Temporarily Revert "Add basic loop fusion pass."

As it's causing some bot failures (and per request from kbarton).

This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda.

llvm-svn: 358546

1 files changed, 0 insertions, 54 deletions

diff --git a/llvm/test/Transforms/LoopVersioning/noalias.ll b/llvm/test/Transforms/LoopVersioning/noalias.ll
deleted file mode 100644
index c2539726db4..00000000000
--- a/llvm/test/Transforms/LoopVersioning/noalias.ll
+++ /dev/null
@@ -1,54 +0,0 @@
-; RUN: opt -basicaa -loop-versioning -S < %s | FileCheck %s
-
-; A very simple case.  After versioning the %loadA and %loadB can't alias with
-; the store.
-;
-; To see it easier what's going on, I expanded every noalias/scope metadata
-; reference below in a comment.  For a scope I use the format scope(domain),
-; e.g. scope 17 in domain 15 is written as 17(15).
-
-; CHECK-LABEL: @f(
-
-target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
-
-define void @f(i32* %a, i32* %b, i32* %c) {
-entry:
-  br label %for.body
-
-; CHECK: for.body.lver.orig:
-; CHECK: for.body:
-for.body:                                         ; preds = %for.body, %entry
-  %ind = phi i64 [ 0, %entry ], [ %add, %for.body ]
-
-  %arrayidxA = getelementptr inbounds i32, i32* %a, i64 %ind
-; CHECK: %loadA = {{.*}} !alias.scope !0
-; A's scope: !0 -> { 1(2) }
-  %loadA = load i32, i32* %arrayidxA, align 4
-
-  %arrayidxB = getelementptr inbounds i32, i32* %b, i64 %ind
-; CHECK: %loadB = {{.*}} !alias.scope !3
-; B's scope: !3 -> { 4(2) }
-  %loadB = load i32, i32* %arrayidxB, align 4
-
-  %mulC = mul i32 %loadA, %loadB
-
-  %arrayidxC = getelementptr inbounds i32, i32* %c, i64 %ind
-; CHECK: store {{.*}} !alias.scope !5, !noalias !7
-; C noalias A and B: !7 -> { 1(2), 4(2) }
-  store i32 %mulC, i32* %arrayidxC, align 4
-
-  %add = add nuw nsw i64 %ind, 1
-  %exitcond = icmp eq i64 %add, 20
-  br i1 %exitcond, label %for.end, label %for.body
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-; CHECK: !0 = !{!1}
-; CHECK: !1 = distinct !{!1, !2}
-; CHECK: !2 = distinct !{!2, !"LVerDomain"}
-; CHECK: !3 = !{!4}
-; CHECK: !4 = distinct !{!4, !2}
-; CHECK: !5 = !{!6}
-; CHECK: !6 = distinct !{!6, !2}
-; CHECK: !7 = !{!1, !4}