SASS instruction histogram for kernel flash_attn_br16_regpv_pad (kernels/attention/flash_attention/flash_br16_regpv_pad_kv0_w4.sm_86.cubin)
Total instructions: 3136
HMMA: 64
IMMA: 0
LDSM: 48
LDS: 128
STS: 110
LDGSTS: 0
LDG: 30
STG: 32
FFMA: 70
FADD: 305
FMUL: 384
FSEL: 0
MUFU: 116
SHFL: 161
IADD3: 98
IMAD: 259
ISETP: 51
LOP3: 42
BRA: 59
EXIT: 17
BAR: 5
BARRIER: 0
WARPSYNC: 7
NOP: 8
S2R: 22
Other: 1120
Useful instructions: 26.2%