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yosys/tests/techmap/dfflegalize_sr_init.ys
Jannis Harder 0113f44faa Reenable existing equiv_opt tests
2022-10-07 16:04:51 +02:00

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read_verilog -icells <<EOT
module sr0(input R, S, (* init = 3'h0 *) output [2:0] Q);
$_SR_PP_ ff0 (.R(R), .S(S), .Q(Q[0]));
$_SR_PN_ ff1 (.R(R), .S(S), .Q(Q[1]));
$_SR_NP_ ff2 (.R(R), .S(S), .Q(Q[2]));
endmodule
module sr1(input R, S, (* init = 3'h7 *) output [2:0] Q);
$_SR_PP_ ff0 (.R(R), .S(S), .Q(Q[0]));
$_SR_PN_ ff1 (.R(R), .S(S), .Q(Q[1]));
$_SR_NP_ ff2 (.R(R), .S(S), .Q(Q[2]));
endmodule
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
EOT
design -save orig
flatten
equiv_opt -assert -multiclock dfflegalize -cell $_SR_PP_ 0
equiv_opt -assert -multiclock dfflegalize -cell $_SR_PP_ 1
equiv_opt -assert -multiclock dfflegalize -cell $_DLATCH_PP0_ 0
equiv_opt -assert -multiclock dfflegalize -cell $_DLATCH_PP0_ 1
equiv_opt -assert -multiclock dfflegalize -cell $_DLATCH_PP1_ 0
equiv_opt -assert -multiclock dfflegalize -cell $_DLATCH_PP1_ 1
equiv_opt -assert -multiclock dfflegalize -cell $_DLATCHSR_PPP_ 0
equiv_opt -assert -multiclock dfflegalize -cell $_DLATCHSR_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 SRs.
design -load orig
dfflegalize -cell $_SR_PP_ 0
select -assert-count 2 sr0/t:$_NOT_
select -assert-count 5 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_SR_PP_
select -assert-count 3 sr1/t:$_SR_PP_
select -assert-count 0 sr0/t:$_ANDNOT_
select -assert-count 1 sr1/t:$_ANDNOT_
select -assert-count 0 sr0/t:$_AND_
select -assert-count 1 sr1/t:$_AND_
select -assert-count 0 sr0/t:$_OR_
select -assert-count 1 sr1/t:$_OR_
select -assert-none t:$_SR_PP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
design -load orig
dfflegalize -cell $_SR_PP_ 1
select -assert-count 5 sr0/t:$_NOT_
select -assert-count 2 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_SR_PP_
select -assert-count 3 sr1/t:$_SR_PP_
select -assert-count 1 sr0/t:$_ANDNOT_
select -assert-count 0 sr1/t:$_ANDNOT_
select -assert-count 1 sr0/t:$_AND_
select -assert-count 0 sr1/t:$_AND_
select -assert-count 1 sr0/t:$_OR_
select -assert-count 0 sr1/t:$_OR_
select -assert-none t:$_SR_PP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
# Convert everything to ADLATCHs.
design -load orig
dfflegalize -cell $_DLATCH_PP0_ 0
select -assert-count 2 sr0/t:$_NOT_
select -assert-count 5 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DLATCH_PP0_
select -assert-count 3 sr1/t:$_DLATCH_PP0_
select -assert-count 0 sr0/t:$_ANDNOT_
select -assert-count 1 sr1/t:$_ANDNOT_
select -assert-count 0 sr0/t:$_AND_
select -assert-count 1 sr1/t:$_AND_
select -assert-count 0 sr0/t:$_OR_
select -assert-count 1 sr1/t:$_OR_
select -assert-none t:$_DLATCH_PP0_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
design -load orig
dfflegalize -cell $_DLATCH_PP0_ 1
select -assert-count 5 sr0/t:$_NOT_
select -assert-count 2 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DLATCH_PP0_
select -assert-count 3 sr1/t:$_DLATCH_PP0_
select -assert-count 1 sr0/t:$_ANDNOT_
select -assert-count 0 sr1/t:$_ANDNOT_
select -assert-count 1 sr0/t:$_AND_
select -assert-count 0 sr1/t:$_AND_
select -assert-count 1 sr0/t:$_OR_
select -assert-count 0 sr1/t:$_OR_
select -assert-none t:$_DLATCH_PP0_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
design -load orig
dfflegalize -cell $_DLATCH_PP1_ 0
select -assert-count 8 sr0/t:$_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_
select -assert-count 0 sr1/t:$_ANDNOT_
select -assert-count 1 sr0/t:$_AND_
select -assert-count 0 sr1/t:$_AND_
select -assert-count 1 sr0/t:$_OR_
select -assert-count 0 sr1/t:$_OR_
select -assert-none t:$_DLATCH_PP1_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
design -load orig
dfflegalize -cell $_DLATCH_PP1_ 1
select -assert-count 5 sr0/t:$_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_
select -assert-count 1 sr1/t:$_ANDNOT_
select -assert-count 0 sr0/t:$_AND_
select -assert-count 1 sr1/t:$_AND_
select -assert-count 0 sr0/t:$_OR_
select -assert-count 1 sr1/t:$_OR_
select -assert-none t:$_DLATCH_PP1_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
