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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.SysDef</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 the System Definition type ('SysDef') together with</span>
<a name="line-13"></a><span class='hs-comment'>-- a Template Haskell constructor to build it. </span>
<a name="line-14"></a><span class='hs-comment'>--</span>
<a name="line-15"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-16"></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'>SysDef</span>
<a name="line-17"></a> <span class='hs-layout'>(</span><span class='hs-conid'>SysDef</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-18"></a> <span class='hs-conid'>PrimSysDef</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-19"></a> <span class='hs-conid'>SysDefVal</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-20"></a> <span class='hs-conid'>SysLogic</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-21"></a> <span class='hs-varid'>newSysDef</span><span class='hs-layout'>,</span>
<a name="line-22"></a> <span class='hs-varid'>newSysDefTH</span><span class='hs-layout'>,</span>
<a name="line-23"></a> <span class='hs-varid'>newSysDefTHName</span><span class='hs-layout'>,</span>
<a name="line-24"></a> <span class='hs-conid'>Iface</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-25"></a>
<a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>Ids</span>
<a name="line-27"></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-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>Netlist</span><span class='hs-varop'>.</span><span class='hs-conid'>Traverse</span>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>OSharing</span>
<a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>ForSyDeErr</span>
<a name="line-31"></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-varid'>checkSysFType</span><span class='hs-layout'>,</span> <span class='hs-conid'>SysFun</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-32"></a>
<a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>isJust</span><span class='hs-layout'>,</span> <span class='hs-varid'>fromJust</span><span class='hs-layout'>)</span>
<a name="line-34"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>ST</span>
<a name="line-35"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>State</span>
<a name="line-36"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Typeable</span>
<a name="line-37"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Language</span><span class='hs-varop'>.</span><span class='hs-conid'>Haskell</span><span class='hs-varop'>.</span><span class='hs-conid'>TH</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-conid'>Loc</span><span class='hs-layout'>)</span>
<a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Language</span><span class='hs-varop'>.</span><span class='hs-conid'>Haskell</span><span class='hs-varop'>.</span><span class='hs-conid'>TH</span><span class='hs-varop'>.</span><span class='hs-conid'>LiftInstances</span> <span class='hs-conid'>()</span>
<a name="line-39"></a>
<a name="line-40"></a>
<a name="line-41"></a>
<a name="line-42"></a>
<a name="line-43"></a>
<a name="line-44"></a><a name="Iface"></a><span class='hs-comment'>-- | Interface, describes the input or output ports of the system.</span>
<a name="line-45"></a><a name="Iface"></a><span class='hs-comment'>-- Each entry contains the name of the port and its type.</span>
<a name="line-46"></a><a name="Iface"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Iface</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>PortId</span><span class='hs-layout'>,</span> <span class='hs-conid'>TypeRep</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-47"></a>
<a name="line-48"></a>
<a name="line-49"></a><a name="SysDef"></a><span class='hs-comment'>-- | We add a phantom parameter to indicate the type of the system </span>
<a name="line-50"></a><a name="SysDef"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>SysDef</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SysDef</span> <span class='hs-layout'>{</span><span class='hs-varid'>unSysDef</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimSysDef</span><span class='hs-layout'>}</span>
<a name="line-51"></a>
<a name="line-52"></a><a name="PrimSysDef"></a><span class='hs-comment'>-- | The Primitive System Definition.</span>
<a name="line-53"></a><a name="PrimSysDef"></a><span class='hs-comment'>-- Instead of just providing the value, a reference is provided</span>
<a name="line-54"></a><a name="PrimSysDef"></a><span class='hs-comment'>-- to allow sharing between instances.</span>
<a name="line-55"></a><a name="PrimSysDef"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>PrimSysDef</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PrimSysDef</span> <span class='hs-layout'>{</span><span class='hs-varid'>unPrimSysDef</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>URef</span> <span class='hs-conid'>SysDefVal</span><span class='hs-layout'>}</span>
<a name="line-56"></a>
<a name="line-57"></a>
<a name="line-58"></a>
<a name="line-59"></a><a name="SysLogic"></a><span class='hs-comment'>-- | Indicates wether a system is combinational or sequential</span>
<a name="line-60"></a><a name="SysLogic"></a><span class='hs-comment'>-- In practice, a system is sequential if if contains a delay process or</span>
<a name="line-61"></a><a name="SysLogic"></a><span class='hs-comment'>-- a sequential system instance, otherwise its combinational.</span>
<a name="line-62"></a><a name="SysLogic"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>SysLogic</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Combinational</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Sequential</span>
<a name="line-63"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-64"></a>
<a name="line-65"></a>
<a name="line-66"></a><a name="SysDefVal"></a><span class='hs-comment'>-- | The System Definition value</span>
<a name="line-67"></a><a name="SysDefVal"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>SysDefVal</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SysDefVal</span>
<a name="line-68"></a> <span class='hs-layout'>{</span><span class='hs-varid'>sid</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysId</span><span class='hs-layout'>,</span> <span class='hs-comment'>-- ^ Identifier of the System </span>
<a name="line-69"></a> <span class='hs-varid'>netlist</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Netlist</span> <span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-comment'>-- ^ System netlist</span>
<a name="line-70"></a> <span class='hs-varid'>subSys</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PrimSysDef</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-comment'>-- ^ List of all unique nested subsystems</span>
<a name="line-71"></a> <span class='hs-comment'>-- (i.e. flattened tree, without duplicates,</span>
<a name="line-72"></a> <span class='hs-comment'>-- of all the systems in lower levels of the </span>
<a name="line-73"></a> <span class='hs-comment'>-- hierarchy)</span>
