[llvm-dev] Selection DAG chain question (original) (raw)
Hendrik Greving via llvm-dev llvm-dev at lists.llvm.org
Thu Jul 16 14:00:53 PDT 2020
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No, non-sideeffecting operations can be legalized as compiler-rt calls
Right, but not as "regular" nodes with side-effects? I guess you could search and analyze the DAG manually but that seems hacky. Maybe something that one day LLVM could support natively.
On Thu, Jul 16, 2020 at 11:55 AM Matt Arsenault <arsenm2 at gmail.com> wrote:
On Jul 16, 2020, at 14:47, Hendrik Greving <hgreving at google.com> wrote: I think their originating node already has a chain (i.e. mem operand or side effect in llvm-ir)
No, non-sideeffecting operations can be legalized as compiler-rt calls -Matt -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20200716/89819cda/attachment.html>
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