a5 30 arch/alpha/include/uapi/asm/regdef.h #define a5 $21 a5 82 arch/m68k/lib/divsi3.S #define a5 REG (a5) a5 82 arch/m68k/lib/modsi3.S #define a5 REG (a5) a5 80 arch/m68k/lib/mulsi3.S #define a5 REG (a5) a5 80 arch/m68k/lib/udivsi3.S #define a5 REG (a5) a5 80 arch/m68k/lib/umodsi3.S #define a5 REG (a5) a5 75 arch/mips/include/asm/regdef.h #define a5 $9