macroscope_h = macroscope.h $(macrotab_h) $(symtab_h)
memattr_h = memattr.h
monitor_h = monitor.h
-objfiles_h = objfiles.h
+objfiles_h = objfiles.h $(bcache_h)
parser_defs_h = parser-defs.h $(doublest_h)
ppc_tdep_h = ppc-tdep.h osabi.h
regcache_h = regcache.h
source_h = source.h
stabsread_h = stabsread.h
symfile_h = symfile.h
-symtab_h = symtab.h $(bcache_h)
+symtab_h = symtab.h
target_h = target.h $(bfd_h) $(symtab_h) $(dcache_h) $(memattr_h)
terminal_h = terminal.h
top_h = top.h
valprint_h = valprint.h
value_h = value.h $(symtab_h) $(gdbtypes_h) $(expression_h) $(doublest_h)
varobj_h = varobj.h $(symtab_h) $(gdbtypes_h)
+vax_tdep_h = vax-tdep.h osabi.h
version_h = version.h
wrapper_h = wrapper.h
xcoffsolib_h = xcoffsolib.h
-e 's|\([^ ][^ ]*\)|$(srcdir)/\1|g' | \
while read f; do grep '^_initialize_[a-z_0-9A-Z]* *(' $$f 2>/dev/null; done | \
sed -e 's/^.*://' -e 's/^\([a-z_0-9A-Z]*\).*/\1/' | \
- ( echo _initialize_gdbtypes ; grep -v -e '^_initialize_gdbtypes$$' ) > init.l-tmp
+ ( echo _initialize_gdbtypes ; grep -v '^_initialize_gdbtypes$$' ) > init.l-tmp
@echo '/* Do not modify this file. */' >>init.c-tmp
@echo '/* It is created automatically by the Makefile. */'>>init.c-tmp
@echo '#include "defs.h"' >>init.c-tmp
$(gdb_string_h) scm-lang.h $(doublest_h)
vax-tdep.o: vax-tdep.c $(OP_INCLUDE)/vax.h $(defs_h) $(symtab_h) \
- $(arch_utils_h) $(inferior_h) vax-tdep.h
+ $(arch_utils_h) $(inferior_h) $(vax_tdep_h)
x86-64-linux-tdep.o : x86-64-linux-tdep.c $(defs_h) $(inferior_h) \
$(gdbcore_h) $(regcache_h) x86-64-tdep.h i386-tdep.h $(dwarf2cfi_h)
* registers either. So, typing "info reg sp" becomes an "A7".
*/
-static char *abug_regnames[NUM_REGS] =
+static const char *
+abug_regname (int index)
{
- "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
- "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
- "PC",
-};
+ static char *regnames[] =
+ {
+ "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
+ "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
+ "PC",
+ };
+
+ if ((index >= (sizeof (regnames) / sizeof (regnames[0])))
+ || (index < 0) || (index >= NUM_REGS))
+ return NULL;
+ else
+ return regnames[index];
+}
/*
* Define the monitor command strings. Since these are passed directly
abug_cmds.cmd_end = NULL; /* optional command terminator */
abug_cmds.target = &abug_ops; /* target operations */
abug_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
- abug_cmds.regnames = abug_regnames; /* registers names */
+ abug_cmds.regnames = NULL; /* registers names */
+ abug_cmds.regname = abug_regname;
abug_cmds.magic = MONITOR_OPS_MAGIC; /* magic */
};
return LEGACY_SIM_REGNO_IGNORE;
}
-int
-legacy_register_sim_regno (int regnum)
-{
- /* Only makes sense to supply raw registers. */
- gdb_assert (regnum >= 0 && regnum < NUM_REGS);
- /* NOTE: cagney/2002-05-13: The old code did it this way and it is
- suspected that some GDB/SIM combinations may rely on this
- behavour. The default should be one2one_register_sim_regno
- (below). */
- if (REGISTER_NAME (regnum) != NULL
