function SharedInfo = C_Funcall(FunInfo,FileInfo,SharedInfo,FlagCall)
// function SharedInfo = C_Funcall(FunInfo,FileInfo,SharedInfo,FlagCall)
// -----------------------------------------------------------------
// Get function for a generic SCI2C table.
//
// Input data:
// //NUT: add description here
//
// Output data:
// //NUT: add description here
//
// Status:
// 27-Oct-2007 -- Raffaele Nutricato: Author.
//
// Copyright 2007 Raffaele Nutricato.
// Contact: raffaele.nutricato@tiscali.it
// -----------------------------------------------------------------
// ------------------------------
// --- Check input arguments. ---
// ------------------------------
SCI2CNInArgCheck(argn(2),4,4);
// -----------------------
// --- Initialization. ---
// -----------------------
nxtscifunname = SharedInfo.NextSCIFunName;
nxtscifunnumber = SharedInfo.NextSCIFunNumber;
ReportFileName = FileInfo.Funct(nxtscifunnumber).ReportFileName;
CPass1FileName = FileInfo.Funct(nxtscifunnumber).CPass1FileName;
CPass1FreeFileName = FileInfo.Funct(nxtscifunnumber).CPass1FreeFileName;
HeaderFileName = FileInfo.Funct(nxtscifunnumber).Pass1HeaderFileName;
CDeclarationFileName = FileInfo.Funct(nxtscifunnumber).CDeclarationFileName;
CInitVarsFileName = FileInfo.Funct(nxtscifunnumber).CInitVarsFileName;
IndentLevel = SharedInfo.NIndent;
CCall = '';
// --- Extract Function Info. ---
FunctionName = FunInfo.SCIFunctionName;
CFunName = FunInfo.CFunctionName;
InArg = FunInfo.InArg;
NInArg = FunInfo.NInArg;
OutArg = FunInfo.OutArg;
NOutArg = FunInfo.NOutArg;
PosFirstOutScalar = FunInfo.PosFirstOutScalar;
// #RNU_RES_B
PrintStringInfo(' ',ReportFileName,'file','y');
PrintStringInfo('***Generating C code***',ReportFileName,'file','y');
// #RNU_RES_E
// ---------------------------
// --- End Initialization. ---
// ---------------------------
// --------------------------------------------------
// --- Manage anticipated exit from the function. ---
// --------------------------------------------------
if (SharedInfo.SkipNextFun > 0)
SharedInfo.SkipNextFun = SharedInfo.SkipNextFun - 1;
return;
end
// #RNU_RES_B
// Exit if the function is a precision specifier and the corresponding flag is 1.
// #RNU_RES_E
if ((sum(mtlb_strcmp(FunctionName,SharedInfo.Annotations.DataPrec)) > 0) & ...
(SharedInfo.SkipNextPrec == 1))
// #RNU_RES_B
PrintStringInfo(' Skipping code generating because already generated in the previous function.',ReportFileName,'file','y');
// #RNU_RES_E
SharedInfo.SkipNextPrec = SharedInfo.SkipNextPrec - 1;
return;
end
// #RNU_RES_B
// Exit if the function is OpEqual and the corresponding skip flag is enabled.
// #RNU_RES_E
if ((mtlb_strcmp(FunctionName,'OpEqual')) & ...
(SharedInfo.SkipNextEqual == 1))
// #RNU_RES_B
PrintStringInfo(' Skipping code generating because already generated in the previous function.',ReportFileName,'file','y');
// #RNU_RES_E
SharedInfo.SkipNextEqual = SharedInfo.SkipNextEqual - 1;
return;
end
// #BJ
// size should be managed as other functions
// otherwise size(4) will lead to a C variable __4Size reference
// wich will never exists
// #RNU_RES_B
// Exit if the function is size.
