Merge pull request #4016 from mysterywolf/armcreadme

[libc]  add readmes
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Bernard Xiong 2020-11-10 16:35:25 +08:00 committed by GitHub
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# ARMLIB (Keil-MDK) porting for RT-Thread
Please define RT_USING_LIBC and compile RT-Thread with Keil-MDK compiler.
## More Information
https://www.keil.com/support/man/docs/armlib/

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# Attention : ## Attentions
1. This folder is "common" for armlibc newlibc and dlib. It's not "common" for minilibc. 1. This folder is "common" for armlibc newlibc and dlib. It's not "common" for minilibc.

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Dlib(IAR) porting for RT-Thread. # DLIB (IAR) porting for RT-Thread
Please define RT_USING_LIBC and compile RT-Thread with IAR compiler. Please define RT_USING_LIBC and compile RT-Thread with IAR compiler.
## More Information
http://www.iarsys.co.jp/download/LMS2/arm/7502/ewarm7502doc/arm/doc/EWARM_DevelopmentGuide.ENU.pdf P.130

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# NEWLIB (GCC) porting for RT-Thread
Please define RT_USING_LIBC and compile RT-Thread with GCC compiler.
## More Information
https://sourceware.org/newlib/libc.html#Reentrancy