/* *INDENT-OFF* */ /* THIS FILE IS GENERATED */
/* Dynamic architecture support for GDB, the GNU debugger.
- Copyright 1998-1999, Free Software Foundation, Inc.
+ Copyright 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
This file is part of GDB.
/* This file was created with the aid of ``gdbarch.sh''.
- The bourn shell script ``gdbarch.sh'' creates the files
+ The Bourne shell script ``gdbarch.sh'' creates the files
``new-gdbarch.c'' and ``new-gdbarch.h and then compares them
against the existing ``gdbarch.[hc]''. Any differences found
being reported.
If editing this file, please also run gdbarch.sh and merge any
- changes into that script. Conversely, when makeing sweeping changes
+ changes into that script. Conversely, when making sweeping changes
to this file, modifying gdbarch.sh and using its output may prove
easier. */
#endif
-/* The following are initialized by the target dependant code. */
+/* The following are initialized by the target dependent code. */
/* Number of bits in a char or unsigned char for the target machine.
Just like CHAR_BIT in <limits.h> but describes the target machine.
#endif
#endif
-/* Number of bits in a pointer for the target machine */
+/* For most targets, a pointer on the target and its representation as an
+ address in GDB have the same size and "look the same". For such a
+ target, you need only set TARGET_PTR_BIT / ptr_bit and TARGET_ADDR_BIT
+ / addr_bit will be set from it.
+
+ If TARGET_PTR_BIT and TARGET_ADDR_BIT are different, you'll probably
+ also need to set POINTER_TO_ADDRESS and ADDRESS_TO_POINTER as well.
+
+ ptr_bit is the size of a pointer on the target */
/* Default (value) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (TARGET_PTR_BIT)
#endif
#endif
+/* addr_bit is the size of a target address as represented in gdb */
+
+/* Default (value) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (TARGET_ADDR_BIT)
+#define TARGET_ADDR_BIT (TARGET_PTR_BIT)
+#endif
+
+extern int gdbarch_addr_bit (struct gdbarch *gdbarch);
+extern void set_gdbarch_addr_bit (struct gdbarch *gdbarch, int addr_bit);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (TARGET_ADDR_BIT)
+#define TARGET_ADDR_BIT (gdbarch_addr_bit (current_gdbarch))
+#endif
+#endif
+
/* Number of bits in a BFD_VMA for the target object file format. */
/* Default (value) for non- multi-arch platforms. */
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (TARGET_READ_PC)
-#define TARGET_READ_PC(pid) (generic_target_read_pc (pid))
+#define TARGET_READ_PC(ptid) (generic_target_read_pc (ptid))
#endif
-typedef CORE_ADDR (gdbarch_read_pc_ftype) (int pid);
-extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, int pid);
+typedef CORE_ADDR (gdbarch_read_pc_ftype) (ptid_t ptid);
+extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, ptid_t ptid);
extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc);
#if GDB_MULTI_ARCH
#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (TARGET_READ_PC)
-#define TARGET_READ_PC(pid) (gdbarch_read_pc (current_gdbarch, pid))
+#define TARGET_READ_PC(ptid) (gdbarch_read_pc (current_gdbarch, ptid))
#endif
#endif
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (TARGET_WRITE_PC)
-#define TARGET_WRITE_PC(val, pid) (generic_target_write_pc (val, pid))
+#define TARGET_WRITE_PC(val, ptid) (generic_target_write_pc (val, ptid))
#endif
-typedef void (gdbarch_write_pc_ftype) (CORE_ADDR val, int pid);
-extern void gdbarch_write_pc (struct gdbarch *gdbarch, CORE_ADDR val, int pid);
+typedef void (gdbarch_write_pc_ftype) (CORE_ADDR val, ptid_t ptid);
