mirror of
https://github.com/ziglang/zig.git
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599 lines
26 KiB
C
Vendored
599 lines
26 KiB
C
Vendored
/* ===-------- intrin.h ---------------------------------------------------===
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*
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* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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* See https://llvm.org/LICENSE.txt for license information.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*
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*===-----------------------------------------------------------------------===
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*/
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/* Only include this if we're compiling for the windows platform. */
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#ifndef _MSC_VER
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#include_next <intrin.h>
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#else
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#ifndef __INTRIN_H
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#define __INTRIN_H
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/* First include the standard intrinsics. */
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#if defined(__i386__) || defined(__x86_64__)
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#include <x86intrin.h>
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#endif
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#if defined(__arm__)
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#include <armintr.h>
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#endif
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#if defined(__aarch64__)
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#include <arm64intr.h>
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#endif
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/* For the definition of jmp_buf. */
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#if __STDC_HOSTED__
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#include <setjmp.h>
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#endif
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/* Define the default attributes for the functions in this file. */
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#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__))
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#if __x86_64__
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#define __LPTRINT_TYPE__ __int64
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#else
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#define __LPTRINT_TYPE__ long
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(__MMX__)
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/* And the random ones that aren't in those files. */
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__m64 _m_from_float(float);
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float _m_to_float(__m64);
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#endif
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/* Other assorted instruction intrinsics. */
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void __addfsbyte(unsigned long, unsigned char);
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void __addfsdword(unsigned long, unsigned long);
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void __addfsword(unsigned long, unsigned short);
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void __code_seg(const char *);
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static __inline__
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void __cpuid(int[4], int);
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static __inline__
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void __cpuidex(int[4], int, int);
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static __inline__
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__int64 __emul(int, int);
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static __inline__
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unsigned __int64 __emulu(unsigned int, unsigned int);
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unsigned int __getcallerseflags(void);
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static __inline__
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void __halt(void);
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unsigned char __inbyte(unsigned short);
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void __inbytestring(unsigned short, unsigned char *, unsigned long);
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void __incfsbyte(unsigned long);
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void __incfsdword(unsigned long);
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void __incfsword(unsigned long);
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unsigned long __indword(unsigned short);
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void __indwordstring(unsigned short, unsigned long *, unsigned long);
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void __int2c(void);
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void __invlpg(void *);
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unsigned short __inword(unsigned short);
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void __inwordstring(unsigned short, unsigned short *, unsigned long);
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void __lidt(void *);
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unsigned __int64 __ll_lshift(unsigned __int64, int);
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__int64 __ll_rshift(__int64, int);
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static __inline__
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void __movsb(unsigned char *, unsigned char const *, size_t);
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static __inline__
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void __movsd(unsigned long *, unsigned long const *, size_t);
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static __inline__
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void __movsw(unsigned short *, unsigned short const *, size_t);
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static __inline__
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void __nop(void);
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void __nvreg_restore_fence(void);