<a name="line-74"></a> <span class='hs-varid'>logic</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysLogic</span><span class='hs-layout'>,</span> <span class='hs-comment'>-- ^ 'SysLogic' of the system </span>
<a name="line-75"></a>
<a name="line-76"></a> <span class='hs-varid'>iIface</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Iface</span><span class='hs-layout'>,</span> <span class='hs-comment'>-- ^ Input interface</span>
<a name="line-77"></a> <span class='hs-varid'>oIface</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Iface</span><span class='hs-layout'>,</span> <span class='hs-comment'>-- ^ Output interface </span>
<a name="line-78"></a> <span class='hs-varid'>loc</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span><span class='hs-layout'>}</span> <span class='hs-comment'>-- ^ Location of the call to newSysDef</span>
<a name="line-79"></a> <span class='hs-comment'>-- which created this System definition</span>
<a name="line-80"></a> <span class='hs-comment'>-- (used for later error reporting)</span>
<a name="line-81"></a> <span class='hs-comment'>-- It will initialized or not depending</span>
<a name="line-82"></a> <span class='hs-comment'>-- on the newSysDef* function used</span>
<a name="line-83"></a>
<a name="line-84"></a>
<a name="line-85"></a>
<a name="line-86"></a><a name="newSysDef"></a><span class='hs-comment'>-- | 'SysDef' constructor</span>
<a name="line-87"></a><span class='hs-comment'>--</span>
<a name="line-88"></a><span class='hs-comment'>-- Builds a system definition out of a system function describing the system </span>
<a name="line-89"></a><span class='hs-comment'>-- and its port identifers. </span>
<a name="line-90"></a><span class='hs-definition'>newSysDef</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysFun</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>f</span> <span class='hs-comment'>-- ^ system function </span>
<a name="line-91"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>SysId</span> <span class='hs-comment'>-- ^ System identifier </span>
<a name="line-92"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Input interface port identifiers </span>
<a name="line-93"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Output interface port identifiers </span>
<a name="line-94"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>SysDef</span> <span class='hs-varid'>f</span>
<a name="line-95"></a><span class='hs-definition'>newSysDef</span> <span class='hs-varid'>f</span> <span class='hs-varid'>sysId</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>outIds</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>either</span> <span class='hs-varid'>currError</span> <span class='hs-varid'>id</span> <span class='hs-varid'>eProneResult</span>
<a name="line-96"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>currError</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>uError</span> <span class='hs-str'>"newSysDef"</span>
<a name="line-97"></a> <span class='hs-varid'>eProneResult</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newSysDefEProne</span> <span class='hs-varid'>f</span> <span class='hs-conid'>Nothing</span> <span class='hs-varid'>sysId</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>outIds</span>
<a name="line-98"></a>
<a name="line-99"></a><a name="newSysDefTH"></a><span class='hs-comment'>-- | CURRENTLY BROKEN, do not use!</span>
<a name="line-100"></a><span class='hs-comment'>--</span>
<a name="line-101"></a><span class='hs-comment'>-- 'SysDef' constructor, Template Haskell version</span>
<a name="line-102"></a><span class='hs-comment'>--</span>
<a name="line-103"></a><span class='hs-comment'>-- Builds a system definition out of a system function, a system identifiers </span>
<a name="line-104"></a><span class='hs-comment'>-- and its port identifers.</span>
<a name="line-105"></a><span class='hs-comment'>--</span>
<a name="line-106"></a><span class='hs-comment'>-- For example @$(newSysDefTH mySysFun \"mysys\" [\"in1\"] [\"out1\"])@ creates a</span>
<a name="line-107"></a><span class='hs-comment'>-- system definition from system funcion @mySysFun@ which should have </span>
<a name="line-108"></a><span class='hs-comment'>-- one input and output signals.</span>
<a name="line-109"></a><span class='hs-comment'>--</span>
<a name="line-110"></a><span class='hs-comment'>-- The advantage of 'newSysDefTH' over 'newSysDef' is that it </span>
<a name="line-111"></a><span class='hs-comment'>-- reports errors (e.g duplicated port and process identifiers) earlier, </span>
<a name="line-112"></a><span class='hs-comment'>-- at host-language (Haskell) compile-time. </span>
<a name="line-113"></a><span class='hs-comment'>--</span>
<a name="line-114"></a><span class='hs-comment'>-- In addition, due to the use of Template Haskell, 'newSysDefTH' is</span>
<a name="line-115"></a><span class='hs-comment'>-- aware of the source location at which it was called, making</span>
<a name="line-116"></a><span class='hs-comment'>-- further error reports friendlier to the user.</span>
<a name="line-117"></a><span class='hs-definition'>newSysDefTH</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysFun</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>f</span> <span class='hs-comment'>-- ^ system function </span>
<a name="line-118"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>SysId</span> <span class='hs-comment'>-- ^ System identifier </span>
<a name="line-119"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Input interface port identifiers </span>
<a name="line-120"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Output interface port identifiers </span>
<a name="line-121"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ExpQ</span>
<a name="line-122"></a><span class='hs-definition'>newSysDefTH</span> <span class='hs-varid'>f</span> <span class='hs-varid'>sysId</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>outIds</span> <span class='hs-keyglyph'>=</span>
<a name="line-123"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>eProneResult</span> <span class='hs-keyword'>of</span>
<a name="line-124"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>err</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>currError</span> <span class='hs-varid'>err</span>
<a name="line-125"></a> <span class='hs-comment'>-- unfortunately SysDef can't easily be an instance of Lift </span>
<a name="line-126"></a> <span class='hs-comment'>-- due to the unsafe, unmutable references used in observable sharing </span>
<a name="line-127"></a> <span class='hs-comment'>-- Right sysDef -> [| sysDef |]</span>
<a name="line-128"></a> <span class='hs-conid'>Right</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>intError</span> <span class='hs-str'>"newSysDefTH"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Other</span> <span class='hs-str'>"Unimplemented"</span><span class='hs-layout'>)</span>
<a name="line-129"></a><span class='hs-comment'>-- FIXME: Fix this function or remove (updating the documentation of</span>
<a name="line-130"></a><span class='hs-comment'>-- newSysDef* in the latter case).</span>
<a name="line-131"></a><span class='hs-comment'>{-
<a name="line-132"></a> Right _ -> do
<a name="line-133"></a> loc <- currentModule
