projects / deliverable / binutils-gdb.git / blame
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|---|---|---|
| 5076de82 FF |
1 | /* Macro definitions for GDB for a Sun 4 running Solaris 2 |
| 2 | Copyright 1989, 1992, 1993 Free Software Foundation, Inc. | |
| 3 | ||
| 4 | This file is part of GDB. | |
| 5 | ||
| 6 | This program is free software; you can redistribute it and/or modify | |
| 7 | it under the terms of the GNU General Public License as published by | |
| 8 | the Free Software Foundation; either version 2 of the License, or | |
| 9 | (at your option) any later version. | |
| 10 | ||
| 11 | This program is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | GNU General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU General Public License | |
| 17 | along with this program; if not, write to the Free Software | |
| 18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
| 19 | ||
| 20 | #include "sparc/tm-sparc.h" | |
| 21 | #include "tm-sysv4.h" | |
| 22 | ||
| 2093fe68 RP |
23 | #undef IN_SOLIB_TRAMPOLINE |
| 24 | #define IN_SOLIB_TRAMPOLINE(pc, name) in_solib_trampoline((pc), (name)) | |
| 25 | ||
| 5076de82 FF |
26 | /* The values of N_SLINE, N_LBRAC, N_RBRAC symbols in .stab sections are |
| 27 | relative to the current function, rather than being absolute or | |
| 28 | relative to the current N_SO. */ | |
| 29 | ||
| 30 | #define BLOCK_ADDRESS_FUNCTION_RELATIVE | |
| 31 | ||
| 32 | /* Variables in the debug stabs occur after the N_LBRAC, not before it, | |
| 33 | in code generated by Sun C. */ | |
| 34 | ||
| 35 | #define VARIABLES_INSIDE_BLOCK(desc, gcc_p) (!(gcc_p)) | |
| 36 | ||
| 37 | /* There's no need to correct LBRAC entries by guessing how they should | |
| 38 | work. In fact, this is harmful because the LBRAC entries now all appear | |
| 39 | at the end of the function, not intermixed with the SLINE entries. */ | |
| 40 | ||
| 41 | #define SUN_FIXED_LBRAC_BUG | |
| 42 | ||
| 43 | #if 0 /* FIXME Setjmp/longjmp are not as well doc'd in SunOS 5.x yet */ | |
| 44 | ||
| 45 | /* Offsets into jmp_buf. Not defined by Sun, but at least documented in a | |
| 46 | comment in <machine/setjmp.h>! */ | |
| 47 | ||
| 48 | #define JB_ELEMENT_SIZE 4 /* Size of each element in jmp_buf */ | |
| 49 | ||
| 50 | #define JB_ONSSTACK 0 | |
| 51 | #define JB_SIGMASK 1 | |
| 52 | #define JB_SP 2 | |
| 53 | #define JB_PC 3 | |
| 54 | #define JB_NPC 4 | |
| 55 | #define JB_PSR 5 | |
| 56 | #define JB_G1 6 | |
| 57 | #define JB_O0 7 | |
| 58 | #define JB_WBCNT 8 | |
| 59 | ||
| 60 | /* Figure out where the longjmp will land. We expect that we have just entered | |
| 61 | longjmp and haven't yet setup the stack frame, so the args are still in the | |
| 62 | output regs. %o0 (O0_REGNUM) points at the jmp_buf structure from which we | |
| 63 | extract the pc (JB_PC) that we will land at. The pc is copied into ADDR. | |
| 64 | This routine returns true on success */ | |
| 65 | ||
| 66 | extern int | |
| 67 | get_longjmp_target PARAMS ((CORE_ADDR *)); | |
| 68 | ||
| 69 | #define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR) | |
| 70 | #endif /* 0 */ |