[llvm-commits] [llvm] r66711 - /llvm/branches/Apple/Dib/lib/Analysis/MemoryDependenceAnalysis.cpp

[Bill Wendling]

Author: void
Date: Wed Mar 11 16:48:59 2009
New Revision: 66711

URL: http://llvm.org/viewvc/llvm-project?rev=66711&view=rev
Log:
--- Merging (from foreign repository) r66709 into '.':
U    lib/Analysis/MemoryDependenceAnalysis.cpp

Debug intriniscs should be skipped when looking
for a dependency, not terminate the search.

Modified:
    llvm/branches/Apple/Dib/lib/Analysis/MemoryDependenceAnalysis.cpp

Modified: llvm/branches/Apple/Dib/lib/Analysis/MemoryDependenceAnalysis.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Dib/lib/Analysis/MemoryDependenceAnalysis.cpp?rev=66711&r1=66710&r2=66711&view=diff

==============================================================================
--- llvm/branches/Apple/Dib/lib/Analysis/MemoryDependenceAnalysis.cpp (original)
+++ llvm/branches/Apple/Dib/lib/Analysis/MemoryDependenceAnalysis.cpp Wed Mar 11 16:48:59 2009
@@ -121,6 +121,8 @@
       // FreeInsts erase the entire structure
       PointerSize = ~0ULL;
     } else if (isa<CallInst>(Inst) || isa<InvokeInst>(Inst)) {
+      // Debug intrinsics don't cause dependences.
+      if (isa<DbgInfoIntrinsic>(Inst)) continue;
       CallSite InstCS = CallSite::get(Inst);
       // If these two calls do not interfere, look past it.
       switch (AA->getModRefInfo(CS, InstCS)) {