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Added opt_const -undriven

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This commit is contained in:
Clifford Wolf 2014-02-06 15:49:03 +01:00
parent c526e56747
commit 594d52e0b6
2 changed files with 68 additions and 3 deletions
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8
passes/opt/opt.cc
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@ -31,7 +31,7 @@ struct OptPass : public Pass {
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
log(" opt [-mux_undef] [-mux_bool] [selection]\n");
log(" opt [-mux_undef] [-mux_bool] [-undriven] [selection]\n");
log("\n");
log("This pass calls all the other opt_* passes in a useful order. This performs\n");
log("a series of trivial optimizations and cleanups. This pass executes the other\n");
@ -46,7 +46,7 @@ struct OptPass : public Pass {
log(" opt_share\n");
log(" opt_rmdff\n");
log(" opt_clean\n");
log(" opt_const [-mux_undef] [-mux_bool]\n");
log(" opt_const [-mux_undef] [-mux_bool] [-undriven]\n");
log(" while [changed design]\n");
log("\n");
}
@ -67,6 +67,10 @@ struct OptPass : public Pass {
opt_const_args += " -mux_bool";
continue;
}
if (args[argidx] == "-undriven") {
opt_const_args += " -undriven";
continue;
}
break;
}
extra_args(args, argidx, design);