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travis: weirdpaste.i now has better line directives
[nasm.git]
/
rdoff
/
test
/
rdtlib.asm
blob
6c2b8ec9a204cd63e3227eec1022ad9370bfe4a5
1
;; library functions for rdtmain - test of rdx linking and execution
2
3
;; library function = _strcmp, defined as in C
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5
[
SECTION
.text
]
6
[
BITS
32
]
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8
[
GLOBAL
_strcmp
]
9
_strcmp:
10
push
ebp
11
mov
ebp
,
esp
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13
;; ebp+8 = first paramater, ebp+12 = second
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mov
esi
,[
ebp
+
8
]
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mov
edi
,[
ebp
+
12
]
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.
loop:
19
mov
cl
,
byte
[
esi
]
20
mov
dl
,
byte
[
edi
]
21
cmp
cl
,
dl
22
jb
.below
23
ja
.above
24
or
cl
,
cl
25
jz
.match
26
inc
esi
27
inc
edi
28
jmp
.
loop
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30
.
below:
31
mov
eax
,-
1
32
pop
ebp
33
ret
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35
.
above:
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mov
eax
,
1
37
pop
ebp
38
ret
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.
match:
41
xor
eax
,
eax
42
pop
ebp
43
ret
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[
SECTION
.data
]
46
[
GLOBAL
_message
]
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48
_message:
db
'hello'
,
0