Tabify 2017-08-21 Richard Biener <rguenther@suse.de> entry
From-SVN: r251222
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Nathan Sidwell
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gcc/ChangeLog
182
gcc/ChangeLog
@ -7,130 +7,130 @@
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2017-08-21 Richard Biener <rguenther@suse.de>
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* debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
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register_external_die hooks.
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(debug_false_tree_charstarstar_uhwistar): Declare.
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(debug_nothing_tree_charstar_uhwi): Likewise.
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* debug.c (do_nothing_debug_hooks): Adjust.
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(debug_false_tree_charstarstar_uhwistar): New do nothing.
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(debug_nothing_tree_charstar_uhwi): Likewise.
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* dbxout.c (dbx_debug_hooks): Adjust.
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(xcoff_debug_hooks): Likewise.
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* sdbout.c (sdb_debug_hooks): Likewise.
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* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
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* dwarf2out.c (macinfo_label_base): New global.
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* debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
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register_external_die hooks.
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(debug_false_tree_charstarstar_uhwistar): Declare.
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(debug_nothing_tree_charstar_uhwi): Likewise.
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* debug.c (do_nothing_debug_hooks): Adjust.
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(debug_false_tree_charstarstar_uhwistar): New do nothing.
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(debug_nothing_tree_charstar_uhwi): Likewise.
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* dbxout.c (dbx_debug_hooks): Adjust.
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(xcoff_debug_hooks): Likewise.
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* sdbout.c (sdb_debug_hooks): Likewise.
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* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
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* dwarf2out.c (macinfo_label_base): New global.
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(dwarf2out_register_external_die): New function for the
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register_external_die hook.
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(dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
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(dwarf2_debug_hooks): Use them.
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(dwarf2_lineno_debug_hooks): Adjust.
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(struct die_struct): Add with_offset flag.
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(DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
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DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
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DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
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DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
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DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
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DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
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defining section names for the early LTO debug variants.
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(dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
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(dwarf2_debug_hooks): Use them.
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(dwarf2_lineno_debug_hooks): Adjust.
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(struct die_struct): Add with_offset flag.
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(DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
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DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
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DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
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DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
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DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
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DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
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defining section names for the early LTO debug variants.
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(reset_indirect_string): New helper.
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(add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
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(print_dw_val): Add support for offsetted symbol references.
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(add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
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(print_dw_val): Add support for offsetted symbol references.
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(get_ultimate_context): Split out from is_cxx.
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(is_cxx): Use get_ultimate_context.
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(is_fortran): Add decl overload.
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(compute_comp_unit_symbol): Split out worker from
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(compute_comp_unit_symbol): Split out worker from
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compute_section_prefix.
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(compute_section_prefix): Call compute_comp_unit_symbol and
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(compute_section_prefix): Call compute_comp_unit_symbol and
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set comdat_type_p here.
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(output_die): Skip DIE symbol output for the LTO added one.
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Handle DIE symbol references with offset.
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(output_comp_unit): Guard section name mangling properly.
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For LTO debug sections emit a symbol at the section beginning
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which we use to refer to its DIEs.
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(add_abstract_origin_attribute): For DIEs registered via
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dwarf2out_register_external_die directly refer to the early
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DIE rather than indirectly through the shadow one we created.
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(output_die): Skip DIE symbol output for the LTO added one.
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Handle DIE symbol references with offset.
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(output_comp_unit): Guard section name mangling properly.
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For LTO debug sections emit a symbol at the section beginning
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which we use to refer to its DIEs.
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(add_abstract_origin_attribute): For DIEs registered via
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dwarf2out_register_external_die directly refer to the early
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DIE rather than indirectly through the shadow one we created.
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Remove obsolete call to dwarf2out_abstract_function for
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non-function/block origins.
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(gen_array_type_die): When generating early LTO debug do
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not emit DW_AT_string_length.
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(gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
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late when in LTO. As suggested place a gcc_unreachable for
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(gen_array_type_die): When generating early LTO debug do
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not emit DW_AT_string_length.
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(gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
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late when in LTO. As suggested place a gcc_unreachable for
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the DECL_ABSTRACT_P case.
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(gen_subprogram_die): Avoid another specification DIE
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for early built declarations/definitions for the late LTO case.
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(gen_variable_die): Add type references for late duplicated VLA dies
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when in late LTO.
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(gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
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we have the abstract instance already.
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(process_scope_var): Adjust decl DIE contexts in LTO which
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first puts them in limbo.
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(gen_decl_die): Do not generate type DIEs late apart from
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types for VLAs or for decls we do not yet have a DIE. Do not
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(gen_subprogram_die): Avoid another specification DIE
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for early built declarations/definitions for the late LTO case.
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(gen_variable_die): Add type references for late duplicated VLA dies
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when in late LTO.
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(gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
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we have the abstract instance already.
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(process_scope_var): Adjust decl DIE contexts in LTO which
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first puts them in limbo.
