gp 41 arch/alpha/include/uapi/asm/regdef.h #define gp $29 /* global pointer */ gp 55 arch/mips/include/asm/regdef.h #define gp $28 /* global pointer */ gp 98 arch/mips/include/asm/regdef.h #define gp $28 /* global pointer - caller saved for PIC */ gp 76 arch/mips/kernel/pm-cps.c t8, t9, k0, k1, gp, sp, fp, ra,