/* Target-dependent code for the Motorola 68000 series.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1999, 2000,
- 2001, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1999, 2000, 2001,
+ 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef M68K_TDEP_H
#define M68K_TDEP_H
{
M68K_D0_REGNUM = 0,
M68K_D1_REGNUM = 1,
+ M68K_D2_REGNUM = 2,
+ M68K_D7_REGNUM = 7,
M68K_A0_REGNUM = 8,
M68K_A1_REGNUM = 9,
+ M68K_A2_REGNUM = 10,
M68K_FP_REGNUM = 14, /* Address of executing stack frame. */
M68K_SP_REGNUM = 15, /* Address of top of stack. */
M68K_PS_REGNUM = 16, /* Processor status. */
/* Size of the largest register. */
#define M68K_MAX_REGISTER_SIZE 12
-struct m68k_sigtramp_info
-{
- /* Address of sigcontext. */
- CORE_ADDR sigcontext_addr;
-
- /* Offset of registers in `struct sigcontext'. */
- int *sc_reg_offset;
-};
-
/* Convention for returning structures. */
enum struct_return
reg_struct_return /* Return "short" structures in registers. */
};
+/* Particular flavour of m68k. */
+enum m68k_flavour
+ {
+ m68k_no_flavour,
+ m68k_coldfire_flavour,
+ m68k_fido_flavour
+ };
+
/* Target-dependent structure in gdbarch. */
struct gdbarch_tdep
/* The size of each entry in the jump buffer. */
size_t jb_elt_size;
- /* Get info about sigtramp. */
- struct m68k_sigtramp_info (*get_sigtramp_info) (struct frame_info *);
+ /* Register in which the address to store a structure value is
+ passed to a function. */
+ int struct_value_regnum;
/* Convention for returning structures. */
enum struct_return struct_return;
+
+ /* Convention for returning floats. zero in int regs, non-zero in float. */
+ int float_return;
+
+ /* The particular flavour of m68k. */
+ enum m68k_flavour flavour;
+
+ /* Flag set if the floating point registers are present, or assumed
+ to be present. */
+ int fpregs_present;
};
+/* Initialize a SVR4 architecture variant. */
+extern void m68k_svr4_init_abi (struct gdbarch_info, struct gdbarch *);
+\f
+
/* Functions exported from m68kbsd-tdep.c. */
-extern int m68kbsd_fpreg_offset (int regnum);
+extern int m68kbsd_fpreg_offset (struct gdbarch *gdbarch, int regnum);
#endif /* m68k-tdep.h */