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| author | Eddie Hung <eddie@fpgeh.com> | 2019-07-18 15:38:09 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-07-18 15:38:09 -0700 |
| commit | 266c1ae1226656d90ee6416c214ef64fe8b5906f (patch) | |
| tree | 9a202b88d2e7b31c15fc6646e99915500032e636 /techlibs/ice40 | |
| parent | 2339b7fc3732996a217f635d95f1f7400cf43d48 (diff) | |
| download | yosys-266c1ae1226656d90ee6416c214ef64fe8b5906f.tar.gz yosys-266c1ae1226656d90ee6416c214ef64fe8b5906f.tar.bz2 yosys-266c1ae1226656d90ee6416c214ef64fe8b5906f.zip | |
synth_ice40 to decompose into 16x16
Diffstat (limited to 'techlibs/ice40')
| -rw-r--r-- | techlibs/ice40/synth_ice40.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc index 0474e76e9..66446deb7 100644 --- a/techlibs/ice40/synth_ice40.cc +++ b/techlibs/ice40/synth_ice40.cc @@ -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"); |