how_shifting_bit

["ssams" <ssams@telkom.net>]

/* i am trying building some code with instruction 'shl'
i have a little problem when print second char. this is my
code
want somebody correct it...?
regard */  
.data
 msg: .byte 0b111111    #char'?'
 baris_baru: .byte 10
 .text
 .globl _start
 _start:
	mov $4, %eax	/* fungsi syscall - write */
 	mov $1, %ebx	/* file handler forstdout */
	mov $1, %edx	
	mov $msg, %ecx	
	int $0x80	/* do syscall */
	
	mov $msg,%eax
	mov $1,%cl
	shl %cl,%eax	#eax=111 1110 = '~'
	movzwl %ax,%ecx
	mov $4, %eax	/* fungsi syscall - write */
	int $0x80
/* after char '?' i want print '~'. No output generated
what and where it wrong..?*/
	
	mov $baris_baru,%ecx
	mov $4, %eax	/* fungsi syscall - write */
	int $0x80
	
	mov $1,%eax
	int $0x80
can anybody explain me please..?
regard.
indonesian
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