+extern void gdbarch_write_pc (struct gdbarch *gdbarch, CORE_ADDR val, ptid_t ptid);
extern void set_gdbarch_write_pc (struct gdbarch *gdbarch, gdbarch_write_pc_ftype *write_pc);
#if GDB_MULTI_ARCH
#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (TARGET_WRITE_PC)
-#define TARGET_WRITE_PC(val, pid) (gdbarch_write_pc (current_gdbarch, val, pid))
+#define TARGET_WRITE_PC(val, ptid) (gdbarch_write_pc (current_gdbarch, val, ptid))
#endif
#endif
#endif
#endif
+extern int gdbarch_register_read_p (struct gdbarch *gdbarch);
+
+typedef void (gdbarch_register_read_ftype) (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void gdbarch_register_read (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void set_gdbarch_register_read (struct gdbarch *gdbarch, gdbarch_register_read_ftype *register_read);
+
+extern int gdbarch_register_write_p (struct gdbarch *gdbarch);
+
+typedef void (gdbarch_register_write_ftype) (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void gdbarch_register_write (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void set_gdbarch_register_write (struct gdbarch *gdbarch, gdbarch_register_write_ftype *register_write);
+
extern int gdbarch_num_regs (struct gdbarch *gdbarch);
extern void set_gdbarch_num_regs (struct gdbarch *gdbarch, int num_regs);
#if GDB_MULTI_ARCH
#endif
#endif
+/* Convert stab register number (from `r' declaration) to a gdb REGNUM. */
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (STAB_REG_TO_REGNUM)
+#define STAB_REG_TO_REGNUM(stab_regnr) (no_op_reg_to_regnum (stab_regnr))
+#endif
+
+typedef int (gdbarch_stab_reg_to_regnum_ftype) (int stab_regnr);
+extern int gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, int stab_regnr);
+extern void set_gdbarch_stab_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_stab_reg_to_regnum_ftype *stab_reg_to_regnum);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (STAB_REG_TO_REGNUM)
+#define STAB_REG_TO_REGNUM(stab_regnr) (gdbarch_stab_reg_to_regnum (current_gdbarch, stab_regnr))
+#endif
+#endif
+
+/* Provide a default mapping from a ecoff register number to a gdb REGNUM. */
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (ECOFF_REG_TO_REGNUM)
+#define ECOFF_REG_TO_REGNUM(ecoff_regnr) (no_op_reg_to_regnum (ecoff_regnr))
+#endif
+
+typedef int (gdbarch_ecoff_reg_to_regnum_ftype) (int ecoff_regnr);
+extern int gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, int ecoff_regnr);
+extern void set_gdbarch_ecoff_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_ecoff_reg_to_regnum_ftype *ecoff_reg_to_regnum);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (ECOFF_REG_TO_REGNUM)
+#define ECOFF_REG_TO_REGNUM(ecoff_regnr) (gdbarch_ecoff_reg_to_regnum (current_gdbarch, ecoff_regnr))
+#endif
+#endif
+
+/* Provide a default mapping from a DWARF register number to a gdb REGNUM. */
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (DWARF_REG_TO_REGNUM)
+#define DWARF_REG_TO_REGNUM(dwarf_regnr) (no_op_reg_to_regnum (dwarf_regnr))
+#endif
+
+typedef int (gdbarch_dwarf_reg_to_regnum_ftype) (int dwarf_regnr);
+extern int gdbarch_dwarf_reg_to_regnum (struct gdbarch *gdbarch, int dwarf_regnr);
+extern void set_gdbarch_dwarf_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf_reg_to_regnum_ftype *dwarf_reg_to_regnum);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (DWARF_REG_TO_REGNUM)
+#define DWARF_REG_TO_REGNUM(dwarf_regnr) (gdbarch_dwarf_reg_to_regnum (current_gdbarch, dwarf_regnr))
+#endif
+#endif
+
+/* Convert from an sdb register number to an internal gdb register number.
