ojph_arch.h File Reference

#include <cstdio>
#include <cstdint>
#include <cmath>
#include "ojph_defs.h"

Go to the source code of this file.

Namespaces
namespace	ojph

Macros
#define	OJPH_ARCH_UNKNOWN
#define	OJPH_DISABLE_SIMD
#define	OJPH_EXPORT

Enumerations
enum	: int {   ojph::X86_CPU_EXT_LEVEL_GENERIC = 0 , ojph::X86_CPU_EXT_LEVEL_MMX = 1 , ojph::X86_CPU_EXT_LEVEL_SSE = 2 , ojph::X86_CPU_EXT_LEVEL_SSE2 = 3 ,   ojph::X86_CPU_EXT_LEVEL_SSE3 = 4 , ojph::X86_CPU_EXT_LEVEL_SSSE3 = 5 , ojph::X86_CPU_EXT_LEVEL_SSE41 = 6 , ojph::X86_CPU_EXT_LEVEL_SSE42 = 7 ,   ojph::X86_CPU_EXT_LEVEL_AVX = 8 , ojph::X86_CPU_EXT_LEVEL_AVX2 = 9 , ojph::X86_CPU_EXT_LEVEL_AVX2FMA = 10 , ojph::X86_CPU_EXT_LEVEL_AVX512 = 11 }
enum	: int {   ojph::ARM_CPU_EXT_LEVEL_GENERIC = 0 , ojph::ARM_CPU_EXT_LEVEL_NEON = 1 , ojph::ARM_CPU_EXT_LEVEL_ASIMD = 1 , ojph::ARM_CPU_EXT_LEVEL_SVE = 2 ,   ojph::ARM_CPU_EXT_LEVEL_SVE2 = 3 }

Functions
OJPH_EXPORT int	ojph::get_cpu_ext_level ()
static ui32	ojph::population_count (ui32 val)
static ui32	ojph::count_leading_zeros (ui32 val)
static ui32	ojph::count_leading_zeros (ui64 val)
static ui32	ojph::count_trailing_zeros (ui32 val)
static si32	ojph::ojph_round (float val)
static si32	ojph::ojph_trunc (float val)
template<typename T, ui32 N>
size_t	ojph::calc_aligned_size (size_t size)
template<typename T, ui32 N>
T *	ojph::align_ptr (T *ptr)

Variables
const ui32	ojph::byte_alignment = 64
const ui32	ojph::log_byte_alignment = 31 - count_leading_zeros(byte_alignment)
const ui32	ojph::object_alignment = 8

Macro Definition Documentation

OJPH_ARCH_UNKNOWN

#define OJPH_ARCH_UNKNOWN

Definition at line 88 of file ojph_arch.h.

OJPH_DISABLE_SIMD

#define OJPH_DISABLE_SIMD

Definition at line 97 of file ojph_arch.h.

OJPH_EXPORT

#define OJPH_EXPORT

Definition at line 119 of file ojph_arch.h.