-//===-- ExternalMethods.cpp - Implement External Methods ------------------===//
+//===-- ExternalFunctions.cpp - Implement External Functions --------------===//
//
-// This file contains both code to deal with invoking "external" methods, but
-// also contains code that implements "exported" external methods.
+// This file contains both code to deal with invoking "external" functions, but
+// also contains code that implements "exported" external functions.
//
-// External methods in LLI are implemented by dlopen'ing the lli executable and
-// using dlsym to look op the methods that we want to invoke. If a method is
-// found, then the arguments are mangled and passed in to the function call.
+// External functions in LLI are implemented by dlopen'ing the lli executable
+// and using dlsym to look op the functions that we want to invoke. If a
+// function is found, then the arguments are mangled and passed in to the
+// function call.
//
//===----------------------------------------------------------------------===//
#include "Interpreter.h"
+#include "ExecutionAnnotations.h"
#include "llvm/DerivedTypes.h"
+#include "llvm/SymbolTable.h"
+#include "llvm/Target/TargetData.h"
#include <map>
#include <dlfcn.h>
#include <link.h>
+#include <math.h>
+#include <stdio.h>
+using std::vector;
+using std::cout;
+
+extern TargetData TD;
+
+typedef GenericValue (*ExFunc)(FunctionType *, const vector<GenericValue> &);
+static std::map<const Function *, ExFunc> Functions;
+static std::map<std::string, ExFunc> FuncNames;
+
+static Interpreter *TheInterpreter;
+
+// getCurrentExecutablePath() - Return the directory that the lli executable
+// lives in.
+//
+std::string Interpreter::getCurrentExecutablePath() const {
+ Dl_info Info;
+ if (dladdr(&TheInterpreter, &Info) == 0) return "";
+
+ std::string LinkAddr(Info.dli_fname);
+ unsigned SlashPos = LinkAddr.rfind('/');
+ if (SlashPos != std::string::npos)
+ LinkAddr.resize(SlashPos); // Trim the executable name off...
+
+ return LinkAddr;
+}
-typedef GenericValue (*ExFunc)(MethodType *, const vector<GenericValue> &);
-static map<const Method *, ExFunc> Functions;
static char getTypeID(const Type *Ty) {
switch (Ty->getPrimitiveID()) {
case Type::FloatTyID: return 'F';
case Type::DoubleTyID: return 'D';
case Type::PointerTyID: return 'P';
- case Type::MethodTyID: return 'M';
+ case Type::FunctionTyID: return 'M';
case Type::StructTyID: return 'T';
case Type::ArrayTyID: return 'A';
case Type::OpaqueTyID: return 'O';
}
}
-static ExFunc lookupMethod(const Method *M) {
+static ExFunc lookupFunction(const Function *M) {
// Function not found, look it up... start by figuring out what the
// composite function name should be.
- string ExtName = "lle_";
- const MethodType *MT = M->getType()->isMethodType();
+ std::string ExtName = "lle_";
+ const FunctionType *MT = M->getFunctionType();
for (unsigned i = 0; const Type *Ty = MT->getContainedType(i); ++i)
ExtName += getTypeID(Ty);
ExtName += "_" + M->getName();
//cout << "Tried: '" << ExtName << "'\n";
- ExFunc FnPtr = (ExFunc)dlsym(RTLD_DEFAULT, ExtName.c_str());
+ ExFunc FnPtr = FuncNames[ExtName];
+ if (FnPtr == 0)
+ FnPtr = (ExFunc)dlsym(RTLD_DEFAULT, ExtName.c_str());
+ if (FnPtr == 0)
+ FnPtr = FuncNames["lle_X_"+M->getName()];
if (FnPtr == 0) // Try calling a generic function... if it exists...
