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progstart() added to complement progend()

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Irmen de Jong
2024-11-13 19:29:50 +01:00
parent 9438e996d7
commit 1d38c3582a
9 changed files with 55 additions and 11 deletions
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docs/source/libraries.rst
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@@ -330,6 +330,11 @@ sys (part of syslib)
Returns the last address of the program in memory + 1. This means: the memory address directly after all the program code and variables,
including the uninitialized ones ("BSS" variables) and the uninitialized memory blocks reserved by the `memory()` function.
Can be used to load dynamic data after the program, instead of hardcoding something.
On the assembly level: it returns the address of the symbol "``prog8_program_end``".
``progstart ()``
Returns the first address of the program in memory. This usually is $0801 on the C64 and the X16, for example.
On the assembly level: it returns the address of the symbol "``prog8_program_start``".
``wait (uword jiffies)``
wait approximately the given number of jiffies (1/60th seconds)