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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE FlexibleContexts #-}</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.ForSyDeErr</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'>-- ForSyDe error-related types and functions.</span>
<a name="line-13"></a><span class='hs-comment'>--</span>
<a name="line-14"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-15"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>ForSyDe</span><span class='hs-varop'>.</span><span class='hs-conid'>ForSyDeErr</span>
<a name="line-16"></a> <span class='hs-layout'>(</span><span class='hs-conid'>ForSyDeErr</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-17"></a> <span class='hs-conid'>ContextErr</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'>VHDLFunErr</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'>VHDLExpErr</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'>Context</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'>setProcC</span><span class='hs-layout'>,</span>
<a name="line-22"></a> <span class='hs-varid'>setProcFunC</span><span class='hs-layout'>,</span>
<a name="line-23"></a> <span class='hs-varid'>setProcValC</span><span class='hs-layout'>,</span>
<a name="line-24"></a> <span class='hs-conid'>Loc</span><span class='hs-layout'>,</span>
<a name="line-25"></a> <span class='hs-conid'>EProne</span><span class='hs-layout'>,</span>
<a name="line-26"></a> <span class='hs-varid'>liftEither</span><span class='hs-layout'>,</span>
<a name="line-27"></a> <span class='hs-varid'>uError</span><span class='hs-layout'>,</span>
<a name="line-28"></a> <span class='hs-varid'>intError</span><span class='hs-layout'>,</span>
<a name="line-29"></a> <span class='hs-varid'>qError</span><span class='hs-layout'>,</span>
<a name="line-30"></a> <span class='hs-varid'>qGiveUp</span><span class='hs-layout'>,</span>
<a name="line-31"></a> <span class='hs-varid'>qPutTraceMsg</span><span class='hs-layout'>,</span>
<a name="line-32"></a> <span class='hs-varid'>printError</span><span class='hs-layout'>,</span>
<a name="line-33"></a> <span class='hs-varid'>printVHDLError</span><span class='hs-layout'>,</span>
<a name="line-34"></a> <span class='hs-varid'>printGraphMLError</span><span class='hs-layout'>,</span>
<a name="line-35"></a> <span class='hs-keyword'>module</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'>Error</span><span class='hs-layout'>,</span>
<a name="line-36"></a> <span class='hs-keyword'>module</span> <span class='hs-conid'>Debug</span><span class='hs-varop'>.</span><span class='hs-conid'>Trace</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-37"></a>
<a name="line-38"></a>
<a name="line-39"></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-40"></a>
<a name="line-41"></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'>fromMaybe</span><span class='hs-layout'>)</span>
<a name="line-42"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Debug</span><span class='hs-varop'>.</span><span class='hs-conid'>Trace</span>
<a name="line-43"></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'>Error</span>
<a name="line-44"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Dynamic</span>
<a name="line-45"></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'>Syntax</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-46"></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'>Ppr</span>
<a name="line-47"></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'>PprLib</span>
<a name="line-48"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>PrettyPrint</span><span class='hs-varop'>.</span><span class='hs-conid'>HughesPJ</span> <span class='hs-layout'>(</span><span class='hs-varid'>render</span><span class='hs-layout'>)</span>
<a name="line-49"></a>
<a name="line-50"></a><span class='hs-comment'>-------------</span>
<a name="line-51"></a><span class='hs-comment'>-- ForSyDeErr</span>
<a name="line-52"></a><span class='hs-comment'>-------------</span>
<a name="line-53"></a>
<a name="line-54"></a><a name="ForSyDeErr"></a><span class='hs-comment'>-- | All Errors thrown or displayed in ForSyDe</span>
<a name="line-55"></a><a name="ForSyDeErr"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>ForSyDeErr</span> <span class='hs-keyglyph'>=</span>
<a name="line-56"></a> <span class='hs-comment'>-- Used in ForSyDe.ForSyDeErr </span>
<a name="line-57"></a> <span class='hs-conid'>InconsistentContexts</span> <span class='hs-keyglyph'>|</span>
<a name="line-58"></a> <span class='hs-comment'>-- Used in ForSyDe.Netlist</span>
<a name="line-59"></a> <span class='hs-conid'>EvalErr</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>|</span>
<a name="line-60"></a>
<a name="line-61"></a> <span class='hs-comment'>-- Used in ForSyDe.System.*</span>
<a name="line-62"></a> <span class='hs-comment'>-- | Not a variable name</span>
<a name="line-63"></a> <span class='hs-conid'>NonVarName</span> <span class='hs-conid'>Name</span> <span class='hs-keyglyph'>|</span>
<a name="line-64"></a> <span class='hs-comment'>-- | Incompatible system function</span>
<a name="line-65"></a> <span class='hs-conid'>IncomSysF</span> <span class='hs-conid'>Name</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>|</span>
<a name="line-66"></a> <span class='hs-comment'>-- | Incompatible input interface length </span>
<a name="line-67"></a> <span class='hs-conid'>InIfaceLength</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysId</span><span class='hs-layout'>,</span><span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>String</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-keyglyph'>|</span>
<a name="line-68"></a> <span class='hs-comment'>-- | Incompatible output interface length</span>
<a name="line-69"></a> <span class='hs-conid'>OutIfaceLength</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysId</span><span class='hs-layout'>,</span><span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>String</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-keyglyph'>|</span>
<a name="line-70"></a> <span class='hs-comment'>-- | Multiply defined port identifier </span>
<a name="line-71"></a> <span class='hs-conid'>MultPortId</span> <span class='hs-conid'>PortId</span> <span class='hs-keyglyph'>|</span>
<a name="line-72"></a> <span class='hs-comment'>-- | Multiply defined process identifier </span>
<a name="line-73"></a> <span class='hs-conid'>MultProcId</span> <span class='hs-conid'>ProcId</span> <span class='hs-keyglyph'>|</span>
<a name="line-74"></a> <span class='hs-comment'>-- | The system contains components from different subsystems with</span>
<a name="line-75"></a> <span class='hs-comment'>-- the same Identifiers </span>
<a name="line-76"></a> <span class='hs-conid'>SubSysIdClash</span> <span class='hs-conid'>SysId</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span>
<a name="line-77"></a> <span class='hs-comment'>-- | Not a SysDef variable</span>
<a name="line-78"></a> <span class='hs-conid'>NonSysDef</span> <span class='hs-conid'>Name</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>|</span>
<a name="line-79"></a>
<a name="line-80"></a> <span class='hs-comment'>-- Used in ForSyDe.Proc.ProcFun </span>
<a name="line-81"></a> <span class='hs-comment'>-- | Incorrect Declarations provided to create a ProcFun</span>
<a name="line-82"></a> <span class='hs-conid'>IncorrProcFunDecs</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span>
<a name="line-83"></a>
<a name="line-84"></a> <span class='hs-comment'>-- Used in ForSyDe.Netlist.Traversable </span>
<a name="line-85"></a> <span class='hs-comment'>-- | Inconsistent output tag</span>
<a name="line-86"></a> <span class='hs-conid'>InconsOutTag</span> <span class='hs-keyglyph'>|</span>
