GPU Calc: Optimized COUPNCD

AMLOEXT-381

Change-Id: Iccae2ddd0bbfc598016ca331402003625251d99b
Signed-off-by: haochen <haochen@multicorewareinc.com>
Signed-off-by: Wei Wei <weiwei@multicorewareinc.com>
Signed-off-by: I-Jui (Ray) Sung <ray@multicorewareinc.com>

sc/source/core/opencl/op_financial.cxx

@@ -3721,100 +3721,99 @@ void OpCoupncd::BinInlineFun(std::set<std::string>& decls,
 {
     decls.insert(IsLeapYearDecl); decls.insert(DaysInMonthDecl);
     decls.insert(DaysToDateDecl); decls.insert(DateToDaysDecl);
-    decls.insert(GetNullDateDecl); decls.insert(ScaDate2Decl);
+    decls.insert(GetNullDateDecl);
+    decls.insert(ScaDateDecl);
+    decls.insert(addMonthsDecl);
+    decls.insert(setDayDecl);decls.insert(checklessthanDecl);
     decls.insert(lcl_GetCoupncdDecl);
     funs.insert(IsLeapYear);funs.insert(DaysInMonth);
     funs.insert(DaysToDate);funs.insert(DateToDays);
-    funs.insert(GetNullDate);funs.insert(ScaDate2);
+    funs.insert(GetNullDate);
+    funs.insert(ScaDate);
+    funs.insert(addMonths);
+    funs.insert(setDay);funs.insert(checklessthan);
     funs.insert(lcl_GetCoupncd);
 }
 void OpCoupncd::GenSlidingWindowFunction(
-    std::stringstream &ss, const std::string sSymName,
-    SubArguments &vSubArguments)
+    std::stringstream &ss, const std::string sSymName, SubArguments &
+vSubArguments)
 {
     ss << "\ndouble " << sSymName;
     ss << "_"<< BinFuncName() <<"(";
     for (unsigned i = 0; i < vSubArguments.size(); i++)
     {
-        if (i)
-            ss << ",";
-        vSubArguments[i]->GenSlidingWindowDecl(ss);
+      if (i)
+      ss << ",";
+      vSubArguments[i]->GenSlidingWindowDecl(ss);
     }
     ss << ") {\n";
     ss << "    double tmp = 0;\n";
     ss << "    int gid0 = get_global_id(0);\n";
-    ss << "    int bLastDayMode =1,bLastDay =0,b30Days= 0,bUSMode = 0;\n";
     ss << "    int nSettle,nMat,nFreq,nBase;\n";
 #ifdef ISNAN
-    FormulaToken *tmpCur0 = vSubArguments[0]->GetFormulaToken();
-    const formula::SingleVectorRefToken*tmpCurDVR0= dynamic_cast<const
-    formula::SingleVectorRefToken *>(tmpCur0);
-    FormulaToken *tmpCur1 = vSubArguments[1]->GetFormulaToken();
-    const formula::SingleVectorRefToken*tmpCurDVR1= dynamic_cast<const
-    formula::SingleVectorRefToken *>(tmpCur1);
-    FormulaToken *tmpCur2 = vSubArguments[2]->GetFormulaToken();
-    const formula::SingleVectorRefToken*tmpCurDVR2= dynamic_cast<const
-    formula::SingleVectorRefToken *>(tmpCur2);
-    FormulaToken *tmpCur3 = vSubArguments[3]->GetFormulaToken();
-    const formula::SingleVectorRefToken*tmpCurDVR3= dynamic_cast<const
-    formula::SingleVectorRefToken *>(tmpCur3);
-    ss<< "    int buffer_nSettle_len = ";
-    ss<< tmpCurDVR0->GetArrayLength();
-    ss << ";\n";
-    ss<< "    int buffer_nMat_len = ";
-    ss<< tmpCurDVR1->GetArrayLength();
-    ss << ";\n";
-    ss<< "    int buffer_nFreq_len = ";
-    ss<< tmpCurDVR2->GetArrayLength();
-    ss << ";\n";
-    ss<< "    int buffer_nBase_len = ";
-    ss<< tmpCurDVR3->GetArrayLength();
-    ss << ";\n";
+    FormulaToken* tmpCur0 = vSubArguments[0]->GetFormulaToken();
+    FormulaToken* tmpCur1 = vSubArguments[1]->GetFormulaToken();
+    FormulaToken* tmpCur2 = vSubArguments[2]->GetFormulaToken();
+    FormulaToken* tmpCur3 = vSubArguments[3]->GetFormulaToken();
 #endif
