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, 63 deletions

diff --git a/llvm/test/Transforms/LoopVectorize/interleaved-accesses-alias.ll b/llvm/test/Transforms/LoopVectorize/interleaved-accesses-alias.ll
deleted file mode 100644
index 213c30602f0..00000000000
--- a/llvm/test/Transforms/LoopVectorize/interleaved-accesses-alias.ll
+++ /dev/null
@@ -1,63 +0,0 @@
-; RUN: opt -S -loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -enable-interleaved-mem-accesses=true < %s | FileCheck %s
-
-; When merging two stores with interleaved access vectorization, make sure we
-; propagate the alias information from all scalar stores to form the most
-; generic alias info.
-
-target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
-target triple = "arm64-apple-ios5.0.0"
-
-%struct.Vec4r = type { double, double, double, double }
-%struct.Vec2r = type { double, double }
-
-define void @foobar(%struct.Vec4r* nocapture readonly %p, i32 %i)
-{
-entry:
-  %cp = alloca [20 x %struct.Vec2r], align 8
-  %0 = bitcast [20 x %struct.Vec2r]* %cp to i8*
-  br label %for.body
-
-for.cond.cleanup:                                 ; preds = %for.body
-  %arraydecay = getelementptr inbounds [20 x %struct.Vec2r], [20 x %struct.Vec2r]* %cp, i64 0, i64 0
-  call void @g(%struct.Vec2r* nonnull %arraydecay) #4
-  ret void
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %x = getelementptr inbounds %struct.Vec4r, %struct.Vec4r* %p, i64 %indvars.iv, i32 0
-  %1 = load double, double* %x, align 8, !tbaa !3
-  %mul = fmul double %1, 2.000000e+00
-  %x4 = getelementptr inbounds [20 x %struct.Vec2r], [20 x %struct.Vec2r]* %cp, i64 0, i64 %indvars.iv, i32 0
-
-; The new store should alias any double rather than one of the fields of Vec2r.
-; CHECK: store <4 x double> {{.*}} !tbaa ![[STORE_TBAA:[0-9]+]]
-; CHECK-DAG: ![[DOUBLE_TBAA:[0-9]+]] = !{!"double", !{{[0-9+]}}, i64 0}
-; CHECK-DAG: ![[STORE_TBAA]] = !{![[DOUBLE_TBAA]], ![[DOUBLE_TBAA]], i64 0}
-  store double %mul, double* %x4, align 8, !tbaa !8
-  %y = getelementptr inbounds %struct.Vec4r, %struct.Vec4r* %p, i64 %indvars.iv, i32 1
-  %2 = load double, double* %y, align 8, !tbaa !10
-  %mul7 = fmul double %2, 3.000000e+00
-  %y10 = getelementptr inbounds [20 x %struct.Vec2r], [20 x %struct.Vec2r]* %cp, i64 0, i64 %indvars.iv, i32 1
-  store double %mul7, double* %y10, align 8, !tbaa !11
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 4
-  br i1 %exitcond, label %for.cond.cleanup, label %for.body
-}
-
-declare void @g(%struct.Vec2r*)
-
-!llvm.module.flags = !{!0, !1}
-!llvm.ident = !{!2}
-
-!0 = !{i32 1, !"wchar_size", i32 4}
-!1 = !{i32 7, !"PIC Level", i32 2}
-!2 = !{!"clang version 6.0.0 (trunk 319007) (llvm/trunk 319324)"}
-!3 = !{!4, !5, i64 0}
-!4 = !{!"Vec4r", !5, i64 0, !5, i64 8, !5, i64 16, !5, i64 24}
-!5 = !{!"double", !6, i64 0}
-!6 = !{!"omnipotent char", !7, i64 0}
-!7 = !{!"Simple C/C++ TBAA"}
-!8 = !{!9, !5, i64 0}
-!9 = !{!"Vec2r", !5, i64 0, !5, i64 8}
-!10 = !{!4, !5, i64 8}
-!11 = !{!9, !5, i64 8}