1 files changed, 0 insertions, 281 deletions
diff --git a/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_rtems.cpp b/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_rtems.cpp
deleted file mode 100644
index d58bd08fb1a8..000000000000
--- a/contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_rtems.cpp
+++ /dev/null
@@ -1,281 +0,0 @@
-//===-- sanitizer_rtems.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
-//
-//===----------------------------------------------------------------------===//
-//
-// This file is shared between various sanitizers' runtime libraries and
-// implements RTEMS-specific functions.
-//===----------------------------------------------------------------------===//
-
-#include "sanitizer_rtems.h"
-#if SANITIZER_RTEMS
-
-#define posix_memalign __real_posix_memalign
-#define free __real_free
-#define memset __real_memset
-
-#include "sanitizer_file.h"
-#include "sanitizer_symbolizer.h"
-#include <errno.h>
-#include <fcntl.h>
-#include <pthread.h>
-#include <sched.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-// There is no mmap on RTEMS.  Use memalign, etc.
-#define __mmap_alloc_aligned posix_memalign
-#define __mmap_free free
-#define __mmap_memset memset
-
-namespace __sanitizer {
-
-#include "sanitizer_syscall_generic.inc"
-
-void NORETURN internal__exit(int exitcode) {
-  _exit(exitcode);
-}
-
-uptr internal_sched_yield() {
-  return sched_yield();
-}
-
-uptr internal_getpid() {
-  return getpid();
-}
-
-int internal_dlinfo(void *handle, int request, void *p) {
-  UNIMPLEMENTED();
-}
-
-bool FileExists(const char *filename) {
-  struct stat st;
-  if (stat(filename, &st))
-    return false;
-  // Sanity check: filename is a regular file.
-  return S_ISREG(st.st_mode);
-}
-
-uptr GetThreadSelf() { return static_cast<uptr>(pthread_self()); }
-
-tid_t GetTid() { return GetThreadSelf(); }
-
-void Abort() { abort(); }
-
-int Atexit(void (*function)(void)) { return atexit(function); }
-
-void SleepForSeconds(int seconds) { sleep(seconds); }
-
-void SleepForMillis(int millis) { usleep(millis * 1000); }
-
-bool SupportsColoredOutput(fd_t fd) { return false; }
-
-void GetThreadStackTopAndBottom(bool at_initialization,
-                                uptr *stack_top, uptr *stack_bottom) {
-  pthread_attr_t attr;
-  pthread_attr_init(&attr);
-  CHECK_EQ(pthread_getattr_np(pthread_self(), &attr), 0);
-  void *base = nullptr;
-  size_t size = 0;
-  CHECK_EQ(pthread_attr_getstack(&attr, &base, &size), 0);
-  CHECK_EQ(pthread_attr_destroy(&attr), 0);
-
-  *stack_bottom = reinterpret_cast<uptr>(base);
-  *stack_top = *stack_bottom + size;
-}
-
-void GetThreadStackAndTls(bool main, uptr *stk_addr, uptr *stk_size,
-                          uptr *tls_addr, uptr *tls_size) {
-  uptr stack_top, stack_bottom;
-  GetThreadStackTopAndBottom(main, &stack_top, &stack_bottom);
-  *stk_addr = stack_bottom;
-  *stk_size = stack_top - stack_bottom;
-  *tls_addr = *tls_size = 0;
-}
-
-void InitializePlatformEarly() {}
-void MaybeReexec() {}
-void CheckASLR() {}
-void CheckMPROTECT() {}
-void DisableCoreDumperIfNecessary() {}
-void InstallDeadlySignalHandlers(SignalHandlerType handler) {}
-void SetAlternateSignalStack() {}
-void UnsetAlternateSignalStack() {}
-void InitTlsSize() {}
-
-void SignalContext::DumpAllRegisters(void *context) {}
-const char *DescribeSignalOrException(int signo) { UNIMPLEMENTED(); }
-
-enum MutexState { MtxUnlocked = 0, MtxLocked = 1, MtxSleeping = 2 };
-
-BlockingMutex::BlockingMutex() {
-  internal_memset(this, 0, sizeof(*this));
-}
-
-void BlockingMutex::Lock() {
-  CHECK_EQ(owner_, 0);
-  atomic_uint32_t *m = reinterpret_cast<atomic_uint32_t *>(&opaque_storage_);
-  if (atomic_exchange(m, MtxLocked, memory_order_acquire) == MtxUnlocked)
-    return;
-  while (atomic_exchange(m, MtxSleeping, memory_order_acquire) != MtxUnlocked) {
-    internal_sched_yield();
-  }
-}
-
-void BlockingMutex::Unlock() {
-  atomic_uint32_t *m = reinterpret_cast<atomic_uint32_t *>(&opaque_storage_);
-  u32 v = atomic_exchange(m, MtxUnlocked, memory_order_release);
