1*11806Smckusick /* sccsid: @(#)vax.h 1.2 (Berkeley) 03/31/83 */ 211714Smckusick 311714Smckusick /* 411714Smckusick * opcode of the `calls' instruction 511714Smckusick */ 611714Smckusick #define CALLS 0xfb 711714Smckusick 811714Smckusick /* 911714Smckusick * offset (in bytes) of the code from the entry address of a routine. 1011714Smckusick * (see asgnsamples for use and explanation.) 1111714Smckusick */ 1211714Smckusick #define OFFSET_OF_CODE 2 13*11806Smckusick #define UNITS_TO_CODE (OFFSET_OF_CODE / sizeof(UNIT)) 1411714Smckusick 1511714Smckusick /* 1611714Smckusick * register for pc relative addressing 1711714Smckusick */ 1811714Smckusick #define PC 0xf 1911714Smckusick 2011714Smckusick enum opermodes { 2111714Smckusick literal, indexed, reg, regdef, autodec, autoinc, autoincdef, 2211714Smckusick bytedisp, bytedispdef, worddisp, worddispdef, longdisp, longdispdef, 2311714Smckusick immediate, absolute, byterel, bytereldef, wordrel, wordreldef, 2411714Smckusick longrel, longreldef 2511714Smckusick }; 2611714Smckusick typedef enum opermodes operandenum; 2711714Smckusick 2811714Smckusick struct modebyte { 2911714Smckusick unsigned int regfield:4; 3011714Smckusick unsigned int modefield:4; 3111714Smckusick }; 3211714Smckusick 33