FnPtr = (ExFunc)dlsym(RTLD_DEFAULT, ("lle_X_"+M->getName()).c_str());
if (FnPtr != 0)
- Functions.insert(make_pair(M, FnPtr)); // Cache for later
+ Functions.insert(std::make_pair(M, FnPtr)); // Cache for later
return FnPtr;
}
-void Interpreter::callExternalMethod(Method *M,
- const vector<GenericValue> &ArgVals) {
- // Do a lookup to see if the method is in our cache... this should just be a
+GenericValue Interpreter::callExternalMethod(Function *M,
+ const vector<GenericValue> &ArgVals) {
+ TheInterpreter = this;
+
+ // Do a lookup to see if the function is in our cache... this should just be a
// defered annotation!
- map<const Method *, ExFunc>::iterator FI = Functions.find(M);
- ExFunc Fn = (FI == Functions.end()) ? lookupMethod(M) : FI->second;
+ std::map<const Function *, ExFunc>::iterator FI = Functions.find(M);
+ ExFunc Fn = (FI == Functions.end()) ? lookupFunction(M) : FI->second;
if (Fn == 0) {
- cout << "Tried to execute an unknown external method: "
- << M->getType()->getDescription() << " " << M->getName() << endl;
- return;
+ cout << "Tried to execute an unknown external function: "
+ << M->getType()->getDescription() << " " << M->getName() << "\n";
+ return GenericValue();
}
// TODO: FIXME when types are not const!
- GenericValue Result = Fn(const_cast<MethodType*>(M->getType()->isMethodType()), ArgVals);
-
- // Copy the result back into the result variable if we are not returning void.
- if (M->getReturnType() != Type::VoidTy) {
- CallInst *Caller = ECStack.back().Caller;
- if (Caller) {
-
- } else {
- // print it.
- }
- }
+ GenericValue Result = Fn(const_cast<FunctionType*>(M->getFunctionType()),
+ ArgVals);
+ return Result;
}
//===----------------------------------------------------------------------===//
-// Methods "exported" to the running application...
+// Functions "exported" to the running application...
//
extern "C" { // Don't add C++ manglings to llvm mangling :)
+// Implement void printstr([ubyte {x N}] *)
+GenericValue lle_VP_printstr(FunctionType *M, const vector<GenericValue> &ArgVal){
+ assert(ArgVal.size() == 1 && "printstr only takes one argument!");
+ cout << (char*)ArgVal[0].PointerVal;
+ return GenericValue();
+}
+
// Implement 'void print(X)' for every type...
-GenericValue lle_X_print(MethodType *M, const vector<GenericValue> &ArgVals) {
+GenericValue lle_X_print(FunctionType *M, const vector<GenericValue> &ArgVals) {
assert(ArgVals.size() == 1 && "generic print only takes one argument!");
- Interpreter::printValue(M->getParamTypes()[0], ArgVals[0]);
+
+ Interpreter::print(M->getParamTypes()[0], ArgVals[0]);
return GenericValue();
}
-// void "putchar"(sbyte)
-GenericValue lle_Vb_putchar(MethodType *M, const vector<GenericValue> &Args) {
+// Implement 'void printVal(X)' for every type...
