mirror of
https://github.com/shadps4-emu/ext-cryptopp.git
synced 2024-11-24 10:29:43 +00:00
62 lines
2.5 KiB
C
62 lines
2.5 KiB
C
// config_align.h - written and placed in public domain by Jeffrey Walton
|
|
// the bits that make up this source file are from the
|
|
// library's monolithic config.h.
|
|
|
|
/// \file config_align.h
|
|
/// \brief Library configuration file
|
|
/// \details <tt>config.h</tt> was split into components in May 2019 to better
|
|
/// integrate with Autoconf and its feature tests. The splitting occured so
|
|
/// users could continue to include <tt>config.h</tt> while allowing Autoconf
|
|
/// to write new <tt>config_asm.h</tt> and new <tt>config_cxx.h</tt> using
|
|
/// its feature tests.
|
|
/// \sa <A HREF="https://github.com/weidai11/cryptopp/issues/835">Issue 835</A>
|
|
/// \since Crypto++ 8.3
|
|
|
|
#ifndef CRYPTOPP_CONFIG_ALIGN_H
|
|
#define CRYPTOPP_CONFIG_ALIGN_H
|
|
|
|
#include "config_cpu.h"
|
|
#include "config_cxx.h"
|
|
#include "config_ver.h"
|
|
|
|
// Nearly all Intel's and AMD's have SSE. Enable it independent of SSE ASM and intrinscs
|
|
#if (CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X32 || CRYPTOPP_BOOL_X64 || CRYPTOPP_BOOL_PPC32 || CRYPTOPP_BOOL_PPC64) && !defined(CRYPTOPP_DISABLE_ASM)
|
|
#define CRYPTOPP_BOOL_ALIGN16 1
|
|
#else
|
|
#define CRYPTOPP_BOOL_ALIGN16 0
|
|
#endif
|
|
|
|
// How to allocate 16-byte aligned memory (for SSE2)
|
|
// posix_memalign see https://forum.kde.org/viewtopic.php?p=66274
|
|
#if defined(_MSC_VER)
|
|
#define CRYPTOPP_MM_MALLOC_AVAILABLE
|
|
#elif defined(__linux__) || defined(__sun__) || defined(__CYGWIN__)
|
|
#define CRYPTOPP_MEMALIGN_AVAILABLE
|
|
#elif defined(__APPLE__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
|
|
#define CRYPTOPP_MALLOC_ALIGNMENT_IS_16
|
|
#elif (defined(_GNU_SOURCE) || ((_XOPEN_SOURCE + 0) >= 600)) && (_POSIX_ADVISORY_INFO > 0)
|
|
#define CRYPTOPP_POSIX_MEMALIGN_AVAILABLE
|
|
#else
|
|
#define CRYPTOPP_NO_ALIGNED_ALLOC
|
|
#endif
|
|
|
|
// Sun Studio Express 3 (December 2006) provides GCC-style attributes.
|
|
// IBM XL C/C++ alignment modifier per Optimization Guide, pp. 19-20.
|
|
// __IBM_ATTRIBUTES per XLC 12.1 AIX Compiler Manual, p. 473.
|
|
// CRYPTOPP_ALIGN_DATA may not be reliable on AIX.
|
|
#ifndef CRYPTOPP_ALIGN_DATA
|
|
#if defined(CRYPTOPP_CXX11_ALIGNAS)
|
|
#define CRYPTOPP_ALIGN_DATA(x) alignas(x)
|
|
#elif defined(_MSC_VER)
|
|
#define CRYPTOPP_ALIGN_DATA(x) __declspec(align(x))
|
|
#elif defined(__GNUC__) || defined(__clang__) || (__SUNPRO_CC >= 0x5100)
|
|
#define CRYPTOPP_ALIGN_DATA(x) __attribute__((aligned(x)))
|
|
#elif defined(__xlc__) || defined(__xlC__)
|
|
#define CRYPTOPP_ALIGN_DATA(x) __attribute__((aligned(x)))
|
|
#else
|
|
#define CRYPTOPP_ALIGN_DATA(x)
|
|
#endif
|
|
#endif
|
|
|
|
#endif // CRYPTOPP_CONFIG_ALIGN_H
|