<a name="line-87"></a>
<a name="line-88"></a> <span class='hs-comment'>-- Used in ForSyDe.Backend.Simulate</span>
<a name="line-89"></a> <span class='hs-comment'>-- | Inconsistent System Definition Port</span>
<a name="line-90"></a> <span class='hs-conid'>InconsSysDefPort</span> <span class='hs-conid'>PortId</span> <span class='hs-keyglyph'>|</span>
<a name="line-91"></a> <span class='hs-comment'>-- | Dynamic type mismatch</span>
<a name="line-92"></a> <span class='hs-conid'>DynMisMatch</span> <span class='hs-conid'>Dynamic</span> <span class='hs-conid'>TypeRep</span> <span class='hs-keyglyph'>|</span>
<a name="line-93"></a> <span class='hs-comment'>-- | Signature mismatch</span>
<a name="line-94"></a> <span class='hs-conid'>SigMisMatch</span> <span class='hs-conid'>Type</span> <span class='hs-keyglyph'>|</span>
<a name="line-95"></a> <span class='hs-comment'>-- | Simulation input signals length mismatch</span>
<a name="line-96"></a> <span class='hs-conid'>InLengthMisMatch</span> <span class='hs-conid'>Int</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>|</span>
<a name="line-97"></a>
<a name="line-98"></a> <span class='hs-comment'>-- Used in ForSyDe.Backend.VHDL.*</span>
<a name="line-99"></a> <span class='hs-comment'>-- | Empty VHDL identifier</span>
<a name="line-100"></a> <span class='hs-conid'>EmptyVHDLId</span> <span class='hs-keyglyph'>|</span>
<a name="line-101"></a> <span class='hs-comment'>-- | Incorrect Basic VHDL Identifier</span>
<a name="line-102"></a> <span class='hs-conid'>IncVHDLBasId</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>|</span>
<a name="line-103"></a> <span class='hs-comment'>-- | Incorrect Extended VHDL Identifier</span>
<a name="line-104"></a> <span class='hs-conid'>IncVHDLExtId</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>|</span>
<a name="line-105"></a> <span class='hs-comment'>-- | Function untranslatable to VHDL (function name and error raised)</span>
<a name="line-106"></a> <span class='hs-conid'>UntranslatableVHDLFun</span> <span class='hs-conid'>VHDLFunErr</span> <span class='hs-keyglyph'>|</span>
<a name="line-107"></a> <span class='hs-comment'>-- | Expresion untranslatable to VHDL</span>
<a name="line-108"></a> <span class='hs-conid'>UntranslatableVHDLExp</span> <span class='hs-conid'>Exp</span> <span class='hs-conid'>VHDLExpErr</span> <span class='hs-keyglyph'>|</span>
<a name="line-109"></a> <span class='hs-comment'>-- Common Backend errors </span>
<a name="line-110"></a> <span class='hs-comment'>-- | UnsUpported type</span>
<a name="line-111"></a> <span class='hs-conid'>UnsupportedType</span> <span class='hs-conid'>TypeRep</span> <span class='hs-keyglyph'>|</span>
<a name="line-112"></a> <span class='hs-comment'>-- | Reserved identifier</span>
<a name="line-113"></a> <span class='hs-conid'>ReservedId</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>|</span>
<a name="line-114"></a> <span class='hs-comment'>-- | Unsupported process</span>
<a name="line-115"></a> <span class='hs-conid'>UnsupportedProc</span> <span class='hs-keyglyph'>|</span>
<a name="line-116"></a> <span class='hs-comment'>-- | Quartus Failed</span>
<a name="line-117"></a> <span class='hs-conid'>QuartusFailed</span> <span class='hs-keyglyph'>|</span>
<a name="line-118"></a> <span class='hs-comment'>-- | Modelsim Failed</span>
<a name="line-119"></a> <span class='hs-conid'>ModelsimFailed</span> <span class='hs-keyglyph'>|</span>
<a name="line-120"></a>
<a name="line-121"></a> <span class='hs-comment'>-- | Other Errors</span>
<a name="line-122"></a> <span class='hs-conid'>Other</span> <span class='hs-conid'>String</span>
<a name="line-123"></a>
<a name="line-124"></a><a name="VHDLFunErr"></a><span class='hs-comment'>-- | Function translation errors in the VHDL backend</span>
<a name="line-125"></a><a name="VHDLFunErr"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>VHDLFunErr</span> <span class='hs-keyglyph'>=</span>
<a name="line-126"></a> <span class='hs-comment'>-- | Polymorphic declaration</span>
<a name="line-127"></a> <span class='hs-conid'>PolyDec</span> <span class='hs-conid'>Dec</span> <span class='hs-keyglyph'>|</span>
<a name="line-128"></a> <span class='hs-comment'>-- | Unsupported declaration block</span>
<a name="line-129"></a> <span class='hs-conid'>UnsupportedDecBlock</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Dec</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span>
<a name="line-130"></a> <span class='hs-comment'>-- | Insufficient number of parameters </span>
<a name="line-131"></a> <span class='hs-conid'>InsParamNum</span> <span class='hs-conid'>Name</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>|</span>
<a name="line-132"></a> <span class='hs-comment'>-- | Unsupported input pattern in function </span>
<a name="line-133"></a> <span class='hs-conid'>UnsupportedFunPat</span> <span class='hs-conid'>Pat</span> <span class='hs-keyglyph'>|</span>
<a name="line-134"></a> <span class='hs-comment'>-- | Multiple clauses</span>
<a name="line-135"></a> <span class='hs-conid'>MultipleClauses</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Clause</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span>
<a name="line-136"></a> <span class='hs-comment'>-- | Guards in case alternatives are not supported</span>
<a name="line-137"></a> <span class='hs-conid'>FunGuardedBody</span> <span class='hs-conid'>Body</span> <span class='hs-keyglyph'>|</span>
<a name="line-138"></a> <span class='hs-comment'>-- | A general Error which applies to a function</span>
<a name="line-139"></a> <span class='hs-comment'>-- (e.g. its name or parameters are not a VHDL identifier,</span>
<a name="line-140"></a> <span class='hs-comment'>-- an error in an inner expression ... )</span>
<a name="line-141"></a> <span class='hs-conid'>GeneralErr</span> <span class='hs-conid'>ForSyDeErr</span>
<a name="line-142"></a>
<a name="line-143"></a>
<a name="line-144"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>VHDLFunErr</span> <span class='hs-keyword'>where</span>
<a name="line-145"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>PolyDec</span> <span class='hs-varid'>dec</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"polymorphic daclaration:\n"</span> <span class='hs-varop'>++</span>
<a name="line-146"></a> <span class='hs-varid'>pprint</span> <span class='hs-varid'>dec</span> <span class='hs-varop'>++</span>
<a name="line-147"></a> <span class='hs-str'>"\nDeclarations within a ProcFun must be monomorphic in order to be "</span> <span class='hs-varop'>++</span>
<a name="line-148"></a> <span class='hs-str'>"translatable to VHDL"</span>
<a name="line-149"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>UnsupportedDecBlock</span> <span class='hs-varid'>decs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Unsupported declaration block:\n"</span> <span class='hs-varop'>++</span>
<a name="line-150"></a> <span class='hs-varid'>concatMap</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>decs</span> <span class='hs-varop'>++</span>
<a name="line-151"></a> <span class='hs-str'>"All declaration blocks within a process function must follow the following "</span> <span class='hs-varop'>++</span>
<a name="line-152"></a> <span class='hs-str'>"pattern:\n"</span> <span class='hs-varop'>++</span>
<a name="line-153"></a> <span class='hs-str'>" name1 :: type\n"</span> <span class='hs-varop'>++</span>
<a name="line-154"></a> <span class='hs-str'>" name1 arg1 arg2 ... = defintion1\n"</span> <span class='hs-varop'>++</span>
<a name="line-155"></a> <span class='hs-str'>" name2 :: type\n"</span> <span class='hs-varop'>++</span>
<a name="line-156"></a> <span class='hs-str'>" name2 arg1 arg2 .... = defintion2\n"</span>
