[PATCH] D81518: [SVE] Eliminate calls to default-false VectorType::get() from AArch64

Christopher Tetreault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jun 9 17:09:40 PDT 2020


ctetreau created this revision.
Herald added subscribers: llvm-commits, danielkiss, psnobl, rkruppe, hiraditya, kristof.beyls, tschuett.
Herald added a reviewer: efriedma.
Herald added a project: LLVM.
ctetreau added reviewers: c-rhodes, david-arm, samparker, greened.
ctetreau added a child revision: D80342: [SVE] Deprecate default false variant of VectorType::get.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D81518

Files:
  llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp


Index: llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
===================================================================
--- llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
+++ llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
@@ -733,7 +733,8 @@
   if (!UseMaskForCond && !UseMaskForGaps &&
       Factor <= TLI->getMaxSupportedInterleaveFactor()) {
     unsigned NumElts = VecVTy->getNumElements();
-    auto *SubVecTy = VectorType::get(VecTy->getScalarType(), NumElts / Factor);
+    auto *SubVecTy =
+        FixedVectorType::get(VecTy->getScalarType(), NumElts / Factor);
 
     // ldN/stN only support legal vector types of size 64 or 128 in bits.
     // Accesses having vector types that are a multiple of 128 bits can be


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