- && REGISTER_NAME (regnum)[0] != '\0')
- return regnum;
- else
- return LEGACY_SIM_REGNO_IGNORE;
-}
-
int
generic_frameless_function_invocation_not (struct frame_info *fi)
{
adjust for DECR_PC_AFTER_BREAK. This is because it is only legal
to call this function after the PC has been adjusted. */
-struct regcache *
+static struct regcache *
generic_find_dummy_frame (CORE_ADDR pc, CORE_ADDR fp)
{
struct dummy_frame *dummyframe;
return 0;
}
+char *
+deprecated_generic_find_dummy_frame (CORE_ADDR pc, CORE_ADDR fp)
+{
+ struct regcache *regcache = generic_find_dummy_frame (pc, fp);
+ if (regcache == NULL)
+ return NULL;
+ return deprecated_grub_regcache_for_registers (regcache);
+}
+
/* Function: pc_in_call_dummy (pc, sp, fp)
Return true if the PC falls in a dummy frame created by gdb for an
dummy_frame->sp = read_sp ();
dummy_frame->top = dummy_frame->sp;
dummy_frame->fp = fp;
- regcache_save (dummy_frame->regcache);
+ regcache_cpy (dummy_frame->regcache, current_regcache);
dummy_frame->next = dummy_frame_stack;
dummy_frame_stack = dummy_frame;
}
if (!dummy_frame)
error ("Can't pop dummy frame!");
dummy_frame_stack = dummy_frame->next;
- regcache_restore (dummy_frame->regcache);
+ regcache_cpy (current_regcache, dummy_frame->regcache);
flush_cached_frames ();
regcache_xfree (dummy_frame->regcache);
#endif
gdb_assert (registers != NULL);
/* Return the actual value. */
- memcpy (bufferp,
- (deprecated_grub_regcache_for_registers (registers)
- + REGISTER_BYTE (regnum)),
- REGISTER_RAW_SIZE (regnum));
+ /* FIXME: cagney/2002-06-26: This should be via the
+ gdbarch_register_read() method so that it, on the fly,
+ constructs either a raw or pseudo register from the raw
+ register cache. */
+ regcache_read (registers, regnum, bufferp);
}
}
if (lval) /* found it in a CALL_DUMMY frame */
*lval = not_lval;
if (raw_buffer)
+ /* FIXME: cagney/2002-06-26: This should be via the
+ gdbarch_register_read() method so that it, on the fly,
+ constructs either a raw or pseudo register from the raw
+ register cache. */
regcache_read (generic_find_dummy_frame (frame->pc, frame->frame),
regnum, raw_buffer);
return;
{
struct breakpoint *b, *temp;
+ dont_repeat ();
+
if (arg == 0)
{
int breaks_to_delete = 0;
extern void help_cmd_list (struct cmd_list_element *, enum command_class,
char *, int, struct ui_file *);
+extern void add_setshow_cmd (char *name,
+ enum command_class class,
+ var_types var_type, void *var,
+ char *set_doc, char *show_doc,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list);
+
+extern void add_setshow_cmd_full (char *name,
+ enum command_class class,
+ var_types var_type, void *var,
+ char *set_doc, char *show_doc,
+ cmd_sfunc_ftype *set_func,
+ cmd_sfunc_ftype *show_func,
+ struct cmd_list_element **set_list,
+ struct cmd_list_element **show_list,
+ struct cmd_list_element **set_result,
+ struct cmd_list_element **show_result);
+
extern struct cmd_list_element *add_set_cmd (char *name, enum
command_class class,
var_types var_type, void *var,
* registers either. So, typing "info reg sp" becomes an "A7".
