gem5/src/arch/sparc/asi.cc

/*
 * Copyright (c) 2006 The Regents of The University of Michigan
 * All rights reserved.
 *
 * 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
 *          Ali Saidi
 */

#include "arch/sparc/asi.hh"

namespace SparcISA
{

bool
asiIsBlock(ASI asi)
{
    return asi == ASI_BLK_AIUP ||
           asi == ASI_BLK_AIUS ||
           asi == ASI_BLK_AIUP_L ||
           asi == ASI_BLK_AIUS_L ||
           asi == ASI_BLK_P ||
           asi == ASI_BLK_S ||
           asi == ASI_BLK_PL ||
           asi == ASI_BLK_SL;
}

bool
asiIsPrimary(ASI asi)
{
    return asi == ASI_AIUP ||
           asi == ASI_BLK_AIUP ||
           asi == ASI_AIUP_L ||
           asi == ASI_BLK_AIUP_L ||
           asi == ASI_LDTX_AIUP ||
           asi == ASI_LDTX_AIUP_L ||
           asi == ASI_P ||
           asi == ASI_PNF ||
           asi == ASI_PL ||
           asi == ASI_PNFL ||
           asi == ASI_PST8_P ||
           asi == ASI_PST16_P ||
           asi == ASI_PST32_P ||
           asi == ASI_PST8_PL ||
           asi == ASI_PST16_PL ||
           asi == ASI_PST32_PL ||
           asi == ASI_FL8_P ||
           asi == ASI_FL16_P ||
           asi == ASI_FL8_PL ||
           asi == ASI_FL16_PL ||
           asi == ASI_LDTX_P ||
           asi == ASI_LDTX_PL ||
           asi == ASI_BLK_P ||
           asi == ASI_BLK_PL;
}

bool
asiIsSecondary(ASI asi)
{
    return asi == ASI_AIUS ||
           asi == ASI_BLK_AIUS ||
           asi == ASI_AIUS_L ||
           asi == ASI_BLK_AIUS_L ||
           asi == ASI_LDTX_AIUS ||
           asi == ASI_LDTX_AIUS_L ||
           asi == ASI_S ||
           asi == ASI_SNF ||
           asi == ASI_SL ||
           asi == ASI_SNFL ||
           asi == ASI_PST8_S ||
           asi == ASI_PST16_S ||
           asi == ASI_PST32_S ||
           asi == ASI_PST8_SL ||
           asi == ASI_PST16_SL ||
           asi == ASI_PST32_SL ||
           asi == ASI_FL8_S ||
           asi == ASI_FL16_S ||
           asi == ASI_FL8_SL ||
           asi == ASI_FL16_SL ||
           asi == ASI_LDTX_S ||
           asi == ASI_LDTX_SL ||
           asi == ASI_BLK_S ||
           asi == ASI_BLK_SL;
}

bool
asiIsNucleus(ASI asi)
{
    return asi == ASI_N ||
           asi == ASI_NL ||
           asi == ASI_LDTX_N ||
           asi == ASI_LDTX_NL;
}

bool
asiIsAsIfUser(ASI asi)
{
    return asi == ASI_AIUP ||
           asi == ASI_AIUS ||
           asi == ASI_BLK_AIUP ||
           asi == ASI_BLK_AIUS ||
           asi == ASI_AIUP_L ||
           asi == ASI_AIUS_L ||
           asi == ASI_BLK_AIUP_L ||
           asi == ASI_BLK_AIUS_L ||
           asi == ASI_LDTX_AIUP ||
           asi == ASI_LDTX_AIUS ||
           asi == ASI_LDTX_AIUP_L ||
           asi == ASI_LDTX_AIUS_L;
}

bool
asiIsIO(ASI asi)
{
    return asi == ASI_REAL_IO ||
           asi == ASI_REAL_IO_L;
}

bool
asiIsReal(ASI asi)
{
    return asi == ASI_REAL ||
           asi == ASI_REAL_IO ||
           asi == ASI_REAL_L ||
           asi == ASI_REAL_IO_L ||
           asi == ASI_LDTX_REAL ||
           asi == ASI_LDTX_REAL_L;
}

