[PATCH] D130068: [RISCV][NFCI] Set TransientStackAlignment and rely on it rather than RVV-specific logic on RVV-less functions

Kito Cheng via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Aug 1 09:03:46 PDT 2022


kito-cheng added a comment.

More info about linux signal behavior:

Default stack based on normal process stack, but could setup a separated stack if requested

Ref:
https://man7.org/linux/man-pages/man7/signal.7.html

  ...
         By default, a signal handler is invoked on the normal process
         stack.  It is possible to arrange that the signal handler uses an
         alternate stack; see sigaltstack(2) for a discussion of how to do
         this and when it might be useful.
  ...


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  https://reviews.llvm.org/D130068/new/

https://reviews.llvm.org/D130068



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