diff options
Diffstat (limited to 'techlibs/xilinx/cells_sim.v')
| -rw-r--r-- | techlibs/xilinx/cells_sim.v | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/techlibs/xilinx/cells_sim.v b/techlibs/xilinx/cells_sim.v index 5fd9973f4..4a1e334d6 100644 --- a/techlibs/xilinx/cells_sim.v +++ b/techlibs/xilinx/cells_sim.v @@ -169,11 +169,19 @@ module MUXF8(output O, input I0, I1, S); assign O = S ? I1 : I0; endmodule +`ifdef _ABC +(* abc_box_id = 3, lib_whitebox *) +module \$__XILINX_MUXF78 (output O, input I0, I1, I2, I3, S0, S1); + assign O = S1 ? (S0 ? I3 : I2) + : (S0 ? I1 : I0); +endmodule +`endif + module XORCY(output O, input CI, LI); assign O = CI ^ LI; endmodule -(* abc_box_id = 3, abc_carry, lib_whitebox *) +(* abc_box_id = 4, abc_carry, lib_whitebox *) module CARRY4((* abc_carry_out *) output [3:0] CO, output [3:0] O, (* abc_carry_in *) input CI, input CYINIT, input [3:0] DI, S); assign O = S ^ {CO[2:0], CI | CYINIT}; assign CO[0] = S[0] ? CI | CYINIT : DI[0]; @@ -281,7 +289,7 @@ module FDPE_1 (output reg Q, input C, CE, D, PRE); always @(negedge C, posedge PRE) if (PRE) Q <= 1'b1; else if (CE) Q <= D; endmodule -(* abc_box_id = 4, abc_scc_break="D,WE" *) +(* abc_box_id = 5, abc_scc_break="D,WE" *) module RAM32X1D ( output DPO, SPO, input D, WCLK, WE, @@ -299,7 +307,7 @@ module RAM32X1D ( always @(posedge clk) if (WE) mem[a] <= D; endmodule -(* abc_box_id = 5, abc_scc_break="D,WE" *) +(* abc_box_id = 6, abc_scc_break="D,WE" *) module RAM64X1D ( output DPO, SPO, input D, WCLK, WE, @@ -317,7 +325,7 @@ module RAM64X1D ( always @(posedge clk) if (WE) mem[a] <= D; endmodule -(* abc_box_id = 6, abc_scc_break="D,WE" *) +(* abc_box_id = 7, abc_scc_break="D,WE" *) module RAM128X1D ( output DPO, SPO, input D, WCLK, WE, |