GPU_PTX ISA2+po+data+membar.cta-p0:p1::p2-xgygzg
"Po-d-Wg-Wg Rf-w-g Data-d-g-Wg Rf-c-g Mcta-d-Rg-Rg Fr-c-g"

{}

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

exists (1:r0=1 /\ 2:r0=1 /\ 2:r2=0)
(device (kernel (cta (warp P0) (warp P1)) (cta (warp P2))))
x:global; y:global; z:global
Generated assembler
//START _litmus_P2
	ld.cg.s32 sr02, [sr12] ;
	membar.cta ;
	ld.cg.s32 sr22, [sr32] ;
//START _litmus_P1
	ld.cg.s32 sr01, [sr11] ;
	and.b32 sr21, sr01, 2147483648 ;
	add.s32 sr21, sr21, 1 ;
	st.cg.s32 [sr31], sr21 ;
//START _litmus_P0
	mov.s32 sr00, 1 ;
	st.cg.s32 [sr10], sr00 ;
	mov.s32 sr20, 1 ;
	st.cg.s32 [sr30], sr20 ;

Binary '/tmp/dir200db8.tmp/ISA2+po+data+membar.cta-p0:p1::p2-xgygzg-0.exe' successfully loaded
Specification clusters: 3
Specification: [[(610, 3, 'R4'), (608, 3, 'R5')], [(668, 3, 'R4'), (665, 2, 'R8')], [(720, 2, 'R8'), (723, 2, 'R12')]]
Cluster 0: OK
Cluster 1: OK
Cluster 2: OK
!!SUCCESS!!
Test ISA2+po+data+membar.cta-p0:p1::p2-xgygzg Allowed
Histogram (8 states)
13437 :>1:r0=0; 2:r0=0; 2:r2=0;
999   :>1:r0=1; 2:r0=0; 2:r2=0;
1819  :>1:r0=0; 2:r0=1; 2:r2=0;
24    *>1:r0=1; 2:r0=1; 2:r2=0;
21080 :>1:r0=0; 2:r0=0; 2:r2=1;
5499  :>1:r0=1; 2:r0=0; 2:r2=1;
6556  :>1:r0=0; 2:r0=1; 2:r2=1;
586   :>1:r0=1; 2:r0=1; 2:r2=1;
Ok

Witnesses
Positive: 24, Negative: 49976
Condition exists (1:r0=1 /\ 2:r0=1 /\ 2:r2=0) is validated
Observation ISA2+po+data+membar.cta-p0:p1::p2-xgygzg Sometimes 24 49976
Time ISA2+po+data+membar.cta-p0:p1::p2-xgygzg 20.75

  -- device info --
Name:                           GeForce GTX TITAN
Major revision number:          3
Minor revision number:          5
Total global memory:            6442123264
Total shared memory per block:  49152
Number of multiprocessors:      14

Machine: formal
Revision 1383, version 5.01 GPU_PTX experimental backend
Command line: ./litmus -mach GTXTitan.cfg -a 8 -gpu-verf-comp true big_bucket/ISA2+po+data+membar.cta-p0:p1::p2-xgygzg-0.litmus -s 50000
Parameters
#ifndef SIZE_OF_TEST
#define SIZE_OF_TEST 50000
#endif
#ifndef NUMBER_OF_RUN
#define NUMBER_OF_RUN 1
#endif
/* cc options: -arch=sm_35 */
/* 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: 14 */
/* gpu_min_ctas: 10 */
/* gpu_max_threads: 512 */
/* gpu_min_threads: 128 */