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| author | Jim Lawson <ucbjrl@berkeley.edu> | 2019-07-24 10:20:46 -0700 |
|---|---|---|
| committer | Jim Lawson <ucbjrl@berkeley.edu> | 2019-07-24 10:20:46 -0700 |
| commit | c66b7402c06455535bb43ee65fe20515b5b9c0ee (patch) | |
| tree | ad135d83bf75e72b65e3136b4f6746c1f9cafab3 /techlibs/ecp5/arith_map.v | |
| parent | 349c47250a9779bc58634870d2e3facfe95fbff8 (diff) | |
| parent | a66f17b6a78af8f6989235f0c72d5548b0560a58 (diff) | |
| download | yosys-c66b7402c06455535bb43ee65fe20515b5b9c0ee.tar.gz yosys-c66b7402c06455535bb43ee65fe20515b5b9c0ee.tar.bz2 yosys-c66b7402c06455535bb43ee65fe20515b5b9c0ee.zip | |
Merge remote-tracking branch 'upstream/master'
Diffstat (limited to 'techlibs/ecp5/arith_map.v')
| -rw-r--r-- | techlibs/ecp5/arith_map.v | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/techlibs/ecp5/arith_map.v b/techlibs/ecp5/arith_map.v index eb7947601..17bde0497 100644 --- a/techlibs/ecp5/arith_map.v +++ b/techlibs/ecp5/arith_map.v @@ -50,20 +50,21 @@ module _80_ecp5_alu (A, B, CI, BI, X, Y, CO); wire [Y_WIDTH2-1:0] AA = A_buf; wire [Y_WIDTH2-1:0] BB = BI ? ~B_buf : B_buf; + wire [Y_WIDTH2-1:0] BX = B_buf; wire [Y_WIDTH2-1:0] C = {CO, CI}; wire [Y_WIDTH2-1:0] FCO, Y1; genvar i; generate for (i = 0; i < Y_WIDTH2; i = i + 2) begin:slice CCU2C #( - .INIT0(16'b0110011010101010), - .INIT1(16'b0110011010101010), + .INIT0(16'b1001011010101010), + .INIT1(16'b1001011010101010), .INJECT1_0("NO"), .INJECT1_1("NO") ) ccu2c_i ( .CIN(C[i]), - .A0(AA[i]), .B0(BB[i]), .C0(1'b0), .D0(1'b1), - .A1(AA[i+1]), .B1(BB[i+1]), .C1(1'b0), .D1(1'b1), + .A0(AA[i]), .B0(BX[i]), .C0(BI), .D0(1'b1), + .A1(AA[i+1]), .B1(BX[i+1]), .C1(BI), .D1(1'b1), .S0(Y[i]), .S1(Y1[i]), .COUT(FCO[i]) ); |