Inliner tweak. Function calls should cost more than one instruction!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53712 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/InlineCost.cpp b/lib/Transforms/Utils/InlineCost.cpp
index 10cb77b..5c97fd2 100644
--- a/lib/Transforms/Utils/InlineCost.cpp
+++ b/lib/Transforms/Utils/InlineCost.cpp
@@ -119,6 +119,11 @@
NeverInline = true;
return;
}
+
+ // Calls often compile into many machine instructions. Bump up their
+ // cost to reflect this.
+ if (!isa<IntrinsicInst>(II))
+ NumInsts += 5;
}
if (isa<ExtractElementInst>(II) || isa<VectorType>(II->getType()))