Difference between revisions of "83Plus:BCALLs:4297"

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[[Category:83Plus:BCALLs:By Name|MarkTempDirty]][[Category:83Plus:BCALLs:By Name:Variable|MarkTempDirty]] [[Category:83Plus:BCALLs:By Address|4297 - MarkTempDirty]]
 
[[Category:83Plus:BCALLs:By Name|MarkTempDirty]][[Category:83Plus:BCALLs:By Name:Variable|MarkTempDirty]] [[Category:83Plus:BCALLs:By Address|4297 - MarkTempDirty]]
{{missinfo|Destroys}}
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== Synopsis ==
 
== Synopsis ==
 
'''Unofficial Name:''' MarkTempDirty
 
'''Unofficial Name:''' MarkTempDirty
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=== Destroys ===
 
=== Destroys ===
''Unknown''
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* A
  
 
== Comments ==
 
== Comments ==
 
This BCALL sets bit 7 of the first byte in the variable's VAT entry. That might mean the variable is "dirty".  The 24h byte indicates a temporary variable.
 
This BCALL sets bit 7 of the first byte in the variable's VAT entry. That might mean the variable is "dirty".  The 24h byte indicates a temporary variable.

Latest revision as of 08:51, 6 February 2008


Synopsis

Unofficial Name: MarkTempDirty

BCALL Address: 4297

This BCALL checks if the name in OP1 has 24h in (OP1+1), and if so, calls FindSym on it and marks its VAT entry as "dirty" (setting bit 7 of the first byte of its VAT entry).

Inputs

  • OP1: name of variable

Outputs

  • Variable marked as dirty only if OP1+1 contained 24h
  • Zero Flag: NZ if failure

Destroys

  • A

Comments

This BCALL sets bit 7 of the first byte in the variable's VAT entry. That might mean the variable is "dirty". The 24h byte indicates a temporary variable.