optimization problem
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kazuhirata
I installed the last version of MingW and I compiled the
last version of gcc for H8300 target. The result is
#pragma interrupt
void HandleIMIB1(void)
{
ITU_TSR1.BIT.B1 = FALSE;
}
RESULT
_HandleIMIB1:
mov.l er6,@-er7
mov.l er7,er6
mov.l er0,@-er7
mov.l er1,@-er7
mov.l er2,@-er7
mov.l er3,@-er7
mov.l #16777073,er0
mov.b @er0,r1l
and #-3,r1l
mov.b r1l,@er0
mov.l @er7+,er3
mov.l @er7+,er2
mov.l @er7+,er1
mov.l @er7+,er0
mov.l @er7+,er6
rte
.ident "GCC: (GNU) 3.3.1 (mingw special
20030804-1)"
NEEDED
_HandleIMIB1:
bclr #1,@16777073:8
rte
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see:
http://sourceforge.net/tracker/index.php?func=detail&aid=811010&group_id=24580&atid=381812