[PATCH] D61076: [NFC][PowerPC] Return early if the element type is not byte-sized in combineBVOfConsecutiveLoads

Zhang Kang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu May 2 01:13:14 PDT 2019


This revision was automatically updated to reflect the committed changes.
Closed by commit rL359764: [NFC][PowerPC] Return early if the element type is not byte-sized in… (authored by ZhangKang, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D61076?vs=196473&id=197712#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D61076/new/

https://reviews.llvm.org/D61076

Files:
  llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp


Index: llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
===================================================================
--- llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
+++ llvm/trunk/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -12201,6 +12201,11 @@
          "Should be called with a BUILD_VECTOR node");
 
   SDLoc dl(N);
+
+  // Return early for non byte-sized type, as they can't be consecutive.
+  if (!N->getValueType(0).getVectorElementType().isByteSized())
+    return SDValue();
+
   bool InputsAreConsecutiveLoads = true;
   bool InputsAreReverseConsecutive = true;
   unsigned ElemSize = N->getValueType(0).getScalarType().getStoreSize();


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