# Convert everything to DLATCHSRs.
design -load orig
dfflegalize -cell $_DLATCHSR_PPP_ 0
select -assert-count 2 sr0/t:$_NOT_
select -assert-count 5 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DLATCHSR_PPP_
select -assert-count 3 sr1/t:$_DLATCHSR_PPP_
select -assert-count 0 sr0/t:$_ANDNOT_
select -assert-count 1 sr1/t:$_ANDNOT_
select -assert-count 0 sr0/t:$_AND_
select -assert-count 1 sr1/t:$_AND_
select -assert-count 0 sr0/t:$_OR_
select -assert-count 1 sr1/t:$_OR_
select -assert-none t:$_DLATCHSR_PPP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
design -load orig
dfflegalize -cell $_DLATCHSR_PPP_ 1
select -assert-count 5 sr0/t:$_NOT_
select -assert-count 2 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DLATCHSR_PPP_
select -assert-count 3 sr1/t:$_DLATCHSR_PPP_
select -assert-count 1 sr0/t:$_ANDNOT_
select -assert-count 0 sr1/t:$_ANDNOT_
select -assert-count 1 sr0/t:$_AND_
select -assert-count 0 sr1/t:$_AND_
select -assert-count 1 sr0/t:$_OR_
select -assert-count 0 sr1/t:$_OR_
select -assert-none t:$_DLATCHSR_PPP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
# Convert everything to DFFSRs.
design -load orig
dfflegalize -cell $_DFFSR_PPP_ 0
select -assert-count 2 sr0/t:$_NOT_
select -assert-count 5 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DFFSR_PPP_
select -assert-count 3 sr1/t:$_DFFSR_PPP_
select -assert-count 0 sr0/t:$_ANDNOT_
select -assert-count 1 sr1/t:$_ANDNOT_
select -assert-count 0 sr0/t:$_AND_
select -assert-count 1 sr1/t:$_AND_
select -assert-count 0 sr0/t:$_OR_
select -assert-count 1 sr1/t:$_OR_
select -assert-none t:$_DFFSR_PPP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
design -load orig
dfflegalize -cell $_DFFSR_PPP_ 1
select -assert-count 5 sr0/t:$_NOT_
select -assert-count 2 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DFFSR_PPP_
select -assert-count 3 sr1/t:$_DFFSR_PPP_
select -assert-count 1 sr0/t:$_ANDNOT_
select -assert-count 0 sr1/t:$_ANDNOT_
select -assert-count 1 sr0/t:$_AND_
select -assert-count 0 sr1/t:$_AND_
select -assert-count 1 sr0/t:$_OR_
select -assert-count 0 sr1/t:$_OR_
select -assert-none t:$_DFFSR_PPP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
# Convert everything to DFFSREs.
design -load orig
dfflegalize -cell $_DFFSRE_PPPP_ 0
select -assert-count 2 sr0/t:$_NOT_
select -assert-count 5 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DFFSRE_PPPP_
select -assert-count 3 sr1/t:$_DFFSRE_PPPP_
select -assert-count 0 sr0/t:$_ANDNOT_
select -assert-count 1 sr1/t:$_ANDNOT_
select -assert-count 0 sr0/t:$_AND_
select -assert-count 1 sr1/t:$_AND_
select -assert-count 0 sr0/t:$_OR_
select -assert-count 1 sr1/t:$_OR_
select -assert-none t:$_DFFSRE_PPPP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
design -load orig
dfflegalize -cell $_DFFSRE_PPPP_ 1
select -assert-count 5 sr0/t:$_NOT_
select -assert-count 2 sr1/t:$_NOT_
select -assert-count 3 sr0/t:$_DFFSRE_PPPP_
select -assert-count 3 sr1/t:$_DFFSRE_PPPP_
select -assert-count 1 sr0/t:$_ANDNOT_
select -assert-count 0 sr1/t:$_ANDNOT_
select -assert-count 1 sr0/t:$_AND_
select -assert-count 0 sr1/t:$_AND_
select -assert-count 1 sr0/t:$_OR_
select -assert-count 0 sr1/t:$_OR_
select -assert-none t:$_DFFSRE_PPPP_ t:$_NOT_ t:$_ANDNOT_ t:$_OR_ t:$_AND_ top/* %% %n t:* %i
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