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void __nvreg_save_fence(void);
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void __outbyte(unsigned short, unsigned char);
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void __outbytestring(unsigned short, unsigned char *, unsigned long);
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void __outdword(unsigned short, unsigned long);
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void __outdwordstring(unsigned short, unsigned long *, unsigned long);
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void __outword(unsigned short, unsigned short);
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void __outwordstring(unsigned short, unsigned short *, unsigned long);
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unsigned long __readcr0(void);
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unsigned long __readcr2(void);
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unsigned __LPTRINT_TYPE__ __readcr3(void);
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unsigned long __readcr4(void);
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unsigned long __readcr8(void);
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unsigned int __readdr(unsigned int);
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#ifdef __i386__
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static __inline__
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unsigned char __readfsbyte(unsigned long);
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static __inline__
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unsigned __int64 __readfsqword(unsigned long);
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static __inline__
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unsigned short __readfsword(unsigned long);
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#endif
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static __inline__
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unsigned __int64 __readmsr(unsigned long);
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unsigned __int64 __readpmc(unsigned long);
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unsigned long __segmentlimit(unsigned long);
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void __sidt(void *);
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static __inline__
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void __stosb(unsigned char *, unsigned char, size_t);
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static __inline__
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void __stosd(unsigned long *, unsigned long, size_t);
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static __inline__
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void __stosw(unsigned short *, unsigned short, size_t);
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void __svm_clgi(void);
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void __svm_invlpga(void *, int);
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void __svm_skinit(int);
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void __svm_stgi(void);
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void __svm_vmload(size_t);
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void __svm_vmrun(size_t);
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void __svm_vmsave(size_t);
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void __ud2(void);
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unsigned __int64 __ull_rshift(unsigned __int64, int);
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void __vmx_off(void);
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void __vmx_vmptrst(unsigned __int64 *);
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void __wbinvd(void);
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void __writecr0(unsigned int);
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static __inline__
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void __writecr3(unsigned __INTPTR_TYPE__);
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void __writecr4(unsigned int);
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void __writecr8(unsigned int);
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void __writedr(unsigned int, unsigned int);
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void __writefsbyte(unsigned long, unsigned char);
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void __writefsdword(unsigned long, unsigned long);
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void __writefsqword(unsigned long, unsigned __int64);
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void __writefsword(unsigned long, unsigned short);
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void __writemsr(unsigned long, unsigned __int64);
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static __inline__
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void *_AddressOfReturnAddress(void);
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static __inline__
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unsigned char _BitScanForward(unsigned long *_Index, unsigned long _Mask);
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static __inline__
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unsigned char _BitScanReverse(unsigned long *_Index, unsigned long _Mask);
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unsigned char _bittest(long const *, long);
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unsigned char _bittestandcomplement(long *, long);
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unsigned char _bittestandreset(long *, long);
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unsigned char _bittestandset(long *, long);
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void __cdecl _disable(void);
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void __cdecl _enable(void);
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long _InterlockedAddLargeStatistic(__int64 volatile *_Addend, long _Value);
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unsigned char _interlockedbittestandreset(long volatile *, long);
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unsigned char _interlockedbittestandset(long volatile *, long);
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void *_InterlockedCompareExchangePointer_HLEAcquire(void *volatile *, void *,
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void *);
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void *_InterlockedCompareExchangePointer_HLERelease(void *volatile *, void *,
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void *);