+ This should be defined in tm.h, if REGISTER_NAMES is not set up
+ to map one to one onto the sdb register numbers. */
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (SDB_REG_TO_REGNUM)
+#define SDB_REG_TO_REGNUM(sdb_regnr) (no_op_reg_to_regnum (sdb_regnr))
+#endif
+
+typedef int (gdbarch_sdb_reg_to_regnum_ftype) (int sdb_regnr);
+extern int gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, int sdb_regnr);
+extern void set_gdbarch_sdb_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_sdb_reg_to_regnum_ftype *sdb_reg_to_regnum);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (SDB_REG_TO_REGNUM)
+#define SDB_REG_TO_REGNUM(sdb_regnr) (gdbarch_sdb_reg_to_regnum (current_gdbarch, sdb_regnr))
+#endif
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (DWARF2_REG_TO_REGNUM)
+#define DWARF2_REG_TO_REGNUM(dwarf2_regnr) (no_op_reg_to_regnum (dwarf2_regnr))
+#endif
+
+typedef int (gdbarch_dwarf2_reg_to_regnum_ftype) (int dwarf2_regnr);
+extern int gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, int dwarf2_regnr);
+extern void set_gdbarch_dwarf2_reg_to_regnum (struct gdbarch *gdbarch, gdbarch_dwarf2_reg_to_regnum_ftype *dwarf2_reg_to_regnum);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (DWARF2_REG_TO_REGNUM)
+#define DWARF2_REG_TO_REGNUM(dwarf2_regnr) (gdbarch_dwarf2_reg_to_regnum (current_gdbarch, dwarf2_regnr))
+#endif
+#endif
+
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (REGISTER_NAME)
#define REGISTER_NAME(regnr) (legacy_register_name (regnr))
#endif
#endif
+#if defined (REGISTER_BYTES_OK)
+/* Legacy for systems yet to multi-arch REGISTER_BYTES_OK */
+#if !defined (REGISTER_BYTES_OK_P)
+#define REGISTER_BYTES_OK_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (REGISTER_BYTES_OK_P)
+#define REGISTER_BYTES_OK_P() (0)
+#endif
+
+extern int gdbarch_register_bytes_ok_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (REGISTER_BYTES_OK_P)
+#define REGISTER_BYTES_OK_P() (gdbarch_register_bytes_ok_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (REGISTER_BYTES_OK)
+#define REGISTER_BYTES_OK(nr_bytes) (internal_error (__FILE__, __LINE__, "REGISTER_BYTES_OK"), 0)
+#endif
+
+typedef int (gdbarch_register_bytes_ok_ftype) (long nr_bytes);
+extern int gdbarch_register_bytes_ok (struct gdbarch *gdbarch, long nr_bytes);
+extern void set_gdbarch_register_bytes_ok (struct gdbarch *gdbarch, gdbarch_register_bytes_ok_ftype *register_bytes_ok);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (REGISTER_BYTES_OK)
+#define REGISTER_BYTES_OK(nr_bytes) (gdbarch_register_bytes_ok (current_gdbarch, nr_bytes))
+#endif
+#endif
+
extern int gdbarch_use_generic_dummy_frames (struct gdbarch *gdbarch);
extern void set_gdbarch_use_generic_dummy_frames (struct gdbarch *gdbarch, int use_generic_dummy_frames);
#if GDB_MULTI_ARCH
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (REGISTER_CONVERT_TO_VIRTUAL)
-#define REGISTER_CONVERT_TO_VIRTUAL(regnum, type, from, to) (internal_error ("REGISTER_CONVERT_TO_VIRTUAL"), 0)
+#define REGISTER_CONVERT_TO_VIRTUAL(regnum, type, from, to) (internal_error (__FILE__, __LINE__, "REGISTER_CONVERT_TO_VIRTUAL"), 0)
#endif
