llvm/unittests/tools/llvm-exegesis/BenchmarkRunnerTest.cpp

   1 //===-- BenchmarkRunnerTest.cpp ---------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "BenchmarkRunner.h"
  10 #include "gmock/gmock.h"
  11 #include "gtest/gtest.h"
  12
  13 namespace llvm {
  14 namespace exegesis {
  15
  16 namespace {
  17
  18 TEST(ScratchSpaceTest, Works) {
  19   BenchmarkRunner::ScratchSpace Space;
  20   EXPECT_EQ(reinterpret_cast<intptr_t>(Space.ptr()) %
  21                 BenchmarkRunner::ScratchSpace::kAlignment,
  22             0u);
  23   Space.ptr()[0] = 42;
  24   Space.ptr()[BenchmarkRunner::ScratchSpace::kSize - 1] = 43;
  25   Space.clear();
  26   EXPECT_EQ(Space.ptr()[0], 0);
  27   EXPECT_EQ(Space.ptr()[BenchmarkRunner::ScratchSpace::kSize - 1], 0);
  28 }
  29
  30 } // namespace
  31 } // namespace exegesis
  32 } // namespace llvm