[llvm] r243146 - Add const to some Type* parameters which didn't need to be mutable. NFC.

[Pete Cooper]

Author: pete
Date: Fri Jul 24 14:19:26 2015
New Revision: 243146

URL: http://llvm.org/viewvc/llvm-project?rev=243146&view=rev
Log:
Add const to some Type* parameters which didn't need to be mutable.  NFC.

We were only getting the size of the type which doesn't need to modify
the type.

Modified:
    llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Modified: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp?rev=243146&r1=243145&r2=243146&view=diff
==============================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp Fri Jul 24 14:19:26 2015
@@ -925,22 +925,22 @@ PPCTargetLowering::PPCTargetLowering(con
 
 /// getMaxByValAlign - Helper for getByValTypeAlignment to determine
 /// the desired ByVal argument alignment.
-static void getMaxByValAlign(Type *Ty, unsigned &MaxAlign,
+static void getMaxByValAlign(const Type *Ty, unsigned &MaxAlign,
                              unsigned MaxMaxAlign) {
   if (MaxAlign == MaxMaxAlign)
     return;
-  if (VectorType *VTy = dyn_cast<VectorType>(Ty)) {
+  if (const VectorType *VTy = dyn_cast<VectorType>(Ty)) {
     if (MaxMaxAlign >= 32 && VTy->getBitWidth() >= 256)
       MaxAlign = 32;
     else if (VTy->getBitWidth() >= 128 && MaxAlign < 16)
       MaxAlign = 16;
-  } else if (ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
+  } else if (const ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
     unsigned EltAlign = 0;
     getMaxByValAlign(ATy->getElementType(), EltAlign, MaxMaxAlign);
     if (EltAlign > MaxAlign)
       MaxAlign = EltAlign;
-  } else if (StructType *STy = dyn_cast<StructType>(Ty)) {
-    for (auto *EltTy : STy->elements()) {
+  } else if (const StructType *STy = dyn_cast<StructType>(Ty)) {
+    for (const auto *EltTy : STy->elements()) {
       unsigned EltAlign = 0;
       getMaxByValAlign(EltTy, EltAlign, MaxMaxAlign);
       if (EltAlign > MaxAlign)

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=243146&r1=243145&r2=243146&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Fri Jul 24 14:19:26 2015
@@ -1806,19 +1806,19 @@ EVT X86TargetLowering::getSetCCResultTyp
 
 /// Helper for getByValTypeAlignment to determine
 /// the desired ByVal argument alignment.
-static void getMaxByValAlign(Type *Ty, unsigned &MaxAlign) {
+static void getMaxByValAlign(const Type *Ty, unsigned &MaxAlign) {
   if (MaxAlign == 16)
     return;
-  if (VectorType *VTy = dyn_cast<VectorType>(Ty)) {
+  if (const VectorType *VTy = dyn_cast<VectorType>(Ty)) {
     if (VTy->getBitWidth() == 128)
       MaxAlign = 16;
-  } else if (ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
+  } else if (const ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
     unsigned EltAlign = 0;
     getMaxByValAlign(ATy->getElementType(), EltAlign);
     if (EltAlign > MaxAlign)
       MaxAlign = EltAlign;
-  } else if (StructType *STy = dyn_cast<StructType>(Ty)) {
-    for (auto *EltTy : STy->elements()) {
+  } else if (const StructType *STy = dyn_cast<StructType>(Ty)) {
+    for (const auto *EltTy : STy->elements()) {
       unsigned EltAlign = 0;
       getMaxByValAlign(EltTy, EltAlign);
       if (EltAlign > MaxAlign)