target-ppc/op.c

/*
 *  PowerPC emulation micro-operations for qemu.
 *
 *  Copyright (c) 2003-2007 Jocelyn Mayer
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

//#define DEBUG_OP

#include "config.h"
#include "exec.h"
#include "host-utils.h"
#include "helper_regs.h"
#include "op_helper.h"

#if !defined(CONFIG_USER_ONLY)
void OPPROTO op_load_sdr1 (void)
{
    T0 = env->sdr1;
    RETURN();
}

void OPPROTO op_store_sdr1 (void)
{
    do_store_sdr1(env, T0);
    RETURN();
}

#if defined (TARGET_PPC64)
void OPPROTO op_load_asr (void)
{
    T0 = env->asr;
    RETURN();
}

void OPPROTO op_store_asr (void)
{
    ppc_store_asr(env, T0);
    RETURN();
}
#endif
#endif

/* SPR */
void OPPROTO op_load_spr (void)
{
    T0 = env->spr[PARAM1];
    RETURN();
}

void OPPROTO op_store_spr (void)
{
    env->spr[PARAM1] = T0;
    RETURN();
}

void OPPROTO op_load_dump_spr (void)
{
    T0 = ppc_load_dump_spr(PARAM1);
    RETURN();
}

void OPPROTO op_store_dump_spr (void)
{
    ppc_store_dump_spr(PARAM1, T0);
    RETURN();
}

void OPPROTO op_mask_spr (void)
{
    env->spr[PARAM1] &= ~T0;
    RETURN();
}

void OPPROTO op_load_tbl (void)
{
    T0 = cpu_ppc_load_tbl(env);
    RETURN();
}

void OPPROTO op_load_tbu (void)
{
    T0 = cpu_ppc_load_tbu(env);
    RETURN();
}

void OPPROTO op_load_atbl (void)
{
    T0 = cpu_ppc_load_atbl(env);
    RETURN();
}

void OPPROTO op_load_atbu (void)
{
    T0 = cpu_ppc_load_atbu(env);
    RETURN();
}

#if !defined(CONFIG_USER_ONLY)
void OPPROTO op_store_tbl (void)
{
    cpu_ppc_store_tbl(env, T0);
    RETURN();
}

void OPPROTO op_store_tbu (void)
{
    cpu_ppc_store_tbu(env, T0);
    RETURN();
}

void OPPROTO op_store_atbl (void)
{
    cpu_ppc_store_atbl(env, T0);
    RETURN();
}

void OPPROTO op_store_atbu (void)
{
    cpu_ppc_store_atbu(env, T0);
    RETURN();
}

void OPPROTO op_load_decr (void)
{
    T0 = cpu_ppc_load_decr(env);
    RETURN();
}

void OPPROTO op_store_decr (void)
{
    cpu_ppc_store_decr(env, T0);
    RETURN();
}

void OPPROTO op_load_ibat (void)
{
    T0 = env->IBAT[PARAM1][PARAM2];
    RETURN();
}

void OPPROTO op_store_ibatu (void)
{
    do_store_ibatu(env, PARAM1, T0);
    RETURN();
}

void OPPROTO op_store_ibatl (void)
{
#if 1
    env->IBAT[1][PARAM1] = T0;
#else
    do_store_ibatl(env, PARAM1, T0);
#endif
    RETURN();
}

void OPPROTO op_load_dbat (void)
{
    T0 = env->DBAT[PARAM1][PARAM2];
    RETURN();
}

void OPPROTO op_store_dbatu (void)
{
    do_store_dbatu(env, PARAM1, T0);
    RETURN();
}

void OPPROTO op_store_dbatl (void)
{
#if 1
    env->DBAT[1][PARAM1] = T0;
#else
    do_store_dbatl(env, PARAM1, T0);
#endif
    RETURN();
}
#endif /* !defined(CONFIG_USER_ONLY) */

/* Return from interrupt */
#if !defined(CONFIG_USER_ONLY)
/* Exception vectors */
void OPPROTO op_store_excp_prefix (void)
{
    T0 &= env->ivpr_mask;
    env->excp_prefix = T0;
    RETURN();
}

void OPPROTO op_store_excp_vector (void)
{
    T0 &= env->ivor_mask;
    env->excp_vectors[PARAM1] = T0;
    RETURN();
}
#endif

/* 601 specific */
void OPPROTO op_load_601_rtcl (void)
{
    T0 = cpu_ppc601_load_rtcl(env);
    RETURN();
}

void OPPROTO op_load_601_rtcu (void)
{
    T0 = cpu_ppc601_load_rtcu(env);
    RETURN();
}

#if !defined(CONFIG_USER_ONLY)
void OPPROTO op_store_601_rtcl (void)
{
    cpu_ppc601_store_rtcl(env, T0);
    RETURN();
}

void OPPROTO op_store_601_rtcu (void)
{
    cpu_ppc601_store_rtcu(env, T0);
    RETURN();
}

void OPPROTO op_store_hid0_601 (void)
{
    do_store_hid0_601();
    RETURN();
}

void OPPROTO op_load_601_bat (void)
{
    T0 = env->IBAT[PARAM1][PARAM2];
    RETURN();
}

void OPPROTO op_store_601_batl (void)
{
    do_store_ibatl_601(env, PARAM1, T0);
    RETURN();
}

void OPPROTO op_store_601_batu (void)
{
    do_store_ibatu_601(env, PARAM1, T0);
    RETURN();
}
#endif /* !defined(CONFIG_USER_ONLY) */

/* SPR micro-ops */
/* 440 specific */
#if !defined(CONFIG_USER_ONLY)
void OPPROTO op_store_pir (void)
{
    env->spr[SPR_PIR] = T0 & 0x0000000FUL;
    RETURN();
}

void OPPROTO op_load_403_pb (void)
{
    do_load_403_pb(PARAM1);
    RETURN();
}

void OPPROTO op_store_403_pb (void)
{
    do_store_403_pb(PARAM1);
    RETURN();
}

void OPPROTO op_load_40x_pit (void)
{
    T0 = load_40x_pit(env);
    RETURN();
}

void OPPROTO op_store_40x_pit (void)
{
    store_40x_pit(env, T0);
    RETURN();
}

void OPPROTO op_store_40x_dbcr0 (void)
{
    store_40x_dbcr0(env, T0);
    RETURN();
}

void OPPROTO op_store_40x_sler (void)
{
    store_40x_sler(env, T0);
    RETURN();
}

void OPPROTO op_store_booke_tcr (void)
{
    store_booke_tcr(env, T0);
    RETURN();
}

void OPPROTO op_store_booke_tsr (void)
{
    store_booke_tsr(env, T0);
    RETURN();
}
#endif /* !defined(CONFIG_USER_ONLY) */