[PATCH] D70566: [MCRegInfo] Add sub_and_superregs_inclusive iterator range.

[Florian Hahn via Phabricator via llvm-commits]

fhahn created this revision.
fhahn added reviewers: evandro, qcolombet, paquette, MatzeB, arsenm.
Herald added a subscriber: wdng.
Herald added a project: LLVM.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D70566

Files:
  llvm/include/llvm/MC/MCRegisterInfo.h


Index: llvm/include/llvm/MC/MCRegisterInfo.h
===================================================================
--- llvm/include/llvm/MC/MCRegisterInfo.h
+++ llvm/include/llvm/MC/MCRegisterInfo.h
@@ -324,6 +324,14 @@
     return make_range({Reg, this}, mc_superreg_iterator::end());
   }
 
+  /// Return an iterator range over all sub- and super-registers of \p Reg,
+  /// including \p Reg.
+  detail::concat_range<const MCPhysReg, iterator_range<mc_subreg_iterator>,
+                       iterator_range<mc_superreg_iterator>>
+  sub_and_superregs_inclusive(MCRegister Reg) const {
+    return concat<const MCPhysReg>(subregs_inclusive(Reg), superregs(Reg));
+  }
+
   // These iterators are allowed to sub-class DiffListIterator and access
   // internal list pointers.
   friend class MCSubRegIterator;


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