From d115ef897359c12d451a96ad6330249372e38ab2 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Thu, 10 Nov 2005 01:40:59 +0000 Subject: [PATCH] Force packed vectors to be a power of two in length. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24264 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/VMCore/Type.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/VMCore/Type.cpp b/lib/VMCore/Type.cpp index 4eb744db2fa..9b9ca4f0ba0 100644 --- a/lib/VMCore/Type.cpp +++ b/lib/VMCore/Type.cpp @@ -19,6 +19,7 @@ #include "llvm/ADT/StringExtras.h" #include "llvm/ADT/SCCIterator.h" #include "llvm/ADT/STLExtras.h" +#include "llvm/Support/MathExtras.h" #include #include using namespace llvm; @@ -1005,6 +1006,7 @@ static TypeMap PackedTypes; PackedType *PackedType::get(const Type *ElementType, unsigned NumElements) { assert(ElementType && "Can't get packed of null types!"); + assert(isPowerOf2_32(NumElements) && "Vector length should be a power of 2!"); PackedValType PVT(ElementType, NumElements); PackedType *PT = PackedTypes.get(PVT); -- 2.34.1