dawids/lang-bootstrap
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looking up things

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This commit is contained in:
Leo Tenenbaum 2021-11-20 12:47:26 -05:00
parent d74db67011
commit 4b9596e892
2 changed files with 105 additions and 9 deletions
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10
04b/in04b
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@ -11,7 +11,7 @@
; <lvalue> += <rvalue>
; <lvalue> -= <rvalue>
; <function>(<term>, <term>, ...)
; syscall(<term>, <term>, ...)
; syscall <term>, <term>, ...
; return <rvalue>
; byte <number>
; term:
@ -33,7 +33,7 @@
; <var>[<term>]
; ~<var>
; <function>(<term>, <term>, ...)
; syscall(<term>, <term>, ...)
; syscall <term>, <term>, ...
; <term> + <term>
; <term> - <term>
; NOTE: *, /, % are signed (imul and idiv)
@ -71,7 +71,7 @@ function
argument char c
local *char p
p = &c
syscall(1, 1, p, 1, 0, 0, 0, 0)
syscall 1, 1, p, 1, 0, 0, 0, 0
return
:puts
@ -79,7 +79,7 @@ function
argument *char s
local long len
len = strlen(s)
syscall(1, 1, s, len, 0, 0, 0, 0)
syscall 1, 1, s, len, 0, 0, 0, 0
return
:main
@ -88,7 +88,7 @@ function
hello = `Hello, world!
`
puts(hello)
syscall(0x3c, 0, 0, 0, 0, 0, 0, 0)
syscall 0x3c, 0, 0, 0, 0, 0, 0, 0
:f