<a name="line-157"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>FunGuardedBody</span> <span class='hs-varid'>body</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"guards are not supported in functions:\n"</span> <span class='hs-varop'>++</span>
<a name="line-158"></a> <span class='hs-layout'>(</span><span class='hs-varid'>render</span><span class='hs-varop'>.</span><span class='hs-varid'>to_HPJ_Doc</span><span class='hs-varop'>.</span><span class='hs-layout'>(</span><span class='hs-varid'>pprBody</span> <span class='hs-conid'>True</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>body</span>
<a name="line-159"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>InsParamNum</span> <span class='hs-varid'>name</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-160"></a> <span class='hs-str'>"insufficient number of parameters ("</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>n</span> <span class='hs-varop'>++</span> <span class='hs-str'>") in the defintion of `"</span> <span class='hs-varop'>++</span>
<a name="line-161"></a> <span class='hs-varid'>pprint</span> <span class='hs-varid'>name</span> <span class='hs-varop'>++</span>
<a name="line-162"></a> <span class='hs-str'>"'\n point free definitons are not suported by the VHDL backend"</span>
<a name="line-163"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>UnsupportedFunPat</span> <span class='hs-varid'>pat</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-164"></a> <span class='hs-str'>"input pattern `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>pat</span> <span class='hs-varop'>++</span> <span class='hs-str'>"' is not supported"</span>
<a name="line-165"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>MultipleClauses</span> <span class='hs-varid'>cs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"multiple clauses ("</span> <span class='hs-varop'>++</span>
<a name="line-166"></a> <span class='hs-layout'>(</span><span class='hs-varid'>show</span><span class='hs-varop'>.</span><span class='hs-varid'>length</span><span class='hs-layout'>)</span> <span class='hs-varid'>cs</span> <span class='hs-varop'>++</span> <span class='hs-str'>"):\n"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>cs</span>
<a name="line-167"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>GeneralErr</span> <span class='hs-varid'>err</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span>
<a name="line-168"></a>
<a name="line-169"></a><a name="VHDLExpErr"></a><span class='hs-comment'>-- | Expression translation errors in the VHDL backend</span>
<a name="line-170"></a><a name="VHDLExpErr"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>VHDLExpErr</span> <span class='hs-keyglyph'>=</span>
<a name="line-171"></a> <span class='hs-comment'>-- | Guards in case alternatives are not supported</span>
<a name="line-172"></a> <span class='hs-conid'>CaseGuardedBody</span> <span class='hs-conid'>Body</span> <span class='hs-keyglyph'>|</span>
<a name="line-173"></a> <span class='hs-comment'>-- Unsupported case pattern </span>
<a name="line-174"></a> <span class='hs-conid'>UnsupportedCasePat</span> <span class='hs-conid'>Pat</span> <span class='hs-keyglyph'>|</span>
<a name="line-175"></a> <span class='hs-comment'>-- | Where constructs in case alternatives are not supported</span>
<a name="line-176"></a> <span class='hs-conid'>CurryUnsupported</span> <span class='hs-conid'>Int</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>|</span>
<a name="line-177"></a> <span class='hs-comment'>-- | Unkown identifier</span>
<a name="line-178"></a> <span class='hs-conid'>UnkownIdentifier</span> <span class='hs-conid'>Name</span> <span class='hs-keyglyph'>|</span>
<a name="line-179"></a> <span class='hs-comment'>-- Unsupported literal</span>
<a name="line-180"></a> <span class='hs-conid'>UnsupportedLiteral</span> <span class='hs-keyglyph'>|</span>
<a name="line-181"></a> <span class='hs-comment'>-- Sections are not supported</span>
<a name="line-182"></a> <span class='hs-conid'>Section</span> <span class='hs-keyglyph'>|</span>
<a name="line-183"></a> <span class='hs-comment'>-- Lambda Abstractions are not supported</span>
<a name="line-184"></a> <span class='hs-conid'>LambdaAbstraction</span> <span class='hs-keyglyph'>|</span>
<a name="line-185"></a> <span class='hs-comment'>-- Conditional expressions are only supported in a function body</span>
<a name="line-186"></a> <span class='hs-conid'>Conditional</span> <span class='hs-keyglyph'>|</span>
<a name="line-187"></a> <span class='hs-comment'>-- Case expressions are only supported in a function body</span>
<a name="line-188"></a> <span class='hs-conid'>Case</span> <span class='hs-keyglyph'>|</span>
<a name="line-189"></a> <span class='hs-comment'>-- Do expressions are not supported</span>
<a name="line-190"></a> <span class='hs-conid'>Do</span> <span class='hs-keyglyph'>|</span>
<a name="line-191"></a> <span class='hs-comment'>-- List comprehensions are not supported</span>
<a name="line-192"></a> <span class='hs-conid'>ListComprehension</span> <span class='hs-keyglyph'>|</span>
<a name="line-193"></a> <span class='hs-comment'>-- Arithmetic sequences are not supported</span>
<a name="line-194"></a> <span class='hs-conid'>ArithSeq</span> <span class='hs-keyglyph'>|</span>
<a name="line-195"></a> <span class='hs-comment'>-- Lists are not supported</span>
<a name="line-196"></a> <span class='hs-conid'>List</span> <span class='hs-keyglyph'>|</span>
<a name="line-197"></a> <span class='hs-comment'>-- Signature expressiosn are not supported</span>
<a name="line-198"></a> <span class='hs-conid'>Signature</span> <span class='hs-keyglyph'>|</span>
<a name="line-199"></a> <span class='hs-comment'>-- Record expressions are not supported</span>
<a name="line-200"></a> <span class='hs-conid'>Record</span> <span class='hs-keyglyph'>|</span>
<a name="line-201"></a> <span class='hs-comment'>-- Unsupported expression generic error</span>
<a name="line-202"></a> <span class='hs-comment'>-- it shouldn't be raised, just for pattern completeness</span>
<a name="line-203"></a> <span class='hs-conid'>Unsupported</span>
<a name="line-204"></a>
<a name="line-205"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>VHDLExpErr</span> <span class='hs-keyword'>where</span>
<a name="line-206"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>CaseGuardedBody</span> <span class='hs-varid'>body</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-207"></a> <span class='hs-str'>"guards are not supported in case alternatives:\n"</span> <span class='hs-varop'>++</span>
<a name="line-208"></a> <span class='hs-layout'>(</span><span class='hs-varid'>render</span><span class='hs-varop'>.</span><span class='hs-varid'>to_HPJ_Doc</span><span class='hs-varop'>.</span><span class='hs-layout'>(</span><span class='hs-varid'>pprBody</span> <span class='hs-conid'>True</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>body</span>
<a name="line-209"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>UnsupportedCasePat</span> <span class='hs-varid'>pat</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"unsupported case pattern: `"</span> <span class='hs-varop'>++</span>
<a name="line-210"></a> <span class='hs-varid'>pprint</span> <span class='hs-varid'>pat</span> <span class='hs-varop'>++</span> <span class='hs-str'>"'"</span>
<a name="line-211"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>CurryUnsupported</span> <span class='hs-varid'>expected</span> <span class='hs-varid'>real</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-212"></a> <span class='hs-str'>"Currification is not supported, all arguments must be fully supplied\n"</span><span class='hs-varop'>++</span>