typedef void (gdbarch_register_convert_to_virtual_ftype) (int regnum, struct type *type, char *from, char *to);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (REGISTER_CONVERT_TO_RAW)
-#define REGISTER_CONVERT_TO_RAW(type, regnum, from, to) (internal_error ("REGISTER_CONVERT_TO_RAW"), 0)
+#define REGISTER_CONVERT_TO_RAW(type, regnum, from, to) (internal_error (__FILE__, __LINE__, "REGISTER_CONVERT_TO_RAW"), 0)
#endif
typedef void (gdbarch_register_convert_to_raw_ftype) (struct type *type, int regnum, char *from, char *to);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (FETCH_PSEUDO_REGISTER)
-#define FETCH_PSEUDO_REGISTER(regnum) (internal_error ("FETCH_PSEUDO_REGISTER"), 0)
+#define FETCH_PSEUDO_REGISTER(regnum) (internal_error (__FILE__, __LINE__, "FETCH_PSEUDO_REGISTER"), 0)
#endif
typedef void (gdbarch_fetch_pseudo_register_ftype) (int regnum);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (STORE_PSEUDO_REGISTER)
-#define STORE_PSEUDO_REGISTER(regnum) (internal_error ("STORE_PSEUDO_REGISTER"), 0)
+#define STORE_PSEUDO_REGISTER(regnum) (internal_error (__FILE__, __LINE__, "STORE_PSEUDO_REGISTER"), 0)
#endif
typedef void (gdbarch_store_pseudo_register_ftype) (int regnum);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (D10V_MAKE_DADDR)
-#define D10V_MAKE_DADDR(x) (internal_error ("D10V_MAKE_DADDR"), 0)
+#define D10V_MAKE_DADDR(x) (internal_error (__FILE__, __LINE__, "D10V_MAKE_DADDR"), 0)
#endif
typedef CORE_ADDR (gdbarch_d10v_make_daddr_ftype) (CORE_ADDR x);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (D10V_MAKE_IADDR)
-#define D10V_MAKE_IADDR(x) (internal_error ("D10V_MAKE_IADDR"), 0)
+#define D10V_MAKE_IADDR(x) (internal_error (__FILE__, __LINE__, "D10V_MAKE_IADDR"), 0)
#endif
typedef CORE_ADDR (gdbarch_d10v_make_iaddr_ftype) (CORE_ADDR x);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (D10V_DADDR_P)
-#define D10V_DADDR_P(x) (internal_error ("D10V_DADDR_P"), 0)
+#define D10V_DADDR_P(x) (internal_error (__FILE__, __LINE__, "D10V_DADDR_P"), 0)
#endif
typedef int (gdbarch_d10v_daddr_p_ftype) (CORE_ADDR x);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (D10V_IADDR_P)
-#define D10V_IADDR_P(x) (internal_error ("D10V_IADDR_P"), 0)
+#define D10V_IADDR_P(x) (internal_error (__FILE__, __LINE__, "D10V_IADDR_P"), 0)
#endif
typedef int (gdbarch_d10v_iaddr_p_ftype) (CORE_ADDR x);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (D10V_CONVERT_DADDR_TO_RAW)
-#define D10V_CONVERT_DADDR_TO_RAW(x) (internal_error ("D10V_CONVERT_DADDR_TO_RAW"), 0)
+#define D10V_CONVERT_DADDR_TO_RAW(x) (internal_error (__FILE__, __LINE__, "D10V_CONVERT_DADDR_TO_RAW"), 0)
#endif
typedef CORE_ADDR (gdbarch_d10v_convert_daddr_to_raw_ftype) (CORE_ADDR x);
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (D10V_CONVERT_IADDR_TO_RAW)
-#define D10V_CONVERT_IADDR_TO_RAW(x) (internal_error ("D10V_CONVERT_IADDR_TO_RAW"), 0)
+#define D10V_CONVERT_IADDR_TO_RAW(x) (internal_error (__FILE__, __LINE__, "D10V_CONVERT_IADDR_TO_RAW"), 0)
#endif
typedef CORE_ADDR (gdbarch_d10v_convert_iaddr_to_raw_ftype) (CORE_ADDR x);
#endif
#endif
+#if defined (EXTRACT_STRUCT_VALUE_ADDRESS)
