GPU_PTX IRWIW+membar.cta+addr-p0:p1:p2:p3-xsys "Rf-w-s Mcta-d-Rs-Ws Ws-w-s Rf-w-s Addr-d-s-Ws Ws-w-s" {} 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 | | 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::x=2 /\ 1::y=2 /\ 1:r0=2 /\ 3:r0=2) (device (kernel (cta (warp P0) (warp P1) (warp P2) (warp P3)))) x:local; y:local Generated assembler //START _litmus_P3 ld.cg.s32 sr03, [sr13] ; and.b32 sr23, sr03, 2147483648 ; cvt.u64.u32 sr33, sr23 ; mov.s32 sr43, 1 ; add.u64 sr53, sr53, sr33 ; st.cg.s32 [sr53], sr43 ; //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/dir08749d.tmp/IRWIW+membar.cta+addr-p0:p1:p2:p3-xsys-0.exe' successfully loaded Specification clusters: 4 Specification: [[(807, 3, 'R4'), (805, 2, 'R8')], [(863, 2, 'R10')], [(945, 3, 'R4'), (943, 2, 'R12')], [(1008, 2, 'R10')]] Cluster 0: OK Cluster 1: OK Cluster 2: OK Cluster 3: OK !!SUCCESS!! Test IRWIW+membar.cta+addr-p0:p1:p2:p3-xsys Allowed Histogram (27 states) 7185 :>1:r0=0; 3:r0=0; 0::x=1; 1::y=1; 4894 :>1:r0=1; 3:r0=0; 0::x=1; 1::y=1; 9069 :>1:r0=2; 3:r0=0; 0::x=1; 1::y=1; 1657 :>1:r0=0; 3:r0=1; 0::x=1; 1::y=1; 450 :>1:r0=2; 3:r0=1; 0::x=1; 1::y=1; 5771 :>1:r0=0; 3:r0=2; 0::x=1; 1::y=1; 1364 :>1:r0=1; 3:r0=2; 0::x=1; 1::y=1; 9411 :>1:r0=2; 3:r0=2; 0::x=1; 1::y=1; 2180 :>1:r0=0; 3:r0=0; 0::x=2; 1::y=1; 1158 :>1:r0=1; 3:r0=0; 0::x=2; 1::y=1; 1660 :>1:r0=2; 3:r0=0; 0::x=2; 1::y=1; 14 :>1:r0=0; 3:r0=1; 0::x=2; 1::y=1; 757 :>1:r0=0; 3:r0=2; 0::x=2; 1::y=1; 213 :>1:r0=1; 3:r0=2; 0::x=2; 1::y=1; 529 :>1:r0=2; 3:r0=2; 0::x=2; 1::y=1; 663 :>1:r0=0; 3:r0=0; 0::x=1; 1::y=2; 54 :>1:r0=1; 3:r0=0; 0::x=1; 1::y=2; 411 :>1:r0=2; 3:r0=0; 0::x=1; 1::y=2; 267 :>1:r0=0; 3:r0=1; 0::x=1; 1::y=2; 179 :>1:r0=2; 3:r0=1; 0::x=1; 1::y=2; 514 :>1:r0=0; 3:r0=2; 0::x=1; 1::y=2; 424 :>1:r0=2; 3:r0=2; 0::x=1; 1::y=2; 1001 :>1:r0=0; 3:r0=0; 0::x=2; 1::y=2; 112 :>1:r0=1; 3:r0=0; 0::x=2; 1::y=2; 23 :>1:r0=2; 3:r0=0; 0::x=2; 1::y=2; 34 :>1:r0=0; 3:r0=1; 0::x=2; 1::y=2; 6 :>1:r0=0; 3:r0=2; 0::x=2; 1::y=2; No Witnesses Positive: 0, Negative: 50000 Condition exists (0::x=2 /\ 1::y=2 /\ 1:r0=2 /\ 3:r0=2) is NOT validated Observation IRWIW+membar.cta+addr-p0:p1:p2:p3-xsys Never 0 50000 Time IRWIW+membar.cta+addr-p0:p1:p2:p3-xsys 3.69 -- device info -- Name: GeForce GTX 750 Ti Major revision number: 5 Minor revision number: 0 Total global memory: 2147287040 Total shared memory per block: 49152 Number of multiprocessors: 5 Machine: formal Revision 1383, version 5.01 GPU_PTX experimental backend Command line: ./litmus -mach GTX750.cfg -a 8 -gpu-verf-comp true big_bucket/IRWIW+membar.cta+addr-p0:p1:p2:p3-xsys-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_50 */ /* 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: 5 */ /* gpu_min_ctas: 4 */ /* gpu_max_threads: 256 */ /* gpu_min_threads: 128 */