Displaying 1 result from an estimated 1 matches for "bb6c38d1".
2018 Jul 22
2
Finding scratch register after function call
Thanks Bruce,
and elaborately as ever. Again, I'm surprised about your very thorough
Z80 knowledge when you said you only did little on the ZX81 in the
eighties :D
OK, understood. I was first thinking about doing something like this for
small frames:
1. push bc # 1 byte; 11 cycles - part of call frame-cleanup: save
scratch register
+-----begin call-related
2. ld