SASS instruction histogram for kernel flash_attn_1warp (kernels/attention/flash_attention/flash_attn.sm_86.cubin)
Total instructions: 1272
HMMA: 0
IMMA: 0
LDSM: 0
LDS: 128
STS: 14
LDGSTS: 0
LDG: 16
STG: 2
FFMA: 138
FADD: 227
FMUL: 135
FSEL: 0
MUFU: 38
SHFL: 160
IADD3: 46
IMAD: 16
ISETP: 33
LOP3: 25
BRA: 26
EXIT: 2
BAR: 0
BARRIER: 0
WARPSYNC: 0
NOP: 13
S2R: 3
Other: 250
Useful instructions: 39.3%