[libc][NFC] Remove use of StreamWrapper from math differential tests.

Along the way, the utility Timer has been moved to the math differential
test directory.

Reviewed By: lntue

Differential Revision: https://reviews.llvm.org/D148450

3 files changed, 0 insertions, 77 deletions

diff --git a/libc/utils/testutils/CMakeLists.txt b/libc/utils/testutils/CMakeLists.txt
index 616a01f44de2..2d36ae581673 100644
--- a/libc/utils/testutils/CMakeLists.txt
+++ b/libc/utils/testutils/CMakeLists.txt
@@ -13,7 +13,5 @@ add_library(
   ExecuteFunction.h
   ${FDReaderFile}
   FDReader.h
-  Timer.h
-  Timer.cpp
   RoundingModeUtils.cpp
 )
diff --git a/libc/utils/testutils/Timer.cpp b/libc/utils/testutils/Timer.cpp
deleted file mode 100644
index 6780389d5322..000000000000
--- a/libc/utils/testutils/Timer.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-//===-- Timer.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
-//
-//===----------------------------------------------------------------------===//
-
-#include "Timer.h"
-
-#include <chrono>
-#include <fstream>
-
-namespace __llvm_libc {
-namespace testing {
-
-struct TimerImplementation {
-  std::chrono::high_resolution_clock::time_point Start;
-  std::chrono::high_resolution_clock::time_point End;
-};
-
-Timer::Timer() : Impl(new TimerImplementation) {}
-
-Timer::~Timer() { delete reinterpret_cast<TimerImplementation *>(Impl); }
-
-void Timer::start() {
-  auto T = reinterpret_cast<TimerImplementation *>(Impl);
-  T->Start = std::chrono::high_resolution_clock::now();
-}
-
-void Timer::stop() {
-  auto T = reinterpret_cast<TimerImplementation *>(Impl);
-  T->End = std::chrono::high_resolution_clock::now();
-}
-
-uint64_t Timer::nanoseconds() const {
-  auto T = reinterpret_cast<TimerImplementation *>(Impl);
-  return std::chrono::nanoseconds(T->End - T->Start).count();
-}
-
-} // namespace testing
-} // namespace __llvm_libc
diff --git a/libc/utils/testutils/Timer.h b/libc/utils/testutils/Timer.h
deleted file mode 100644
index 9df13a0d4074..000000000000
--- a/libc/utils/testutils/Timer.h
+++ /dev/null
@@ -1,33 +0,0 @@
-//===-- Timer.h -------------------------------------------------*- 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
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_LIBC_UTILS_TESTUTILS_TIMER_H
-#define LLVM_LIBC_UTILS_TESTUTILS_TIMER_H
-
-#include <stdint.h>
-
-namespace __llvm_libc {
-namespace testing {
-
-class Timer {
-  void *Impl;
-
-public:
-  Timer();
-  ~Timer();
-
-  void start();
-  void stop();
-
-  uint64_t nanoseconds() const;
-};
-
-} // namespace testing
-} // namespace __llvm_libc
-
-#endif // LLVM_LIBC_UTILS_TESTUTILS_TIMER_H