aboutsummaryrefslogtreecommitdiff
path: root/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Target/Hexagon/HexagonTargetTransformInfo.cpp')
-rw-r--r--lib/Target/Hexagon/HexagonTargetTransformInfo.cpp12
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp b/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
index c942f645aa88..38062e8e922c 100644
--- a/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
+++ b/lib/Target/Hexagon/HexagonTargetTransformInfo.cpp
@@ -1,9 +1,8 @@
//===- HexagonTargetTransformInfo.cpp - Hexagon specific TTI pass ---------===//
//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
/// \file
/// This file implements a TargetTransformInfo analysis pass specific to the
@@ -161,14 +160,15 @@ unsigned HexagonTTIImpl::getMemoryOpCost(unsigned Opcode, Type *Src,
unsigned VecWidth = VecTy->getBitWidth();
if (useHVX() && isTypeForHVX(VecTy)) {
unsigned RegWidth = getRegisterBitWidth(true);
- Alignment = std::min(Alignment, RegWidth/8);
+ assert(RegWidth && "Non-zero vector register width expected");
// Cost of HVX loads.
if (VecWidth % RegWidth == 0)
return VecWidth / RegWidth;
// Cost of constructing HVX vector from scalar loads.
+ Alignment = std::min(Alignment, RegWidth / 8);
unsigned AlignWidth = 8 * std::max(1u, Alignment);
unsigned NumLoads = alignTo(VecWidth, AlignWidth) / AlignWidth;
- return 3*NumLoads;
+ return 3 * NumLoads;
}
// Non-HVX vectors.