针对 HVX 的代码优化

R2026b

使用代码替换生成针对 Hexagon Vector eXtension 的优化代码

使用代码替换，从模块、System object 和数学运算符生成针对数字信号处理的优化代码。

Qualcomm^® Hexagon^® 处理器需要满足特定条件才允许对适用于向量处理器的 Hexagon Vector eXtension (HVX) 使用代码替换。当从模型中生成 C/C++ 代码时，您可以使用以下代码替换。

模块

	HVX Conv2D	2-D convolution for HVX (自 R2026a 起)
	HVX Dilate	2-D grayscale dilation for HVX (自 R2026a 起)
	HVX Erode	2-D grayscale erosion for HVX (自 R2026a 起)
	HVX FFT2	2-D fast Fourier transform using HVX (自 R2026b 起)
	HVX IFFT2	2-D inverse fast Fourier transform using HVX (自 R2026b 起)

`hexagon.hvx.FFT2`	2-D fast Fourier transform using HVX (自 R2026b 起)
`hexagon.hvx.IFFT2`	2-D inverse fast Fourier transform using HVX (自 R2026b 起)

`hexagon.hvx.conv2d`	2-D convolution for HVX (自 R2026a 起)
`hexagon.hvx.dilate3x3`	2-D grayscale dilation with a 3-by-3 square structuring element for HVX (自 R2026a 起)
`hexagon.hvx.dilate5x5`	2-D grayscale dilation with a 5-by-5 square structuring element for HVX (自 R2026a 起)
`hexagon.hvx.dilate7x7`	2-D grayscale dilation with a 7-by-7 square structuring element for HVX (自 R2026a 起)
`hexagon.hvx.erode3x3`	2-D grayscale erosion with a 3-by-3 square structuring element for HVX (自 R2026a 起)
`hexagon.hvx.erode5x5`	2-D grayscale erosion with a 5-by-5 square structuring element for HVX (自 R2026a 起)
`hexagon.hvx.erode7x7`	2-D grayscale erosion with a 7-by-7 square structuring element for HVX (自 R2026a 起)

Conditions for Code Replacement of DSP Blocks with HVX
Specify conditions for DSP blocks to allow code replacement with the Hexagon Vector Extension.
Conditions for Code Replacement of DSP System Objects with HVX
Specify conditions for DSP System objects to allow code replacement with the Hexagon Vector Extension.
Conditions for Code Replacement of MATLAB Functions with HVX
Specify conditions for MATLAB functions to allow code replacement with the Qualcomm Hexagon Vector eXtension library (HVX).
Conditions for Code Replacement of Math Operators with HVX
Specific CRL conditions for math operators to allow code replacement with the Hexagon Vector Extension.
Generate SIMD Code using Hexagon and HVX Instruction Set for Qualcomm Hexagon Processors
Learn how to generate SIMD code from MATLAB^® functions using Hexagon and HVX instruction set for Qualcomm Hexagon processors. (自 R2026a 起)

Generate, verify, and profile the optimized code.