+/* Legacy for systems yet to multi-arch EXTRACT_STRUCT_VALUE_ADDRESS */
+#if !defined (EXTRACT_STRUCT_VALUE_ADDRESS_P)
+#define EXTRACT_STRUCT_VALUE_ADDRESS_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (EXTRACT_STRUCT_VALUE_ADDRESS_P)
+#define EXTRACT_STRUCT_VALUE_ADDRESS_P() (0)
+#endif
+
+extern int gdbarch_extract_struct_value_address_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (EXTRACT_STRUCT_VALUE_ADDRESS_P)
+#define EXTRACT_STRUCT_VALUE_ADDRESS_P() (gdbarch_extract_struct_value_address_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (EXTRACT_STRUCT_VALUE_ADDRESS)
+#define EXTRACT_STRUCT_VALUE_ADDRESS(regbuf) (internal_error (__FILE__, __LINE__, "EXTRACT_STRUCT_VALUE_ADDRESS"), 0)
+#endif
+
typedef CORE_ADDR (gdbarch_extract_struct_value_address_ftype) (char *regbuf);
extern CORE_ADDR gdbarch_extract_struct_value_address (struct gdbarch *gdbarch, char *regbuf);
extern void set_gdbarch_extract_struct_value_address (struct gdbarch *gdbarch, gdbarch_extract_struct_value_address_ftype *extract_struct_value_address);
#endif
#endif
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (PREPARE_TO_PROCEED)
+#define PREPARE_TO_PROCEED(select_it) (default_prepare_to_proceed (select_it))
+#endif
+
+typedef int (gdbarch_prepare_to_proceed_ftype) (int select_it);
+extern int gdbarch_prepare_to_proceed (struct gdbarch *gdbarch, int select_it);
+extern void set_gdbarch_prepare_to_proceed (struct gdbarch *gdbarch, gdbarch_prepare_to_proceed_ftype *prepare_to_proceed);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (PREPARE_TO_PROCEED)
+#define PREPARE_TO_PROCEED(select_it) (gdbarch_prepare_to_proceed (current_gdbarch, select_it))
+#endif
+#endif
+
extern CORE_ADDR gdbarch_function_start_offset (struct gdbarch *gdbarch);
extern void set_gdbarch_function_start_offset (struct gdbarch *gdbarch, CORE_ADDR function_start_offset);
#if GDB_MULTI_ARCH
#if defined (STACK_ALIGN)
/* Legacy for systems yet to multi-arch STACK_ALIGN */
+#if !defined (STACK_ALIGN_P)
#define STACK_ALIGN_P() (1)
#endif
+#endif
/* Default predicate for non- multi-arch targets. */
#if (!GDB_MULTI_ARCH) && !defined (STACK_ALIGN_P)
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (STACK_ALIGN)
-#define STACK_ALIGN(sp) (internal_error ("STACK_ALIGN"), 0)
+#define STACK_ALIGN(sp) (internal_error (__FILE__, __LINE__, "STACK_ALIGN"), 0)
#endif
typedef CORE_ADDR (gdbarch_stack_align_ftype) (CORE_ADDR sp);
#if defined (REG_STRUCT_HAS_ADDR)
/* Legacy for systems yet to multi-arch REG_STRUCT_HAS_ADDR */
+#if !defined (REG_STRUCT_HAS_ADDR_P)
#define REG_STRUCT_HAS_ADDR_P() (1)
#endif
+#endif
/* Default predicate for non- multi-arch targets. */
#if (!GDB_MULTI_ARCH) && !defined (REG_STRUCT_HAS_ADDR_P)
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (REG_STRUCT_HAS_ADDR)
-#define REG_STRUCT_HAS_ADDR(gcc_p, type) (internal_error ("REG_STRUCT_HAS_ADDR"), 0)
+#define REG_STRUCT_HAS_ADDR(gcc_p, type) (internal_error (__FILE__, __LINE__, "REG_STRUCT_HAS_ADDR"), 0)
#endif
typedef int (gdbarch_reg_struct_has_addr_ftype) (int gcc_p, struct type *type);
#if defined (SAVE_DUMMY_FRAME_TOS)
