mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-06-06 14:13:23 +00:00
Code Activity

opt_expr: Remove -clkinv option, make it the default.

Browse source 
Adds -noclkinv option just in case the old behavior was actually useful
to someone.
This commit is contained in:
Marcelina Kościelnicka 2020-07-24 13:08:54 +02:00
parent cf60699884
commit 6cd135a5eb
5 changed files with 17 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

10
passes/opt/opt.cc
View file

@ -37,7 +37,7 @@ struct OptPass : public Pass {
log("a series of trivial optimizations and cleanups. This pass executes the other\n");
log("passes in the following order:\n");
log("\n");
log(" opt_expr [-mux_undef] [-mux_bool] [-undriven] [-clkinv] [-fine] [-full] [-keepdc]\n");
log(" opt_expr [-mux_undef] [-mux_bool] [-undriven] [-noclkinv] [-fine] [-full] [-keepdc]\n");
log(" opt_merge [-share_all] -nomux\n");
log("\n");
log(" do\n");
@ -47,13 +47,13 @@ struct OptPass : public Pass {
log(" opt_share (-full only)\n");
log(" opt_rmdff [-keepdc] [-sat] (except when called with -noff)\n");
log(" opt_clean [-purge]\n");
log(" opt_expr [-mux_undef] [-mux_bool] [-undriven] [-clkinv] [-fine] [-full] [-keepdc]\n");
log(" opt_expr [-mux_undef] [-mux_bool] [-undriven] [-noclkinv] [-fine] [-full] [-keepdc]\n");
log(" while <changed design>\n");
log("\n");
log("When called with -fast the following script is used instead:\n");
log("\n");
log(" do\n");
log(" opt_expr [-mux_undef] [-mux_bool] [-undriven] [-clkinv] [-fine] [-full] [-keepdc]\n");
log(" opt_expr [-mux_undef] [-mux_bool] [-undriven] [-noclkinv] [-fine] [-full] [-keepdc]\n");
log(" opt_merge [-share_all]\n");
log(" opt_rmdff [-keepdc] [-sat] (except when called with -noff)\n");
log(" opt_clean [-purge]\n");
@ -96,8 +96,8 @@ struct OptPass : public Pass {
opt_expr_args += " -undriven";
continue;
}
if (args[argidx] == "-clkinv") {
opt_expr_args += " -clkinv";
if (args[argidx] == "-noclkinv") {
opt_expr_args += " -noclkinv";
continue;
}
if (args[argidx] == "-fine") {