GPU_PTX LB+addr+po-p0::p1-xgyg
"Addr-d-gl2-Wgl2 Rf-c-gl2l2 Po-d-Rgl2-Wgl2 Rf-c-gl2l2"

{}

 P0                        | P1                 ;
 ld.cg.s32 r0, [r1]        | ld.cg.s32 r0, [r1] ;
 and.b32 r2, r0 2147483648 | mov.s32 r2, 1      ;
 cvt.u64.u32 r3, r2        | st.cg.s32 [r3], r2 ;
 mov.s32 r4, 1             |                    ;
 add.u64 r5, r5 r3         |                    ;
 st.cg.s32 [r5], r4        |                    ;

exists (0:r0=1 /\ 1:r0=1)
(device (kernel (cta (warp P0)) (cta (warp P1))))
x:global; y:global
Generated assembler
//START _litmus_P1
	ld.cg.s32 sr01, [sr11] ;
	mov.s32 sr21, 1 ;
	st.cg.s32 [sr31], sr21 ;
//START _litmus_P0
	ld.cg.s32 sr00, [sr10] ;
	and.b32 sr20, sr00, 2147483648 ;
	cvt.u64.u32 sr30, sr20 ;
	mov.s32 sr40, 1 ;
	add.u64 sr50, sr50, sr30 ;
	st.cg.s32 [sr50], sr40 ;

Binary '/tmp/dirf2fd92.tmp/LB+addr+po-p0::p1-xgyg-0.exe' successfully loaded
Specification clusters: 2
Specification: [[(401, 3, 'R4'), (400, 2, 'R14')], [(455, 3, 'R4'), (454, 2, 'R6')]]
Cluster 0: OK
Cluster 1: OK
!!SUCCESS!!
Test LB+addr+po-p0::p1-xgyg Allowed
Histogram (4 states)
62170 :>0:r0=0; 1:r0=0;
24285 :>0:r0=1; 1:r0=0;
13379 :>0:r0=0; 1:r0=1;
166   *>0:r0=1; 1:r0=1;
Ok

Witnesses
Positive: 166, Negative: 99834
Condition exists (0:r0=1 /\ 1:r0=1) is validated
Observation LB+addr+po-p0::p1-xgyg Sometimes 166 99834
Time LB+addr+po-p0::p1-xgyg 37.95

  -- 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/LB+addr+po-p0::p1-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 */