mirror of
https://github.com/irmen/prog8.git
synced 2024-12-11 04:50:05 +00:00
27 lines
516 B
Plaintext
27 lines
516 B
Plaintext
; source code for a tinyvm program; memory mapped I/O
|
|
%block b1
|
|
%vardefs
|
|
const byte chr_i 105
|
|
const byte chr_r 114
|
|
const byte chr_m 109
|
|
const byte chr_e 101
|
|
const byte chr_n 110
|
|
const byte chr_EOL 10
|
|
const word chrout 53248
|
|
const word chrin 53249
|
|
%end_vardefs
|
|
%instructions
|
|
loop:
|
|
push chrin
|
|
syscall memread_byte
|
|
push chrout
|
|
swap
|
|
syscall memwrite_byte
|
|
push chrout
|
|
push chr_EOL
|
|
syscall memwrite_byte
|
|
syscall delay
|
|
jump loop
|
|
%end_instructions
|
|
%end_block ;b1
|