1 //===-- ExternalFunctions.cpp - Implement External Functions --------------===//
3 // This file contains both code to deal with invoking "external" functions, but
4 // also contains code that implements "exported" external functions.
6 // External functions in LLI are implemented by dlopen'ing the lli executable
7 // and using dlsym to look op the functions that we want to invoke. If a
8 // function is found, then the arguments are mangled and passed in to the
11 //===----------------------------------------------------------------------===//
13 #include "Interpreter.h"
14 #include "ExecutionAnnotations.h"
15 #include "llvm/Module.h"
16 #include "llvm/DerivedTypes.h"
17 #include "llvm/SymbolTable.h"
18 #include "llvm/Target/TargetData.h"
20 #include "Config/dlfcn.h"
21 #include "Config/link.h"
23 #include "Config/stdio.h"
26 typedef GenericValue (*ExFunc)(FunctionType *, const vector<GenericValue> &);
27 static std::map<const Function *, ExFunc> Functions;
28 static std::map<std::string, ExFunc> FuncNames;
30 static Interpreter *TheInterpreter;
32 static char getTypeID(const Type *Ty) {
33 switch (Ty->getPrimitiveID()) {
34 case Type::VoidTyID: return 'V';
35 case Type::BoolTyID: return 'o';
36 case Type::UByteTyID: return 'B';
37 case Type::SByteTyID: return 'b';
38 case Type::UShortTyID: return 'S';
39 case Type::ShortTyID: return 's';
40 case Type::UIntTyID: return 'I';
41 case Type::IntTyID: return 'i';
42 case Type::ULongTyID: return 'L';
43 case Type::LongTyID: return 'l';
44 case Type::FloatTyID: return 'F';
45 case Type::DoubleTyID: return 'D';
46 case Type::PointerTyID: return 'P';
47 case Type::FunctionTyID: return 'M';
48 case Type::StructTyID: return 'T';
49 case Type::ArrayTyID: return 'A';
50 case Type::OpaqueTyID: return 'O';
55 static ExFunc lookupFunction(const Function *M) {
56 // Function not found, look it up... start by figuring out what the
57 // composite function name should be.
58 std::string ExtName = "lle_";
59 const FunctionType *MT = M->getFunctionType();
60 for (unsigned i = 0; const Type *Ty = MT->getContainedType(i); ++i)
61 ExtName += getTypeID(Ty);
62 ExtName += "_" + M->getName();
64 //std::cout << "Tried: '" << ExtName << "'\n";
65 ExFunc FnPtr = FuncNames[ExtName];
67 FnPtr = (ExFunc)dlsym(RTLD_DEFAULT, ExtName.c_str());
69 FnPtr = FuncNames["lle_X_"+M->getName()];
70 if (FnPtr == 0) // Try calling a generic function... if it exists...
71 FnPtr = (ExFunc)dlsym(RTLD_DEFAULT, ("lle_X_"+M->getName()).c_str());
73 Functions.insert(std::make_pair(M, FnPtr)); // Cache for later
77 GenericValue Interpreter::callExternalFunction(Function *M,
78 const std::vector<GenericValue> &ArgVals) {
79 TheInterpreter = this;
81 // Do a lookup to see if the function is in our cache... this should just be a
82 // defered annotation!
83 std::map<const Function *, ExFunc>::iterator FI = Functions.find(M);
84 ExFunc Fn = (FI == Functions.end()) ? lookupFunction(M) : FI->second;
86 std::cout << "Tried to execute an unknown external function: "
87 << M->getType()->getDescription() << " " << M->getName() << "\n";
88 return GenericValue();
91 // TODO: FIXME when types are not const!
92 GenericValue Result = Fn(const_cast<FunctionType*>(M->getFunctionType()),
98 //===----------------------------------------------------------------------===//
99 // Functions "exported" to the running application...
