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| author | Eddie Hung <eddie@fpgeh.com> | 2019-07-22 13:48:33 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-07-22 13:48:33 -0700 |
| commit | 5e70b8a22bf38e622943b0546255befd539fa884 (patch) | |
| tree | 5a4ea504e909bf2bd7c5fbe2da88d030be5b401e /techlibs/ice40 | |
| parent | 5a14b6e1f6331d7587d566173e0d82e0c6c77f4c (diff) | |
| download | yosys-5e70b8a22bf38e622943b0546255befd539fa884.tar.gz yosys-5e70b8a22bf38e622943b0546255befd539fa884.tar.bz2 yosys-5e70b8a22bf38e622943b0546255befd539fa884.zip | |
opt and wreduce necessary for -dsp
Diffstat (limited to 'techlibs/ice40')
| -rw-r--r-- | techlibs/ice40/synth_ice40.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc index fcb177491..ce88a0542 100644 --- a/techlibs/ice40/synth_ice40.cc +++ b/techlibs/ice40/synth_ice40.cc @@ -267,8 +267,10 @@ struct SynthIce40Pass : public ScriptPass run("opt_clean"); if (help_mode || dsp) { run("techmap -map +/mul2dsp.v -D DSP_A_MAXWIDTH=16 -D DSP_B_MAXWIDTH=16 -D DSP_MINWIDTH=11 -D DSP_NAME=$__MUL16X16", "(if -dsp)"); - run("ice40_dsp", "(if -dsp)"); - run("chtype -set $mul t:$__soft_mul"); + run("opt_expr", " (if -dsp)"); + run("wreduce", " (if -dsp)"); + run("ice40_dsp", " (if -dsp)"); + run("chtype -set $mul t:$__soft_mul","(if -dsp)"); } run("alumacc"); run("opt"); |