Fri Jan 1 19:48:55 CET 2010
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% Results for ./src/bclwsww000.litmus %
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PPC
bclwsww000
"DpdR Fre LwSyncsWW Rfe DpdR Fre LwSyncsWW Rfe"
{0:r2=x; 1:r2=x; 1:r5=y; 2:r2=y; 3:r2=y; 3:r5=x;}
P0 | P1 | P2 | P3 ;
li r1,1 | lwz r1,0(r2) | li r1,1 | lwz r1,0(r2) ;
stw r1,0(r2) | xor r3,r1,r1 | stw r1,0(r2) | xor r3,r1,r1 ;
lwsync | lwzx r4,r3,r5 | lwsync | lwzx r4,r3,r5 ;
li r3,2 | | li r3,2 | ;
stw r3,0(r2) | | stw r3,0(r2) | ;
exists (x=2 /\ y=2 /\ 1:r1=2 /\ 1:r4=0 /\ 3:r1=2 /\ 3:r4=0)
Generated assembler
_litmus_P0_0_: li r9,1
_litmus_P0_1_: stw r9,0(r2)
_litmus_P0_2_: lwsync
_litmus_P0_3_: li r11,2
_litmus_P0_4_: stw r11,0(r2)
_litmus_P1_0_: lwz r6,0(r9)
_litmus_P1_1_: xor r11,r6,r6
_litmus_P1_2_: lwzx r7,r11,r2
_litmus_P2_0_: li r9,1
_litmus_P2_1_: stw r9,0(r2)
_litmus_P2_2_: lwsync
_litmus_P2_3_: li r11,2
_litmus_P2_4_: stw r11,0(r2)
_litmus_P3_0_: lwz r6,0(r9)
_litmus_P3_1_: xor r11,r6,r6
_litmus_P3_2_: lwzx r7,r11,r2
Test bclwsww000 Allowed
Histogram (70 states)
1 :>1:r1=1; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
1 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
1 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
3 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=1; x=2; y=2;
5 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
4 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=1; x=2; y=2;
5 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
4 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
28 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
2 :>1:r1=1; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
102 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
45 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
12 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
120 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
11039 :>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
46 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
2385 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
2419 :>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
2880 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
1398 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
5352 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
8605 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
6011 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
5870 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
36665 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=0; x=2; y=2;
1921 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=0; x=2; y=2;
4204 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
98720 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
35991 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
5750 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
200447:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
79172 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
27646 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
423769:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
6231 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
495563:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
179024:>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
408237:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=0; x=2; y=2;
30329 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
394825:>1:r1=2; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
43064 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
289689:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
11410 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
21647 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
32145 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
773527:>1:r1=2; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
945068:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
1462216:>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
833814:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
2416521:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
804127:>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
732365:>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
699507:>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
6997736:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
123479:>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
717840:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
506481:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
1714030:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
124528:>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
3976912:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
5944491:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
238924:>1:r1=2; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
184348:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
7647904:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
4446855:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
46955 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
1035918:>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
6468433:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
21372120:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
6913114:>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
No
Witnesses
Positive: 0, Negative: 80000000
Condition exists (x=2 /\ y=2 /\ 1:r1=2 /\ 1:r4=0 /\ 3:r1=2 /\ 3:r4=0) is NOT validated
Hash=80ef54f479052cd359e89f5454d47a1e
Cycle=DpdR Fre LwSyncsWW Rfe DpdR Fre LwSyncsWW Rfe
Relax bclwsww000 No BCLwSyncsWW
Safe=Fre DpdR
Time bclwsww000 363.25
$Revision: 3163 $
Parameters
#ifndef SIZE_OF_TEST
#define SIZE_OF_TEST 1000000
#endif
#ifndef NUMBER_OF_RUN
#define NUMBER_OF_RUN 1
#endif
#ifndef N_EXE
#define N_EXE (4 < N ? 1 : 4 / N)
#endif
/* gcc options: -Wall -std=gnu99 */
/* barrier: user */
/* tread start/join: changing */
/* memory: indirect */
/* safer: true */
/* preload: true */
/* para: self */
/* changes: false */
/* speedcheck: false */
/* proc used: 4 */
GCCOPTS="-Wall -std=gnu99 "
LITMUSOPTS=-r 80
Fri Jan 1 19:54:58 CET 2010