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sim: bfin: handle AZ updates with 16bit adds/subs 

We weren't updating AZ when doing a 16bit add or sub insn.  Implement it.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2011-03-15 20:10:40 +00:00
parent e3809a37d4
commit 227d265839
2 changed files with 6 additions and 1 deletions
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5
sim/bfin/ChangeLog
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@ -1,3 +1,8 @@
2011-03-15 Robin Getz <robin.getz@analog.com>
* bfin-sim.c (decode_dsp32alu_0): Set AZ based on val for 16bit adds
and subs.
2011-03-15 Robin Getz <robin.getz@analog.com>
* bfin-sim.c (decode_macfunc): Move acc STOREs behind op != 3 check.

2
sim/bfin/bfin-sim.c
View File

@ -4128,7 +4128,7 @@ decode_dsp32alu_0 (SIM_CPU *cpu, bu16 iw0, bu16 iw1)
SET_DREG_L (dst0, val);
SET_ASTATREG (an, val & 0x8000);
SET_ASTATREG (az, val == 0);
}
else if ((aop == 0 || aop == 2) && aopcde == 9 && s == 1)
{