[PATCH] D158262: [AArch64] Add Defs=[NZCV] to MTE loop pseudos.

Simon Tatham via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Aug 18 02:45:02 PDT 2023


simon_tatham added inline comments.


================
Comment at: llvm/test/CodeGen/AArch64/memtag-loop-nzcv.ll:1
+; RUN: llc -O2 -print-after-isel -mtriple=aarch64-linux-gnu %s -o /dev/null 2> %t; FileCheck %s --check-prefixes=CHECK < %t
+
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DavidSpickett wrote:
> Any reason not to do the usual `... | FileCheck %s ...`?
I cribbed the RUN line from an existing test using `-print-after-isel`. It did that because `-print-after-isel` outputs to stderr, not stdout. But I suppose if we don't //also// need the stdout, we can use `2>&1 |`. I'll do that.


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  https://reviews.llvm.org/D158262/new/

https://reviews.llvm.org/D158262



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