Sophie

Sophie

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ghc-ForSyDe-devel-3.1.1-4.fc14.i686.rpm

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<title>src/ForSyDe/System/Instantiate.hs</title>
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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE TemplateHaskell #-}</span> 
<a name="line-2"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-3"></a><span class='hs-comment'>-- |</span>
<a name="line-4"></a><span class='hs-comment'>-- Module      :  ForSyDe.System.Instantiate</span>
<a name="line-5"></a><span class='hs-comment'>-- Copyright   :  (c) SAM Group, KTH/ICT/ECS 2007-2008</span>
<a name="line-6"></a><span class='hs-comment'>-- License     :  BSD-style (see the file LICENSE)</span>
<a name="line-7"></a><span class='hs-comment'>-- </span>
<a name="line-8"></a><span class='hs-comment'>-- Maintainer  :  forsyde-dev@ict.kth.se</span>
<a name="line-9"></a><span class='hs-comment'>-- Stability   :  experimental</span>
<a name="line-10"></a><span class='hs-comment'>-- Portability :  portable</span>
<a name="line-11"></a><span class='hs-comment'>--</span>
<a name="line-12"></a><span class='hs-comment'>-- This module provides instantiation capabilities to System Definitions</span>
<a name="line-13"></a><span class='hs-comment'>-- ('SysDef's).through a  Template-Haskell-based function: 'instantiate'.</span>
<a name="line-14"></a><span class='hs-comment'>--</span>
<a name="line-15"></a><span class='hs-comment'>-- Thanks to 'instantiate' ForSyDe models have hierarchy capabilities.</span>
<a name="line-16"></a><span class='hs-comment'>--</span>
<a name="line-17"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-18"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Instantiate</span> <span class='hs-layout'>(</span><span class='hs-varid'>instantiate</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-19"></a>
<a name="line-20"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>Ids</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcId</span><span class='hs-layout'>)</span>
<a name="line-21"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>OSharing</span> <span class='hs-layout'>(</span><span class='hs-varid'>readURef</span><span class='hs-layout'>)</span>
<a name="line-22"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>Netlist</span>
<a name="line-23"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>SysDef</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysDef</span><span class='hs-layout'>)</span>
<a name="line-24"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>SysFun</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysFun</span><span class='hs-layout'>(</span><span class='hs-varid'>fromListSysFun</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
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<a name="line-26"></a>
<a name="line-27"></a>
<a name="line-28"></a>
<a name="line-29"></a><a name="instantiate"></a><span class='hs-comment'>-- | Generates an instance of a 'SysDef' in the form of  </span>
<a name="line-30"></a><span class='hs-comment'>--   function out of the name of a 'SysDef' with the same type as its </span>
<a name="line-31"></a><span class='hs-comment'>--   system function. The resulting function can then be used to plug the </span>
<a name="line-32"></a><span class='hs-comment'>--   instance to the rest of the system.</span>
<a name="line-33"></a><span class='hs-definition'>instantiate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysFun</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>ProcId</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>SysDef</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>f</span>
<a name="line-34"></a><span class='hs-definition'>instantiate</span> <span class='hs-varid'>id</span> <span class='hs-varid'>sysDef</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromListSysFun</span> <span class='hs-layout'>(</span><span class='hs-varid'>instantiateList</span> <span class='hs-varid'>id</span> <span class='hs-varid'>sysDef</span><span class='hs-layout'>)</span> <span class='hs-conid'>[]</span>
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<a name="line-36"></a>
<a name="line-37"></a><span class='hs-comment'>-------------------</span>
<a name="line-38"></a><span class='hs-comment'>-- Helper Functions</span>
<a name="line-39"></a><span class='hs-comment'>-------------------</span>
<a name="line-40"></a>
<a name="line-41"></a><a name="instantiateList"></a><span class='hs-definition'>instantiateList</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ProcId</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>SysDef</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>NlSignal</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>NlSignal</span><span class='hs-keyglyph'>]</span>
<a name="line-42"></a><span class='hs-definition'>instantiateList</span> <span class='hs-varid'>id</span> <span class='hs-varid'>sysDef</span> <span class='hs-varid'>inSigs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>t</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>newNodeOutSig</span> <span class='hs-varid'>instanceSig</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span> <span class='hs-varid'>tags</span> 
<a name="line-43"></a>   <span class='hs-keyword'>where</span> <span class='hs-varid'>instanceSig</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newSysIns</span> <span class='hs-varid'>id</span> <span class='hs-varid'>sysDef</span> <span class='hs-varid'>inSigs</span> 
<a name="line-44"></a>         <span class='hs-varid'>tags</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>outTags</span> <span class='hs-varop'>$</span> <span class='hs-varid'>readURef</span> <span class='hs-varid'>instanceSig</span> 
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