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long _InterlockedExchangeAdd_HLEAcquire(long volatile *, long);
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long _InterlockedExchangeAdd_HLERelease(long volatile *, long);
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__int64 _InterlockedExchangeAdd64_HLEAcquire(__int64 volatile *, __int64);
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__int64 _InterlockedExchangeAdd64_HLERelease(__int64 volatile *, __int64);
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static __inline__ void
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__attribute__((__deprecated__("use other intrinsics or C++11 atomics instead")))
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_ReadBarrier(void);
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static __inline__ void
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__attribute__((__deprecated__("use other intrinsics or C++11 atomics instead")))
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_ReadWriteBarrier(void);
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unsigned int _rorx_u32(unsigned int, const unsigned int);
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int _sarx_i32(int, unsigned int);
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#if __STDC_HOSTED__
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int __cdecl _setjmp(jmp_buf);
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#endif
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unsigned int _shlx_u32(unsigned int, unsigned int);
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unsigned int _shrx_u32(unsigned int, unsigned int);
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void _Store_HLERelease(long volatile *, long);
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void _Store64_HLERelease(__int64 volatile *, __int64);
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void _StorePointer_HLERelease(void *volatile *, void *);
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static __inline__ void
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__attribute__((__deprecated__("use other intrinsics or C++11 atomics instead")))
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_WriteBarrier(void);
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unsigned __int32 xbegin(void);
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void _xend(void);
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/* These additional intrinsics are turned on in x64/amd64/x86_64 mode. */
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#ifdef __x86_64__
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void __addgsbyte(unsigned long, unsigned char);
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void __addgsdword(unsigned long, unsigned long);
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void __addgsqword(unsigned long, unsigned __int64);
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void __addgsword(unsigned long, unsigned short);
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static __inline__
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void __faststorefence(void);
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void __incgsbyte(unsigned long);
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void __incgsdword(unsigned long);
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void __incgsqword(unsigned long);
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void __incgsword(unsigned long);
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static __inline__
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void __movsq(unsigned long long *, unsigned long long const *, size_t);
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static __inline__
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unsigned char __readgsbyte(unsigned long);
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static __inline__
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unsigned long __readgsdword(unsigned long);
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static __inline__
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unsigned __int64 __readgsqword(unsigned long);
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unsigned short __readgsword(unsigned long);
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unsigned __int64 __shiftleft128(unsigned __int64 _LowPart,
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unsigned __int64 _HighPart,
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unsigned char _Shift);
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unsigned __int64 __shiftright128(unsigned __int64 _LowPart,
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unsigned __int64 _HighPart,
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unsigned char _Shift);
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static __inline__
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void __stosq(unsigned __int64 *, unsigned __int64, size_t);
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unsigned char __vmx_on(unsigned __int64 *);
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unsigned char __vmx_vmclear(unsigned __int64 *);
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unsigned char __vmx_vmlaunch(void);
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unsigned char __vmx_vmptrld(unsigned __int64 *);
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unsigned char __vmx_vmread(size_t, size_t *);
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unsigned char __vmx_vmresume(void);
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unsigned char __vmx_vmwrite(size_t, size_t);
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void __writegsbyte(unsigned long, unsigned char);
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void __writegsdword(unsigned long, unsigned long);
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void __writegsqword(unsigned long, unsigned __int64);
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void __writegsword(unsigned long, unsigned short);
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unsigned char _bittest64(__int64 const *, __int64);
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unsigned char _bittestandcomplement64(__int64 *, __int64);
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unsigned char _bittestandreset64(__int64 *, __int64);
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unsigned char _bittestandset64(__int64 *, __int64);
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long _InterlockedAnd_np(long volatile *_Value, long _Mask);
