[PATCH] D60367: [TableGen] Introduce !listsplat 'binary' operator
Roman Lebedev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sat Apr 6 13:46:54 PDT 2019
lebedev.ri marked 2 inline comments as done.
lebedev.ri added inline comments.
================
Comment at: lib/Target/X86/X86ScheduleBdVer2.td:214
+ !listsplat(1, !size(ExePorts)),
+ Res))),
!add(UOps, LoadUOps)>;
----------------
craig.topper wrote:
> Doesn’t WriteRes already treat an empty list as 1 cycle per port?
The problem is that you can't concatenate an empty list (implied all-ones) with non-empty list here.
The result will be the non-empty list, and it won't match the length of the `ExePorts` list.
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D60367/new/
https://reviews.llvm.org/D60367
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