*/
-static char *cpu32bug_regnames[NUM_REGS] =
+static const char *
+cpu32bug_regname (int index)
{
- "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
- "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
- "SR", "PC",
-};
+ static char *regnames[] =
+ {
+ "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
+ "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
+ "SR", "PC"
+ };
+
+ if ((index >= (sizeof (regnames) / sizeof (regnames[0])))
+ || (index < 0) || (index >= NUM_REGS))
+ return NULL;
+ else
+ return regnames[index];
+}
/*
* Define the monitor command strings. Since these are passed directly
cpu32bug_cmds.cmd_end = NULL; /* optional command terminator */
cpu32bug_cmds.target = &cpu32bug_ops; /* target operations */
cpu32bug_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
- cpu32bug_cmds.regnames = cpu32bug_regnames; /* registers names */
+ cpu32bug_cmds.regnames = NULL; /* registers names */
+ cpu32bug_cmds.regname = cpu32bug_regname;
cpu32bug_cmds.magic = MONITOR_OPS_MAGIC; /* magic */
}; /* init_cpu32bug_cmds */
CORE_ADDR ip;
struct symtab_and_line sal;
int best_limit;
- char *dummy_regs = generic_find_dummy_frame (fi->pc, fi->frame);
+ char *dummy_regs = deprecated_generic_find_dummy_frame (fi->pc, fi->frame);
/* Examine the entire prologue. */
register int frameless_p = 0;
different names than GDB does, and don't support all the registers
either. So, typing "info reg sp" becomes an "A7". */
-static char *dbug_regnames[NUM_REGS] =
+static const char *
+dbug_regname (int index)
{
- "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
- "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
- "SR", "PC"
- /* no float registers */
-};
+ static char *regnames[] =
+ {
+ "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
+ "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
+ "SR", "PC"
+ /* no float registers */
+ };
+
+ if ((index >= (sizeof (regnames) / sizeof (regnames[0])))
+ || (index < 0) || (index >= NUM_REGS))
+ return NULL;
+ else
+ return regnames[index];
+
+}
+
static struct target_ops dbug_ops;
static struct monitor_ops dbug_cmds;
dbug_cmds.cmd_end = NULL; /* optional command terminator */
dbug_cmds.target = &dbug_ops; /* target operations */
dbug_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
- dbug_cmds.regnames = dbug_regnames; /* registers names */
+ dbug_cmds.regnames = NULL; /* registers names */
+ dbug_cmds.regname = dbug_regname;
dbug_cmds.magic = MONITOR_OPS_MAGIC; /* magic */
} /* init_debug_ops */
extern int generic_pc_in_call_dummy (CORE_ADDR pc,
CORE_ADDR sp, CORE_ADDR fp);
-extern struct regcache *generic_find_dummy_frame (CORE_ADDR pc, CORE_ADDR fp);
+
+/* NOTE: cagney/2002-06-26: Targets should no longer use this
+ function. Instead, the contents of a dummy frames registers can be
+ obtained by applying: frame_register_unwind to the dummy frame; or
+ get_saved_register to the next outer frame. */
+
+extern char *deprecated_generic_find_dummy_frame (CORE_ADDR pc, CORE_ADDR fp);
extern void generic_fix_call_dummy (char *dummy, CORE_ADDR pc, CORE_ADDR fun,
int nargs, struct value **args,
#define P_FMOVM 0xf237
#define P_TRAP 0x4e40
+enum
+{
+ E_FP_REGNUM = 14, /* Contains address of executing stack frame */
+ E_SP_REGNUM = 15, /* Contains address of top of stack */
+ E_PS_REGNUM = 16, /* Contains processor status */
+ E_PC_REGNUM = 17, /* Contains program counter */
+ E_FP0_REGNUM = 18 /* Floating point register 0 */
+};
+
void m68k_frame_init_saved_regs (struct frame_info *frame_info);
static int
#if 0
tdep = (struct gdbarch_tdep *) xmalloc (sizeof (struct gdbarch_tdep));
#endif
-
