X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fdwarf2.h;h=31188372787718358c7422b9ab7a67aab0ccccef;hb=5e016dfc61b8e84dcbd0df9a4807394e1ca173bf;hp=993dea774ee5d971c4a5de237dc8faff8e1d1de3;hpb=2c1331605dc9544cdff0ff57b182e1f69f94994d;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/dwarf2.h b/gcc/dwarf2.h index 993dea774ee..31188372787 100644 --- a/gcc/dwarf2.h +++ b/gcc/dwarf2.h @@ -1,33 +1,133 @@ -/* Declarations and definitions of codes relating to the DWARF2 symbolic - debugging information format. - Copyright (C) 1992, 1993, 1995, 1996 Free Software Foundation, Inc. - Contributed by Gary Funck (gary@intrepid.com). Derived from the - DWARF 1 implementation written by Ron Guilmette (rfg@monkeys.com). +/* Declarations and definitions of codes relating to the DWARF2 and + DWARF3 symbolic debugging information formats. + Copyright (C) 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2001, 2002, + 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - This file is part of GNU CC. + Written by Gary Funck (gary@intrepid.com) The Ada Joint Program + Office (AJPO), Florida State University and Silicon Graphics Inc. + provided support for this effort -- June 21, 1995. - GNU CC 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. + Derived from the DWARF 1 implementation written by Ron Guilmette + (rfg@netcom.com), November 1990. - GNU CC 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. + 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 GNU CC; see the file COPYING. If not, write to - the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ + along with GCC; see the file COPYING. If not, write to the Free + Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301, 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. */ + 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 GCC_DWARF2_H +#define GCC_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. */ +/* Tag names and codes. */ enum dwarf_tag { DW_TAG_padding = 0x00, @@ -78,18 +178,40 @@ enum dwarf_tag DW_TAG_variant_part = 0x33, DW_TAG_variable = 0x34, DW_TAG_volatile_type = 0x35, - /* SGI/MIPS Extensions */ + /* 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, + DW_TAG_condition = 0x3f, + DW_TAG_shared_type = 0x40, + /* SGI/MIPS Extensions. */ DW_TAG_MIPS_loop = 0x4081, - /* 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++ */ + /* 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 */ +/* Flag that tells whether entry has a child or not. */ #define DW_children_no 0 #define DW_children_yes 1 @@ -120,7 +242,6 @@ enum dwarf_form }; /* Attribute names and codes. */ - enum dwarf_attribute { DW_AT_sibling = 0x01, @@ -185,7 +306,35 @@ enum dwarf_attribute DW_AT_variable_parameter = 0x4b, DW_AT_virtuality = 0x4c, DW_AT_vtable_elem_location = 0x4d, - /* SGI/MIPS Extensions */ + /* 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, + DW_AT_description = 0x5a, + DW_AT_binary_scale = 0x5b, + DW_AT_decimal_scale = 0x5c, + DW_AT_small = 0x5d, + DW_AT_decimal_sign = 0x5e, + DW_AT_digit_count = 0x5f, + DW_AT_picture_string = 0x60, + DW_AT_mutable = 0x61, + DW_AT_threads_scaled = 0x62, + DW_AT_explicit = 0x63, + DW_AT_object_pointer = 0x64, + DW_AT_endianity = 0x65, + DW_AT_elemental = 0x66, + DW_AT_pure = 0x67, + DW_AT_recursive = 0x68, + /* SGI/MIPS extensions. */ DW_AT_MIPS_fde = 0x2001, DW_AT_MIPS_loop_begin = 0x2002, DW_AT_MIPS_tail_loop_begin = 0x2003, @@ -197,20 +346,43 @@ enum dwarf_attribute 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_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_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 */ +#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, @@ -357,14 +529,31 @@ enum dwarf_location_atom DW_OP_piece = 0x93, DW_OP_deref_size = 0x94, DW_OP_xderef_size = 0x95, - DW_OP_nop = 0x96 + DW_OP_nop = 0x96, + /* DWARF 3 extensions. */ + DW_OP_push_object_address = 0x97, + DW_OP_call2 = 0x98, + DW_OP_call4 = 0x99, + DW_OP_call_ref = 0x9a, + DW_OP_form_tls_address = 0x9b, + DW_OP_call_frame_cfa = 0x9c, + DW_OP_bit_piece = 0x9d, + /* GNU extensions. */ + DW_OP_GNU_push_tls_address = 0xe0, + /* HP extensions. */ + DW_OP_HP_unknown = 0xe0, /* Ouch, the same as GNU_push_tls_address. */ + DW_OP_HP_is_value = 0xe1, + DW_OP_HP_fltconst4 = 0xe2, + DW_OP_HP_fltconst8 = 0xe3, + DW_OP_HP_mod_range = 0xe4, + DW_OP_HP_unmod_range = 0xe5, + DW_OP_HP_tls = 0xe6 }; -#define DW_OP_lo_user 0x80 /* implementation-defined range start */ -#define DW_OP_hi_user 0xff /* implementation-defined range end */ +#define DW_OP_lo_user 0xe0 /* Implementation-defined range start. */ +#define DW_OP_hi_user 0xff /* Implementation-defined range end. */ /* Type encodings. */ - enum dwarf_type { DW_ATE_void = 0x0, @@ -375,12 +564,51 @@ enum dwarf_type DW_ATE_signed = 0x5, DW_ATE_signed_char = 0x6, DW_ATE_unsigned = 0x7, - DW_ATE_unsigned_char = 0x8 + DW_ATE_unsigned_char = 0x8, + /* DWARF 3. */ + DW_ATE_imaginary_float = 0x9, + DW_ATE_packed_decimal = 0xa, + DW_ATE_numeric_string = 0xb, + DW_ATE_edited = 0xc, + DW_ATE_signed_fixed = 0xd, + DW_ATE_unsigned_fixed = 0xe, + DW_ATE_decimal_float = 0xf, + /* HP extensions. */ + DW_ATE_HP_float80 = 0x80, /* Floating-point (80 bit). */ + DW_ATE_HP_complex_float80 = 0x81, /* Complex floating-point (80 bit). */ + DW_ATE_HP_float128 = 0x82, /* Floating-point (128 bit). */ + DW_ATE_HP_complex_float128 = 0x83, /* Complex floating-point (128 bit). */ + DW_ATE_HP_floathpintel = 0x84, /* Floating-point (82 bit IA64). */ + DW_ATE_HP_imaginary_float80 = 0x85, + DW_ATE_HP_imaginary_float128 = 0x86 }; #define DW_ATE_lo_user 0x80 #define DW_ATE_hi_user 0xff +/* Decimal sign encodings. */ +enum dwarf_decimal_sign_encoding + { + /* DWARF 3. */ + DW_DS_unsigned = 0x01, + DW_DS_leading_overpunch = 0x02, + DW_DS_trailing_overpunch = 0x03, + DW_DS_leading_separate = 0x04, + DW_DS_trailing_separate = 0x05 + }; + +/* Endianity encodings. */ +enum dwarf_endianity_encoding + { + /* DWARF 3. */ + DW_END_default = 0x00, + DW_END_big = 0x01, + DW_END_little = 0x02 + }; + +#define DW_END_lo_user 0x40 +#define DW_END_hi_user 0xff + /* Array ordering names and codes. */ enum dwarf_array_dim_ordering { @@ -388,7 +616,7 @@ enum dwarf_array_dim_ordering DW_ORD_col_major = 1 }; -/* access attribute */ +/* Access attribute. */ enum dwarf_access_attribute { DW_ACCESS_public = 1, @@ -396,7 +624,7 @@ enum dwarf_access_attribute DW_ACCESS_private = 3 }; -/* visibility */ +/* Visibility. */ enum dwarf_visibility_attribute { DW_VIS_local = 1, @@ -404,7 +632,7 @@ enum dwarf_visibility_attribute DW_VIS_qualified = 3 }; -/* virtuality */ +/* Virtuality. */ enum dwarf_virtuality_attribute { DW_VIRTUALITY_none = 0, @@ -412,7 +640,7 @@ enum dwarf_virtuality_attribute DW_VIRTUALITY_pure_virtual = 2 }; -/* case sensitivity */ +/* Case sensitivity. */ enum dwarf_id_case { DW_ID_case_sensitive = 0, @@ -421,18 +649,19 @@ enum dwarf_id_case DW_ID_case_insensitive = 3 }; -/* calling convention */ +/* Calling convention. */ enum dwarf_calling_convention { DW_CC_normal = 0x1, DW_CC_program = 0x2, - DW_CC_nocall = 0x3 + DW_CC_nocall = 0x3, + DW_CC_GNU_renesas_sh = 0x40 }; #define DW_CC_lo_user 0x40 #define DW_CC_hi_user 0xff -/* inline attribute */ +/* Inline attribute. */ enum dwarf_inline_attribute { DW_INL_not_inlined = 0, @@ -441,14 +670,14 @@ enum dwarf_inline_attribute DW_INL_declared_inlined = 3 }; -/* descriminant lists */ -enum dwarf_descrim_list +/* Discriminant lists. */ +enum dwarf_discrim_list { DW_DSC_label = 0, DW_DSC_range = 1 }; -/* line number opcodes */ +/* Line number opcodes. */ enum dwarf_line_number_ops { DW_LNS_extended_op = 0, @@ -460,18 +689,36 @@ enum dwarf_line_number_ops DW_LNS_negate_stmt = 6, DW_LNS_set_basic_block = 7, DW_LNS_const_add_pc = 8, - DW_LNS_fixed_advance_pc = 9 + DW_LNS_fixed_advance_pc = 9, + /* DWARF 3. */ + DW_LNS_set_prologue_end = 10, + DW_LNS_set_epilogue_begin = 11, + DW_LNS_set_isa = 12 }; -/* line number extended opcodes */ +/* Line number extended opcodes. */ enum dwarf_line_number_x_ops { DW_LNE_end_sequence = 1, DW_LNE_set_address = 2, - DW_LNE_define_file = 3 + DW_LNE_define_file = 3, + /* HP extensions. */ + DW_LNE_HP_negate_is_UV_update = 0x11, + DW_LNE_HP_push_context = 0x12, + DW_LNE_HP_pop_context = 0x13, + DW_LNE_HP_set_file_line_column = 0x14, + DW_LNE_HP_set_routine_name = 0x15, + DW_LNE_HP_set_sequence = 0x16, + DW_LNE_HP_negate_post_semantics = 0x17, + DW_LNE_HP_negate_function_exit = 0x18, + DW_LNE_HP_negate_front_end_logical = 0x19, + DW_LNE_HP_define_proc = 0x20 }; -/* call frame information */ +#define DW_LNE_lo_user 0x80 +#define DW_LNE_hi_user 0xff + +/* Call frame information. */ enum dwarf_call_frame_info { DW_CFA_advance_loc = 0x40, @@ -492,20 +739,30 @@ enum dwarf_call_frame_info DW_CFA_def_cfa = 0x0c, DW_CFA_def_cfa_register = 0x0d, DW_CFA_def_cfa_offset = 0x0e, - /* SGI/MIPS specific */ + /* DWARF 3. */ + DW_CFA_def_cfa_expression = 0x0f, + DW_CFA_expression = 0x10, + DW_CFA_offset_extended_sf = 0x11, + DW_CFA_def_cfa_sf = 0x12, + DW_CFA_def_cfa_offset_sf = 0x13, + DW_CFA_val_offset = 0x14, + DW_CFA_val_offset_sf = 0x15, + DW_CFA_val_expression = 0x16, + /* SGI/MIPS specific. */ DW_CFA_MIPS_advance_loc8 = 0x1d, - - /* GNU extensions */ + /* GNU extensions. */ DW_CFA_GNU_window_save = 0x2d, - DW_CFA_GNU_args_size = 0x2e + DW_CFA_GNU_args_size = 0x2e, + DW_CFA_GNU_negative_offset_extended = 0x2f }; #define DW_CIE_ID 0xffffffff +#define DW64_CIE_ID 0xffffffffffffffffULL #define DW_CIE_VERSION 1 #define DW_CFA_extended 0 -#define DW_CFA_low_user 0x1c -#define DW_CFA_high_user 0x3f +#define DW_CFA_lo_user 0x1c +#define DW_CFA_hi_user 0x3f #define