neon指令检索:https://developer.arm.com/arc... Optimizing C Code with Neon Intrinsics What is Neon? neon 提供了什么 32个128bit向量寄存器 + SIMD指令 如何使用neon 1.支持Neon的开源库(例如Arm Compute库) 2.编译器中的自动矢量化功能 3.Neon intrinsics (#include <arm_neon.h>) 4.Neon assembler ...
R = 255 x (1 - C) x (1 - K) G = 255 x (1 - M) x (1 - K) B = 255 x (1 - Y) x (1 - K) As with the other optimizations, we have inserted an if-statement to check whether to use the original code or the Neon code. For clarity, we do not show the...
. Here is a sample of C code: #include main() { printf("Hello World\n"); } • In syntax descriptions, instructions, commands, and directives are in a bold typeface and parameters are in an italic typeface. Portions of a syntax that are in bold should be entered as shown; ...