Rather than having special rules like "intrinsics cannot

throw exceptions", just mark intrinsics with the nounwind
attribute.  Likewise, mark intrinsics as readnone/readonly
and get rid of special aliasing logic (which didn't use
anything more than this anyway).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44544 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 2 insertions, 2 deletions

diff --git a/lib/Transforms/Scalar/LowerGC.cpp b/lib/Transforms/Scalar/LowerGC.cpp
index aff3f2c..9935a84 100644
--- a/lib/Transforms/Scalar/LowerGC.cpp
+++ b/lib/Transforms/Scalar/LowerGC.cpp
@@ -177,7 +177,7 @@ bool LowerGC::runOnFunction(Function &F) {
     for (BasicBlock::iterator II = BB->begin(), E = BB->end(); II != E;)
       if (CallInst *CI = dyn_cast<CallInst>(II++)) {
         if (!CI->getCalledFunction() ||
-            !CI->getCalledFunction()->getIntrinsicID())
+            !CI->getCalledFunction()->isIntrinsic())
           NormalCalls.push_back(CI);   // Remember all normal function calls.
 
         if (Function *F = CI->getCalledFunction())
diff --git a/lib/Transforms/Scalar/SimplifyCFG.cpp b/lib/Transforms/Scalar/SimplifyCFG.cpp
index 259f4d1..eb1ed4e 100644
--- a/lib/Transforms/Scalar/SimplifyCFG.cpp
+++ b/lib/Transforms/Scalar/SimplifyCFG.cpp
@@ -135,7 +135,7 @@ static bool MarkAliveBlocks(BasicBlock *BB,
 
     // Turn invokes that call 'nounwind' functions into ordinary calls.
     if (InvokeInst *II = dyn_cast<InvokeInst>(BB->getTerminator()))
-      if (II->paramHasAttr(0, ParamAttr::NoUnwind)) {
+      if (II->isNoUnwind()) {
         ChangeToCall(II);
         Changed = true;
       }