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memory_bram: Reuse extract_rdff helper for make_outreg.

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Also properly skip read ports with init value or reset when not making
use of make_outreg.  Proper support for matching those will land later.
This commit is contained in:
Marcelina Kościelnicka 2021-05-25 19:31:53 +02:00
parent 0795b3ec07
commit 18806f1ef6
5 changed files with 52 additions and 40 deletions
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4
tests/arch/nexus/lutram.ys
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@ -13,7 +13,7 @@ design -load postopt
cd lutram_1w1r
stat
select -assert-count 8 t:WIDEFN9
select -assert-count 16 t:LUT4
select -assert-count 12 t:LUT4
select -assert-count 8 t:DPR16X4
select -assert-count 36 t:FD1P3IX
select -assert-count 8 t:FD1P3IX
select -assert-none t:DPR16X4 t:FD1P3IX t:WIDEFN9 t:LUT4 t:INV t:IB t:OB t:VLO t:VHI %% t:* %D