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/SimplifyCFG/combine-parallel-mem-md.ll b/llvm/test/Transforms/SimplifyCFG/combine-parallel-mem-md.ll
deleted file mode 100644
index d3ff927825f..00000000000
--- a/llvm/test/Transforms/SimplifyCFG/combine-parallel-mem-md.ll
+++ /dev/null
@@ -1,56 +0,0 @@
-; RUN: opt -simplifycfg -S < %s | FileCheck %s
-target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-unknown-linux-gnu"
-
-; Function Attrs: norecurse nounwind uwtable
-define void @Test(i32* nocapture %res, i32* nocapture readnone %c, i32* nocapture readonly %d, i32* nocapture readonly %p) #0 {
-entry:
-  br label %for.body
-
-; CHECK-LABEL: @Test
-; CHECK: load i32, i32* {{.*}}, align 4, !llvm.access.group !0
-; CHECK: load i32, i32* {{.*}}, align 4, !llvm.access.group !0
-; CHECK: store i32 {{.*}}, align 4, !llvm.access.group !0
-; CHECK-NOT: load
-; CHECK-NOT: store
-
-for.body:                                         ; preds = %cond.end, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %cond.end ]
-  %arrayidx = getelementptr inbounds i32, i32* %p, i64 %indvars.iv
-  %0 = load i32, i32* %arrayidx, align 4, !llvm.access.group !0
-  %cmp1 = icmp eq i32 %0, 0
-  br i1 %cmp1, label %cond.true, label %cond.false
-
-cond.false:                                       ; preds = %for.body
-  %arrayidx3 = getelementptr inbounds i32, i32* %res, i64 %indvars.iv
-  %v = load i32, i32* %arrayidx3, align 4, !llvm.access.group !0
-  %arrayidx7 = getelementptr inbounds i32, i32* %d, i64 %indvars.iv
-  %1 = load i32, i32* %arrayidx7, align 4, !llvm.access.group !0
-  %add = add nsw i32 %1, %v
-  br label %cond.end
-
-cond.true:                                       ; preds = %for.body
-  %arrayidx4 = getelementptr inbounds i32, i32* %res, i64 %indvars.iv
-  %w = load i32, i32* %arrayidx4, align 4, !llvm.access.group !0
-  %arrayidx8 = getelementptr inbounds i32, i32* %d, i64 %indvars.iv
-  %2 = load i32, i32* %arrayidx8, align 4, !llvm.access.group !0
-  %add2 = add nsw i32 %2, %w
-  br label %cond.end
-
-cond.end:                                         ; preds = %for.body, %cond.false
-  %cond = phi i32 [ %add, %cond.false ], [ %add2, %cond.true ]
-  %arrayidx9 = getelementptr inbounds i32, i32* %res, i64 %indvars.iv
-  store i32 %cond, i32* %arrayidx9, align 4, !llvm.access.group !0
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 16
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !0
-
-for.end:                                          ; preds = %cond.end
-  ret void
-}
-
-attributes #0 = { norecurse nounwind uwtable }
-
-!0 = distinct !{!0, !1, !{!"llvm.loop.parallel_accesses", !10}}
-!1 = !{!"llvm.loop.vectorize.enable", i1 true}
-!10 = distinct !{}