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Norbert Pócs
nettle
Commits
d5b7d9fa
Commit
d5b7d9fa
authored
19 years ago
by
Niels Möller
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* sparc/arcfour-crypt.asm: Improved instruction scheduling.
Rev: src/nettle/sparc/arcfour-crypt.asm:1.3
parent
06b3c49f
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sparc/arcfour-crypt.asm
+9
-5
9 additions, 5 deletions
sparc/arcfour-crypt.asm
with
9 additions
and
5 deletions
sparc/arcfour-crypt.asm
+
9
−
5
View file @
d5b7d9fa
...
@@ -60,19 +60,19 @@ PROLOGUE(nettle_arcfour_crypt)
...
@@ -60,19 +60,19 @@ PROLOGUE(nettle_arcfour_crypt)
add
I
,
1
,
I
add
I
,
1
,
I
and
I
,
0xff
,
I
and
I
,
0xff
,
I
ldub
[
CTX
+
I
],
SI
ldub
[
CTX
+
I
],
SI
subcc
LENGTH
,
1
,
LENGTH
ldub
[
SRC
],
TMP
add
J
,
SI
,
J
add
J
,
SI
,
J
and
J
,
0xff
,
J
and
J
,
0xff
,
J
ldub
[
CTX
+
J
],
SJ
ldub
[
CTX
+
J
],
SJ
stb
SJ
,
[
CTX
+
I
]
add
SRC
,
1
,
SRC
stb
SI
,
[
CTX
+
J
]
stb
SI
,
[
CTX
+
J
]
add
SI
,
SJ
,
SI
add
SI
,
SJ
,
SI
and
SI
,
0xff
,
SI
and
SI
,
0xff
,
SI
ldub
[
CTX
+
SI
],
SI
ldub
[
CTX
+
SI
],
SI
ldub
[
SRC
],
TMP
stb
SJ
,
[
CTX
+
I
]
xor
TMP
,
SI
,
TMP
xor
TMP
,
SI
,
TMP
stb
TMP
,
[
DS
T
]
stb
TMP
,
[
DS
T
]
subcc
LENGTH
,
1
,
LENGTH
add
SRC
,
1
,
SRC
bne
.Loop
bne
.Loop
add
DS
T
,
1
,
DS
T
add
DS
T
,
1
,
DS
T
...
@@ -91,7 +91,11 @@ C Some stats from adriana.lysator.liu.se (SS1000$, 85 MHz), for AES 128
...
@@ -91,7 +91,11 @@ C Some stats from adriana.lysator.liu.se (SS1000$, 85 MHz), for AES 128
C
1
:
nettle
-
1.13
C
-
code
C
1
:
nettle
-
1.13
C
-
code
C
2
:
First
working
version
of
the
assembler
code
C
2
:
First
working
version
of
the
assembler
code
C
3
:
Moved
load
of
source
byte
C
4
:
Better
instruction
scheduling
C
MB
/
s
cycles
/
byte
Code
si
ze
(
byte
s
)
C
MB
/
s
cycles
/
byte
Code
si
ze
(
byte
s
)
C
1
:
6.6
12.4
132
C
1
:
6.6
12.4
132
C
2
:
5.6
14.5
116
C
2
:
5.6
14.5
116
C
3
:
6.0
13.5
116
C
4
:
6.5
12.4
116
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