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Remove sequential extension

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This commit is contained in:
Eddie Hung 2019-08-20 18:16:37 -07:00
parent bbab608691
commit 091bf4a18b
9 changed files with 68 additions and 730 deletions
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41
techlibs/xilinx/abc_xc7.box
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@ -38,47 +38,6 @@ CARRY4 4 1 10 8
592 540 520 356 - 512 548 292 - 228
580 526 507 398 385 508 528 378 380 114
# Box to emulate async behaviour of FD[CP]*
# Inputs: A S
# Outputs: Y
$__ABC_ASYNC 1000 0 2 1
0 764
# The following FD*.{CE,R,CLR,PRE) are offset by 46ps to
# reflect the -46ps Tsu
# https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/slicel.sdf#L237-L251
# https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/slicel.sdf#L265-L277
# Inputs: C CE D R \$pastQ
# Outputs: Q
FDRE 1001 1 5 1
0 151 0 446 0
# Inputs: C CE D R \$pastQ
# Outputs: Q
FDRE_1 1002 1 5 1
0 151 0 446 0
# Inputs: C CE CLR D \$pastQ
# Outputs: Q
FDCE 1003 1 5 1
0 151 806 0 0
# Inputs: C CE CLR D \$pastQ
# Outputs: Q
FDCE_1 1004 1 5 1
0 151 806 0 0
# Inputs: C CE D PRE \$pastQ
# Outputs: Q
FDPE 1005 1 5 1
0 151 0 806 0
# Inputs: C CE D PRE \$pastQ
# Outputs: Q
FDPE_1 1006 1 5 1
0 151 0 806 0
# SLICEM/A6LUT
# Box to emulate comb/seq behaviour of RAMD{32,64} and SRL{16,32}
# Inputs: A S0 S1 S2 S3 S4 S5