// #RNU_RES_E
// if ((mtlb_strcmp(FunctionName,'size')))
// // #RNU_RES_B
// PrintStringInfo(' Anticipated exit for the size function.',ReportFileName,'file','y');
// // #RNU_RES_E
// CCall ='';
// if (NInArg == 1)
// if (NOutArg == 1)
// CCall = CCall+OutArg(1).Name+'[0] = __'+InArg(1).Name+'Size[0];';
// // #RNU_RES_B
// PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// // #RNU_RES_E
// PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
// CCall ='';
// CCall = CCall+OutArg(1).Name+'[1] = __'+InArg(1).Name+'Size[1];';
// // #RNU_RES_B
// PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// // #RNU_RES_E
// PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
// elseif (NOutArg == 2)
// CCall = CCall+OutArg(1).Name+' = __'+InArg(1).Name+'Size[0];';
// // #RNU_RES_B
// PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// // #RNU_RES_E
// PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
// CCall ='';
// CCall = CCall+OutArg(2).Name+' = __'+InArg(1).Name+'Size[1];';
// // #RNU_RES_B
// PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// // #RNU_RES_E
// PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
// else
// SCI2Cerror('Don''t know how to manage size function with number of output args different from 1 and 2.');
// end
// elseif (NInArg == 2)
// if (NOutArg == 1)
// if (InArg(2).Value == 1)
// CCall = CCall+OutArg(1).Name+' = __'+InArg(1).Name+'Size[0];';
// // #RNU_RES_B
// PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// // #RNU_RES_E
// PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
// elseif (InArg(2).Value == 2)
// CCall = CCall+OutArg(1).Name+' = __'+InArg(1).Name+'Size[1];';
// // #RNU_RES_B
// PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// // #RNU_RES_E
// PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
// else
// SCI2Cerror('Not known the value of the second input arg for the size function.');
// end
// else
// SCI2Cerror('Don''t know how to manage size function with number of output args different from 1.');
// end
// else
// SCI2Cerror('Don''t know how to manage size function with number of input args different from 1 and 2.');
// end
// return;
// end
// ------------------------------------------------------
// --- End Manage anticipated exit from the function. ---
// ------------------------------------------------------
// #RNU_RES_B
// ------------------------------------------------------------
// --- Allocate memory and size array for output arguments. ---
// ------------------------------------------------------------
// #RNU_RES_E
if (FlagCall == 1)
// #RNU_RES_B
//RNU qui va tolto tutto una volta sicuri che la memallocout puo' essere fatta dentro la st_insoutarg
// C_MemAllocOutTempVars(OutArg,NOutArg,CPass1FileName,CPass1FreeFileName,IndentLevel,ReportFileName);
// #RNU_RES_E
end
// ----------------------------
// --- Generate the C call. ---
// ----------------------------
CCall ='';
if (FunInfo.CFunctionName == SharedInfo.CMainFunName)
if (FlagCall == 1)
SCI2Cerror('main function called in a source code!');
else
CCall =CCall+'SCI2Cint ';
end
else
if (PosFirstOutScalar >= 1)
if (FlagCall == 1)
CCall = CCall+OutArg(PosFirstOutScalar).Name+' = ';
else
CCall = CCall+C_Type(OutArg(PosFirstOutScalar).Type)+' ';
end
else
if (FlagCall == 0)
CCall = CCall+'void ';
end
end
end
CCall = CCall+CFunName+'(';
// #RNU_RES_B
PrintStringInfo(' C call after output scalar args check: '+CCall,ReportFileName,'file','y');
// #RNU_RES_E
clear counterin
for counterin = 1:NInArg
if (InArg(counterin).Type == 'g' & InArg(counterin).Scope == 'String')
TmpInArgName = '""'+InArg(counterin).Name+'""';
elseif (InArg(counterin).Type == 'z' & (InArg(counterin).Scope == 'Number'))