+GenericValue lle_X_printVal(FunctionType *M, const vector<GenericValue> &ArgVal) {
+ assert(ArgVal.size() == 1 && "generic print only takes one argument!");
+
+ // Specialize print([ubyte {x N} ] *) and print(sbyte *)
+ if (const PointerType *PTy =
+ dyn_cast<PointerType>(M->getParamTypes()[0].get()))
+ if (PTy->getElementType() == Type::SByteTy ||
+ isa<ArrayType>(PTy->getElementType())) {
+ return lle_VP_printstr(M, ArgVal);
+ }
+
+ Interpreter::printValue(M->getParamTypes()[0], ArgVal[0]);
+ return GenericValue();
+}
+
+// Implement 'void printString(X)'
+// Argument must be [ubyte {x N} ] * or sbyte *
+GenericValue lle_X_printString(FunctionType *M, const vector<GenericValue> &ArgVal) {
+ assert(ArgVal.size() == 1 && "generic print only takes one argument!");
+ return lle_VP_printstr(M, ArgVal);
+}
+
+// Implement 'void print<TYPE>(X)' for each primitive type or pointer type
+#define PRINT_TYPE_FUNC(TYPENAME,TYPEID) \
+ GenericValue lle_X_print##TYPENAME(FunctionType *M,\
+ const vector<GenericValue> &ArgVal) {\
+ assert(ArgVal.size() == 1 && "generic print only takes one argument!");\
+ assert(M->getParamTypes()[0].get()->getPrimitiveID() == Type::TYPEID);\
+ Interpreter::printValue(M->getParamTypes()[0], ArgVal[0]);\
+ return GenericValue();\
+ }
+
+PRINT_TYPE_FUNC(SByte, SByteTyID)
+PRINT_TYPE_FUNC(UByte, UByteTyID)
+PRINT_TYPE_FUNC(Short, ShortTyID)
+PRINT_TYPE_FUNC(UShort, UShortTyID)
+PRINT_TYPE_FUNC(Int, IntTyID)
+PRINT_TYPE_FUNC(UInt, UIntTyID)
+PRINT_TYPE_FUNC(Long, LongTyID)
+PRINT_TYPE_FUNC(ULong, ULongTyID)
+PRINT_TYPE_FUNC(Float, FloatTyID)
+PRINT_TYPE_FUNC(Double, DoubleTyID)
+PRINT_TYPE_FUNC(Pointer, PointerTyID)
+
+
+// void putchar(sbyte)
+GenericValue lle_Vb_putchar(FunctionType *M, const vector<GenericValue> &Args) {
cout << Args[0].SByteVal;
return GenericValue();
}
+// int putchar(int)
+GenericValue lle_ii_putchar(FunctionType *M, const vector<GenericValue> &Args) {
+ cout << ((char)Args[0].IntVal) << std::flush;
+ return Args[0];
+}
+
+// void putchar(ubyte)
+GenericValue lle_VB_putchar(FunctionType *M, const vector<GenericValue> &Args) {
+ cout << Args[0].SByteVal << std::flush;
+ return Args[0];
+}
+
+// void __main()
+GenericValue lle_V___main(FunctionType *M, const vector<GenericValue> &Args) {
+ return GenericValue();
+}
+
+// void exit(int)
+GenericValue lle_X_exit(FunctionType *M, const vector<GenericValue> &Args) {
+ TheInterpreter->exitCalled(Args[0]);
+ return GenericValue();
+}
+
+// void abort(void)
+GenericValue lle_X_abort(FunctionType *M, const vector<GenericValue> &Args) {
+ std::cerr << "***PROGRAM ABORTED***!\n";
+ GenericValue GV;
+ GV.IntVal = 1;
+ TheInterpreter->exitCalled(GV);
+ return GenericValue();
+}
+
+// void *malloc(uint)
+GenericValue lle_X_malloc(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1 && "Malloc expects one argument!");
+ GenericValue GV;
+ GV.PointerVal = (PointerTy)malloc(Args[0].UIntVal);
+ return GV;
+}
+
+// void free(void *)
+GenericValue lle_X_free(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ free((void*)Args[0].PointerVal);
+ return GenericValue();
+}
+
+// int atoi(char *)
+GenericValue lle_X_atoi(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.IntVal = atoi((char*)Args[0].PointerVal);
+ return GV;
+}
+
+// double pow(double, double)
+GenericValue lle_X_pow(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 2);
+ GenericValue GV;
+ GV.DoubleVal = pow(Args[0].DoubleVal, Args[1].DoubleVal);
+ return GV;
+}
+
+// double exp(double)
+GenericValue lle_X_exp(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.DoubleVal = exp(Args[0].DoubleVal);
+ return GV;
+}
+
+// double sqrt(double)
+GenericValue lle_X_sqrt(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.DoubleVal = sqrt(Args[0].DoubleVal);
+ return GV;
+}
+
+// double log(double)
+GenericValue lle_X_log(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.DoubleVal = log(Args[0].DoubleVal);
+ return GV;
+}
+
+// int isnan(double value);
+GenericValue lle_X_isnan(FunctionType *F, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.IntVal = isnan(Args[0].DoubleVal);
+ return GV;
+}
+
+// double floor(double)
+GenericValue lle_X_floor(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.DoubleVal = floor(Args[0].DoubleVal);
+ return GV;
+}
+
+// double drand48()
+GenericValue lle_X_drand48(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 0);
+ GenericValue GV;
+ GV.DoubleVal = drand48();
+ return GV;
+}
+
+// long lrand48()
+GenericValue lle_X_lrand48(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 0);
+ GenericValue GV;
+ GV.IntVal = lrand48();
+ return GV;
+}
+
+// void srand48(long)
+GenericValue lle_X_srand48(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ srand48(Args[0].IntVal);
+ return GenericValue();
+}
+
+// void srand(uint)
+GenericValue lle_X_srand(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ srand(Args[0].UIntVal);
+ return GenericValue();
+}
+
+// int sprintf(sbyte *, sbyte *, ...) - a very rough implementation to make
+// output useful.
