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abc9_ops: tidy up, suppress error if no boxes/holes

This commit is contained in:
Eddie Hung 2020-04-21 12:42:09 -07:00
parent e2044fd9c7
commit d5a8aaba8c
1 changed files with 18 additions and 18 deletions
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24
passes/techmap/abc9.cc
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@ -296,25 +296,25 @@ struct Abc9Pass : public ScriptPass
run("wbflip");
run("techmap");
run("opt");
if (dff_mode) {
if (dff_mode || help_mode) {
if (!help_mode)
active_design->scratchpad_unset("abc9_ops.prep_dff_submod.did_something");
run("abc9_ops -prep_dff_submod", "(only if -dff)"); // rewrite specify
run("abc9_ops -prep_dff_submod", " (only if -dff)"); // rewrite specify
bool did_something = help_mode || active_design->scratchpad_get_bool("abc9_ops.prep_dff_submod.did_something");
if (did_something) {
// select all $_DFF_[NP]_
// then select all its fanins
// then select all fanouts of all that
// lastly remove $_DFF_[NP]_ cells
run("setattr -set submod \"$abc9_flop\" t:$_DFF_?_ %ci* %co* t:$_DFF_?_ %d");
run("submod");
run("setattr -mod -set whitebox 1 -set abc9_flop 1 -set abc9_box 1 *_$abc9_flop");
run("abc9_ops -prep_dff_unmap");
run("design -copy-to $abc9 *_$abc9_flop"); // copy submod out
run("delete *_$abc9_flop");
run("setattr -set submod \"$abc9_flop\" t:$_DFF_?_ %ci* %co* t:$_DFF_?_ %d", " (only if -dff)");
run("submod", " (only if -dff)");
run("setattr -mod -set whitebox 1 -set abc9_flop 1 -set abc9_box 1 *_$abc9_flop", "(only if -dff)");
run("abc9_ops -prep_dff_unmap", " (only if -dff)");
run("design -copy-to $abc9 *_$abc9_flop", " (only if -dff)"); // copy submod out
run("delete *_$abc9_flop", " (only if -dff)");
if (help_mode) {
run("foreach module in design");
run(" rename <module-name>_$abc9_flop _TECHMAP_REPLACE_");
run(" rename <module-name>_$abc9_flop _TECHMAP_REPLACE_", " (only if -dff)");
}
else {
// Rename all submod-s to _TECHMAP_REPLACE_ to inherit name + attrs
@ -346,18 +346,18 @@ struct Abc9Pass : public ScriptPass
run(stringf("abc9_ops -prep_lut %d", maxlut));
if (help_mode)
run("abc9_ops -prep_box", "(skip if -box)");
else if (box_file.empty()) {
else if (box_file.empty())
run("abc9_ops -prep_box");
}
if (saved_designs.count("$abc9_holes") || help_mode) {
run("design -stash $abc9");
run("design -load $abc9_holes");
run("techmap -wb -map %$abc9 -map +/techmap.v");
run("opt -purge");
run("aigmap");
run("design -stash $abc9_holes");
run("design -load $abc9");
run("design -delete $abc9");
}
}
if (check_label("exe")) {
run("aigmap");