101 extern "C" { // Don't add C++ manglings to llvm mangling :)
103 // void putchar(sbyte)
104 GenericValue lle_Vb_putchar(FunctionType *M, const vector<GenericValue> &Args) {
105 std::cout << Args[0].SByteVal;
106 return GenericValue();
110 GenericValue lle_ii_putchar(FunctionType *M, const vector<GenericValue> &Args) {
111 std::cout << ((char)Args[0].IntVal) << std::flush;
115 // void putchar(ubyte)
116 GenericValue lle_VB_putchar(FunctionType *M, const vector<GenericValue> &Args) {
117 std::cout << Args[0].SByteVal << std::flush;
121 // void atexit(Function*)
122 GenericValue lle_X_atexit(FunctionType *M, const vector<GenericValue> &Args) {
123 assert(Args.size() == 1);
124 TheInterpreter->addAtExitHandler((Function*)GVTOP(Args[0]));
131 GenericValue lle_X_exit(FunctionType *M, const vector<GenericValue> &Args) {
132 TheInterpreter->exitCalled(Args[0]);
133 return GenericValue();
137 GenericValue lle_X_abort(FunctionType *M, const vector<GenericValue> &Args) {
138 std::cerr << "***PROGRAM ABORTED***!\n";
141 TheInterpreter->exitCalled(GV);
142 return GenericValue();
145 // void *malloc(uint)
146 GenericValue lle_X_malloc(FunctionType *M, const vector<GenericValue> &Args) {
147 assert(Args.size() == 1 && "Malloc expects one argument!");
148 return PTOGV(malloc(Args[0].UIntVal));
151 // void *calloc(uint, uint)
152 GenericValue lle_X_calloc(FunctionType *M, const vector<GenericValue> &Args) {
153 assert(Args.size() == 2 && "calloc expects two arguments!");
154 return PTOGV(calloc(Args[0].UIntVal, Args[1].UIntVal));
158 GenericValue lle_X_free(FunctionType *M, const vector<GenericValue> &Args) {
159 assert(Args.size() == 1);
160 free(GVTOP(Args[0]));
161 return GenericValue();
165 GenericValue lle_X_atoi(FunctionType *M, const vector<GenericValue> &Args) {
166 assert(Args.size() == 1);
168 GV.IntVal = atoi((char*)GVTOP(Args[0]));
172 // double pow(double, double)
173 GenericValue lle_X_pow(FunctionType *M, const vector<GenericValue> &Args) {
174 assert(Args.size() == 2);
176 GV.DoubleVal = pow(Args[0].DoubleVal, Args[1].DoubleVal);
180 // double exp(double)
181 GenericValue lle_X_exp(FunctionType *M, const vector<GenericValue> &Args) {
182 assert(Args.size() == 1);
184 GV.DoubleVal = exp(Args[0].DoubleVal);
188 // double sqrt(double)
189 GenericValue lle_X_sqrt(FunctionType *M, const vector<GenericValue> &Args) {
190 assert(Args.size() == 1);
192 GV.DoubleVal = sqrt(Args[0].DoubleVal);
196 // double log(double)
197 GenericValue lle_X_log(FunctionType *M, const vector<GenericValue> &Args) {
198 assert(Args.size() == 1);
200 GV.DoubleVal = log(Args[0].DoubleVal);
204 // double floor(double)
205 GenericValue lle_X_floor(FunctionType *M, const vector<GenericValue> &Args) {
206 assert(Args.size() == 1);
208 GV.DoubleVal = floor(Args[0].DoubleVal);
213 GenericValue lle_X_drand48(FunctionType *M, const vector<GenericValue> &Args) {
214 assert(Args.size() == 0);
216 GV.DoubleVal = drand48();
221 GenericValue lle_X_lrand48(FunctionType *M, const vector<GenericValue> &Args) {
222 assert(Args.size() == 0);
224 GV.IntVal = lrand48();
228 // void srand48(long)
229 GenericValue lle_X_srand48(FunctionType *M, const vector<GenericValue> &Args) {
230 assert(Args.size() == 1);
231 srand48(Args[0].IntVal);
232 return GenericValue();
236 GenericValue lle_X_srand(FunctionType *M, const vector<GenericValue> &Args) {
237 assert(Args.size() == 1);
238 srand(Args[0].UIntVal);
239 return GenericValue();
242 // int puts(const char*)
243 GenericValue lle_X_puts(FunctionType *M, const vector<GenericValue> &Args) {
244 assert(Args.size() == 1);
246 GV.IntVal = puts((char*)GVTOP(Args[0]));
250 // int sprintf(sbyte *, sbyte *, ...) - a very rough implementation to make
252 GenericValue lle_X_sprintf(FunctionType *M, const vector<GenericValue> &Args) {
253 char *OutputBuffer = (char *)GVTOP(Args[0]);
254 const char *FmtStr = (const char *)GVTOP(Args[1]);
257 // printf should return # chars printed. This is completely incorrect, but
258 // close enough for now.
