コード例 #1
0
ファイル: tcg-target.c プロジェクト: 32bitmicro/riscv-qemu
/* Write value (native size). */
static void tcg_out_i(TCGContext *s, tcg_target_ulong v)
{
    if (TCG_TARGET_REG_BITS == 32) {
        tcg_out32(s, v);
    } else {
        tcg_out64(s, v);
    }
}
コード例 #2
0
ファイル: tcg-target.c プロジェクト: 32bitmicro/riscv-qemu
/* Write register or constant (64 bit). */
static void tcg_out_ri64(TCGContext *s, int const_arg, TCGArg arg)
{
    if (const_arg) {
        assert(const_arg == 1);
        tcg_out8(s, TCG_CONST);
        tcg_out64(s, arg);
    } else {
        tcg_out_r(s, arg);
    }
}
コード例 #3
0
ファイル: tcg-target.c プロジェクト: 32bitmicro/riscv-qemu
static void tcg_out_movi(TCGContext *s, TCGType type,
                         TCGReg t0, tcg_target_long arg)
{
    uint8_t *old_code_ptr = s->code_ptr;
    uint32_t arg32 = arg;
    if (type == TCG_TYPE_I32 || arg == arg32) {
        tcg_out_op_t(s, INDEX_op_movi_i32);
        tcg_out_r(s, t0);
        tcg_out32(s, arg32);
    } else {
        assert(type == TCG_TYPE_I64);
#if TCG_TARGET_REG_BITS == 64
        tcg_out_op_t(s, INDEX_op_movi_i64);
        tcg_out_r(s, t0);
        tcg_out64(s, arg);
#else
        TODO();
#endif
    }
    old_code_ptr[1] = s->code_ptr - old_code_ptr;
}
コード例 #4
0
ファイル: tcg-target.c プロジェクト: 32bitmicro/riscv-qemu
static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
                       const int *const_args)
{
    uint8_t *old_code_ptr = s->code_ptr;

    tcg_out_op_t(s, opc);

    switch (opc) {
    case INDEX_op_exit_tb:
        tcg_out64(s, args[0]);
        break;
    case INDEX_op_goto_tb:
        if (s->tb_jmp_offset) {
            /* Direct jump method. */
            assert(args[0] < ARRAY_SIZE(s->tb_jmp_offset));
            s->tb_jmp_offset[args[0]] = tcg_current_code_size(s);
            tcg_out32(s, 0);
        } else {
            /* Indirect jump method. */
            TODO();
        }
        assert(args[0] < ARRAY_SIZE(s->tb_next_offset));
        s->tb_next_offset[args[0]] = tcg_current_code_size(s);
        break;
    case INDEX_op_br:
        tci_out_label(s, arg_label(args[0]));
        break;
    case INDEX_op_setcond_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        tcg_out8(s, args[3]);   /* condition */
        break;
#if TCG_TARGET_REG_BITS == 32
    case INDEX_op_setcond2_i32:
        /* setcond2_i32 cond, t0, t1_low, t1_high, t2_low, t2_high */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        tcg_out_ri32(s, const_args[3], args[3]);
        tcg_out_ri32(s, const_args[4], args[4]);
        tcg_out8(s, args[5]);   /* condition */
        break;
#elif TCG_TARGET_REG_BITS == 64
    case INDEX_op_setcond_i64:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_ri64(s, const_args[2], args[2]);
        tcg_out8(s, args[3]);   /* condition */
        break;
#endif
    case INDEX_op_ld8u_i32:
    case INDEX_op_ld8s_i32:
    case INDEX_op_ld16u_i32:
    case INDEX_op_ld16s_i32:
    case INDEX_op_ld_i32:
    case INDEX_op_st8_i32:
    case INDEX_op_st16_i32:
    case INDEX_op_st_i32:
