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/*
* Copyright (c) 2007 The Hewlett-Packard Development Company
* All rights reserved.
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Gabe Black
*/
#ifndef __ARCH_X86_INTREGS_HH__
#define __ARCH_X86_INTREGS_HH__
#include "arch/x86/x86_traits.hh"
#include "base/bitunion.hh"
#include "base/logging.hh"
#include "sim/core.hh"
namespace X86ISA
{
BitUnion64(X86IntReg)
Bitfield<63,0> R;
SignedBitfield<63,0> SR;
Bitfield<31,0> E;
SignedBitfield<31,0> SE;
Bitfield<15,0> X;
SignedBitfield<15,0> SX;
Bitfield<15,8> H;
SignedBitfield<15,8> SH;
Bitfield<7, 0> L;
SignedBitfield<7, 0> SL;
EndBitUnion(X86IntReg)
enum IntRegIndex
{
INTREG_RAX,
INTREG_EAX = INTREG_RAX,
INTREG_AX = INTREG_RAX,
INTREG_AL = INTREG_RAX,
INTREG_RCX,
INTREG_ECX = INTREG_RCX,
INTREG_CX = INTREG_RCX,
INTREG_CL = INTREG_RCX,
INTREG_RDX,
INTREG_EDX = INTREG_RDX,
INTREG_DX = INTREG_RDX,
INTREG_DL = INTREG_RDX,
INTREG_RBX,
INTREG_EBX = INTREG_RBX,
INTREG_BX = INTREG_RBX,
INTREG_BL = INTREG_RBX,
INTREG_RSP,
INTREG_ESP = INTREG_RSP,
INTREG_SP = INTREG_RSP,
INTREG_SPL = INTREG_RSP,
INTREG_AH = INTREG_RSP,
INTREG_RBP,
INTREG_EBP = INTREG_RBP,
INTREG_BP = INTREG_RBP,
INTREG_BPL = INTREG_RBP,
INTREG_CH = INTREG_RBP,
INTREG_RSI,
INTREG_ESI = INTREG_RSI,
INTREG_SI = INTREG_RSI,
INTREG_SIL = INTREG_RSI,
INTREG_DH = INTREG_RSI,
INTREG_RDI,
INTREG_EDI = INTREG_RDI,
INTREG_DI = INTREG_RDI,
INTREG_DIL = INTREG_RDI,
INTREG_BH = INTREG_RDI,
INTREG_R8,
INTREG_R8D = INTREG_R8,
INTREG_R8W = INTREG_R8,
INTREG_R8B = INTREG_R8,
INTREG_R9,
INTREG_R9D = INTREG_R9,
INTREG_R9W = INTREG_R9,
INTREG_R9B = INTREG_R9,
INTREG_R10,
INTREG_R10D = INTREG_R10,
INTREG_R10W = INTREG_R10,
INTREG_R10B = INTREG_R10,
INTREG_R11,
INTREG_R11D = INTREG_R11,
INTREG_R11W = INTREG_R11,
INTREG_R11B = INTREG_R11,
INTREG_R12,
INTREG_R12D = INTREG_R12,
INTREG_R12W = INTREG_R12,
INTREG_R12B = INTREG_R12,
INTREG_R13,
INTREG_R13D = INTREG_R13,
INTREG_R13W = INTREG_R13,
INTREG_R13B = INTREG_R13,
INTREG_R14,
INTREG_R14D = INTREG_R14,
INTREG_R14W = INTREG_R14,
INTREG_R14B = INTREG_R14,
INTREG_R15,
INTREG_R15D = INTREG_R15,
INTREG_R15W = INTREG_R15,
INTREG_R15B = INTREG_R15,
NUM_INTREGS
};
// This needs to be large enough to miss all the other bits of an index.
static const IntRegIndex IntFoldBit = (IntRegIndex)(1 << 6);
inline static IntRegIndex
INTREG_MICRO(int index)
{
return (IntRegIndex)(NUM_INTREGS + index);
}
inline static IntRegIndex
INTREG_IMPLICIT(int index)
{
return (IntRegIndex)(NUM_INTREGS + NumMicroIntRegs + index);
}
inline static IntRegIndex
INTREG_FOLDED(int index, int foldBit)
{
if ((index & 0x1C) == 4 && foldBit)
index = (index - 4) | foldBit;
return (IntRegIndex)index;
}
}
#endif // __ARCH_X86_INTREGS_HH__
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