Initial support for recognizing LLVM exception handling intrinsics
llvm-svn: 8102
diff --git a/llvm/lib/VMCore/Function.cpp b/llvm/lib/VMCore/Function.cpp
index 805070b..654cf54 100644
--- a/llvm/lib/VMCore/Function.cpp
+++ b/llvm/lib/VMCore/Function.cpp
@@ -189,10 +189,16 @@
switch (getName()[5]) {
case 'a':
- for (unsigned i = 0; i < num_alpha_intrinsics; ++i) {
- if (getName() == alpha_intrinsics[i].name)
- return alpha_intrinsics[i].id;
- }
+ if (getName().size() > 11 &&
+ std::string(getName().begin()+4, getName().begin()+11) == ".alpha.")
+ for (unsigned i = 0; i < num_alpha_intrinsics; ++i)
+ if (getName() == alpha_intrinsics[i].name)
+ return alpha_intrinsics[i].id;
+ break;
+ case 'e':
+ if (getName() == "llvm.exc.getcurrent")return LLVMIntrinsic::exc_getcurrent;
+ if (getName() == "llvm.exc.rethrow") return LLVMIntrinsic::exc_getcurrent;
+ if (getName() == "llvm.exc.throw") return LLVMIntrinsic::exc_getcurrent;
break;
case 'l':
if (getName() == "llvm.longjmp") return LLVMIntrinsic::longjmp;