1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
fn print-cell _in: (addr handle cell), out: (addr stream byte), trace: (addr trace) {
clear-stream out
var in/eax: (addr handle cell) <- copy _in
var in-addr/eax: (addr cell) <- lookup *in
var in-type/ecx: (addr int) <- get in-addr, type
compare *in-type, 1/number
{
break-if-!=
print-number in-addr, out, trace
return
}
compare *in-type, 2/symbol
{
break-if-!=
print-symbol in-addr, out, trace
return
}
}
fn print-symbol _in: (addr cell), out: (addr stream byte), trace: (addr trace) {
{
compare trace, 0
break-if-=
#? trace-text trace, "print", "symbol"
}
var in/esi: (addr cell) <- copy _in
var data-ah/eax: (addr handle stream byte) <- get in, text-data
var _data/eax: (addr stream byte) <- lookup *data-ah
var data/esi: (addr stream byte) <- copy _data
rewind-stream data
{
var done?/eax: boolean <- stream-empty? data
compare done?, 0/false
break-if-!=
var g/eax: grapheme <- read-grapheme data
write-grapheme out, g
loop
}
}
fn print-number _in: (addr cell), out: (addr stream byte), trace: (addr trace) {
{
compare trace, 0
break-if-=
#? trace-text trace, "print", "number"
}
var in/esi: (addr cell) <- copy _in
var val/eax: (addr float) <- get in, number-data
write-float-decimal-approximate out, *val, 3/precision
}
|