From 99d8e76d44bcf72aef1a90df545c302172006768 Mon Sep 17 00:00:00 2001 From: Bob Wilson Date: Thu, 20 Dec 2012 01:36:20 +0000 Subject: Do not introduce vector operations in functions marked with noimplicitfloat. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170630 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'lib/CodeGen') diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 9e02c7be71..c852c061d0 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -25,6 +25,7 @@ #include "llvm/CodeGen/MachineFunction.h" #include "llvm/DataLayout.h" #include "llvm/DerivedTypes.h" +#include "llvm/Function.h" #include "llvm/LLVMContext.h" #include "llvm/Support/CommandLine.h" #include "llvm/Support/Debug.h" @@ -7748,8 +7749,10 @@ bool DAGCombiner::MergeConsecutiveStores(StoreSDNode* St) { LastLegalVectorType = i + 1; } - // We only use vectors if the constant is known to be zero. - if (NonZero) + // We only use vectors if the constant is known to be zero and the + // function is not marked with the noimplicitfloat attribute. + if (NonZero || (DAG.getMachineFunction().getFunction()->getFnAttributes(). + hasAttribute(Attribute::NoImplicitFloat))) LastLegalVectorType = 0; // Check if we found a legal integer type to store. -- cgit v1.2.3-70-g09d2