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author | David Shah <dave@ds0.me> | 2020-02-25 14:14:45 +0000 |
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committer | David Shah <dave@ds0.me> | 2020-03-04 18:44:38 +0000 |
commit | 5cae9c6e1628db7223a205d2444ef26e682007a5 (patch) | |
tree | 195c79ea3f17ffa0d18c570b9f66302d3ad02686 /tests | |
parent | 6edca05793197a846bbfb0329e836c87fa5aabb6 (diff) | |
download | yosys-5cae9c6e1628db7223a205d2444ef26e682007a5.tar.gz yosys-5cae9c6e1628db7223a205d2444ef26e682007a5.tar.bz2 yosys-5cae9c6e1628db7223a205d2444ef26e682007a5.zip |
deminout: Don't demote inouts with unused bits
Signed-off-by: David Shah <dave@ds0.me>
Diffstat (limited to 'tests')
-rw-r--r-- | tests/various/deminout_unused.ys | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/various/deminout_unused.ys b/tests/various/deminout_unused.ys new file mode 100644 index 000000000..5ed00509d --- /dev/null +++ b/tests/various/deminout_unused.ys @@ -0,0 +1,14 @@ +read_verilog <<EOT +module top(input clk, inout [7:0] x); + +reg [3:0] ctr; +always @(posedge clk) ctr <= ctr + 1'b1; + +assign x[7:4] = ctr; +endmodule +EOT +proc +tribuf +deminout +select -assert-count 1 i:x o:x %i + |