Add iterator_range<regclass_iterator> to {Target,MC}RegisterInfo, NFC
llvm-svn: 293077
diff --git a/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp b/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp
index adc213c..52d1b1c 100644
--- a/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonBlockRanges.cpp
@@ -219,8 +219,7 @@
TII(*HST.getInstrInfo()), TRI(*HST.getRegisterInfo()),
Reserved(TRI.getReservedRegs(mf)) {
// Consider all non-allocatable registers as reserved.
- for (auto I = TRI.regclass_begin(), E = TRI.regclass_end(); I != E; ++I) {
- auto *RC = *I;
+ for (const TargetRegisterClass *RC : TRI.regclasses()) {
if (RC->isAllocatable())
continue;
for (unsigned R : *RC)