<a name="line-134"></a> [| let iIds = inIds
<a name="line-135"></a> oIds = outIds
<a name="line-136"></a> (nlist, inTypes, outTypes) = applySysFun f iIds
<a name="line-137"></a> in SysDef $ PrimSysDef $ newURef $ SysDefVal sysId
<a name="line-138"></a> (Netlist nlist)
<a name="line-139"></a> (zip iIds inTypes)
<a name="line-140"></a> (zip oIds outTypes)
<a name="line-141"></a> (Just loc) |]
<a name="line-142"></a>-}</span>
<a name="line-143"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>currError</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>qError</span> <span class='hs-str'>"newSysDefTH"</span>
<a name="line-144"></a> <span class='hs-varid'>eProneResult</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newSysDefEProne</span> <span class='hs-varid'>f</span> <span class='hs-conid'>Nothing</span> <span class='hs-varid'>sysId</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>outIds</span>
<a name="line-145"></a>
<a name="line-146"></a>
<a name="line-147"></a><a name="newSysDefTHName"></a><span class='hs-comment'>-- | 'SysDef' constructor, Template Haskell 'Name' version</span>
<a name="line-148"></a><span class='hs-comment'>--</span>
<a name="line-149"></a><span class='hs-comment'>-- Builds a 'SysDef' out of the name of a system function</span>
<a name="line-150"></a><span class='hs-comment'>-- and its port identifers.</span>
<a name="line-151"></a><span class='hs-comment'>--</span>
<a name="line-152"></a><span class='hs-comment'>-- The system will later be identified by the basename </span>
<a name="line-153"></a><span class='hs-comment'>-- (i.e. unqualified name) of the function.</span>
<a name="line-154"></a><span class='hs-comment'>--</span>
<a name="line-155"></a><span class='hs-comment'>-- For example @$(newSysDefTHName \'mySysFun [\"in1\"] [\"out1\"])@ creates a</span>
<a name="line-156"></a><span class='hs-comment'>-- system definition from system funcion @mySysFun@ which has one input and</span>
<a name="line-157"></a><span class='hs-comment'>-- output signals.</span>
<a name="line-158"></a><span class='hs-comment'>-- </span>
<a name="line-159"></a><span class='hs-comment'>-- The advantage of 'newSysDefTHName' over 'newSysDefTH' is that it </span>
<a name="line-160"></a><span class='hs-comment'>-- doesn't suffer from the Template Haskell bug <<a href="http://hackage.haskell.org/trac/ghc/ticket/1800">http://hackage.haskell.org/trac/ghc/ticket/1800</a>>, or in other words, it allows to declare the system </span>
<a name="line-161"></a><span class='hs-comment'>-- defintion and system function in the same module.</span>
<a name="line-162"></a><span class='hs-comment'>--</span>
<a name="line-163"></a><span class='hs-comment'>-- However, since it doesn't have acces to the system function itself,</span>
<a name="line-164"></a><span class='hs-comment'>-- it can only give early error reports related to incorrect port identifiers</span>
<a name="line-165"></a><span class='hs-comment'>-- (process identifier duplicate errors will be reported at runtime).</span>
<a name="line-166"></a><span class='hs-definition'>newSysDefTHName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Name</span> <span class='hs-comment'>-- ^ Name of the system function </span>
<a name="line-167"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Input interface port identifiers </span>
<a name="line-168"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Output interface port identifiers</span>
<a name="line-169"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ExpQ</span>
<a name="line-170"></a><span class='hs-definition'>newSysDefTHName</span> <span class='hs-varid'>sysFName</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>outIds</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-171"></a> <span class='hs-varid'>sysFInfo</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>reify</span> <span class='hs-varid'>sysFName</span>
<a name="line-172"></a> <span class='hs-comment'>-- Check that a function name was provided</span>
<a name="line-173"></a> <span class='hs-varid'>sysFType</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>sysFInfo</span> <span class='hs-keyword'>of</span>
<a name="line-174"></a> <span class='hs-conid'>VarI</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>t</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>t</span>
<a name="line-175"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>currError</span> <span class='hs-layout'>(</span><span class='hs-conid'>NonVarName</span> <span class='hs-varid'>sysFName</span><span class='hs-layout'>)</span>
<a name="line-176"></a> <span class='hs-comment'>-- Check that the function complies with the expected type</span>
<a name="line-177"></a> <span class='hs-comment'>-- and extract the port types</span>
<a name="line-178"></a> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>inTypes</span><span class='hs-layout'>,</span><span class='hs-varid'>inN</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span><span class='hs-layout'>(</span><span class='hs-varid'>outTypes</span><span class='hs-layout'>,</span> <span class='hs-varid'>outN</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>recover</span>
<a name="line-179"></a> <span class='hs-layout'>(</span><span class='hs-varid'>currError</span> <span class='hs-varop'>$</span> <span class='hs-conid'>IncomSysF</span> <span class='hs-varid'>sysFName</span> <span class='hs-varid'>sysFType</span><span class='hs-layout'>)</span>
<a name="line-180"></a> <span class='hs-layout'>(</span><span class='hs-varid'>checkSysFType</span> <span class='hs-varid'>sysFType</span><span class='hs-layout'>)</span>
<a name="line-181"></a> <span class='hs-comment'>-- Check the ports</span>
<a name="line-182"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>portCheck</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkSysDefPorts</span> <span class='hs-layout'>(</span><span class='hs-varid'>show</span> <span class='hs-varid'>sysFName</span><span class='hs-layout'>)</span>
<a name="line-183"></a> <span class='hs-layout'>(</span><span class='hs-varid'>inIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>inN</span><span class='hs-layout'>)</span>
<a name="line-184"></a> <span class='hs-layout'>(</span><span class='hs-varid'>outIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>outN</span><span class='hs-layout'>)</span>
<a name="line-185"></a> <span class='hs-varid'>when</span> <span class='hs-layout'>(</span><span class='hs-varid'>isJust</span> <span class='hs-varid'>portCheck</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>currError</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromJust</span> <span class='hs-varid'>portCheck</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-186"></a> <span class='hs-comment'>-- Build the system definition</span>
<a name="line-187"></a> <span class='hs-varid'>loc</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>location</span>
<a name="line-188"></a> <span class='hs-keyword'>let</span>
<a name="line-189"></a> <span class='hs-varid'>errInfo</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>loc_module</span> <span class='hs-varid'>loc</span>
