Analog Devices ADSP-BF53x Blackfin Reference page 386

Instruction Overview
• is set if result is zero; cleared if nonzero. In the case of two
AZ
simultaneous operations,
• is set if result is negative; cleared if non-negative. In the case of
AN
two simultaneous operations,
two.
• All other flags are unaffected.
The ADSP-BF535 processor has fewer
operate differently than subsequent Blackfin family products. For
more information on the ADSP-BF535 status flags, see
on page
Required Mode
User & Supervisor for most cases.
Explicit accesses to
require Supervisor mode. If any of these registers are explicitly accessed
from User mode, an Illegal Use of Protected Resource exception occurs.
Parallel Issue
The 32-bit versions of this instruction can be issued in parallel with spe-
cific other 16-bit instructions.
Instructions" on page 20-1.
The 16-bit versions of this instruction cannot be issued in parallel with
other instructions.
Example
r3 = r0 ;
r7 = p2 ;
r2 = a0 ;
a0 = a1 ;
9-6 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
AZ
A-3.
, ,
USP SEQSTAT
For more information, see "Issuing Parallel
represents the logical "OR" of the two.
represents the logical "OR" of the
AN
ASTAT
, ,
SYSCFG RETI RETX
flags and some flags
Table A-1
, and
RETN RETE