SASS instruction histogram for kernel flash_attn_split_q (kernels/attention/flash_attention/flash_split_q.sm_86.cubin)
Total instructions: 3000
HMMA: 64
IMMA: 0
LDSM: 48
LDS: 238
STS: 205
LDGSTS: 0
LDG: 30
STG: 64
FFMA: 31
FADD: 287
FMUL: 384
FSEL: 0
MUFU: 97
SHFL: 161
IADD3: 80
IMAD: 210
ISETP: 47
LOP3: 17
BRA: 38
EXIT: 2
BAR: 5
BARRIER: 0
WARPSYNC: 5
NOP: 17
S2R: 8
Other: 962
Useful instructions: 25.5%