diff options
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index dd3bd5f..970cbb5 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -11757,6 +11757,20 @@ gen_label_die (tree decl, dw_die_ref context_die) } } +/* A helper function for gen_inlined_subroutine_die. Add source coordinate + attributes to the DIE for a block STMT, to describe where the inlined + function was called from. This is similar to add_src_coords_attributes. */ + +static inline void +add_call_src_coords_attributes (tree stmt, dw_die_ref die) +{ + expanded_location s = expand_location (BLOCK_SOURCE_LOCATION (stmt)); + unsigned file_index = lookup_filename (s.file); + + add_AT_unsigned (die, DW_AT_call_file, file_index); + add_AT_unsigned (die, DW_AT_call_line, s.line); +} + /* A helper function for gen_lexical_block_die and gen_inlined_subroutine_die. Add low_pc and high_pc attributes to the DIE for a block STMT. */ @@ -11824,6 +11838,7 @@ gen_inlined_subroutine_die (tree stmt, dw_die_ref context_die, int depth) add_abstract_origin_attribute (subr_die, decl); add_high_low_attributes (stmt, subr_die); + add_call_src_coords_attributes (stmt, subr_die); decls_for_scope (stmt, subr_die, depth); current_function_has_inlines = 1; @@ -13247,6 +13262,12 @@ lookup_filename (const char *file_name) return i; } +/* If the assembler will construct the file table, then translate the compiler + internal file table number into the assembler file table number, and emit + a .file directive if we haven't already emitted one yet. The file table + numbers are different because we prune debug info for unused variables and + types, which may include filenames. */ + static int maybe_emit_file (int fileno) { @@ -13267,6 +13288,8 @@ maybe_emit_file (int fileno) return fileno; } +/* Initialize the compiler internal file table. */ + static void init_file_table (void) { @@ -13644,7 +13667,7 @@ prune_unused_types_walk_attribs (dw_die_ref die) Make sure that it will get emitted. */ prune_unused_types_mark (a->dw_attr_val.v.val_die_ref.die, 1); } - else if (a->dw_attr == DW_AT_decl_file) + else if (a->dw_attr == DW_AT_decl_file || a->dw_attr == DW_AT_call_file) { /* A reference to a file. Make sure the file name is emitted. */ a->dw_attr_val.v.val_unsigned = |