Imported Upstream version 5.18.0.247

Former-commit-id: 2d6af2e4ed0eda5cbdc2946446ef7718456ad190

external/llvm/test/Transforms/LoopDistribute/program-order.ll

@@ -1,65 +0,0 @@
-; RUN: opt -loop-distribute -enable-loop-distribute -S -verify-loop-info -verify-dom-info < %s \
-; RUN:   | FileCheck %s
-
-; Distributing this loop to avoid the dependence cycle would require to
-; reorder S1 and S2 to form the two partitions: {S2} | {S1, S3}.  The analysis
-; provided by LoopAccessAnalysis does not allow us to reorder memory
-; operations so make sure we bail on this loop.
-;
-;   for (i = 0; i < n; i++) {
-;     S1: d = D[i];
-;     S2: A[i + 1] = A[i] * B[i];
-;     S3: C[i] = d * E[i];
-;   }
-
-target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-apple-macosx10.10.0"
-
-define void @f(i32* noalias %a,
-               i32* noalias %b,
-               i32* noalias %c,
-               i32* noalias %d,
-               i32* noalias %e) {
-entry:
-  br label %for.body
-
-; CHECK: entry:
-; CHECK:    br label %for.body
-; CHECK: for.body:
-; CHECK:    br i1 %exitcond, label %for.end, label %for.body
-; CHECK: for.end:
-; CHECK:    ret void
-
-for.body:                                         ; preds = %for.body, %entry
-  %ind = phi i64 [ 0, %entry ], [ %add, %for.body ]
-
-  %arrayidxA = getelementptr inbounds i32, i32* %a, i64 %ind
-  %loadA = load i32, i32* %arrayidxA, align 4
-
-  %arrayidxB = getelementptr inbounds i32, i32* %b, i64 %ind
-  %loadB = load i32, i32* %arrayidxB, align 4
-
-  %mulA = mul i32 %loadB, %loadA
-
-  %arrayidxD = getelementptr inbounds i32, i32* %d, i64 %ind
-  %loadD = load i32, i32* %arrayidxD, align 4
-
-  %add = add nuw nsw i64 %ind, 1
-  %arrayidxA_plus_4 = getelementptr inbounds i32, i32* %a, i64 %add
-  store i32 %mulA, i32* %arrayidxA_plus_4, align 4
-
-  %arrayidxC = getelementptr inbounds i32, i32* %c, i64 %ind
-
-  %arrayidxE = getelementptr inbounds i32, i32* %e, i64 %ind
-  %loadE = load i32, i32* %arrayidxE, align 4
-
-  %mulC = mul i32 %loadD, %loadE
-
-  store i32 %mulC, i32* %arrayidxC, align 4
-
-  %exitcond = icmp eq i64 %add, 20
-  br i1 %exitcond, label %for.end, label %for.body
-
-for.end:                                          ; preds = %for.body
-  ret void
-}