yosys/tests/techmap/dfflegalize_aldff_init.ys

read_verilog -icells <<EOT

module aldff(input C, L, AD, D, (* init = 3'b000 *) output [2:0] Q);
$_ALDFF_PP_ ff0 (.C(C), .L(L), .AD(AD), .D(D), .Q(Q[0]));
$_ALDFF_PN_ ff1 (.C(C), .L(L), .AD(AD), .D(D), .Q(Q[1]));
$_ALDFF_NP_ ff2 (.C(C), .L(L), .AD(AD), .D(D), .Q(Q[2]));
endmodule

module aldffe(input C, E, L, AD, D, (* init = 4'b0000 *) output [3:0] Q);
$_ALDFFE_PPP_ ff0 (.C(C), .L(L), .AD(AD), .E(E), .D(D), .Q(Q[0]));
$_ALDFFE_PPN_ ff1 (.C(C), .L(L), .AD(AD), .E(E), .D(D), .Q(Q[1]));
$_ALDFFE_PNP_ ff2 (.C(C), .L(L), .AD(AD), .E(E), .D(D), .Q(Q[2]));
$_ALDFFE_NPP_ ff3 (.C(C), .L(L), .AD(AD), .E(E), .D(D), .Q(Q[3]));
endmodule

module top(input C, E, L, AD, D, output [6:0] Q);
aldff aldff_(.C(C), .L(L), .AD(AD), .D(D), .Q(Q[2:0]));
aldffe aldffe_(.C(C), .L(L), .AD(AD), .E(E), .D(D), .Q(Q[6:3]));
endmodule

EOT

design -save orig
flatten
equiv_opt -assert -multiclock dfflegalize -cell $_ALDFF_PP_ 0
equiv_opt -assert -multiclock dfflegalize -cell $_ALDFF_PP_ 1
equiv_opt -assert -multiclock dfflegalize -cell $_ALDFFE_PPP_ 0
equiv_opt -assert -multiclock dfflegalize -cell $_ALDFFE_PPP_ 1
#equiv_opt -assert -multiclock dfflegalize -cell $_DFFSR_PPP_ 0
#equiv_opt -assert -multiclock dfflegalize -cell $_DFFSR_PPP_ 1
#equiv_opt -assert -multiclock dfflegalize -cell $_DFFSRE_PPPP_ 0
#equiv_opt -assert -multiclock dfflegalize -cell $_DFFSRE_PPPP_ 1


# Convert everything to ALDFFs.

design -load orig
dfflegalize -cell $_ALDFF_PP_ 0

select -assert-count 2 aldff/t:$_NOT_
select -assert-count 2 aldffe/t:$_NOT_
select -assert-count 0 aldff/t:$_MUX_
select -assert-count 4 aldffe/t:$_MUX_
select -assert-count 7 t:$_ALDFF_PP_
select -assert-none t:$_ALDFF_PP_ t:$_MUX_ t:$_NOT_ top/* %% %n t:* %i

design -load orig
dfflegalize -cell $_ALDFF_PP_ 1

select -assert-count 11 aldff/t:$_NOT_
select -assert-count 14 aldffe/t:$_NOT_
select -assert-count 0 aldff/t:$_MUX_
select -assert-count 4 aldffe/t:$_MUX_
select -assert-count 7 t:$_ALDFF_PP_
select -assert-none t:$_ALDFF_PP_ t:$_MUX_ t:$_NOT_ top/* %% %n t:* %i


# Convert everything to ALDFFEs.

design -load orig
dfflegalize -cell $_ALDFFE_PPP_ 0

select -assert-count 2 aldff/t:$_NOT_
select -assert-count 3 aldffe/t:$_NOT_
select -assert-count 7 t:$_ALDFFE_PPP_
select -assert-none t:$_ALDFFE_PPP_ t:$_NOT_ top/* %% %n t:* %i

design -load orig
dfflegalize -cell $_ALDFFE_PPP_ 1

select -assert-count 11 aldff/t:$_NOT_
select -assert-count 15 aldffe/t:$_NOT_
select -assert-count 7 t:$_ALDFFE_PPP_
select -assert-none t:$_ALDFFE_PPP_ t:$_NOT_ top/* %% %n t:* %i


