| /* $Id$ |
| * DWARF2 debugging format |
| * |
| * Copyright (C) 2006-2007 Peter Johnson |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #ifndef YASM_DWARF2_DBGFMT_H |
| #define YASM_DWARF2_DBGFMT_H |
| |
| #define WITH_DWARF3 1 |
| |
| typedef struct { |
| char *pathname; /* full filename */ |
| char *filename; /* basename of full filename */ |
| unsigned long dir; /* index into directories array for relative path; |
| * 0 for current directory. */ |
| } dwarf2_filename; |
| |
| /* Global data */ |
| typedef struct yasm_dbgfmt_dwarf2 { |
| yasm_dbgfmt_base dbgfmt; /* base structure */ |
| |
| char **dirs; |
| unsigned long dirs_size; |
| unsigned long dirs_allocated; |
| |
| dwarf2_filename *filenames; |
| unsigned long filenames_size; |
| unsigned long filenames_allocated; |
| |
| enum { |
| DWARF2_FORMAT_32BIT, |
| DWARF2_FORMAT_64BIT |
| } format; |
| |
| unsigned int sizeof_address, sizeof_offset, min_insn_len; |
| } yasm_dbgfmt_dwarf2; |
| |
| /* .loc directive data */ |
| typedef struct dwarf2_loc { |
| /*@reldef@*/ STAILQ_ENTRY(dwarf2_loc) link; |
| |
| unsigned long vline; /* virtual line number of .loc directive */ |
| |
| /* source information */ |
| unsigned long file; /* index into table of filenames */ |
| unsigned long line; /* source line number */ |
| unsigned long column; /* source column */ |
| int isa_change; |
| unsigned long isa; |
| enum { |
| IS_STMT_NOCHANGE = 0, |
| IS_STMT_SET, |
| IS_STMT_CLEAR |
| } is_stmt; |
| int basic_block; |
| int prologue_end; |
| int epilogue_begin; |
| |
| yasm_bytecode *bc; /* first bytecode following */ |
| yasm_symrec *sym; /* last symbol preceding */ |
| } dwarf2_loc; |
| |
| /* Per-section data */ |
| typedef struct dwarf2_section_data { |
| /* The locations set by the .loc directives in this section, in assembly |
| * source order. |
| */ |
| /*@reldef@*/ STAILQ_HEAD(dwarf2_lochead, dwarf2_loc) locs; |
| } dwarf2_section_data; |
| |
| extern const yasm_assoc_data_callback yasm_dwarf2__section_data_cb; |
| |
| yasm_bytecode *yasm_dwarf2__append_bc(yasm_section *sect, yasm_bytecode *bc); |
| |
| /*@dependent@*/ yasm_symrec *yasm_dwarf2__bc_sym(yasm_symtab *symtab, |
| yasm_bytecode *bc); |
| |
| typedef struct dwarf2_head dwarf2_head; |
| dwarf2_head *yasm_dwarf2__add_head |
| (yasm_dbgfmt_dwarf2 *dbgfmt_dwarf2, yasm_section *sect, |
| /*@null@*/ yasm_section *debug_ptr, int with_address, int with_segment); |
| void yasm_dwarf2__set_head_end(dwarf2_head *head, yasm_bytecode *end_prevbc); |
| |
| /* Line number functions */ |
| yasm_section *yasm_dwarf2__generate_line |
| (yasm_object *object, yasm_linemap *linemap, yasm_errwarns *errwarns, |
| int asm_source, /*@out@*/ yasm_section **main_code, |
| /*@out@*/ size_t *num_line_sections); |
| void yasm_dwarf2__dir_loc(yasm_object *object, yasm_valparamhead *valparams, |
| yasm_valparamhead *objext_valparams, |
| unsigned long line); |
| void yasm_dwarf2__dir_file(yasm_object *object, yasm_valparamhead *valparams, |
| yasm_valparamhead *objext_valparams, |
| unsigned long line); |
| |
| /* Address range table functions */ |
| yasm_section *yasm_dwarf2__generate_aranges(yasm_object *object, |
| yasm_section *debug_info); |
| |
| /* Name lookup table functions */ |
| yasm_section *yasm_dwarf2__generate_pubnames(yasm_object *object, |
| yasm_section *debug_info); |
| |
| /* Information functions */ |
| yasm_section *yasm_dwarf2__generate_info |
| (yasm_object *object, yasm_section *debug_line, |
| /*@null@*/ yasm_section *main_code); |
| |
| #endif |