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

Subversion Repositories ft816float

[/] [ft816float/] [trunk/] [rtl/] [verilog/] [f2i.v] - Diff between revs 8 and 26

Rev 8	Rev 26
Line 1...	Line 1...
`// ============================================================================`	`// ============================================================================`
`// __`	`// __`
`// \\__/ o\ (C) 2006-2016 Robert Finch, Waterloo`	`// \\__/ o\ (C) 2006-2019 Robert Finch, Waterloo`
`// \ __ / All rights reserved.`	`// \ __ / All rights reserved.`
`// \/_// robfinch<remove>@finitron.ca`	`// \/_// robfinch<remove>@finitron.ca`
`// \|\|`	`// \|\|`
`//`	`//`
`// f2i.v`	`// f2i.v`
Line 37...	Line 37...
`input ce,`	`input ce,`
`input [WID-1:0] i,`	`input [WID-1:0] i,`
`output [WID-1:0] o,`	`output [WID-1:0] o,`
`output overflow`	`output overflow`
`);`	`);`
`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 ? 10 :`
`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 ? 35 :`
`WID==44 ? 31 :`
`WID==42 ? 29 :`
`WID==40 ? 28 :`
`WID==32 ? 22 :`
`WID==24 ? 15 : 9;`


`wire [MSB:0] maxInt = {MSB{1'b1}}; // maximum unsigned integer value`	`wire [MSB:0] maxInt = {MSB{1'b1}}; // maximum unsigned integer value`
`wire [EMSB:0] zeroXp = {EMSB{1'b1}}; // simple constant - value of exp for zero`	`wire [EMSB:0] zeroXp = {EMSB{1'b1}}; // simple constant - value of exp for zero`

`// Decompose fp value`	`// Decompose fp value`