Register audit for kernel flash_attn_4warp (kernels/attention/flash_attention/flash_wmma.sm_86.cubin)
Registers per thread: 96
Block size: 128
Registers per block: 12288
Static shared memory (KB): 16
Dynamic shared memory: FALSE
Local bytes: 0
Register spill: FALSE
Constant bytes: 396
Theoretical blocks per SM: 5
Warps per SM: 20