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| author | Clifford Wolf <clifford@clifford.at> | 2014-01-17 20:06:15 +0100 |
|---|---|---|
| committer | Clifford Wolf <clifford@clifford.at> | 2014-01-17 20:06:15 +0100 |
| commit | db9cf544b8cf4c303610acc59c21a3dec346af62 (patch) | |
| tree | 1d2285a4d488c6b8628851bdfd5056fca584c268 /techlibs/common/pmux2mux.v | |
| parent | 6170cfe9cddfd0040fa9f7b535d25dd2c99cdb91 (diff) | |
| download | yosys-db9cf544b8cf4c303610acc59c21a3dec346af62.tar.gz yosys-db9cf544b8cf4c303610acc59c21a3dec346af62.tar.bz2 yosys-db9cf544b8cf4c303610acc59c21a3dec346af62.zip | |
Added techlibs/common/pmux2mux.v
Diffstat (limited to 'techlibs/common/pmux2mux.v')
| -rw-r--r-- | techlibs/common/pmux2mux.v | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/techlibs/common/pmux2mux.v b/techlibs/common/pmux2mux.v new file mode 100644 index 000000000..9c97245a1 --- /dev/null +++ b/techlibs/common/pmux2mux.v @@ -0,0 +1,21 @@ +module \$pmux (A, B, S, Y); + +wire [1023:0] _TECHMAP_DO_ = "proc; clean"; + +parameter WIDTH = 1; +parameter S_WIDTH = 1; + +input [WIDTH-1:0] A; +input [WIDTH*S_WIDTH-1:0] B; +input [S_WIDTH-1:0] S; +output reg [WIDTH-1:0] Y; + +integer i; + +always @* begin + Y <= A; + for (i = 0; i < S_WIDTH; i=i+1) + if (S[i]) Y <= B[WIDTH*i +: WIDTH]; +end + +endmodule |