1 #ifndef _JBOFFSETS_H_ 2 #define _JBOFFSETS_H_ 3 4 /* 5 * Normally the same layout is used for saving the registers in jmp_buf 6 * as that used in struct sigcontext. For portability all of the registers need 7 * to be stored in the space available in a portable jmp_buf so this code 8 * packs the register together. 9 */ 10 11 #define JB_MASK (0*REGSZ) 12 #define JB_PC (1*REGSZ) 13 #define JB_MAGIC (2*REGSZ) 14 #define JB_S0 (3*REGSZ) 15 #define JB_S1 (4*REGSZ) 16 #define JB_S2 (5*REGSZ) 17 #define JB_S3 (6*REGSZ) 18 #define JB_S4 (7*REGSZ) 19 #define JB_S5 (8*REGSZ) 20 #define JB_S6 (9*REGSZ) 21 #define JB_S7 (10*REGSZ) 22 #define JB_S8 (11*REGSZ) 23 #define JB_GP (12*REGSZ) 24 #define JB_SP (13*REGSZ) 25 #define JB_SAVEMASK (14*REGSZ) 26 #define JB_FPUSED (15*REGSZ) 27 #define JB_FSR (16*REGSZ) 28 #define JB_FPBASE (18*REGSZ) 29 #define JB_F20 (JB_FPBASE+0*REGSZ_FP) 30 #define JB_F21 (JB_FPBASE+1*REGSZ_FP) 31 #define JB_F22 (JB_FPBASE+2*REGSZ_FP) 32 #define JB_F23 (JB_FPBASE+3*REGSZ_FP) 33 #define JB_F24 (JB_FPBASE+4*REGSZ_FP) 34 #define JB_F25 (JB_FPBASE+5*REGSZ_FP) 35 #define JB_F26 (JB_FPBASE+6*REGSZ_FP) 36 #define JB_F27 (JB_FPBASE+7*REGSZ_FP) 37 #define JB_F28 (JB_FPBASE+8*REGSZ_FP) 38 #define JB_F29 (JB_FPBASE+9*REGSZ_FP) 39 #define JB_F30 (JB_FPBASE+10*REGSZ_FP) 40 #define JB_F31 (JB_FPBASE+11*REGSZ_FP) 41 42 /* Use different magic numbers to avoid misuse of native vs portable contexts */ 43 #define MAGIC_SETJMP 0xACEDBEAD 44 #define MAGIC__SETJMP 0xBEAD1CAB 45 46 #endif /* _JBOFFSETS_H_ */ 47
