cfi_annotations.patch

Linux-2.6.18内核调试工具补丁程序KGDB。

+
+   Written by Gary Funck ([e-mail]) The Ada Joint Program
+   Office (AJPO), Florida State Unviversity and Silicon Graphics Inc.
+   provided support for this effort -- June 21, 1995.
+
+   Derived from the DWARF 1 implementation written by Ron Guilmette
+   ([e-mail]), November 1990.
+
+   This file is part of GCC.
+
+   GCC is free software; you can redistribute it and/or modify it under
+   the terms of the GNU General Public License as published by the Free
+   Software Foundation; either version 2, or (at your option) any later
+   version.
+
+   GCC is distributed in the hope that it will be useful, but WITHOUT
+   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+   License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with GCC; see the file COPYING.  If not, write to the Free
+   Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA.  */
+
+/* This file is derived from the DWARF specification (a public document)
+   Revision 2.0.0 (July 27, 1993) developed by the UNIX International
+   Programming Languages Special Interest Group (UI/PLSIG) and distributed
+   by UNIX International.  Copies of this specification are available from
+   UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
+
+   This file also now contains definitions from the DWARF 3 specification.  */
+
+/* This file is shared between GCC and GDB, and should not contain
+   prototypes.  */
+
+#ifndef _ELF_DWARF2_H
+#define _ELF_DWARF2_H
+
+/* Structure found in the .debug_line section.  */
+typedef struct
+{
+  unsigned char li_length          [4];
+  unsigned char li_version         [2];
+  unsigned char li_prologue_length [4];
+  unsigned char li_min_insn_length [1];
+  unsigned char li_default_is_stmt [1];
+  unsigned char li_line_base       [1];
+  unsigned char li_line_range      [1];
+  unsigned char li_opcode_base     [1];
+}
+DWARF2_External_LineInfo;
+
+typedef struct
+{
+  unsigned long  li_length;
+  unsigned short li_version;
+  unsigned int   li_prologue_length;
+  unsigned char  li_min_insn_length;
+  unsigned char  li_default_is_stmt;
+  int            li_line_base;
+  unsigned char  li_line_range;
+  unsigned char  li_opcode_base;
+}
+DWARF2_Internal_LineInfo;
+
+/* Structure found in .debug_pubnames section.  */
+typedef struct
+{
+  unsigned char pn_length  [4];
+  unsigned char pn_version [2];
+  unsigned char pn_offset  [4];
+  unsigned char pn_size    [4];
+}
+DWARF2_External_PubNames;
+
+typedef struct
+{
+  unsigned long  pn_length;
+  unsigned short pn_version;
+  unsigned long  pn_offset;
+  unsigned long  pn_size;
+}
+DWARF2_Internal_PubNames;
+
+/* Structure found in .debug_info section.  */
+typedef struct
+{
+  unsigned char  cu_length        [4];
+  unsigned char  cu_version       [2];
+  unsigned char  cu_abbrev_offset [4];
+  unsigned char  cu_pointer_size  [1];
+}
+DWARF2_External_CompUnit;
+
+typedef struct
+{
+  unsigned long  cu_length;
+  unsigned short cu_version;
+  unsigned long  cu_abbrev_offset;
+  unsigned char  cu_pointer_size;
+}
+DWARF2_Internal_CompUnit;
+
+typedef struct
