diff options
Diffstat (limited to 'bfd/dwarf2.c')
| -rw-r--r-- | bfd/dwarf2.c | 39 |
1 files changed, 29 insertions, 10 deletions
diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c index d31b84939a..069d6141a7 100644 --- a/bfd/dwarf2.c +++ b/bfd/dwarf2.c @@ -980,6 +980,7 @@ struct line_info char *filename; unsigned int line; unsigned int column; + unsigned int discriminator; unsigned char op_index; unsigned char end_sequence; /* End of (sequential) code sequence. */ }; @@ -1080,6 +1081,7 @@ add_line_info (struct line_info_table *table, char *filename, unsigned int line, unsigned int column, + unsigned int discriminator, int end_sequence) { bfd_size_type amt = sizeof (struct line_info); @@ -1095,6 +1097,7 @@ add_line_info (struct line_info_table *table, info->op_index = op_index; info->line = line; info->column = column; + info->discriminator = discriminator; info->end_sequence = end_sequence; if (filename && filename[0]) @@ -1573,6 +1576,7 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash) char * filename = table->num_files ? concat_filename (table, 1) : NULL; unsigned int line = 1; unsigned int column = 0; + unsigned int discriminator = 0; int is_stmt = lh.default_is_stmt; int end_sequence = 0; /* eraxxon@alumni.rice.edu: Against the DWARF2 specs, some @@ -1607,8 +1611,9 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash) line += lh.line_base + (adj_opcode % lh.line_range); /* Append row to matrix using current values. */ if (!add_line_info (table, address, op_index, filename, - line, column, 0)) + line, column, discriminator, 0)) goto line_fail; + discriminator = 0; if (address < low_pc) low_pc = address; if (address > high_pc) @@ -1626,9 +1631,10 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash) { case DW_LNE_end_sequence: end_sequence = 1; - if (!add_line_info (table, address, op_index, filename, - line, column, end_sequence)) + if (!add_line_info (table, address, op_index, filename, line, + column, discriminator, end_sequence)) goto line_fail; + discriminator = 0; if (address < low_pc) low_pc = address; if (address > high_pc) @@ -1668,7 +1674,8 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash) table->num_files++; break; case DW_LNE_set_discriminator: - (void) read_unsigned_leb128 (abfd, line_ptr, &bytes_read); + discriminator = + read_unsigned_leb128 (abfd, line_ptr, &bytes_read); line_ptr += bytes_read; break; case DW_LNE_HP_source_file_correlation: @@ -1686,8 +1693,9 @@ decode_line_info (struct comp_unit *unit, struct dwarf2_debug *stash) break; case DW_LNS_copy: if (!add_line_info (table, address, op_index, - filename, line, column, 0)) + filename, line, column, discriminator, 0)) goto line_fail; + discriminator = 0; if (address < low_pc) low_pc = address; if (address > high_pc) @@ -1788,7 +1796,8 @@ static bfd_boolean lookup_address_in_line_info_table (struct line_info_table *table, bfd_vma addr, const char **filename_ptr, - unsigned int *linenumber_ptr) + unsigned int *linenumber_ptr, + unsigned int *discriminator_ptr) { struct line_sequence *seq = NULL; struct line_info *each_line; @@ -1823,6 +1832,8 @@ lookup_address_in_line_info_table (struct line_info_table *table, { *filename_ptr = each_line->filename; *linenumber_ptr = each_line->line; + if (discriminator_ptr) + *discriminator_ptr = each_line->discriminator; return TRUE; } } @@ -2552,6 +2563,7 @@ comp_unit_find_nearest_line (struct comp_unit *unit, const char **filename_ptr, const char **functionname_ptr, unsigned int *linenumber_ptr, + unsigned int *discriminator_ptr, struct dwarf2_debug *stash) { bfd_boolean line_p; @@ -2592,7 +2604,8 @@ comp_unit_find_nearest_line (struct comp_unit *unit, stash->inliner_chain = function; line_p = lookup_address_in_line_info_table (unit->line_table, addr, filename_ptr, - linenumber_ptr); + linenumber_ptr, + discriminator_ptr); return line_p || func_p; } @@ -3308,6 +3321,7 @@ find_line (bfd *abfd, const char **filename_ptr, const char **functionname_ptr, unsigned int *linenumber_ptr, + unsigned int *discriminator_ptr, unsigned int addr_size, void **pinfo) { @@ -3419,6 +3433,7 @@ find_line (bfd *abfd, filename_ptr, functionname_ptr, linenumber_ptr, + discriminator_ptr, stash)); if (found) goto done; @@ -3512,6 +3527,7 @@ find_line (bfd *abfd, filename_ptr, functionname_ptr, linenumber_ptr, + discriminator_ptr, stash)); if ((bfd_vma) (stash->info_ptr - stash->sec_info_ptr) @@ -3546,12 +3562,13 @@ _bfd_dwarf2_find_nearest_line (bfd *abfd, const char **filename_ptr, const char **functionname_ptr, unsigned int *linenumber_ptr, + unsigned int *discriminator_ptr, unsigned int addr_size, void **pinfo) { return find_line (abfd, debug_sections, section, offset, NULL, symbols, - filename_ptr, functionname_ptr, linenumber_ptr, addr_size, - pinfo); + filename_ptr, functionname_ptr, linenumber_ptr, + discriminator_ptr, addr_size, pinfo); } /* The DWARF2 version of find_line. @@ -3563,11 +3580,13 @@ _bfd_dwarf2_find_line (bfd *abfd, asymbol *symbol, const char **filename_ptr, unsigned int *linenumber_ptr, + unsigned int *discriminator_ptr, unsigned int addr_size, void **pinfo) { return find_line (abfd, dwarf_debug_sections, NULL, 0, symbol, symbols, - filename_ptr, NULL, linenumber_ptr, addr_size, pinfo); + filename_ptr, NULL, linenumber_ptr, discriminator_ptr, + addr_size, pinfo); } bfd_boolean |