From 6cb647873930adc8ec596dd62416eed147b4375b Mon Sep 17 00:00:00 2001
From: David Green <david.green@arm.com>
Date: Wed, 15 Aug 2018 10:59:41 +0000
Subject: [PATCH] [UnJ] Rename hasInvariantIterationCount to
 hasIterationCountInvariantInParent NFC

This hopefully describes the API of the function more precisely.

llvm-svn: 339762
---
 llvm/include/llvm/Transforms/Utils/LoopUtils.h | 2 +-
 llvm/lib/Transforms/Utils/LoopUnrollAndJam.cpp | 2 +-
 llvm/lib/Transforms/Utils/LoopUtils.cpp        | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/llvm/include/llvm/Transforms/Utils/LoopUtils.h b/llvm/include/llvm/Transforms/Utils/LoopUtils.h
index a9193c7b7705..0d3688b52e08 100644
--- a/llvm/include/llvm/Transforms/Utils/LoopUtils.h
+++ b/llvm/include/llvm/Transforms/Utils/LoopUtils.h
@@ -492,7 +492,7 @@ Optional<unsigned> getLoopEstimatedTripCount(Loop *L);
 
 /// Check inner loop (L) backedge count is known to be invariant on all iterations
 /// of its outer loop. If the loop has no parent, this is trivially true.
-bool hasInvariantIterationCount(Loop *L, ScalarEvolution &SE);
+bool hasIterationCountInvariantInParent(Loop *L, ScalarEvolution &SE);
 
 /// Helper to consistently add the set of standard passes to a loop pass's \c
 /// AnalysisUsage.
diff --git a/llvm/lib/Transforms/Utils/LoopUnrollAndJam.cpp b/llvm/lib/Transforms/Utils/LoopUnrollAndJam.cpp
index 1a05bf4775bb..1ce2f8444896 100644
--- a/llvm/lib/Transforms/Utils/LoopUnrollAndJam.cpp
+++ b/llvm/lib/Transforms/Utils/LoopUnrollAndJam.cpp
@@ -754,7 +754,7 @@ bool llvm::isSafeToUnrollAndJam(Loop *L, ScalarEvolution &SE, DominatorTree &DT,
 
   // Check inner loop backedge count is consistent on all iterations of the
   // outer loop
-  if (!hasInvariantIterationCount(SubLoop, SE)) {
+  if (!hasIterationCountInvariantInParent(SubLoop, SE)) {
     LLVM_DEBUG(dbgs() << "Won't unroll-and-jam; Inner loop iteration count is "
                          "not consistent on each iteration\n");
     return false;
diff --git a/llvm/lib/Transforms/Utils/LoopUtils.cpp b/llvm/lib/Transforms/Utils/LoopUtils.cpp
index e9db4725c781..3560a49c709e 100644
--- a/llvm/lib/Transforms/Utils/LoopUtils.cpp
+++ b/llvm/lib/Transforms/Utils/LoopUtils.cpp
@@ -1521,8 +1521,8 @@ Optional<unsigned> llvm::getLoopEstimatedTripCount(Loop *L) {
     return (FalseVal + (TrueVal / 2)) / TrueVal;
 }
 
-bool llvm::hasInvariantIterationCount(Loop *InnerLoop,
-                                      ScalarEvolution &SE) {
+bool llvm::hasIterationCountInvariantInParent(Loop *InnerLoop,
+                                              ScalarEvolution &SE) {
   Loop *OuterL = InnerLoop->getParentLoop();
   if (!OuterL)
     return true;