# From https://github.com/cliffordwolf/icestorm/blob/be0bca0/icefuzz/timings_hx8k.txt # NB: Inputs/Outputs must be ordered alphabetically # Inputs: C D # Outputs: Q SB_DFF 1 0 2 1 - - # Inputs: C D E # Outputs: Q SB_DFFE 2 0 3 1 - - - # Inputs: C D R # Outputs: Q SB_DFFSR 3 0 3 1 - - - # Inputs: C D R # Outputs: Q SB_DFFR 4 0 3 1 - - - # Inputs: C D S # Outputs: Q SB_DFFSS 5 0 3 1 - - - # Inputs: C D S # Outputs: Q SB_DFFS 6 0 3 1 - - - # Inputs: C D E R # Outputs: Q SB_DFFESR 7 0 4 1 - - - - # Inputs: C D E R # Outputs: Q SB_DFFER 8 0 4 1 - - - - # Inputs: C D E S # Outputs: Q SB_DFFESS 9 0 4 1 - - - - # Inputs: C D E S # Outputs: Q SB_DFFES 10 0 4 1 - - - - # Inputs: C D # Outputs: Q SB_DFFN 11 0 2 1 - - # Inputs: C D E # Outputs: Q SB_DFFNE 12 0 3 1 - - - # Inputs: C D R # Outputs: Q SB_DFFNSR 13 0 3 1 - - - # Inputs: C D R # Outputs: Q SB_DFFNR 14 0 3 1 - - - # Inputs: C D S # Outputs: Q SB_DFFNSS 15 0 3 1 - - - # Inputs: C D S # Outputs: Q SB_DFFNS 16 0 3 1 - - - # Inputs: C D E R # Outputs: Q SB_DFFNESR 17 0 4 1 - - - - # Inputs: C D E R # Outputs: Q SB_DFFNER 18 0 4 1 - - - - # Inputs: C D E S # Outputs: Q SB_DFFNESS 19 0 4 1 - - - - # Inputs: C D E S # Outputs: Q SB_DFFNES 20 0 4 1 - - - - # Inputs: CI I0 I1 # Outputs: CO SB_CARRY 21 1 3 1 126 259 231 # Inputs: I0 I1 I2 I3 # Outputs: O SB_LUT4 22 1 4 1 449 400 379 316