OpenCores
URL https://opencores.org/ocsvn/ft816float/ft816float/trunk

Subversion Repositories ft816float

[/] [ft816float/] [trunk/] [rtl/] [verilog/] [fpRsqrte.sv] - Diff between revs 16 and 26

Go to most recent revision | Show entire file | Details | Blame | View Log

Rev 16 Rev 26
Line 34... Line 34... 
//`define RSQRT_SM              1'b1
 
//`define RSQRT_SM              1'b1
 
`define RSQRT_TBL               1'b1
 
`define RSQRT_TBL               1'b1
 
 
 
 
 
module fpRsqrte(clk, ce, ld, a, o);
 
module fpRsqrte(clk, ce, ld, a, o);
 
parameter WID = 80;
 
parameter WID = 80;
 
localparam MSB = WID-1;
 
`include "fpSize.sv"
 
localparam EMSB = WID==128 ? 14 :
 
 
 
                  WID==96 ? 14 :
 
 
 
                  WID==80 ? 14 :
 
 
 
                  WID==64 ? 10 :
 
 
 
                                  WID==52 ? 10 :
 
 
 
                                  WID==48 ? 11 :
 
 
 
                                  WID==44 ? 10 :
 
 
 
                                  WID==42 ? 10 :
 
 
 
                                  WID==40 ?  9 :
 
 
 
                                  WID==32 ?  7 :
 
 
 
                                  WID==24 ?  6 : 4;
 
 
 
localparam FMSB = WID==128 ? 111 :
 
 
 
                  WID==96 ? 79 :
 
 
 
                  WID==80 ? 63 :
 
 
 
                  WID==64 ? 51 :
 
 
 
                                  WID==52 ? 39 :
 
 
 
                                  WID==48 ? 34 :
 
 
 
                                  WID==44 ? 31 :
 
 
 
                                  WID==42 ? 29 :
 
 
 
                                  WID==40 ? 28 :
 
 
 
                                  WID==32 ? 22 :
 
 
 
                                  WID==24 ? 15 : 9;
 
 
 
input clk;
 
input clk;
 
input ce;
 
input ce;
 
input ld;
 
input ld;
 
input [WID-1:0] a;
 
input [WID-1:0] a;
 
output reg [WID-1:0] o;
 
output reg [WID-1:0] o;

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.