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ecp5: Initial arith_map implementation

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Signed-off-by: David Shah <davey1576@gmail.com>
This commit is contained in:
David Shah 2018-07-13 15:46:12 +02:00
parent c2d7be140a
commit 11c916840d
3 changed files with 80 additions and 6 deletions
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7
techlibs/ecp5/synth_ecp5.cc
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@ -236,15 +236,10 @@ struct SynthEcp5Pass : public ScriptPass
run("opt -fast -mux_undef -undriven -fine");
run("memory_map");
run("opt -undriven -fine");
//TODO
#if 0
if (nocarry)
if (noccu2)
run("techmap");
else
run("techmap -map +/techmap.v -map +/ecp5/arith_map.v");
#else
run("techmap");
#endif
if (retime || help_mode)
run("abc -dff", "(only if -retime)");
}