259 GenericValue GV; GV.IntVal = strlen(FmtStr);
262 case 0: return GV; // Null terminator...
263 default: // Normal nonspecial character
264 sprintf(OutputBuffer++, "%c", *FmtStr++);
266 case '\\': { // Handle escape codes
267 sprintf(OutputBuffer, "%c%c", *FmtStr, *(FmtStr+1));
268 FmtStr += 2; OutputBuffer += 2;
271 case '%': { // Handle format specifiers
272 char FmtBuf[100] = "", Buffer[1000] = "";
275 char Last = *FB++ = *FmtStr++;
276 unsigned HowLong = 0;
277 while (Last != 'c' && Last != 'd' && Last != 'i' && Last != 'u' &&
278 Last != 'o' && Last != 'x' && Last != 'X' && Last != 'e' &&
279 Last != 'E' && Last != 'g' && Last != 'G' && Last != 'f' &&
280 Last != 'p' && Last != 's' && Last != '%') {
281 if (Last == 'l' || Last == 'L') HowLong++; // Keep track of l's
282 Last = *FB++ = *FmtStr++;
288 sprintf(Buffer, FmtBuf); break;
290 sprintf(Buffer, FmtBuf, Args[ArgNo++].IntVal); break;
296 TheInterpreter->getModule().getPointerSize()==Module::Pointer64 &&
297 sizeof(long) < sizeof(long long)) {
298 // Make sure we use %lld with a 64 bit argument because we might be
299 // compiling LLI on a 32 bit compiler.
300 unsigned Size = strlen(FmtBuf);
301 FmtBuf[Size] = FmtBuf[Size-1];
303 FmtBuf[Size-1] = 'l';
305 sprintf(Buffer, FmtBuf, Args[ArgNo++].ULongVal);
307 sprintf(Buffer, FmtBuf, Args[ArgNo++].IntVal); break;
308 case 'e': case 'E': case 'g': case 'G': case 'f':
309 sprintf(Buffer, FmtBuf, Args[ArgNo++].DoubleVal); break;
311 sprintf(Buffer, FmtBuf, (void*)GVTOP(Args[ArgNo++])); break;
313 sprintf(Buffer, FmtBuf, (char*)GVTOP(Args[ArgNo++])); break;
314 default: std::cout << "<unknown printf code '" << *FmtStr << "'!>";
317 strcpy(OutputBuffer, Buffer);
318 OutputBuffer += strlen(Buffer);
325 // int printf(sbyte *, ...) - a very rough implementation to make output useful.
326 GenericValue lle_X_printf(FunctionType *M, const vector<GenericValue> &Args) {
328 vector<GenericValue> NewArgs;
329 NewArgs.push_back(PTOGV(Buffer));
330 NewArgs.insert(NewArgs.end(), Args.begin(), Args.end());
331 GenericValue GV = lle_X_sprintf(M, NewArgs);
336 static void ByteswapSCANFResults(const char *Fmt, void *Arg0, void *Arg1,
337 void *Arg2, void *Arg3, void *Arg4, void *Arg5,
338 void *Arg6, void *Arg7, void *Arg8) {
339 void *Args[] = { Arg0, Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8, 0 };
341 // Loop over the format string, munging read values as appropriate (performs
342 // byteswaps as necessary).
346 // Read any flag characters that may be present...