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short _InterlockedAnd16_np(short volatile *_Value, short _Mask);
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__int64 _InterlockedAnd64_np(__int64 volatile *_Value, __int64 _Mask);
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char _InterlockedAnd8_np(char volatile *_Value, char _Mask);
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unsigned char _interlockedbittestandreset64(__int64 volatile *, __int64);
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unsigned char _interlockedbittestandset64(__int64 volatile *, __int64);
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long _InterlockedCompareExchange_np(long volatile *_Destination, long _Exchange,
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long _Comparand);
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unsigned char _InterlockedCompareExchange128(__int64 volatile *_Destination,
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__int64 _ExchangeHigh,
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__int64 _ExchangeLow,
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__int64 *_CompareandResult);
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unsigned char _InterlockedCompareExchange128_np(__int64 volatile *_Destination,
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__int64 _ExchangeHigh,
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__int64 _ExchangeLow,
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__int64 *_ComparandResult);
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short _InterlockedCompareExchange16_np(short volatile *_Destination,
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short _Exchange, short _Comparand);
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__int64 _InterlockedCompareExchange64_np(__int64 volatile *_Destination,
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__int64 _Exchange, __int64 _Comparand);
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void *_InterlockedCompareExchangePointer_np(void *volatile *_Destination,
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void *_Exchange, void *_Comparand);
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long _InterlockedOr_np(long volatile *_Value, long _Mask);
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short _InterlockedOr16_np(short volatile *_Value, short _Mask);
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__int64 _InterlockedOr64_np(__int64 volatile *_Value, __int64 _Mask);
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char _InterlockedOr8_np(char volatile *_Value, char _Mask);
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long _InterlockedXor_np(long volatile *_Value, long _Mask);
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short _InterlockedXor16_np(short volatile *_Value, short _Mask);
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__int64 _InterlockedXor64_np(__int64 volatile *_Value, __int64 _Mask);
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char _InterlockedXor8_np(char volatile *_Value, char _Mask);
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unsigned __int64 _rorx_u64(unsigned __int64, const unsigned int);
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__int64 _sarx_i64(__int64, unsigned int);
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unsigned __int64 _shlx_u64(unsigned __int64, unsigned int);
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unsigned __int64 _shrx_u64(unsigned __int64, unsigned int);
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static __inline__
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__int64 __mulh(__int64, __int64);
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static __inline__
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unsigned __int64 __umulh(unsigned __int64, unsigned __int64);
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static __inline__
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__int64 _mul128(__int64, __int64, __int64*);
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static __inline__
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unsigned __int64 _umul128(unsigned __int64,
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unsigned __int64,
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unsigned __int64*);
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#endif /* __x86_64__ */
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#if defined(__x86_64__) || defined(__arm__) || defined(__aarch64__)
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static __inline__
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unsigned char _BitScanForward64(unsigned long *_Index, unsigned __int64 _Mask);
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static __inline__
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unsigned char _BitScanReverse64(unsigned long *_Index, unsigned __int64 _Mask);
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#endif
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#if defined(__i386__) || defined(__x86_64__) || defined(__arm__) || defined(__aarch64__)
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static __inline__
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__int64 _InterlockedDecrement64(__int64 volatile *_Addend);
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static __inline__
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__int64 _InterlockedExchange64(__int64 volatile *_Target, __int64 _Value);
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static __inline__
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__int64 _InterlockedExchangeAdd64(__int64 volatile *_Addend, __int64 _Value);
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static __inline__
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__int64 _InterlockedExchangeSub64(__int64 volatile *_Subend, __int64 _Value);
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static __inline__
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__int64 _InterlockedIncrement64(__int64 volatile *_Addend);
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static __inline__
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__int64 _InterlockedOr64(__int64 volatile *_Value, __int64 _Mask);
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static __inline__
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__int64 _InterlockedXor64(__int64 volatile *_Value, __int64 _Mask);
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static __inline__
