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Add support for isnan

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5111 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-12-20 04:18:13 +00:00
parent 2560bd8cdb
commit dbcda22bf3
1 changed files with 9 additions and 0 deletions
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9
lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
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@ -272,6 +272,14 @@ GenericValue lle_X_log(FunctionType *M, const vector<GenericValue> &Args) {
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);
@ -627,6 +635,7 @@ void Interpreter::initializeExternalMethods() {
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;