loongarch: Add LSX/LASX support
- LSX/LASX is the LOONGARCH 128-bit/256-bit SIMD Architecture.
- Add checkasm support.
- Add asm.S file.
Signed-off-by: gxw guxiwei-hf@loongson.cn
Edited by Lu Wang
Signed-off-by: gxw guxiwei-hf@loongson.cn
VideoLAN code repository instance