std::experimental::simd_abi:: scalar
From cppreference.net
<
cpp
|
experimental
|
simd
C++
Experimental
| Technical Specification | ||||
| Filesystem library (filesystem TS) | ||||
| Library fundamentals (library fundamentals TS) | ||||
| Library fundamentals 2 (library fundamentals TS v2) | ||||
| Library fundamentals 3 (library fundamentals TS v3) | ||||
| Extensions for parallelism (parallelism TS) | ||||
| Extensions for parallelism 2 (parallelism TS v2) | ||||
| Extensions for concurrency (concurrency TS) | ||||
| Extensions for concurrency 2 (concurrency TS v2) | ||||
| Concepts (concepts TS) | ||||
| Ranges (ranges TS) | ||||
| Reflection (reflection TS) | ||||
| Mathematical special functions (special functions TR) | ||||
| Experimental Non-TS | ||||
| Pattern Matching | ||||
| Linear Algebra | ||||
| std::execution | ||||
| Contracts | ||||
| 2D Graphics |
Extensions for parallelism v2
| Parallel exceptions | ||||
| Additional execution policies | ||||
| Algorithms | ||||
| Task blocks | ||||
| Data-parallel vectors | ||||
SIMD library
|
定义于头文件
<experimental/simd>
|
||
|
using
scalar
=
/*unspecified*/
;
|
(并行技术规范 v2) | |
使用
scalar
ABI 标签时，数据并行类型等效于单个元素类型。不过，完整的
simd
和
simd_mask
接口仍受支持，这有助于简化泛型代码的开发。
注释
scalar
并非
fixed_size
<
1
>
的别名。
参见
|
(parallelism TS v2)
|
用于存储指定数量元素的标签类型
(别名模板) |
|
(parallelism TS v2)
|
确保ABI兼容性的标签类型
(别名模板) |
|
(parallelism TS v2)
|
最高效的标签类型
(别名模板) |
|
(parallelism TS v2)
|
获取给定元素类型和元素数量的ABI类型
(类模板) |