347 bool Suppress = false;
350 bool LongLong = false; // long long or long double
354 case '*': Suppress = true; break;
355 case 'a': /*Allocate = true;*/ break; // We don't need to track this
356 case 'h': Half = true; break;
357 case 'l': Long = true; break;
359 case 'L': LongLong = true; break;
361 if (Fmt[-1] > '9' || Fmt[-1] < '0') // Ignore field width specs
367 // Read the conversion character
368 if (!Suppress && Fmt[-1] != '%') { // Nothing to do?
373 case 'i': case 'o': case 'u': case 'x': case 'X': case 'n': case 'p':
375 if (Long || LongLong) {
376 Size = 8; Ty = Type::ULongTy;
378 Size = 4; Ty = Type::UShortTy;
380 Size = 4; Ty = Type::UIntTy;
384 case 'e': case 'g': case 'E':
386 if (Long || LongLong) {
387 Size = 8; Ty = Type::DoubleTy;
389 Size = 4; Ty = Type::FloatTy;
393 case 's': case 'c': case '[': // No byteswap needed
403 void *Arg = Args[ArgNo++];
404 memcpy(&GV, Arg, Size);
405 TheInterpreter->StoreValueToMemory(GV, (GenericValue*)Arg, Ty);
412 // int sscanf(const char *format, ...);
413 GenericValue lle_X_sscanf(FunctionType *M, const vector<GenericValue> &args) {
414 assert(args.size() < 10 && "Only handle up to 10 args to sscanf right now!");
417 for (unsigned i = 0; i < args.size(); ++i)
418 Args[i] = (char*)GVTOP(args[i]);
421 GV.IntVal = sscanf(Args[0], Args[1], Args[2], Args[3], Args[4],
422 Args[5], Args[6], Args[7], Args[8], Args[9]);
423 ByteswapSCANFResults(Args[1], Args[2], Args[3], Args[4],
424 Args[5], Args[6], Args[7], Args[8], Args[9], 0);
428 // int scanf(const char *format, ...);
429 GenericValue lle_X_scanf(FunctionType *M, const vector<GenericValue> &args) {
430 assert(args.size() < 10 && "Only handle up to 10 args to scanf right now!");
433 for (unsigned i = 0; i < args.size(); ++i)
434 Args[i] = (char*)GVTOP(args[i]);
437 GV.IntVal = scanf(Args[0], Args[1], Args[2], Args[3], Args[4],
438 Args[5], Args[6], Args[7], Args[8], Args[9]);
439 ByteswapSCANFResults(Args[0], Args[1], Args[2], Args[3], Args[4],
440 Args[5], Args[6], Args[7], Args[8], Args[9]);
445 // int clock(void) - Profiling implementation
446 GenericValue lle_i_clock(FunctionType *M, const vector<GenericValue> &Args) {
447 extern int clock(void);
448 GenericValue GV; GV.IntVal = clock();
453 //===----------------------------------------------------------------------===//
454 // String Functions...
