tce-load -i Xorg-7.7-3d-dev

cd xf86-video-amdgpu-1.2.0

CC="gcc -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local -disable-static --localstatedir=/var --sysconfdir=/etc

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make
sudo make install

        prefix:              /usr/local
        exec_prefix:         ${prefix}
        libdir:              ${exec_prefix}/lib
        includedir:          ${prefix}/include

        CFLAGS:              -g -O2
        CXXFLAGS:            
        Macros: