NVIDIA ISA Viewer

POPC

Population count

3 variants on SM100 (B200)

POPC
R,R
distilled: @P0 POPC R0, R0 ;
key: POPC_R_R
0123456701234567012345670123456701234567012345670123456701234567
100100001100predoperand 000000000operand 100000000000000000000000cINV
0123456701234567012345670123456701234567012345670123456701234567
00000000000000000000000000000000000000000stallyr-barw-barb-maskreuse00
POPC
R,I
distilled: @P0 POPC R0, 0x0 ;
key: POPC_R_I
0123456701234567012345670123456701234567012345670123456701234567
100100001001predoperand 000000000operand 1
0123456701234567012345670123456701234567012345670123456701234567
00000000000000000000000000000000000000000stallyr-barw-barb-maskreuse00
POPC
R,UR
distilled: @P0 POPC R0, UR0 ;
key: POPC_R_UR
0123456701234567012345670123456701234567012345670123456701234567
100100001011predoperand 000000000operand 100000000000000000000000cINV
0123456701234567012345670123456701234567012345670123456701234567
00000000000000000000000000010000000000000stallyr-barw-barb-maskreuse00