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, 47 deletions

diff --git a/llvm/test/Transforms/LoopVersioning/basic.ll b/llvm/test/Transforms/LoopVersioning/basic.ll
deleted file mode 100644
index f59caecadae..00000000000
--- a/llvm/test/Transforms/LoopVersioning/basic.ll
+++ /dev/null
@@ -1,47 +0,0 @@
-; RUN: opt -basicaa -loop-versioning -S < %s | FileCheck %s
-
-target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
-
-; Version this loop with overlap checks between a, c and b, c.
-
-define void @f(i32* %a, i32* %b, i32* %c) {
-entry:
-  br label %for.body
-
-; CHECK: for.body.lver.check:
-; CHECK:   icmp
-; CHECK:   icmp
-; CHECK:   icmp
-; CHECK:   icmp
-; CHECK-NOT: icmp
-; CHECK:   br i1 %memcheck.conflict, label %for.body.ph.lver.orig, label %for.body.ph
-
-; CHECK: for.body.ph.lver.orig:
-; CHECK: for.body.lver.orig:
-; CHECK:   br i1 %exitcond.lver.orig, label %for.end, label %for.body.lver.orig
-; CHECK: for.body.ph:
-; CHECK: for.body:
-; CHECK:   br i1 %exitcond, label %for.end, label %for.body
-; CHECK: for.end:
-
-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
-
-  %mulC = mul i32 %loadA, %loadB
-
-  %arrayidxC = getelementptr inbounds i32, i32* %c, i64 %ind
-  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
-}