455 //===----------------------------------------------------------------------===//
457 // int strcmp(const char *S1, const char *S2);
458 GenericValue lle_X_strcmp(FunctionType *M, const vector<GenericValue> &Args) {
459 assert(Args.size() == 2);
461 Ret.IntVal = strcmp((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1]));
465 // char *strcat(char *Dest, const char *src);
466 GenericValue lle_X_strcat(FunctionType *M, const vector<GenericValue> &Args) {
467 assert(Args.size() == 2);
468 return PTOGV(strcat((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1])));
471 // char *strcpy(char *Dest, const char *src);
472 GenericValue lle_X_strcpy(FunctionType *M, const vector<GenericValue> &Args) {
473 assert(Args.size() == 2);
474 return PTOGV(strcpy((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1])));
477 // long strlen(const char *src);
478 GenericValue lle_X_strlen(FunctionType *M, const vector<GenericValue> &Args) {
479 assert(Args.size() == 1);
481 Ret.LongVal = strlen((char*)GVTOP(Args[0]));
485 // char *strdup(const char *src);
486 GenericValue lle_X_strdup(FunctionType *M, const vector<GenericValue> &Args) {
487 assert(Args.size() == 1);
488 return PTOGV(strdup((char*)GVTOP(Args[0])));
491 // char *__strdup(const char *src);
492 GenericValue lle_X___strdup(FunctionType *M, const vector<GenericValue> &Args) {
493 assert(Args.size() == 1);
494 return PTOGV(strdup((char*)GVTOP(Args[0])));
497 // void *memset(void *S, int C, size_t N)
498 GenericValue lle_X_memset(FunctionType *M, const vector<GenericValue> &Args) {
499 assert(Args.size() == 3);
500 return PTOGV(memset(GVTOP(Args[0]), Args[1].IntVal, Args[2].UIntVal));
503 // void *memcpy(void *Dest, void *src, size_t Size);
504 GenericValue lle_X_memcpy(FunctionType *M, const vector<GenericValue> &Args) {
505 assert(Args.size() == 3);
506 return PTOGV(memcpy((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1]),
510 //===----------------------------------------------------------------------===//
512 //===----------------------------------------------------------------------===//
514 // getFILE - Turn a pointer in the host address space into a legit pointer in
515 // the interpreter address space. For the most part, this is an identity
516 // transformation, but if the program refers to stdio, stderr, stdin then they
517 // have pointers that are relative to the __iob array. If this is the case,
518 // change the FILE into the REAL stdio stream.
520 static FILE *getFILE(void *Ptr) {
521 static Module *LastMod = 0;
522 static PointerTy IOBBase = 0;
523 static unsigned FILESize;
525 if (LastMod != &TheInterpreter->getModule()) { // Module change or initialize?
526 Module *M = LastMod = &TheInterpreter->getModule();
528 // Check to see if the currently loaded module contains an __iob symbol...
529 GlobalVariable *IOB = 0;
530 SymbolTable &ST = M->getSymbolTable();
531 for (SymbolTable::iterator I = ST.begin(), E = ST.end(); I != E; ++I) {
532 SymbolTable::VarMap &M = I->second;
533 for (SymbolTable::VarMap::iterator J = M.begin(), E = M.end();
535 if (J->first == "__iob")
536 if ((IOB = dyn_cast<GlobalVariable>(J->second)))
541 #if 0 /// FIXME! __iob support for LLI
542 // If we found an __iob symbol now, find out what the actual address it's
545 // Get the address the array lives in...
546 GlobalAddress *Address =
547 (GlobalAddress*)IOB->getOrCreateAnnotation(GlobalAddressAID);
548 IOBBase = (PointerTy)(GenericValue*)Address->Ptr;
550 // Figure out how big each element of the array is...
551 const ArrayType *AT =
552 dyn_cast<ArrayType>(IOB->getType()->getElementType());
554 FILESize = TD.getTypeSize(AT->getElementType());
556 FILESize = 16*8; // Default size
561 // Check to see if this is a reference to __iob...
