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gdbarch: add addressable_memory_unit_size method

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Add a new gdbarch method to get the length of an addressable memory unit
for a given architecture. The default implementation returns 1.

gdb/ChangeLog:

	* arch-utils.h (default_addressable_memory_unit_size): New.
	* arch-utils.c (default_addressable_memory_unit_size): New.
	* gdbarch.sh (addressable_memory_unit_size): New.
	* gdbarch.h: Re-generate.
	* gdbarch.c: Re-generate.
This commit is contained in:
Simon Marchi
2015-06-12 16:51:51 -04:00
parent 99a2c56121
commit 3374165f51
6 changed files with 55 additions and 0 deletions
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9
gdb/arch-utils.c
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@@ -888,6 +888,15 @@ default_gnu_triplet_regexp (struct gdbarch *gdbarch)
return gdbarch_bfd_arch_info (gdbarch)->arch_name;
}
/* Default method for gdbarch_addressable_memory_unit_size. By default, a memory byte has
a size of 1 octet. */
int
default_addressable_memory_unit_size (struct gdbarch *gdbarch)
{
return 1;
}
/* -Wmissing-prototypes */
extern initialize_file_ftype _initialize_gdbarch_utils;