<a name="line-190"></a> <span class='hs-comment'>-- Input arguments passed to the system function</span>
<a name="line-191"></a> <span class='hs-comment'>-- in order to get the netlist</span>
<a name="line-192"></a> <span class='hs-varid'>inArgs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span> <span class='hs-conid'>Signal</span> <span class='hs-varop'>$</span> <span class='hs-varid'>newInPort</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>litE</span> <span class='hs-varop'>$</span> <span class='hs-varid'>stringL</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span>
<a name="line-193"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>id</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>inIds</span> <span class='hs-keyglyph'>]</span>
<a name="line-194"></a> <span class='hs-comment'>-- The system definition without type signature for the</span>
<a name="line-195"></a> <span class='hs-comment'>-- phantom parameter </span>
<a name="line-196"></a> <span class='hs-varid'>untypedSysDef</span> <span class='hs-keyglyph'>=</span>
<a name="line-197"></a> <span class='hs-comment'>-- The huge let part of this quasiquote is not</span>
<a name="line-198"></a> <span class='hs-comment'>-- really necesary but generates clearer code</span>
<a name="line-199"></a> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span><span class='hs-keyword'>let</span>
<a name="line-200"></a> <span class='hs-comment'>-- Generate the system netlist</span>
<a name="line-201"></a> <span class='hs-varid'>toList</span> <span class='hs-keyglyph'>=</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>signalTup2List</span> <span class='hs-varid'>outN</span><span class='hs-layout'>)</span>
<a name="line-202"></a> <span class='hs-varid'>outNlSignals</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>toList</span> <span class='hs-varop'>$</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>appsE</span> <span class='hs-varop'>$</span> <span class='hs-varid'>varE</span> <span class='hs-varid'>sysFName</span> <span class='hs-conop'>:</span> <span class='hs-varid'>inArgs</span><span class='hs-layout'>)</span>
<a name="line-203"></a> <span class='hs-comment'>-- Rest of the system defintion</span>
<a name="line-204"></a> <span class='hs-varid'>inIface</span> <span class='hs-keyglyph'>=</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>genIface</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>inTypes</span><span class='hs-layout'>)</span>
<a name="line-205"></a> <span class='hs-varid'>outIface</span> <span class='hs-keyglyph'>=</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>genIface</span> <span class='hs-varid'>outIds</span> <span class='hs-varid'>outTypes</span><span class='hs-layout'>)</span>
<a name="line-206"></a> <span class='hs-varid'>errorInfo</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>errInfo</span>
<a name="line-207"></a> <span class='hs-varid'>nlist</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Netlist</span> <span class='hs-varid'>outNlSignals</span>
<a name="line-208"></a> <span class='hs-layout'>(</span><span class='hs-varid'>subSys</span><span class='hs-layout'>,</span><span class='hs-varid'>logic</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>either</span> <span class='hs-layout'>(</span><span class='hs-varid'>intError</span> <span class='hs-varid'>currFun</span><span class='hs-layout'>)</span> <span class='hs-varid'>id</span>
<a name="line-209"></a> <span class='hs-layout'>(</span><span class='hs-varid'>checkSysDef</span> <span class='hs-varid'>nlist</span><span class='hs-layout'>)</span>
<a name="line-210"></a> <span class='hs-keyword'>in</span> <span class='hs-conid'>SysDef</span> <span class='hs-varop'>$</span> <span class='hs-conid'>PrimSysDef</span> <span class='hs-varop'>$</span> <span class='hs-varid'>newURef</span> <span class='hs-varop'>$</span>
<a name="line-211"></a> <span class='hs-conid'>SysDefVal</span> <span class='hs-layout'>(</span><span class='hs-varid'>nameBase</span> <span class='hs-varid'>sysFName</span><span class='hs-layout'>)</span>
<a name="line-212"></a> <span class='hs-varid'>nlist</span>
<a name="line-213"></a> <span class='hs-varid'>subSys</span>
<a name="line-214"></a> <span class='hs-varid'>logic</span>
<a name="line-215"></a> <span class='hs-varid'>inIface</span>
<a name="line-216"></a> <span class='hs-varid'>outIface</span>
<a name="line-217"></a> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>errorInfo</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span>
<a name="line-218"></a> <span class='hs-comment'>-- We are done, we simply specify the concrete type of the SysDef</span>
<a name="line-219"></a> <span class='hs-varid'>sigE</span> <span class='hs-varid'>untypedSysDef</span> <span class='hs-layout'>(</span><span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>ConT</span> <span class='hs-chr'>'</span><span class='hs-chr'>'</span><span class='hs-conid'>SysDef</span> <span class='hs-varop'>`AppT`</span> <span class='hs-varid'>sysFType</span><span class='hs-layout'>)</span>
<a name="line-220"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>currError</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>qError</span> <span class='hs-varid'>currFun</span>
<a name="line-221"></a> <span class='hs-varid'>currFun</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"newSysDef"</span>
<a name="line-222"></a>
<a name="line-223"></a>
<a name="line-224"></a>
<a name="line-225"></a>
<a name="line-226"></a><span class='hs-comment'>----------------------------</span>
<a name="line-227"></a><span class='hs-comment'>-- Internal Helper Functions</span>
<a name="line-228"></a><span class='hs-comment'>----------------------------</span>
<a name="line-229"></a>
<a name="line-230"></a><a name="newSysDefEProne"></a><span class='hs-comment'>-- | Error prone version of 'newSysDef'</span>
<a name="line-231"></a><span class='hs-definition'>newSysDefEProne</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysFun</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>f</span> <span class='hs-comment'>-- ^ system function </span>
<a name="line-232"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span> <span class='hs-comment'>-- ^ Location where the originating </span>
<a name="line-233"></a> <span class='hs-comment'>-- call took place (if available)</span>
<a name="line-234"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>SysId</span> <span class='hs-comment'>-- ^ System function </span>
<a name="line-235"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Input interface port identifiers </span>
<a name="line-236"></a> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ Output interface port identifiers </span>
<a name="line-237"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>EProne</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysDef</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span>
<a name="line-238"></a><span class='hs-definition'>newSysDefEProne</span> <span class='hs-varid'>f</span> <span class='hs-varid'>mLoc</span> <span class='hs-varid'>sysId</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>outIds</span>
