1*49436Sbostic /*- 2*49436Sbostic * Copyright (c) 1982, 1986 The Regents of the University of California. 3*49436Sbostic * All rights reserved. 423277Smckusick * 5*49436Sbostic * %sccs.include.proprietary.c% 6*49436Sbostic * 7*49436Sbostic * @(#)trap.h 7.4 (Berkeley) 05/08/91 823277Smckusick */ 975Sbill 1075Sbill /* 1175Sbill * Trap type values 1231831Skarels * also known in trap.c for name strings 1375Sbill */ 1475Sbill 158981Sroot #define T_RESADFLT 0 /* reserved addressing fault */ 168981Sroot #define T_PRIVINFLT 1 /* privileged instruction fault */ 178981Sroot #define T_RESOPFLT 2 /* reserved operand fault */ 1831831Skarels /* definitions for <sys/signal.h> */ 1931831Skarels #define ILL_RESAD_FAULT T_RESADFLT 2031831Skarels #define ILL_PRIVIN_FAULT T_PRIVINFLT 2131831Skarels #define ILL_RESOP_FAULT T_RESOPFLT 2231831Skarels /* CHME, CHMS, CHMU are not yet given back to users reasonably */ 238981Sroot #define T_BPTFLT 3 /* bpt instruction fault */ 248981Sroot #define T_XFCFLT 4 /* xfc instruction fault */ 258981Sroot #define T_SYSCALL 5 /* chmk instruction (syscall trap) */ 268981Sroot #define T_ARITHTRAP 6 /* arithmetic trap */ 278981Sroot #define T_ASTFLT 7 /* software level 2 trap (ast deliv) */ 288981Sroot #define T_SEGFLT 8 /* segmentation fault */ 298981Sroot #define T_PROTFLT 9 /* protection fault */ 308981Sroot #define T_TRCTRAP 10 /* trace trap */ 318981Sroot #define T_COMPATFLT 11 /* compatibility mode fault */ 328981Sroot #define T_PAGEFLT 12 /* page fault */ 338981Sroot #define T_TABLEFLT 13 /* page table fault */ 3430543Skarels #define T_KDBTRAP 14 /* kernel debugger trap */ 3531831Skarels 3631831Skarels /* codes for SIGFPE/ARITHTRAP */ 3731831Skarels #define FPE_INTOVF_TRAP 0x1 /* integer overflow */ 3831831Skarels #define FPE_INTDIV_TRAP 0x2 /* integer divide by zero */ 3931831Skarels #define FPE_FLTOVF_TRAP 0x3 /* floating overflow */ 4031831Skarels #define FPE_FLTDIV_TRAP 0x4 /* floating/decimal divide by zero */ 4131831Skarels #define FPE_FLTUND_TRAP 0x5 /* floating underflow */ 4231831Skarels #define FPE_DECOVF_TRAP 0x6 /* decimal overflow */ 4331831Skarels #define FPE_SUBRNG_TRAP 0x7 /* subscript out of range */ 4431831Skarels #define FPE_FLTOVF_FAULT 0x8 /* floating overflow fault */ 4531831Skarels #define FPE_FLTDIV_FAULT 0x9 /* divide by zero floating fault */ 4631831Skarels #define FPE_FLTUND_FAULT 0xa /* floating underflow fault */ 47