Difference between revisions of "84PCE:Syscalls:021D50"
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(Created page with "chkifHLis0 021D50 - chkifHLis0 == Synopsis == '''Hypothesized Official Name:''' chkifHLis0 '''Sysca...") |
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| − | [[Category:84PCE:Syscalls:By Name| | + | [[Category:84PCE:Syscalls:By Name|ChkHLis0]] |
| − | [[Category:84PCE:Syscalls:By Address|021D50 - | + | [[Category:84PCE:Syscalls:By Address|021D50 - ChkHLis0]] |
== Synopsis == | == Synopsis == | ||
| − | '''Hypothesized Official Name:''' | + | '''Hypothesized Official Name:''' ChkHLis0 |
'''Syscall Address:''' 021D50h | '''Syscall Address:''' 021D50h | ||
Revision as of 09:25, 26 May 2015
Contents
Synopsis
Hypothesized Official Name: ChkHLis0
Syscall Address: 021D50h
Checks if the 24-bit value in HL is 0.
Inputs
HL - value
Outputs
Z flag set if HL == 0
A holds upper byte of HL
Destroys
- A
