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Merge pull request #4810 from YosysHQ/emil/fix-dfflibmap-test

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tests: fix dfflibmap test
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Emil J 2024-12-10 17:46:11 +01:00 • committed by GitHub
commit aed32a1df4
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3 changed files with 52 additions and 27 deletions
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9
tests/techmap/dfflibmap.ys
View file

@ -64,14 +64,15 @@ select -assert-count 1 t:dffe
select -assert-none t:dffn t:dffsr t:dffe t:$_NOT_ %% %n t:* %i
design -load orig
dfflibmap -prepare -liberty dfflibmap_dffn.lib -liberty dfflibmap_dffsr.lib
dfflibmap -map-only -liberty dfflibmap_dffn.lib -liberty dfflibmap_dffsr.lib
dfflibmap -prepare -liberty dfflibmap_dffn_dffe.lib -liberty dfflibmap_dffsr.lib
dfflibmap -map-only -liberty dfflibmap_dffn_dffe.lib -liberty dfflibmap_dffsr.lib
clean
select -assert-count 4 t:$_NOT_
select -assert-count 5 t:$_NOT_
select -assert-count 1 t:dffn
select -assert-count 1 t:dffe
select -assert-count 4 t:dffsr
select -assert-none t:dffn t:dffsr t:$_NOT_ %% %n t:* %i
select -assert-none t:dffn t:dffsr t:dffe t:$_NOT_ %% %n t:* %i
design -load orig
dfflibmap -liberty dfflibmap.lib -dont_use *ffn

23
tests/techmap/dfflibmap_dffn.lib
View file

@ -1,23 +0,0 @@
library(test) {
cell (dffn) {
area : 6;
ff("IQ", "IQN") {
next_state : "D";
clocked_on : "!CLK";
}
pin(D) {
direction : input;
}
pin(CLK) {
direction : input;
}
pin(Q) {
direction: output;
function : "IQ";
}
pin(QN) {
direction: output;
function : "IQN";
}
}
}

47
tests/techmap/dfflibmap_dffn_dffe.lib Normal file
View file

@ -0,0 +1,47 @@
library(test) {
cell (dffn) {
area : 6;
ff("IQ", "IQN") {
next_state : "D";
clocked_on : "!CLK";
}
pin(D) {
direction : input;
}
pin(CLK) {
direction : input;
}
pin(Q) {
direction: output;
function : "IQ";
}
pin(QN) {
direction: output;
function : "IQN";
}
}
cell (dffe) {
area : 6;
ff("IQ", "IQN") {
next_state : "(D&EN) | (IQ&!EN)";
clocked_on : "!CLK";
}
pin(D) {
direction : input;
}
pin(EN) {
direction : input;
}
pin(CLK) {
direction : input;
}
pin(Q) {
direction: output;
function : "IQ";
}
pin(QN) {
direction: output;
function : "IQN";
}
}
}