+{
+  unsigned char  ar_length       [4];
+  unsigned char  ar_version      [2];
+  unsigned char  ar_info_offset  [4];
+  unsigned char  ar_pointer_size [1];
+  unsigned char  ar_segment_size [1];
+}
+DWARF2_External_ARange;
+
+typedef struct
+{
+  unsigned long  ar_length;
+  unsigned short ar_version;
+  unsigned long  ar_info_offset;
+  unsigned char  ar_pointer_size;
+  unsigned char  ar_segment_size;
+}
+DWARF2_Internal_ARange;
+
+
+/* Tag names and codes.  */
+enum dwarf_tag
+  {
+    DW_TAG_padding = 0x00,
+    DW_TAG_array_type = 0x01,
+    DW_TAG_class_type = 0x02,
+    DW_TAG_entry_point = 0x03,
+    DW_TAG_enumeration_type = 0x04,
+    DW_TAG_formal_parameter = 0x05,
+    DW_TAG_imported_declaration = 0x08,
+    DW_TAG_label = 0x0a,
+    DW_TAG_lexical_block = 0x0b,
+    DW_TAG_member = 0x0d,
+    DW_TAG_pointer_type = 0x0f,
+    DW_TAG_reference_type = 0x10,
+    DW_TAG_compile_unit = 0x11,
+    DW_TAG_string_type = 0x12,
+    DW_TAG_structure_type = 0x13,
+    DW_TAG_subroutine_type = 0x15,
+    DW_TAG_typedef = 0x16,
+    DW_TAG_union_type = 0x17,
+    DW_TAG_unspecified_parameters = 0x18,
+    DW_TAG_variant = 0x19,
+    DW_TAG_common_block = 0x1a,
+    DW_TAG_common_inclusion = 0x1b,
+    DW_TAG_inheritance = 0x1c,
+    DW_TAG_inlined_subroutine = 0x1d,
+    DW_TAG_module = 0x1e,
+    DW_TAG_ptr_to_member_type = 0x1f,
+    DW_TAG_set_type = 0x20,
+    DW_TAG_subrange_type = 0x21,
+    DW_TAG_with_stmt = 0x22,
+    DW_TAG_access_declaration = 0x23,
+    DW_TAG_base_type = 0x24,
+    DW_TAG_catch_block = 0x25,
+    DW_TAG_const_type = 0x26,
+    DW_TAG_constant = 0x27,
+    DW_TAG_enumerator = 0x28,
+    DW_TAG_file_type = 0x29,
+    DW_TAG_friend = 0x2a,
+    DW_TAG_namelist = 0x2b,
+    DW_TAG_namelist_item = 0x2c,
+    DW_TAG_packed_type = 0x2d,
+    DW_TAG_subprogram = 0x2e,
+    DW_TAG_template_type_param = 0x2f,
+    DW_TAG_template_value_param = 0x30,
+    DW_TAG_thrown_type = 0x31,
+    DW_TAG_try_block = 0x32,
+    DW_TAG_variant_part = 0x33,
+    DW_TAG_variable = 0x34,
+    DW_TAG_volatile_type = 0x35,
+    /* DWARF 3.  */
+    DW_TAG_dwarf_procedure = 0x36,
+    DW_TAG_restrict_type = 0x37,
+    DW_TAG_interface_type = 0x38,
+    DW_TAG_namespace = 0x39,
+    DW_TAG_imported_module = 0x3a,
+    DW_TAG_unspecified_type = 0x3b,
+    DW_TAG_partial_unit = 0x3c,
+    DW_TAG_imported_unit = 0x3d,
+    /* SGI/MIPS Extensions.  */
+    DW_TAG_MIPS_loop = 0x4081,
+    /* HP extensions.  See: ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz .  */
+    DW_TAG_HP_array_descriptor = 0x4090,
+    /* GNU extensions.  */
+    DW_TAG_format_label = 0x4101,	/* For FORTRAN 77 and Fortran 90.  */
+    DW_TAG_function_template = 0x4102,	/* For C++.  */
+    DW_TAG_class_template = 0x4103,	/* For C++.  */
+    DW_TAG_GNU_BINCL = 0x4104,
+    DW_TAG_GNU_EINCL = 0x4105,
+    /* Extensions for UPC.  See: http://upc.gwu.edu/~upc.  */
+    DW_TAG_upc_shared_type = 0x8765,
+    DW_TAG_upc_strict_type = 0x8766,
+    DW_TAG_upc_relaxed_type = 0x8767,
+    /* PGI (STMicroelectronics) extensions.  No documentation available.  */
