[PATCH] D145131: [Arm][AArch64] Setting IsX18ReservedByDefault() to true for Unknown OSes

Thu Mar 2 07:57:32 PST 2023

vmurali added a comment.

In D145131#4164594 <https://reviews.llvm.org/D145131#4164594>, @Benoit wrote:

> Thank you for the explanation regarding the current constraint that "unknown" includes in particular "bare metal".  Do you think that it would make sense going forward to start distinguishing between "bare metal" and "unknown"? After all, knowing that the target is "bare metal" is information in its own right, and here it enables using x18.

+1 to creating such a distinction

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D145131/new/

https://reviews.llvm.org/D145131