3 ms·
looks like there is a PHP intruction. TABER: PHP ;REMEMBER IF SPC OR TAB FUNCTION. JSR GTBYTC ;GET VALUE INTO ACCX. CMPI 41 BNE SNERR4 also
by _lce0 12y ago
looks like there is a PHP intruction.
TABER: PHP ;REMEMBER IF SPC OR TAB FUNCTION.
JSR GTBYTC ;GET VALUE INTO ACCX.
CMPI 41
BNE SNERR4
also it appears right in the middle
FRETMP: STWD INDEX ;GET LENGTH FOR LATER.
JSR FRETMS ;FREE UP THE TEMPORARY DESC.
PHP ;SAVE CODES.
LDYI 0 ;PREP TO GET STUFF.
LDADY INDEX ;GET COUNT AND
http://www.obelisk.demon.co.uk/6502/reference.html#PHP http://www.obelisk.demon.co.uk/6502/reference.html#PHP
- quicklyfrozen 12y agoPush processor status (so saves processor flags on stack)
- ghaff 12y agoPush the processor status onto the stack.
- 6502nerdface 12y agoHere's a nice overview of all the 6502 instructions: http://www.obelisk.demon.co.uk/6502/instructions.html http://www.obelisk.demon.co.uk/6502/instructions.html
- boomlinde 12y agoDid you try searching for "6502 php"? The first hit would have given you a pretty good overview of its operation. Assembler mnemonics are usually unsearchable without including the architecture in the query.