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sfurman |
/* Target machine description for MIPS running SVR4, for GDB.
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Copyright 1994, 1995, 1998, 1999, 2000 Free 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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#include "mips/tm-bigmips.h"
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#include "config/tm-sysv4.h"
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/* The signal handler trampoline is called _sigtramp. */
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#undef IN_SIGTRAMP
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#define IN_SIGTRAMP(pc, name) ((name) && STREQ ("_sigtramp", name))
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/* On entry to the signal handler trampoline, an ucontext is already
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pushed on the stack. We can get at the saved registers via the
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mcontext which is contained within the ucontext. */
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#define SIGFRAME_BASE 0
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#define SIGFRAME_REGSAVE_OFF (SIGFRAME_BASE + 40)
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#define SIGFRAME_PC_OFF (SIGFRAME_BASE + 40 + 35 * 4)
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#define SIGFRAME_FPREGSAVE_OFF (SIGFRAME_BASE + 40 + 36 * 4)
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/* Convert a DWARF register number to a gdb REGNUM. */
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#define DWARF_REG_TO_REGNUM(num) ((num) < 32 ? (num) : (num)+FP0_REGNUM-32)
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