Archipelago » qemu

#ifdef TARGET_ABI32

#define ADDR(x) ((x) & 0xffffffff)

#else

#define ADDR(x) (x)

#endif

/***                             Integer load                              ***/

#define SPARC_LD_OP(name, qp)                                                 \

void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void)                           \

{                                                                             \

    T1 = (target_ulong)glue(qp, MEMSUFFIX)(ADDR(T0));                         \

}

#define SPARC_LD_OP_S(name, qp)                                         \

    void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void)                 \

    {                                                                   \

        T1 = (target_long)glue(qp, MEMSUFFIX)(ADDR(T0));                      \

    }

#define SPARC_ST_OP(name, op)                                                 \

void OPPROTO glue(glue(op_, name), MEMSUFFIX)(void)                           \

{                                                                             \

    glue(op, MEMSUFFIX)(ADDR(T0), T1);                                      \

}

SPARC_LD_OP(ld, ldl);

SPARC_LD_OP(ldub, ldub);

SPARC_LD_OP(lduh, lduw);

SPARC_LD_OP_S(ldsb, ldsb);

SPARC_LD_OP_S(ldsh, ldsw);

/***                              Integer store                            ***/

SPARC_ST_OP(st, stl);

SPARC_ST_OP(stb, stb);

SPARC_ST_OP(sth, stw);

void OPPROTO glue(op_std, MEMSUFFIX)(void)

{

    uint64_t tmp = ((uint64_t)T1 << 32) | (uint64_t)(T2 & 0xffffffff);

    glue(stq, MEMSUFFIX)(ADDR(T0), tmp);

}

void OPPROTO glue(op_ldstub, MEMSUFFIX)(void)

{

    T1 = glue(ldub, MEMSUFFIX)(ADDR(T0));

    glue(stb, MEMSUFFIX)(ADDR(T0), 0xff);     /* XXX: Should be Atomically */

}

void OPPROTO glue(op_swap, MEMSUFFIX)(void)

{

    target_ulong tmp = glue(ldl, MEMSUFFIX)(ADDR(T0));

    glue(stl, MEMSUFFIX)(ADDR(T0), T1);       /* XXX: Should be Atomically */

    T1 = tmp;

}

void OPPROTO glue(op_ldd, MEMSUFFIX)(void)

{

    uint64_t tmp;

    tmp = glue(ldq, MEMSUFFIX)(ADDR(T0));

    T1 = tmp >> 32;

    T0 = tmp & 0xffffffff;

}

/***                         Floating-point store                          ***/

void OPPROTO glue(op_stf, MEMSUFFIX) (void)

{

    glue(stfl, MEMSUFFIX)(ADDR(T0), FT0);

}

void OPPROTO glue(op_stdf, MEMSUFFIX) (void)

{

    glue(stfq, MEMSUFFIX)(ADDR(T0), DT0);

}

/***                         Floating-point load                           ***/

void OPPROTO glue(op_ldf, MEMSUFFIX) (void)

{

    FT0 = glue(ldfl, MEMSUFFIX)(ADDR(T0));

}

void OPPROTO glue(op_lddf, MEMSUFFIX) (void)

{

    DT0 = glue(ldfq, MEMSUFFIX)(ADDR(T0));

}

#if defined(CONFIG_USER_ONLY)

void OPPROTO glue(op_ldqf, MEMSUFFIX) (void)

{

    // XXX add 128 bit load

    CPU_QuadU u;

    u.ll.upper = glue(ldq, MEMSUFFIX)(ADDR(T0));

    u.ll.lower = glue(ldq, MEMSUFFIX)(ADDR(T0 + 8));

    QT0 = u.q;

}

void OPPROTO glue(op_stqf, MEMSUFFIX) (void)

{

    // XXX add 128 bit store

    CPU_QuadU u;

    u.q = QT0;

    glue(stq, MEMSUFFIX)(ADDR(T0), u.ll.upper);

    glue(stq, MEMSUFFIX)(ADDR(T0 + 8), u.ll.lower);

}

#endif

#ifdef TARGET_SPARC64

void OPPROTO glue(op_lduw, MEMSUFFIX)(void)

{

    T1 = (uint64_t)(glue(ldl, MEMSUFFIX)(ADDR(T0)) & 0xffffffff);

}

void OPPROTO glue(op_ldsw, MEMSUFFIX)(void)

{

    T1 = (int64_t)(glue(ldl, MEMSUFFIX)(ADDR(T0)) & 0xffffffff);

}

SPARC_LD_OP(ldx, ldq);

SPARC_ST_OP(stx, stq);

#endif

#undef MEMSUFFIX