    case INDEX_op_ld8u_i64:
    case INDEX_op_ld8s_i64:
    case INDEX_op_ld16u_i64:
    case INDEX_op_ld16s_i64:
    case INDEX_op_ld32u_i64:
    case INDEX_op_ld32s_i64:
    case INDEX_op_ld_i64:
    case INDEX_op_st8_i64:
    case INDEX_op_st16_i64:
    case INDEX_op_st32_i64:
    case INDEX_op_st_i64:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        assert(args[2] == (int32_t)args[2]);
        tcg_out32(s, args[2]);
        break;
    case INDEX_op_add_i32:
    case INDEX_op_sub_i32:
    case INDEX_op_mul_i32:
    case INDEX_op_and_i32:
    case INDEX_op_andc_i32:     /* Optional (TCG_TARGET_HAS_andc_i32). */
    case INDEX_op_eqv_i32:      /* Optional (TCG_TARGET_HAS_eqv_i32). */
    case INDEX_op_nand_i32:     /* Optional (TCG_TARGET_HAS_nand_i32). */
    case INDEX_op_nor_i32:      /* Optional (TCG_TARGET_HAS_nor_i32). */
    case INDEX_op_or_i32:
    case INDEX_op_orc_i32:      /* Optional (TCG_TARGET_HAS_orc_i32). */
    case INDEX_op_xor_i32:
    case INDEX_op_shl_i32:
    case INDEX_op_shr_i32:
    case INDEX_op_sar_i32:
    case INDEX_op_rotl_i32:     /* Optional (TCG_TARGET_HAS_rot_i32). */
    case INDEX_op_rotr_i32:     /* Optional (TCG_TARGET_HAS_rot_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_ri32(s, const_args[1], args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        break;
    case INDEX_op_deposit_i32:  /* Optional (TCG_TARGET_HAS_deposit_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        assert(args[3] <= UINT8_MAX);
        tcg_out8(s, args[3]);
        assert(args[4] <= UINT8_MAX);
        tcg_out8(s, args[4]);
        break;

#if TCG_TARGET_REG_BITS == 64
    case INDEX_op_add_i64:
    case INDEX_op_sub_i64:
    case INDEX_op_mul_i64:
    case INDEX_op_and_i64:
    case INDEX_op_andc_i64:     /* Optional (TCG_TARGET_HAS_andc_i64). */
    case INDEX_op_eqv_i64:      /* Optional (TCG_TARGET_HAS_eqv_i64). */
    case INDEX_op_nand_i64:     /* Optional (TCG_TARGET_HAS_nand_i64). */
    case INDEX_op_nor_i64:      /* Optional (TCG_TARGET_HAS_nor_i64). */
    case INDEX_op_or_i64:
    case INDEX_op_orc_i64:      /* Optional (TCG_TARGET_HAS_orc_i64). */
    case INDEX_op_xor_i64:
    case INDEX_op_shl_i64:
    case INDEX_op_shr_i64:
    case INDEX_op_sar_i64:
    case INDEX_op_rotl_i64:     /* Optional (TCG_TARGET_HAS_rot_i64). */
    case INDEX_op_rotr_i64:     /* Optional (TCG_TARGET_HAS_rot_i64). */
        tcg_out_r(s, args[0]);
        tcg_out_ri64(s, const_args[1], args[1]);
        tcg_out_ri64(s, const_args[2], args[2]);
        break;
    case INDEX_op_deposit_i64:  /* Optional (TCG_TARGET_HAS_deposit_i64). */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        assert(args[3] <= UINT8_MAX);
        tcg_out8(s, args[3]);
        assert(args[4] <= UINT8_MAX);
        tcg_out8(s, args[4]);
        break;
    case INDEX_op_div_i64:      /* Optional (TCG_TARGET_HAS_div_i64). */
    case INDEX_op_divu_i64:     /* Optional (TCG_TARGET_HAS_div_i64). */
    case INDEX_op_rem_i64:      /* Optional (TCG_TARGET_HAS_div_i64). */
