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Consistent display of "<optimized out>" for register values.

Browse source 
https://sourceware.org/ml/gdb-patches/2013-08/msg00170.html

gdb/ChangeLog

        * infcmd.c (default_print_one_register_info): Add detection of
        optimized out values.
        (default_print_registers_info): Switch to using
        get_frame_register_value.

gdb/testsuite/ChangeLog

        * gdb.dwarf2/dw2-reg-undefined.exp: Change pattern for info
        register to "<optimized out>", and also print the registers.
This commit is contained in:
Andrew Burgess 2013-09-18 14:02:31 +00:00
parent 25f686c226
commit e4c6a2c42d
4 changed files with 39 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

18
gdb/infcmd.c
View file

@ -2033,6 +2033,12 @@ default_print_one_register_info (struct ui_file *file,
fprintf_filtered (file, "*value not available*\n");
return;
}
else if (value_optimized_out (val))
{
val_print_optimized_out (file);
fprintf_filtered (file, "\n");
return;
}
/* If virtual format is floating, print it that way, and in raw
hex. */
@ -2107,9 +2113,6 @@ default_print_registers_info (struct gdbarch *gdbarch,
for (i = 0; i < numregs; i++)
{
struct type *regtype;
struct value *val;
/* Decide between printing all regs, non-float / vector regs, or
specific reg. */
if (regnum == -1)
@ -2137,16 +2140,9 @@ default_print_registers_info (struct gdbarch *gdbarch,
|| *(gdbarch_register_name (gdbarch, i)) == '\0')
continue;
regtype = register_type (gdbarch, i);
val = allocate_value (regtype);
/* Get the data in raw format. */
if (! deprecated_frame_register_read (frame, i, value_contents_raw (val)))
mark_value_bytes_unavailable (val, 0, TYPE_LENGTH (value_type (val)));
default_print_one_register_info (file,
gdbarch_register_name (gdbarch, i),
val);
get_frame_register_value (frame, i));
}
}