SASS instruction histogram for kernel flash_attn_br16_regpv_full (kernels/attention/flash_attention/flash_br16_regpv_full.sm_86.cubin)
Total instructions: 1128
HMMA: 64
IMMA: 0
LDSM: 48
LDS: 0
STS: 30
LDGSTS: 0
LDG: 30
STG: 32
FFMA: 13
FADD: 74
FMUL: 198
FSEL: 0
MUFU: 40
SHFL: 9
IADD3: 69
IMAD: 86
ISETP: 23
LOP3: 29
BRA: 29
EXIT: 3
BAR: 4
BARRIER: 0
WARPSYNC: 6
NOP: 8
S2R: 22
Other: 311
Useful instructions: 30.9%