+    DW_TAG_PGI_kanji_type      = 0xA000,
+    DW_TAG_PGI_interface_block = 0xA020
+  };
+
+#define DW_TAG_lo_user	0x4080
+#define DW_TAG_hi_user	0xffff
+
+/* Flag that tells whether entry has a child or not.  */
+#define DW_children_no   0
+#define	DW_children_yes  1
+
+/* Form names and codes.  */
+enum dwarf_form
+  {
+    DW_FORM_addr = 0x01,
+    DW_FORM_block2 = 0x03,
+    DW_FORM_block4 = 0x04,
+    DW_FORM_data2 = 0x05,
+    DW_FORM_data4 = 0x06,
+    DW_FORM_data8 = 0x07,
+    DW_FORM_string = 0x08,
+    DW_FORM_block = 0x09,
+    DW_FORM_block1 = 0x0a,
+    DW_FORM_data1 = 0x0b,
+    DW_FORM_flag = 0x0c,
+    DW_FORM_sdata = 0x0d,
+    DW_FORM_strp = 0x0e,
+    DW_FORM_udata = 0x0f,
+    DW_FORM_ref_addr = 0x10,
+    DW_FORM_ref1 = 0x11,
+    DW_FORM_ref2 = 0x12,
+    DW_FORM_ref4 = 0x13,
+    DW_FORM_ref8 = 0x14,
+    DW_FORM_ref_udata = 0x15,
+    DW_FORM_indirect = 0x16
+  };
+
+/* Attribute names and codes.  */
+enum dwarf_attribute
+  {
+    DW_AT_sibling = 0x01,
+    DW_AT_location = 0x02,
+    DW_AT_name = 0x03,
+    DW_AT_ordering = 0x09,
+    DW_AT_subscr_data = 0x0a,
+    DW_AT_byte_size = 0x0b,
+    DW_AT_bit_offset = 0x0c,
+    DW_AT_bit_size = 0x0d,
+    DW_AT_element_list = 0x0f,
+    DW_AT_stmt_list = 0x10,
+    DW_AT_low_pc = 0x11,
+    DW_AT_high_pc = 0x12,
+    DW_AT_language = 0x13,
+    DW_AT_member = 0x14,
+    DW_AT_discr = 0x15,
+    DW_AT_discr_value = 0x16,
+    DW_AT_visibility = 0x17,
+    DW_AT_import = 0x18,
+    DW_AT_string_length = 0x19,
+    DW_AT_common_reference = 0x1a,
+    DW_AT_comp_dir = 0x1b,
+    DW_AT_const_value = 0x1c,
+    DW_AT_containing_type = 0x1d,
+    DW_AT_default_value = 0x1e,
+    DW_AT_inline = 0x20,
+    DW_AT_is_optional = 0x21,
+    DW_AT_lower_bound = 0x22,
+    DW_AT_producer = 0x25,
+    DW_AT_prototyped = 0x27,
+    DW_AT_return_addr = 0x2a,
+    DW_AT_start_scope = 0x2c,
+    DW_AT_stride_size = 0x2e,
+    DW_AT_upper_bound = 0x2f,
+    DW_AT_abstract_origin = 0x31,
+    DW_AT_accessibility = 0x32,
+    DW_AT_address_class = 0x33,
+    DW_AT_artificial = 0x34,
+    DW_AT_base_types = 0x35,
+    DW_AT_calling_convention = 0x36,
+    DW_AT_count = 0x37,
+    DW_AT_data_member_location = 0x38,
+    DW_AT_decl_column = 0x39,
+    DW_AT_decl_file = 0x3a,
+    DW_AT_decl_line = 0x3b,
+    DW_AT_declaration = 0x3c,
+    DW_AT_discr_list = 0x3d,
+    DW_AT_encoding = 0x3e,
+    DW_AT_external = 0x3f,
+    DW_AT_frame_base = 0x40,
+    DW_AT_friend = 0x41,
+    DW_AT_identifier_case = 0x42,
+    DW_AT_macro_info = 0x43,
+    DW_AT_namelist_items = 0x44,
+    DW_AT_priority = 0x45,
+    DW_AT_segment = 0x46,
+    DW_AT_specification = 0x47,
+    DW_AT_static_link = 0x48,
+    DW_AT_type = 0x49,
+    DW_AT_use_location = 0x4a,
+    DW_AT_variable_parameter = 0x4b,
+    DW_AT_virtuality = 0x4c,
+    DW_AT_vtable_elem_location = 0x4d,
+    /* DWARF 3 values.  */
+    DW_AT_allocated     = 0x4e,
+    DW_AT_associated    = 0x4f,
+    DW_AT_data_location = 0x50,
+    DW_AT_stride        = 0x51,
+    DW_AT_entry_pc      = 0x52,
+    DW_AT_use_UTF8      = 0x53,
+    DW_AT_extension     = 0x54,
+    DW_AT_ranges        = 0x55,
