Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/Transforms/LoopVectorize/X86/pr34438.ll

@@ -1,35 +0,0 @@
-; PR34438
-; Loop has a short trip count of 8 iterations. It should be vectorized because no runtime checks or tail loop are necessary.
-; Two cases tested AVX (MaxVF=8 = TripCount) and AVX512 (MaxVF=16 > TripCount)
-
-; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx -S | FileCheck %s
-; RUN: opt < %s -loop-vectorize -mtriple=x86_64-apple-macosx10.8.0 -mcpu=skylake-avx512 -S | FileCheck %s
-
-target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
-target triple = "x86_64-apple-macosx10.8.0"
-
-define void @small_tc(float* noalias nocapture %A, float* noalias nocapture readonly %B) {
-; CHECK-LABEL: @small_tc
-; CHECK:    load <8 x float>, <8 x float>*
-; CHECK:    fadd fast <8 x float>
-entry:
-  br label %for.body
-
-for.body:
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds float, float* %B, i64 %indvars.iv
-  %0 = load float, float* %arrayidx, align 4, !llvm.mem.parallel_loop_access !3
-  %arrayidx2 = getelementptr inbounds float, float* %A, i64 %indvars.iv
-  %1 = load float, float* %arrayidx2, align 4, !llvm.mem.parallel_loop_access !3
-  %add = fadd fast float %0, %1
-  store float %add, float* %arrayidx2, align 4, !llvm.mem.parallel_loop_access !3
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 8
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !4
-
-for.end:
-  ret void
-}
-
-!3 = !{!3}
-!4 = !{!4}