On 2012-09-22 12:52, Aurelien Jarno wrote: > On Fri, Sep 21, 2012 at 05:18:13PM -0700, Richard Henderson wrote: >> For tcg_gen_concat_i32_i64 we only use deposit if the host supports it. >> For tcg_gen_concat32_i64 even if the host does not, as we get identical >> code before and after. >> >> Note that this relies on the ANDI -> EXTU patch for the identity claim. > > I don't really get why, andi is not used in this patch.
No, but tcg_gen_deposit uses andi in its fallback implementation. r~