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__int64 _InterlockedAnd64(__int64 volatile *_Value, __int64 _Mask);
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#endif
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/*----------------------------------------------------------------------------*\
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|* Interlocked Exchange Add
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\*----------------------------------------------------------------------------*/
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#if defined(__arm__) || defined(__aarch64__)
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char _InterlockedExchangeAdd8_acq(char volatile *_Addend, char _Value);
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char _InterlockedExchangeAdd8_nf(char volatile *_Addend, char _Value);
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char _InterlockedExchangeAdd8_rel(char volatile *_Addend, char _Value);
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short _InterlockedExchangeAdd16_acq(short volatile *_Addend, short _Value);
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short _InterlockedExchangeAdd16_nf(short volatile *_Addend, short _Value);
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short _InterlockedExchangeAdd16_rel(short volatile *_Addend, short _Value);
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long _InterlockedExchangeAdd_acq(long volatile *_Addend, long _Value);
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long _InterlockedExchangeAdd_nf(long volatile *_Addend, long _Value);
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long _InterlockedExchangeAdd_rel(long volatile *_Addend, long _Value);
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__int64 _InterlockedExchangeAdd64_acq(__int64 volatile *_Addend, __int64 _Value);
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__int64 _InterlockedExchangeAdd64_nf(__int64 volatile *_Addend, __int64 _Value);
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__int64 _InterlockedExchangeAdd64_rel(__int64 volatile *_Addend, __int64 _Value);
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#endif
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/*----------------------------------------------------------------------------*\
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|* Interlocked Increment
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\*----------------------------------------------------------------------------*/
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#if defined(__arm__) || defined(__aarch64__)
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short _InterlockedIncrement16_acq(short volatile *_Value);
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short _InterlockedIncrement16_nf(short volatile *_Value);
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short _InterlockedIncrement16_rel(short volatile *_Value);
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long _InterlockedIncrement_acq(long volatile *_Value);
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long _InterlockedIncrement_nf(long volatile *_Value);
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long _InterlockedIncrement_rel(long volatile *_Value);
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__int64 _InterlockedIncrement64_acq(__int64 volatile *_Value);
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__int64 _InterlockedIncrement64_nf(__int64 volatile *_Value);
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__int64 _InterlockedIncrement64_rel(__int64 volatile *_Value);
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#endif
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/*----------------------------------------------------------------------------*\
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|* Interlocked Decrement
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\*----------------------------------------------------------------------------*/
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#if defined(__arm__) || defined(__aarch64__)
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short _InterlockedDecrement16_acq(short volatile *_Value);
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short _InterlockedDecrement16_nf(short volatile *_Value);
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short _InterlockedDecrement16_rel(short volatile *_Value);
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long _InterlockedDecrement_acq(long volatile *_Value);
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long _InterlockedDecrement_nf(long volatile *_Value);
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long _InterlockedDecrement_rel(long volatile *_Value);
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__int64 _InterlockedDecrement64_acq(__int64 volatile *_Value);
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__int64 _InterlockedDecrement64_nf(__int64 volatile *_Value);
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__int64 _InterlockedDecrement64_rel(__int64 volatile *_Value);
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#endif
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/*----------------------------------------------------------------------------*\
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|* Interlocked And
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\*----------------------------------------------------------------------------*/
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#if defined(__arm__) || defined(__aarch64__)
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char _InterlockedAnd8_acq(char volatile *_Value, char _Mask);
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char _InterlockedAnd8_nf(char volatile *_Value, char _Mask);
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char _InterlockedAnd8_rel(char volatile *_Value, char _Mask);
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short _InterlockedAnd16_acq(short volatile *_Value, short _Mask);
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short _InterlockedAnd16_nf(short volatile *_Value, short _Mask);
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short _InterlockedAnd16_rel(short volatile *_Value, short _Mask);
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long _InterlockedAnd_acq(long volatile *_Value, long _Mask);
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long _InterlockedAnd_nf(long volatile *_Value, long _Mask);
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long _InterlockedAnd_rel(long volatile *_Value, long _Mask);
