Revert "Reland "[utils] Implement the llvm-locstats tool""

This reverts commit rL373317 due to test failure on the
clang-s390x-linux build bot.

llvm-svn: 373336

2 files changed, 0 insertions, 177 deletions

diff --git a/llvm/test/tools/llvm-locstats/lit.local.cfg b/llvm/test/tools/llvm-locstats/lit.local.cfg
deleted file mode 100644
index 0f2d477e161..00000000000
--- a/llvm/test/tools/llvm-locstats/lit.local.cfg
+++ /dev/null
@@ -1,2 +0,0 @@
-if not config.llvm_locstats_used:
-    config.unsupported = True
diff --git a/llvm/test/tools/llvm-locstats/locstats.ll b/llvm/test/tools/llvm-locstats/locstats.ll
deleted file mode 100644
index e01f35a7f6e..00000000000
--- a/llvm/test/tools/llvm-locstats/locstats.ll
+++ /dev/null
@@ -1,175 +0,0 @@
-; UNSUPPORTED: system-windows
-; REQUIRES: x86-registered-target
-; RUN: llc %s -o %t0.o -filetype=obj \
-; RUN:   | %llvm-locstats %t0.o | FileCheck %s --check-prefix=LOCSTATS
-;
-; Test the llvm-locstats output.
-; LOCSTATS: 0% 0 0%
-; LOCSTATS: 1-9% 0 0%
-; LOCSTATS: 10-19% 0 0%
-; LOCSTATS: 20-29% 1 11%
-; LOCSTATS: 30-39% 0 0%
-; LOCSTATS: 40-49% 1 11%
-; LOCSTATS: 50-59% 1 11%
-; LOCSTATS: 60-69% 1 11%
-; LOCSTATS: 70-79% 0 0%
-; LOCSTATS: 80-89% 2 22%
-; LOCSTATS: 90-99% 1 11%
-; LOCSTATS: 100% 2 22%
-;
-; The source code of the test case:
-;extern int fn2 (int);
-;
-;__attribute__((noinline))
-;int
-;fn1 (int *x, int *y)
-;{
-;  int a = *x;
-;  int b = *y;
-;  int local = a + b;
-;  if (a > 1) {
-;    local += 2;
-;    ++local;
-;    if (local > 200)
-;      local -= fn2(a);
-;  } else {
-;    local += 3;
-;    ++local;
-;    local += fn2(a);
-; }
-;  if (b > 4)
-;   local += a;
-;  int local2 = 7;
-;  local -= fn2 (local2);
-;  return local;
-;}
-;
-;__attribute__((noinline))
-;int f()
-;{
-;  int l, k;
-;  int res = 0;
-;  res += fn1 (&l, &k);
-;  return res;
-;}
-;
-; ModuleID = 'locstats.c'
-source_filename = "locstats.c"
-target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-unknown-linux-gnu"
-
-; Function Attrs: noinline nounwind uwtable
-define dso_local i32 @fn1(i32* nocapture readonly %0, i32* nocapture readonly %1) local_unnamed_addr !dbg !7 {
-  call void @llvm.dbg.value(metadata i32* %0, metadata !13, metadata !DIExpression()), !dbg !19
-  call void @llvm.dbg.value(metadata i32* %1, metadata !14, metadata !DIExpression()), !dbg !19
-  %3 = load i32, i32* %0, align 4, !dbg !20
-  call void @llvm.dbg.value(metadata i32 %3, metadata !15, metadata !DIExpression()), !dbg !19
-  %4 = load i32, i32* %1, align 4, !dbg !20
-  call void @llvm.dbg.value(metadata i32 %4, metadata !16, metadata !DIExpression()), !dbg !19
-  %5 = add nsw i32 %4, %3, !dbg !20
-  call void @llvm.dbg.value(metadata i32 %5, metadata !17, metadata !DIExpression()), !dbg !19
-  %6 = icmp sgt i32 %3, 1, !dbg !20
-  br i1 %6, label %7, label %13, !dbg !22
-
-7:                                                ; preds = %2
-  call void @llvm.dbg.value(metadata i32 %5, metadata !17, metadata !DIExpression(DW_OP_plus_uconst, 2, DW_OP_stack_value)), !dbg !19
-  %8 = add nsw i32 %5, 3, !dbg !23
-  call void @llvm.dbg.value(metadata i32 %8, metadata !17, metadata !DIExpression()), !dbg !19
-  %9 = icmp sgt i32 %8, 200, !dbg !25
-  br i1 %9, label %10, label %17, !dbg !27
-
-10:                                               ; preds = %7
-  %11 = tail call i32 @fn2(i32 %3), !dbg !27
-  %12 = sub nsw i32 %8, %11, !dbg !27
-  call void @llvm.dbg.value(metadata i32 %12, metadata !17, metadata !DIExpression()), !dbg !19
-  br label %17, !dbg !27
-
-13:                                               ; preds = %2
-  call void @llvm.dbg.value(metadata i32 %5, metadata !17, metadata !DIExpression(DW_OP_plus_uconst, 3, DW_OP_stack_value)), !dbg !19
-  %14 = add nsw i32 %5, 4, !dbg !28
-  call void @llvm.dbg.value(metadata i32 %14, metadata !17, metadata !DIExpression()), !dbg !19
-  %15 = tail call i32 @fn2(i32 %3), !dbg !30
-  %16 = add nsw i32 %14, %15, !dbg !30
-  call void @llvm.dbg.value(metadata i32 %16, metadata !17, metadata !DIExpression()), !dbg !19
-  br label %17
-
-17:                                               ; preds = %7, %10, %13
-  %18 = phi i32 [ %12, %10 ], [ %8, %7 ], [ %16, %13 ], !dbg !31