+GenericValue lle_X_sprintf(FunctionType *M, const vector<GenericValue> &Args) {
+ char *OutputBuffer = (char *)Args[0].PointerVal;
+ const char *FmtStr = (const char *)Args[1].PointerVal;
+ unsigned ArgNo = 2;
+
+ // printf should return # chars printed. This is completely incorrect, but
+ // close enough for now.
+ GenericValue GV; GV.IntVal = strlen(FmtStr);
+ while (1) {
+ switch (*FmtStr) {
+ case 0: return GV; // Null terminator...
+ default: // Normal nonspecial character
+ sprintf(OutputBuffer++, "%c", *FmtStr++);
+ break;
+ case '\\': { // Handle escape codes
+ sprintf(OutputBuffer, "%c%c", *FmtStr, *(FmtStr+1));
+ FmtStr += 2; OutputBuffer += 2;
+ break;
+ }
+ case '%': { // Handle format specifiers
+ char FmtBuf[100] = "", Buffer[1000] = "";
+ char *FB = FmtBuf;
+ *FB++ = *FmtStr++;
+ char Last = *FB++ = *FmtStr++;
+ unsigned HowLong = 0;
+ while (Last != 'c' && Last != 'd' && Last != 'i' && Last != 'u' &&
+ Last != 'o' && Last != 'x' && Last != 'X' && Last != 'e' &&
+ Last != 'E' && Last != 'g' && Last != 'G' && Last != 'f' &&
+ Last != 'p' && Last != 's' && Last != '%') {
+ if (Last == 'l' || Last == 'L') HowLong++; // Keep track of l's
+ Last = *FB++ = *FmtStr++;
+ }
+ *FB = 0;
+
+ switch (Last) {
+ case '%':
+ sprintf(Buffer, FmtBuf); break;
+ case 'c':
+ sprintf(Buffer, FmtBuf, Args[ArgNo++].IntVal); break;
+ case 'd': case 'i':
+ case 'u': case 'o':
+ case 'x': case 'X':
+ if (HowLong >= 1) {
+ if (HowLong == 1) {
+ // Make sure we use %lld with a 64 bit argument because we might be
+ // compiling LLI on a 32 bit compiler.
+ unsigned Size = strlen(FmtBuf);
+ FmtBuf[Size] = FmtBuf[Size-1];
+ FmtBuf[Size+1] = 0;
+ FmtBuf[Size-1] = 'l';
+ }
+ sprintf(Buffer, FmtBuf, Args[ArgNo++].ULongVal);
+ } else
+ sprintf(Buffer, FmtBuf, Args[ArgNo++].IntVal); break;
+ case 'e': case 'E': case 'g': case 'G': case 'f':
+ sprintf(Buffer, FmtBuf, Args[ArgNo++].DoubleVal); break;
+ case 'p':
+ sprintf(Buffer, FmtBuf, (void*)Args[ArgNo++].PointerVal); break;
+ case 's':
+ sprintf(Buffer, FmtBuf, (char*)Args[ArgNo++].PointerVal); break;
+ default: cout << "<unknown printf code '" << *FmtStr << "'!>";
+ ArgNo++; break;
+ }
+ strcpy(OutputBuffer, Buffer);
+ OutputBuffer += strlen(Buffer);
+ }
+ break;
+ }
+ }
+}
+
+// int printf(sbyte *, ...) - a very rough implementation to make output useful.