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__int64 _InterlockedAnd64_acq(__int64 volatile *_Value, __int64 _Mask);
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__int64 _InterlockedAnd64_nf(__int64 volatile *_Value, __int64 _Mask);
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__int64 _InterlockedAnd64_rel(__int64 volatile *_Value, __int64 _Mask);
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#endif
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/*----------------------------------------------------------------------------*\
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|* Bit Counting and Testing
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\*----------------------------------------------------------------------------*/
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#if defined(__arm__) || defined(__aarch64__)
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unsigned char _interlockedbittestandset_acq(long volatile *_BitBase,
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long _BitPos);
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unsigned char _interlockedbittestandset_nf(long volatile *_BitBase,
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long _BitPos);
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unsigned char _interlockedbittestandset_rel(long volatile *_BitBase,
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long _BitPos);
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unsigned char _interlockedbittestandreset_acq(long volatile *_BitBase,
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long _BitPos);
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unsigned char _interlockedbittestandreset_nf(long volatile *_BitBase,
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long _BitPos);
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unsigned char _interlockedbittestandreset_rel(long volatile *_BitBase,
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long _BitPos);
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#endif
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/*----------------------------------------------------------------------------*\
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|* Interlocked Or
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\*----------------------------------------------------------------------------*/
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#if defined(__arm__) || defined(__aarch64__)
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char _InterlockedOr8_acq(char volatile *_Value, char _Mask);
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char _InterlockedOr8_nf(char volatile *_Value, char _Mask);
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char _InterlockedOr8_rel(char volatile *_Value, char _Mask);
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short _InterlockedOr16_acq(short volatile *_Value, short _Mask);
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short _InterlockedOr16_nf(short volatile *_Value, short _Mask);
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short _InterlockedOr16_rel(short volatile *_Value, short _Mask);
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long _InterlockedOr_acq(long volatile *_Value, long _Mask);
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long _InterlockedOr_nf(long volatile *_Value, long _Mask);
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long _InterlockedOr_rel(long volatile *_Value, long _Mask);
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__int64 _InterlockedOr64_acq(__int64 volatile *_Value, __int64 _Mask);
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__int64 _InterlockedOr64_nf(__int64 volatile *_Value, __int64 _Mask);
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__int64 _InterlockedOr64_rel(__int64 volatile *_Value, __int64 _Mask);
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#endif
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/*----------------------------------------------------------------------------*\
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|* Interlocked Xor
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\*----------------------------------------------------------------------------*/
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#if defined(__arm__) || defined(__aarch64__)
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char _InterlockedXor8_acq(char volatile *_Value, char _Mask);
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char _InterlockedXor8_nf(char volatile *_Value, char _Mask);
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char _InterlockedXor8_rel(char volatile *_Value, char _Mask);
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short _InterlockedXor16_acq(short volatile *_Value, short _Mask);
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short _InterlockedXor16_nf(short volatile *_Value, short _Mask);
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short _InterlockedXor16_rel(short volatile *_Value, short _Mask);
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long _InterlockedXor_acq(long volatile *_Value, long _Mask);
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long _InterlockedXor_nf(long volatile *_Value, long _Mask);
|
|
long _InterlockedXor_rel(long volatile *_Value, long _Mask);
|
|
__int64 _InterlockedXor64_acq(__int64 volatile *_Value, __int64 _Mask);
|
|
__int64 _InterlockedXor64_nf(__int64 volatile *_Value, __int64 _Mask);
|
|
__int64 _InterlockedXor64_rel(__int64 volatile *_Value, __int64 _Mask);
|
|
#endif
|
|
/*----------------------------------------------------------------------------*\
|
|
|* Interlocked Exchange
|
|
\*----------------------------------------------------------------------------*/
|
|
#if defined(__arm__) || defined(__aarch64__)
|
|
char _InterlockedExchange8_acq(char volatile *_Target, char _Value);
|
|
char _InterlockedExchange8_nf(char volatile *_Target, char _Value);
|
|
char _InterlockedExchange8_rel(char volatile *_Target, char _Value);
|
|
short _InterlockedExchange16_acq(short volatile *_Target, short _Value);
|
|
short _InterlockedExchange16_nf(short volatile *_Target, short _Value);
|
|
short _InterlockedExchange16_rel(short volatile *_Target, short _Value);
|
|
long _InterlockedExchange_acq(long volatile *_Target, long _Value);
|
|
long _InterlockedExchange_nf(long volatile *_Target, long _Value);
|
|
long _InterlockedExchange_rel(long volatile *_Target, long _Value);
|
|
__int64 _InterlockedExchange64_acq(__int64 volatile *_Target, __int64 _Value);
|
|
__int64 _InterlockedExchange64_nf(__int64 volatile *_Target, __int64 _Value);
|
