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Do not restrict multiplier to unsigned

This commit is contained in:
Eddie Hung 2019-08-30 12:22:14 -07:00
parent eef0676105
commit c1459bc748
1 changed files with 0 additions and 5 deletions
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5
passes/pmgen/ice40_dsp.cc
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@ -64,11 +64,6 @@ void create_ice40_dsp(ice40_dsp_pm &pm)
bool mul_signed = st.mul->getParam("\\A_SIGNED").as_bool();
if (mul_signed) {
log(" inference of signed iCE40 DSP arithmetic is currently not supported.\n");
return;
}
log(" replacing $mul with SB_MAC16 cell.\n");
Cell *cell = pm.module->addCell(NEW_ID, "\\SB_MAC16");