+GenericValue lle_X_printf(FunctionType *M, const vector<GenericValue> &Args) {
+ char Buffer[10000];
+ vector<GenericValue> NewArgs;
+ GenericValue GV; GV.PointerVal = (PointerTy)Buffer;
+ NewArgs.push_back(GV);
+ NewArgs.insert(NewArgs.end(), Args.begin(), Args.end());
+ GV = lle_X_sprintf(M, NewArgs);
+ cout << Buffer;
+ return GV;
+}
+
+// int sscanf(const char *format, ...);
+GenericValue lle_X_sscanf(FunctionType *M, const vector<GenericValue> &args) {
+ assert(args.size() < 10 && "Only handle up to 10 args to sscanf right now!");
+
+ const char *Args[10];
+ for (unsigned i = 0; i < args.size(); ++i)
+ Args[i] = (const char*)args[i].PointerVal;
+
+ GenericValue GV;
+ GV.IntVal = sscanf(Args[0], Args[1], Args[2], Args[3], Args[4],
+ Args[5], Args[6], Args[7], Args[8], Args[9]);
+ return GV;
+}
+
+
+// int clock(void) - Profiling implementation
+GenericValue lle_i_clock(FunctionType *M, const vector<GenericValue> &Args) {
+ extern int clock(void);
+ GenericValue GV; GV.IntVal = clock();
+ return GV;
+}
+
+//===----------------------------------------------------------------------===//
+// IO Functions...
+//===----------------------------------------------------------------------===//
+
+// getFILE - Turn a pointer in the host address space into a legit pointer in
+// the interpreter address space. For the most part, this is an identity
+// transformation, but if the program refers to stdio, stderr, stdin then they
+// have pointers that are relative to the __iob array. If this is the case,
+// change the FILE into the REAL stdio stream.
+//
+static FILE *getFILE(PointerTy Ptr) {
+ static Module *LastMod = 0;
+ static PointerTy IOBBase = 0;
+ static unsigned FILESize;
+
+ if (LastMod != TheInterpreter->getModule()) { // Module change or initialize?
+ Module *M = LastMod = TheInterpreter->getModule();
+
+ // Check to see if the currently loaded module contains an __iob symbol...
+ GlobalVariable *IOB = 0;
+ SymbolTable &ST = M->getSymbolTable();
+ for (SymbolTable::iterator I = ST.begin(), E = ST.end(); I != E; ++I) {
+ SymbolTable::VarMap &M = I->second;
+ for (SymbolTable::VarMap::iterator J = M.begin(), E = M.end();
+ J != E; ++J)
+ if (J->first == "__iob")
+ if ((IOB = dyn_cast<GlobalVariable>(J->second)))
+ break;
+ if (IOB) break;
+ }
+
+ // If we found an __iob symbol now, find out what the actual address it's
+ // held in is...
+ if (IOB) {
+ // Get the address the array lives in...
+ GlobalAddress *Address =
+ (GlobalAddress*)IOB->getOrCreateAnnotation(GlobalAddressAID);
+ IOBBase = (PointerTy)(GenericValue*)Address->Ptr;
+
+ // Figure out how big each element of the array is...
+ const ArrayType *AT =
+ dyn_cast<ArrayType>(IOB->getType()->getElementType());
+ if (AT)
+ FILESize = TD.getTypeSize(AT->getElementType());
+ else
+ FILESize = 16*8; // Default size
+ }
+ }
+
+ // Check to see if this is a reference to __iob...