    case INDEX_op_remu_i64:     /* Optional (TCG_TARGET_HAS_div_i64). */
        TODO();
        break;
    case INDEX_op_div2_i64:     /* Optional (TCG_TARGET_HAS_div2_i64). */
    case INDEX_op_divu2_i64:    /* Optional (TCG_TARGET_HAS_div2_i64). */
        TODO();
        break;
    case INDEX_op_brcond_i64:
        tcg_out_r(s, args[0]);
        tcg_out_ri64(s, const_args[1], args[1]);
        tcg_out8(s, args[2]);           /* condition */
        tci_out_label(s, arg_label(args[3]));
        break;
    case INDEX_op_bswap16_i64:  /* Optional (TCG_TARGET_HAS_bswap16_i64). */
    case INDEX_op_bswap32_i64:  /* Optional (TCG_TARGET_HAS_bswap32_i64). */
    case INDEX_op_bswap64_i64:  /* Optional (TCG_TARGET_HAS_bswap64_i64). */
    case INDEX_op_not_i64:      /* Optional (TCG_TARGET_HAS_not_i64). */
    case INDEX_op_neg_i64:      /* Optional (TCG_TARGET_HAS_neg_i64). */
    case INDEX_op_ext8s_i64:    /* Optional (TCG_TARGET_HAS_ext8s_i64). */
    case INDEX_op_ext8u_i64:    /* Optional (TCG_TARGET_HAS_ext8u_i64). */
    case INDEX_op_ext16s_i64:   /* Optional (TCG_TARGET_HAS_ext16s_i64). */
    case INDEX_op_ext16u_i64:   /* Optional (TCG_TARGET_HAS_ext16u_i64). */
    case INDEX_op_ext32s_i64:   /* Optional (TCG_TARGET_HAS_ext32s_i64). */
    case INDEX_op_ext32u_i64:   /* Optional (TCG_TARGET_HAS_ext32u_i64). */
    case INDEX_op_ext_i32_i64:
    case INDEX_op_extu_i32_i64:
#endif /* TCG_TARGET_REG_BITS == 64 */
    case INDEX_op_neg_i32:      /* Optional (TCG_TARGET_HAS_neg_i32). */
    case INDEX_op_not_i32:      /* Optional (TCG_TARGET_HAS_not_i32). */
    case INDEX_op_ext8s_i32:    /* Optional (TCG_TARGET_HAS_ext8s_i32). */
    case INDEX_op_ext16s_i32:   /* Optional (TCG_TARGET_HAS_ext16s_i32). */
    case INDEX_op_ext8u_i32:    /* Optional (TCG_TARGET_HAS_ext8u_i32). */
    case INDEX_op_ext16u_i32:   /* Optional (TCG_TARGET_HAS_ext16u_i32). */
    case INDEX_op_bswap16_i32:  /* Optional (TCG_TARGET_HAS_bswap16_i32). */
    case INDEX_op_bswap32_i32:  /* Optional (TCG_TARGET_HAS_bswap32_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        break;
    case INDEX_op_div_i32:      /* Optional (TCG_TARGET_HAS_div_i32). */
    case INDEX_op_divu_i32:     /* Optional (TCG_TARGET_HAS_div_i32). */
    case INDEX_op_rem_i32:      /* Optional (TCG_TARGET_HAS_div_i32). */
    case INDEX_op_remu_i32:     /* Optional (TCG_TARGET_HAS_div_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_ri32(s, const_args[1], args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        break;
    case INDEX_op_div2_i32:     /* Optional (TCG_TARGET_HAS_div2_i32). */
    case INDEX_op_divu2_i32:    /* Optional (TCG_TARGET_HAS_div2_i32). */
        TODO();
        break;
#if TCG_TARGET_REG_BITS == 32
    case INDEX_op_add2_i32:
    case INDEX_op_sub2_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        tcg_out_r(s, args[3]);
        tcg_out_r(s, args[4]);
        tcg_out_r(s, args[5]);
        break;
    case INDEX_op_brcond2_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        tcg_out_ri32(s, const_args[3], args[3]);