|
__int64 _InterlockedExchange64_rel(__int64 volatile *_Target, __int64 _Value);
|
|
#endif
|
|
/*----------------------------------------------------------------------------*\
|
|
|* Interlocked Compare Exchange
|
|
\*----------------------------------------------------------------------------*/
|
|
#if defined(__arm__) || defined(__aarch64__)
|
|
char _InterlockedCompareExchange8_acq(char volatile *_Destination,
|
|
char _Exchange, char _Comparand);
|
|
char _InterlockedCompareExchange8_nf(char volatile *_Destination,
|
|
char _Exchange, char _Comparand);
|
|
char _InterlockedCompareExchange8_rel(char volatile *_Destination,
|
|
char _Exchange, char _Comparand);
|
|
short _InterlockedCompareExchange16_acq(short volatile *_Destination,
|
|
short _Exchange, short _Comparand);
|
|
short _InterlockedCompareExchange16_nf(short volatile *_Destination,
|
|
short _Exchange, short _Comparand);
|
|
short _InterlockedCompareExchange16_rel(short volatile *_Destination,
|
|
short _Exchange, short _Comparand);
|
|
long _InterlockedCompareExchange_acq(long volatile *_Destination,
|
|
long _Exchange, long _Comparand);
|
|
long _InterlockedCompareExchange_nf(long volatile *_Destination,
|
|
long _Exchange, long _Comparand);
|
|
long _InterlockedCompareExchange_rel(long volatile *_Destination,
|
|
long _Exchange, long _Comparand);
|
|
__int64 _InterlockedCompareExchange64_acq(__int64 volatile *_Destination,
|
|
__int64 _Exchange, __int64 _Comparand);
|
|
__int64 _InterlockedCompareExchange64_nf(__int64 volatile *_Destination,
|
|
__int64 _Exchange, __int64 _Comparand);
|
|
__int64 _InterlockedCompareExchange64_rel(__int64 volatile *_Destination,
|
|
__int64 _Exchange, __int64 _Comparand);
|
|
#endif
|
|
|
|
/*----------------------------------------------------------------------------*\
|
|
|* movs, stos
|
|
\*----------------------------------------------------------------------------*/
|
|
#if defined(__i386__) || defined(__x86_64__)
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__movsb(unsigned char *__dst, unsigned char const *__src, size_t __n) {
|
|
__asm__ __volatile__("rep movsb" : "+D"(__dst), "+S"(__src), "+c"(__n)
|
|
: : "memory");
|
|
}
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__movsd(unsigned long *__dst, unsigned long const *__src, size_t __n) {
|
|
__asm__ __volatile__("rep movsl" : "+D"(__dst), "+S"(__src), "+c"(__n)
|
|
: : "memory");
|
|
}
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__movsw(unsigned short *__dst, unsigned short const *__src, size_t __n) {
|
|
__asm__ __volatile__("rep movsw" : "+D"(__dst), "+S"(__src), "+c"(__n)
|
|
: : "memory");
|
|
}
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__stosd(unsigned long *__dst, unsigned long __x, size_t __n) {
|
|
__asm__ __volatile__("rep stosl" : "+D"(__dst), "+c"(__n) : "a"(__x)
|
|
: "memory");
|
|
}
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__stosw(unsigned short *__dst, unsigned short __x, size_t __n) {
|
|
__asm__ __volatile__("rep stosw" : "+D"(__dst), "+c"(__n) : "a"(__x)
|
|
: "memory");
|
|
}
|
|
#endif
|
|
#ifdef __x86_64__
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__movsq(unsigned long long *__dst, unsigned long long const *__src, size_t __n) {
|
|
__asm__ __volatile__("rep movsq" : "+D"(__dst), "+S"(__src), "+c"(__n)
|
|
: : "memory");
|
|
}
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__stosq(unsigned __int64 *__dst, unsigned __int64 __x, size_t __n) {
|
|
__asm__ __volatile__("rep stosq" : "+D"(__dst), "+c"(__n) : "a"(__x)
|
|
: "memory");
|
|
}
|
|
#endif
|
|
|
|
/*----------------------------------------------------------------------------*\
|
|
|* Misc
|
|
\*----------------------------------------------------------------------------*/
|
|
#if defined(__i386__) || defined(__x86_64__)
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__cpuid(int __info[4], int __level) {
|
|
__asm__ ("cpuid" : "=a"(__info[0]), "=b" (__info[1]), "=c"(__info[2]), "=d"(__info[3])
|
|
: "a"(__level), "c"(0));
|
|
}
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__cpuidex(int __info[4], int __level, int __ecx) {
|
|
__asm__ ("cpuid" : "=a"(__info[0]), "=b" (__info[1]), "=c"(__info[2]), "=d"(__info[3])
|
|
: "a"(__level), "c"(__ecx));
|
|
}
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__halt(void) {
|
|
__asm__ volatile ("hlt");
|
|
}
|
|
#endif
|
|
|
|
#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__)
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__nop(void) {
|
|
__asm__ volatile ("nop");
|
|
}
|
|
#endif
|
|
|
|
/*----------------------------------------------------------------------------*\
|
|
|* MS AArch64 specific
|
|
\*----------------------------------------------------------------------------*/
|
|
#if defined(__aarch64__)
|
|
unsigned __int64 __getReg(int);
|
|
long _InterlockedAdd(long volatile *Addend, long Value);
|
|
__int64 _ReadStatusReg(int);
|
|
void _WriteStatusReg(int, __int64);
|
|
|
|
unsigned short __cdecl _byteswap_ushort(unsigned short val);
|
|
unsigned long __cdecl _byteswap_ulong (unsigned long val);
|
|
unsigned __int64 __cdecl _byteswap_uint64(unsigned __int64 val);
|
|
#endif
|
|
|
|
/*----------------------------------------------------------------------------*\
|
|
|* Privileged intrinsics
|
|
\*----------------------------------------------------------------------------*/
|
|
#if defined(__i386__) || defined(__x86_64__)
|
|
static __inline__ unsigned __int64 __DEFAULT_FN_ATTRS
|
|
__readmsr(unsigned long __register) {
|
|
// Loads the contents of a 64-bit model specific register (MSR) specified in
|
|
// the ECX register into registers EDX:EAX. The EDX register is loaded with
|
|
// the high-order 32 bits of the MSR and the EAX register is loaded with the
|
|
// low-order 32 bits. If less than 64 bits are implemented in the MSR being
|
|
// read, the values returned to EDX:EAX in unimplemented bit locations are
|
|
// undefined.
|
|
unsigned long __edx;
|
|
unsigned long __eax;
|
|
__asm__ ("rdmsr" : "=d"(__edx), "=a"(__eax) : "c"(__register));
|
|
return (((unsigned __int64)__edx) << 32) | (unsigned __int64)__eax;
|
|
}
|
|
#endif
|
|
|
|
static __inline__ unsigned __LPTRINT_TYPE__ __DEFAULT_FN_ATTRS
|
|
__readcr3(void) {
|
|
unsigned __LPTRINT_TYPE__ __cr3_val;
|
|
__asm__ __volatile__ ("mov %%cr3, %0" : "=r"(__cr3_val) : : "memory");
|
|
return __cr3_val;
|
|
}
|
|
|
|
static __inline__ void __DEFAULT_FN_ATTRS
|
|
__writecr3(unsigned __INTPTR_TYPE__ __cr3_val) {
|
|
__asm__ ("mov %0, %%cr3" : : "r"(__cr3_val) : "memory");
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#undef __LPTRINT_TYPE__
|
|
|
|
#undef __DEFAULT_FN_ATTRS
|
|
|
|
#endif /* __INTRIN_H */
|
|
#endif /* _MSC_VER */
|