From 0d137d7f35fba98f668098b3badf644efacf0e08 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Thu, 15 Jan 2009 16:43:02 +0000
Subject: [PATCH] Use const with TargetLowering references in a few more
 places.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62260 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/SelectionDAG/LegalizeDAG.cpp         | 9 +++++----
 lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp | 3 ++-
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 18edb40239e..26a02babd2c 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -542,7 +542,7 @@ void SelectionDAGLegalize::HandleOp(SDValue Op) {
 /// ExpandConstantFP - Expands the ConstantFP node to an integer constant or
 /// a load from the constant pool.
 static SDValue ExpandConstantFP(ConstantFPSDNode *CFP, bool UseCP,
-                                  SelectionDAG &DAG, TargetLowering &TLI) {
+                                SelectionDAG &DAG, const TargetLowering &TLI) {
   bool Extend = false;
 
   // If a FP immediate is precise when represented as a float and if the
@@ -591,7 +591,8 @@ static SDValue ExpandConstantFP(ConstantFPSDNode *CFP, bool UseCP,
 /// operations.
 static
 SDValue ExpandFCOPYSIGNToBitwiseOps(SDNode *Node, MVT NVT,
-                                    SelectionDAG &DAG, TargetLowering &TLI) {
+                                    SelectionDAG &DAG,
+                                    const TargetLowering &TLI) {
   MVT VT = Node->getValueType(0);
   MVT SrcVT = Node->getOperand(1).getValueType();
   assert((SrcVT == MVT::f32 || SrcVT == MVT::f64) &&
@@ -633,7 +634,7 @@ SDValue ExpandFCOPYSIGNToBitwiseOps(SDNode *Node, MVT NVT,
 /// ExpandUnalignedStore - Expands an unaligned store to 2 half-size stores.
 static
 SDValue ExpandUnalignedStore(StoreSDNode *ST, SelectionDAG &DAG,
-                             TargetLowering &TLI) {
+                             const TargetLowering &TLI) {
   SDValue Chain = ST->getChain();
   SDValue Ptr = ST->getBasePtr();
   SDValue Val = ST->getValue();
@@ -8301,7 +8302,7 @@ SDValue SelectionDAGLegalize::WidenVectorOp(SDValue Op, MVT WidenVT) {
 //  Width: Preferred width of element type
 //  VVT:   Vector value type whose size we must match.
 // Returns VecEVT and EVT - the vector type and its associated element type
-static void FindWidenVecType(TargetLowering &TLI, unsigned Width, MVT VVT,
+static void FindWidenVecType(const TargetLowering &TLI, unsigned Width, MVT VVT,
                              MVT& EVT, MVT& VecEVT) {
   // We start with the preferred width, make it a power of 2 and see if
   // we can find a vector type of that width. If not, we reduce it by
diff --git a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
index 727f27f6679..0c2639a467e 100644
--- a/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
@@ -1886,7 +1886,8 @@ SDValue DAGTypeLegalizer::WidenVecOp_STORE(SDNode *N) {
 //  VecVT: Vector value type whose size we must match.
 // Returns NewVecVT and NewEltVT - the vector type and its associated
 // element type.
-static void FindAssocWidenVecType(TargetLowering &TLI, unsigned Width, MVT VecVT,
+static void FindAssocWidenVecType(const TargetLowering &TLI, unsigned Width,
+                                  MVT VecVT,
                                   MVT& NewEltVT, MVT& NewVecVT) {
   unsigned EltWidth = Width + 1;
   if (TLI.isTypeLegal(VecVT)) {