+
gdbarch = gdbarch_alloc (&info, 0);
set_gdbarch_long_double_format (gdbarch, &floatformat_m68881_ext);
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
set_gdbarch_stack_align (gdbarch, m68k_stack_align);
+
+ set_gdbarch_believe_pcc_promotion (gdbarch, 1);
set_gdbarch_decr_pc_after_break (gdbarch, 2);
set_gdbarch_store_struct_return (gdbarch, m68k_store_struct_return);
set_gdbarch_store_return_value (gdbarch, m68k_store_return_value);
set_gdbarch_frame_chain (gdbarch, m68k_frame_chain);
+ set_gdbarch_frame_chain_valid (gdbarch, generic_func_frame_chain_valid);
set_gdbarch_frame_saved_pc (gdbarch, m68k_frame_saved_pc);
set_gdbarch_frame_init_saved_regs (gdbarch, m68k_frame_init_saved_regs);
set_gdbarch_frameless_function_invocation (gdbarch,
m68k_frameless_function_invocation);
+ /* OK to default this value to 'unknown'. */
+ set_gdbarch_frame_num_args (gdbarch, frame_num_args_unknown);
+ set_gdbarch_frame_args_skip (gdbarch, 8);
+ set_gdbarch_frame_args_address (gdbarch, default_frame_address);
+ set_gdbarch_frame_locals_address (gdbarch, default_frame_address);
set_gdbarch_register_raw_size (gdbarch, m68k_register_raw_size);
set_gdbarch_register_virtual_size (gdbarch, m68k_register_virtual_size);
set_gdbarch_num_regs (gdbarch, 29);
set_gdbarch_register_bytes_ok (gdbarch, m68k_register_bytes_ok);
set_gdbarch_register_bytes (gdbarch, (16 * 4 + 8 + 8 * 12 + 3 * 4));
+ set_gdbarch_sp_regnum (gdbarch, E_SP_REGNUM);
+ set_gdbarch_fp_regnum (gdbarch, E_FP_REGNUM);
+ set_gdbarch_pc_regnum (gdbarch, E_PC_REGNUM);
+ set_gdbarch_ps_regnum (gdbarch, E_PS_REGNUM);
+ set_gdbarch_fp0_regnum (gdbarch, E_FP0_REGNUM);
set_gdbarch_use_generic_dummy_frames (gdbarch, 0);
set_gdbarch_call_dummy_location (gdbarch, ON_STACK);
zerobuf = alloca (MAX_REGISTER_RAW_SIZE);
memset (zerobuf, 0, MAX_REGISTER_RAW_SIZE);
- name = current_monitor->regnames[regno];
+ if (current_monitor->regname != NULL)
+ name = current_monitor->regname (regno);
+ else
+ name = current_monitor->regnames[regno];
monitor_debug ("MON fetchreg %d '%s'\n", regno, name ? name : "(null name)");
if (!name || (*name == '\0'))
{
char *name;
ULONGEST val;
-
- name = current_monitor->regnames[regno];
+
+ if (current_monitor->regname != NULL)
+ name = current_monitor->regname (regno);
+ else
+ name = current_monitor->regnames[regno];
+
if (!name || (*name == '\0'))
{
monitor_debug ("MON Cannot store unknown register\n");
struct target_ops *target; /* target operations */
int stopbits; /* number of stop bits */
char **regnames; /* array of register names in ascii */
+ /* deprecated: use regname instead */
+ const char *(*regname) (int index);
+ /* function for dynamic regname array */
int num_breakpoints; /* If set_break != NULL, number of supported
breakpoints */
int magic; /* Check value */
#if !defined (OBJFILES_H)
#define OBJFILES_H
+#include "bcache.h"
+
/* This structure maintains information on a per-objfile basis about the
"entry point" of the objfile, and the scope within which the entry point
exists. It is possible that gdb will see more than one objfile that is
ppcnbsd_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
+ /* Stop at main. */
+ set_gdbarch_frame_chain_valid (gdbarch, generic_func_frame_chain_valid);
set_solib_svr4_fetch_link_map_offsets (gdbarch,
nbsd_ilp32_solib_svr4_fetch_link_map_offsets);
values. */
#ifdef DEPRECATED_CLEAN_UP_REGISTER_VALUE
- DEPRECATED_CLEAN_UP_REGISTER_VALUE (regnum, register_buffer (regnum));
+ DEPRECATED_CLEAN_UP_REGISTER_VALUE \
+ (regnum, register_buffer (current_regcache, regnum));
#endif
}
* registers either. So, typing "info reg sp" becomes a "r30".
