#-mips32 -msoft-float -EL => for 4KC/4KEC  (default now)
from \gnutools\mipsisa32-elf\lib\gcc\mipsisa32-elf\3.4.4\soft-float\el\libgcc.a
from \gnutools\mipsisa32-elf\mipsisa32-elf\lib\soft-float\el\libsupc++.a

#-mips32r2 -msoft-float -EL => for 4KEC
from \gnutools\mipsisa32-elf\lib\gcc\mipsisa32-elf\3.4.4\soft-float\el\mips32r2\libgcc.a
from \gnutools\mipsisa32-elf\mipsisa32-elf\lib\soft-float\el\mips32r2\libsupc++.a