<a name="line-239"></a> <span class='hs-comment'>-- check the ports for problems</span>
<a name="line-240"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isJust</span> <span class='hs-varid'>portCheck</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>throwError</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromJust</span> <span class='hs-varid'>portCheck</span><span class='hs-layout'>)</span>
<a name="line-241"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-242"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>nl</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Netlist</span> <span class='hs-varid'>nlist</span>
<a name="line-243"></a> <span class='hs-layout'>(</span><span class='hs-varid'>subSys</span><span class='hs-layout'>,</span> <span class='hs-varid'>logic</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>checkSysDef</span> <span class='hs-varid'>nl</span>
<a name="line-244"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysDef</span> <span class='hs-varop'>$</span> <span class='hs-conid'>PrimSysDef</span> <span class='hs-varop'>$</span> <span class='hs-varid'>newURef</span> <span class='hs-varop'>$</span> <span class='hs-conid'>SysDefVal</span> <span class='hs-varid'>sysId</span>
<a name="line-245"></a> <span class='hs-varid'>nl</span>
<a name="line-246"></a> <span class='hs-varid'>subSys</span>
<a name="line-247"></a> <span class='hs-varid'>logic</span>
<a name="line-248"></a> <span class='hs-layout'>(</span><span class='hs-varid'>zip</span> <span class='hs-varid'>inIds</span> <span class='hs-varid'>inTypes</span><span class='hs-layout'>)</span>
<a name="line-249"></a> <span class='hs-layout'>(</span><span class='hs-varid'>zip</span> <span class='hs-varid'>outIds</span> <span class='hs-varid'>outTypes</span><span class='hs-layout'>)</span>
<a name="line-250"></a> <span class='hs-varid'>mLoc</span><span class='hs-layout'>)</span>
<a name="line-251"></a> <span class='hs-keyword'>where</span> <span class='hs-layout'>(</span><span class='hs-varid'>nlist</span><span class='hs-layout'>,</span> <span class='hs-varid'>inTypes</span><span class='hs-layout'>,</span> <span class='hs-varid'>outTypes</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>applySysFun</span> <span class='hs-varid'>f</span> <span class='hs-varid'>inIds</span>
<a name="line-252"></a> <span class='hs-varid'>inN</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>length</span> <span class='hs-varid'>inIds</span>
<a name="line-253"></a> <span class='hs-varid'>outN</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>length</span> <span class='hs-varid'>outIds</span>
<a name="line-254"></a> <span class='hs-varid'>portCheck</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkSysDefPorts</span> <span class='hs-varid'>sysId</span> <span class='hs-layout'>(</span><span class='hs-varid'>inIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>inN</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>outIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>outN</span><span class='hs-layout'>)</span>
<a name="line-255"></a>
<a name="line-256"></a><a name="checkSysDefPorts"></a><span class='hs-comment'>-- | Check that the system definition ports match certain lengths and</span>
<a name="line-257"></a><span class='hs-comment'>-- don't containt duplicates</span>
<a name="line-258"></a><span class='hs-definition'>checkSysDefPorts</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysId</span> <span class='hs-comment'>-- ^ System currently being checked</span>
<a name="line-259"></a> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ input ports and expected length</span>
<a name="line-260"></a> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ output ports and expected length</span>
<a name="line-261"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>ForSyDeErr</span>
<a name="line-262"></a><span class='hs-definition'>checkSysDefPorts</span> <span class='hs-varid'>sysId</span> <span class='hs-layout'>(</span><span class='hs-varid'>inIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>inN</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>outIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>outN</span><span class='hs-layout'>)</span>
<a name="line-263"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>inN</span> <span class='hs-varop'>/=</span> <span class='hs-varid'>inIdsL</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>InIfaceLength</span> <span class='hs-layout'>(</span><span class='hs-varid'>sysId</span><span class='hs-layout'>,</span> <span class='hs-varid'>inN</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>inIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>inIdsL</span><span class='hs-layout'>)</span>
<a name="line-264"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>outN</span> <span class='hs-varop'>/=</span> <span class='hs-varid'>outIdsL</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>OutIfaceLength</span> <span class='hs-layout'>(</span><span class='hs-varid'>sysId</span><span class='hs-layout'>,</span> <span class='hs-varid'>outN</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>outIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>outIdsL</span><span class='hs-layout'>)</span>
<a name="line-265"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isJust</span> <span class='hs-layout'>(</span><span class='hs-varid'>maybeDup</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-conid'>MultPortId</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromJust</span> <span class='hs-varid'>maybeDup</span><span class='hs-layout'>)</span>
<a name="line-266"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-267"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>inIdsL</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>length</span> <span class='hs-varid'>inIds</span>
<a name="line-268"></a> <span class='hs-varid'>outIdsL</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>length</span> <span class='hs-varid'>outIds</span>
<a name="line-269"></a> <span class='hs-varid'>maybeDup</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>findDup</span> <span class='hs-layout'>(</span><span class='hs-varid'>inIds</span> <span class='hs-varop'>++</span> <span class='hs-varid'>outIds</span><span class='hs-layout'>)</span>
<a name="line-270"></a>
<a name="line-271"></a>
<a name="line-272"></a><a name="CheckState"></a><span class='hs-comment'>-- | In order to check the system for identifier duplicates we keep track</span>
<a name="line-273"></a><a name="CheckState"></a><span class='hs-comment'>-- of the process identifiers and of the accumulated subsytem definitions</span>
<a name="line-274"></a><a name="CheckState"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>CheckState</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CheckState</span> <span class='hs-layout'>{</span><span class='hs-varid'>accumSubSys</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PrimSysDef</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span>
<a name="line-275"></a> <span class='hs-varid'>accumProcIds</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>ProcId</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>,</span>
