GPU_PTX ISA2+po+membar.cta+po-p0:p1:p2-xsyszg
"Po-d-Ws-Ws Rf-w-s Mcta-d-Rs-Wg Rf-w-g Po-d-Rg-Rs Fr-w-s"

{}

 P0                 | P1                 | P2                 ;
 mov.s32 r0, 1      | ld.cg.s32 r0, [r1] | ld.cg.s32 r0, [r1] ;
 st.cg.s32 [r1], r0 | membar.cta         | ld.cg.s32 r2, [r3] ;
 mov.s32 r2, 1      | mov.s32 r2, 1      |                    ;
 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) (warp P2))))
x:local; y:local; z:global
Generated assembler
//START _litmus_P2
	ld.cg.s32 sr02, [sr12] ;
	ld.cg.s32 sr22, [sr32] ;
//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, 1 ;
	st.cg.s32 [sr10], sr00 ;
	mov.s32 sr20, 1 ;
	st.cg.s32 [sr30], sr20 ;

Binary '/tmp/dirf69c19.tmp/ISA2+po+membar.cta+po-p0:p1:p2-xsyszg-0.exe' successfully loaded
Specification clusters: 3
Specification: [[(688, 3, 'R5'), (686, 3, 'R4')], [(749, 3, 'R4'), (747, 2, 'R12')], [(811, 2, 'R10'), (813, 2, 'R12')]]
Cluster 0: OK
Cluster 1: OK
Cluster 2: OK
!!SUCCESS!!
Test ISA2+po+membar.cta+po-p0:p1:p2-xsyszg Allowed
Histogram (8 states)
17106 :>1:r0=0; 2:r0=0; 2:r2=0;
2109  :>1:r0=1; 2:r0=0; 2:r2=0;
4954  :>1:r0=0; 2:r0=1; 2:r2=0;
139   *>1:r0=1; 2:r0=1; 2:r2=0;
12173 :>1:r0=0; 2:r0=0; 2:r2=1;
5453  :>1:r0=1; 2:r0=0; 2:r2=1;
7090  :>1:r0=0; 2:r0=1; 2:r2=1;
976   :>1:r0=1; 2:r0=1; 2:r2=1;
Ok

Witnesses
Positive: 139, Negative: 49861
Condition exists (1:r0=1 /\ 2:r0=1 /\ 2:r2=0) is validated
Observation ISA2+po+membar.cta+po-p0:p1:p2-xsyszg Sometimes 139 49861
Time ISA2+po+membar.cta+po-p0:p1:p2-xsyszg 15.61

  -- 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+membar.cta+po-p0:p1:p2-xsyszg-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 */