[llvm] [ctx_prof] test tool: generate ctxprof bistream from json (PR #100379)

[Mircea Trofin via llvm-commits]

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@@ -0,0 +1,150 @@
+//===--- PGOCtxProfJSONReader.h - JSON format  ------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+///
+/// JSON format for the contextual profile for testing.
+///
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ADT/STLExtras.h"
+#include "llvm/IR/GlobalValue.h"
+#include "llvm/ProfileData/CtxInstrContextNode.h"
+#include "llvm/ProfileData/PGOCtxProfWriter.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Error.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/JSON.h"
+#include "llvm/Support/LLVMDriver.h"
+#include "llvm/Support/MemoryBuffer.h"
+#include "llvm/Support/raw_ostream.h"
+
+using namespace llvm;
+
+static cl::SubCommand FromJSON("fromJSON", "Convert from json");
+
+static cl::opt<std::string> InputFilename(
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mtrofin wrote:

Ack, I'll take care of of it. Thanks.

https://github.com/llvm/llvm-project/pull/100379