<a name="line-213"></a> <span class='hs-str'>" Expected arguments: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>expected</span> <span class='hs-varop'>++</span> <span class='hs-str'>" Provided arguments: "</span> <span class='hs-varop'>++</span>
<a name="line-214"></a> <span class='hs-varid'>show</span> <span class='hs-varid'>real</span>
<a name="line-215"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>UnkownIdentifier</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"unkown identifier `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>name</span> <span class='hs-varop'>++</span> <span class='hs-str'>"'"</span>
<a name="line-216"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>UnsupportedLiteral</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"unsupported literal"</span>
<a name="line-217"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>Section</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"sections are not supported"</span>
<a name="line-218"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>LambdaAbstraction</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"lambda abstractions are not supported"</span>
<a name="line-219"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>Conditional</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"conditional expressions are only supported within"</span>
<a name="line-220"></a> <span class='hs-varop'>++</span> <span class='hs-str'>" a function body"</span>
<a name="line-221"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>Case</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"case expressions are only supported within"</span>
<a name="line-222"></a> <span class='hs-varop'>++</span> <span class='hs-str'>" a function body"</span>
<a name="line-223"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>Do</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"do expressions are not suupported"</span>
<a name="line-224"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>ListComprehension</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"list comprehensions are not supported"</span>
<a name="line-225"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>ArithSeq</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"arithmetic sequences are not supported"</span>
<a name="line-226"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>List</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"lists are not supported"</span>
<a name="line-227"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>Signature</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"signature expressions are not supported"</span>
<a name="line-228"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>Record</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"record expressions are not supported"</span>
<a name="line-229"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>Unsupported</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"unsupported expression"</span>
<a name="line-230"></a>
<a name="line-231"></a><span class='hs-comment'>-- | Show errors</span>
<a name="line-232"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>ForSyDeErr</span> <span class='hs-keyword'>where</span>
<a name="line-233"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>InconsistentContexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Inconsistent contexts"</span>
<a name="line-234"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>EvalErr</span> <span class='hs-varid'>str</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Non evaluable node ("</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>str</span> <span class='hs-varop'>++</span> <span class='hs-str'>")"</span>
<a name="line-235"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>NonVarName</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>show</span> <span class='hs-varid'>name</span> <span class='hs-varop'>++</span> <span class='hs-str'>" is not a variable name."</span>
<a name="line-236"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>IncomSysF</span> <span class='hs-varid'>fName</span> <span class='hs-varid'>inctype</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-237"></a> <span class='hs-str'>"Incompatible system function type\n"</span><span class='hs-varop'>++</span>
<a name="line-238"></a> <span class='hs-varid'>show</span> <span class='hs-varid'>strFName</span> <span class='hs-varop'>++</span> <span class='hs-str'>" was expected to have type:\n"</span> <span class='hs-varop'>++</span>
<a name="line-239"></a> <span class='hs-str'>" Signal i1 -> Signal i2 -> ..... -> Signal in ->\n"</span> <span class='hs-varop'>++</span>
<a name="line-240"></a> <span class='hs-str'>" (Signal o1, Signal o2, ... , Signal om)\n"</span> <span class='hs-varop'>++</span>
<a name="line-241"></a> <span class='hs-str'>" with n <- |N U {0} and m <- |N U {0}\n"</span> <span class='hs-varop'>++</span>
<a name="line-242"></a> <span class='hs-str'>" i1 .. in, o1 .. im monomorphic types\n"</span> <span class='hs-varop'>++</span>
<a name="line-243"></a> <span class='hs-str'>"However "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>strFName</span> <span class='hs-varop'>++</span> <span class='hs-str'>" has type\n "</span> <span class='hs-varop'>++</span>
<a name="line-244"></a> <span class='hs-str'>" "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>inctype</span>
<a name="line-245"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>strFName</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>show</span> <span class='hs-varid'>fName</span>
<a name="line-246"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>InIfaceLength</span> <span class='hs-varid'>sysInInfo</span> <span class='hs-varid'>portIdsInInfo</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-247"></a> <span class='hs-varid'>showIfaceLength</span> <span class='hs-str'>"input interface"</span> <span class='hs-varid'>sysInInfo</span> <span class='hs-varid'>portIdsInInfo</span>
<a name="line-248"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>OutIfaceLength</span> <span class='hs-varid'>sysOutInfo</span> <span class='hs-varid'>portIdsOutInfo</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-249"></a> <span class='hs-varid'>showIfaceLength</span> <span class='hs-str'>"output interface"</span> <span class='hs-varid'>sysOutInfo</span> <span class='hs-varid'>portIdsOutInfo</span>
<a name="line-250"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>MultPortId</span> <span class='hs-varid'>portId</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-251"></a> <span class='hs-str'>"Multiply defined port identifier "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>portId</span>
<a name="line-252"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>MultProcId</span> <span class='hs-varid'>procId</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-253"></a> <span class='hs-str'>"Multiply defined process identifier "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>procId</span>
<a name="line-254"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>SubSysIdClash</span> <span class='hs-varid'>subSysId</span> <span class='hs-varid'>mLoc1</span> <span class='hs-varid'>mLoc2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-255"></a> <span class='hs-str'>"System contains components of different subsystems "</span> <span class='hs-varop'>++</span>
<a name="line-256"></a> <span class='hs-str'>"(defined at locations "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>finalLoc1</span> <span class='hs-varop'>++</span> <span class='hs-str'>" and "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>finalLoc2</span> <span class='hs-varop'>++</span> <span class='hs-str'>") "</span> <span class='hs-varop'>++</span>
