undar-lang/test/loop.ul.ir

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global str terminal_namespace = "/dev/term/0";
global str prompt = "Enter a string:";
global str new_line = "\n";
function main ()
real a $0;
int i $1;
int in_mode $11;
str in_term $10;
load_immediate 5.0 -> a;
load_immediate 5000 -> i;
load_immediate 0 -> $2;
load_immediate -1 -> $3;
load_immediate 5.0 -> $5;
loop loop_body
add_real a $5 -> a;
add_int i $3 -> i;
jump_ge_int loop_body i $2;
load_address terminal_namespace -> in_term;
load_immediate 0 -> in_mode;
syscall OPEN in_term in_mode -> in_term; // Terminal term = open("/dev/term/0", 0);
nat b $1;
real_to_nat a -> b;
load_address prompt -> $7;
string_length $7 -> $8;
syscall WRITE in_term $7 $8; // print prompt
str user_string $9;
load_immediate 32 -> $8;
malloc $8 -> user_string;
syscall READ in_term user_string $8; // read in max 32 byte string
call pln user_string;
nat_to_string b -> $4;
call pln $4;
real_to_string a -> $3;
call pln $3;
exit 0;
function pln (str message $0)
plex term $1;
int msg_length $2;
str nl $3;
int nl_length $4;
int mode $5;
load_address terminal_namespace -> term;
load_immediate 0 -> mode;
syscall OPEN term mode -> term; // Terminal term = open("/dev/term/0", 0);
string_length message -> msg_length;
syscall WRITE term message msg_length;
load_address new_line -> nl;
string_length nl -> nl_length;
syscall WRITE term nl nl_length;
return;