You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

61 lines
1.1 KiB

/*
* Copyright 2002-2019 Intel Corporation.
*
* This software is provided to you as Sample Source Code as defined in the accompanying
* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
* section 1.L.
*
* This software and the related documents are provided as is, with no express or implied
* warranties, other than those that are expressly stated in the License.
*/
.intel_syntax noprefix
.globl main
.type main, function
main:
call test1
call test2
mov eax, 0
ret
.globl test1
.type test1, function
test1:
xor eax, eax
cmp eax, 0
je bye
# the following code will never executed
# address size & segment prefixes
addr16 mov fs:5, eax
# rep prefix
mov esi, mystr1
mov edi, mystr2
rep movsb
.globl test2
.type test2, function
test2:
xor eax, eax
cmp eax, 0
je bye
# the following code will never executed
# lock prefix
lock add var, ecx
# operand size & repne prefixes
mov eax, 8
mov edi, mystr3
repne scasw
bye:
ret
.data
var: .long 10
mystr1: .ascii "hello1"
mystr2: .ascii "hello2"
mystr3: .ascii "hello3"