Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/LoopVectorize/partial-lcssa.ll

@@ -1,54 +0,0 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -S | FileCheck %s
-; We vectorize the inner loop, so we have to put it in LCSSA form.
-; However, there's no reason to touch the outer loop.
-
-; CHECK-LABEL: @foo
-; CHECK-LABEL: for.end.inner.loopexit:
-; CHECK: %[[LCSSAPHI:.*]] = phi i64 [ %indvars.iv, %for.body.inner ], [ %{{.*}}, %middle.block ]
-; CHECK: store i64 %[[LCSSAPHI]], i64* %O1, align 4
-; CHECK-LABEL: for.end.outer.loopexit
-; CHECK: store i64 %indvars.outer, i64* %O2, align 4
-
-
-define i64 @foo(i32* nocapture %A, i32* nocapture %B, i64 %n, i64 %m, i64* %O1, i64* %O2) {
-entry:
-  %cmp = icmp sgt i64 %n, 0
-  br i1 %cmp, label %for.body.outer.preheader, label %for.end.outer
-
-for.body.outer.preheader:                         ; preds = %entry
-  br label %for.body.outer
-
-for.body.outer:                                   ; preds = %for.body.outer.preheader, %for.end.inner
-  %indvars.outer = phi i64 [ %indvars.outer.next, %for.end.inner ], [ 0, %for.body.outer.preheader ]
-  %cmp2 = icmp sgt i64 %m, 0
-  br i1 %cmp2, label %for.body.inner.preheader, label %for.end.inner
-
-for.body.inner.preheader:                         ; preds = %for.body.outer
-  br label %for.body.inner
-
-for.body.inner:                                   ; preds = %for.body.inner.preheader, %for.body.inner
-  %indvars.iv = phi i64 [ %indvars.iv.next, %for.body.inner ], [ 0, %for.body.inner.preheader ]
-  %arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
-  %v = load i32, i32* %arrayidx, align 4
-  %arrayidx2 = getelementptr inbounds i32, i32* %B, i64 %indvars.iv
-  store i32 %v, i32* %arrayidx2, align 4
-  %indvars.iv.next = add i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv, %n
-  br i1 %exitcond, label %for.end.inner.loopexit, label %for.body.inner
-
-for.end.inner.loopexit:                           ; preds = %for.body.inner
-  store i64 %indvars.iv, i64 *%O1, align 4
-  br label %for.end.inner
-
-for.end.inner:                                    ; preds = %for.end.inner.loopexit, %for.body.outer
-  %indvars.outer.next = add i64 %indvars.outer, 1
-  %exitcond.outer = icmp eq i64 %indvars.outer, %m
-  br i1 %exitcond.outer, label %for.end.outer.loopexit, label %for.body.outer
-
-for.end.outer.loopexit:                           ; preds = %for.end.inner
-  store i64 %indvars.outer, i64 *%O2, align 4
-  br label %for.end.outer
-
-for.end.outer:                                    ; preds = %for.end.outer.loopexit, %entry
-  ret i64 undef
-}