DW_CHILDREN_no 0x00 #define DW_CHILDREN_yes 0x01 @@ -513,7 +770,6 @@ enum dwarf_call_frame_info #define DW_ADDR_none 0 /* Source language names and codes. */ - enum dwarf_source_language { DW_LANG_C89 = 0x0001, @@ -526,15 +782,26 @@ enum dwarf_source_language DW_LANG_Fortran90 = 0x0008, DW_LANG_Pascal83 = 0x0009, DW_LANG_Modula2 = 0x000a, - DW_LANG_Mips_Assembler = 0x8001 + /* DWARF 3. */ + DW_LANG_Java = 0x000b, + DW_LANG_C99 = 0x000c, + DW_LANG_Ada95 = 0x000d, + DW_LANG_Fortran95 = 0x000e, + DW_LANG_PLI = 0x000f, + DW_LANG_ObjC = 0x0010, + DW_LANG_ObjC_plus_plus = 0x0011, + DW_LANG_UPC = 0x0012, + DW_LANG_D = 0x0013, + /* MIPS. */ + DW_LANG_Mips_Assembler = 0x8001, + /* UPC. */ + DW_LANG_Upc = 0x8765 }; - -#define DW_LANG_lo_user 0x8000 /* implementation-defined range start */ -#define DW_LANG_hi_user 0xffff /* implementation-defined range start */ +#define DW_LANG_lo_user 0x8000 /* Implementation-defined range start. */ +#define DW_LANG_hi_user 0xffff /* Implementation-defined range start. */ /* Names and codes for macro information. */ - enum dwarf_macinfo_record_type { DW_MACINFO_define = 1, @@ -544,48 +811,27 @@ enum dwarf_macinfo_record_type DW_MACINFO_vendor_ext = 255 }; -/* Interface of the DWARF2 unwind info support. */ - -/* Decide whether we want to emit frame unwind information for the current - translation unit. */ - -extern int dwarf2out_do_frame PROTO((void)); - -/* Generate a new label for the CFI info to refer to. */ - -extern char *dwarf2out_cfi_label PROTO((void)); - -/* Entry point to update the canonical frame address (CFA). */ - -extern void dwarf2out_def_cfa PROTO((char *, unsigned, long)); - -/* Add the CFI for saving a register window. */ - -extern void dwarf2out_window_save PROTO((char *)); - -/* Add a CFI to update the running total of the size of arguments pushed - onto the stack. */ - -extern void dwarf2out_args_size PROTO((char *, long)); - -/* Entry point for saving a register to the stack. */ - -extern void dwarf2out_reg_save PROTO((char *, unsigned, long)); - -/* Entry point for saving the return address in the stack. */ - -extern void dwarf2out_return_save PROTO((char *, long)); - -/* Entry point for saving the return address in a register. */ - -extern void dwarf2out_return_reg PROTO((char *, unsigned)); - -/* Output a marker (i.e. a label) for the beginning of a function, before - the prologue. */ - -extern void dwarf2out_begin_prologue PROTO((void)); - -/* Output a marker (i.e. a label) for the absolute end of the generated - code for a function definition. */ - -extern void dwarf2out_end_epilogue PROTO((void)); +/* @@@ For use with GNU frame unwind information. */ + +#define DW_EH_PE_absptr 0x00 +#define DW_EH_PE_omit 0xff + +#define DW_EH_PE_uleb128 0x01 +#define DW_EH_PE_udata2 0x02 +#define DW_EH_PE_udata4 0x03 +#define DW_EH_PE_udata8 0x04 +#define DW_EH_PE_sleb128 0x09 +#define DW_EH_PE_sdata2 0x0A +#define DW_EH_PE_sdata4 0x0B +#define DW_EH_PE_sdata8 0x0C +#define DW_EH_PE_signed 0x08 + +#define DW_EH_PE_pcrel 0x10 +#define DW_EH_PE_textrel 0x20 +#define DW_EH_PE_datarel 0x30 +#define DW_EH_PE_funcrel 0x40 +#define DW_EH_PE_aligned 0x50 + +#define DW_EH_PE_indirect 0x80 + +#endif /* dwarf2.h */