Make PruneEH update the nounwind/noreturn attributes

on functions as it calculates them.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44802 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 20 insertions, 0 deletions

diff --git a/include/llvm/Function.h b/include/llvm/Function.h
index ece095d380..2abde45f8b 100644
--- a/include/llvm/Function.h
+++ b/include/llvm/Function.h
@@ -165,6 +165,16 @@ public:
     return ParamAttrs && ParamAttrs->paramHasAttr(i, attr);
   }
 
+  /// @brief Determine if the function cannot return.
+  bool isNoReturn() const {
+    return paramHasAttr(0, ParamAttr::NoReturn);
+  }
+
+  /// @brief Determine if the function cannot unwind.
+  bool isNoUnwind() const {
+    return paramHasAttr(0, ParamAttr::NoUnwind);
+  }
+
   /// @brief Determine if the function does not access memory.
   bool doesNotAccessMemory() const {
     return paramHasAttr(0, ParamAttr::ReadNone);
diff --git a/include/llvm/Instructions.h b/include/llvm/Instructions.h
index 2d721bb414..bc5e0b4af9 100644
--- a/include/llvm/Instructions.h
+++ b/include/llvm/Instructions.h
@@ -937,6 +937,11 @@ public:
     return doesNotAccessMemory() || paramHasAttr(0, ParamAttr::ReadOnly);
   }
 
+  /// @brief Determine if the call cannot return.
+  bool isNoReturn() const {
+    return paramHasAttr(0, ParamAttr::NoReturn);
+  }
+
   /// @brief Determine if the call cannot unwind.
   bool isNoUnwind() const {
     return paramHasAttr(0, ParamAttr::NoUnwind);
@@ -1736,6 +1741,11 @@ public:
     return doesNotAccessMemory() || paramHasAttr(0, ParamAttr::ReadOnly);
   }
 
+  /// @brief Determine if the call cannot return.
+  bool isNoReturn() const {
+    return paramHasAttr(0, ParamAttr::NoReturn);
+  }
+
   /// @brief Determine if the call cannot unwind.
   bool isNoUnwind() const {
     return paramHasAttr(0, ParamAttr::NoUnwind);