[mono/llvm] bf311366: Get rid of the 'mono.noalias' metadata flag, LLVM now has an equivalent 'invariant.load' metadata flag.

   Branch: refs/heads/mono
     Home: https://github.com/mono/llvm
  Compare: https://github.com/mono/llvm/compare/8bdedb58a7a8...bf311366ec00

   Commit: bf311366ec00ce92f81f82446ada7eebd894abf2
   Author: Zoltan Varga <[email protected]> (vargaz)
     Date: 2013-11-08 04:14:31 GMT
      URL: https://github.com/mono/llvm/commit/bf311366ec00ce92f81f82446ada7eebd894abf2

Get rid of the 'mono.noalias' metadata flag, LLVM now has an equivalent 'invariant.load' metadata flag.

Changed paths:
  M lib/Transforms/Scalar/LICM.cpp

Modified: lib/Transforms/Scalar/LICM.cpp
===================================================================
@@ -403,13 +403,6 @@ bool LICM::canSinkOrHoistInst(Instruction &I) {
     if (LI->getMetadata("invariant.load"))
       return true;
 
-    //
-    // Mono extension, the metadata identifies loads which load from constant memory,
-	// so they can't be alised by any stores.
-    //
-    if (I.getMetadata("mono.noalias"))
-      return true;
-
     // Don't hoist loads which have may-aliased stores in loop.
     uint64_t Size = 0;
     if (LI->getType()->isSized())


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