Initial commit of OpenSPARC T2 design and verification files.

[OpenSPARC-T2-DV] / design / sys / iop / niu / rtl / niu_rdmc_encode_32.v

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// OpenSPARC T2 Processor File: niu_rdmc_encode_32.v
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module niu_rdmc_encode_32 (din,dout);

input [15:0] din;
output[3:0]  dout;

reg  [3:0]  dout;

always @(din)
  case (din)
  /* 0in < case -parallel */
  16'b0000_0000_0000_0000: dout = 4'd0; 
  16'b0000_0000_0000_0001: dout = 4'd0; 
  16'b0000_0000_0000_0010: dout = 4'd1; 
  16'b0000_0000_0000_0100: dout = 4'd2; 
  16'b0000_0000_0000_1000: dout = 4'd3; 
  16'b0000_0000_0001_0000: dout = 4'd4; 
  16'b0000_0000_0010_0000: dout = 4'd5; 
  16'b0000_0000_0100_0000: dout = 4'd6; 
  16'b0000_0000_1000_0000: dout = 4'd7; 
  16'b0000_0001_0000_0000: dout = 4'd8; 
  16'b0000_0010_0000_0000: dout = 4'd9; 
  16'b0000_0100_0000_0000: dout = 4'd10; 
  16'b0000_1000_0000_0000: dout = 4'd11; 
  16'b0001_0000_0000_0000: dout = 4'd12; 
  16'b0010_0000_0000_0000: dout = 4'd13; 
  16'b0100_0000_0000_0000: dout = 4'd14; 
  16'b1000_0000_0000_0000: dout = 4'd15; 
  default: dout = 4'd0;
  endcase

endmodule