<a name="line-276"></a> <span class='hs-varid'>accumLogic</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SysLogic</span> <span class='hs-layout'>}</span>
<a name="line-277"></a>
<a name="line-278"></a><a name="CheckSysM"></a><span class='hs-comment'>-- Monad used to traverse the system in order to check that there are no </span>
<a name="line-279"></a><a name="CheckSysM"></a><span class='hs-comment'>-- duplicates</span>
<a name="line-280"></a><a name="CheckSysM"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>CheckSysM</span> <span class='hs-varid'>st</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TravSEST</span> <span class='hs-conid'>CheckState</span> <span class='hs-conid'>ForSyDeErr</span> <span class='hs-varid'>st</span> <span class='hs-varid'>a</span>
<a name="line-281"></a>
<a name="line-282"></a><a name="checkSysDef"></a><span class='hs-comment'>-- | Check that the system netlist does not contain process identifier</span>
<a name="line-283"></a><span class='hs-comment'>-- duplicates (i.e. different processes with the same process</span>
<a name="line-284"></a><span class='hs-comment'>-- identifier) or instances of different systems with the same identifier.</span>
<a name="line-285"></a><span class='hs-comment'>-- In case there are no duplicates, the list of nested subsystems together</span>
<a name="line-286"></a><span class='hs-comment'>-- with the the logic is returned.</span>
<a name="line-287"></a><span class='hs-definition'>checkSysDef</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Netlist</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>EProne</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>PrimSysDef</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-conid'>SysLogic</span><span class='hs-layout'>)</span>
<a name="line-288"></a><span class='hs-definition'>checkSysDef</span> <span class='hs-varid'>nl</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-289"></a> <span class='hs-varid'>endSt</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>runST</span> <span class='hs-layout'>(</span><span class='hs-varid'>runErrorT</span>
<a name="line-290"></a> <span class='hs-layout'>(</span><span class='hs-varid'>execStateT</span> <span class='hs-layout'>(</span><span class='hs-varid'>traverseSEST</span> <span class='hs-varid'>newCheckSys</span> <span class='hs-varid'>defineCheckSys</span> <span class='hs-varid'>nl</span><span class='hs-layout'>)</span> <span class='hs-varid'>initState</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-291"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>finalSubSys</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>accumSubSys</span> <span class='hs-varid'>endSt</span>
<a name="line-292"></a> <span class='hs-comment'>-- we already checked all the delay processes of the system</span>
<a name="line-293"></a> <span class='hs-comment'>-- but the system can still be sequential if any of the subsystems is </span>
<a name="line-294"></a> <span class='hs-comment'>-- sequential</span>
<a name="line-295"></a> <span class='hs-varid'>finalLogic</span> <span class='hs-keyglyph'>=</span>
<a name="line-296"></a> <span class='hs-keyword'>if</span> <span class='hs-layout'>(</span><span class='hs-varid'>accumLogic</span> <span class='hs-varid'>endSt</span> <span class='hs-varop'>==</span> <span class='hs-conid'>Sequential</span><span class='hs-layout'>)</span> <span class='hs-varop'>||</span>
<a name="line-297"></a> <span class='hs-layout'>(</span><span class='hs-varid'>any</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>logic</span><span class='hs-varop'>.</span><span class='hs-varid'>readURef</span><span class='hs-varop'>.</span><span class='hs-varid'>unPrimSysDef</span><span class='hs-layout'>)</span> <span class='hs-varid'>s</span> <span class='hs-varop'>==</span> <span class='hs-conid'>Sequential</span><span class='hs-layout'>)</span> <span class='hs-varid'>finalSubSys</span><span class='hs-layout'>)</span>
<a name="line-298"></a> <span class='hs-keyword'>then</span> <span class='hs-conid'>Sequential</span>
<a name="line-299"></a> <span class='hs-keyword'>else</span> <span class='hs-conid'>Combinational</span>
<a name="line-300"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>finalSubSys</span><span class='hs-layout'>,</span> <span class='hs-varid'>finalLogic</span><span class='hs-layout'>)</span>
<a name="line-301"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>initState</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CheckState</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>[]</span> <span class='hs-conid'>Combinational</span>
<a name="line-302"></a>
<a name="line-303"></a>
<a name="line-304"></a><a name="defineCheckSys"></a><span class='hs-definition'>defineCheckSys</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>NlNodeOut</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>NlNode</span> <span class='hs-conid'>()</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CheckSysM</span> <span class='hs-varid'>st</span> <span class='hs-conid'>()</span>
<a name="line-305"></a><span class='hs-definition'>defineCheckSys</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-306"></a>
<a name="line-307"></a><a name="newCheckSys"></a><span class='hs-definition'>newCheckSys</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>NlNode</span> <span class='hs-conid'>NlSignal</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CheckSysM</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>NlNodeOut</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-308"></a><span class='hs-definition'>newCheckSys</span> <span class='hs-varid'>node</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-309"></a> <span class='hs-varid'>st</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>get</span>
<a name="line-310"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>acIds</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>accumProcIds</span> <span class='hs-varid'>st</span>
<a name="line-311"></a> <span class='hs-varid'>acSys</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>accumSubSys</span> <span class='hs-varid'>st</span>
<a name="line-312"></a> <span class='hs-varid'>acLog</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>accumLogic</span> <span class='hs-varid'>st</span>
<a name="line-313"></a> <span class='hs-comment'>-- check the process Id of current node for duplicates</span>
<a name="line-314"></a> <span class='hs-varid'>acIds'</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>node</span> <span class='hs-keyword'>of</span>
<a name="line-315"></a> <span class='hs-comment'>-- input ports don't count as process identifiers</span>
<a name="line-316"></a> <span class='hs-conid'>InPort</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>acIds</span>
<a name="line-317"></a> <span class='hs-conid'>Proc</span> <span class='hs-varid'>pid</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>if</span> <span class='hs-varid'>pid</span> <span class='hs-varop'>`elem`</span> <span class='hs-varid'>acIds</span>