        tcg_out8(s, args[4]);           /* condition */
        tci_out_label(s, arg_label(args[5]));
        break;
    case INDEX_op_mulu2_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        tcg_out_r(s, args[3]);
        break;
#endif
    case INDEX_op_brcond_i32:
        tcg_out_r(s, args[0]);
        tcg_out_ri32(s, const_args[1], args[1]);
        tcg_out8(s, args[2]);           /* condition */
        tci_out_label(s, arg_label(args[3]));
        break;
    case INDEX_op_qemu_ld_i32:
        tcg_out_r(s, *args++);
        tcg_out_r(s, *args++);
        if (TARGET_LONG_BITS > TCG_TARGET_REG_BITS) {
            tcg_out_r(s, *args++);
        }
        tcg_out_i(s, *args++);
        break;
    case INDEX_op_qemu_ld_i64:
        tcg_out_r(s, *args++);
        if (TCG_TARGET_REG_BITS == 32) {
            tcg_out_r(s, *args++);
        }
        tcg_out_r(s, *args++);
        if (TARGET_LONG_BITS > TCG_TARGET_REG_BITS) {
            tcg_out_r(s, *args++);
        }
        tcg_out_i(s, *args++);
        break;
    case INDEX_op_qemu_st_i32:
        tcg_out_r(s, *args++);
        tcg_out_r(s, *args++);
        if (TARGET_LONG_BITS > TCG_TARGET_REG_BITS) {
            tcg_out_r(s, *args++);
        }
        tcg_out_i(s, *args++);
        break;
    case INDEX_op_qemu_st_i64:
        tcg_out_r(s, *args++);
        if (TCG_TARGET_REG_BITS == 32) {
            tcg_out_r(s, *args++);
        }
        tcg_out_r(s, *args++);
        if (TARGET_LONG_BITS > TCG_TARGET_REG_BITS) {
            tcg_out_r(s, *args++);
        }
        tcg_out_i(s, *args++);
        break;
    case INDEX_op_mov_i32:  /* Always emitted via tcg_out_mov.  */
    case INDEX_op_mov_i64:
    case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi.  */
    case INDEX_op_movi_i64:
    case INDEX_op_call:     /* Always emitted via tcg_out_call.  */
    default:
        tcg_abort();
    }
    old_code_ptr[1] = s->code_ptr - old_code_ptr;
}
コード例 #5
0
ファイル: tcg-target.c プロジェクト: sunlrain/qemu
static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
                       const int *const_args)
{
    uint8_t *old_code_ptr = s->code_ptr;

    tcg_out_op_t(s, opc);

    switch (opc) {
    case INDEX_op_exit_tb:
        tcg_out64(s, args[0]);
        break;
    case INDEX_op_goto_tb:
        if (s->tb_jmp_offset) {
            /* Direct jump method. */
            assert(args[0] < ARRAY_SIZE(s->tb_jmp_offset));
            s->tb_jmp_offset[args[0]] = s->code_ptr - s->code_buf;
            tcg_out32(s, 0);
        } else {
            /* Indirect jump method. */
            TODO();
        }
        assert(args[0] < ARRAY_SIZE(s->tb_next_offset));
        s->tb_next_offset[args[0]] = s->code_ptr - s->code_buf;
        break;
    case INDEX_op_br:
        tci_out_label(s, args[0]);
        break;
    case INDEX_op_call:
        tcg_out_ri(s, const_args[0], args[0]);
        break;
    case INDEX_op_setcond_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        tcg_out8(s, args[3]);   /* condition */
        break;
#if TCG_TARGET_REG_BITS == 32
