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dfflegalize: Refactor, add aldff support.

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Marcelina Kościelnicka 2021-10-27 10:14:07 +02:00
parent bdf153d06c
commit 0a0df8d38c
12 changed files with 1158 additions and 1074 deletions
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10
tests/techmap/dfflegalize_sr_init.ys
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@ -12,7 +12,7 @@ $_SR_PN_ ff1 (.R(R), .S(S), .Q(Q[1]));
$_SR_NP_ ff2 (.R(R), .S(S), .Q(Q[2]));
endmodule
module top(input C, E, R, D, output [5:0] Q);
module top(input R, S, output [5:0] Q);
sr0 sr0_(.S(S), .R(R), .Q(Q[2:0]));
sr1 sr1_(.S(S), .R(R), .Q(Q[5:3]));
endmodule
@ -103,8 +103,8 @@ select -assert-none t:$_DLATCH_PP0_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/*
design -load orig
dfflegalize -cell $_DLATCH_PP1_ 0
select -assert-count 11 sr0/t:$_NOT_
select -assert-count 8 sr1/t:$_NOT_
select -assert-count 8 sr0/t:$_NOT_
select -assert-count 5 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DLATCH_PP1_
select -assert-count 3 sr1/t:$_DLATCH_PP1_
select -assert-count 1 sr0/t:$_ANDNOT_
@ -118,8 +118,8 @@ select -assert-none t:$_DLATCH_PP1_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/*
design -load orig
dfflegalize -cell $_DLATCH_PP1_ 1
select -assert-count 8 sr0/t:$_NOT_
select -assert-count 11 sr1/t:$_NOT_
select -assert-count 5 sr0/t:$_NOT_
select -assert-count 8 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DLATCH_PP1_
select -assert-count 3 sr1/t:$_DLATCH_PP1_
select -assert-count 0 sr0/t:$_ANDNOT_