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Diffstat (limited to 'tests/opt/opt_share_mux_tree.v')
-rw-r--r-- | tests/opt/opt_share_mux_tree.v | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/opt/opt_share_mux_tree.v b/tests/opt/opt_share_mux_tree.v new file mode 100644 index 000000000..807ed2978 --- /dev/null +++ b/tests/opt/opt_share_mux_tree.v @@ -0,0 +1,19 @@ +module add_sub( + input [15:0] a, + input [15:0] b, + input [15:0] c, + input [1:0] sel, + output reg [15:0] res + ); + + + always @* begin + case(sel) + 0: res = a + b; + 1: res = a - b; + 2: res = a + c; + default: res = 16'bx; + endcase + end + +endmodule |