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Add wreduce to synth_ice40 -dsp as well
author
Eddie Hung
<eddie@fpgeh.com>
Sat, 10 Aug 2019 00:05:56 +0000
(17:05 -0700)
committer
Eddie Hung
<eddie@fpgeh.com>
Sat, 10 Aug 2019 00:05:56 +0000
(17:05 -0700)
techlibs/ice40/synth_ice40.cc
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diff --git
a/techlibs/ice40/synth_ice40.cc
b/techlibs/ice40/synth_ice40.cc
index 9c3670c7cb31e4b9a729afe1fc46a352c1030b28..02598401cd4b43cc5dc2695469bf3b4648e099a5 100644
(file)
--- a/
techlibs/ice40/synth_ice40.cc
+++ b/
techlibs/ice40/synth_ice40.cc
@@
-268,6
+268,7
@@
struct SynthIce40Pass : public ScriptPass
if (help_mode || dsp) {
run("techmap -map +/mul2dsp.v -map +/ice40/dsp_map.v -D DSP_A_MAXWIDTH=16 -D DSP_B_MAXWIDTH=16 -D DSP_A_MINWIDTH=2 -D DSP_B_MINWIDTH=2 -D DSP_Y_MINWIDTH=11 -D DSP_NAME=$__MUL16X16", "(if -dsp)");
run("opt_expr -fine", " (if -dsp)");
+ run("wreduce", " (if -dsp)");
run("ice40_dsp", " (if -dsp)");
run("chtype -set $mul t:$__soft_mul","(if -dsp)");
}