5868c862e2
* alpha-tdep.c (alpha_sigcontext_addr): New function. (alpha_find_saved_regs): Use alpha_sigcontext_addr. (alpha_gdbarch_init): Initialize tdep->sigcontext_addr. * alpha-linux-tdep.c: Include frame.h. (alpha_linux_sigcontext_addr): New function. (alpha_linux_init_abi): Set tdep->sigcontext_addr to alpha_linux_sigcontext_addr. * alpha-osf1-tdep.c: Include gdbcore.h. (alpha_osf1_sigcontext_addr): New function. (alpha_osf1_init_abi): Set tdep->sigcontext_addr to alpha_osf1_sigcontext_addr. * config/alpha/tm-alpha.h (SIGCONTEXT_ADDR): Remove. * config/alpha/tm-alphalinux.h (SIGCONTEXT_ADDR): Remove.
86 lines
3.2 KiB
C
86 lines
3.2 KiB
C
/* Definitions to make GDB run on an Alpha box under OSF1. This is
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also used by the Alpha/Netware and Alpha GNU/Linux targets.
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Copyright 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2002 Free
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Software Foundation, Inc.
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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_ALPHA_H
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#define TM_ALPHA_H
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#define GDB_MULTI_ARCH GDB_MULTI_ARCH_PARTIAL
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#include "bfd.h"
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#include "coff/sym.h" /* Needed for PDR below. */
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#include "coff/symconst.h"
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struct frame_info;
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struct symbol;
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/* Number of traps that happen between exec'ing the shell
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to run an inferior, and when we finally get to
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the inferior code. This is 2 on most implementations. */
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#define START_INFERIOR_TRAPS_EXPECTED 3
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/* Special symbol found in blocks associated with routines. We can hang
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alpha_extra_func_info_t's off of this. */
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#define MIPS_EFI_SYMBOL_NAME "__GDB_EFI_INFO__"
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extern void ecoff_relocate_efi (struct symbol *, CORE_ADDR);
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#define RA_REGNUM 26 /* XXXJRT needed by mdebugread.c */
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/* Specific information about a procedure.
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This overlays the ALPHA's PDR records,
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alpharead.c (ab)uses this to save memory */
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typedef struct alpha_extra_func_info
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{
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long numargs; /* number of args to procedure (was iopt) */
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PDR pdr; /* Procedure descriptor record */
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}
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*alpha_extra_func_info_t;
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/* Define the extra_func_info that mipsread.c needs.
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FIXME: We should define our own PDR interface, perhaps in a separate
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header file. This would get rid of the <bfd.h> inclusion in all sources
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and would abstract the mips/alpha interface from ecoff. */
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#define mips_extra_func_info alpha_extra_func_info
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#define mips_extra_func_info_t alpha_extra_func_info_t
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#define PRINT_EXTRA_FRAME_INFO(fi) alpha_print_extra_frame_info ((fi))
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extern void alpha_print_extra_frame_info (struct frame_info *);
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/* It takes two values to specify a frame on the ALPHA. Sigh.
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In fact, at the moment, the *PC* is the primary value that sets up
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a frame. The PC is looked up to see what function it's in; symbol
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information from that function tells us which register is the frame
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pointer base, and what offset from there is the "virtual frame pointer".
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(This is usually an offset from SP.) FIXME -- this should be cleaned
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up so that the primary value is the SP, and the PC is used to disambiguate
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multiple functions with the same SP that are at different stack levels. */
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#define SETUP_ARBITRARY_FRAME(argc, argv) \
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alpha_setup_arbitrary_frame (argc, argv)
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extern struct frame_info *alpha_setup_arbitrary_frame (int, CORE_ADDR *);
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#endif /* TM_ALPHA_H */
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