On 05/31/2013 11:05 AM, Jani Kokkonen wrote:
> +static inline void tcg_out_uxt(TCGContext *s, int s_bits,
> +                               TCGReg rd, TCGReg rn)
> +{
> +    /* using ALIASes UXTB 0x53001c00, UXTH 0x53003c00
> +       of UBFM Wd, Wn, #0, #7|15 and mov */
> +    int bits = 8 * (1 << s_bits) - 1;
> +    tcg_out_ubfm(s, 0, rd, rn, 0, bits);
> +}

Err, ubfm never generates mov, does it?

Yes, you do that later,

> +    case INDEX_op_ext32u_i64:
> +        tcg_out_movr(s, 0, args[0], args[1]);
> +        break;

but the comment isn't actually correct in tcg_out_uxt, surely?


r~

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