RISC OS Search
Websites
Downloadable Files
Stronghelp Manuals
Acorn Newsgroups
containing
"Nutty quip goes here!"
Home
|
About
|
Filebase Archive
|
StrongHelp Manuals
|
Newsgroups
|
Module Database
Emulation
»
Archimedes
»
BBC Micro
TechDocs
»
Acorn RiscPC
»
Acorn A4 Laptop
»
Acorn A7000
»
Archimedes A5000
»
Archimedes A4000
»
Archimedes A30x0
»
Archimedes A3000
»
Archimedes A680
»
Archimedes A540
»
Archimedes A4x0
»
Archimedes A3x0
»
BBC Master Compact
»
BBC Master 128
»
BBC Micro
»
Acorn Atom
»
Acorn Electron
Clubs
»
WROCC
»
ROUGOL
»
MUG
»
BigBenClub.nl
Shows
»
RISC OS North
»
RISC OS London
»
RISC OS SouthWest
Other Sites
»
RISC OS Open
»
StarDot
(Discord)
»
Archimedes Archive
»
Arc Wiki
»
RISCOSitory news
»
The Icon Bar news
Syntax: TST Rd
Operation: Rd = Rd AND Rd
Flags:
Z
,
N
,
V
Tests if the register is zero or negative, and sets flags accordingly. This is implemented as an
AND
instruction, with both registers the same.
Example:
TST R7
TST R22
[sh-index]
Back to list of manuals