 #ifdef ISNAN
-    ss <<"    if(gid0 >= buffer_nSettle_len || isNan(";
-    ss <<vSubArguments[0]->GenSlidingWindowDeclRef();
-    ss <<"))\n";
+    if(tmpCur0->GetType() == formula::svSingleVectorRef)
+    {
+    const formula::SingleVectorRefToken*tmpCurDVR0= dynamic_cast<const
+    formula::SingleVectorRefToken *>(tmpCur0);
+    ss <<"    if(isNan("<<vSubArguments[0]->GenSlidingWindowDeclRef();
+    ss <<")||(gid0 >="<<tmpCurDVR0->GetArrayLength()<<"))\n";
     ss <<"        nSettle = 0;\n    else\n";
+    }
 #endif
-   ss << "        nSettle=(int)";
-   ss << vSubArguments[0]->GenSlidingWindowDeclRef();
-   ss <<";\n";
+    ss <<"        nSettle=(int)";
+    ss << vSubArguments[0]->GenSlidingWindowDeclRef();
+    ss <<";\n";
 #ifdef ISNAN
-    ss <<"    if(gid0 >= buffer_nMat_len || isNan(";
-    ss <<vSubArguments[1]->GenSlidingWindowDeclRef();
-    ss <<"))\n";
+    if(tmpCur1->GetType() == formula::svSingleVectorRef)
+    {
+    const formula::SingleVectorRefToken*tmpCurDVR1= dynamic_cast<const
+        formula::SingleVectorRefToken *>(tmpCur1);
+    ss <<"    if(isNan("<<vSubArguments[1]->GenSlidingWindowDeclRef();
+    ss <<")||(gid0 >="<<tmpCurDVR1->GetArrayLength()<<"))\n";
     ss <<"        nMat = 0;\n    else\n";
+    }
 #endif
     ss <<"        nMat=(int)";
     ss << vSubArguments[1]->GenSlidingWindowDeclRef();
-    ss << ";\n";
+    ss <<";\n";
 #ifdef ISNAN
-    ss <<"    if(gid0 >= buffer_nFreq_len || isNan(";
-    ss <<vSubArguments[2]->GenSlidingWindowDeclRef();
-    ss <<"))\n";
+    if(tmpCur2->GetType() == formula::svSingleVectorRef)
+    {
+    const formula::SingleVectorRefToken*tmpCurDVR2= dynamic_cast<const
+    formula::SingleVectorRefToken *>(tmpCur2);
+    ss <<"    if(isNan("<<vSubArguments[2]->GenSlidingWindowDeclRef();
+    ss <<")||(gid0 >="<<tmpCurDVR2->GetArrayLength()<<"))\n";
     ss <<"        nFreq = 0;\n    else\n";
+    }
 #endif
-    ss <<"        nFreq=(int)";
-    ss <<vSubArguments[2]->GenSlidingWindowDeclRef();
+    ss << "        nFreq=(int)";
+    ss << vSubArguments[2]->GenSlidingWindowDeclRef();
     ss <<";\n";
 #ifdef ISNAN
-    ss <<"    if(gid0 >= buffer_nBase_len || isNan(";
-    ss <<vSubArguments[3]->GenSlidingWindowDeclRef();
-    ss <<"))\n";
+    if(tmpCur3->GetType() == formula::svSingleVectorRef)
+    {
+    const formula::SingleVectorRefToken*tmpCurDVR3= dynamic_cast<const
+        formula::SingleVectorRefToken *>(tmpCur3);
+    ss <<"    if(isNan(" <<vSubArguments[3]->GenSlidingWindowDeclRef();
+    ss <<")||(gid0 >="<<tmpCurDVR3->GetArrayLength()<<"))\n";
     ss <<"        nBase = 0;\n    else\n";
+    }
 #endif
-    ss <<"        nBase=(int)";
+    ss << "        nBase=(int)";
     ss << vSubArguments[3]->GenSlidingWindowDeclRef();
-    ss <<";\n";
-    ss <<"    int nNullDate=GetNullDate();\n";
-    ss <<"    ScaDate2(nNullDate, nMat, nBase,&bLastDayMode,&bLastDay,";
-    ss <<"&b30Days,&bUSMode);\n";
-    ss <<"    tmp = lcl_GetCoupncd(nNullDate,nSettle,nMat,nFreq,";
-    ss <<"&bLastDayMode,&bLastDay,&b30Days,&bUSMode);\n";
+    ss << ";\n";
+    ss <<"    int nNullDate=693594;\n";
+    ss <<"    tmp = lcl_GetCoupncd(nNullDate,nSettle,nMat,nFreq,nBase);\n";
     ss <<"    return tmp;\n";
     ss <<"}";
 }
+
 void OpCoupdaysnc::BinInlineFun(std::set<std::string>& decls,
     std::set<std::string>& funs)
 {

