Deposit - Analog Devices ADSP-BF53x Blackfin Reference

Instruction Overview

DEPOSIT

General Form
dest_reg = DEPOSIT ( backgnd_reg, foregnd_reg )
dest_reg = DEPOSIT ( backgnd_reg, foregnd_reg ) (X)
Syntax
Dreg = DEPOSIT ( Dreg, Dreg ) ;
Dreg = DEPOSIT ( Dreg, Dreg ) (X) ;
Syntax Terminology
:
Dreg R7–0
Instruction Length
In the syntax, comment (b) identifies 32-bit instruction length.
Functional Description
The Bit Field Deposit instruction merges the background bit field in
with the foreground bit field in the upper half of
backgnd_reg
and saves the result into
foregnd_reg
length of the foreground bit field and its position in the background field.
The input register bit field definitions appear in
13-10 ADSP-BF53x/BF56x Blackfin Processor Programming Reference
/* no extension (b) */
/* sign-extended (b) */
. The user determines the
dest_reg
Table 13-1.