+    DW_AT_trampoline    = 0x56,
+    DW_AT_call_column   = 0x57,
+    DW_AT_call_file     = 0x58,
+    DW_AT_call_line     = 0x59,
+    /* SGI/MIPS extensions.  */
+    DW_AT_MIPS_fde = 0x2001,
+    DW_AT_MIPS_loop_begin = 0x2002,
+    DW_AT_MIPS_tail_loop_begin = 0x2003,
+    DW_AT_MIPS_epilog_begin = 0x2004,
+    DW_AT_MIPS_loop_unroll_factor = 0x2005,
+    DW_AT_MIPS_software_pipeline_depth = 0x2006,
+    DW_AT_MIPS_linkage_name = 0x2007,
+    DW_AT_MIPS_stride = 0x2008,
+    DW_AT_MIPS_abstract_name = 0x2009,
+    DW_AT_MIPS_clone_origin = 0x200a,
+    DW_AT_MIPS_has_inlines = 0x200b,
+    /* HP extensions.  */
+    DW_AT_HP_block_index         = 0x2000,
+    DW_AT_HP_unmodifiable        = 0x2001, /* Same as DW_AT_MIPS_fde.  */
+    DW_AT_HP_actuals_stmt_list   = 0x2010,
+    DW_AT_HP_proc_per_section    = 0x2011,
+    DW_AT_HP_raw_data_ptr        = 0x2012,
+    DW_AT_HP_pass_by_reference   = 0x2013,
+    DW_AT_HP_opt_level           = 0x2014,
+    DW_AT_HP_prof_version_id     = 0x2015,
+    DW_AT_HP_opt_flags           = 0x2016,
+    DW_AT_HP_cold_region_low_pc  = 0x2017,
+    DW_AT_HP_cold_region_high_pc = 0x2018,
+    DW_AT_HP_all_variables_modifiable = 0x2019,
+    DW_AT_HP_linkage_name        = 0x201a,
+    DW_AT_HP_prof_flags          = 0x201b,  /* In comp unit of procs_info for -g.  */
+    /* GNU extensions.  */
+    DW_AT_sf_names   = 0x2101,
+    DW_AT_src_info   = 0x2102,
+    DW_AT_mac_info   = 0x2103,
+    DW_AT_src_coords = 0x2104,
+    DW_AT_body_begin = 0x2105,
+    DW_AT_body_end   = 0x2106,
+    DW_AT_GNU_vector = 0x2107,
+    /* VMS extensions.  */
+    DW_AT_VMS_rtnbeg_pd_address = 0x2201,
+    /* UPC extension.  */
+    DW_AT_upc_threads_scaled = 0x3210,
+    /* PGI (STMicroelectronics) extensions.  */
+    DW_AT_PGI_lbase    = 0x3a00,
+    DW_AT_PGI_soffset  = 0x3a01,
+    DW_AT_PGI_lstride  = 0x3a02
+  };
+
+#define DW_AT_lo_user	0x2000	/* Implementation-defined range start.  */
+#define DW_AT_hi_user	0x3ff0	/* Implementation-defined range end.  */
+
+/* Location atom names and codes.  */
+enum dwarf_location_atom
+  {
+    DW_OP_addr = 0x03,
+    DW_OP_deref = 0x06,
+    DW_OP_const1u = 0x08,
+    DW_OP_const1s = 0x09,
+    DW_OP_const2u = 0x0a,
+    DW_OP_const2s = 0x0b,
+    DW_OP_const4u = 0x0c,
+    DW_OP_const4s = 0x0d,
+    DW_OP_const8u = 0x0e,
+    DW_OP_const8s = 0x0f,
+    DW_OP_constu = 0x10,
+    DW_OP_consts = 0x11,
+    DW_OP_dup = 0x12,
+    DW_OP_drop = 0x13,
+    DW_OP_over = 0x14,
+    DW_OP_pick = 0x15,
+    DW_OP_swap = 0x16,
+    DW_OP_rot = 0x17,
+    DW_OP_xderef = 0x18,
+    DW_OP_abs = 0x19,
+    DW_OP_and = 0x1a,
+    DW_OP_div = 0x1b,
+    DW_OP_minus = 0x1c,
+    DW_OP_mod = 0x1d,
+    DW_OP_mul = 0x1e,
+    DW_OP_neg = 0x1f,
+    DW_OP_not = 0x20,
+    DW_OP_or = 0x21,
+    DW_OP_plus = 0x22,
+    DW_OP_plus_uconst = 0x23,
+    DW_OP_shl = 0x24,
+    DW_OP_shr = 0x25,
+    DW_OP_shra = 0x26,
+    DW_OP_xor = 0x27,
+    DW_OP_bra = 0x28,
+    DW_OP_eq = 0x29,
+    DW_OP_ge = 0x2a,
+    DW_OP_gt = 0x2b,
+    DW_OP_le = 0x2c,
+    DW_OP_lt = 0x2d,
+    DW_OP_ne = 0x2e,
+    DW_OP_skip = 0x2f,