*/
-static char *est_regnames[NUM_REGS] =
+static const char *
+est_regname (int index)
{
- "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
- "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
- "SR", "PC",
-};
+
+ static char *regnames[] =
+ {
+ "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
+ "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
+ "SR", "PC",
+ };
+
+
+ if ((index >= (sizeof (regnames) / sizeof (regnames[0])))
+ || (index < 0) || (index >= NUM_REGS))
+ return NULL;
+ else
+ return regnames[index];
+}
/*
* Define the monitor command strings. Since these are passed directly
est_cmds.cmd_end = NULL; /* optional command terminator */
est_cmds.target = &est_ops; /* target operations */
est_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
- est_cmds.regnames = est_regnames; /* registers names */
+ est_cmds.regnames = NULL;
+ est_cmds.regname = est_regname; /*register names*/
est_cmds.magic = MONITOR_OPS_MAGIC; /* magic */
} /* init_est_cmds */
than does GDB, and don't necessarily support all the registers
either. So, typing "info reg sp" becomes a "r30". */
-static char *rom68k_regnames[NUM_REGS] =
+static const char *
+rom68k_regname (int index)
{
- "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
- "A0", "A1", "A2", "A3", "A4", "A5", "A6", "ISP",
- "SR", "PC"};
+
+ static char *regnames[] =
+ {
+ "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
+ "A0", "A1", "A2", "A3", "A4", "A5", "A6", "ISP",
+ "SR", "PC"
+ };
+
+ if ((index >= (sizeof (regnames) / sizeof(regnames[0])))
+ || (index < 0) || (index >= NUM_REGS))
+ return NULL;
+ else
+ return regnames[index];
+
+}
/* Define the monitor command strings. Since these are passed directly
through to a printf style function, we may include formatting
rom68k_cmds.cmd_end = ".\r";
rom68k_cmds.target = &rom68k_ops;
rom68k_cmds.stopbits = SERIAL_1_STOPBITS;
- rom68k_cmds.regnames = rom68k_regnames;
+ rom68k_cmds.regnames = NULL;
+ rom68k_cmds.regname = rom68k_regname;
rom68k_cmds.magic = MONITOR_OPS_MAGIC;
} /* init_rom68k_cmds */
#include "solib-svr4.h"
#include "ppc-tdep.h"
-#include "regcache.h" /* For grub_around_regcache_for_registers. */
-
/* If the kernel has to deliver a signal, it pushes a sigcontext
structure on the stack and then calls the signal handler, passing
the address of the sigcontext in an argument register. Usually
REGBUF, and copy that return value into VALBUF in virtual format. */
static void
-rs6000_extract_return_value (struct type *valtype, struct regcache *regs,
- char *valbuf)
+rs6000_extract_return_value (struct type *valtype, char *regbuf, char *valbuf)
{
int offset = 0;
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
- char *regbuf = deprecated_grub_regcache_for_registers (regs);
if (TYPE_CODE (valtype) == TYPE_CODE_FLT)
{
as a CORE_ADDR (or an expression that can be used as one). */
static CORE_ADDR
-rs6000_extract_struct_value_address (struct regcache *regs)
+rs6000_extract_struct_value_address (char *regbuf)
{
- /* FIXME: cagney/2002-05-11: This global variable is just a hack! */
return rs6000_struct_return_address;
}
set_gdbarch_pc_in_call_dummy (gdbarch, generic_pc_in_call_dummy);
set_gdbarch_call_dummy_p (gdbarch, 1);
set_gdbarch_call_dummy_stack_adjust_p (gdbarch, 0);
- set_gdbarch_get_saved_register (gdbarch, generic_get_saved_register);
