Revert "[XRay][compiler-rt] XRay Buffer Queue"

Broke the build on arm7 and aarch64.

llvm-svn: 287911

1 files changed, 0 insertions, 80 deletions

diff --git a/compiler-rt/lib/xray/tests/unit/buffer_queue_test.cc b/compiler-rt/lib/xray/tests/unit/buffer_queue_test.cc
deleted file mode 100644
index fd7d5afbb3a..00000000000
--- a/compiler-rt/lib/xray/tests/unit/buffer_queue_test.cc
+++ /dev/null
@@ -1,80 +0,0 @@
-//===-- buffer_queue_test.cc ----------------------------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file is a part of XRay, a function call tracing system.
-//
-//===----------------------------------------------------------------------===//
-#include "xray_buffer_queue.h"
-#include "gtest/gtest.h"
-
-#include <future>
-#include <unistd.h>
-
-namespace __xray {
-
-static constexpr size_t kSize = 4096;
-
-TEST(BufferQueueTest, API) { BufferQueue Buffers(kSize, 1); }
-
-TEST(BufferQueueTest, GetAndRelease) {
-  BufferQueue Buffers(kSize, 1);
-  BufferQueue::Buffer Buf;
-  ASSERT_FALSE(Buffers.getBuffer(Buf));
-  ASSERT_NE(nullptr, Buf.Buffer);
-  ASSERT_FALSE(Buffers.releaseBuffer(Buf));
-  ASSERT_EQ(nullptr, Buf.Buffer);
-}
-
-TEST(BufferQueueTest, GetUntilFailed) {
-  BufferQueue Buffers(kSize, 1);
-  BufferQueue::Buffer Buf0;
-  EXPECT_FALSE(Buffers.getBuffer(Buf0));
-  BufferQueue::Buffer Buf1;
-  EXPECT_EQ(std::errc::not_enough_memory, Buffers.getBuffer(Buf1));
-  EXPECT_FALSE(Buffers.releaseBuffer(Buf0));
-}
-
-TEST(BufferQueueTest, ReleaseUnknown) {
-  BufferQueue Buffers(kSize, 1);
-  BufferQueue::Buffer Buf;
-  Buf.Buffer = reinterpret_cast<void *>(0xdeadbeef);
-  Buf.Size = kSize;
-  EXPECT_EQ(std::errc::argument_out_of_domain, Buffers.releaseBuffer(Buf));
-}
-
-TEST(BufferQueueTest, ErrorsWhenFinalising) {
-  BufferQueue Buffers(kSize, 2);
-  BufferQueue::Buffer Buf;
-  ASSERT_FALSE(Buffers.getBuffer(Buf));
-  ASSERT_NE(nullptr, Buf.Buffer);
-  ASSERT_FALSE(Buffers.finalize());
-  BufferQueue::Buffer OtherBuf;
-  ASSERT_EQ(std::errc::state_not_recoverable, Buffers.getBuffer(OtherBuf));
-  ASSERT_EQ(std::errc::state_not_recoverable, Buffers.finalize());
-  ASSERT_FALSE(Buffers.releaseBuffer(Buf));
-}
-
-TEST(BufferQueueTest, MultiThreaded) {
-  BufferQueue Buffers(kSize, 100);
-  auto F = [&] {
-    BufferQueue::Buffer B;
-    while (!Buffers.getBuffer(B)) {
-      Buffers.releaseBuffer(B);
-    }
-  };
-  auto T0 = std::async(std::launch::async, F);
-  auto T1 = std::async(std::launch::async, F);
-  auto T2 = std::async(std::launch::async, [&] {
-    while (!Buffers.finalize())
-      ;
-  });
-  F();
-}
-
-} // namespace __xray