-  call void @llvm.dbg.value(metadata i32 %18, metadata !17, metadata !DIExpression()), !dbg !19
-  %19 = icmp sgt i32 %4, 4, !dbg !32
-  %20 = select i1 %19, i32 %3, i32 0, !dbg !34
-  %21 = add nsw i32 %18, %20, !dbg !34
-  call void @llvm.dbg.value(metadata i32 %21, metadata !17, metadata !DIExpression()), !dbg !19
-  call void @llvm.dbg.value(metadata i32 7, metadata !18, metadata !DIExpression()), !dbg !19
-  %22 = tail call i32 @fn2(i32 7), !dbg !34
-  %23 = sub i32 %21, %22, !dbg !34
-  call void @llvm.dbg.value(metadata i32 %23, metadata !17, metadata !DIExpression()), !dbg !19
-  ret i32 %23, !dbg !34
-}
-
-declare dso_local i32 @fn2(i32) local_unnamed_addr
-
-; Function Attrs: noinline nounwind uwtable
-define dso_local i32 @f() local_unnamed_addr !dbg !35 {
-  %1 = alloca i32, align 4
-  %2 = alloca i32, align 4
-  %3 = bitcast i32* %1 to i8*, !dbg !42
-  %4 = bitcast i32* %2 to i8*, !dbg !42
-  call void @llvm.dbg.value(metadata i32 0, metadata !41, metadata !DIExpression()), !dbg !42
-  call void @llvm.dbg.value(metadata i32* %1, metadata !39, metadata !DIExpression(DW_OP_deref)), !dbg !42
-  call void @llvm.dbg.value(metadata i32* %2, metadata !40, metadata !DIExpression(DW_OP_deref)), !dbg !42
-  %5 = call i32 @fn1(i32* nonnull %1, i32* nonnull %2), !dbg !42
-  call void @llvm.dbg.value(metadata i32 %5, metadata !41, metadata !DIExpression()), !dbg !42
-  ret i32 %5, !dbg !42
-}
-
-; Function Attrs: nounwind readnone speculatable willreturn
-declare void @llvm.dbg.value(metadata, metadata, metadata)
-
-!llvm.dbg.cu = !{!0}
-!llvm.module.flags = !{!3, !4, !5}
-!llvm.ident = !{!6}
-
-!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 10.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
-!1 = !DIFile(filename: "locstats.c", directory: "/dir")
-!2 = !{}
-!3 = !{i32 2, !"Dwarf Version", i32 4}
-!4 = !{i32 2, !"Debug Info Version", i32 3}
-!5 = !{i32 1, !"wchar_size", i32 4}
-!6 = !{!"clang version 10.0.0"}
-!7 = distinct !DISubprogram(name: "fn1", scope: !1, file: !1, line: 5, type: !8, scopeLine: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !12)
-!8 = !DISubroutineType(types: !9)
-!9 = !{!10, !11, !11}
-!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
-!11 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64)
-!12 = !{!13, !14, !15, !16, !17, !18}
-!13 = !DILocalVariable(name: "x", arg: 1, scope: !7, file: !1, line: 5, type: !11)
-!14 = !DILocalVariable(name: "y", arg: 2, scope: !7, file: !1, line: 5, type: !11)
-!15 = !DILocalVariable(name: "a", scope: !7, file: !1, line: 7, type: !10)
-!16 = !DILocalVariable(name: "b", scope: !7, file: !1, line: 8, type: !10)
-!17 = !DILocalVariable(name: "local", scope: !7, file: !1, line: 9, type: !10)
-!18 = !DILocalVariable(name: "local2", scope: !7, file: !1, line: 22, type: !10)
-!19 = !DILocation(line: 0, scope: !7)
-!20 = !DILocation(line: 7, column: 11, scope: !7)
-!21 = distinct !DILexicalBlock(scope: !7, file: !1, line: 10, column: 7)
-!22 = !DILocation(line: 10, column: 7, scope: !7)
-!23 = !DILocation(line: 12, column: 5, scope: !24)
-!24 = distinct !DILexicalBlock(scope: !21, file: !1, line: 10, column: 14)
-!25 = !DILocation(line: 13, column: 15, scope: !26)
-!26 = distinct !DILexicalBlock(scope: !24, file: !1, line: 13, column: 9)
-!27 = !DILocation(line: 13, column: 9, scope: !24)
-!28 = !DILocation(line: 17, column: 5, scope: !26)
-!29 = distinct !DILexicalBlock(scope: !21, file: !1, line: 15, column: 10)
-!30 = !DILocation(line: 18, column: 14, scope: !29)
-!31 = !DILocation(line: 0, scope: !21)
-!32 = !DILocation(line: 20, column: 9, scope: !33)
-!33 = distinct !DILexicalBlock(scope: !7, file: !1, line: 20, column: 7)
-!34 = !DILocation(line: 20, column: 7, scope: !7)
-!35 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 28, type: !36, scopeLine: 29, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !38)
-!36 = !DISubroutineType(types: !37)
-!37 = !{!10}
-!38 = !{!39, !40, !41}
-!39 = !DILocalVariable(name: "l", scope: !35, file: !1, line: 30, type: !10)
-!40 = !DILocalVariable(name: "k", scope: !35, file: !1, line: 30, type: !10)
-!41 = !DILocalVariable(name: "res", scope: !35, file: !1, line: 31, type: !10)
-!42 = !DILocation(line: 30, column: 3, scope: !35)