Store Pointer Register - Analog Devices ADSP-BF53x Blackfin Reference

Store Pointer Register

General Form
[ indirect_address ] = P-register
Syntax
[ Preg ] = Preg ;
[ Preg ++ ] = Preg ;
[ Preg -- ] = Preg ;
[ Preg + uimm6m4 ] = Preg ;
[ Preg + uimm17m4 ] = Preg ;
[ Preg - uimm17m4 ] = Preg ;
[ FP - uimm7m4 ] = Preg ;
Syntax Terminology
: , ,
Preg P5–0 SP
: 6-bit unsigned field that must be a multiple of 4, with a range of
uimm6m4
0 through 60 bytes
: 7-bit unsigned field that must be a multiple of 4, with a range of
uimm7m4
4 through 128 bytes
: 17-bit unsigned field that must be a multiple of 4, with a range
uimm17m4
of 0 through 131,068 bytes (0x000 0000 through 0x0001 FFFC)
Instruction Length
In the syntax, comment (a) identifies 16-bit instruction length. Comment
(b) identifies 32-bit instruction length.
ADSP-BF53x/BF56x Blackfin Processor Programming Reference
/* indirect (a)*/
/* indirect, post-increment (a)*/
/* indirect, post-decrement (a)*/
/* indexed FP-relative (a)*/
FP
/* indexed with small offset (a)*/
/* indexed with large offset (b)*/
/* indexed with large offset (b)*/
Load / Store
8-37