mirror of
https://github.com/netwide-assembler/nasm.git
synced 2024-12-21 09:19:31 +08:00
733cbb3197
Using hidden files are rather antisocial, and rather pointless in this particular context. Change .stdout and .stderr to simply stdout and stderr. Signed-off-by: H. Peter Anvin <hpa@zytor.com>
55 lines
972 B
NASM
55 lines
972 B
NASM
;Testname=aout; Arguments=-faout -olnxhello.o -Ox; Files=stdout stderr lnxhello.o
|
|
;Testname=aoutb; Arguments=-faoutb -olnxhello.o -Ox; Files=stdout stderr lnxhello.o
|
|
;Testname=as86; Arguments=-fas86 -olnxhello.o -Ox; Files=stdout stderr lnxhello.o
|
|
;Testname=elf32; Arguments=-felf32 -olnxhello.o -Ox; Files=stdout stderr lnxhello.o
|
|
|
|
;
|
|
; Assembly "Hello, World!" for Linux
|
|
;
|
|
|
|
|
|
; Properly defined in <sys/syscall.h>
|
|
%define SYS_exit 1
|
|
%define SYS_write 4
|
|
|
|
section .text
|
|
|
|
global _start
|
|
_start:
|
|
; gdb doesn't like to stop at the entry point address, so
|
|
; we put a nop here for pure convenience
|
|
nop
|
|
|
|
|
|
write_hello:
|
|
mov edx, hello_len
|
|
mov ecx, hello
|
|
|
|
.loop:
|
|
mov eax, SYS_write
|
|
mov ebx, 1 ; stdout
|
|
int 80h
|
|
|
|
cmp eax, -4096
|
|
ja error
|
|
|
|
add ecx, eax
|
|
sub edx, eax
|
|
jnz .loop
|
|
|
|
ok:
|
|
mov eax, SYS_exit
|
|
xor ebx, ebx
|
|
int 80h
|
|
hlt
|
|
|
|
error:
|
|
mov eax, SYS_exit
|
|
mov ebx, 1 ; Error
|
|
int 80h
|
|
hlt
|
|
|
|
section .rodata
|
|
hello: db "Hello, World!", 10
|
|
hello_len equ $-hello
|