GPU_PTX IRRWIW+po+data-p0:p1:p2:p3-xsyg
"Rf-w-sl2l2 Po-d-Rsl2-Rgl2 Fr-w-gl2l2 Rf-w-gl2l2 Data-d-gl2-Wsl2 Ws-w-sl2l2"

{}

 P0                 | P1                 | P2                 | P3                        ;
 mov.s32 r0, 2      | ld.cg.s32 r0, [r1] | mov.s32 r0, 1      | ld.cg.s32 r0, [r1]        ;
 st.cg.s32 [r1], r0 | ld.cg.s32 r2, [r3] | st.cg.s32 [r1], r0 | and.b32 r2, r0 2147483648 ;
                    |                    |                    | add.s32 r2, r2 1          ;
                    |                    |                    | st.cg.s32 [r3], r2        ;

exists (0::x=2 /\ 1:r0=2 /\ 1:r2=0 /\ 3:r0=1)
(device (kernel (cta (warp P0) (warp P1) (warp P2) (warp P3))))
x:local; y:global
Generated assembler
//START _litmus_P3
	ld.cg.s32 sr03, [sr13] ;
	and.b32 sr23, sr03, 2147483648 ;
	add.s32 sr23, sr23, 1 ;
	st.cg.s32 [sr33], sr23 ;
//START _litmus_P2
	mov.s32 sr02, 1 ;
	st.cg.s32 [sr12], sr02 ;
//START _litmus_P1
	ld.cg.s32 sr01, [sr11] ;
	ld.cg.s32 sr21, [sr31] ;
//START _litmus_P0
	mov.s32 sr00, 2 ;
	st.cg.s32 [sr10], sr00 ;

Binary '/tmp/dir800709.tmp/IRRWIW+po+data-p0:p1:p2:p3-xsyg-0.exe' successfully loaded
Specification clusters: 4
Specification: [[(595, 3, 'R4'), (594, 2, 'R12')], [(632, 2, 'R10')], [(678, 3, 'R5'), (679, 3, 'R4')], [(729, 2, 'R8')]]
Cluster 0: OK
Cluster 1: OK
Cluster 2: OK
Cluster 3: OK
!!SUCCESS!!
Test IRRWIW+po+data-p0:p1:p2:p3-xsyg Allowed
Histogram (24 states)
25010 :>1:r0=0; 1:r2=0; 3:r0=0; 0::x=1;
1345  :>1:r0=1; 1:r2=0; 3:r0=0; 0::x=1;
14802 :>1:r0=2; 1:r2=0; 3:r0=0; 0::x=1;
5429  :>1:r0=0; 1:r2=1; 3:r0=0; 0::x=1;
728   :>1:r0=1; 1:r2=1; 3:r0=0; 0::x=1;
4822  :>1:r0=2; 1:r2=1; 3:r0=0; 0::x=1;
13990 :>1:r0=0; 1:r2=0; 3:r0=1; 0::x=1;
143   :>1:r0=1; 1:r2=0; 3:r0=1; 0::x=1;
6509  :>1:r0=2; 1:r2=0; 3:r0=1; 0::x=1;
11612 :>1:r0=0; 1:r2=1; 3:r0=1; 0::x=1;
508   :>1:r0=1; 1:r2=1; 3:r0=1; 0::x=1;
9777  :>1:r0=2; 1:r2=1; 3:r0=1; 0::x=1;
2825  :>1:r0=0; 1:r2=0; 3:r0=0; 0::x=2;
215   :>1:r0=1; 1:r2=0; 3:r0=0; 0::x=2;
157   :>1:r0=2; 1:r2=0; 3:r0=0; 0::x=2;
770   :>1:r0=0; 1:r2=1; 3:r0=0; 0::x=2;
80    :>1:r0=1; 1:r2=1; 3:r0=0; 0::x=2;
115   :>1:r0=2; 1:r2=1; 3:r0=0; 0::x=2;
402   :>1:r0=0; 1:r2=0; 3:r0=1; 0::x=2;
10    :>1:r0=1; 1:r2=0; 3:r0=1; 0::x=2;
11    *>1:r0=2; 1:r2=0; 3:r0=1; 0::x=2;
649   :>1:r0=0; 1:r2=1; 3:r0=1; 0::x=2;
45    :>1:r0=1; 1:r2=1; 3:r0=1; 0::x=2;
46    :>1:r0=2; 1:r2=1; 3:r0=1; 0::x=2;
Ok

Witnesses
Positive: 11, Negative: 99989
Condition exists (0::x=2 /\ 1:r0=2 /\ 1:r2=0 /\ 3:r0=1) is validated
Observation IRRWIW+po+data-p0:p1:p2:p3-xsyg Sometimes 11 99989
Time IRRWIW+po+data-p0:p1:p2:p3-xsyg 34.83

  -- device info --
Name:                           GeForce GTX 660
Major revision number:          3
Minor revision number:          0
Total global memory:            2147155968
Total shared memory per block:  49152
Number of multiprocessors:      5

Machine: csu8975
Revision 967, version 5.01 GPU_PTX experimental backend
Command line: ./litmus -gpu -ccopts -arch=sm_30 -gpu-max-ctas 8 -gpu-min-ctas 4 tests-sm30/IRRWIW+po+data-p0:p1:p2:p3-xsyg-0.litmus
Parameters
#ifndef SIZE_OF_TEST
#define SIZE_OF_TEST 100000
#endif
#ifndef NUMBER_OF_RUN
#define NUMBER_OF_RUN 1
#endif
/* cc options: -arch=sm_30 */
/* barrier: user */
/* speedcheck: no */
/* gpu_general_bc: true */
/* gpu_mem_stress: true */
/* gpu-rand-threads: true */
/* gpu_cuda: true */
/* gpu_gen_addr: true */
/* gpu_cvt_global_to_gen: true */
/* gpu_cvt_shared_to_gen: true */
/* gpu_max_ctas: 8 */
/* gpu_min_ctas: 4 */
/* gpu_max_threads: 512 */
/* gpu_min_threads: 128 */