projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 92362027 AC |
1 | /* Target-dependent definitions for GNU/Linux MIPS. |
| 2 | ||
| 3 | Copyright 2001, 2002 Free Software Foundation, Inc. | |
| 2aa830e4 DJ |
4 | |
| 5 | This file is part of GDB. | |
| 6 | ||
| 7 | This program is free software; you can redistribute it and/or modify | |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 2 of the License, or | |
| 10 | (at your option) any later version. | |
| 11 | ||
| 12 | This program is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU General Public License | |
| 18 | along with this program; if not, write to the Free Software | |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
| 20 | Boston, MA 02111-1307, USA. */ | |
| 21 | ||
| 22 | #ifndef TM_MIPSLINUX_H | |
| 23 | #define TM_MIPSLINUX_H | |
| 24 | ||
| 25 | #include "mips/tm-mips.h" | |
| 26 | ||
| 27 | /* We don't want to inherit tm-mips.h's shared library trampoline code. */ | |
| 28 | ||
| 29 | #undef IN_SOLIB_CALL_TRAMPOLINE | |
| 30 | #undef IN_SOLIB_RETURN_TRAMPOLINE | |
| 31 | #undef SKIP_TRAMPOLINE_CODE | |
| 32 | #undef IGNORE_HELPER_CALL | |
| 33 | ||
| 92362027 | 34 | /* GNU/Linux MIPS has __SIGRTMAX == 127. */ |
| 2aa830e4 | 35 | |
| e64c0717 DJ |
36 | #define REALTIME_LO 32 |
| 37 | #define REALTIME_HI 128 | |
| 2aa830e4 | 38 | |
| e64c0717 | 39 | #include "tm-linux.h" |
| 2aa830e4 DJ |
40 | |
| 41 | /* There's an E_MIPS_ABI_O32 flag in e_flags, but we don't use it - in | |
| 42 | fact, using it may violate the o32 ABI. */ | |
| 43 | ||
| 44 | #define MIPS_DEFAULT_ABI MIPS_ABI_O32 | |
| 45 | ||
| 2aa830e4 DJ |
46 | /* Use target_specific function to define link map offsets. */ |
| 47 | ||
| 48 | extern struct link_map_offsets *mips_linux_svr4_fetch_link_map_offsets (void); | |
| 49 | #define SVR4_FETCH_LINK_MAP_OFFSETS() \ | |
| 50 | mips_linux_svr4_fetch_link_map_offsets () | |
| 51 | ||
| 52 | /* Details about jmp_buf. */ | |
| 53 | ||
| 54 | #define JB_ELEMENT_SIZE 4 | |
| 55 | #define JB_PC 0 | |
| 56 | ||
| 57 | /* Figure out where the longjmp will land. Slurp the arguments out of the | |
| 58 | stack. We expect the first arg to be a pointer to the jmp_buf structure | |
| 59 | from which we extract the pc (JB_PC) that we will land at. The pc is | |
| 60 | copied into ADDR. This routine returns 1 on success. */ | |
| 61 | ||
| 62 | #define GET_LONGJMP_TARGET(ADDR) mips_linux_get_longjmp_target(ADDR) | |
| 63 | extern int mips_linux_get_longjmp_target (CORE_ADDR *); | |
| 64 | ||
| 65 | /* We do single stepping in software. */ | |
| 66 | ||
| 67 | #define SOFTWARE_SINGLE_STEP_P() 1 | |
| 68 | #define SOFTWARE_SINGLE_STEP(sig,bp_p) mips_software_single_step (sig, bp_p) | |
| 69 | ||
| 70 | /* FIXME: This still needs to be implemented. */ | |
| 71 | ||
| 72 | #undef IN_SIGTRAMP | |
| 73 | #define IN_SIGTRAMP(pc, name) (0) | |
| 74 | ||
| 75 | #endif /* TM_MIPSLINUX_H */ |