DPDK 21.11.9
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#include <stdint.h>
#include <rte_compat.h>
Go to the source code of this file.
Typedefs | |
typedef uint8_t | rte_v64u8_t |
typedef uint16_t | rte_v64u16_t |
typedef uint32_t | rte_v64u32_t |
typedef uint8_t | rte_v128u8_t |
typedef uint16_t | rte_v128u16_t |
typedef uint32_t | rte_v128u32_t |
typedef uint64_t | rte_v128u64_t |
typedef uint8_t | rte_v256u8_t |
typedef uint16_t | rte_v256u16_t |
typedef uint32_t | rte_v256u32_t |
typedef uint64_t | rte_v256u64_t |
typedef int8_t | rte_v64s8_t |
typedef int16_t | rte_v64s16_t |
typedef int32_t | rte_v64s32_t |
typedef int8_t | rte_v128s8_t |
typedef int16_t | rte_v128s16_t |
typedef int32_t | rte_v128s32_t |
typedef int64_t | rte_v128s64_t |
typedef int8_t | rte_v256s8_t |
typedef int16_t | rte_v256s16_t |
typedef int32_t | rte_v256s32_t |
typedef int64_t | rte_v256s64_t |
Enumerations | |
enum | rte_vect_max_simd { RTE_VECT_SIMD_DISABLED = 64 , RTE_VECT_SIMD_128 = 128 , RTE_VECT_SIMD_256 = 256 , RTE_VECT_SIMD_512 = 512 , RTE_VECT_SIMD_MAX = INT16_MAX + 1 } |
Functions | |
__rte_experimental uint16_t | rte_vect_get_max_simd_bitwidth (void) |
__rte_experimental int | rte_vect_set_max_simd_bitwidth (uint16_t bitwidth) |
SIMD vector types and control
This file defines types to use vector instructions with generic C code and APIs to enable the code using them.
Definition in file rte_vect.h.
typedef uint8_t rte_v64u8_t |
64 bits vector size to use with unsigned 8 bits elements.
a = (rte_v64u8_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
Definition at line 27 of file rte_vect.h.
typedef uint16_t rte_v64u16_t |
64 bits vector size to use with unsigned 16 bits elements.
a = (rte_v64u16_t){ a0, a1, a2, a3 }
Definition at line 34 of file rte_vect.h.
typedef uint32_t rte_v64u32_t |
64 bits vector size to use with unsigned 32 bits elements.
a = (rte_v64u32_t){ a0, a1 }
Definition at line 41 of file rte_vect.h.
typedef uint8_t rte_v128u8_t |
128 bits vector size to use with unsigned 8 bits elements.
a = (rte_v128u8_t){ a00, a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, a11, a12, a13, a14, a15 }
Definition at line 49 of file rte_vect.h.
typedef uint16_t rte_v128u16_t |
128 bits vector size to use with unsigned 16 bits elements.
a = (rte_v128u16_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
Definition at line 56 of file rte_vect.h.
typedef uint32_t rte_v128u32_t |
128 bits vector size to use with unsigned 32 bits elements.
a = (rte_v128u32_t){ a0, a1, a2, a3 }
Definition at line 63 of file rte_vect.h.
typedef uint64_t rte_v128u64_t |
128 bits vector size to use with unsigned 64 bits elements.
a = (rte_v128u64_t){ a0, a1 }
Definition at line 70 of file rte_vect.h.
typedef uint8_t rte_v256u8_t |
256 bits vector size to use with unsigned 8 bits elements.
a = (rte_v256u8_t){ a00, a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20, a21, a22, a23, a24, a25, a26, a27, a28, a29, a30, a31 }
Definition at line 80 of file rte_vect.h.
typedef uint16_t rte_v256u16_t |
256 bits vector size to use with unsigned 16 bits elements.
a = (rte_v256u16_t){ a00, a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, a11, a12, a13, a14, a15 }
Definition at line 88 of file rte_vect.h.
typedef uint32_t rte_v256u32_t |
256 bits vector size to use with unsigned 32 bits elements.
a = (rte_v256u32_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
Definition at line 95 of file rte_vect.h.
typedef uint64_t rte_v256u64_t |
256 bits vector size to use with unsigned 64 bits elements.
a = (rte_v256u64_t){ a0, a1, a2, a3 }
Definition at line 102 of file rte_vect.h.
typedef int8_t rte_v64s8_t |
64 bits vector size to use with 8 bits elements.
a = (rte_v64s8_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
Definition at line 112 of file rte_vect.h.
typedef int16_t rte_v64s16_t |
64 bits vector size to use with 16 bits elements.
a = (rte_v64s16_t){ a0, a1, a2, a3 }
Definition at line 119 of file rte_vect.h.
typedef int32_t rte_v64s32_t |
64 bits vector size to use with 32 bits elements.
a = (rte_v64s32_t){ a0, a1 }
Definition at line 126 of file rte_vect.h.
typedef int8_t rte_v128s8_t |
128 bits vector size to use with 8 bits elements.
a = (rte_v128s8_t){ a00, a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, a11, a12, a13, a14, a15 }
Definition at line 134 of file rte_vect.h.
typedef int16_t rte_v128s16_t |
128 bits vector size to use with 16 bits elements.
a = (rte_v128s16_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
Definition at line 141 of file rte_vect.h.
typedef int32_t rte_v128s32_t |
128 bits vector size to use with 32 bits elements.
a = (rte_v128s32_t){ a0, a1, a2, a3 }
Definition at line 148 of file rte_vect.h.
typedef int64_t rte_v128s64_t |
128 bits vector size to use with 64 bits elements.
a = (rte_v128s64_t){ a1, a2 }
Definition at line 155 of file rte_vect.h.
typedef int8_t rte_v256s8_t |
256 bits vector size to use with 8 bits elements.
a = (rte_v256s8_t){ a00, a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20, a21, a22, a23, a24, a25, a26, a27, a28, a29, a30, a31 }
Definition at line 165 of file rte_vect.h.
typedef int16_t rte_v256s16_t |
256 bits vector size to use with 16 bits elements.
a = (rte_v256s16_t){ a00, a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, a11, a12, a13, a14, a15 }
Definition at line 173 of file rte_vect.h.
typedef int32_t rte_v256s32_t |
256 bits vector size to use with 32 bits elements.
a = (rte_v256s32_t){ a0, a1, a2, a3, a4, a5, a6, a7 }
Definition at line 180 of file rte_vect.h.
typedef int64_t rte_v256s64_t |
256 bits vector size to use with 64 bits elements.
a = (rte_v256s64_t){ a0, a1, a2, a3 }
Definition at line 187 of file rte_vect.h.
enum rte_vect_max_simd |
The max SIMD bitwidth value to limit vector path selection.
Definition at line 192 of file rte_vect.h.
__rte_experimental uint16_t rte_vect_get_max_simd_bitwidth | ( | void | ) |
Get the supported SIMD bitwidth.
__rte_experimental int rte_vect_set_max_simd_bitwidth | ( | uint16_t | bitwidth | ) |
Set the supported SIMD bitwidth. This API should only be called once at initialization, before EAL init.
bitwidth | uint16_t bitwidth. |