+ set_gdbarch_get_saved_register (gdbarch, generic_unwind_get_saved_register);
set_gdbarch_fix_call_dummy (gdbarch, rs6000_fix_call_dummy);
set_gdbarch_push_dummy_frame (gdbarch, generic_push_dummy_frame);
set_gdbarch_save_dummy_frame_tos (gdbarch, generic_save_dummy_frame_tos);
if (fi->extra_info && fi->extra_info->saved_pc_valid)
return fi->extra_info->saved_pc;
- if (generic_find_dummy_frame (fi->pc, fi->frame))
+ if (deprecated_generic_find_dummy_frame (fi->pc, fi->frame))
return generic_read_register_dummy (fi->pc, fi->frame, S390_PC_REGNUM);
s390_frame_init_saved_regs (fi);
{
CORE_ADDR prev_fp = 0;
- if (generic_find_dummy_frame (thisframe->pc, thisframe->frame))
+ if (deprecated_generic_find_dummy_frame (thisframe->pc, thisframe->frame))
return generic_read_register_dummy (thisframe->pc, thisframe->frame,
S390_SP_REGNUM);
else
int opc;
int insn;
int r3_val = 0;
- char *dummy_regs = generic_find_dummy_frame (fi->pc, fi->frame);
+ char *dummy_regs = deprecated_generic_find_dummy_frame (fi->pc, fi->frame);
if (fi->saved_regs == NULL)
frame_saved_regs_zalloc (fi);
int insn_size;
int gdb_register_number;
int register_number;
- char *dummy_regs = generic_find_dummy_frame (fi->pc, fi->frame);
+ char *dummy_regs = deprecated_generic_find_dummy_frame (fi->pc, fi->frame);
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
if (fi->saved_regs == NULL)
int opc;
int insn;
int r3_val = 0;
- char *dummy_regs = generic_find_dummy_frame (fi->pc, fi->frame);
+ char *dummy_regs = deprecated_generic_find_dummy_frame (fi->pc, fi->frame);
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
if (fi->saved_regs == NULL)
*lval = not_lval;
if (raw_buffer)
memcpy (raw_buffer,
- generic_find_dummy_frame (frame->pc, frame->frame) +
- REGISTER_BYTE (regnum),
+ (deprecated_generic_find_dummy_frame (frame->pc, frame->frame)
+ + REGISTER_BYTE (regnum)),
REGISTER_RAW_SIZE (regnum));
return;
}
#include "obstack.h"
#define obstack_chunk_alloc xmalloc
#define obstack_chunk_free xfree
-#include "bcache.h"
/* Don't do this; it means that if some .o's are compiled with GNU C
and some are not (easy to do accidentally the way we configure
/* regmask's low bit is for register 0, which is the first one
what would be pushed. */
- for (regnum = 0; regnum < AP_REGNUM; regnum++)
+ for (regnum = 0; regnum < VAX_AP_REGNUM; regnum++)
{
if (regmask & (1 << regnum))
frame->saved_regs[regnum] = next_addr += 4;
frame->saved_regs[PC_REGNUM] = frame->frame + 16;
frame->saved_regs[FP_REGNUM] = frame->frame + 12;
- frame->saved_regs[AP_REGNUM] = frame->frame + 8;
+ frame->saved_regs[VAX_AP_REGNUM] = frame->frame + 8;
frame->saved_regs[PS_REGNUM] = frame->frame + 4;
}
if (frame->next)
return (read_memory_integer (frame->next->frame + 8, 4));
- return (read_register (AP_REGNUM));
+ return (read_register (VAX_AP_REGNUM));
}
static CORE_ADDR
sp = push_word (sp, read_register (regnum));
sp = push_word (sp, read_register (PC_REGNUM));
sp = push_word (sp, read_register (FP_REGNUM));
- sp = push_word (sp, read_register (AP_REGNUM));
+ sp = push_word (sp, read_register (VAX_AP_REGNUM));
sp = push_word (sp, (read_register (PS_REGNUM) & 0xffef) + 0x2fff0000);
sp = push_word (sp, 0);
write_register (SP_REGNUM, sp);
write_register (FP_REGNUM, sp);
- write_register (AP_REGNUM, sp + (17 * 4));
