[PATCH] D139111: [AArch64][SME] Avoid going through memory for streaming-compatible splats
Paul Walker via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Dec 1 08:54:43 PST 2022
paulwalker-arm accepted this revision.
paulwalker-arm added inline comments.
================
Comment at: llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-fp-to-int.ll:722
; CHECK-NEXT: fcvtzu x8, d0
-; CHECK-NEXT: fmov d0, x8
+; CHECK-NEXT: mov z0.d, x8
+; CHECK-NEXT: // kill: def $d0 killed $d0 killed $z0
----------------
This is an example of where we likely want some special `NumElements == 1` handling when lowering splat_vector but that can be done separately.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D139111/new/
https://reviews.llvm.org/D139111
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