Operation of floating point data of imx8qxp

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Operation of floating point data of imx8qxp

639 次查看
zhengguang_yang
Contributor II

Hi 

We wrote a shell script on imx8qxp to perform floating point operations, and found that the CPU utilization rate reached more than 36%.

I would like to ask if there is any method for floating point operation, and the CPU utilization rate will not be too high.

Will it improve if you switch to hard floating-point? If yes, how do I change it to a hard floating point?

We use Yocto version 3.0 and kernel version 5.4.70

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618 次查看
Rita_Wang
NXP TechSupport
NXP TechSupport

Sorry you need to realized yourself, or you can try our newest BSP to see the test result.

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