<a name="line-257"></a> <span class='hs-str'>"which share the same system identifier (`"</span><span class='hs-varop'>++</span><span class='hs-varid'>subSysId</span><span class='hs-varop'>++</span><span class='hs-str'>")"</span>
<a name="line-258"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>finalLoc1</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-str'>"<unkown>"</span> <span class='hs-varid'>mLoc1</span>
<a name="line-259"></a> <span class='hs-varid'>finalLoc2</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-str'>"<unkown>"</span> <span class='hs-varid'>mLoc2</span>
<a name="line-260"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>NonSysDef</span> <span class='hs-varid'>name</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-261"></a> <span class='hs-str'>"A variable with SysDef type was expected\n"</span> <span class='hs-varop'>++</span>
<a name="line-262"></a> <span class='hs-str'>"However "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>name</span> <span class='hs-varop'>++</span> <span class='hs-str'>" has type "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>t</span>
<a name="line-263"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>IncorrProcFunDecs</span> <span class='hs-varid'>decs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-264"></a> <span class='hs-str'>"Only a function declaration (possibly precedeeded by a signature)"</span> <span class='hs-varop'>++</span>
<a name="line-265"></a> <span class='hs-str'>"is accepted\n"</span><span class='hs-varop'>++</span>
<a name="line-266"></a> <span class='hs-str'>"The specific, incorrect declarations follow:\n"</span> <span class='hs-varop'>++</span>
<a name="line-267"></a> <span class='hs-varid'>pprint</span> <span class='hs-varid'>decs</span>
<a name="line-268"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>InconsOutTag</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Inconsistent output tag"</span>
<a name="line-269"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>InconsSysDefPort</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Inconsistent port in SysDef: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>id</span>
<a name="line-270"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>DynMisMatch</span> <span class='hs-varid'>dyn</span> <span class='hs-varid'>rep</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-271"></a> <span class='hs-str'>"Type matching error in dynamic value with typerep "</span> <span class='hs-varop'>++</span>
<a name="line-272"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>dynTypeRep</span> <span class='hs-varid'>dyn</span><span class='hs-layout'>)</span> <span class='hs-varop'>++</span>
<a name="line-273"></a> <span class='hs-str'>"\n(Expected type: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>rep</span> <span class='hs-varop'>++</span> <span class='hs-str'>" )."</span>
<a name="line-274"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>SigMisMatch</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-275"></a> <span class='hs-str'>"Signal mismatch: expected a Signal type but got "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>t</span>
<a name="line-276"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>InLengthMisMatch</span> <span class='hs-varid'>l1</span> <span class='hs-varid'>l2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-277"></a> <span class='hs-str'>"Cannot simulate: simulation arguments length-mismatch: "</span> <span class='hs-varop'>++</span>
<a name="line-278"></a> <span class='hs-varid'>show</span> <span class='hs-varid'>l1</span> <span class='hs-varop'>++</span> <span class='hs-str'>" /= "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>l2</span>
<a name="line-279"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>EmptyVHDLId</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Empty VHDL identifier"</span>
<a name="line-280"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>IncVHDLBasId</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Incorrect VHDL basic identifier "</span> <span class='hs-varop'>++</span>
<a name="line-281"></a> <span class='hs-str'>"`"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>id</span> <span class='hs-varop'>++</span> <span class='hs-str'>"'"</span>
<a name="line-282"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>IncVHDLExtId</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Incorrect VHDL extended identifier "</span> <span class='hs-varop'>++</span>
<a name="line-283"></a> <span class='hs-str'>"`"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>id</span> <span class='hs-varop'>++</span> <span class='hs-str'>"'"</span>
<a name="line-284"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>UnsupportedType</span> <span class='hs-varid'>tr</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Unsupported type "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>tr</span>
<a name="line-285"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ReservedId</span> <span class='hs-varid'>str</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Identifier `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>str</span> <span class='hs-varop'>++</span> <span class='hs-str'>"' is reserved"</span>
<a name="line-286"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>UnsupportedProc</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Unsupported process"</span>
<a name="line-287"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>UntranslatableVHDLFun</span> <span class='hs-varid'>err</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-288"></a> <span class='hs-str'>"Untranslatable function: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span>
<a name="line-289"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>UntranslatableVHDLExp</span> <span class='hs-varid'>exp</span> <span class='hs-varid'>err</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-290"></a> <span class='hs-str'>"Untranslatable expression `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>exp</span> <span class='hs-varop'>++</span> <span class='hs-str'>"': "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span>
<a name="line-291"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>QuartusFailed</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Quartus failed"</span>
<a name="line-292"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>ModelsimFailed</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Modelsim failed"</span>
<a name="line-293"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>Other</span> <span class='hs-varid'>str</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>str</span>
<a name="line-294"></a>
<a name="line-295"></a><a name="showIfaceLength"></a><span class='hs-comment'>-- | help function for the show instance</span>
<a name="line-296"></a><span class='hs-definition'>showIfaceLength</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>SysId</span><span class='hs-layout'>,</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>String</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-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-297"></a><span class='hs-definition'>showIfaceLength</span> <span class='hs-varid'>ifaceMsg</span> <span class='hs-layout'>(</span><span class='hs-varid'>sysName</span><span class='hs-layout'>,</span> <span class='hs-varid'>sysIfaceL</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>ifaceIds</span><span class='hs-layout'>,</span> <span class='hs-varid'>ifaceL</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-298"></a> <span class='hs-str'>"Incorrect length of "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>ifaceMsg</span> <span class='hs-varop'>++</span> <span class='hs-str'>" ("</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>ifaceL</span> <span class='hs-varop'>++</span> <span class='hs-str'>")\n"</span> <span class='hs-varop'>++</span>
<a name="line-299"></a> <span class='hs-str'>" "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>ifaceIds</span> <span class='hs-varop'>++</span> <span class='hs-str'>"\n"</span> <span class='hs-varop'>++</span>
<a name="line-300"></a> <span class='hs-varid'>sysName</span> <span class='hs-varop'>++</span> <span class='hs-str'>" expects an "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>ifaceMsg</span> <span class='hs-varop'>++</span> <span class='hs-str'>" length of "</span> <span class='hs-varop'>++</span>
<a name="line-301"></a> <span class='hs-varid'>show</span> <span class='hs-varid'>sysIfaceL</span>
<a name="line-302"></a>
<a name="line-303"></a><span class='hs-comment'>-----------------</span>
<a name="line-304"></a><span class='hs-comment'>-- Context Error</span>
<a name="line-305"></a><span class='hs-comment'>-----------------</span>
<a name="line-306"></a>
<a name="line-307"></a><a name="ContextErr"></a><span class='hs-comment'>-- | A context error: a 'ForSyDeErr' with context information (indicating where</span>
<a name="line-308"></a><a name="ContextErr"></a><span class='hs-comment'>-- the error ocurred)</span>
<a name="line-309"></a><a name="ContextErr"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>ContextErr</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ContextErr</span> <span class='hs-conid'>Context</span> <span class='hs-conid'>ForSyDeErr</span>
<a name="line-310"></a>
<a name="line-311"></a><a name="Context"></a><span class='hs-comment'>-- | A context: it indicates where an error ocurred.</span>
<a name="line-312"></a><a name="Context"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Context</span> <span class='hs-keyglyph'>=</span>
<a name="line-313"></a> <span class='hs-comment'>-- | Empty context </span>
<a name="line-314"></a> <span class='hs-conid'>EmptyC</span> <span class='hs-keyglyph'>|</span>
<a name="line-315"></a> <span class='hs-comment'>-- | In a System definition </span>
<a name="line-316"></a> <span class='hs-conid'>SysDefC</span> <span class='hs-conid'>SysId</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span>
<a name="line-317"></a> <span class='hs-comment'>-- | In a Process</span>
<a name="line-318"></a> <span class='hs-conid'>ProcC</span> <span class='hs-conid'>SysId</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span><span class='hs-layout'>)</span> <span class='hs-conid'>ProcId</span> <span class='hs-keyglyph'>|</span>
<a name="line-319"></a> <span class='hs-comment'>-- | In a Proces Function</span>
<a name="line-320"></a> <span class='hs-conid'>ProcFunC</span> <span class='hs-conid'>SysId</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span><span class='hs-layout'>)</span> <span class='hs-conid'>ProcId</span> <span class='hs-conid'>Name</span> <span class='hs-conid'>Loc</span> <span class='hs-keyglyph'>|</span>
<a name="line-321"></a> <span class='hs-comment'>-- | In a Process value</span>
<a name="line-322"></a> <span class='hs-conid'>ProcValC</span> <span class='hs-conid'>SysId</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Loc</span><span class='hs-layout'>)</span> <span class='hs-conid'>ProcId</span> <span class='hs-conid'>Exp</span>
<a name="line-323"></a>
<a name="line-324"></a><a name="Loc"></a><span class='hs-comment'>-- | type indicating a location in the user's source</span>
<a name="line-325"></a><a name="Loc"></a><span class='hs-comment'>-- code</span>
<a name="line-326"></a><a name="Loc"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Loc</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span>
<a name="line-327"></a>
<a name="line-328"></a><a name="setProcC"></a><span class='hs-comment'>-- | Set a process context from a system context</span>
<a name="line-329"></a><span class='hs-definition'>setProcC</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ProcId</span> <span class='hs-comment'>-- ^ Identifier of the process</span>
<a name="line-330"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Context</span> <span class='hs-comment'>-- ^ system context</span>
<a name="line-331"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Context</span>
<a name="line-332"></a><span class='hs-definition'>setProcC</span> <span class='hs-varid'>pid</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysDefC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>mSysloc</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ProcC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>mSysloc</span> <span class='hs-varid'>pid</span>
<a name="line-333"></a><span class='hs-definition'>setProcC</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>intError</span> <span class='hs-varid'>funName</span> <span class='hs-conid'>InconsistentContexts</span>
<a name="line-334"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>funName</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"ForSyDe.ForSyDeErr.setProcC"</span>
<a name="line-335"></a>
<a name="line-336"></a><a name="setProcFunC"></a><span class='hs-comment'>-- | Set a process function context from a process context </span>
<a name="line-337"></a><span class='hs-definition'>setProcFunC</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Name</span> <span class='hs-comment'>-- ^ Function name</span>
<a name="line-338"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Loc</span> <span class='hs-comment'>-- ^ Function location</span>
<a name="line-339"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Context</span> <span class='hs-comment'>-- ^ system context</span>
<a name="line-340"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Context</span>
<a name="line-341"></a><span class='hs-definition'>setProcFunC</span> <span class='hs-varid'>name</span> <span class='hs-varid'>loc</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-342"></a> <span class='hs-conid'>ProcFunC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span> <span class='hs-varid'>name</span> <span class='hs-varid'>loc</span>
<a name="line-343"></a><span class='hs-definition'>setProcFunC</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>intError</span> <span class='hs-varid'>funName</span> <span class='hs-conid'>InconsistentContexts</span>
<a name="line-344"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>funName</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"ForSyDe.ForSyDeErr.setProcFunC"</span>
<a name="line-345"></a>
<a name="line-346"></a><a name="setProcValC"></a><span class='hs-comment'>-- | Set a process value context from a process context </span>
<a name="line-347"></a><span class='hs-definition'>setProcValC</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Exp</span> <span class='hs-comment'>-- ^ Expression value</span>
<a name="line-348"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Context</span> <span class='hs-comment'>-- ^ system context</span>
<a name="line-349"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Context</span>
<a name="line-350"></a><span class='hs-definition'>setProcValC</span> <span class='hs-varid'>exp</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ProcValC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span> <span class='hs-varid'>exp</span>
<a name="line-351"></a><span class='hs-definition'>setProcValC</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>intError</span> <span class='hs-varid'>funName</span> <span class='hs-conid'>InconsistentContexts</span>
