1 /* Target-dependent code for GDB, the GNU debugger.
2 Copyright 2000, 2001, 2002, 2003
3 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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. */
29 /* From ppc-linux-tdep.c... */
30 CORE_ADDR ppc_linux_frame_saved_pc (struct frame_info *fi);
31 void ppc_linux_init_extra_frame_info (int fromleaf, struct frame_info *);
32 int ppc_linux_frameless_function_invocation (struct frame_info *);
33 void ppc_linux_frame_init_saved_regs (struct frame_info *);
34 CORE_ADDR ppc_linux_frame_chain (struct frame_info *);
35 int ppc_sysv_abi_use_struct_convention (int, struct type *);
36 int ppc_sysv_abi_broken_use_struct_convention (int, struct type *);
37 CORE_ADDR ppc_sysv_abi_push_dummy_call (struct gdbarch *gdbarch,
39 struct regcache *regcache,
40 CORE_ADDR bp_addr, int nargs,
41 struct value **args, CORE_ADDR sp,
43 CORE_ADDR struct_addr);
44 int ppc_linux_memory_remove_breakpoint (CORE_ADDR addr, char *contents_cache);
45 struct link_map_offsets *ppc_linux_svr4_fetch_link_map_offsets (void);
46 void ppc_linux_supply_gregset (char *buf);
47 void ppc_linux_supply_fpregset (char *buf);
50 /* From rs6000-tdep.c... */
51 CORE_ADDR rs6000_frame_saved_pc (struct frame_info *fi);
52 void rs6000_init_extra_frame_info (int fromleaf, struct frame_info *);
53 int rs6000_frameless_function_invocation (struct frame_info *);
54 void rs6000_frame_init_saved_regs (struct frame_info *);
55 CORE_ADDR rs6000_frame_chain (struct frame_info *);
56 int altivec_register_p (int regno);
59 /* Return non-zero when the architecture has an FPU (or at least when
60 the ABI is using the FPU). */
61 int ppc_floating_point_unit_p (struct gdbarch *gdbarch);
63 /* Private data that this module attaches to struct gdbarch. */
67 int wordsize; /* size in bytes of fixed-point word */
68 int *regoff; /* byte offsets in register arrays */
69 const struct reg *regs; /* from current variant */
70 int ppc_gp0_regnum; /* GPR register 0 */
71 int ppc_gplast_regnum; /* GPR register 31 */
72 int ppc_toc_regnum; /* TOC register */
73 int ppc_ps_regnum; /* Processor (or machine) status (%msr) */
74 int ppc_cr_regnum; /* Condition register */
75 int ppc_lr_regnum; /* Link register */
76 int ppc_ctr_regnum; /* Count register */
77 int ppc_xer_regnum; /* Integer exception register */
78 int ppc_fpscr_regnum; /* Floating point status and condition
80 int ppc_mq_regnum; /* Multiply/Divide extension register */
81 int ppc_vr0_regnum; /* First AltiVec register */
82 int ppc_vrsave_regnum; /* Last AltiVec register */
83 int ppc_ev0_regnum; /* First ev register */
84 int ppc_ev31_regnum; /* Last ev register */
85 int lr_frame_offset; /* Offset to ABI specific location where
86 link register is saved. */