diff options
Diffstat (limited to 'tests/opt/opt_share_cat.v')
-rw-r--r-- | tests/opt/opt_share_cat.v | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/opt/opt_share_cat.v b/tests/opt/opt_share_cat.v new file mode 100644 index 000000000..7fb97fef5 --- /dev/null +++ b/tests/opt/opt_share_cat.v @@ -0,0 +1,15 @@ +module opt_share_test( + input [15:0] a, + input [15:0] b, + input [15:0] c, + input [15:0] d, + input sel, + output [63:0] res, + ); + + reg [31: 0] cat1 = {a+b, c+d}; + reg [31: 0] cat2 = {a-b, c-d}; + + assign res = {b, sel ? cat1 : cat2, a}; + +endmodule |