563 unsigned FDNum = ((unsigned long)Ptr-IOBBase)/FILESize;
576 // FILE *fopen(const char *filename, const char *mode);
577 GenericValue lle_X_fopen(FunctionType *M, const vector<GenericValue> &Args) {
578 assert(Args.size() == 2);
579 return PTOGV(fopen((const char *)GVTOP(Args[0]),
580 (const char *)GVTOP(Args[1])));
583 // int fclose(FILE *F);
584 GenericValue lle_X_fclose(FunctionType *M, const vector<GenericValue> &Args) {
585 assert(Args.size() == 1);
587 GV.IntVal = fclose(getFILE(GVTOP(Args[0])));
591 // int feof(FILE *stream);
592 GenericValue lle_X_feof(FunctionType *M, const vector<GenericValue> &Args) {
593 assert(Args.size() == 1);
596 GV.IntVal = feof(getFILE(GVTOP(Args[0])));
600 // size_t fread(void *ptr, size_t size, size_t nitems, FILE *stream);
601 GenericValue lle_X_fread(FunctionType *M, const vector<GenericValue> &Args) {
602 assert(Args.size() == 4);
605 GV.UIntVal = fread((void*)GVTOP(Args[0]), Args[1].UIntVal,
606 Args[2].UIntVal, getFILE(GVTOP(Args[3])));
610 // size_t fwrite(const void *ptr, size_t size, size_t nitems, FILE *stream);
611 GenericValue lle_X_fwrite(FunctionType *M, const vector<GenericValue> &Args) {
612 assert(Args.size() == 4);
615 GV.UIntVal = fwrite((void*)GVTOP(Args[0]), Args[1].UIntVal,
616 Args[2].UIntVal, getFILE(GVTOP(Args[3])));
620 // char *fgets(char *s, int n, FILE *stream);
621 GenericValue lle_X_fgets(FunctionType *M, const vector<GenericValue> &Args) {
622 assert(Args.size() == 3);
623 return GVTOP(fgets((char*)GVTOP(Args[0]), Args[1].IntVal,
624 getFILE(GVTOP(Args[2]))));
627 // FILE *freopen(const char *path, const char *mode, FILE *stream);
628 GenericValue lle_X_freopen(FunctionType *M, const vector<GenericValue> &Args) {
629 assert(Args.size() == 3);
630 return PTOGV(freopen((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1]),
631 getFILE(GVTOP(Args[2]))));
634 // int fflush(FILE *stream);
635 GenericValue lle_X_fflush(FunctionType *M, const vector<GenericValue> &Args) {
636 assert(Args.size() == 1);
638 GV.IntVal = fflush(getFILE(GVTOP(Args[0])));
642 // int getc(FILE *stream);
643 GenericValue lle_X_getc(FunctionType *M, const vector<GenericValue> &Args) {
644 assert(Args.size() == 1);
646 GV.IntVal = getc(getFILE(GVTOP(Args[0])));
650 // int _IO_getc(FILE *stream);
651 GenericValue lle_X__IO_getc(FunctionType *F, const vector<GenericValue> &Args) {
652 return lle_X_getc(F, Args);
655 // int fputc(int C, FILE *stream);
656 GenericValue lle_X_fputc(FunctionType *M, const vector<GenericValue> &Args) {
657 assert(Args.size() == 2);
659 GV.IntVal = fputc(Args[0].IntVal, getFILE(GVTOP(Args[1])));
663 // int ungetc(int C, FILE *stream);
664 GenericValue lle_X_ungetc(FunctionType *M, const vector<GenericValue> &Args) {
665 assert(Args.size() == 2);
667 GV.IntVal = ungetc(Args[0].IntVal, getFILE(GVTOP(Args[1])));
671 // int fprintf(FILE *,sbyte *, ...) - a very rough implementation to make output
673 GenericValue lle_X_fprintf(FunctionType *M, const vector<GenericValue> &Args) {
674 assert(Args.size() >= 2);
676 vector<GenericValue> NewArgs;
677 NewArgs.push_back(PTOGV(Buffer));
678 NewArgs.insert(NewArgs.end(), Args.begin()+1, Args.end());
679 GenericValue GV = lle_X_sprintf(M, NewArgs);
681 fputs(Buffer, getFILE(GVTOP(Args[0])));
685 //===----------------------------------------------------------------------===//
686 // LLVM Intrinsic Functions...
687 //===----------------------------------------------------------------------===//
689 // void llvm.va_start(<va_list> *) - Implement the va_start operation...
690 GenericValue llvm_va_start(FunctionType *F, const vector<GenericValue> &Args) {
691 assert(Args.size() == 1);
692 GenericValue *VAListP = (GenericValue *)GVTOP(Args[0]);
694 Val.UIntVal = 0; // Start at the first '...' argument...
695 TheInterpreter->StoreValueToMemory(Val, VAListP, Type::UIntTy);
696 return GenericValue();
699 // void llvm.va_end(<va_list> *) - Implement the va_end operation...
700 GenericValue llvm_va_end(FunctionType *F, const vector<GenericValue> &Args) {
701 assert(Args.size() == 1);
702 return GenericValue(); // Noop!
