Mon Jan 4 14:03:12 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 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 r26,0(r9)
_litmus_P1_1_: xor r11,r26,r26
_litmus_P1_2_: lwzx r27,r11,r2
_litmus_P2_0_: li r4,1
_litmus_P2_1_: stw r4,0(r2)
_litmus_P2_2_: lwsync
_litmus_P2_3_: li r9,2
_litmus_P2_4_: stw r9,0(r2)
_litmus_P3_0_: lwz r26,0(r9)
_litmus_P3_1_: xor r11,r26,r26
_litmus_P3_2_: lwzx r27,r11,r2
Test bclwsww000 Allowed
Histogram (65 states)
1641079:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
23075 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
67232 :>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
266928:>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
26729 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
69201 :>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
1626590:>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
264344:>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
1837903:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
17074 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=0; x=2; y=2;
1 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
5582 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
519 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
1795 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
51674 :>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=0; x=2; y=2;
87 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=0; x=2; y=2;
497329:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
45879 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
155990:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
403199:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
5 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
236 :>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
284 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
1 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
213 :>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
2159 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
8 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
8422 :>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
40182 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
2 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=1; x=2; y=2;
1368 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
1 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
1286 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
100144:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
133 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
1 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
153815:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
21 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
158159:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
1544526:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
5693 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
455733:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
1792 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
1264 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
146525:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
7271 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
4224 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
1200873:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
227009:>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
491 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
46158 :>1:r1=2; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
6 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
11 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
4117 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
2292 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
180778:>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
1750990:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
1460 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
131487:>1:r1=2; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
6444 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
1349 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
107838:>1:r1=2; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
1062833:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
222201:>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
5417985:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
No
Witnesses
Positive: 0, Negative: 20000000
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 31.80
$Revision: 3228 $
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: true */
/* preload: true */
/* para: self */
/* changes: false */
/* speedcheck: false */
/* proc used: 4 */
GCCOPTS="-Wall -std=gnu99 -O"
LITMUSOPTS=-r 20 -v
Mon Jan 4 14:03:44 CET 2010