Linux Toolchain – MIPS
https://www.mips.com/develop/tools/compilers/linux-toolchainLinux Toolchain. Here is a simple way to get started with the Linux open source toolchain for MIPS. This is referred to as target mipsel-linux-gnu. The C library is from egibc. We provide a prebuilt binary package that you can download and use. A source package and command file is provided with which you can build your own custom toolchain.
Toolchains - LinuxMIPS
https://www.linux-mips.org/wiki/ToolchainsAll commercial Linux/MIPS distributions come with appropriate toolchain deliverables. Cygwin. Here is a first attempt at GCC 4.9.2 and Binutils 2.25 compiled on/for 32-bit Cygwin and targeting mips-unknown-linux-gnu. Untested for Linux kernel builds. Roll-your-own