRegister, mmx6 , ( 6));
 201 CONSTANT_REGISTER_DECLARATION(MMXRegister, mmx7 , ( 7));
 202 
 203 
 204 // Need to know the total number of registers of all sorts for SharedInfo.
 205 // Define a class that exports it.
 206 class ConcreteRegisterImpl : public AbstractRegisterImpl {
 207  public:
 208   enum {
 209   // A big enough number for C2: all the registers plus flags
 210   // This number must be large enough to cover REG_COUNT (defined by c2) registers.
 211   // There is no requirement that any ordering here matches any ordering c2 gives
 212   // it's optoregs.
 213 
 214     number_of_registers =      RegisterImpl::number_of_registers +
 215 #ifdef AMD64
 216                                RegisterImpl::number_of_registers +  // "H" half of a 64bit register
 217 #endif // AMD64
 218                            2 * FloatRegisterImpl::number_of_registers +
 219                            8 * XMMRegisterImpl::number_of_registers +
 220                            1 // eflags
 221   };
 222 
 223   static const int max_gpr;
 224   static const int max_fpr;
 225   static const int max_xmm;
 226 
 227 };
 228 
 229 #endif // CPU_X86_VM_REGISTER_X86_HPP
src/cpu/x86/vm/register_x86.hpp
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