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Add -no-rw-check option to memory_dff + memory + synth_{ice40,ecp5,gowin}.

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This commit is contained in:
Marcelina Kościelnicka 2022-06-02 17:15:28 +02:00
parent 3a0aa9c663
commit 71dfbf33b2
6 changed files with 87 additions and 14 deletions
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9
techlibs/common/synth.cc
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@ -81,6 +81,11 @@ struct SynthPass : public ScriptPass
log(" -flowmap\n");
log(" use FlowMap LUT techmapping instead of ABC\n");
log("\n");
log(" -no-rw-check\n");
log(" marks all recognized read ports as \"return don't-care value on\n");
log(" read/write collision\" (same result as setting the no_rw_check\n");
log(" attribute on all memories).\n");
log("\n");
log("\n");
log("The following commands are executed by this synthesis command:\n");
help_script();
@ -175,6 +180,10 @@ struct SynthPass : public ScriptPass
flowmap = true;
continue;
}
if (args[argidx] == "-no-rw-check") {
memory_opts += " -no-rw-check";
continue;
}
break;
}
extra_args(args, argidx, design);