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std:start [2022/07/17 10:38] – [Nested namespaces] rajitstd:start [2025/09/16 14:33] (current) – [Runtime Functions] rajit
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 ====== Functions ====== ====== Functions ======
 +
 +===== Parameter-type functions =====
  
 <code act> <code act>
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 </code> </code>
 Computes the quantity ''n'' to the power of ''m''. Note that ''pint''s use 64-bit representation.  Computes the quantity ''n'' to the power of ''m''. Note that ''pint''s use 64-bit representation. 
 +
 +===== Runtime Functions =====
 +
 +<code act>
 +export template<pint W; pint N; pint taps[N]> function fib_lfsr (int<W> state) : int<W>;
 +</code>
 +Given the current ''W''-bit state of a Fibonacci-style linear feedback shift register (LFSR), compute the next state. The LFSR has ''N'' taps, and the ith tap is at location ''taps[i]''.
 +
 +<code act>
 +export template<pint W; pint N; pint taps[N]> function galois_lfsr (int<W> state) : int<W>;
 +</code>
 +Given the current ''W''-bit state of a Galois-style linear feedback shift register (LFSR), compute the next state. The LFSR has ''N'' taps, and the ith tap is at location ''taps[i]''.
 +
 +
  
 ====== Definitions ====== ====== Definitions ======
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   * [[cells|cells]]: A simple synchronous standard-cell library   * [[cells|cells]]: A simple synchronous standard-cell library
   * [[io|io]]: Standard I/O primitives   * [[io|io]]: Standard I/O primitives
 +  * [[bit|bit]]: Bit-manipulation functions
  
  
std/start.1658054286.txt.gz · Last modified: by rajit
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