------- Comment #2 from mikpe at it dot uu dot se 2009-06-14 10:24 -------
(In reply to comment #1)
> With 4.5 I see
> With 4.5.0 I see:
>
> push {lr}
> sub sp, sp, #12
> ldr r2, [r0]
> ldr r1, [r0, #4]
> mov r0, sp
> str r2, [sp, #4]
> bl func
> add sp, sp, #12
> pop {pc}
However, gcc-4.5-20090611 generates the longer 10-instruction code:
push {lr}
ldr r2, [r0]
sub sp, sp, #20
add r3, sp, #4
ldr r1, [r0, #4]
str r2, [r3, #4]
mov r0, r3
bl func
add sp, sp, #20
pop {pc}
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39871
