MIPS_ISA_ARCH_LEVEL   57 arch/mips/include/asm/compiler.h #define MIPS_ISA_ARCH_LEVEL MIPS_ISA_LEVEL
MIPS_ISA_ARCH_LEVEL   63 arch/mips/include/asm/compiler.h #define MIPS_ISA_ARCH_LEVEL "arch=r4000"