/* reg.h 4.2 81/02/19 */ /* * Location of the users' stored * registers relative to R0. * Usage is u.u_ar0[XX]. */ #define R0 (-18) #define R1 (-17) #define R2 (-16) #define R3 (-15) #define R4 (-14) #define R5 (-13) #define R6 (-12) #define R7 (-11) #define R8 (-10) #define R9 (-9) #define R10 (-8) #define R11 (-7) #define R12 (-21) #define R13 (-20) #define AP (-21) #define FP (-20) #define SP (-5) #define PS (-1) #define PC (-2)