+ if (IOBBase) {
+ unsigned FDNum = (Ptr-IOBBase)/FILESize;
+ if (FDNum == 0)
+ return stdin;
+ else if (FDNum == 1)
+ return stdout;
+ else if (FDNum == 2)
+ return stderr;
+ }
+
+ return (FILE*)Ptr;
+}
+
+
+// FILE *fopen(const char *filename, const char *mode);
+GenericValue lle_X_fopen(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 2);
+ GenericValue GV;
+
+ GV.PointerVal = (PointerTy)fopen((const char *)Args[0].PointerVal,
+ (const char *)Args[1].PointerVal);
+ return GV;
+}
+
+// int fclose(FILE *F);
+GenericValue lle_X_fclose(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+
+ GV.IntVal = fclose(getFILE(Args[0].PointerVal));
+ return GV;
+}
+
+// int feof(FILE *stream);
+GenericValue lle_X_feof(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+
+ GV.IntVal = feof(getFILE(Args[0].PointerVal));
+ return GV;
+}
+
+// size_t fread(void *ptr, size_t size, size_t nitems, FILE *stream);
+GenericValue lle_X_fread(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 4);
+ GenericValue GV;
+
+ GV.UIntVal = fread((void*)Args[0].PointerVal, Args[1].UIntVal,
+ Args[2].UIntVal, getFILE(Args[3].PointerVal));
+ return GV;
+}
+
+// size_t fwrite(const void *ptr, size_t size, size_t nitems, FILE *stream);
+GenericValue lle_X_fwrite(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 4);
+ GenericValue GV;
+
+ GV.UIntVal = fwrite((void*)Args[0].PointerVal, Args[1].UIntVal,
+ Args[2].UIntVal, getFILE(Args[3].PointerVal));
+ return GV;
+}
+
+// char *fgets(char *s, int n, FILE *stream);
+GenericValue lle_X_fgets(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 3);
+ GenericValue GV;
+
+ GV.PointerVal = (PointerTy)fgets((char*)Args[0].PointerVal, Args[1].IntVal,
+ getFILE(Args[2].PointerVal));
+ return GV;
+}
+
+// FILE *freopen(const char *path, const char *mode, FILE *stream);
+GenericValue lle_X_freopen(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 3);
+ GenericValue GV;
+ GV.PointerVal = (PointerTy)freopen((char*)Args[0].PointerVal,
+ (char*)Args[1].PointerVal,
+ getFILE(Args[2].PointerVal));
+ return GV;
+}
+
+// int fflush(FILE *stream);
+GenericValue lle_X_fflush(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.IntVal = fflush(getFILE(Args[0].PointerVal));
+ return GV;
+}
+
+// int getc(FILE *stream);
+GenericValue lle_X_getc(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ GenericValue GV;
+ GV.IntVal = getc(getFILE(Args[0].PointerVal));
+ return GV;
+}
+
+// int fputc(int C, FILE *stream);
+GenericValue lle_X_fputc(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 2);
+ GenericValue GV;
+ GV.IntVal = fputc(Args[0].IntVal, getFILE(Args[1].PointerVal));
+ return GV;
+}
+
+// int ungetc(int C, FILE *stream);
+GenericValue lle_X_ungetc(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 2);
+ GenericValue GV;
+ GV.IntVal = ungetc(Args[0].IntVal, getFILE(Args[1].PointerVal));
+ return GV;
+}
+
+// int fprintf(FILE *,sbyte *, ...) - a very rough implementation to make output
+// useful.
