# Linux Kernel Module Cheat
The perfect emulation setup to study and develop the <<linux-kernel>> v5.9.2, kernel modules, <<qemu-buildroot-setup,QEMU>>, <<gem5-buildroot-setup,gem5>> and x86_64, ARMv7 and ARMv8 <<userland-assembly,userland>> and <<baremetal-setup,baremetal>> assembly, <<c,ANSI C>>, <<cpp,C++>> and <<posix,POSIX>>. <<gdb>> and <<kgdb>> just work. Powered by <<about-the-qemu-buildroot-setup,Buildroot>> and <<about-the-baremetal-setup,crosstool-NG>>. Highly automated. Thoroughly documented. Automated <<test-this-repo,tests>>.

## 32. IEEE 754

https://en.wikipedia.org/wiki/IEEE_754

Examples:

- userland/arch/x86_64/ieee754.S

- lkmc/float.h. Bibliography: https://stackoverflow.com/questions/52905648/how-to-use-hexadecimal-floating-point-literals-in-gnu-gas/56818851#56818851

- https://stackoverflow.com/questions/8341395/what-is-a-subnormal-floating-point-number/53203428#53203428

- https://stackoverflow.com/questions/18118408/what-is-difference-between-quiet-nan-and-signaling-nan/55648118#55648118

- https://stackoverflow.com/questions/2618059/in-java-what-does-nan-mean/55673220#55673220