Use > instead of >=. We want to promote aggregates of 128-bytes.

llvm-svn: 65960

2 files changed, 6 insertions, 2 deletions

diff --git a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
index ee4b87227ae..93830b1f51e 100644
--- a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
+++ b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp
@@ -255,7 +255,7 @@ bool SROA::performScalarRepl(Function &F) {
     uint64_t AllocaSize = TD->getTypePaddedSize(AI->getAllocatedType());
 
     // Do not promote any struct whose size is too big.
-    if (AllocaSize >= SRThreshold) continue;
+    if (AllocaSize > SRThreshold) continue;
         
     if ((isa<StructType>(AI->getAllocatedType()) ||
          isa<ArrayType>(AI->getAllocatedType())) &&
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
index 25579614ecf..96cd299242d 100644
--- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -33,6 +33,10 @@ using namespace llvm;
 
 STATISTIC(NumSpeculations, "Number of speculative executed instructions");
 
+#include "llvm/Support/CommandLine.h"
+static cl::opt<bool>
+DisableXForm("disable-xform", cl::Hidden, cl::init(false));
+
 /// SafeToMergeTerminators - Return true if it is safe to merge these two
 /// terminator instructions together.
 ///
@@ -1782,7 +1786,7 @@ bool llvm::SimplifyCFG(BasicBlock *BB) {
       }
 
       // If we found some, do the transformation!
-      if (!UncondBranchPreds.empty()) {
+      if (!UncondBranchPreds.empty() && !DisableXForm) {
         while (!UncondBranchPreds.empty()) {
           BasicBlock *Pred = UncondBranchPreds.back();
           DOUT << "FOLDING: " << *BB