[llvm] [bolt] Introduce binary analysis tool based on BOLT. (PR #115330)

[Anatoly Trosinenko via llvm-commits]

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@@ -0,0 +1,122 @@
+//===- bolt/tools/binary-analysis/binary-analysis.cpp ---------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This is a generic binary analysis tool, where multiple different specific
+// binary analyses can be plugged in to. The binary analyses are mostly built
+// on top of BOLT components.
+//
+//===----------------------------------------------------------------------===//
+
+#include "bolt/Rewrite/RewriteInstance.h"
+#include "bolt/Utils/CommandLineOpts.h"
+#include "llvm/MC/TargetRegistry.h"
+#include "llvm/Object/Binary.h"
+#include "llvm/Object/ELFObjectFile.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Errc.h"
+#include "llvm/Support/ManagedStatic.h"
+#include "llvm/Support/PrettyStackTrace.h"
+#include "llvm/Support/Program.h"
+#include "llvm/Support/Signals.h"
+#include "llvm/Support/TargetSelect.h"
+#include "llvm/Support/VirtualFileSystem.h"
+
+#define DEBUG_TYPE "bolt"
+
+using namespace llvm;
+using namespace object;
+using namespace bolt;
+
+namespace opts {
+
+static cl::OptionCategory *BinaryAnalysisCategories[] = {
+    &BinaryAnalysisCategory};
+
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atrosinenko wrote:

It looks like `BoltCategory` is also useful, at least its `-print-*` options. Though it contains a number of options not relevant to the "read-only" use case.

https://github.com/llvm/llvm-project/pull/115330