Freescale Semiconductor, Inc.
To specify conditions for change in program control, condition codes must be substituted
for the letters "cc" in conditional program control opcodes. Condition test mnemonics are
given below. Refer to 5.3.3.10 Condition Tests for detailed information on condition
codes.
CC — Carry clear
CS — Carry set
EQ — Equal
LS — Low or same
LT — Less than
MI — Minus
F
— False*
NE — Not equal
PL — Plus
GE — Greater or equal
GT — Greater than
T
— True
HI — High
VC — Overflow clear
VS — Overflow set
LE — Less or equal
*Not applicable to the Bcc instruction
5.3.3.9 SYSTEM CONTROL INSTRUCTIONS. Privileged instructions, trapping
instructions, and instructions that use or modify the CCR provide system control
operations. All of these instructions cause the processor to flush the instruction pipeline.
Table 5-11 summarizes the instructions. The preceding list of condition tests also applies
to the TRAPcc instruction. Refer to 5.3.3.10 Condition Tests for detailed information on
condition codes.
MOTOROLA
MC68340 USER’S MANUAL
5- 27
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