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, 42 deletions

diff --git a/llvm/test/Transforms/LoopStrengthReduce/preserve-gep-loop-variant.ll b/llvm/test/Transforms/LoopStrengthReduce/preserve-gep-loop-variant.ll
deleted file mode 100644
index 2b9920c566b..00000000000
--- a/llvm/test/Transforms/LoopStrengthReduce/preserve-gep-loop-variant.ll
+++ /dev/null
@@ -1,42 +0,0 @@
-; RUN: opt < %s -loop-reduce -S | FileCheck %s
-; CHECK-NOT: {{inttoptr|ptrtoint}}
-; CHECK: scevgep
-; CHECK-NOT: {{inttoptr|ptrtoint}}
-target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128-n32:64"
-
-; Indvars shouldn't need inttoptr/ptrtoint to expand an address here.
-
-define void @foo(i8* %p) nounwind {
-entry:
-  br i1 true, label %bb.nph, label %for.end
-
-for.cond:
-  %phitmp = icmp slt i64 %inc, 20
-  br i1 %phitmp, label %for.body, label %for.cond.for.end_crit_edge
-
-for.cond.for.end_crit_edge:
-  br label %for.end
-
-bb.nph:
-  br label %for.body
-
-for.body:
-  %storemerge1 = phi i64 [ %inc, %for.cond ], [ 0, %bb.nph ]
-  %call = tail call i64 @bar() nounwind
-  %call2 = tail call i64 @car() nounwind
-  %conv = trunc i64 %call2 to i8
-  %conv3 = sext i8 %conv to i64
-  %add = add nsw i64 %call, %storemerge1
-  %add4 = add nsw i64 %add, %conv3
-  %arrayidx = getelementptr inbounds i8, i8* %p, i64 %add4
-  store i8 0, i8* %arrayidx
-  %inc = add nsw i64 %storemerge1, 1
-  br label %for.cond
-
-for.end:
-  ret void
-}
-
-declare i64 @bar()
-
-declare i64 @car()