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authorauth12 <[email protected]>2020-07-19 11:45:43 -0700
committerauth12 <[email protected]>2020-07-19 11:45:43 -0700
commit4e6a09d486ed462ee4cf38c3735a12d530dc09d4 (patch)
treea67ccac41fef7a412b4357fbe54582cc4b692863 /client/asmjit/core/osutils_p.h
parentDeleted asmjit submodule (diff)
downloadloader-4e6a09d486ed462ee4cf38c3735a12d530dc09d4.tar.xz
loader-4e6a09d486ed462ee4cf38c3735a12d530dc09d4.zip
Added asmjit.
Fixed solution file.
Diffstat (limited to 'client/asmjit/core/osutils_p.h')
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diff --git a/client/asmjit/core/osutils_p.h b/client/asmjit/core/osutils_p.h
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+// AsmJit - Machine code generation for C++
+//
+// * Official AsmJit Home Page: https://asmjit.com
+// * Official Github Repository: https://github.com/asmjit/asmjit
+//
+// Copyright (c) 2008-2020 The AsmJit Authors
+//
+// This software is provided 'as-is', without any express or implied
+// warranty. In no event will the authors be held liable for any damages
+// arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented; you must not
+// claim that you wrote the original software. If you use this software
+// in a product, an acknowledgment in the product documentation would be
+// appreciated but is not required.
+// 2. Altered source versions must be plainly marked as such, and must not be
+// misrepresented as being the original software.
+// 3. This notice may not be removed or altered from any source distribution.
+
+#ifndef ASMJIT_CORE_OSUTILS_P_H_INCLUDED
+#define ASMJIT_CORE_OSUTILS_P_H_INCLUDED
+
+#include "../core/osutils.h"
+
+ASMJIT_BEGIN_NAMESPACE
+
+//! \cond INTERNAL
+//! \addtogroup asmjit_utilities
+//! \{
+
+// ============================================================================
+// [asmjit::Lock]
+// ============================================================================
+
+#if defined(_WIN32)
+
+// Windows implementation.
+static_assert(sizeof(Lock::Handle) == sizeof(CRITICAL_SECTION), "asmjit::Lock::Handle layout must match CRITICAL_SECTION");
+static_assert(alignof(Lock::Handle) == alignof(CRITICAL_SECTION), "asmjit::Lock::Handle alignment must match CRITICAL_SECTION");
+
+inline Lock::Lock() noexcept { InitializeCriticalSection(reinterpret_cast<CRITICAL_SECTION*>(&_handle)); }
+inline Lock::~Lock() noexcept { DeleteCriticalSection(reinterpret_cast<CRITICAL_SECTION*>(&_handle)); }
+inline void Lock::lock() noexcept { EnterCriticalSection(reinterpret_cast<CRITICAL_SECTION*>(&_handle)); }
+inline void Lock::unlock() noexcept { LeaveCriticalSection(reinterpret_cast<CRITICAL_SECTION*>(&_handle)); }
+
+#elif !defined(__EMSCRIPTEN__)
+
+// PThread implementation.
+#ifdef PTHREAD_MUTEX_INITIALIZER
+inline Lock::Lock() noexcept : _handle(PTHREAD_MUTEX_INITIALIZER) {}
+#else
+inline Lock::Lock() noexcept { pthread_mutex_init(&_handle, nullptr); }
+#endif
+inline Lock::~Lock() noexcept { pthread_mutex_destroy(&_handle); }
+inline void Lock::lock() noexcept { pthread_mutex_lock(&_handle); }
+inline void Lock::unlock() noexcept { pthread_mutex_unlock(&_handle); }
+
+#else
+
+// Dummy implementation - Emscripten or other unsupported platform.
+inline Lock::Lock() noexcept {}
+inline Lock::~Lock() noexcept {}
+inline void Lock::lock() noexcept {}
+inline void Lock::unlock() noexcept {}
+
+#endif
+
+// ============================================================================
+// [asmjit::LockGuard]
+// ============================================================================
+
+//! Scoped lock.
+class LockGuard {
+public:
+ ASMJIT_NONCOPYABLE(LockGuard)
+
+ Lock& _target;
+
+ inline LockGuard(Lock& target) noexcept
+ : _target(target) { _target.lock(); }
+ inline ~LockGuard() noexcept { _target.unlock(); }
+};
+
+//! \}
+//! \endcond
+
+ASMJIT_END_NAMESPACE
+
+#endif // ASMJIT_CORE_OSUTILS_P_H_INCLUDED
+