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[commit] [patch 02/12] entryval#3: Basic parameter values recovery
- From: Jan Kratochvil <jan dot kratochvil at redhat dot com>
- To: gdb-patches at sourceware dot org
- Date: Sun, 9 Oct 2011 21:22:04 +0200
- Subject: [commit] [patch 02/12] entryval#3: Basic parameter values recovery
- References: <20110929194751.GC26579@host1.jankratochvil.net>
On Thu, 29 Sep 2011 21:47:51 +0200, Jan Kratochvil wrote:
> gdb/
> 2011-09-29 Jan Kratochvil <jan.kratochvil@redhat.com>
>
> Implement basic support for DW_TAG_GNU_call_site.
> * block.c: Include gdbtypes.h and exceptions.h.
> (call_site_for_pc): New function.
> * block.h (call_site_for_pc): New declaration.
> * defs.h: Include hashtab.h.
> (make_cleanup_htab_delete, core_addr_hash, core_addr_eq): New
> declarations.
> * dwarf2-frame.c (dwarf2_frame_ctx_funcs): Install
> ctx_no_push_dwarf_reg_entry_value.
> * dwarf2expr.c (read_uleb128, read_sleb128): Support R as NULL.
> (dwarf_block_to_dwarf_reg): New function.
> (execute_stack_op) <DW_OP_GNU_entry_value>: Implement it.
> (ctx_no_push_dwarf_reg_entry_value): New function.
> * dwarf2expr.h (struct dwarf_expr_context_funcs): New field
> push_dwarf_reg_entry_value.
> (ctx_no_push_dwarf_reg_entry_value, dwarf_block_to_dwarf_reg): New
> declarations.
> * dwarf2loc.c: Include gdbcmd.h.
> (dwarf_expr_ctx_funcs): New forward declaration.
> (entry_values_debug, show_entry_values_debug, call_site_to_target_addr)
> (dwarf_expr_reg_to_entry_parameter)
> (dwarf_expr_push_dwarf_reg_entry_value): New.
> (dwarf_expr_ctx_funcs): Install dwarf_expr_push_dwarf_reg_entry_value.
> (dwarf2_evaluate_loc_desc_full): Handle NO_ENTRY_VALUE_ERROR.
> (needs_dwarf_reg_entry_value): New function.
> (needs_frame_ctx_funcs): Install it.
> (_initialize_dwarf2loc): New function.
> * dwarf2loc.h (entry_values_debug): New declaration.
> * dwarf2read.c (struct dwarf2_cu): New field call_site_htab.
> (read_call_site_scope): New forward declaration.
> (process_full_comp_unit): Copy call_site_htab.
> (process_die): Support DW_TAG_GNU_call_site.
> (read_call_site_scope): New function.
> (dwarf2_get_pc_bounds): Support NULL HIGHPC.
> (dwarf_tag_name): Support DW_TAG_GNU_call_site.
> (cleanup_htab): Delete.
> (write_psymtabs_to_index): Use make_cleanup_htab_delete instead of it.
> * exceptions.h (enum errors): New NO_ENTRY_VALUE_ERROR.
> * gdb-gdb.py (StructMainTypePrettyPrinter): Support
> FIELD_LOC_KIND_DWARF_BLOCK.
> * gdbtypes.h (enum field_loc_kind): New entry
> FIELD_LOC_KIND_DWARF_BLOCK.
> (struct main_type): New loc entry dwarf_block.
> (struct call_site, FIELD_DWARF_BLOCK, SET_FIELD_DWARF_BLOCK)
> (TYPE_FIELD_DWARF_BLOCK): New.
> * python/py-type.c: Include dwarf2loc.h.
> (check_types_equal): Support FIELD_LOC_KIND_DWARF_BLOCK. New
> internal_error call on unknown FIELD_LOC_KIND.
> * symtab.h (struct symtab): New field call_site_htab.
> * utils.c (do_htab_delete_cleanup, make_cleanup_htab_delete)
> (core_addr_hash, core_addr_eq): New functions.
>
> gdb/testsuite/
> 2011-09-13 Jan Kratochvil <jan.kratochvil@redhat.com>
>
> Implement basic support for DW_TAG_GNU_call_site.
> * gdb.arch/Makefile.in (EXECUTABLES): Add amd64-entry-value.
> * gdb.arch/amd64-entry-value.cc: New file.
> * gdb.arch/amd64-entry-value.exp: New file.
Checked in:
http://sourceware.org/ml/gdb-cvs/2011-10/msg00057.html
Thanks,
Jan