-/* Common target dependent code for GDB on HPPA systems.
- Copyright 2003, 2004 Free Software Foundation, Inc.
+/* Target-dependent code for the HP PA-RISC architecture.
+
+ Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of GDB.
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. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
#ifndef HPPA_TDEP_H
#define HPPA_TDEP_H
struct objfile;
struct so_list;
-/* Register numbers of various important registers.
- Note that some of these values are "real" register numbers,
- and correspond to the general registers of the machine,
- and some are "phony" register numbers which are too large
- to be actual register numbers as far as the user is concerned
- but do serve to get the desired values when passed to read_register. */
+/* Register numbers of various important registers. */
enum hppa_regnum
{
HPPA_FLAGS_REGNUM = 0, /* Various status flags */
HPPA_RP_REGNUM = 2, /* return pointer */
HPPA_FP_REGNUM = 3, /* The ABI's frame pointer, when used */
+ HPPA_DP_REGNUM = 27,
+ HPPA_RET0_REGNUM = 28,
+ HPPA_RET1_REGNUM = 29,
HPPA_SP_REGNUM = 30, /* Stack pointer. */
HPPA_R31_REGNUM = 31,
HPPA_SAR_REGNUM = 32, /* Shift Amount Register */
HPPA_CR27_REGNUM = 60, /* Base register for thread-local storage, cr27 */
HPPA_FP0_REGNUM = 64, /* First floating-point. */
HPPA_FP4_REGNUM = 72,
+ HPPA64_FP4_REGNUM = 68,
+ HPPA_FP31R_REGNUM = 127, /* Last floating-point. */
HPPA_ARG0_REGNUM = 26, /* The first argument of a callee. */
HPPA_ARG1_REGNUM = 25, /* The second argument of a callee. */
HPPA_ARG3_REGNUM = 23 /* The fourth argument of a callee. */
};
+/* Instruction size. */
+#define HPPA_INSN_SIZE 4
+
/* Target-dependent structure in gdbarch. */
struct gdbarch_tdep
{
unsigned int Millicode:1; /* 1 */
unsigned int Millicode_save_sr0:1; /* 2 */
unsigned int Region_description:2; /* 3..4 */
- unsigned int reserved1:1; /* 5 */
+ unsigned int reserved:1; /* 5 */
unsigned int Entry_SR:1; /* 6 */
unsigned int Entry_FR:4; /* number saved *//* 7..10 */
unsigned int Entry_GR:5; /* number saved *//* 11..15 */
unsigned int Frame_Extension_Millicode:1; /* 19 */
unsigned int Stack_Overflow_Check:1; /* 20 */
unsigned int Two_Instruction_SP_Increment:1; /* 21 */
- unsigned int Ada_Region:1; /* 22 */
+ unsigned int sr4export:1; /* 22 */
unsigned int cxx_info:1; /* 23 */
unsigned int cxx_try_catch:1; /* 24 */
unsigned int sched_entry_seq:1; /* 25 */
- unsigned int reserved2:1; /* 26 */
+ unsigned int reserved1:1; /* 26 */
unsigned int Save_SP:1; /* 27 */
unsigned int Save_RP:1; /* 28 */
unsigned int Save_MRP_in_frame:1; /* 29 */
- unsigned int extn_ptr_defined:1; /* 30 */
+ unsigned int save_r19:1; /* 30 */
unsigned int Cleanup_defined:1; /* 31 */
unsigned int MPE_XL_interrupt_marker:1; /* 0 */
unsigned int HP_UX_interrupt_marker:1; /* 1 */
unsigned int Large_frame:1; /* 2 */
- unsigned int Pseudo_SP_Set:1; /* 3 */
- unsigned int reserved4:1; /* 4 */
+ unsigned int alloca_frame:1; /* 3 */
+ unsigned int reserved2:1; /* 4 */
unsigned int Total_frame_size:27; /* 5..31 */
/* This is *NOT* part of an actual unwind_descriptor in an object
int hppa_sign_extend (unsigned int, unsigned int);
CORE_ADDR hppa_symbol_address(const char *sym);
-void
-hppa_frame_prev_register_helper (struct frame_info *next_frame,
- struct trad_frame_saved_reg *saved_regs,
- int regnum, int *optimizedp,
- enum lval_type *lvalp, CORE_ADDR *addrp,
- int *realnump, void *valuep);
+extern void
+ hppa_frame_prev_register_helper (struct frame_info *next_frame,
+ struct trad_frame_saved_reg *saved_regs,
+ int regnum, int *optimizedp,
+ enum lval_type *lvalp, CORE_ADDR *addrp,
+ int *realnump, gdb_byte *valuep);
-extern CORE_ADDR hppa_read_pc (ptid_t ptid);
-extern void hppa_write_pc (CORE_ADDR pc, ptid_t ptid);
+extern CORE_ADDR hppa_read_pc (struct regcache *regcache);
+extern void hppa_write_pc (struct regcache *regcache, CORE_ADDR pc);
extern CORE_ADDR hppa_unwind_pc (struct gdbarch *gdbarch,
struct frame_info *next_frame);
extern struct hppa_objfile_private *
hppa_init_objfile_priv_data (struct objfile *objfile);
-#endif /* HPPA_TDEP_H */
+extern int hppa_in_solib_call_trampoline (CORE_ADDR pc, char *name);
+extern CORE_ADDR hppa_skip_trampoline_code (struct frame_info *, CORE_ADDR pc);
+
+#endif /* hppa-tdep.h */