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, 59 deletions

diff --git a/llvm/test/Transforms/SimplifyCFG/branch-fold-dbg.ll b/llvm/test/Transforms/SimplifyCFG/branch-fold-dbg.ll
deleted file mode 100644
index 2414b569ba4..00000000000
--- a/llvm/test/Transforms/SimplifyCFG/branch-fold-dbg.ll
+++ /dev/null
@@ -1,59 +0,0 @@
-; RUN: opt -simplifycfg -S < %s | FileCheck %s
-
-%0 = type { i32*, i32* }
-
-@0 = external hidden constant [5 x %0], align 4
-
-define void @foo(i32) nounwind ssp !dbg !0 {
-Entry:
-  %1 = icmp slt i32 %0, 0, !dbg !5
-  br i1 %1, label %BB5, label %BB1, !dbg !5
-
-BB1:                                              ; preds = %Entry
-  %2 = icmp sgt i32 %0, 4, !dbg !5
-  br i1 %2, label %BB5, label %BB2, !dbg !5
-
-BB2:                                              ; preds = %BB1
-  %3 = shl i32 1, %0, !dbg !5
-  %4 = and i32 %3, 31, !dbg !5
-  %5 = icmp eq i32 %4, 0, !dbg !5
-  br i1 %5, label %BB5, label %BB3, !dbg !5
-
-;CHECK: icmp eq
-;CHECK-NEXT: getelementptr
-;CHECK-NEXT: icmp eq
-
-BB3:                                              ; preds = %BB2
-  %6 = getelementptr inbounds [5 x %0], [5 x %0]* @0, i32 0, i32 %0, !dbg !6
-  call void @llvm.dbg.value(metadata %0* %6, metadata !7, metadata !{}), !dbg !12
-  %7 = icmp eq %0* %6, null, !dbg !13
-  br i1 %7, label %BB5, label %BB4, !dbg !13
-
-BB4:                                              ; preds = %BB3
-  %8 = icmp slt i32 %0, 0, !dbg !5
-  ret void, !dbg !14
-
-BB5:                                              ; preds = %BB3, %BB2, %BB1, %Entry
-  ret void, !dbg !14
-}
-
-declare void @llvm.dbg.value(metadata, metadata, metadata) nounwind readnone
-
-!llvm.dbg.cu = !{!2}
-
-!0 = distinct !DISubprogram(name: "foo", line: 231, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !2, file: !15, scope: !1, type: !3)
-!1 = !DIFile(filename: "a.c", directory: "/private/tmp")
-!2 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang (trunk 129006)", isOptimized: true, emissionKind: FullDebug, file: !15, enums: !4, retainedTypes: !4)
-!3 = !DISubroutineType(types: !4)
-!4 = !{null}
-!5 = !DILocation(line: 131, column: 2, scope: !0)
-!6 = !DILocation(line: 134, column: 2, scope: !0)
-!7 = !DILocalVariable(name: "bar", line: 232, scope: !8, file: !1, type: !9)
-!8 = distinct !DILexicalBlock(line: 231, column: 1, file: !15, scope: !0)
-!9 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, scope: !2, baseType: !10)
-!10 = !DIDerivedType(tag: DW_TAG_const_type, scope: !2, baseType: !11)
-!11 = !DIBasicType(tag: DW_TAG_base_type, name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned)
-!12 = !DILocation(line: 232, column: 40, scope: !8)
-!13 = !DILocation(line: 234, column: 2, scope: !8)
-!14 = !DILocation(line: 274, column: 1, scope: !8)
-!15 = !DIFile(filename: "a.c", directory: "/private/tmp")