[llvm-bugs] [Bug 34550] Superregs are not automatically inferred into the callee saved regs list

via llvm-bugs llvm-bugs at lists.llvm.org
Mon Sep 11 13:34:13 PDT 2017


Matthias Braun <matze at braunis.de> changed:

           What    |Removed                     |Added
         Resolution|WONTFIX                     |---
             Status|RESOLVED                    |REOPENED

--- Comment #2 from Matthias Braun <matze at braunis.de> ---
While my answer was actually about the getReservedRegs() function, I think we
are in the same situation with callee saved regs. There's probably room to
provide some convenience functions to make marking the super registers easy, I
would not take away the possibility to specifically not include the super

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