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size optimizations

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This commit is contained in:
Shark
2015-10-19 18:31:01 +02:00
parent 868c8f7fe3
commit e0b389443b
1 changed files with 7 additions and 8 deletions
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15
a/assembler_nasm_linux64.asm
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@@ -3,16 +3,15 @@ section .text
_start: ;tell linker entry point _start: ;tell linker entry point
xor eax,eax ; eax:=0 xor eax,eax ; eax:=0
lea edx,[rax+len] ;message length lea edx,[rax+len] ;message length
mov esi,msg ;message to write mov esi,msg ;message to write
lea edi,[rax+1];file descriptor (stdout) mov al,1 ;system call number (sys_write)
mov al,1 ;system call number (sys_write) mov edi,eax ;file descriptor (stdout)
syscall ;call kernel syscall ;call kernel
; xor eax, eax mov al,60 ;system call number (sys_exit)
mov al,60 ;system call number (sys_exit) syscall ;call kernel
syscall ;call kernel
section .data section .data