    case INDEX_op_setcond2_i32:
        /* setcond2_i32 cond, t0, t1_low, t1_high, t2_low, t2_high */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        tcg_out_ri32(s, const_args[3], args[3]);
        tcg_out_ri32(s, const_args[4], args[4]);
        tcg_out8(s, args[5]);   /* condition */
        break;
#elif TCG_TARGET_REG_BITS == 64
    case INDEX_op_setcond_i64:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_ri64(s, const_args[2], args[2]);
        tcg_out8(s, args[3]);   /* condition */
        break;
#endif
    case INDEX_op_movi_i32:
        TODO(); /* Handled by tcg_out_movi? */
        break;
    case INDEX_op_ld8u_i32:
    case INDEX_op_ld8s_i32:
    case INDEX_op_ld16u_i32:
    case INDEX_op_ld16s_i32:
    case INDEX_op_ld_i32:
    case INDEX_op_st8_i32:
    case INDEX_op_st16_i32:
    case INDEX_op_st_i32:
    case INDEX_op_ld8u_i64:
    case INDEX_op_ld8s_i64:
    case INDEX_op_ld16u_i64:
    case INDEX_op_ld16s_i64:
    case INDEX_op_ld32u_i64:
    case INDEX_op_ld32s_i64:
    case INDEX_op_ld_i64:
    case INDEX_op_st8_i64:
    case INDEX_op_st16_i64:
    case INDEX_op_st32_i64:
    case INDEX_op_st_i64:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        assert(args[2] == (int32_t)args[2]);
        tcg_out32(s, args[2]);
        break;
    case INDEX_op_add_i32:
    case INDEX_op_sub_i32:
    case INDEX_op_mul_i32:
    case INDEX_op_and_i32:
    case INDEX_op_andc_i32:     /* Optional (TCG_TARGET_HAS_andc_i32). */
    case INDEX_op_eqv_i32:      /* Optional (TCG_TARGET_HAS_eqv_i32). */
    case INDEX_op_nand_i32:     /* Optional (TCG_TARGET_HAS_nand_i32). */
    case INDEX_op_nor_i32:      /* Optional (TCG_TARGET_HAS_nor_i32). */
    case INDEX_op_or_i32:
    case INDEX_op_orc_i32:      /* Optional (TCG_TARGET_HAS_orc_i32). */
    case INDEX_op_xor_i32:
    case INDEX_op_shl_i32:
    case INDEX_op_shr_i32:
    case INDEX_op_sar_i32:
    case INDEX_op_rotl_i32:     /* Optional (TCG_TARGET_HAS_rot_i32). */
    case INDEX_op_rotr_i32:     /* Optional (TCG_TARGET_HAS_rot_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_ri32(s, const_args[1], args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        break;
    case INDEX_op_deposit_i32:  /* Optional (TCG_TARGET_HAS_deposit_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        assert(args[3] <= UINT8_MAX);
        tcg_out8(s, args[3]);
        assert(args[4] <= UINT8_MAX);
        tcg_out8(s, args[4]);
        break;

#if TCG_TARGET_REG_BITS == 64
    case INDEX_op_mov_i64:
    case INDEX_op_movi_i64:
        TODO();
        break;
    case INDEX_op_add_i64:
    case INDEX_op_sub_i64:
    case INDEX_op_mul_i64:
    case INDEX_op_and_i64:
    case INDEX_op_andc_i64:     /* Optional (TCG_TARGET_HAS_andc_i64). */
    case INDEX_op_eqv_i64:      /* Optional (TCG_TARGET_HAS_eqv_i64). */
    case INDEX_op_nand_i64:     /* Optional (TCG_TARGET_HAS_nand_i64). */
    case INDEX_op_nor_i64:      /* Optional (TCG_TARGET_HAS_nor_i64). */
    case INDEX_op_or_i64:
    case INDEX_op_orc_i64:      /* Optional (TCG_TARGET_HAS_orc_i64). */