# Convert everything to DFFSRs.

design -load orig
dfflegalize -cell $_DFFSR_PPP_ 0

select -assert-count 2 aldff/t:$_AND_
select -assert-count 3 aldffe/t:$_AND_
select -assert-count 2 aldff/t:$_ANDNOT_
select -assert-count 3 aldffe/t:$_ANDNOT_
select -assert-count 1 aldff/t:$_OR_
select -assert-count 1 aldffe/t:$_OR_
select -assert-count 1 aldff/t:$_ORNOT_
select -assert-count 1 aldffe/t:$_ORNOT_
select -assert-count 3 aldff/t:$_NOT_
select -assert-count 3 aldffe/t:$_NOT_
select -assert-count 0 aldff/t:$_MUX_
select -assert-count 4 aldffe/t:$_MUX_
select -assert-count 7 t:$_DFFSR_PPP_
select -assert-none t:$_DFFSR_PPP_ t:$_MUX_ t:$_NOT_ t:$_AND_ t:$_ANDNOT_ t:$_OR_ t:$_ORNOT_ top/* %% %n t:* %i

design -load orig
dfflegalize -cell $_DFFSR_PPP_ 1

select -assert-count 2 aldff/t:$_AND_
select -assert-count 3 aldffe/t:$_AND_
select -assert-count 2 aldff/t:$_ANDNOT_
select -assert-count 3 aldffe/t:$_ANDNOT_
select -assert-count 1 aldff/t:$_OR_
select -assert-count 1 aldffe/t:$_OR_
select -assert-count 1 aldff/t:$_ORNOT_
select -assert-count 1 aldffe/t:$_ORNOT_
select -assert-count 12 aldff/t:$_NOT_
select -assert-count 15 aldffe/t:$_NOT_
select -assert-count 0 aldff/t:$_MUX_
select -assert-count 4 aldffe/t:$_MUX_
select -assert-count 7 t:$_DFFSR_PPP_
select -assert-none t:$_DFFSR_PPP_ t:$_MUX_ t:$_NOT_ t:$_AND_ t:$_ANDNOT_ t:$_OR_ t:$_ORNOT_ top/* %% %n t:* %i


# Convert everything to DFFSREs.

design -load orig
dfflegalize -cell $_DFFSRE_PPPP_ 0

select -assert-count 2 aldff/t:$_AND_
select -assert-count 3 aldffe/t:$_AND_
select -assert-count 2 aldff/t:$_ANDNOT_
select -assert-count 3 aldffe/t:$_ANDNOT_
select -assert-count 1 aldff/t:$_OR_
select -assert-count 1 aldffe/t:$_OR_
select -assert-count 1 aldff/t:$_ORNOT_
select -assert-count 1 aldffe/t:$_ORNOT_
select -assert-count 3 aldff/t:$_NOT_
select -assert-count 4 aldffe/t:$_NOT_
select -assert-count 7 t:$_DFFSRE_PPPP_
select -assert-none t:$_DFFSRE_PPPP_ t:$_NOT_ t:$_AND_ t:$_ANDNOT_ t:$_OR_ t:$_ORNOT_ top/* %% %n t:* %i

design -load orig
dfflegalize -cell $_DFFSRE_PPPP_ 1

select -assert-count 2 aldff/t:$_AND_
select -assert-count 3 aldffe/t:$_AND_
select -assert-count 2 aldff/t:$_ANDNOT_
select -assert-count 3 aldffe/t:$_ANDNOT_
select -assert-count 1 aldff/t:$_OR_
select -assert-count 1 aldffe/t:$_OR_
select -assert-count 1 aldff/t:$_ORNOT_
select -assert-count 1 aldffe/t:$_ORNOT_
select -assert-count 12 aldff/t:$_NOT_
select -assert-count 16 aldffe/t:$_NOT_
select -assert-count 7 t:$_DFFSRE_PPPP_
select -assert-none t:$_DFFSRE_PPPP_ t:$_NOT_ t:$_AND_ t:$_ANDNOT_ t:$_OR_ t:$_ORNOT_ top/* %% %n t:* %i