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Implement a bunch of new external functions

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5885 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-04-23 19:55:24 +00:00
parent 669b76ae87
commit 957d62aa79
1 changed files with 54 additions and 0 deletions
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54
lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
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@ -225,6 +225,12 @@ GenericValue lle_X_malloc(FunctionType *M, const vector<GenericValue> &Args) {
return PTOGV(malloc(Args[0].UIntVal));
}
// void *calloc(uint, uint)
GenericValue lle_X_calloc(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 2 && "calloc expects two arguments!");
return PTOGV(calloc(Args[0].UIntVal, Args[1].UIntVal));
}
// void free(void *)
GenericValue lle_X_free(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 1);
@ -526,6 +532,46 @@ GenericValue lle_i_clock(FunctionType *M, const vector<GenericValue> &Args) {
return GV;
}
//===----------------------------------------------------------------------===//
// String Functions...
//===----------------------------------------------------------------------===//
// int strcmp(const char *S1, const char *S2);
GenericValue lle_X_strcmp(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 2);
GenericValue Ret;
Ret.IntVal = strcmp((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1]));
return Ret;
}
// char *strcat(char *Dest, const char *src);
GenericValue lle_X_strcat(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 2);
return PTOGV(strcat((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1])));
}
// char *strcpy(char *Dest, const char *src);
GenericValue lle_X_strcpy(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 2);
return PTOGV(strcpy((char*)GVTOP(Args[0]), (char*)GVTOP(Args[1])));
}
// long strlen(const char *src);
GenericValue lle_X_strlen(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 1);
GenericValue Ret;
Ret.LongVal = strlen((char*)GVTOP(Args[0]));
return Ret;
}
// void *memset(void *S, int C, size_t N)
GenericValue lle_X_memset(FunctionType *M, const vector<GenericValue> &Args) {
assert(Args.size() == 3);
return PTOGV(memset(GVTOP(Args[0]), Args[1].IntVal, Args[2].UIntVal));
}
//===----------------------------------------------------------------------===//
// IO Functions...
//===----------------------------------------------------------------------===//
@ -727,6 +773,7 @@ void Interpreter::initializeExternalMethods() {
FuncNames["lle_X_exit"] = lle_X_exit;
FuncNames["lle_X_abort"] = lle_X_abort;
FuncNames["lle_X_malloc"] = lle_X_malloc;
FuncNames["lle_X_calloc"] = lle_X_calloc;
FuncNames["lle_X_free"] = lle_X_free;
FuncNames["lle_X_atoi"] = lle_X_atoi;
FuncNames["lle_X_pow"] = lle_X_pow;
@ -745,6 +792,13 @@ void Interpreter::initializeExternalMethods() {
FuncNames["lle_X_sscanf"] = lle_X_sscanf;
FuncNames["lle_X_scanf"] = lle_X_scanf;
FuncNames["lle_i_clock"] = lle_i_clock;
FuncNames["lle_X_strcmp"] = lle_X_strcmp;
FuncNames["lle_X_strcat"] = lle_X_strcat;
FuncNames["lle_X_strcpy"] = lle_X_strcpy;
FuncNames["lle_X_strlen"] = lle_X_strlen;
FuncNames["lle_X_memset"] = lle_X_memset;
FuncNames["lle_X_fopen"] = lle_X_fopen;
FuncNames["lle_X_fclose"] = lle_X_fclose;
FuncNames["lle_X_feof"] = lle_X_feof;