<a name="line-318"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>throwError</span> <span class='hs-varop'>$</span> <span class='hs-conid'>MultProcId</span> <span class='hs-varid'>pid</span>
<a name="line-319"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>pid</span><span class='hs-conop'>:</span><span class='hs-varid'>acIds</span><span class='hs-layout'>)</span>
<a name="line-320"></a> <span class='hs-comment'>-- If the node is a system instance, check that</span>
<a name="line-321"></a> <span class='hs-comment'>-- the system and all its subsytems are either:</span>
<a name="line-322"></a> <span class='hs-comment'>-- * already in the accumulated systems</span>
<a name="line-323"></a> <span class='hs-comment'>-- * not in the accumulated systems, but have a different system</span>
<a name="line-324"></a> <span class='hs-comment'>-- identifiers</span>
<a name="line-325"></a> <span class='hs-comment'>-- FIXME: in order to avoid making so many comparisons, it</span>
<a name="line-326"></a> <span class='hs-comment'>-- would probably be more efficient to also mark which</span>
<a name="line-327"></a> <span class='hs-comment'>-- subsystems belong to the first hierarchy level in</span>
<a name="line-328"></a> <span class='hs-comment'>-- SysVal (i.e. creating a tree-structure as a reult).</span>
<a name="line-329"></a> <span class='hs-comment'>-- Then, if the system to compare (psys) matches a</span>
<a name="line-330"></a> <span class='hs-comment'>-- root in the accumulated subsystems there would be</span>
<a name="line-331"></a> <span class='hs-comment'>-- no need to continue comparing the childs of psys.</span>
<a name="line-332"></a> <span class='hs-varid'>acSys'</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>node</span> <span class='hs-keyword'>of</span>
<a name="line-333"></a> <span class='hs-conid'>Proc</span> <span class='hs-keyword'>_</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysIns</span> <span class='hs-varid'>pSys</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span>
<a name="line-334"></a> <span class='hs-varid'>liftEither</span> <span class='hs-varop'>$</span>
<a name="line-335"></a> <span class='hs-varid'>mergeSysIds</span> <span class='hs-layout'>(</span><span class='hs-varid'>pSys</span><span class='hs-conop'>:</span><span class='hs-layout'>(</span><span class='hs-varid'>subSys</span><span class='hs-varop'>.</span><span class='hs-varid'>readURef</span><span class='hs-varop'>.</span><span class='hs-varid'>unPrimSysDef</span><span class='hs-layout'>)</span> <span class='hs-varid'>pSys</span><span class='hs-layout'>)</span> <span class='hs-varid'>acSys</span>
<a name="line-336"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>acSys</span>
<a name="line-337"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>acLog'</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>node</span> <span class='hs-keyword'>of</span>
<a name="line-338"></a> <span class='hs-conid'>Proc</span> <span class='hs-keyword'>_</span> <span class='hs-layout'>(</span><span class='hs-conid'>DelaySY</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Sequential</span>
<a name="line-339"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>acLog</span>
<a name="line-340"></a> <span class='hs-varid'>put</span> <span class='hs-varop'>$</span> <span class='hs-conid'>CheckState</span> <span class='hs-varid'>acSys'</span> <span class='hs-varid'>acIds'</span> <span class='hs-varid'>acLog'</span>
<a name="line-341"></a> <span class='hs-comment'>-- return a phony value for each output of the node</span>
<a name="line-342"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>tag</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>tag</span><span class='hs-layout'>,</span><span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>outTags</span> <span class='hs-varid'>node</span><span class='hs-layout'>)</span>
<a name="line-343"></a>
<a name="line-344"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>mergeSysIds</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PrimSysDef</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PrimSysDef</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>EProne</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PrimSysDef</span><span class='hs-keyglyph'>]</span>
<a name="line-345"></a> <span class='hs-varid'>mergeSysIds</span> <span class='hs-varid'>xs</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-varid'>xs</span>
<a name="line-346"></a> <span class='hs-varid'>mergeSysIds</span> <span class='hs-conid'>[]</span> <span class='hs-varid'>xs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-varid'>xs</span>
<a name="line-347"></a> <span class='hs-varid'>mergeSysIds</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-varid'>ys</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-348"></a> <span class='hs-varid'>shouldAdd</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>addSysId</span> <span class='hs-varid'>x</span> <span class='hs-varid'>ys</span>
<a name="line-349"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>shouldAdd</span> <span class='hs-keyword'>then</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>rest</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mergeSysIds</span> <span class='hs-varid'>xs</span> <span class='hs-varid'>ys</span>
<a name="line-350"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span>
<a name="line-351"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>mergeSysIds</span> <span class='hs-varid'>xs</span> <span class='hs-varid'>ys</span>
<a name="line-352"></a> <span class='hs-comment'>-- should we add the Id to the accumulated ones?</span>
<a name="line-353"></a> <span class='hs-varid'>addSysId</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PrimSysDef</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PrimSysDef</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>EProne</span> <span class='hs-conid'>Bool</span>
<a name="line-354"></a> <span class='hs-varid'>addSysId</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>True</span>
<a name="line-355"></a> <span class='hs-varid'>addSysId</span> <span class='hs-varid'>psdef</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span>
<a name="line-356"></a> <span class='hs-comment'>-- Both systems are equal</span>
<a name="line-357"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>unx</span> <span class='hs-varop'>==</span> <span class='hs-varid'>unpsdef</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-conid'>False</span>
<a name="line-358"></a> <span class='hs-comment'>-- Both systems are different, but their ids</span>
<a name="line-359"></a> <span class='hs-comment'>-- are equal</span>
<a name="line-360"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>sdefid</span> <span class='hs-varop'>==</span> <span class='hs-varid'>sid</span> <span class='hs-varid'>xval</span> <span class='hs-keyglyph'>=</span>
<a name="line-361"></a> <span class='hs-varid'>throwError</span> <span class='hs-layout'>(</span><span class='hs-conid'>SubSysIdClash</span> <span class='hs-varid'>sdefid</span> <span class='hs-layout'>(</span><span class='hs-varid'>loc</span> <span class='hs-varid'>sdefval</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>loc</span> <span class='hs-varid'>xval</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-362"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>addSysId</span> <span class='hs-varid'>psdef</span> <span class='hs-varid'>xs</span>
