[ Previous | Next | Contents | Home | Search ]
AIX Version 4.3 Assembler Language Reference

crnand (Condition Register NAND) Instruction

Purpose

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

Syntax

crnand BT,BA,BB

Description

The crnand instruction logically ANDs the Condition Register bit specified by BA and the Condition Register bit specified by BB and places the complemented result in the target Condition Register bit specified by BT.

The crnand 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 logically ANDs Condition Register bits 8 and 4 and places the complemented result into Condition Register bit 4:

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

Related Information

Branch Processor.

Condition Register Instructions.


[ Previous | Next | Contents | Home | Search ]