[PATCH] D131959: [AMDGPU] Fix SDST operand of V_DIV_SCALE to always be VCC
Jay Foad via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Sep 9 01:34:50 PDT 2022
foad added a subscriber: jrbyrnes.
foad added a comment.
> Stepping back a bit, it feels like you are running into problems because you have a def and a use of vcc, where one of them is implicit and the other is explicit. If def and use were both implicit or both explicit then I think things might work better. Is there a way you can change v_div_scale so that the vcc operand is explicit?
+ @jrbyrnes who did some work on implicit vs explicit uses of `$scc` in D128681 <https://reviews.llvm.org/D128681>.
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https://reviews.llvm.org/D131959/new/
https://reviews.llvm.org/D131959
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