<a name="line-352"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>funName</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"ForSyDe.ForSyDeErr.setProcValC"</span>
<a name="line-353"></a>
<a name="line-354"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>Context</span> <span class='hs-keyword'>where</span>
<a name="line-355"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>EmptyC</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span>
<a name="line-356"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysDefC</span> <span class='hs-varid'>id</span> <span class='hs-varid'>mLoc</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"system definition `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>id</span> <span class='hs-varop'>++</span>
<a name="line-357"></a> <span class='hs-str'>"' (created in "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>finalLoc</span> <span class='hs-varop'>++</span> <span class='hs-str'>")"</span>
<a name="line-358"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>finalLoc</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-str'>"<unkown>"</span> <span class='hs-varid'>mLoc</span>
<a name="line-359"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"process `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pid</span> <span class='hs-varop'>++</span> <span class='hs-str'>"' belonging to "</span> <span class='hs-varop'>++</span>
<a name="line-360"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>SysDefC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span><span class='hs-layout'>)</span>
<a name="line-361"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcFunC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span> <span class='hs-varid'>fName</span> <span class='hs-varid'>fLoc</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-362"></a> <span class='hs-str'>"process function `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>fName</span> <span class='hs-varop'>++</span> <span class='hs-str'>"' (created in "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>fLoc</span> <span class='hs-varop'>++</span> <span class='hs-str'>") "</span> <span class='hs-varop'>++</span>
<a name="line-363"></a> <span class='hs-str'>" used by "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span><span class='hs-layout'>)</span>
<a name="line-364"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcValC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span> <span class='hs-varid'>valExp</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-365"></a> <span class='hs-str'>"process argument `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>pprint</span> <span class='hs-varid'>valExp</span> <span class='hs-varop'>++</span> <span class='hs-str'>"' used by "</span>
<a name="line-366"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ProcC</span> <span class='hs-varid'>sysid</span> <span class='hs-varid'>sysloc</span> <span class='hs-varid'>pid</span><span class='hs-layout'>)</span>
<a name="line-367"></a>
<a name="line-368"></a>
<a name="line-369"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>ContextErr</span> <span class='hs-keyword'>where</span>
<a name="line-370"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ContextErr</span> <span class='hs-varid'>cxt</span> <span class='hs-varid'>err</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>cxt</span> <span class='hs-keyword'>of</span>
<a name="line-371"></a> <span class='hs-conid'>EmptyC</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span>
<a name="line-372"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span> <span class='hs-varop'>++</span> <span class='hs-str'>"\nin "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>cxt</span>
<a name="line-373"></a>
<a name="line-374"></a><span class='hs-comment'>--------------</span>
<a name="line-375"></a><span class='hs-comment'>-- Error Monad</span>
<a name="line-376"></a><span class='hs-comment'>--------------</span>
<a name="line-377"></a>
<a name="line-378"></a><span class='hs-comment'>-- | We make ForSyDeErr an instance of the Error class to be able to throw it</span>
<a name="line-379"></a><span class='hs-comment'>-- as an exception.</span>
<a name="line-380"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Error</span> <span class='hs-conid'>ForSyDeErr</span> <span class='hs-keyword'>where</span>
<a name="line-381"></a> <span class='hs-varid'>noMsg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Other</span> <span class='hs-str'>"An Error has ocurred"</span>
<a name="line-382"></a> <span class='hs-varid'>strMsg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Other</span>
<a name="line-383"></a>
<a name="line-384"></a>
<a name="line-385"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Error</span> <span class='hs-conid'>ContextErr</span> <span class='hs-keyword'>where</span>
<a name="line-386"></a> <span class='hs-varid'>noMsg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ContextErr</span> <span class='hs-conid'>EmptyC</span> <span class='hs-varid'>noMsg</span>
<a name="line-387"></a> <span class='hs-varid'>strMsg</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>str</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ContextErr</span> <span class='hs-conid'>EmptyC</span> <span class='hs-layout'>(</span><span class='hs-varid'>strMsg</span> <span class='hs-varid'>str</span><span class='hs-layout'>)</span>
<a name="line-388"></a>
<a name="line-389"></a><a name="EProne"></a><span class='hs-comment'>-- | 'EProne' represents failure using Left ForSyDeErr or a successful </span>
<a name="line-390"></a><a name="EProne"></a><span class='hs-comment'>-- result of type a using Right a</span>
<a name="line-391"></a><a name="EProne"></a><span class='hs-comment'>-- </span>
<a name="line-392"></a><a name="EProne"></a><span class='hs-comment'>-- 'EProne' is implicitly an instance of </span>
<a name="line-393"></a><a name="EProne"></a><span class='hs-comment'>-- ['MonadError'] (@Error e => MonadError e (Either e)@)</span>
<a name="line-394"></a><a name="EProne"></a><span class='hs-comment'>-- ['Monad'] (@Error e => Monad (Either e)@)</span>
<a name="line-395"></a><a name="EProne"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>EProne</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Either</span> <span class='hs-conid'>ForSyDeErr</span>
<a name="line-396"></a><span class='hs-comment'>-- FIXME: Rethink Eprone so that it takes contexts in account</span>
<a name="line-397"></a>
<a name="line-398"></a><span class='hs-comment'>-------------------</span>
<a name="line-399"></a><span class='hs-comment'>-- Helper functions</span>
<a name="line-400"></a><span class='hs-comment'>-------------------</span>
<a name="line-401"></a>
<a name="line-402"></a><a name="uError"></a><span class='hs-comment'>-- | Throws a an error caused by improper use of a user-exported function</span>
<a name="line-403"></a><span class='hs-definition'>uError</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ User-exported function which cuased the error </span>
<a name="line-404"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ForSyDeErr</span> <span class='hs-comment'>-- ^ Error to show</span>
<a name="line-405"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span>
<a name="line-406"></a><span class='hs-definition'>uError</span> <span class='hs-varid'>funName</span> <span class='hs-varid'>err</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-varop'>$</span> <span class='hs-str'>"User error in "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>funName</span> <span class='hs-varop'>++</span> <span class='hs-str'>": "</span> <span class='hs-varop'>++</span>
