Revert 101465, it broke internal OpenGL testing.
Probably the best way to know that all getOperand() calls have been handled
is to replace that API instead of updating.
llvm-svn: 101579
diff --git a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index 3611b8e..3b305ae 100644
--- a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -744,7 +744,7 @@
const Type *ArgTys[3] = { M->getRawDest()->getType(),
M->getRawSource()->getType(),
M->getLength()->getType() };
- M->setCalledFunction(Intrinsic::getDeclaration(Mod, Intrinsic::memcpy, ArgTys, 3));
+ M->setOperand(0,Intrinsic::getDeclaration(Mod, Intrinsic::memcpy, ArgTys, 3));
// MemDep may have over conservative information about this instruction, just
// conservatively flush it from the cache.