    case INDEX_op_xor_i64:
    case INDEX_op_shl_i64:
    case INDEX_op_shr_i64:
    case INDEX_op_sar_i64:
    case INDEX_op_rotl_i64:     /* Optional (TCG_TARGET_HAS_rot_i64). */
    case INDEX_op_rotr_i64:     /* Optional (TCG_TARGET_HAS_rot_i64). */
        tcg_out_r(s, args[0]);
        tcg_out_ri64(s, const_args[1], args[1]);
        tcg_out_ri64(s, const_args[2], args[2]);
        break;
    case INDEX_op_deposit_i64:  /* Optional (TCG_TARGET_HAS_deposit_i64). */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        assert(args[3] <= UINT8_MAX);
        tcg_out8(s, args[3]);
        assert(args[4] <= UINT8_MAX);
        tcg_out8(s, args[4]);
        break;
    case INDEX_op_div_i64:      /* Optional (TCG_TARGET_HAS_div_i64). */
    case INDEX_op_divu_i64:     /* Optional (TCG_TARGET_HAS_div_i64). */
    case INDEX_op_rem_i64:      /* Optional (TCG_TARGET_HAS_div_i64). */
    case INDEX_op_remu_i64:     /* Optional (TCG_TARGET_HAS_div_i64). */
        TODO();
        break;
    case INDEX_op_div2_i64:     /* Optional (TCG_TARGET_HAS_div2_i64). */
    case INDEX_op_divu2_i64:    /* Optional (TCG_TARGET_HAS_div2_i64). */
        TODO();
        break;
    case INDEX_op_brcond_i64:
        tcg_out_r(s, args[0]);
        tcg_out_ri64(s, const_args[1], args[1]);
        tcg_out8(s, args[2]);           /* condition */
        tci_out_label(s, args[3]);
        break;
    case INDEX_op_bswap16_i64:  /* Optional (TCG_TARGET_HAS_bswap16_i64). */
    case INDEX_op_bswap32_i64:  /* Optional (TCG_TARGET_HAS_bswap32_i64). */
    case INDEX_op_bswap64_i64:  /* Optional (TCG_TARGET_HAS_bswap64_i64). */
    case INDEX_op_not_i64:      /* Optional (TCG_TARGET_HAS_not_i64). */
    case INDEX_op_neg_i64:      /* Optional (TCG_TARGET_HAS_neg_i64). */
    case INDEX_op_ext8s_i64:    /* Optional (TCG_TARGET_HAS_ext8s_i64). */
    case INDEX_op_ext8u_i64:    /* Optional (TCG_TARGET_HAS_ext8u_i64). */
    case INDEX_op_ext16s_i64:   /* Optional (TCG_TARGET_HAS_ext16s_i64). */
    case INDEX_op_ext16u_i64:   /* Optional (TCG_TARGET_HAS_ext16u_i64). */
    case INDEX_op_ext32s_i64:   /* Optional (TCG_TARGET_HAS_ext32s_i64). */
    case INDEX_op_ext32u_i64:   /* Optional (TCG_TARGET_HAS_ext32u_i64). */
#endif /* TCG_TARGET_REG_BITS == 64 */
    case INDEX_op_neg_i32:      /* Optional (TCG_TARGET_HAS_neg_i32). */
    case INDEX_op_not_i32:      /* Optional (TCG_TARGET_HAS_not_i32). */
    case INDEX_op_ext8s_i32:    /* Optional (TCG_TARGET_HAS_ext8s_i32). */
    case INDEX_op_ext16s_i32:   /* Optional (TCG_TARGET_HAS_ext16s_i32). */
    case INDEX_op_ext8u_i32:    /* Optional (TCG_TARGET_HAS_ext8u_i32). */
    case INDEX_op_ext16u_i32:   /* Optional (TCG_TARGET_HAS_ext16u_i32). */
    case INDEX_op_bswap16_i32:  /* Optional (TCG_TARGET_HAS_bswap16_i32). */
    case INDEX_op_bswap32_i32:  /* Optional (TCG_TARGET_HAS_bswap32_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        break;
    case INDEX_op_div_i32:      /* Optional (TCG_TARGET_HAS_div_i32). */
