os_windows_x86.inline.hpp

/*
 * Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * under the terms of the GNU General Public License version 2 only, as
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
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#ifndef OS_CPU_WINDOWS_X86_OS_WINDOWS_X86_INLINE_HPP
#define OS_CPU_WINDOWS_X86_OS_WINDOWS_X86_INLINE_HPP

#include "runtime/os.hpp"

inline jlong os::rdtsc() {
  // 32 bit: 64 bit result in edx:eax
  // 64 bit: 64 bit value in rax
  uint64_t res;
  res = (uint64_t)__rdtsc();
  return (jlong)res;
}

#endif // OS_CPU_WINDOWS_X86_OS_WINDOWS_X86_INLINE_HPP