+ write_register (VAX_AP_REGNUM, sp + (17 * 4));
}
static void
| (read_register (PS_REGNUM) & 0xffff0000));
write_register (PC_REGNUM, read_memory_integer (fp + 16, 4));
write_register (FP_REGNUM, read_memory_integer (fp + 12, 4));
- write_register (AP_REGNUM, read_memory_integer (fp + 8, 4));
+ write_register (VAX_AP_REGNUM, read_memory_integer (fp + 8, 4));
fp += 16;
for (regnum = 0; regnum < 12; regnum++)
if (regmask & (0x10000 << regnum))
return (extract_address (regbuf + REGISTER_BYTE (0), REGISTER_RAW_SIZE (0)));
}
\f
+static const unsigned char *
+vax_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
+{
+ static const unsigned char vax_breakpoint[] = { 3 };
+
+ *lenptr = sizeof(vax_breakpoint);
+ return (vax_breakpoint);
+}
+\f
/* Advance PC across any function entry prologue instructions
to reach some "real" code. */
static struct gdbarch *
vax_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
{
+ struct gdbarch_tdep *tdep;
struct gdbarch *gdbarch;
+ enum gdb_osabi osabi = GDB_OSABI_UNKNOWN;
+
+ /* Try to determine the ABI of the object we are loading. */
+
+ if (info.abfd != NULL)
+ osabi = gdbarch_lookup_osabi (info.abfd);
+
+ /* Find a candidate among extant architectures. */
+ for (arches = gdbarch_list_lookup_by_info (arches, &info);
+ arches != NULL;
+ arches = gdbarch_list_lookup_by_info (arches->next, &info))
+ {
+ /* Make sure the ABI selection matches. */
+ tdep = gdbarch_tdep (arches->gdbarch);
+ if (tdep && tdep->osabi == osabi)
+ return arches->gdbarch;
+ }
- /* Right now there is only one VAX architecture variant. */
- if (arches != NULL)
- return (arches->gdbarch);
+ tdep = xmalloc (sizeof (struct gdbarch_tdep));
+ gdbarch = gdbarch_alloc (&info, tdep);
- gdbarch = gdbarch_alloc (&info, NULL);
+ tdep->osabi = osabi;
/* Register info */
set_gdbarch_num_regs (gdbarch, VAX_NUM_REGS);
set_gdbarch_call_dummy_stack_adjust_p (gdbarch, 0);
/* Breakpoint info */
+ set_gdbarch_breakpoint_from_pc (gdbarch, vax_breakpoint_from_pc);
set_gdbarch_decr_pc_after_break (gdbarch, 0);
/* Misc info */
set_gdbarch_function_start_offset (gdbarch, 2);
+ set_gdbarch_believe_pcc_promotion (gdbarch, 1);
+
+ /* Hook in ABI-specific overrides, if they have been registered. */
+ gdbarch_init_osabi (info, gdbarch, osabi);
return (gdbarch);
}
+static void
+vax_dump_tdep (struct gdbarch *current_gdbarch, struct ui_file *file)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
+
+ if (tdep == NULL)
+ return;
+
+ fprintf_unfiltered (file, "vax_dump_tdep: OS ABI = %s\n",
+ gdbarch_osabi_name (tdep->osabi));
+}
+
void
_initialize_vax_tdep (void)
{
- gdbarch_register (bfd_arch_vax, vax_gdbarch_init, NULL);
+ gdbarch_register (bfd_arch_vax, vax_gdbarch_init, vax_dump_tdep);
tm_print_insn = vax_print_insn;
}
#ifndef VAX_TDEP_H
#define VAX_TDEP_H
+#include "osabi.h"
+
/* Say how long (ordinary) registers are. This is a piece of bogosity
used in push_word and a few other places; REGISTER_RAW_SIZE is the
real way to know how big a register is. */
#define VAX_PC_REGNUM 15 /* Contains program counter */
#define VAX_PS_REGNUM 16 /* Contains processor status */
+/* Target-dependent structure in gdbarch. */
+struct gdbarch_tdep
+{
+ enum gdb_osabi osabi; /* OS/ABI of inferior. */
+};
+
#endif /* VAX_TDEP_H */
-2002-06-25-cvs
+2002-06-28-cvs
projects / thirdparty / binutils-gdb.git / commitdiff
