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2003-07-222003-07-22 Elena Zannoni <ezannoni@redhat.com>Elena Zannoni1-0/+4
* findvar.c (read_var_value): Remove case for thread local storage variables. It is now entirely handled by the dwarf2 location expression code. * printcmd.c (address_info): Ditto. * symtab.h (address_class): Remove LOC_THREAD_LOCAL_STATIC enumeration value. (struct symbol): Remove objfile field, which was used by LOC_THREAD_LOCAL_STATIC only. * dwarf2read.c (decode_locdesc): Remove is_thread_local variable. * dwarf2loc.h (struct dwarf2_loclist_baton): Add comment about usage of objfile pointer. * dwarf2loc.c (locexpr_describe_location): Add case to handle thread local variables. Add include of objfiles.h. * dwarf2expr.c (execute_stack_op): Add comments about thread local storage variables. * Makefile.in (dwarf2loc.o): Update dependencies.
2003-04-132003-04-13 Daniel Jacobowitz <drow@mvista.com>Daniel Jacobowitz1-2/+27
* dwarf2expr.c (dwarf2_read_address): Renamed from read_address; made non-static. (execute_stack_op): All callers updated. * dwarf2expr.h: Add prototype for dwarf2_read_address. * dwarf2loc.c (find_location_expression): New function. (dwarf_expr_frame_base): Call it. (dwarf2_evaluate_loc_desc): Handle 0-length location expressions. (dwarf2_tracepoint_var_ref): New function, broken out from locexpr_tracepoint_var_ref. (locexpr_tracepoint_var_ref): Call dwarf2_tracepoint_var_ref. Make static. (loclist_read_variable, loclist_read_needs_frame): New functions. (loclist_describe_location, loclist_tracepoint_var_ref): New functions. (dwarf2_loclist_funcs): New struct location_funcs. * dwarf2loc.h (struct dwarf2_loclist_baton): New type. (struct dwarf2_locexpr_baton): Add comments. (dwarf2_loclist_funcs): New extern. * dwarf2read.c (struct comp_unit_head): Remove DIE member, add base_address and base_known. (dwarf_loc_buffer): New variable. (struct dwarf2_pinfo): Add dwarf_loc_buffer and dwarf_loc_size. (DWARF_LOC_BUFFER, DWARF_LOC_SIZE): New macros. (dwarf2_has_info): Initialize dwarf_loc_offset. (dwarf2_build_psymtabs): Read in .debug_loc. (dwarf2_build_psymtabs_hard): Use DWARF_LOC_BUFFER and DWARF_LOC_SIZE. (psymtab_to_symtab_1): Likewise. Move base address calculation here, from... (dwarf2_get_pc_bounds): ... here. Use the base address from cu_header. (dwarf2_symbol_mark_computed): Handle location lists.
2003-02-21 Based on a patch from Daniel Berlin (dberlin@dberlin.org).Daniel Jacobowitz1-0/+39
* symtab.h: Add opaque declarations of struct axs_value and struct agent_expr. (enum address_class): Add LOC_COMPUTED and LOC_COMPUTED_ARG. (struct location_funcs): New type. (struct symbol): Add "loc" to aux_value. (SYMBOL_LOCATION_BATON, SYMBOL_LOCATION_FUNCS): New macros. * dwarf2read.c: Include "dwarf2expr.h". (dwarf2_symbol_mark_computed): New function. (read_func_scope): Use it. (var_decode_location): New function. (new_symbol): Use it. * dwarf2expr.c, dwarf2expr.h, dwarf2loc.c, dwarf2loc.h: New files. * Makefile.in (SFILES): Add dwarf2loc.c and dwarf2expr.c. (dwarf2expr_h, dwarf2loc_h): New variables. (COMMON_OBS): Add dwarf2expr.o and dwarf2loc.o. (dwarf2expr.o, dwarf2loc.o): New rules. (dwarf2read.o): Add $(dwarf2expr_h) and $(dwarf2loc_h). * buildsym.c (finish_block): Handle LOC_COMPUTED and LOC_COMPUTED_ARG. * findvar.c (symbol_read_needs_frame, read_var_value): Likewise. * m2-exp.y (yylex): Likewise. * printcmd.c (address_info, print_frame_args): Likewise. * stack.c (print_block_frame_locals, print_frame_arg_vars): Likewise. * symmisc.c (print_symbol, print_partial_symbols): Likewise. * ada-lang.c (ada_resolve_subexp, symtab_for_sym) (ada_add_block_symbols, fill_in_ada_prototype): Likewise. * symtab.c (lookup_block_symbol): Likewise.