/* Legacy for systems yet to multi-arch SAVE_DUMMY_FRAME_TOS */
+#if !defined (SAVE_DUMMY_FRAME_TOS_P)
#define SAVE_DUMMY_FRAME_TOS_P() (1)
#endif
+#endif
/* Default predicate for non- multi-arch targets. */
#if (!GDB_MULTI_ARCH) && !defined (SAVE_DUMMY_FRAME_TOS_P)
/* Default (function) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (SAVE_DUMMY_FRAME_TOS)
-#define SAVE_DUMMY_FRAME_TOS(sp) (internal_error ("SAVE_DUMMY_FRAME_TOS"), 0)
+#define SAVE_DUMMY_FRAME_TOS(sp) (internal_error (__FILE__, __LINE__, "SAVE_DUMMY_FRAME_TOS"), 0)
#endif
typedef void (gdbarch_save_dummy_frame_tos_ftype) (CORE_ADDR sp);
#endif
#endif
+extern int gdbarch_parm_boundary (struct gdbarch *gdbarch);
+extern void set_gdbarch_parm_boundary (struct gdbarch *gdbarch, int parm_boundary);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (PARM_BOUNDARY)
+#define PARM_BOUNDARY (gdbarch_parm_boundary (current_gdbarch))
+#endif
+#endif
+
/* Default (value) for non- multi-arch platforms. */
#if (!GDB_MULTI_ARCH) && !defined (TARGET_FLOAT_FORMAT)
#define TARGET_FLOAT_FORMAT (default_float_format (current_gdbarch))
#endif
#endif
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (CONVERT_FROM_FUNC_PTR_ADDR)
+#define CONVERT_FROM_FUNC_PTR_ADDR(addr) (core_addr_identity (addr))
+#endif
+
+typedef CORE_ADDR (gdbarch_convert_from_func_ptr_addr_ftype) (CORE_ADDR addr);
+extern CORE_ADDR gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, CORE_ADDR addr);
+extern void set_gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, gdbarch_convert_from_func_ptr_addr_ftype *convert_from_func_ptr_addr);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (CONVERT_FROM_FUNC_PTR_ADDR)
+#define CONVERT_FROM_FUNC_PTR_ADDR(addr) (gdbarch_convert_from_func_ptr_addr (current_gdbarch, addr))
+#endif
+#endif
+
+/* On some machines there are bits in addresses which are not really
+ part of the address, but are used by the kernel, the hardware, etc.
+ for special purposes. ADDR_BITS_REMOVE takes out any such bits so
+ we get a "real" address such as one would find in a symbol table.
+ This is used only for addresses of instructions, and even then I'm
+ not sure it's used in all contexts. It exists to deal with there
+ being a few stray bits in the PC which would mislead us, not as some
+ sort of generic thing to handle alignment or segmentation (it's
+ possible it should be in TARGET_READ_PC instead). */
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (ADDR_BITS_REMOVE)
+#define ADDR_BITS_REMOVE(addr) (core_addr_identity (addr))
+#endif
+
+typedef CORE_ADDR (gdbarch_addr_bits_remove_ftype) (CORE_ADDR addr);
+extern CORE_ADDR gdbarch_addr_bits_remove (struct gdbarch *gdbarch, CORE_ADDR addr);
+extern void set_gdbarch_addr_bits_remove (struct gdbarch *gdbarch, gdbarch_addr_bits_remove_ftype *addr_bits_remove);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (ADDR_BITS_REMOVE)
+#define ADDR_BITS_REMOVE(addr) (gdbarch_addr_bits_remove (current_gdbarch, addr))
+#endif
+#endif
+
+/* FIXME/cagney/2001-01-18: This should be split in two. A target method that indicates if
+ the target needs software single step. An ISA method to implement it.