-  CHECK_NE(v, MtxUnlocked);
-}
-
-void BlockingMutex::CheckLocked() {
-  atomic_uint32_t *m = reinterpret_cast<atomic_uint32_t *>(&opaque_storage_);
-  CHECK_NE(MtxUnlocked, atomic_load(m, memory_order_relaxed));
-}
-
-uptr GetPageSize() { return getpagesize(); }
-
-uptr GetMmapGranularity() { return GetPageSize(); }
-
-uptr GetMaxVirtualAddress() {
-  return (1ULL << 32) - 1;  // 0xffffffff
-}
-
-void *MmapOrDie(uptr size, const char *mem_type, bool raw_report) {
-  void* ptr = 0;
-  int res = __mmap_alloc_aligned(&ptr, GetPageSize(), size);
-  if (UNLIKELY(res))
-    ReportMmapFailureAndDie(size, mem_type, "allocate", res, raw_report);
-  __mmap_memset(ptr, 0, size);
-  IncreaseTotalMmap(size);
-  return ptr;
-}
-
-void *MmapOrDieOnFatalError(uptr size, const char *mem_type) {
-  void* ptr = 0;
-  int res = __mmap_alloc_aligned(&ptr, GetPageSize(), size);
-  if (UNLIKELY(res)) {
-    if (res == ENOMEM)
-      return nullptr;
-    ReportMmapFailureAndDie(size, mem_type, "allocate", false);
-  }
-  __mmap_memset(ptr, 0, size);
-  IncreaseTotalMmap(size);
-  return ptr;
-}
-
-void *MmapAlignedOrDieOnFatalError(uptr size, uptr alignment,
-                                   const char *mem_type) {
-  CHECK(IsPowerOfTwo(size));
-  CHECK(IsPowerOfTwo(alignment));
-  void* ptr = 0;
-  int res = __mmap_alloc_aligned(&ptr, alignment, size);
-  if (res)
-    ReportMmapFailureAndDie(size, mem_type, "align allocate", res, false);
-  __mmap_memset(ptr, 0, size);
-  IncreaseTotalMmap(size);
-  return ptr;
-}
-
-void *MmapNoReserveOrDie(uptr size, const char *mem_type) {
-  return MmapOrDie(size, mem_type, false);
-}
-
-void UnmapOrDie(void *addr, uptr size) {
-  if (!addr || !size) return;
-  __mmap_free(addr);
-  DecreaseTotalMmap(size);
-}
-
-fd_t OpenFile(const char *filename, FileAccessMode mode, error_t *errno_p) {
-  int flags;
-  switch (mode) {
-    case RdOnly: flags = O_RDONLY; break;
-    case WrOnly: flags = O_WRONLY | O_CREAT | O_TRUNC; break;
-    case RdWr: flags = O_RDWR | O_CREAT; break;
-  }
-  fd_t res = open(filename, flags, 0660);
-  if (internal_iserror(res, errno_p))
-    return kInvalidFd;
-  return res;
-}
-
-void CloseFile(fd_t fd) {
-  close(fd);
-}
-
-bool ReadFromFile(fd_t fd, void *buff, uptr buff_size, uptr *bytes_read,
-                  error_t *error_p) {
-  uptr res = read(fd, buff, buff_size);
-  if (internal_iserror(res, error_p))
-    return false;
-  if (bytes_read)
-    *bytes_read = res;
-  return true;
-}
-
-bool WriteToFile(fd_t fd, const void *buff, uptr buff_size, uptr *bytes_written,
-                 error_t *error_p) {
-  uptr res = write(fd, buff, buff_size);
-  if (internal_iserror(res, error_p))
-    return false;
-  if (bytes_written)
-    *bytes_written = res;
-  return true;
-}
-
-void ReleaseMemoryPagesToOS(uptr beg, uptr end) {}
-void DumpProcessMap() {}
-
-// There is no page protection so everything is "accessible."
-bool IsAccessibleMemoryRange(uptr beg, uptr size) {
-  return true;
-}
-
-char **GetArgv() { return nullptr; }
-char **GetEnviron() { return nullptr; }
-
-const char *GetEnv(const char *name) {
-  return getenv(name);
-}
-
-uptr ReadBinaryName(/*out*/char *buf, uptr buf_len) {
-  internal_strncpy(buf, "StubBinaryName", buf_len);
-  return internal_strlen(buf);
-}
-
-uptr ReadLongProcessName(/*out*/ char *buf, uptr buf_len) {
-  internal_strncpy(buf, "StubProcessName", buf_len);
-  return internal_strlen(buf);
-}
-
-bool IsPathSeparator(const char c) {
-  return c == '/';
-}
-
-bool IsAbsolutePath(const char *path) {
-  return path != nullptr && IsPathSeparator(path[0]);
-}
-
-void ReportFile::Write(const char *buffer, uptr length) {
-  SpinMutexLock l(mu);
-  static const char *kWriteError =
-      "ReportFile::Write() can't output requested buffer!\n";
-  ReopenIfNecessary();
-  if (length != write(fd, buffer, length)) {
-    write(fd, kWriteError, internal_strlen(kWriteError));
-    Die();
-  }
-}
-
-uptr MainThreadStackBase, MainThreadStackSize;
-uptr MainThreadTlsBase, MainThreadTlsSize;
-
-} // namespace __sanitizer
-
-#endif  // SANITIZER_RTEMS