From 2c5e9d71aba3b1a85f07c08d2c09d40b8547264b Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Thu, 3 May 2012 16:50:55 +0000
Subject: Vendor import of llvm release_31 branch r155985:
 http://llvm.org/svn/llvm-project/llvm/branches/release_31@155985

---
 utils/json-bench/JSONBench.cpp | 85 ------------------------------------------
 1 file changed, 85 deletions(-)
 delete mode 100644 utils/json-bench/JSONBench.cpp

(limited to 'utils/json-bench/JSONBench.cpp')

diff --git a/utils/json-bench/JSONBench.cpp b/utils/json-bench/JSONBench.cpp
deleted file mode 100644
index ca8a36a..0000000
--- a/utils/json-bench/JSONBench.cpp
+++ /dev/null
@@ -1,85 +0,0 @@
-//===- JSONBench - Benchmark the JSONParser implementation ----------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This program executes the JSONParser on differntly sized JSON texts and
-// outputs the run time.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/ADT/Twine.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/JSONParser.h"
-#include "llvm/Support/Timer.h"
-#include "llvm/Support/raw_ostream.h"
-
-static llvm::cl::opt<bool>
-Verify("verify", llvm::cl::desc(
-         "Run a quick verification useful for regression testing"),
-       llvm::cl::init(false));
-
-static llvm::cl::opt<unsigned>
-MemoryLimitMB("memory-limit", llvm::cl::desc(
-                "Do not use more megabytes of memory"),
-	          llvm::cl::init(1000));
-
-void benchmark(llvm::TimerGroup &Group, llvm::StringRef Name,
-               llvm::StringRef JSONText) {
-  llvm::Timer BaseLine((Name + ": Loop").str(), Group);
-  BaseLine.startTimer();
-  char C = 0;
-  for (llvm::StringRef::iterator I = JSONText.begin(),
-                                 E = JSONText.end();
-       I != E; ++I) { C += *I; }
-  BaseLine.stopTimer();
-  volatile char DontOptimizeOut = C; (void)DontOptimizeOut;
-
-  llvm::Timer Parsing((Name + ": Parsing").str(), Group);
-  Parsing.startTimer();
-  llvm::SourceMgr SM;
-  llvm::JSONParser Parser(JSONText, &SM);
-  if (!Parser.validate()) {
-    llvm::errs() << "Parsing error in JSON parser benchmark.\n";
-    exit(1);
-  }
-  Parsing.stopTimer();
-}
-
-std::string createJSONText(size_t MemoryMB, unsigned ValueSize) {
-  std::string JSONText;
-  llvm::raw_string_ostream Stream(JSONText);
-  Stream << "[\n";
-  size_t MemoryBytes = MemoryMB * 1024 * 1024;
-  while (JSONText.size() < MemoryBytes) {
-    Stream << " {\n"
-           << "  \"key1\": \"" << std::string(ValueSize, '*') << "\",\n"
-           << "  \"key2\": \"" << std::string(ValueSize, '*') << "\",\n"
-           << "  \"key3\": \"" << std::string(ValueSize, '*') << "\"\n"
-           << " }";
-    Stream.flush();
-    if (JSONText.size() < MemoryBytes) Stream << ",";
-    Stream << "\n";
-  }
-  Stream << "]\n";
-  Stream.flush();
-  return JSONText;
-}
-
-int main(int argc, char **argv) {
-  llvm::cl::ParseCommandLineOptions(argc, argv);
-  llvm::TimerGroup Group("JSON parser benchmark");
-  if (Verify) {
-    benchmark(Group, "Fast", createJSONText(10, 500));
-  } else {
-    benchmark(Group, "Small Values", createJSONText(MemoryLimitMB, 5));
-    benchmark(Group, "Medium Values", createJSONText(MemoryLimitMB, 500));
-    benchmark(Group, "Large Values", createJSONText(MemoryLimitMB, 50000));
-  }
-  return 0;
-}
-
-- 
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