[PATCH, i386]: FIx PR target/12329, x86: local function declared with attribute((regparm(3))) gets corrupted parent frame pointer

[Eric Botcazou]

> The patch was bootstrapped and regression tested on i686-pc-linux-gnu.
> I will wait some time for possible comments before this patch is
> committed to SVN.

It would be better to avoid duplicating the existing logic and instead factor 
it into a separate function.

-- 
Eric Botcazou