[ExpandMemCmp][MergeICmps] Move passes out of CodeGen into opt pipeline.

This allows later passes (in particular InstCombine) to optimize more
cases.

One that's important to us is `memcmp(p, q, constant) < 0` and memcmp(p, q, constant) > 0.

llvm-svn: 364412

1 files changed, 0 insertions, 1 deletions

diff --git a/llvm/lib/CodeGen/CodeGen.cpp b/llvm/lib/CodeGen/CodeGen.cpp
index c37ed57781d..ea315794b2e 100644
--- a/llvm/lib/CodeGen/CodeGen.cpp
+++ b/llvm/lib/CodeGen/CodeGen.cpp
@@ -30,7 +30,6 @@ void llvm::initializeCodeGen(PassRegistry &Registry) {
   initializeEarlyIfConverterPass(Registry);
   initializeEarlyMachineLICMPass(Registry);
   initializeEarlyTailDuplicatePass(Registry);
-  initializeExpandMemCmpPassPass(Registry);
   initializeExpandPostRAPass(Registry);
   initializeFEntryInserterPass(Registry);
   initializeFinalizeISelPass(Registry);