TmpInArgName = 'DoubleComplex('+SCI2Cstring(real(InArg(counterin).Value))+','+SCI2Cstring(imag(InArg(counterin).Value))+')';
elseif (InArg(counterin).Type == 'c' & (InArg(counterin).Scope == 'Number'))
TmpInArgName = 'FloatComplex('+SCI2Cstring(real(InArg(counterin).Value))+','+SCI2Cstring(imag(InArg(counterin).Value))+')';
else
TmpInArgName = InArg(counterin).Name;
end
TmpInArgType = C_Type(InArg(counterin).Type);
//if (FunctionName == 'OpEqual')
// TmpInArgSizeVar = '__'+OutArg(counterin).Name+'Size';
// else
TmpInArgSizeVar = '__'+InArg(counterin).Name+'Size';
//end
if (InArg(counterin).Dimension == 0)
if (FlagCall == 0)
CCall = CCall+TmpInArgType+' ';
end
CCall = CCall+TmpInArgName+',';
else
if (FlagCall == 0)
CCall = CCall+TmpInArgType+'* '+TmpInArgName+', SCI2Cint* __'+TmpInArgName+'Size,';
else
CCall = CCall+TmpInArgName+', '+TmpInArgSizeVar+',';
end
end
end
// #RNU_RES_B
PrintStringInfo(' C call after input args analysis: '+CCall,ReportFileName,'file','y');
// #RNU_RES_E
for counterout = 1:NOutArg
TmpOutArgName = OutArg(counterout).Name;
TmpOutArgType = C_Type(OutArg(counterout).Type);
if (counterout == PosFirstOutScalar)
if (FlagCall == 0)
// #RNU_RES_B
// --- Write in the declaration file the returned output scalar (if any). ---
// #RNU_RES_E
outscalardeclaration = TmpOutArgType+' '+TmpOutArgName+';';
// #RNU_RES_B
PrintStringInfo(outscalardeclaration,ReportFileName,'file','y');
// #RNU_RES_E
PrintStringInfo(C_IndentBlanks(1)+outscalardeclaration,CDeclarationFileName,'file','y');
PrintStringInfo(' ',CDeclarationFileName,'file','y');
end
else
if (OutArg(counterout).Dimension == 0)
if (FlagCall == 0)
// --- Write in the declaration file the returned output scalar (if any). ---
outscalardeclaration = TmpOutArgType+' '+TmpOutArgName+';';
PrintStringInfo(outscalardeclaration,ReportFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+outscalardeclaration,CDeclarationFileName,'file','y');
PrintStringInfo(' ',CDeclarationFileName,'file','y');
CCall = CCall+TmpOutArgType+'* __ptr'+TmpOutArgName+', ';
else
CCall = CCall+'&'+TmpOutArgName+', ';//NUT: verifica se ci vuole l'&
end
else
if (FlagCall == 0)
CCall = CCall+TmpOutArgType+'* '+TmpOutArgName+',';
if (OutArg(counterout).FindLike == 1)
CCall = CCall+'SCI2Cint* __'+TmpOutArgName+'Size'+',';
end
// #RNU_RES_B
//NUT prova a sostituire le variabili strutture con variabili dichiarate all'inizio del codice.
// --- Declare the size of the output arguments. ---
// #RNU_RES_E
outscalardeclaration = 'SCI2Cint __'+TmpOutArgName+'Size[2];';
PrintStringInfo(outscalardeclaration,ReportFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+outscalardeclaration,CDeclarationFileName,'file','y');
outscalardeclaration = '__'+TmpOutArgName+'Size[0] = '+(OutArg(counterout).Size(1))+';';
PrintStringInfo(outscalardeclaration,ReportFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+outscalardeclaration,CInitVarsFileName,'file','y');
outscalardeclaration = '__'+TmpOutArgName+'Size[1] = '+(OutArg(counterout).Size(2))+';';
PrintStringInfo(outscalardeclaration,ReportFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+outscalardeclaration,CInitVarsFileName,'file','y');
PrintStringInfo(' ',CInitVarsFileName,'file','y');
else
CCall = CCall+OutArg(counterout).Name+',';
if (OutArg(counterout).FindLike == 1)
CCall = CCall+'(SCI2Cint* ) __'+TmpOutArgName+'Size'+',';
end
end
end
end
end
PrintStringInfo(' C call after output args analysis: '+CCall,ReportFileName,'file','y');
// Remove the last " " and ","
if (part(CCall,length(CCall):length(CCall)) == ' ')
CCall = part(CCall,1:length(CCall)-1);
end
if (part(CCall,length(CCall):length(CCall)) == ',')
CCall = part(CCall,1:length(CCall)-1);
end
CCall = CCall+')';
if (FlagCall == 1)
CCall = CCall+';';
end
//NUT: la parte di generazione della C call va inserita in una funzione a parte.
