src/gdb ChangeLog dwarf2expr.c dwarf2expr.h dw ...

[jimb@sourceware.org]

CVSROOT:	/cvs/src
Module name:	src
Changes by:	jimb@sourceware.org	2004-08-24 21:01:49

Modified files:
	gdb            : ChangeLog dwarf2expr.c dwarf2expr.h dwarf2loc.c 

Log message:
	* dwarf2expr.h (struct dwarf_expr_context): New members
	'num_pieces' and 'pieces', for returning the result of an
	expression that uses DW_OP_piece.
	(struct dwarf_expr_piece): New struct type.
	* dwarf2expr.c (new_dwarf_expr_context): Initialize num_pieces and
	pieces.
	(free_dwarf_expr_context): Free pieces, if any.
	(add_piece): New function.
	(execute_stack_op): Implement DW_OP_piece.
	* dwarf2loc.c (dwarf2_evaluate_loc_desc): If the result of the
	expression is a list of pieces, print an error message.
	(dwarf2_loc_desc_needs_frame): If the expression yields
	pieces, and any piece is in a register, then we need a frame.

Patches:
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.6301&r2=1.6302
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/dwarf2expr.c.diff?cvsroot=src&r1=1.12&r2=1.13
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/dwarf2expr.h.diff?cvsroot=src&r1=1.5&r2=1.6
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/dwarf2loc.c.diff?cvsroot=src&r1=1.16&r2=1.17