2002-02-24 22:56:08 +00:00
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/* Target-dependent definitions for GNU/Linux MIPS.
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Copyright 2001, 2002 Free Software Foundation, Inc.
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2001-07-10 20:41:54 +00:00
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef TM_MIPSLINUX_H
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#define TM_MIPSLINUX_H
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#include "mips/tm-mips.h"
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/* We don't want to inherit tm-mips.h's shared library trampoline code. */
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#undef IN_SOLIB_CALL_TRAMPOLINE
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#undef IN_SOLIB_RETURN_TRAMPOLINE
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#undef SKIP_TRAMPOLINE_CODE
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#undef IGNORE_HELPER_CALL
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2002-02-24 22:56:08 +00:00
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/* GNU/Linux MIPS has __SIGRTMAX == 127. */
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2001-07-10 20:41:54 +00:00
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2001-07-11 21:49:41 +00:00
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#define REALTIME_LO 32
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#define REALTIME_HI 128
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2001-07-10 20:41:54 +00:00
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2001-07-11 21:49:41 +00:00
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#include "tm-linux.h"
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2001-07-10 20:41:54 +00:00
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/* There's an E_MIPS_ABI_O32 flag in e_flags, but we don't use it - in
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fact, using it may violate the o32 ABI. */
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#define MIPS_DEFAULT_ABI MIPS_ABI_O32
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/* Use target_specific function to define link map offsets. */
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extern struct link_map_offsets *mips_linux_svr4_fetch_link_map_offsets (void);
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#define SVR4_FETCH_LINK_MAP_OFFSETS() \
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mips_linux_svr4_fetch_link_map_offsets ()
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/* Details about jmp_buf. */
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#define JB_ELEMENT_SIZE 4
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#define JB_PC 0
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/* Figure out where the longjmp will land. Slurp the arguments out of the
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stack. We expect the first arg to be a pointer to the jmp_buf structure
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from which we extract the pc (JB_PC) that we will land at. The pc is
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copied into ADDR. This routine returns 1 on success. */
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#define GET_LONGJMP_TARGET(ADDR) mips_linux_get_longjmp_target(ADDR)
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extern int mips_linux_get_longjmp_target (CORE_ADDR *);
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/* We do single stepping in software. */
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#define SOFTWARE_SINGLE_STEP_P() 1
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#define SOFTWARE_SINGLE_STEP(sig,bp_p) mips_software_single_step (sig, bp_p)
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/* FIXME: This still needs to be implemented. */
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#undef IN_SIGTRAMP
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#define IN_SIGTRAMP(pc, name) (0)
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#endif /* TM_MIPSLINUX_H */
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