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| author | Eddie Hung <eddie@fpgeh.com> | 2020-05-18 08:06:50 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-05-18 08:06:50 -0700 |
| commit | 2d573a0ff680eb9f38358943fbf134f765ba1451 (patch) | |
| tree | f68589c127fcb0972636699b888252972ed63385 /tests/simple_abc9 | |
| parent | fa8cb3e35da68ceb55a9147bc1faacf68ad8bbfa (diff) | |
| parent | 67fc0c3698693f049e805211c49d6219f17d7c7d (diff) | |
| download | yosys-2d573a0ff680eb9f38358943fbf134f765ba1451.tar.gz yosys-2d573a0ff680eb9f38358943fbf134f765ba1451.tar.bz2 yosys-2d573a0ff680eb9f38358943fbf134f765ba1451.zip | |
Merge pull request #1926 from YosysHQ/eddie/abc9_auto_dff
abc9: support seq synthesis when module has (* abc9_flop *) and bypass non-combinatorial (* abc9_box *)
Diffstat (limited to 'tests/simple_abc9')
| -rw-r--r-- | tests/simple_abc9/abc9.box | 3 | ||||
| -rw-r--r-- | tests/simple_abc9/abc9.v | 2 | ||||
| -rwxr-xr-x | tests/simple_abc9/run-test.sh | 2 |
3 files changed, 5 insertions, 2 deletions
diff --git a/tests/simple_abc9/abc9.box b/tests/simple_abc9/abc9.box new file mode 100644 index 000000000..b3c88437c --- /dev/null +++ b/tests/simple_abc9/abc9.box @@ -0,0 +1,3 @@ +MUXF8 1 0 3 1 +#I0 I1 S +0 0 0 # O diff --git a/tests/simple_abc9/abc9.v b/tests/simple_abc9/abc9.v index 688b47586..5e969c614 100644 --- a/tests/simple_abc9/abc9.v +++ b/tests/simple_abc9/abc9.v @@ -213,7 +213,7 @@ module arbiter (clk, rst, request, acknowledge, grant, grant_valid, grant_encode input rst; endmodule -(* abc9_box, blackbox *) +(* abc9_box_id=1, blackbox *) module MUXF8(input I0, I1, S, output O); specify (I0 => O) = 0; diff --git a/tests/simple_abc9/run-test.sh b/tests/simple_abc9/run-test.sh index 424d8f417..650e42fca 100755 --- a/tests/simple_abc9/run-test.sh +++ b/tests/simple_abc9/run-test.sh @@ -25,7 +25,7 @@ exec ${MAKE:-make} -f ../tools/autotest.mk $seed *.v *.sv EXTRA_FLAGS="-n 300 -p synth -run coarse; \ opt -full; \ techmap; \ - abc9 -lut 4; \ + abc9 -lut 4 -box ../abc9.box; \ clean; \ check -assert; \ select -assert-none t:${DOLLAR}_NOT_ t:${DOLLAR}_AND_ %%; \ |