diff options
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index e10006c..13998b2 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -79,6 +79,7 @@ along with GCC; see the file COPYING3. If not see #include "output.h" #include "expr.h" #include "dwarf2out.h" +#include "dwarf2ctf.h" #include "dwarf2asm.h" #include "toplev.h" #include "md5.h" @@ -28332,7 +28333,10 @@ dwarf2out_source_line (unsigned int line, unsigned int column, dw_line_info_table *table; static var_loc_view lvugid; - if (debug_info_level < DINFO_LEVEL_TERSE) + /* 'line_info_table' information gathering is not needed when the debug + info level is set to the lowest value. Also, the current DWARF-based + debug formats do not use this info. */ + if (debug_info_level < DINFO_LEVEL_TERSE || !dwarf_debuginfo_p ()) return; table = cur_line_info_table; @@ -31876,6 +31880,10 @@ dwarf2out_finish (const char *filename) unsigned char checksum[16]; char dl_section_ref[MAX_ARTIFICIAL_LABEL_BYTES]; + /* Skip emitting DWARF if not required. */ + if (!dwarf_debuginfo_p ()) + return; + /* Flush out any latecomers to the limbo party. */ flush_limbo_die_list (); @@ -32631,6 +32639,19 @@ note_variable_value (dw_die_ref die) FOR_EACH_CHILD (die, c, note_variable_value (c)); } +/* Process DWARF dies for CTF generation. */ + +static void +ctf_debug_do_cu (dw_die_ref die) +{ + dw_die_ref c; + + if (!ctf_do_die (die)) + return; + + FOR_EACH_CHILD (die, c, ctf_do_die (c)); +} + /* Perform any cleanups needed after the early debug generation pass has run. */ @@ -32753,6 +32774,20 @@ dwarf2out_early_finish (const char *filename) print_die (comp_unit_die (), dump_file); } + /* Generate CTF/BTF debug info. */ + if ((ctf_debug_info_level > CTFINFO_LEVEL_NONE + || btf_debuginfo_p ()) && lang_GNU_C ()) + { + ctf_debug_init (); + ctf_debug_do_cu (comp_unit_die ()); + for (limbo_die_node *node = limbo_die_list; node; node = node->next) + ctf_debug_do_cu (node->die); + /* Post process the debug data in the CTF container if necessary. */ + ctf_debug_init_postprocess (btf_debuginfo_p ()); + /* Emit CTF/BTF debug info. */ + ctf_debug_finalize (filename, btf_debuginfo_p ()); + } + /* Do not generate DWARF assembler now when not producing LTO bytecode. */ if ((!flag_generate_lto && !flag_generate_offload) /* FIXME: Disable debug info generation for (PE-)COFF targets since the |