translate.c.svn-base

我们自己开发的一个OSEK操作系统！不知道可不可以？

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_ld_asi_reg(offset, size, sign);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_ld_asi(asi, size, sign);
    }
}

static inline void gen_st_asi(int insn, int size)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_st_asi_reg(offset, size);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_st_asi(asi, size);
    }
}

static inline void gen_ldf_asi(int insn, int size, int rd)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_ldf_asi_reg(offset, size, rd);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_ldf_asi(asi, size, rd);
    }
}

static inline void gen_stf_asi(int insn, int size, int rd)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_stf_asi_reg(offset, size, rd);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_stf_asi(asi, size, rd);
    }
}

static inline void gen_swap_asi(int insn)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_swap_asi_reg(offset);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_swap_asi(asi);
    }
}

static inline void gen_ldstub_asi(int insn)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_ldstub_asi_reg(offset);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_ldstub_asi(asi);
    }
}

static inline void gen_ldda_asi(int insn)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_ldda_asi_reg(offset);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_ldda_asi(asi);
    }
}

static inline void gen_stda_asi(int insn)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_stda_asi_reg(offset);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_stda_asi(asi);
    }
}

static inline void gen_cas_asi(int insn)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_cas_asi_reg(offset);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_cas_asi(asi);
    }
}

static inline void gen_casx_asi(int insn)
{
    int asi, offset;

    if (IS_IMM) {
        offset = GET_FIELD(insn, 25, 31);
        gen_op_casx_asi_reg(offset);
    } else {
        asi = GET_FIELD(insn, 19, 26);
        gen_op_casx_asi(asi);
    }
}

#elif !defined(CONFIG_USER_ONLY)

static inline void gen_ld_asi(int insn, int size, int sign)
{
    int asi;

    asi = GET_FIELD(insn, 19, 26);
    gen_op_ld_asi(asi, size, sign);
}

static inline void gen_st_asi(int insn, int size)
{
    int asi;

    asi = GET_FIELD(insn, 19, 26);
    gen_op_st_asi(asi, size);
}

static inline void gen_ldstub_asi(int insn)
{
    int asi;

    asi = GET_FIELD(insn, 19, 26);
    gen_op_ldstub_asi(asi);
}

static inline void gen_swap_asi(int insn)
{
    int asi;

    asi = GET_FIELD(insn, 19, 26);
    gen_op_swap_asi(asi);
}

static inline void gen_ldda_asi(int insn)
{
    int asi;

    asi = GET_FIELD(insn, 19, 26);
    gen_op_ld_asi(asi, 8, 0);
}

static inline void gen_stda_asi(int insn)
{
    int asi;

    asi = GET_FIELD(insn, 19, 26);
    gen_op_st_asi(asi, 8);
}
#endif

static inline void gen_movl_imm_TN(int reg, uint32_t imm)
{
    gen_op_movl_TN_im[reg](imm);
}

static inline void gen_movl_imm_T1(uint32_t val)
{
    gen_movl_imm_TN(1, val);
}

static inline void gen_movl_imm_T0(uint32_t val)
{
    gen_movl_imm_TN(0, val);
}

static inline void gen_movl_simm_TN(int reg, int32_t imm)
{
    gen_op_movl_TN_sim[reg](imm);
}

static inline void gen_movl_simm_T1(int32_t val)
{
    gen_movl_simm_TN(1, val);
}

static inline void gen_movl_simm_T0(int32_t val)
{
    gen_movl_simm_TN(0, val);
}

static inline void gen_movl_reg_TN(int reg, int t)
{
    if (reg)
        gen_op_movl_reg_TN[t][reg] ();
    else
        gen_movl_imm_TN(t, 0);
}

static inline void gen_movl_reg_T0(int reg)
{
    gen_movl_reg_TN(reg, 0);
}

static inline void gen_movl_reg_T1(int reg)
{
    gen_movl_reg_TN(reg, 1);
}

static inline void gen_movl_reg_T2(int reg)
{
    gen_movl_reg_TN(reg, 2);
}

static inline void gen_movl_TN_reg(int reg, int t)
{
    if (reg)
        gen_op_movl_TN_reg[t][reg] ();
}

static inline void gen_movl_T0_reg(int reg)
{
    gen_movl_TN_reg(reg, 0);
}

static inline void gen_movl_T1_reg(int reg)
{
    gen_movl_TN_reg(reg, 1);
}

static inline void gen_jmp_im(target_ulong pc)
{
#ifdef TARGET_SPARC64
    if (pc == (uint32_t)pc) {
        gen_op_jmp_im(pc);
    } else {
        gen_op_jmp_im64(pc >> 32, pc);
    }
#else
    gen_op_jmp_im(pc);
#endif
}

