llvm-6502/2010-06-28-DAGCombineUndef.ll at 6e5367d6a35e7d4cde8ddb8d56b706d5b8dffbd0 - llvm-6502 - Applefritter: Git

6502/llvm-6502

mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-26 05:32:25 +00:00

Bob Wilson 8674949513 Unlike other targets, ARM now uses BUILD_VECTORs post-legalization so they

can't be changed arbitrarily by the DAGCombiner without checking if it is
running after legalization.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107097 91177308-0d34-0410-b5e6-96231b3b80d8

2010-06-28 23:40:25 +00:00

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 ; RUN: llc < %s -march=arm -mattr=+neon
 define void @main() nounwind {
 entry:
   store <2 x i64> undef, <2 x i64>* undef, align 16
   %0 = load <16 x i8>* undef, align 16            ; <<16 x i8>> [#uses=1]
   %1 = or <16 x i8> zeroinitializer, %0           ; <<16 x i8>> [#uses=1]
   store <16 x i8> %1, <16 x i8>* undef, align 16
   ret void
 }