ChangeLog:

* features/gdb-target.dtd (target): Accept optional
	<compatible> elements.
	(compatible): Define element.

	* target-descriptions.h (tdesc_compatible_p): New.
	(tdesc_add_compatible): New.
	* target-descriptions.c (arch_p): New VEC_P type.
	(struct target_desc): New member compatible.
	(free_target_description): Handle it.
	(maint_print_c_tdesc_cmd): Likewise.
	(tdesc_compatible_p): New function.
	(tdesc_add_compatible): New function.

	* xml-tdesc.c (tdesc_end_compatible): New function.
	(target_children): Handle <compatible> element.

	* arch-utils.c (choose_architecture_for_target): Accept target
	description instead of BFD architecture as input.  Query target
	description for compatible architectures.
	(gdbarch_info_fill): Update call.

	* NEWS: Mention <compatible> element of target descriptions.

doc/ChangeLog:

	* gdb.texinfo (Target Descriptions): Document <compatible> element.
This commit is contained in:
Ulrich Weigand
2009-07-31 14:39:12 +00:00
parent 3a1bae8e7f
commit e35359c551
9 changed files with 182 additions and 13 deletions

View File

@ -6,10 +6,10 @@
<!-- The root element of a GDB target description is <target>. -->
<!-- The osabi element was added post GDB 6.8. The version wasn't
bumped, since older GDBs silently ignore unknown elements. -->
<!-- The osabi and compatible elements were added post GDB 6.8. The version
wasn't bumped, since older GDBs silently ignore unknown elements. -->
<!ELEMENT target (architecture?, osabi?, feature*)>
<!ELEMENT target (architecture?, osabi?, compatible*, feature*)>
<!ATTLIST target
version CDATA #FIXED "1.0">
@ -17,6 +17,8 @@
<!ELEMENT osabi (#PCDATA)>
<!ELEMENT compatible (#PCDATA)>
<!ELEMENT feature ((vector | union)*, reg*)>
<!ATTLIST feature
name ID #REQUIRED>