+
+ FIXME/cagney/2001-01-18: This should be replaced with something that inserts breakpoints
+ using the breakpoint system instead of blatting memory directly (as with rs6000).
+
+ FIXME/cagney/2001-01-18: The logic is backwards. It should be asking if the target can
+ single step. If not, then implement single step using breakpoints. */
+
+#if defined (SOFTWARE_SINGLE_STEP)
+/* Legacy for systems yet to multi-arch SOFTWARE_SINGLE_STEP */
+#if !defined (SOFTWARE_SINGLE_STEP_P)
+#define SOFTWARE_SINGLE_STEP_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (SOFTWARE_SINGLE_STEP_P)
+#define SOFTWARE_SINGLE_STEP_P() (0)
+#endif
+
+extern int gdbarch_software_single_step_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (SOFTWARE_SINGLE_STEP_P)
+#define SOFTWARE_SINGLE_STEP_P() (gdbarch_software_single_step_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (SOFTWARE_SINGLE_STEP)
+#define SOFTWARE_SINGLE_STEP(sig, insert_breakpoints_p) (internal_error (__FILE__, __LINE__, "SOFTWARE_SINGLE_STEP"), 0)
+#endif
+
+typedef void (gdbarch_software_single_step_ftype) (enum target_signal sig, int insert_breakpoints_p);
+extern void gdbarch_software_single_step (struct gdbarch *gdbarch, enum target_signal sig, int insert_breakpoints_p);
+extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (SOFTWARE_SINGLE_STEP)
+#define SOFTWARE_SINGLE_STEP(sig, insert_breakpoints_p) (gdbarch_software_single_step (current_gdbarch, sig, insert_breakpoints_p))
+#endif
+#endif
+
extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
The mechanisms below ensures that there is only a loose connection
between the set-architecture command and the various GDB
- components. Each component can independantly register their need
+ components. Each component can independently register their need
to maintain architecture specific data with gdbarch.
Pragmatics:
The more traditional mega-struct containing architecture specific
data for all the various GDB components was also considered. Since
- GDB is built from a variable number of (fairly independant)
+ GDB is built from a variable number of (fairly independent)
components it was determined that the global aproach was not
applicable. */
that the INFO.BYTE_ORDER is non-zero.
The INIT function shall return any of: NULL - indicating that it
- doesn't reconize the selected architecture; an existing ``struct
+ doesn't recognize the selected architecture; an existing ``struct
gdbarch'' from the ARCHES list - indicating that the new
architecture is just a synonym for an earlier architecture (see
gdbarch_list_lookup_by_info()); a newly created ``struct gdbarch''
struct gdbarch_info
{
- /* Use default: bfd_arch_unknown (ZERO). */
- enum bfd_architecture bfd_architecture;
-
/* Use default: NULL (ZERO). */
const struct bfd_arch_info *bfd_arch_info;
extern void gdbarch_free (struct gdbarch *);
-/* Helper function. Force an update of the current architecture. Used
- by legacy targets that have added their own target specific
- architecture manipulation commands.
+/* Helper function. Force an update of the current architecture.
- The INFO parameter shall be fully initialized (``memset (&INFO,
- sizeof (info), 0)'' set relevant fields) before gdbarch_update_p()
- is called. gdbarch_update_p() shall initialize any ``default''
- fields using information obtained from the previous architecture or
- INFO.ABFD (if specified) before calling the corresponding
- architectures INIT function.
+ The actual architecture selected is determined by INFO, ``(gdb) set
+ architecture'' et.al., the existing architecture and BFD's default
+ architecture. INFO should be initialized to zero and then selected
+ fields should be updated.
Returns non-zero if the update succeeds */
Reserve space for a per-architecture data-pointer. An identifier
for the reserved data-pointer is returned. That identifer should
- be saved in a local static.
