diff options
| author | Eddie Hung <eddie@fpgeh.com> | 2019-08-20 20:18:17 -0700 |
|---|---|---|
| committer | Eddie Hung <eddie@fpgeh.com> | 2019-08-20 20:18:17 -0700 |
| commit | b7a48e3e0f49f09e12a2b394b62256a87c398dbc (patch) | |
| tree | 9667249b7e1ab86c264f44d0a2f03b326e2763fa /tests/opt/opt_share_large_pmux_cat_multipart.v | |
| parent | c320abc3f490b09b21804581c2b386c30d186a1e (diff) | |
| parent | 33960dd3d84b628f6e5de45c112368dc80626457 (diff) | |
| download | yosys-b7a48e3e0f49f09e12a2b394b62256a87c398dbc.tar.gz yosys-b7a48e3e0f49f09e12a2b394b62256a87c398dbc.tar.bz2 yosys-b7a48e3e0f49f09e12a2b394b62256a87c398dbc.zip | |
Merge remote-tracking branch 'origin/master' into xc7dsp
Diffstat (limited to 'tests/opt/opt_share_large_pmux_cat_multipart.v')
| -rw-r--r-- | tests/opt/opt_share_large_pmux_cat_multipart.v | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/opt/opt_share_large_pmux_cat_multipart.v b/tests/opt/opt_share_large_pmux_cat_multipart.v new file mode 100644 index 000000000..34d2bd9a8 --- /dev/null +++ b/tests/opt/opt_share_large_pmux_cat_multipart.v @@ -0,0 +1,25 @@ +module opt_share_test( + input [15:0] a, + input [15:0] b, + input [15:0] c, + input [15:0] d, + input [2:0] sel, + output reg [31:0] res + ); + + wire [15:0] add0_res = a+d; + + always @* begin + case(sel) + 0: res = {add0_res, a}; + 1: res = {a - b, add0_res[7], 15'b0}; + 2: res = {b-a, b}; + 3: res = {d, b - c}; + 4: res = {d, b - a}; + 5: res = {c, d}; + 6: res = {a - c, b-d}; + default: res = 32'bx; + endcase + end + +endmodule |