Declare register classes as const. Fix a couple pointers to register classes that weren't already const.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151138 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp
index 05af453..aa508b8 100644
--- a/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -2269,7 +2269,7 @@
// On x86-32, only the ABCD registers have 8-bit subregisters.
if (!Subtarget->is64Bit()) {
- TargetRegisterClass *TRC = 0;
+ const TargetRegisterClass *TRC;
switch (N0.getValueType().getSimpleVT().SimpleTy) {
case MVT::i32: TRC = &X86::GR32_ABCDRegClass; break;
case MVT::i16: TRC = &X86::GR16_ABCDRegClass; break;
@@ -2298,7 +2298,7 @@
SDValue Reg = N0.getNode()->getOperand(0);
// Put the value in an ABCD register.
- TargetRegisterClass *TRC = 0;
+ const TargetRegisterClass *TRC;
switch (N0.getValueType().getSimpleVT().SimpleTy) {
case MVT::i64: TRC = &X86::GR64_ABCDRegClass; break;
case MVT::i32: TRC = &X86::GR32_ABCDRegClass; break;