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AIX Version 4.3 Assembler Language Reference

cror (Condition Register OR) Instruction

Purpose

Places the result of ORing two Condition Register bits in a Condition Register bit.

Syntax

cror BT,BA,BB

See "Extended Mnemonics of Condition Register Logical Instructions" for more information.

Description

The cror instruction logically ORs the Condition Register bit specified by BA and the Condition Register bit specified by BB and places the result in the target Condition Register bit specified by BT.

The cror instruction has one syntax form and does not affect the Fixed-Point Exception Register.

Parameters

BT Specifies target Condition Register bit where result of operation is stored.
BA Specifies source Condition Register bit for operation.
BB Specifies source Condition Register bit for operation.

Examples

The following code places the result of ORing Condition Register bits 8 and 4 into Condition Register bit 4:

# Assume Condition Register bit 8 is 1.
# Assume Condition Register bit 4 is 0.
cror 4,8,4
# Condition Register bit 4 is now 1.

Related Information

Branch Processor.

Condition Register Instructions.


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