static inline void gen_movl_npc_im(target_ulong npc)
{
#ifdef TARGET_SPARC64
    if (npc == (uint32_t)npc) {
        gen_op_movl_npc_im(npc);
    } else {
        gen_op_movq_npc_im64(npc >> 32, npc);
    }
#else
    gen_op_movl_npc_im(npc);
#endif
}

static inline void gen_goto_tb(DisasContext *s, int tb_num,
                               target_ulong pc, target_ulong npc)
{
    TranslationBlock *tb;

    tb = s->tb;
    if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
        (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK))  {
        /* jump to same page: we can use a direct jump */
        if (tb_num == 0)
            gen_op_goto_tb0(TBPARAM(tb));
        else
            gen_op_goto_tb1(TBPARAM(tb));
        gen_jmp_im(pc);
        gen_movl_npc_im(npc);
        gen_op_movl_T0_im((long)tb + tb_num);
        gen_op_exit_tb();
    } else {
        /* jump to another page: currently not optimized */
        gen_jmp_im(pc);
        gen_movl_npc_im(npc);
        gen_op_movl_T0_0();
        gen_op_exit_tb();
    }
}

static inline void gen_branch2(DisasContext *dc, target_ulong pc1,
                               target_ulong pc2)
{
    int l1;

    l1 = gen_new_label();

    gen_op_jz_T2_label(l1);

    gen_goto_tb(dc, 0, pc1, pc1 + 4);

    gen_set_label(l1);
    gen_goto_tb(dc, 1, pc2, pc2 + 4);
}

static inline void gen_branch_a(DisasContext *dc, target_ulong pc1,
                                target_ulong pc2)
{
    int l1;

    l1 = gen_new_label();

    gen_op_jz_T2_label(l1);

    gen_goto_tb(dc, 0, pc2, pc1);

    gen_set_label(l1);
    gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8);
}

static inline void gen_branch(DisasContext *dc, target_ulong pc,
                              target_ulong npc)
{
    gen_goto_tb(dc, 0, pc, npc);
}

static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2)
{
    int l1, l2;

    l1 = gen_new_label();
    l2 = gen_new_label();
    gen_op_jz_T2_label(l1);

    gen_movl_npc_im(npc1);
    gen_op_jmp_label(l2);

    gen_set_label(l1);
    gen_movl_npc_im(npc2);
    gen_set_label(l2);
}

/* call this function before using T2 as it may have been set for a jump */
static inline void flush_T2(DisasContext * dc)
{
    if (dc->npc == JUMP_PC) {
        gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1]);
        dc->npc = DYNAMIC_PC;
    }
}

static inline void save_npc(DisasContext * dc)
{
    if (dc->npc == JUMP_PC) {
        gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1]);
        dc->npc = DYNAMIC_PC;
    } else if (dc->npc != DYNAMIC_PC) {
        gen_movl_npc_im(dc->npc);
    }
}

static inline void save_state(DisasContext * dc)
{
    gen_jmp_im(dc->pc);
    save_npc(dc);
}

static inline void gen_mov_pc_npc(DisasContext * dc)
{
    if (dc->npc == JUMP_PC) {
        gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1]);
        gen_op_mov_pc_npc();
        dc->pc = DYNAMIC_PC;
    } else if (dc->npc == DYNAMIC_PC) {
        gen_op_mov_pc_npc();
        dc->pc = DYNAMIC_PC;
    } else {
        dc->pc = dc->npc;
    }
}

static GenOpFunc * const gen_cond[2][16] = {
    {
        gen_op_eval_bn,
        gen_op_eval_be,
        gen_op_eval_ble,
        gen_op_eval_bl,
        gen_op_eval_bleu,
        gen_op_eval_bcs,
        gen_op_eval_bneg,
        gen_op_eval_bvs,
        gen_op_eval_ba,
        gen_op_eval_bne,
        gen_op_eval_bg,
        gen_op_eval_bge,
        gen_op_eval_bgu,
        gen_op_eval_bcc,
        gen_op_eval_bpos,
        gen_op_eval_bvc,
    },
    {
#ifdef TARGET_SPARC64
        gen_op_eval_bn,
        gen_op_eval_xbe,
        gen_op_eval_xble,
        gen_op_eval_xbl,
        gen_op_eval_xbleu,
        gen_op_eval_xbcs,
        gen_op_eval_xbneg,
        gen_op_eval_xbvs,
        gen_op_eval_ba,
        gen_op_eval_xbne,