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, 56 deletions

diff --git a/llvm/test/Transforms/LoopInterchange/not-interchanged-loop-nest-3.ll b/llvm/test/Transforms/LoopInterchange/not-interchanged-loop-nest-3.ll
deleted file mode 100644
index 7dfbe119537..00000000000
--- a/llvm/test/Transforms/LoopInterchange/not-interchanged-loop-nest-3.ll
+++ /dev/null
@@ -1,56 +0,0 @@
-; REQUIRES: asserts
-; RUN: opt < %s -basicaa -loop-interchange -verify-dom-info -verify-loop-info \
-; RUN:     -S -debug 2>&1 | FileCheck %s
-
-target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-unknown-linux-gnu"
-
-@D = common global [100 x [100 x [100 x i32]]] zeroinitializer
-
-;; Test for interchange in loop nest greater than 2.
-;;  for(int i=0;i<100;i++)
-;;    for(int j=0;j<100;j++)
-;;      for(int k=0;k<100;k++)
-;;        D[i][k][j] = D[i][k][j]+t;
-
-; CHECK: Processing Inner Loop Id = 2 and OuterLoopId = 1
-; CHECK: Loops interchanged.
-
-; CHECK: Processing Inner Loop Id = 1 and OuterLoopId = 0
-; CHECK: Interchanging loops not profitable.
-
-define void @interchange_08(i32 %t){
-entry:
-  br label %for.cond1.preheader
-
-for.cond1.preheader:                              ; preds = %for.inc15, %entry
-  %i.028 = phi i32 [ 0, %entry ], [ %inc16, %for.inc15 ]
-  br label %for.cond4.preheader
-
-for.cond4.preheader:                              ; preds = %for.inc12, %for.cond1.preheader
-  %j.027 = phi i32 [ 0, %for.cond1.preheader ], [ %inc13, %for.inc12 ]
-  br label %for.body6
-
-for.body6:                                        ; preds = %for.body6, %for.cond4.preheader
-  %k.026 = phi i32 [ 0, %for.cond4.preheader ], [ %inc, %for.body6 ]
-  %arrayidx8 = getelementptr inbounds [100 x [100 x [100 x i32]]], [100 x [100 x [100 x i32]]]* @D, i32 0, i32 %i.028, i32 %k.026, i32 %j.027
-  %0 = load i32, i32* %arrayidx8
-  %add = add nsw i32 %0, %t
-  store i32 %add, i32* %arrayidx8
-  %inc = add nuw nsw i32 %k.026, 1
-  %exitcond = icmp eq i32 %inc, 100
-  br i1 %exitcond, label %for.inc12, label %for.body6
-
-for.inc12:                                        ; preds = %for.body6
-  %inc13 = add nuw nsw i32 %j.027, 1
-  %exitcond29 = icmp eq i32 %inc13, 100
-  br i1 %exitcond29, label %for.inc15, label %for.cond4.preheader
-
-for.inc15:                                        ; preds = %for.inc12
-  %inc16 = add nuw nsw i32 %i.028, 1
-  %exitcond30 = icmp eq i32 %inc16, 100
-  br i1 %exitcond30, label %for.end17, label %for.cond1.preheader
-
-for.end17:                                        ; preds = %for.inc15
-  ret void
-}