    case INDEX_op_divu_i32:     /* Optional (TCG_TARGET_HAS_div_i32). */
    case INDEX_op_rem_i32:      /* Optional (TCG_TARGET_HAS_div_i32). */
    case INDEX_op_remu_i32:     /* Optional (TCG_TARGET_HAS_div_i32). */
        tcg_out_r(s, args[0]);
        tcg_out_ri32(s, const_args[1], args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        break;
    case INDEX_op_div2_i32:     /* Optional (TCG_TARGET_HAS_div2_i32). */
    case INDEX_op_divu2_i32:    /* Optional (TCG_TARGET_HAS_div2_i32). */
        TODO();
        break;
#if TCG_TARGET_REG_BITS == 32
    case INDEX_op_add2_i32:
    case INDEX_op_sub2_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        tcg_out_r(s, args[3]);
        tcg_out_r(s, args[4]);
        tcg_out_r(s, args[5]);
        break;
    case INDEX_op_brcond2_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_ri32(s, const_args[2], args[2]);
        tcg_out_ri32(s, const_args[3], args[3]);
        tcg_out8(s, args[4]);           /* condition */
        tci_out_label(s, args[5]);
        break;
    case INDEX_op_mulu2_i32:
        tcg_out_r(s, args[0]);
        tcg_out_r(s, args[1]);
        tcg_out_r(s, args[2]);
        tcg_out_r(s, args[3]);
        break;
#endif
    case INDEX_op_brcond_i32:
        tcg_out_r(s, args[0]);
        tcg_out_ri32(s, const_args[1], args[1]);
        tcg_out8(s, args[2]);           /* condition */
        tci_out_label(s, args[3]);
        break;
    case INDEX_op_qemu_ld8u:
    case INDEX_op_qemu_ld8s:
    case INDEX_op_qemu_ld16u:
    case INDEX_op_qemu_ld16s:
    case INDEX_op_qemu_ld32:
#if TCG_TARGET_REG_BITS == 64
    case INDEX_op_qemu_ld32s:
    case INDEX_op_qemu_ld32u:
#endif
        tcg_out_r(s, *args++);
        tcg_out_r(s, *args++);
#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
        tcg_out_r(s, *args++);
#endif
#ifdef CONFIG_SOFTMMU
        tcg_out_i(s, *args);
#endif
        break;
    case INDEX_op_qemu_ld64:
        tcg_out_r(s, *args++);
#if TCG_TARGET_REG_BITS == 32
        tcg_out_r(s, *args++);
#endif
        tcg_out_r(s, *args++);
#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
        tcg_out_r(s, *args++);
#endif
#ifdef CONFIG_SOFTMMU
        tcg_out_i(s, *args);
#endif
        break;
    case INDEX_op_qemu_st8:
    case INDEX_op_qemu_st16:
    case INDEX_op_qemu_st32:
        tcg_out_r(s, *args++);
        tcg_out_r(s, *args++);
#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
        tcg_out_r(s, *args++);
#endif
#ifdef CONFIG_SOFTMMU
        tcg_out_i(s, *args);
#endif
        break;
    case INDEX_op_qemu_st64:
        tcg_out_r(s, *args++);
#if TCG_TARGET_REG_BITS == 32
        tcg_out_r(s, *args++);
#endif
        tcg_out_r(s, *args++);
#if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
        tcg_out_r(s, *args++);
#endif
#ifdef CONFIG_SOFTMMU
        tcg_out_i(s, *args);
#endif
        break;
    case INDEX_op_end:
        TODO();
        break;
    default:
        fprintf(stderr, "Missing: %s\n", tcg_op_defs[opc].name);
        tcg_abort();
    }
    old_code_ptr[1] = s->code_ptr - old_code_ptr;
}