705 // void llvm.va_copy(<va_list> *, <va_list>) - Implement the va_copy
707 GenericValue llvm_va_copy(FunctionType *F, const vector<GenericValue> &Args) {
708 assert(Args.size() == 2);
709 GenericValue *DestVAList = (GenericValue*)GVTOP(Args[0]);
710 TheInterpreter->StoreValueToMemory(Args[1], DestVAList, Type::UIntTy);
711 return GenericValue();
717 void Interpreter::initializeExternalFunctions() {
718 FuncNames["lle_Vb_putchar"] = lle_Vb_putchar;
719 FuncNames["lle_ii_putchar"] = lle_ii_putchar;
720 FuncNames["lle_VB_putchar"] = lle_VB_putchar;
721 FuncNames["lle_X_exit"] = lle_X_exit;
722 FuncNames["lle_X_abort"] = lle_X_abort;
723 FuncNames["lle_X_malloc"] = lle_X_malloc;
724 FuncNames["lle_X_calloc"] = lle_X_calloc;
725 FuncNames["lle_X_free"] = lle_X_free;
726 FuncNames["lle_X_atoi"] = lle_X_atoi;
727 FuncNames["lle_X_pow"] = lle_X_pow;
728 FuncNames["lle_X_exp"] = lle_X_exp;
729 FuncNames["lle_X_log"] = lle_X_log;
730 FuncNames["lle_X_floor"] = lle_X_floor;
731 FuncNames["lle_X_srand"] = lle_X_srand;
732 FuncNames["lle_X_drand48"] = lle_X_drand48;
733 FuncNames["lle_X_srand48"] = lle_X_srand48;
734 FuncNames["lle_X_lrand48"] = lle_X_lrand48;
735 FuncNames["lle_X_sqrt"] = lle_X_sqrt;
736 FuncNames["lle_X_puts"] = lle_X_puts;
737 FuncNames["lle_X_printf"] = lle_X_printf;
738 FuncNames["lle_X_sprintf"] = lle_X_sprintf;
739 FuncNames["lle_X_sscanf"] = lle_X_sscanf;
740 FuncNames["lle_X_scanf"] = lle_X_scanf;
741 FuncNames["lle_i_clock"] = lle_i_clock;
743 FuncNames["lle_X_strcmp"] = lle_X_strcmp;
744 FuncNames["lle_X_strcat"] = lle_X_strcat;
745 FuncNames["lle_X_strcpy"] = lle_X_strcpy;
746 FuncNames["lle_X_strlen"] = lle_X_strlen;
747 FuncNames["lle_X___strdup"] = lle_X___strdup;
748 FuncNames["lle_X_memset"] = lle_X_memset;
749 FuncNames["lle_X_memcpy"] = lle_X_memcpy;
751 FuncNames["lle_X_fopen"] = lle_X_fopen;
752 FuncNames["lle_X_fclose"] = lle_X_fclose;
753 FuncNames["lle_X_feof"] = lle_X_feof;
754 FuncNames["lle_X_fread"] = lle_X_fread;
755 FuncNames["lle_X_fwrite"] = lle_X_fwrite;
756 FuncNames["lle_X_fgets"] = lle_X_fgets;
757 FuncNames["lle_X_fflush"] = lle_X_fflush;
758 FuncNames["lle_X_fgetc"] = lle_X_getc;
759 FuncNames["lle_X_getc"] = lle_X_getc;
760 FuncNames["lle_X__IO_getc"] = lle_X__IO_getc;
761 FuncNames["lle_X_fputc"] = lle_X_fputc;
762 FuncNames["lle_X_ungetc"] = lle_X_ungetc;
763 FuncNames["lle_X_fprintf"] = lle_X_fprintf;
764 FuncNames["lle_X_freopen"] = lle_X_freopen;
766 FuncNames["lle_X_llvm.va_start"]= llvm_va_start;
767 FuncNames["lle_X_llvm.va_end"] = llvm_va_end;
768 FuncNames["lle_X_llvm.va_copy"] = llvm_va_copy;