caiyu/nextpnr
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Only set CIBOUT_BYP on MULTs that are not feeding an ALU.

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Adam Greig 2021-04-22 04:56:46 +01:00
parent b6c608e038
commit d3a6cf3ae7
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1 changed files with 1 additions and 1 deletions
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ecp5/bitstream.cc
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@ -1171,7 +1171,7 @@ void write_bitstream(Context *ctx, std::string base_config_file, std::string tex
tg.config.add_enum(dsp + ".RESETMODE", str_or_default(ci->params, ctx->id("RESETMODE"), "SYNC"));
tg.config.add_enum(dsp + ".MODE", "MULT18X18D");
if (str_or_default(ci->params, ctx->id("REG_OUTPUT_CLK"), "NONE") == "NONE")
if (str_or_default(ci->params, ctx->id("REG_OUTPUT_CLK"), "NONE") == "NONE" && ci->constr_parent == nullptr)
tg.config.add_enum(dsp + ".CIBOUT_BYP", "ON");
if (loc.z < 4)