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(gen_decl_die): Do not generate type DIEs late apart from
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types for VLAs or for decls we do not yet have a DIE. Do not
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call dwarf2out_abstract_function late.
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(dwarf2out_early_global_decl): Make sure to create DIEs
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for abstract instances of a decl first.
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(dwarf2out_late_global_decl): Adjust comment.
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(output_macinfo_op): With multiple macro sections use
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(dwarf2out_early_global_decl): Make sure to create DIEs
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for abstract instances of a decl first.
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(dwarf2out_late_global_decl): Adjust comment.
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(output_macinfo_op): With multiple macro sections use
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macinfo_label_base to distinguish labels.
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(output_macinfo): Likewise. Update macinfo_label_base.
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(output_macinfo): Likewise. Update macinfo_label_base.
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Pass in the line info label.
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(note_variable_value_in_expr): When generating LTO resolve
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all variable values here by generating DIEs as needed.
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(init_sections_and_labels): Add early LTO debug flag parameter
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and generate different sections and names if set. Add generation
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counter for the labels so we can have multiple of them.
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(reset_dies): Helper to allow DIEs to be output multiple times.
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(dwarf2out_finish): When outputting DIEs to the fat part of an
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(init_sections_and_labels): Add early LTO debug flag parameter
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and generate different sections and names if set. Add generation
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counter for the labels so we can have multiple of them.
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(reset_dies): Helper to allow DIEs to be output multiple times.
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(dwarf2out_finish): When outputting DIEs to the fat part of an
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LTO object first reset DIEs.
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(dwarf2out_early_finish): Output early DIEs when generating LTO.
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(dwarf2out_early_finish): Output early DIEs when generating LTO.
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(modified_type_die): Check for decl_ultimate_origin being self
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before recursing.
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(gen_type_die_with_usage): Likewise.
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(gen_typedef_die): Allow decl_ultimate_origin being self.
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(set_decl_abstract_flags): Remove.
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(set_block_abstract_flags): Likewise.
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(dwarf2out_abstract_function): Treat the early generated DIEs
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as the abstract copy and only add DW_AT_inline and
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DW_AT_artificial here and call set_decl_origin_self.
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(set_decl_abstract_flags): Remove.
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(set_block_abstract_flags): Likewise.
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(dwarf2out_abstract_function): Treat the early generated DIEs
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as the abstract copy and only add DW_AT_inline and
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DW_AT_artificial here and call set_decl_origin_self.
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If the DIE has an abstract origin don't do anything.
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* tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
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if we have none yet (Go fails to build one, PR78628).
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(variably_modified_type_p): Prevent endless recursion for Ada
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cyclic pointer types.
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* lto-streamer-in.c: Include debug.h.
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(dref_queue): New global.
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(lto_read_tree_1): Stream in DIE references.
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(lto_input_tree): Register DIE references.
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* lto-streamer-in.c: Include debug.h.
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(dref_queue): New global.
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(lto_read_tree_1): Stream in DIE references.
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(lto_input_tree): Register DIE references.
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(input_function): Stream DECL_DEBUG_ARGS.
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* lto-streamer-out.c: Include debug.h.
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(lto_write_tree_1): Output DIE references.
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(DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
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* lto-streamer-out.c: Include debug.h.
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(lto_write_tree_1): Output DIE references.
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(DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
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Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
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(output_function): Stream DECL_DEBUG_ARGS.
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* tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
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Stream DECL_ABSTRACT_ORIGIN.
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* tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
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* tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
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Stream DECL_ABSTRACT_ORIGIN.
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* tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
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(write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
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DECL_CONTEXT for file-scope decls.
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* lto-streamer.h (struct dref_entry): Declare.
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(dref_queue): Likewise.
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* lto-streamer.h (struct dref_entry): Declare.
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(dref_queue): Likewise.
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* cfgexpand.c (pass_expand::execute): Do not call the
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outlining_inline_function hook here.
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* lto-wrapper.c (debug_obj): New global.
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(tool_cleanup): Unlink it if required.
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(debug_objcopy): New function.
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(run_gcc): Handle early debug sections in the IL files by
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extracting them to separate files, partially linkin them and
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feeding the result back as result to the linker.
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* config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
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DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
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DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
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sections into a separate segment.
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* config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
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segments.
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(darwin_asm_dwarf_section): Likewise.
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(darwin_asm_output_dwarf_offset): Likewise.
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* lto-wrapper.c (debug_obj): New global.
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(tool_cleanup): Unlink it if required.
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(debug_objcopy): New function.
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(run_gcc): Handle early debug sections in the IL files by
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extracting them to separate files, partially linkin them and
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feeding the result back as result to the linker.
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* config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
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DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
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DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
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sections into a separate segment.
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* config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
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segments.
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(darwin_asm_dwarf_section): Likewise.
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(darwin_asm_output_dwarf_offset): Likewise.
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* config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.
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2017-08-21 Richard Sandiford <richard.sandiford@linaro.org>
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