<a name="line-363"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>unpsdef</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unPrimSysDef</span> <span class='hs-varid'>psdef</span>
<a name="line-364"></a> <span class='hs-varid'>unx</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unPrimSysDef</span> <span class='hs-varid'>x</span>
<a name="line-365"></a> <span class='hs-varid'>xval</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>readURef</span> <span class='hs-varid'>unx</span>
<a name="line-366"></a> <span class='hs-varid'>sdefval</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>readURef</span> <span class='hs-varid'>unpsdef</span>
<a name="line-367"></a> <span class='hs-varid'>sdefid</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>sid</span> <span class='hs-varid'>sdefval</span>
<a name="line-368"></a>
<a name="line-369"></a>
<a name="line-370"></a><a name="signalTup2List"></a><span class='hs-comment'>-- | Generate a lambda expression to transform a tuple of N 'Signal's into a </span>
<a name="line-371"></a><span class='hs-comment'>-- a list of 'NlSignal's</span>
<a name="line-372"></a><span class='hs-definition'>signalTup2List</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-comment'>-- ^ size of the tuple</span>
<a name="line-373"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ExpQ</span>
<a name="line-374"></a><span class='hs-definition'>signalTup2List</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <span class='hs-comment'>-- Generate N signal variable paterns and</span>
<a name="line-375"></a> <span class='hs-comment'>-- variable expressions refering to the same names</span>
<a name="line-376"></a> <span class='hs-varid'>names</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>replicateM</span> <span class='hs-varid'>n</span> <span class='hs-layout'>(</span><span class='hs-varid'>newName</span> <span class='hs-str'>"i"</span><span class='hs-layout'>)</span>
<a name="line-377"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>tupPat</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>tupP</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>conP</span> <span class='hs-chr'>'</span><span class='hs-conid'>Signal</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>varP</span> <span class='hs-varid'>n</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>names</span><span class='hs-keyglyph'>]</span>
<a name="line-378"></a> <span class='hs-varid'>listExp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>listE</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>varE</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>names</span><span class='hs-keyglyph'>]</span>
<a name="line-379"></a> <span class='hs-varid'>lamE</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>tupPat</span><span class='hs-keyglyph'>]</span> <span class='hs-varid'>listExp</span>
<a name="line-380"></a>
<a name="line-381"></a>
<a name="line-382"></a><a name="findDup"></a><span class='hs-comment'>-- | Find a duplicate in a list</span>
<a name="line-383"></a><span class='hs-definition'>findDup</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Eq</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-varid'>a</span>
<a name="line-384"></a><span class='hs-definition'>findDup</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-385"></a><span class='hs-definition'>findDup</span> <span class='hs-keyglyph'>[</span><span class='hs-keyword'>_</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-386"></a><span class='hs-definition'>findDup</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span>
<a name="line-387"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>elem</span> <span class='hs-varid'>x</span> <span class='hs-varid'>xs</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>x</span>
<a name="line-388"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>findDup</span> <span class='hs-varid'>xs</span>
<a name="line-389"></a>
<a name="line-390"></a>
<a name="line-391"></a><a name="type2TypeRep"></a><span class='hs-comment'>-- | Generate a TypeRep expression given a Template Haskell Type</span>
<a name="line-392"></a><span class='hs-comment'>-- note that the use of typeOf cannot lead to errors since all the signal</span>
<a name="line-393"></a><span class='hs-comment'>-- types in a system function are guaranteed to be Typeable by construction</span>
<a name="line-394"></a><span class='hs-definition'>type2TypeRep</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ExpQ</span>
<a name="line-395"></a><span class='hs-definition'>type2TypeRep</span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span> <span class='hs-varid'>typeOf</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>sigE</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span> <span class='hs-varid'>undefined</span> <span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-varid'>return</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span>
<a name="line-396"></a>
<a name="line-397"></a><a name="genIface"></a><span class='hs-comment'>-- | Generate an interface given its identifiers and Template Haskell Types</span>
<a name="line-398"></a><span class='hs-definition'>genIface</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>PortId</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Type</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ExpQ</span>
<a name="line-399"></a><span class='hs-definition'>genIface</span> <span class='hs-conid'>[]</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>listE</span> <span class='hs-conid'>[]</span>
<a name="line-400"></a><span class='hs-definition'>genIface</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>listE</span> <span class='hs-conid'>[]</span>
<a name="line-401"></a><span class='hs-definition'>genIface</span> <span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-conop'>:</span><span class='hs-varid'>ix</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>t</span><span class='hs-conop'>:</span><span class='hs-varid'>tx</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-402"></a> <span class='hs-conid'>ListE</span> <span class='hs-varid'>rest</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>genIface</span> <span class='hs-varid'>ix</span> <span class='hs-varid'>tx</span>
<a name="line-403"></a> <span class='hs-varid'>tupExp</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>tupE</span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>|</span> <span class='hs-varid'>i</span> <span class='hs-keyglyph'>|</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-varid'>type2TypeRep</span> <span class='hs-varid'>t</span><span class='hs-keyglyph'>]</span>
<a name="line-404"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>ListE</span> <span class='hs-layout'>(</span><span class='hs-varid'>tupExp</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-405"></a>
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