+ be saved in a local static variable.
+
+ The per-architecture data-pointer can be initialized in one of two
+ ways: The value can be set explicitly using a call to
+ set_gdbarch_data(); the value can be set implicitly using the value
+ returned by a non-NULL INIT() callback. INIT(), when non-NULL is
+ called after the basic architecture vector has been created.
- When a new architecture is selected, INIT() is called. When a
- previous architecture is re-selected, the per-architecture
- data-pointer for that previous architecture is restored (INIT() is
- not called).
+ When a previously created architecture is re-selected, the
+ per-architecture data-pointer for that previous architecture is
+ restored. INIT() is not called.
- INIT() shall return the initial value for the per-architecture
- data-pointer for the current architecture.
+ During initialization, multiple assignments of the data-pointer are
+ allowed, non-NULL values are deleted by calling FREE(). If the
+ architecture is deleted using gdbarch_free() all non-NULL data
+ pointers are also deleted using FREE().
Multiple registrarants for any architecture are allowed (and
strongly encouraged). */
-typedef void *(gdbarch_data_ftype) (void);
-extern struct gdbarch_data *register_gdbarch_data (gdbarch_data_ftype *init);
+struct gdbarch_data;
-/* Return the value of the per-architecture data-pointer for the
- current architecture. */
+typedef void *(gdbarch_data_init_ftype) (struct gdbarch *gdbarch);
+typedef void (gdbarch_data_free_ftype) (struct gdbarch *gdbarch,
+ void *pointer);
+extern struct gdbarch_data *register_gdbarch_data (gdbarch_data_init_ftype *init,
+ gdbarch_data_free_ftype *free);
+extern void set_gdbarch_data (struct gdbarch *gdbarch,
+ struct gdbarch_data *data,
+ void *pointer);
extern void *gdbarch_data (struct gdbarch_data*);
-
/* Register per-architecture memory region.
Provide a memory-region swap mechanism. Per-architecture memory
-/* The target-system-dependant byte order is dynamic */
+/* The target-system-dependent byte order is dynamic */
/* TARGET_BYTE_ORDER_SELECTABLE_P determines if the target endianness
is selectable at runtime. The user can use the ``set endian''
-/* The target-system-dependant BFD architecture is dynamic */
+/* The target-system-dependent BFD architecture is dynamic */
extern int target_architecture_auto;
#ifndef TARGET_ARCHITECTURE_AUTO
#endif
-/* The target-system-dependant disassembler is semi-dynamic */
+/* The target-system-dependent disassembler is semi-dynamic */
#include "dis-asm.h" /* Get defs for disassemble_info */
#define GDB_TARGET_IS_D10V (TARGET_ARCHITECTURE->arch == bfd_arch_d10v)
-/* Fallback definition for EXTRACT_STRUCT_VALUE_ADDRESS */
-#ifndef EXTRACT_STRUCT_VALUE_ADDRESS
-#define EXTRACT_STRUCT_VALUE_ADDRESS_P (0)
-#define EXTRACT_STRUCT_VALUE_ADDRESS(X) (internal_error ("gdbarch: EXTRACT_STRUCT_VALUE_ADDRESS"), 0)
-#else
-#ifndef EXTRACT_STRUCT_VALUE_ADDRESS_P
-#define EXTRACT_STRUCT_VALUE_ADDRESS_P (1)
-#endif
-#endif
-
-
-/* Set the dynamic target-system-dependant parameters (architecture,
+/* Set the dynamic target-system-dependent parameters (architecture,
byte-order, ...) using information found in the BFD */
extern void set_gdbarch_from_file (bfd *);
extern void initialize_current_architecture (void);
+/* For non-multiarched targets, do any initialization of the default
+ gdbarch object necessary after the _initialize_MODULE functions
+ have run. */
+extern void initialize_non_multiarch ();
/* gdbarch trace variable */
extern int gdbarch_debug;
projects / deliverable / binutils-gdb.git / blobdiff