bool
asiIsLittle(ASI asi)
{
    return asi == ASI_NL ||
           asi == ASI_AIUP_L ||
           asi == ASI_AIUS_L ||
           asi == ASI_REAL_L ||
           asi == ASI_REAL_IO_L ||
           asi == ASI_BLK_AIUP_L ||
           asi == ASI_BLK_AIUS_L ||
           asi == ASI_LDTX_AIUP_L ||
           asi == ASI_LDTX_AIUS_L ||
           asi == ASI_LDTX_REAL_L ||
           asi == ASI_LDTX_NL ||
           asi == ASI_PL ||
           asi == ASI_SL ||
           asi == ASI_PNFL ||
           asi == ASI_SNFL ||
           asi == ASI_PST8_PL ||
           asi == ASI_PST8_SL ||
           asi == ASI_PST16_PL ||
           asi == ASI_PST16_SL ||
           asi == ASI_PST32_PL ||
           asi == ASI_PST32_SL ||
           asi == ASI_FL8_PL ||
           asi == ASI_FL8_SL ||
           asi == ASI_FL16_PL ||
           asi == ASI_FL16_SL ||
           asi == ASI_LDTX_PL ||
           asi == ASI_LDTX_SL ||
           asi == ASI_BLK_PL ||
           asi == ASI_BLK_SL ||
           asi == ASI_LTX_L;
}

bool
asiIsTwin(ASI asi)
{
    return (asi >= ASI_LDTX_AIUP &&
            asi <= ASI_LDTX_N &&
            asi != ASI_QUEUE) ||
           (asi >= ASI_LDTX_AIUP_L &&
            asi <= ASI_LDTX_NL &&
            asi != 0x2D) ||
           asi == ASI_LDTX_P ||
           asi == ASI_LDTX_S ||
           asi == ASI_LDTX_PL ||
           asi == ASI_LDTX_SL;
}

bool
asiIsPartialStore(ASI asi)
{
    return asi == ASI_PST8_P ||
           asi == ASI_PST8_S ||
           asi == ASI_PST16_P ||
           asi == ASI_PST16_S ||
           asi == ASI_PST32_P ||
           asi == ASI_PST32_S ||
           asi == ASI_PST8_PL ||
           asi == ASI_PST8_SL ||
           asi == ASI_PST16_PL ||
           asi == ASI_PST16_SL ||
           asi == ASI_PST32_PL ||
           asi == ASI_PST32_SL;
}

bool
asiIsFloatingLoad(ASI asi)
{
    return asi == ASI_FL8_P ||
           asi == ASI_FL8_S ||
           asi == ASI_FL16_P ||
           asi == ASI_FL16_S ||
           asi == ASI_FL8_PL ||
           asi == ASI_FL8_SL ||
           asi == ASI_FL16_PL ||
           asi == ASI_FL16_SL;
}

bool
asiIsNoFault(ASI asi)
{
    return asi == ASI_PNF ||
           asi == ASI_SNF ||
           asi == ASI_PNFL ||
           asi == ASI_SNFL;
}

bool
asiIsScratchPad(ASI asi)
{
    return asi == ASI_SCRATCHPAD ||
           asi == ASI_HYP_SCRATCHPAD;
}

bool
asiIsCmt(ASI asi)
{
    return asi == ASI_CMT_PER_STRAND ||
           asi == ASI_CMT_SHARED;
}

bool
asiIsQueue(ASI asi)
{
    return asi == ASI_QUEUE;
}

bool
asiIsInterrupt(ASI asi)
{
    return asi == ASI_SWVR_INTR_RECEIVE  ||
           asi == ASI_SWVR_UDB_INTR_W  ||
           asi == ASI_SWVR_UDB_INTR_R ;
}

bool
asiIsMmu(ASI asi)
{
    return  asi == ASI_MMU ||
            asi == ASI_LSU_CONTROL_REG  ||
           (asi >= ASI_DMMU_CTXT_ZERO_TSB_BASE_PS0 &&
            asi <= ASI_IMMU_CTXT_ZERO_CONFIG) ||
           (asi >= ASI_DMMU_CTXT_NONZERO_TSB_BASE_PS0 &&
            asi <= ASI_IMMU_CTXT_NONZERO_CONFIG) ||
           (asi >= ASI_IMMU &&
            asi <= ASI_IMMU_TSB_PS1_PTR_REG) ||
           (asi >= ASI_ITLB_DATA_IN_REG  &&
            asi <= ASI_TLB_INVALIDATE_ALL);
}

bool
asiIsUnPriv(ASI asi)
{
    return asi >= 0x80;
}

bool
asiIsPriv(ASI asi)
{
    return asi <= 0x2f;
}


bool
asiIsHPriv(ASI asi)
{
    return asi >= 0x30 && asi <= 0x7f;
}

bool
asiIsReg(ASI asi)
{
    return asiIsMmu(asi) || asiIsScratchPad(asi) ||
           asiIsSparcError(asi) || asiIsInterrupt(asi)
           || asiIsCmt(asi);
}

bool
asiIsSparcError(ASI asi)
{
    return asi == ASI_SPARC_ERROR_EN_REG ||
           asi == ASI_SPARC_ERROR_STATUS_REG;
}

}