Wed Dec 30 11:05:39 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 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 (69 states)
1 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
1 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
2 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
5 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
2 :>1:r1=1; 1:r4=0; 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;
3 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
2 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
3 :>1:r1=1; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
10 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
40 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
60 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
21 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
25 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
2026 :>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
2470 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
589 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
1236 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
957 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
1352 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=0; x=2; y=2;
3816 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
72415 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
12932 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
5505 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
4908 :>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
103217:>1:r1=2; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
1955 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
13943 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
2318 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
2844 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
13181 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
168396:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
118093:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
313245:>1:r1=2; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
246172:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=0; x=2; y=2;
16686 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
35511 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
198326:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
2129 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
16576 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=0; x=2; y=2;
24691 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
1088311:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
13754 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
45974 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
112953:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
289475:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
339613:>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
93673 :>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
155996:>1:r1=2; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
59996 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
3900065:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
922194:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
75787 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
369109:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
461023:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
21023 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
3855 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
341592:>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
3328840:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
4331588:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
313363:>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
1791692:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
541387:>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
829351:>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
3194620:>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
425958:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
2647403:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
2489831:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
10425909:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=2; 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 174.12
$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 40
Wed Dec 30 11:08:33 CET 2009