mirror of
https://gitlab.os-k.eu/os-k-team/kvisc.git
synced 2023-08-25 14:05:46 +02:00
53 lines
716 B
Plaintext
53 lines
716 B
Plaintext
; The OS/K Team licenses this file to you under the MIT license.
|
|
; See the LICENSE file in the project root for more information.
|
|
|
|
;
|
|
; int putc(int ch)
|
|
;
|
|
putc:
|
|
prn ax0
|
|
xor rax, rax
|
|
ret
|
|
|
|
;
|
|
; int printf(const char *fmt, ...)
|
|
;
|
|
printf:
|
|
dump 0
|
|
mov ax2, ax0
|
|
mov ax0, putc
|
|
mov ax1, STRLEN_MAX
|
|
lea ax3, b[rsp+8]
|
|
jmp doprnt
|
|
|
|
;
|
|
; int nprintf(const char *fmt, int n, ...)
|
|
;
|
|
nprintf:
|
|
dump 0
|
|
mov ax2, ax0
|
|
mov ax0, putc
|
|
lea ax3, b[rsp+8]
|
|
jmp doprnt
|
|
|
|
;
|
|
; Print a string
|
|
;
|
|
print:
|
|
mov rcx, STRLEN_MAX
|
|
b.z b[ax0], 0, .1
|
|
prns.rep.nz ax0
|
|
.1:
|
|
ret
|
|
|
|
;
|
|
; Print exactly ax1 characters
|
|
;
|
|
print_n:
|
|
mov rcx, ax1
|
|
b.z b[ax0], 0, .1
|
|
prns.rep.nz ax0
|
|
.1:
|
|
ret
|
|
|