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diff --git a/client/asmjit/x86/x86internal_p.h b/client/asmjit/x86/x86internal_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_X86_X86INTERNAL_P_H_INCLUDED
+#define ASMJIT_X86_X86INTERNAL_P_H_INCLUDED
+
+#include "../core/api-config.h"
+
+#include "../core/func.h"
+#include "../x86/x86emitter.h"
+#include "../x86/x86operand.h"
+
+ASMJIT_BEGIN_SUB_NAMESPACE(x86)
+
+//! \cond INTERNAL
+//! \addtogroup asmjit_x86
+//! \{
+
+// ============================================================================
+// [asmjit::X86Internal]
+// ============================================================================
+
+//! X86 utilities used at multiple places, not part of public API, not exported.
+struct X86Internal {
+  //! Initialize `FuncDetail` (X86 specific).
+  static Error initFuncDetail(FuncDetail& func, const FuncSignature& signature, uint32_t registerSize) noexcept;
+
+  //! Initialize `FuncFrame` (X86 specific).
+  static Error initFuncFrame(FuncFrame& frame, const FuncDetail& signature) noexcept;
+
+  //! Finalize `FuncFrame` (X86 specific).
+  static Error finalizeFuncFrame(FuncFrame& frame) noexcept;
+
+  static Error argsToFuncFrame(const FuncArgsAssignment& args, FuncFrame& frame) noexcept;
+
+  //! Emit function prolog.
+  static Error emitProlog(Emitter* emitter, const FuncFrame& frame);
+
+  //! Emit function epilog.
+  static Error emitEpilog(Emitter* emitter, const FuncFrame& frame);
+
+  //! Emit a pure move operation between two registers or the same type or
+  //! between a register and its home slot. This function does not handle
+  //! register conversion.
+  static Error emitRegMove(Emitter* emitter,
+    const Operand_& dst_,
+    const Operand_& src_, uint32_t typeId, bool avxEnabled, const char* comment = nullptr);
+
+  //! Emit move from a function argument (either register or stack) to a register.
+  //!
+  //! This function can handle the necessary conversion from one argument to
+  //! another, and from one register type to another, if it's possible. Any
+  //! attempt of conversion that requires third register of a different group
+  //! (for example conversion from K to MMX) will fail.
+  static Error emitArgMove(Emitter* emitter,
+    const Reg& dst_, uint32_t dstTypeId,
+    const Operand_& src_, uint32_t srcTypeId, bool avxEnabled, const char* comment = nullptr);
+
+  static Error emitArgsAssignment(Emitter* emitter, const FuncFrame& frame, const FuncArgsAssignment& args);
+};
+
+//! \}
+//! \endcond
+
+ASMJIT_END_SUB_NAMESPACE
+
+#endif // ASMJIT_X86_X86INTERNAL_P_H_INCLUDED