GPU_PTX IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg "Rf-c-gl2l2 Mcta-d-Rgl2-Wgl2 Ws-c-gl2l2 Rf-c-gl2l2 Ctrl-d-gl2-Wgl2 Ws-c-gl2l2" {} 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/dirb1d2b7.tmp/IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg-0.exe' successfully loaded Specification clusters: 4 Specification: [[(590, 3, 'R4'), (589, 2, 'R12')], [(628, 2, 'R10')], [(672, 3, 'R4'), (671, 2, 'R12')], [(716, 2, 'R10')]] 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 (27 states) 12593 :>1:r0=0; 3:r0=0; 0::x=1; 1::y=1; 5282 :>1:r0=1; 3:r0=0; 0::x=1; 1::y=1; 11601 :>1:r0=2; 3:r0=0; 0::x=1; 1::y=1; 6222 :>1:r0=0; 3:r0=1; 0::x=1; 1::y=1; 1950 :>1:r0=2; 3:r0=1; 0::x=1; 1::y=1; 10085 :>1:r0=0; 3:r0=2; 0::x=1; 1::y=1; 1352 :>1:r0=1; 3:r0=2; 0::x=1; 1::y=1; 10347 :>1:r0=2; 3:r0=2; 0::x=1; 1::y=1; 5251 :>1:r0=0; 3:r0=0; 0::x=2; 1::y=1; 1170 :>1:r0=1; 3:r0=0; 0::x=2; 1::y=1; 1096 :>1:r0=2; 3:r0=0; 0::x=2; 1::y=1; 248 :>1:r0=0; 3:r0=1; 0::x=2; 1::y=1; 2107 :>1:r0=0; 3:r0=2; 0::x=2; 1::y=1; 247 :>1:r0=1; 3:r0=2; 0::x=2; 1::y=1; 257 :>1:r0=2; 3:r0=2; 0::x=2; 1::y=1; 10233 :>1:r0=0; 3:r0=0; 0::x=1; 1::y=2; 60 :>1:r0=1; 3:r0=0; 0::x=1; 1::y=2; 3683 :>1:r0=2; 3:r0=0; 0::x=1; 1::y=2; 5560 :>1:r0=0; 3:r0=1; 0::x=1; 1::y=2; 786 :>1:r0=2; 3:r0=1; 0::x=1; 1::y=2; 4621 :>1:r0=0; 3:r0=2; 0::x=1; 1::y=2; 681 :>1:r0=2; 3:r0=2; 0::x=1; 1::y=2; 3530 :>1:r0=0; 3:r0=0; 0::x=2; 1::y=2; 15 :>1:r0=1; 3:r0=0; 0::x=2; 1::y=2; 8 :>1:r0=2; 3:r0=0; 0::x=2; 1::y=2; 854 :>1:r0=0; 3:r0=1; 0::x=2; 1::y=2; 161 :>1:r0=0; 3:r0=2; 0::x=2; 1::y=2; No Witnesses Positive: 0, Negative: 100000 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 100000 Time IRWIW+membar.cta+ctrl-p0::p1:p3::p2-xgyg 39.76 -- 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/IRWIW+membar.cta+ctrl-p0::p1:p3::p2-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 */