+GenericValue lle_X_fprintf(FunctionType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() > 2);
+ char Buffer[10000];
+ vector<GenericValue> NewArgs;
+ GenericValue GV; GV.PointerVal = (PointerTy)Buffer;
+ NewArgs.push_back(GV);
+ NewArgs.insert(NewArgs.end(), Args.begin()+1, Args.end());
+ GV = lle_X_sprintf(M, NewArgs);
+
+ fputs(Buffer, getFILE(Args[0].PointerVal));
+ return GV;
+}
+
} // End extern "C"
+
+
+void Interpreter::initializeExternalMethods() {
+ FuncNames["lle_VP_printstr"] = lle_VP_printstr;
+ FuncNames["lle_X_print"] = lle_X_print;
+ FuncNames["lle_X_printVal"] = lle_X_printVal;
+ FuncNames["lle_X_printString"] = lle_X_printString;
+ FuncNames["lle_X_printUByte"] = lle_X_printUByte;
+ FuncNames["lle_X_printSByte"] = lle_X_printSByte;
+ FuncNames["lle_X_printUShort"] = lle_X_printUShort;
+ FuncNames["lle_X_printShort"] = lle_X_printShort;
+ FuncNames["lle_X_printInt"] = lle_X_printInt;
+ FuncNames["lle_X_printUInt"] = lle_X_printUInt;
+ FuncNames["lle_X_printLong"] = lle_X_printLong;
+ FuncNames["lle_X_printULong"] = lle_X_printULong;
+ FuncNames["lle_X_printFloat"] = lle_X_printFloat;
+ FuncNames["lle_X_printDouble"] = lle_X_printDouble;
+ FuncNames["lle_X_printPointer"] = lle_X_printPointer;
+ FuncNames["lle_Vb_putchar"] = lle_Vb_putchar;
+ FuncNames["lle_ii_putchar"] = lle_ii_putchar;
+ FuncNames["lle_VB_putchar"] = lle_VB_putchar;
+ FuncNames["lle_V___main"] = lle_V___main;
+ FuncNames["lle_X_exit"] = lle_X_exit;
+ FuncNames["lle_X_abort"] = lle_X_abort;
+ FuncNames["lle_X_malloc"] = lle_X_malloc;
+ FuncNames["lle_X_free"] = lle_X_free;
+ FuncNames["lle_X_atoi"] = lle_X_atoi;
+ FuncNames["lle_X_pow"] = lle_X_pow;
+ FuncNames["lle_X_exp"] = lle_X_exp;
+ FuncNames["lle_X_log"] = lle_X_log;
+ FuncNames["lle_X_isnan"] = lle_X_isnan;
+ FuncNames["lle_X_floor"] = lle_X_floor;
+ FuncNames["lle_X_srand"] = lle_X_srand;
+ FuncNames["lle_X_drand48"] = lle_X_drand48;
+ FuncNames["lle_X_srand48"] = lle_X_srand48;
+ FuncNames["lle_X_lrand48"] = lle_X_lrand48;
+ FuncNames["lle_X_sqrt"] = lle_X_sqrt;
+ FuncNames["lle_X_printf"] = lle_X_printf;
+ FuncNames["lle_X_sprintf"] = lle_X_sprintf;
+ FuncNames["lle_X_sscanf"] = lle_X_sscanf;
+ FuncNames["lle_i_clock"] = lle_i_clock;
+ FuncNames["lle_X_fopen"] = lle_X_fopen;
+ FuncNames["lle_X_fclose"] = lle_X_fclose;
+ FuncNames["lle_X_feof"] = lle_X_feof;
+ FuncNames["lle_X_fread"] = lle_X_fread;
+ FuncNames["lle_X_fwrite"] = lle_X_fwrite;
+ FuncNames["lle_X_fgets"] = lle_X_fgets;
+ FuncNames["lle_X_fflush"] = lle_X_fflush;
+ FuncNames["lle_X_fgetc"] = lle_X_getc;
+ FuncNames["lle_X_getc"] = lle_X_getc;
+ FuncNames["lle_X_fputc"] = lle_X_fputc;
+ FuncNames["lle_X_ungetc"] = lle_X_ungetc;
+ FuncNames["lle_X_fprintf"] = lle_X_fprintf;
+ FuncNames["lle_X_freopen"] = lle_X_freopen;
+}