GPU_PTX 3.LB+membar.gl+data+ctrl-p0::p1::p2-xgygzg
"Mgl-d-Rg-Wg Rf-c-g Data-d-g-Wg Rf-c-g Ctrl-d-g-Wg Rf-c-g"

{}

 P0                 | P1                        | P2                        ;
 ld.cg.s32 r0, [r1] | ld.cg.s32 r0, [r1]        | ld.cg.s32 r0, [r1]        ;
 membar.gl          | and.b32 r2, r0 2147483648 | and.b32 r2, r0 2147483648 ;
 mov.s32 r2, 1      | add.s32 r2, r2 1          | setp.eq.b32 p7, r2, 0     ;
 st.cg.s32 [r3], r2 | st.cg.s32 [r3], r2        | @p7 bra LC00              ;
                    |                           | mov.s64 r4, 3494          ;
                    |                           | LC00:                     ;
                    |                           | mov.s32 r3, 1             ;
                    |                           | st.cg.s32 [r4], r3        ;

exists (0:r0=1 /\ 1:r0=1 /\ 2:r0=1)
(device (kernel (cta (warp P0)) (cta (warp P1)) (cta (warp P2))))
x:global; y:global; z:global
Generated assembler
//START _litmus_P2
	ld.cg.s32 sr02, [sr12] ;
	and.b32 sr22, sr02, 2147483648 ;
	setp.eq.b32 sp72, sr22, 0 ;
	@sp72 bra LC00 ;
	mov.s64 sr42, 3494 ;
LC00:
	mov.s32 sr32, 1 ;
	st.cg.s32 [sr42], 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
	ld.cg.s32 sr00, [sr10] ;
	membar.gl ;
	mov.s32 sr20, 1 ;
	st.cg.s32 [sr30], sr20 ;

Binary '/tmp/dird80c8e.tmp/3.LB+membar.gl+data+ctrl-p0::p1::p2-xgygzg-0.exe' successfully loaded
Specification clusters: 3
Specification: [[(542, 3, 'R4'), (539, 2, 'R10')], [(594, 3, 'R4'), (593, 2, 'R10')], [(652, 3, 'R4'), (649, 2, 'R12')]]
Cluster 0: OK
Cluster 1: OK
Cluster 2: OK
!!SUCCESS!!
Test 3.LB+membar.gl+data+ctrl-p0::p1::p2-xgygzg Allowed
Histogram (7 states)
35831 :>0:r0=0; 1:r0=0; 2:r0=0;
4809  :>0:r0=1; 1:r0=0; 2:r0=0;
4535  :>0:r0=0; 1:r0=1; 2:r0=0;
2     :>0:r0=1; 1:r0=1; 2:r0=0;
4813  :>0:r0=0; 1:r0=0; 2:r0=1;
7     :>0:r0=1; 1:r0=0; 2:r0=1;
3     :>0:r0=0; 1:r0=1; 2:r0=1;
No

Witnesses
Positive: 0, Negative: 50000
Condition exists (0:r0=1 /\ 1:r0=1 /\ 2:r0=1) is NOT validated
Observation 3.LB+membar.gl+data+ctrl-p0::p1::p2-xgygzg Never 0 50000
Time 3.LB+membar.gl+data+ctrl-p0::p1::p2-xgygzg 9.69

  -- device info --
Name:                           GeForce GT 540M
Major revision number:          2
Minor revision number:          1
Total global memory:            1072889856
Total shared memory per block:  49152
Number of multiprocessors:      2

Machine: DeepThought3
Revision 1371, version 5.01 GPU_PTX experimental backend
Command line: ./litmus -mach GTX540m.cfg -a 8 -gpu-verf-comp true big_bucket/3.LB+membar.gl+data+ctrl-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_21 */
/* 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: 4 */
/* gpu_min_ctas: 4 */
/* gpu_max_threads: 128 */
/* gpu_min_threads: 128 */