SASS instruction histogram for kernel flash_attn_br16 (kernels/attention/flash_attention/flash_br16.sm_86.cubin)
Total instructions: 3168
HMMA: 64
IMMA: 0
LDSM: 48
LDS: 238
STS: 179
LDGSTS: 0
LDG: 30
STG: 32
FFMA: 70
FADD: 305
FMUL: 416
FSEL: 0
MUFU: 116
SHFL: 161
IADD3: 79
IMAD: 190
ISETP: 56
LOP3: 42
BRA: 56
EXIT: 17
BAR: 4
BARRIER: 0
WARPSYNC: 5
NOP: 18
S2R: 7
Other: 1035
Useful instructions: 27%