//NUT: tale funzione deve avere anche uno switch che consenta di generare differenti versioni
//NUT: delle chiamate C in accordo con la libreria disponibile, fermo restando che
//NUT: e' sempre possibile fornire la lista delle macro.
if mtlb_strcmp(FunctionName,'return')
// Here I introduce the pointer assignment for output scalar arguments.
for cntout = 1:SharedInfo.CurrentFunInfo.NOutArg
if (cntout ~= SharedInfo.CurrentFunInfo.PosFirstOutScalar & ...
SharedInfo.CurrentFunInfo.OutArg(cntout).Dimension == 0)
CCall = '';
CCall = CCall+'*__ptr'+SharedInfo.CurrentFunInfo.OutArg(cntout).Name+' = '+...
SharedInfo.CurrentFunInfo.OutArg(cntout).Name+';';
PrintStringInfo(' '+CCall,ReportFileName,'file','y');
PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
end
end
// --- Then I free the memory dinamically allocated. ---
// ----------------------------
// --- Handle Free section. ---
// ----------------------------
PrintStringInfo(C_IndentBlanks(1)+'/*',CPass1FreeFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+'** ------------------------- ',CPass1FreeFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+'** --- End Free Section. --- ',CPass1FreeFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+'** ------------------------- ',CPass1FreeFileName,'file','y');
PrintStringInfo(C_IndentBlanks(1)+'*/',CPass1FreeFileName,'file','y');
PrintStringInfo(' ',CPass1FreeFileName,'file','y');
SCI2Ccopyfile(CPass1FreeFileName,...
CPass1FileName,'append');
// --------------------------------
// --- End Handle Free section. ---
// --------------------------------
// --- Then I introduce the return to the first scalar output arguments. ---
CCall = '';
// #RNU_RES_B
//NUT: non capisco questo skip a questo punto.
//NUT: perche' la return finale la sto gestendo nella AST_HandleEndProgram.
PrintStringInfo(' return function of the AST is skipped.',ReportFileName,'file','y');
//RN provo a non skippare e a mettere la return.
// #RNU_RES_E
if (SharedInfo.CurrentFunInfo.CFunctionName == SharedInfo.CMainFunName)
CCall = CCall+'return(0);';
else
if (SharedInfo.CurrentFunInfo.PosFirstOutScalar > 0)
CCall = CCall+'return('+SharedInfo.CurrentFunInfo.OutArg(SharedInfo.CurrentFunInfo.PosFirstOutScalar).Name+');'
end
end
// #RNU_RES_B
PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// #RNU_RES_E
PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
else
// #RNU_RES_B
PrintStringInfo(' '+CCall,ReportFileName,'file','y');
// #RNU_RES_E
PrintStringInfo(C_IndentBlanks(IndentLevel)+CCall,CPass1FileName,'file','y');
if (FlagCall == 0)
// Add prototype to the header file
C_InitHeader(CCall+';',HeaderFileName,SharedInfo.Sci2CLibMainHeaderFName);
// Add { at the beginning of the function.
PrintStringInfo(' {',ReportFileName,'file','y');
PrintStringInfo(C_IndentBlanks(IndentLevel)+'{',CPass1FileName,'file','y');
end
end
// #RNU_RES_B
// Add in the C code the new size of the output argument when SCI2Cresize function is called.
// #RNU_RES_E
if (FunctionName == 'SCI2Cresize')
// #RNU_RES_B
PrintStringInfo(' Found SCI2Cresize -> Changing the size of the output argument.',ReportFileName,'file','y');
// #RNU_RES_E
OutArgName = OutArg(counterout).Name;
tmpcode = '__'+OutArgName+'Size[0]='+OutArg(counterout).Size(1)+';';
PrintStringInfo(C_IndentBlanks(IndentLevel)+tmpcode,CPass1FileName,'file','y');
// #RNU_RES_B
PrintStringInfo(' '+tmpcode,ReportFileName,'file','y');
// #RNU_RES_E
tmpcode = '__'+OutArgName+'Size[1]='+OutArg(counterout).Size(2)+';';
PrintStringInfo(C_IndentBlanks(IndentLevel)+tmpcode,CPass1FileName,'file','y');
// #RNU_RES_B
PrintStringInfo(' '+tmpcode,ReportFileName,'file','y');
// #RNU_RES_E
end
endfunction