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PR exp/1926

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* infcmd.c (registers_info): Check for a user register before
calling target's gdbarch_print_registers_info().  If found to be
so, extract the implicit value of user register and call
print_scalar_formatted().
* Makefile.in: (infcmd.o): Add $(user_regs_h).
This commit is contained in:
Maciej W. Rozycki 2007-10-25 11:30:55 +00:00
parent 24a836bd61
commit ad84214454
3 changed files with 33 additions and 7 deletions
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10
gdb/ChangeLog
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@ -1,3 +1,13 @@
2007-10-25 David Ung <davidu@mips.com>
Maciej W. Rozycki <macro@mips.com>
PR exp/1926
* infcmd.c (registers_info): Check for a user register before
calling target's gdbarch_print_registers_info(). If found to be
so, extract the implicit value of user register and call
print_scalar_formatted().
* Makefile.in: (infcmd.o): Add $(user_regs_h).
2007-10-25 Joel Brobecker <brobecker@adacore.com>
* NEWS: Document status of hppa64-hpux support.

3
gdb/Makefile.in
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@ -2208,7 +2208,8 @@ infcmd.o: infcmd.c $(defs_h) $(gdb_string_h) $(symtab_h) $(gdbtypes_h) \
$(symfile_h) $(gdbcore_h) $(target_h) $(language_h) $(symfile_h) \
$(objfiles_h) $(completer_h) $(ui_out_h) $(event_top_h) \
$(parser_defs_h) $(regcache_h) $(reggroups_h) $(block_h) \
$(solib_h) $(gdb_assert_h) $(observer_h) $(target_descriptions_h)
$(solib_h) $(gdb_assert_h) $(observer_h) $(target_descriptions_h) \
$(user_regs_h)
inf-loop.o: inf-loop.c $(defs_h) $(inferior_h) $(target_h) $(event_loop_h) \
$(event_top_h) $(inf_loop_h) $(remote_h) $(exceptions_h)
inflow.o: inflow.c $(defs_h) $(frame_h) $(inferior_h) $(command_h) \

27
gdb/infcmd.c
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@ -47,6 +47,7 @@
#include "gdb_assert.h"
#include "observer.h"
#include "target-descriptions.h"
#include "user-regs.h"
/* Functions exported for general use, in inferior.h: */
@ -1705,21 +1706,35 @@ registers_info (char *addr_exp, int fpregs)
while ((*addr_exp) != '\0' && !isspace ((*addr_exp)))
addr_exp++;
end = addr_exp;
/* Figure out what we've found and display it. */
/* A register name? */
{
int regnum = frame_map_name_to_regnum (frame,
start, end - start);
int regnum = frame_map_name_to_regnum (frame, start, end - start);
if (regnum >= 0)
{
gdbarch_print_registers_info (gdbarch, gdb_stdout,
frame, regnum, fpregs);
/* User registers lie completely outside of the range of
normal registers. Catch them early so that the target
never sees them. */
if (regnum >= gdbarch_num_regs (gdbarch)
+ gdbarch_num_pseudo_regs (gdbarch))
{
struct value *val = value_of_user_reg (regnum, frame);
printf_filtered ("%s: ", start);
print_scalar_formatted (value_contents (val),
check_typedef (value_type (val)),
'x', 0, gdb_stdout);
printf_filtered ("\n");
}
else
gdbarch_print_registers_info (gdbarch, gdb_stdout,
frame, regnum, fpregs);
continue;
}
}
/* A register number? (how portable is this one?). */
{
char *endptr;