Implement some more rand functions for em3d benchmark
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1291 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp b/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
index 8dd7c36..00549a4 100644
--- a/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
+++ b/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp
@@ -245,6 +245,21 @@
return GV;
}
+// long lrand48()
+GenericValue lle_X_lrand48(MethodType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 0);
+ GenericValue GV;
+ GV.IntVal = lrand48();
+ return GV;
+}
+
+// void srand48(long)
+GenericValue lle_X_srand48(MethodType *M, const vector<GenericValue> &Args) {
+ assert(Args.size() == 1);
+ srand48(Args[0].IntVal);
+ return GenericValue();
+}
+
// int printf(sbyte *, ...) - a very rough implementation to make output useful.
GenericValue lle_X_printf(MethodType *M, const vector<GenericValue> &Args) {
@@ -338,6 +353,10 @@
FuncNames["lle_X_malloc"] = lle_X_malloc;
FuncNames["lle_X_free"] = lle_X_free;
FuncNames["lle_X_pow"] = lle_X_pow;
+ FuncNames["lle_X_log"] = lle_X_log;
+ 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;
}