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. */
31 /* From ppc-linux-tdep.c... */
32 CORE_ADDR ppc_linux_frame_saved_pc (struct frame_info *fi);
33 void ppc_linux_init_extra_frame_info (int fromleaf, struct frame_info *);
34 int ppc_linux_frameless_function_invocation (struct frame_info *);
35 void ppc_linux_frame_init_saved_regs (struct frame_info *);
36 CORE_ADDR ppc_linux_frame_chain (struct frame_info *);
37 enum return_value_convention ppc_sysv_abi_return_value (struct gdbarch *gdbarch,
39 struct regcache *regcache,
41 const void *writebuf);
42 enum return_value_convention ppc_sysv_abi_broken_return_value (struct gdbarch *gdbarch,
44 struct regcache *regcache,
46 const void *writebuf);
47 CORE_ADDR ppc_sysv_abi_push_dummy_call (struct gdbarch *gdbarch,
49 struct regcache *regcache,
50 CORE_ADDR bp_addr, int nargs,
51 struct value **args, CORE_ADDR sp,
53 CORE_ADDR struct_addr);
54 CORE_ADDR ppc64_sysv_abi_push_dummy_call (struct gdbarch *gdbarch,
56 struct regcache *regcache,
57 CORE_ADDR bp_addr, int nargs,
58 struct value **args, CORE_ADDR sp,
60 CORE_ADDR struct_addr);
61 CORE_ADDR ppc64_sysv_abi_adjust_breakpoint_address (struct gdbarch *gdbarch,
63 int ppc_linux_memory_remove_breakpoint (CORE_ADDR addr, char *contents_cache);
64 struct link_map_offsets *ppc_linux_svr4_fetch_link_map_offsets (void);
65 void ppc_linux_supply_gregset (char *buf);
66 void ppc_linux_supply_fpregset (char *buf);
68 enum return_value_convention ppc64_sysv_abi_return_value (struct gdbarch *gdbarch,
70 struct regcache *regcache,
72 const void *writebuf);
74 /* From rs6000-tdep.c... */
75 CORE_ADDR rs6000_frame_saved_pc (struct frame_info *fi);
76 void rs6000_init_extra_frame_info (int fromleaf, struct frame_info *);
77 int rs6000_frameless_function_invocation (struct frame_info *);
78 void rs6000_frame_init_saved_regs (struct frame_info *);
79 CORE_ADDR rs6000_frame_chain (struct frame_info *);
80 int altivec_register_p (int regno);
83 /* Return non-zero when the architecture has an FPU (or at least when
84 the ABI is using the FPU). */
85 int ppc_floating_point_unit_p (struct gdbarch *gdbarch);
87 /* Private data that this module attaches to struct gdbarch. */
91 int wordsize; /* size in bytes of fixed-point word */
92 int *regoff; /* byte offsets in register arrays */
93 const struct reg *regs; /* from current variant */
94 int ppc_gp0_regnum; /* GPR register 0 */
95 int ppc_gplast_regnum; /* GPR register 31 */
96 int ppc_toc_regnum; /* TOC register */
97 int ppc_ps_regnum; /* Processor (or machine) status (%msr) */
98 int ppc_cr_regnum; /* Condition register */
99 int ppc_lr_regnum; /* Link register */
100 int ppc_ctr_regnum; /* Count register */
101 int ppc_xer_regnum; /* Integer exception register */
102 int ppc_fpscr_regnum; /* Floating point status and condition
104 int ppc_mq_regnum; /* Multiply/Divide extension register */
105 int ppc_vr0_regnum; /* First AltiVec register */
106 int ppc_vrsave_regnum; /* Last AltiVec register */
107 int ppc_ev0_regnum; /* First ev register */
108 int ppc_ev31_regnum; /* Last ev register */
109 int lr_frame_offset; /* Offset to ABI specific location where
110 link register is saved. */