Sun Dec 27 16:12:19 CET 2009
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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 r4,1
_litmus_P0_1_: stw r4,0(r2)
_litmus_P0_2_: lwsync
_litmus_P0_3_: li r9,2
_litmus_P0_4_: stw r9,0(r2)
_litmus_P1_0_: lwz r27,0(r9)
_litmus_P1_1_: xor r11,r27,r27
_litmus_P1_2_: lwzx r30,r11,r2
_litmus_P2_0_: li r5,1
_litmus_P2_1_: stw r5,0(r2)
_litmus_P2_2_: lwsync
_litmus_P2_3_: li r9,2
_litmus_P2_4_: stw r9,0(r2)
_litmus_P3_0_: lwz r27,0(r9)
_litmus_P3_1_: xor r11,r27,r27
_litmus_P3_2_: lwzx r30,r11,r2
Test bclwsww000 Allowed
Histogram (68 states)
2 :>1:r1=1; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
2 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
2 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
1 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
2 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=1; x=2; y=2;
1 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=1; x=2; y=2;
1 :>1:r1=1; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
1 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
12 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
9 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
50 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
2 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
38 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
155 :>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
581 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
894 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
397 :>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
99754 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
623 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=0; x=2; y=2;
2616 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
266 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
1566 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
866 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
1165 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
3257 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
2315 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
9292 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
1069 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
2079 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
233565:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
157121:>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
1686 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
256644:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
99747 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
81765 :>1:r1=2; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
55655 :>1:r1=2; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
3809 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
133427:>1:r1=2; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
263506:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
219560:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
293 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
9816 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
263333:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
6731 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
214415:>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
288010:>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
11894 :>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
887049:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
265613:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
447985:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
389097:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
238931:>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
3724 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
1494226:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
207966:>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
151611:>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=0; x=2; y=2;
2252719:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
663639:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
391553:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=0; x=2; y=2;
31385 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
4488437:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
588653:>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
4574678:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
2278832:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
958655:>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
2274867:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
12077208:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
2905177:>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
No
Witnesses
Positive: 0, Negative: 40000000
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 64.36
$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 -O */
/* barrier: user */
/* tread start/join: changing */
/* memory: indirect */
/* safer: false */
/* preload: true */
/* para: self */
/* changes: false */
/* speedcheck: false */
/* proc used: 4 */
GCCOPTS="-Wall -std=gnu99 -O"
LITMUSOPTS=-r 40 -v
Sun Dec 27 16:13:23 CET 2009