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, 37 deletions

diff --git a/llvm/test/Transforms/LoopVectorize/unroll.ll b/llvm/test/Transforms/LoopVectorize/unroll.ll
deleted file mode 100644
index 74076f69510..00000000000
--- a/llvm/test/Transforms/LoopVectorize/unroll.ll
+++ /dev/null
@@ -1,37 +0,0 @@
-; This test makes sure that loop will not be unrolled in vectorization if VF computed
-; equals to 1.
-; RUN: opt < %s -loop-vectorize -S | FileCheck %s
-
-; Make sure there are no geps being merged.
-; CHECK-LABEL: @foo(
-; CHECK: getelementptr
-; CHECK-NOT: getelementptr
-
-@N = common global i32 0, align 4
-@a = common global [1000 x i32] zeroinitializer, align 16
-
-define void @foo() #0 {
-entry:
-  %0 = load i32, i32* @N, align 4
-  %cmp5 = icmp sgt i32 %0, 0
-  br i1 %cmp5, label %for.body.lr.ph, label %for.end
-
-for.body.lr.ph:                                   ; preds = %entry
-  %conv = sext i32 %0 to i64
-  br label %for.body
-
-for.body:                                         ; preds = %for.body.lr.ph, %for.body
-  %i.06 = phi i64 [ 0, %for.body.lr.ph ], [ %inc, %for.body ]
-  %mul = mul nuw nsw i64 %i.06, 7
-  %arrayidx = getelementptr inbounds [1000 x i32], [1000 x i32]* @a, i64 0, i64 %mul
-  store i32 3, i32* %arrayidx, align 4
-  %inc = add nuw nsw i64 %i.06, 1
-  %cmp = icmp slt i64 %inc, %conv
-  br i1 %cmp, label %for.body, label %for.end.loopexit
-
-for.end.loopexit:                                 ; preds = %for.body
-  br label %for.end
-
-for.end:                                          ; preds = %for.end.loopexit, %entry
-  ret void
-}