X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FIR%2FFunction.h;h=ef7274b4bc66b8ec69095171ecb2597a6c4626cc;hb=ac02960329cb48cd0ab8a29bf96a5a3f7e7b4dbd;hp=02ea056de39b46df90cdf049dff60519c5d95873;hpb=cd52a7a381a73c53ec4ef517ad87f19808cb1a28;p=oota-llvm.git

diff --git a/include/llvm/IR/Function.h b/include/llvm/IR/Function.h
index 02ea056de39..ef7274b4bc6 100644
--- a/include/llvm/IR/Function.h
+++ b/include/llvm/IR/Function.h
@@ -293,6 +293,16 @@ public:
     addFnAttr(Attribute::ReadOnly);
   }
 
+  /// @brief Determine if the call can access memmory only using pointers based
+  /// on its arguments.
+  bool onlyAccessesArgMemory() const {
+    return AttributeSets.hasAttribute(AttributeSet::FunctionIndex,
+                                      Attribute::ArgMemOnly);
+  }
+  void setOnlyAccessesArgMemory() {
+    addFnAttr(Attribute::ArgMemOnly);
+  }
+  
   /// @brief Determine if the function cannot return.
   bool doesNotReturn() const {
     return AttributeSets.hasAttribute(AttributeSet::FunctionIndex,
@@ -385,6 +395,16 @@ public:
     addAttribute(n, Attribute::ReadOnly);
   }
 
+  /// Optimize this function for minimum size (-Oz).
+  bool optForMinSize() const {
+    return hasFnAttribute(Attribute::MinSize);
+  };
+  
+  /// Optimize this function for size (-Os) or minimum size (-Oz).
+  bool optForSize() const {
+    return hasFnAttribute(Attribute::OptimizeForSize) || optForMinSize();
+  }
+
   /// copyAttributesFrom - copy all additional attributes (those not needed to
   /// create a Function) from the Function Src to this one.
   void copyAttributesFrom(const GlobalValue *Src) override;