Tue Dec 29 15:57:49 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 r11,0(r9)
_litmus_P1_1_: xor r8,r11,r11
_litmus_P1_2_: lwzx r10,r8,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 r11,0(r9)
_litmus_P3_1_: xor r8,r11,r11
_litmus_P3_2_: lwzx r10,r8,r2
Test bclwsww000 Allowed
Histogram (68 states)
3 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
2 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=1; 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=1; 3:r1=1; 3:r4=2; x=2; y=2;
1 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=1; x=2; y=2;
2 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
1 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
63 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
9 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
17 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
7 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=0; x=2; y=2;
19 :>1:r1=0; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
70 :>1:r1=2; 1:r4=1; 3:r1=1; 3:r4=2; x=2; y=2;
1081 :>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
253 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=0; x=2; y=2;
452 :>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
515 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=1; x=2; y=2;
1615 :>1:r1=1; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
1470 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
1967 :>1:r1=1; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
22378 :>1:r1=0; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
668 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
5268 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
5429 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
1399 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=1; x=2; y=2;
1670 :>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
743 :>1:r1=1; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
5000 :>1:r1=0; 1:r4=2; 3:r1=1; 3:r4=0; x=2; y=2;
1762 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
20498 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=0; x=2; y=2;
236887:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
2754 :>1:r1=1; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
90131 :>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
27352 :>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
223702:>1:r1=2; 1:r4=1; 3:r1=2; 3:r4=2; x=2; y=2;
342047:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
153011:>1:r1=2; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
40090 :>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=1; x=2; y=2;
154786:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=0; x=2; y=2;
60409 :>1:r1=1; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
468738:>1:r1=2; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
31441 :>1:r1=1; 1:r4=0; 3:r1=0; 3:r4=0; x=2; y=2;
957 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=1; x=2; y=2;
531812:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=1; x=2; y=2;
249028:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
171250:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=1; x=2; y=2;
788225:>1:r1=2; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
13554 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
4155 :>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
319118:>1:r1=2; 1:r4=2; 3:r1=1; 3:r4=2; x=2; y=2;
686268:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=0; x=2; y=2;
4052 :>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=1; x=2; y=2;
222382:>1:r1=2; 1:r4=1; 3:r1=0; 3:r4=2; x=2; y=2;
7307 :>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
161590:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
315973:>1:r1=1; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
4231298:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
2283437:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
470023:>1:r1=0; 1:r4=0; 3:r1=1; 3:r4=2; x=2; y=2;
2427084:>1:r1=0; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
633836:>1:r1=1; 1:r4=2; 3:r1=0; 3:r4=0; x=2; y=2;
2690945:>1:r1=0; 1:r4=0; 3:r1=0; 3:r4=2; x=2; y=2;
216431:>1:r1=0; 1:r4=2; 3:r1=2; 3:r4=1; x=2; y=2;
2079656:>1:r1=2; 1:r4=2; 3:r1=0; 3:r4=2; x=2; y=2;
528588:>1:r1=0; 1:r4=1; 3:r1=0; 3:r4=0; x=2; y=2;
4168621:>1:r1=0; 1:r4=0; 3:r1=2; 3:r4=2; x=2; y=2;
11917784:>1:r1=2; 1:r4=2; 3:r1=2; 3:r4=2; x=2; y=2;
2972914:>1:r1=0; 1:r4=0; 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 66.91
$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 -O2 */
/* 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 -O2"
LITMUSOPTS=-r 40
Tue Dec 29 15:58:56 CET 2009