GPU_PTX IRWIW+membar.cta+data-p0::p1::p2:p3-xgyg
"Rf-c-gl2l2 Mcta-d-Rgl2-Wgl2 Ws-c-gl2l2 Rf-w-gl2l2 Data-d-gl2-Wgl2 Ws-c-gl2l2"

{}

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

exists (0::x=2 /\ 1::y=2 /\ 1:r0=2 /\ 3:r0=2)
(device (kernel (cta (warp P0)) (cta (warp P1)) (cta (warp P2) (warp P3))))
x:global; 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, 2 ;
	st.cg.s32 [sr12], sr02 ;
//START _litmus_P1
	ld.cg.s32 sr01, [sr11] ;
	membar.cta ;
	mov.s32 sr21, 1 ;
	st.cg.s32 [sr31], sr21 ;
//START _litmus_P0
	mov.s32 sr00, 2 ;
	st.cg.s32 [sr10], sr00 ;

Binary '/tmp/direfb8a7.tmp/IRWIW+membar.cta+data-p0::p1::p2:p3-xgyg-0.exe' successfully loaded
Specification clusters: 4
Specification: [[(587, 3, 'R4'), (586, 2, 'R12')], [(625, 2, 'R10')], [(669, 3, 'R4'), (668, 2, 'R12')], [(713, 2, 'R10')]]
Cluster 0: OK
Cluster 1: OK
Cluster 2: OK
Cluster 3: OK
!!SUCCESS!!
Test IRWIW+membar.cta+data-p0::p1::p2:p3-xgyg Allowed
Histogram (27 states)
11802 :>1:r0=0; 3:r0=0; 0::x=1; 1::y=1;
5686  :>1:r0=1; 3:r0=0; 0::x=1; 1::y=1;
12389 :>1:r0=2; 3:r0=0; 0::x=1; 1::y=1;
5893  :>1:r0=0; 3:r0=1; 0::x=1; 1::y=1;
2212  :>1:r0=2; 3:r0=1; 0::x=1; 1::y=1;
10150 :>1:r0=0; 3:r0=2; 0::x=1; 1::y=1;
1697  :>1:r0=1; 3:r0=2; 0::x=1; 1::y=1;
10730 :>1:r0=2; 3:r0=2; 0::x=1; 1::y=1;
5770  :>1:r0=0; 3:r0=0; 0::x=2; 1::y=1;
1289  :>1:r0=1; 3:r0=0; 0::x=2; 1::y=1;
1338  :>1:r0=2; 3:r0=0; 0::x=2; 1::y=1;
247   :>1:r0=0; 3:r0=1; 0::x=2; 1::y=1;
2378  :>1:r0=0; 3:r0=2; 0::x=2; 1::y=1;
300   :>1:r0=1; 3:r0=2; 0::x=2; 1::y=1;
363   :>1:r0=2; 3:r0=2; 0::x=2; 1::y=1;
7937  :>1:r0=0; 3:r0=0; 0::x=1; 1::y=2;
50    :>1:r0=1; 3:r0=0; 0::x=1; 1::y=2;
3771  :>1:r0=2; 3:r0=0; 0::x=1; 1::y=2;
5360  :>1:r0=0; 3:r0=1; 0::x=1; 1::y=2;
998   :>1:r0=2; 3:r0=1; 0::x=1; 1::y=2;
4408  :>1:r0=0; 3:r0=2; 0::x=1; 1::y=2;
859   :>1:r0=2; 3:r0=2; 0::x=1; 1::y=2;
3415  :>1:r0=0; 3:r0=0; 0::x=2; 1::y=2;
11    :>1:r0=1; 3:r0=0; 0::x=2; 1::y=2;
3     :>1:r0=2; 3:r0=0; 0::x=2; 1::y=2;
769   :>1:r0=0; 3:r0=1; 0::x=2; 1::y=2;
175   :>1:r0=0; 3:r0=2; 0::x=2; 1::y=2;
No

Witnesses
Positive: 0, Negative: 100000
Condition exists (0::x=2 /\ 1::y=2 /\ 1:r0=2 /\ 3:r0=2) is NOT validated
Observation IRWIW+membar.cta+data-p0::p1::p2:p3-xgyg Never 0 100000
Time IRWIW+membar.cta+data-p0::p1::p2:p3-xgyg 39.77

  -- 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/IRWIW+membar.cta+data-p0::p1::p2:p3-xgyg-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 */