<a name="line-407"></a> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span> <span class='hs-varop'>++</span> <span class='hs-str'>"\n"</span>
<a name="line-408"></a>
<a name="line-409"></a>
<a name="line-410"></a><a name="intError"></a><span class='hs-comment'>-- | Throws an internal error</span>
<a name="line-411"></a><span class='hs-definition'>intError</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ Function which caused the internal error </span>
<a name="line-412"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ForSyDeErr</span> <span class='hs-comment'>-- ^ Error to show</span>
<a name="line-413"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span>
<a name="line-414"></a><span class='hs-definition'>intError</span> <span class='hs-varid'>funName</span> <span class='hs-varid'>err</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-varop'>$</span> <span class='hs-str'>"Internal error in "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>funName</span> <span class='hs-varop'>++</span> <span class='hs-str'>": "</span> <span class='hs-varop'>++</span>
<a name="line-415"></a> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span> <span class='hs-varop'>++</span> <span class='hs-str'>"\n"</span> <span class='hs-varop'>++</span>
<a name="line-416"></a> <span class='hs-str'>"Please report!"</span>
<a name="line-417"></a>
<a name="line-418"></a><a name="liftEither"></a><span class='hs-comment'>-- | lift an Either expression to an Error Monad</span>
<a name="line-419"></a><span class='hs-definition'>liftEither</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>MonadError</span> <span class='hs-varid'>e</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Either</span> <span class='hs-varid'>e</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-420"></a><span class='hs-definition'>liftEither</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>either</span> <span class='hs-varid'>throwError</span> <span class='hs-varid'>return</span>
<a name="line-421"></a>
<a name="line-422"></a>
<a name="line-423"></a>
<a name="line-424"></a><a name="qError"></a><span class='hs-comment'>-- | An error reporting function for Quasi monads</span>
<a name="line-425"></a><span class='hs-comment'>-- Executing in the monad will stop inmideately after calling qError</span>
<a name="line-426"></a><span class='hs-comment'>-- Note, it does not work for GHC<6.8</span>
<a name="line-427"></a><span class='hs-comment'>-- see <<a href="http://hackage.haskell.org/trac/ghc/ticket/1265">http://hackage.haskell.org/trac/ghc/ticket/1265</a>></span>
<a name="line-428"></a><span class='hs-definition'>qError</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Quasi</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ The name of the function </span>
<a name="line-429"></a> <span class='hs-comment'>-- called in the splice </span>
<a name="line-430"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ForSyDeErr</span> <span class='hs-comment'>-- ^ Error to show</span>
<a name="line-431"></a> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-432"></a><span class='hs-definition'>qError</span> <span class='hs-varid'>fname</span> <span class='hs-varid'>err</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fail</span> <span class='hs-varop'>$</span> <span class='hs-str'>"Error when calling "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>fname</span> <span class='hs-varop'>++</span> <span class='hs-str'>":\n"</span> <span class='hs-varop'>++</span>
<a name="line-433"></a> <span class='hs-varid'>show</span> <span class='hs-varid'>err</span>
<a name="line-434"></a>
<a name="line-435"></a>
<a name="line-436"></a><a name="qGiveUp"></a><span class='hs-comment'>-- | Stop execution, find the enclosing qRecover</span>
<a name="line-437"></a><span class='hs-comment'>-- if a recover is not found, it is considered as an internal error</span>
<a name="line-438"></a><span class='hs-comment'>-- and the string provided will used as a reference to </span>
<a name="line-439"></a><span class='hs-comment'>-- the origin of the error.</span>
<a name="line-440"></a><span class='hs-comment'>-- Note, it does not work for GHC<6.8</span>
<a name="line-441"></a><span class='hs-comment'>-- see <<a href="http://hackage.haskell.org/trac/ghc/ticket/1265">http://hackage.haskell.org/trac/ghc/ticket/1265</a>></span>
<a name="line-442"></a><span class='hs-definition'>qGiveUp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Quasi</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-443"></a><span class='hs-definition'>qGiveUp</span> <span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fail</span> <span class='hs-varop'>$</span> <span class='hs-str'>"qGiveUp: Internal error in "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>name</span> <span class='hs-varop'>++</span>
<a name="line-444"></a> <span class='hs-str'>", please report."</span>
<a name="line-445"></a>
<a name="line-446"></a><a name="qPutTraceMsg"></a><span class='hs-comment'>-- | Output a trace message in a quasi monad (similar to 'putTraceMsg')</span>
<a name="line-447"></a><span class='hs-definition'>qPutTraceMsg</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Quasi</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-conid'>()</span>
<a name="line-448"></a><span class='hs-definition'>qPutTraceMsg</span> <span class='hs-varid'>msg</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>qRunIO</span> <span class='hs-layout'>(</span><span class='hs-varid'>putTraceMsg</span> <span class='hs-varid'>msg</span><span class='hs-layout'>)</span>
<a name="line-449"></a>
<a name="line-450"></a>
<a name="line-451"></a><a name="printError"></a><span class='hs-comment'>-- | Print an Error</span>
<a name="line-452"></a><span class='hs-definition'>printError</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Show</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-453"></a><span class='hs-definition'>printError</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>putStrLn</span><span class='hs-varop'>.</span><span class='hs-layout'>(</span><span class='hs-str'>"Error: "</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span><span class='hs-varop'>.</span><span class='hs-varid'>show</span>
<a name="line-454"></a>
<a name="line-455"></a><a name="printVHDLError"></a><span class='hs-comment'>-- | Print a VHDL compilation error</span>
<a name="line-456"></a><span class='hs-definition'>printVHDLError</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Show</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-varid'>b</span>
<a name="line-457"></a><span class='hs-definition'>printVHDLError</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span><span class='hs-varop'>.</span><span class='hs-layout'>(</span><span class='hs-str'>"VHDL Compilation Error: "</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span><span class='hs-varop'>.</span><span class='hs-varid'>show</span>
<a name="line-458"></a>
<a name="line-459"></a><a name="printGraphMLError"></a><span class='hs-comment'>-- | Print a GraphML compilation error</span>
<a name="line-460"></a><span class='hs-definition'>printGraphMLError</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Show</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-461"></a><span class='hs-definition'>printGraphMLError</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>putStrLn</span><span class='hs-varop'>.</span><span class='hs-layout'>(</span><span class='hs-str'>"VHDL Compilation Error: "</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span><span class='hs-varop'>.</span><span class='hs-varid'>show</span>
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