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-rw-r--r--fpga/usrp3/lib/dsp/clip.v24
1 files changed, 0 insertions, 24 deletions
diff --git a/fpga/usrp3/lib/dsp/clip.v b/fpga/usrp3/lib/dsp/clip.v
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--- a/fpga/usrp3/lib/dsp/clip.v
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-// -*- verilog -*-
-//
-// USRP - Universal Software Radio Peripheral
-//
-// Copyright (C) 2008 Matt Ettus
-//
-
-//
-
-// Clipping "macro", keeps the bottom bits
-
-module clip
- #(parameter bits_in=0,
- parameter bits_out=0)
- (input [bits_in-1:0] in,
- output [bits_out-1:0] out);
-
- wire overflow = |in[bits_in-1:bits_out-1] & ~(&in[bits_in-1:bits_out-1]);
- assign out = overflow ?
- (in[bits_in-1] ? {1'b1,{(bits_out-1){1'b0}}} : {1'b0,{(bits_out-1){1'b1}}}) :
- in[bits_out-1:0];
-
-endmodule // clip
-