sc/source/core/opencl/opinlinefun_finacial.cxx

@@ -379,47 +379,35 @@ std::string lcl_GetCouppcd=
 "}\n";
 
 std::string lcl_GetCoupncdDecl=
-"int lcl_GetCoupncd(int nNullDate,int nSettle, int nMat,int nFreq,"
-"int *bLastDayMode,int *bLastDay,int *b30Days,int *bUSMode);\n";
+"int lcl_GetCoupncd(int nNullDate,int nSettle,int nMat,int nFreq,int nBase);\n";
 
 std::string lcl_GetCoupncd=
-"int lcl_GetCoupncd(int nNullDate,int nSettle, int nMat,int nFreq,"
-"int *bLastDayMode,int *bLastDay,int *b30Days,int *bUSMode)\n"
+"int lcl_GetCoupncd(int nNullDate,int nSettle, int nMat,int nFreq,int nBase)\n"
 "{\n"
-"    int aDate = nMat;int rDay=0,rMonth=0, rYear=0;int mDay=0,mMonth=0,\n"
-"    mYear=0;\n"
-"    int sDay=0,sMonth=0, sYear=0;\n"
-"    DaysToDate(aDate+nNullDate,&rDay, &rMonth, &rYear );\n"
-"    DaysToDate(nMat+nNullDate,&mDay, &mMonth, &mYear );\n"
-"    DaysToDate(nSettle+nNullDate,&sDay, &sMonth, &sYear );\n"
-"    rYear= sYear;\n"
-"    nSettle=nSettle+nNullDate;\n"
-"    aDate=DateToDays( rDay,rMonth,rYear );\n"
-"    if( aDate > nSettle )\n"
-"        rYear+= -1;\n"
-"    int d=DateToDays( rDay,rMonth,rYear );\n"
-"        int nMonthCount=12 / nFreq;\n"
-"    while(d <= nSettle )\n"
+"    int aDate = nMat;\n"
+"    int rDay=0,rMonth=0, rYear=0,rbLastDayMode=0, rbLastDay=0,rb30Days=0,"
+"rbUSMode=0,rnDay=0;\n"
+"    int sDay=0,sMonth=0, sYear=0,sbLastDayMode=0, sbLastDay=0,sb30Days=0,"
+"sbUSMode=0,snDay=0;\n"
+"    ScaDate( nNullDate,nSettle,nBase,&sDay,&sMonth,&sYear,&sbLastDayMode,"
+"&sbLastDay,&sb30Days,&sbUSMode,&snDay);\n"
+"    ScaDate( nNullDate,aDate,nBase,&rDay,&rMonth,&rYear,&rbLastDayMode,"
+"&rbLastDay,&rb30Days,&rbUSMode,&rnDay);\n"
+"    rYear=sYear;\n"
+"    setDay(rDay,rMonth,rYear,rbLastDay,rb30Days,&rnDay);\n"
+"    if(checklessthan(sYear,rYear,sMonth,rMonth,snDay,rnDay,sbLastDay,rbLastDay"
+",sDay,rDay))\n"
 "    {\n"
-"        int nNewMonth = nMonthCount + rMonth;\n"
-"        rMonth=rMonth+ 12 / nFreq ;\n"
-"        if( nNewMonth > 12 )\n"
-"        {\n"
-"            --nNewMonth;\n"
-"            rYear+=nNewMonth / 12;\n"
-"            rMonth = nNewMonth % 12 + 1;\n"
-"        }\n"
-"        else if( nNewMonth < 1 )\n"
-"        {\n"
-"            rYear+= nNewMonth / 12 - 1;\n"
-"            rMonth = nNewMonth % 12 + 12;\n"
-"        }\n"
-"        else\n"
-"            rMonth =  nNewMonth;\n"
-"        d=DateToDays( rDay,rMonth,rYear );\n"
+"        rYear-=1;\n"
+"        setDay(rDay,rMonth,rYear,rbLastDay,rb30Days,&rnDay);\n"
+"    }\n"
+"    while(!checklessthan(sYear,rYear,sMonth,rMonth,snDay,rnDay,sbLastDay,"
+"rbLastDay,sDay,rDay))\n"
+"    {\n"
+"      addMonths(rb30Days,rbLastDay,&rnDay,rDay,&rMonth,12/nFreq,&rYear);\n"
 "    }\n"
 "    int nLastDay = DaysInMonth( rMonth, rYear );\n"
-"    int nRealDay = ((*bLastDayMode) && (*bLastDay)) ? nLastDay :"
+"    int nRealDay = (rbLastDayMode && rbLastDay) ? nLastDay :"
 "min( nLastDay, rDay );\n"
 "    return DateToDays( nRealDay, rMonth, rYear ) - nNullDate;\n"
 "}\n";