GPU_PTX IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg "Rf-c-g Mcta-d-Rg-Wg Ws-c-g Rf-c-g Ctrl-d-g-Wg Ws-c-g" {} 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 | | setp.eq.b32 p0, r2, 0 ; | st.cg.s32 [r3], r2 | | @p0 bra LC00 ; | | | mov.s64 r4, 3494 ; | | | LC00: ; | | | mov.s32 r3, 1 ; | | | st.cg.s32 [r4], r3 ; exists (0::x=2 /\ 1::y=2 /\ 1:r0=2 /\ 3:r0=2) (device (kernel (cta (warp P0)) (cta (warp P1) (warp P3)) (cta (warp P2)))) x:global; y:global Generated assembler //START _litmus_P3 ld.cg.s32 sr03, [sr13] ; and.b32 sr23, sr03, 2147483648 ; setp.eq.b32 sp03, sr23, 0 ; @sp03 bra LC00 ; mov.s64 sr43, 3494 ; LC00: mov.s32 sr33, 1 ; st.cg.s32 [sr43], sr33 ; //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/dirce4ae6.tmp/IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg-0.exe' successfully loaded Specification clusters: 4 Specification: [[(533, 3, 'R0'), (530, 2, 'R10')], [(572, 2, 'R8')], [(620, 3, 'R0'), (617, 2, 'R10')], [(664, 2, 'R8')]] Cluster 0: OK Cluster 1: OK Cluster 2: OK Cluster 3: OK !!SUCCESS!! Test IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg Allowed Histogram (26 states) 15695 :>1:r0=0; 3:r0=0; 0::x=1; 1::y=1; 856 :>1:r0=1; 3:r0=0; 0::x=1; 1::y=1; 9491 :>1:r0=2; 3:r0=0; 0::x=1; 1::y=1; 817 :>1:r0=0; 3:r0=1; 0::x=1; 1::y=1; 137 :>1:r0=2; 3:r0=1; 0::x=1; 1::y=1; 3498 :>1:r0=0; 3:r0=2; 0::x=1; 1::y=1; 41 :>1:r0=1; 3:r0=2; 0::x=1; 1::y=1; 1991 :>1:r0=2; 3:r0=2; 0::x=1; 1::y=1; 1805 :>1:r0=0; 3:r0=0; 0::x=2; 1::y=1; 175 :>1:r0=1; 3:r0=0; 0::x=2; 1::y=1; 108 :>1:r0=2; 3:r0=0; 0::x=2; 1::y=1; 1 :>1:r0=0; 3:r0=1; 0::x=2; 1::y=1; 141 :>1:r0=0; 3:r0=2; 0::x=2; 1::y=1; 9 :>1:r0=1; 3:r0=2; 0::x=2; 1::y=1; 6 :>1:r0=2; 3:r0=2; 0::x=2; 1::y=1; 10460 :>1:r0=0; 3:r0=0; 0::x=1; 1::y=2; 39 :>1:r0=1; 3:r0=0; 0::x=1; 1::y=2; 2464 :>1:r0=2; 3:r0=0; 0::x=1; 1::y=2; 994 :>1:r0=0; 3:r0=1; 0::x=1; 1::y=2; 93 :>1:r0=2; 3:r0=1; 0::x=1; 1::y=2; 391 :>1:r0=0; 3:r0=2; 0::x=1; 1::y=2; 34 :>1:r0=2; 3:r0=2; 0::x=1; 1::y=2; 740 :>1:r0=0; 3:r0=0; 0::x=2; 1::y=2; 5 :>1:r0=1; 3:r0=0; 0::x=2; 1::y=2; 3 :>1:r0=2; 3:r0=0; 0::x=2; 1::y=2; 6 :>1:r0=0; 3:r0=1; 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+ctrl-p0::p1:p3::p2-xgyg Never 0 50000 Time IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg 26.92 -- device info -- Name: Tesla C2075 Major revision number: 2 Minor revision number: 0 Total global memory: 5636554752 Total shared memory per block: 49152 Number of multiprocessors: 14 Machine: fractus Revision 1365M, version 5.01 GPU_PTX experimental backend Command line: ./litmus -mach TeslaC2075.cfg -a 8 -gpu-verf-comp true big_bucket2/IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg-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_20 */ /* 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: 12 */ /* gpu_min_ctas: 9 */ /* gpu_max_threads: 512 */ /* gpu_min_threads: 128 */