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authorEddie Hung <eddie@fpgeh.com>2019-11-27 01:02:16 -0800
committerEddie Hung <eddie@fpgeh.com>2019-11-27 01:02:16 -0800
commit6338615aa173bebc9a971d7cb0fcad1220771bb2 (patch)
tree201be44eac7febf25413c342566806337578ff7f /tests
parentf1538c3642176cb44a8b68349d69c4016f02ca81 (diff)
parentc7aa2c6b79243201d076b6e71a461865610c9e8b (diff)
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Merge remote-tracking branch 'origin/eddie/submod_po' into xaig_dff
Diffstat (limited to 'tests')
-rw-r--r--tests/various/submod.ys25
1 files changed, 23 insertions, 2 deletions
diff --git a/tests/various/submod.ys b/tests/various/submod.ys
index 7c6f555ac..552fd4e01 100644
--- a/tests/various/submod.ys
+++ b/tests/various/submod.ys
@@ -1,8 +1,8 @@
read_verilog <<EOT
-module top(input a, output [1:0] b);
+module top(input a, output b);
wire c;
(* submod="bar" *) sub s1(a, c);
-assign b[0] = c;
+assign b = c;
endmodule
module sub(input a, output c);
@@ -48,3 +48,24 @@ design -import gate -as gate
miter -equiv -flatten -make_assert -make_outputs gold gate miter
sat -verify -prove-asserts -show-ports miter
+
+
+design -reset
+read_verilog -icells <<EOT
+module top(input d, c, (* init = 3'b011 *) output reg [2:0] q);
+(* submod="bar" *) DFF s1(.D(d), .C(c), .Q(q[1]));
+DFF s2(.D(d), .C(c), .Q(q[0]));
+DFF s3(.D(d), .C(c), .Q(q[2]));
+endmodule
+
+module DFF(input D, C, output Q);
+parameter INIT = 1'b0;
+endmodule
+EOT
+
+hierarchy -top top
+proc
+
+submod
+dffinit -ff DFF Q INIT
+check -noinit -assert