[PATCH] D99723: [ARM] Transforming memcpy to Tail predicated Loop
Malhar via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue May 4 22:11:17 PDT 2021
malharJ added inline comments.
================
Comment at: llvm/test/CodeGen/Thumb2/mve-tp-loop.ll:241-250
+; CHECK-NEXT: subs.w lr, lr, #0
+; CHECK-NEXT: beq .LBB10_3
+; CHECK-NEXT: .LBB10_2: @ =>This Inner Loop Header: Depth=1
+; CHECK-NEXT: vctp.8 r3
+; CHECK-NEXT: subs r3, #16
+; CHECK-NEXT: vpstt
+; CHECK-NEXT: vldrbt.u8 q0, [r12], #16
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Not entirely sure why this isn't a TP loop, might need to check ArmLOL pass as to why it's being reverted..
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D99723/new/
https://reviews.llvm.org/D99723
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