Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/test/Transforms/LoopInterchange/interchange-simple-count-down.ll

@@ -1,69 +0,0 @@
-; RUN: opt < %s -basicaa -loop-interchange -S | FileCheck %s
-;; We test the complete .ll for adjustment in outer loop header/latch and inner loop header/latch.
-
-target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-unknown-linux-gnu"
-
-@A = common global [100 x [100 x i32]] zeroinitializer
-@B = common global [100 x i32] zeroinitializer
-
-;; for(int i=0;i<100;i++)
-;;   for(int j=100;j>=0;j--)
-;;     A[j][i] = A[j][i]+k;
-
-define void @interchange_02(i32 %k) {
-entry:
-  br label %for.cond1.preheader
-
-for.cond1.preheader:
-  %indvars.iv19 = phi i64 [ 0, %entry ], [ %indvars.iv.next20, %for.inc10 ]
-  br label %for.body3
-
-for.body3:
-  %indvars.iv = phi i64 [ 100, %for.cond1.preheader ], [ %indvars.iv.next, %for.body3 ]
-  %arrayidx5 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* @A, i64 0, i64 %indvars.iv, i64 %indvars.iv19
-  %0 = load i32, i32* %arrayidx5
-  %add = add nsw i32 %0, %k
-  store i32 %add, i32* %arrayidx5
-  %indvars.iv.next = add nsw i64 %indvars.iv, -1
-  %cmp2 = icmp sgt i64 %indvars.iv, 0
-  br i1 %cmp2, label %for.body3, label %for.inc10
-
-for.inc10:
-  %indvars.iv.next20 = add nuw nsw i64 %indvars.iv19, 1
-  %exitcond = icmp eq i64 %indvars.iv.next20, 100
-  br i1 %exitcond, label %for.end11, label %for.cond1.preheader
-
-for.end11:
-  ret void
-}
-
-; CHECK-LABEL: @interchange_02
-; CHECK: entry:
-; CHECK:   br label %for.body3.preheader
-; CHECK: for.cond1.preheader.preheader:
-; CHECK:   br label %for.cond1.preheader
-; CHECK: for.cond1.preheader:
-; CHECK:   %indvars.iv19 = phi i64 [ %indvars.iv.next20, %for.inc10 ], [ 0, %for.cond1.preheader.preheader ]
-; CHECK:   br label %for.body3.split1
-; CHECK: for.body3.preheader:
-; CHECK:   br label %for.body3
-; CHECK: for.body3:
-; CHECK:   %indvars.iv = phi i64 [ %indvars.iv.next, %for.body3.split ], [ 100, %for.body3.preheader ]
-; CHECK:   br label %for.cond1.preheader.preheader
-; CHECK: for.body3.split1:                                 ; preds = %for.cond1.preheader
-; CHECK:   %arrayidx5 = getelementptr inbounds [100 x [100 x i32]], [100 x [100 x i32]]* @A, i64 0, i64 %indvars.iv, i64 %indvars.iv19
-; CHECK:   %0 = load i32, i32* %arrayidx5
-; CHECK:   %add = add nsw i32 %0, %k
-; CHECK:   store i32 %add, i32* %arrayidx5
-; CHECK:   br label %for.inc10
-; CHECK: for.body3.split:
-; CHECK:   %indvars.iv.next = add nsw i64 %indvars.iv, -1
-; CHECK:   %cmp2 = icmp sgt i64 %indvars.iv, 0
-; CHECK:   br i1 %cmp2, label %for.body3, label %for.end11
-; CHECK: for.inc10:
-; CHECK:   %indvars.iv.next20 = add nuw nsw i64 %indvars.iv19, 1
-; CHECK:   %exitcond = icmp eq i64 %indvars.iv.next20, 100
-; CHECK:   br i1 %exitcond, label %for.body3.split, label %for.cond1.preheader
-; CHECK: for.end11:
-; CHECK:   ret void