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synth_ice40 to decompose into 16x16

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This commit is contained in:
Eddie Hung 2019-07-18 15:38:09 -07:00
parent 2339b7fc37
commit 266c1ae122
1 changed files with 3 additions and 1 deletions
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4
techlibs/ice40/synth_ice40.cc
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@ -265,8 +265,10 @@ struct SynthIce40Pass : public ScriptPass
run("techmap -map +/cmp2lut.v -D LUT_WIDTH=4");
run("opt_expr");
run("opt_clean");
if (help_mode || dsp)
if (help_mode || dsp) {
run("techmap -map +/mul2dsp.v -D DSP_A_MAXWIDTH=16 -D DSP_B_MAXWIDTH=16 -D DSP_NAME=$__MUL16X16");
run("ice40_dsp", "(if -dsp)");
}
run("alumacc");
run("opt");
run("fsm");