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author | Aldy Hernandez <aldyh@redhat.com> | 2015-06-05 18:44:53 +0000 |
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committer | Aldy Hernandez <aldyh@gcc.gnu.org> | 2015-06-05 18:44:53 +0000 |
commit | d7438551ff5ffa0afeca2aa3efd13035b26bee34 (patch) | |
tree | 906774b04a2315e6e0109ec866407a4b6ee1195f /gcc/langhooks.c | |
parent | 46ba128114d3fd892b94c3767fb7a681088c7d79 (diff) | |
download | gcc-d7438551ff5ffa0afeca2aa3efd13035b26bee34.zip gcc-d7438551ff5ffa0afeca2aa3efd13035b26bee34.tar.gz gcc-d7438551ff5ffa0afeca2aa3efd13035b26bee34.tar.bz2 |
Merge debug-early branch into mainline.
* dwarf2out.c: Remove deferred_locations*.
(dwarf2_debug_hooks): Add early_finish hook.
Remove global_decl hook.
Add early_global_decl and late_global_decl hook.
New global early_dwarf.
New structure set_early_dwarf.
(output_die): Indicate whether a DIE was generated early
when generating assembly with -dA.
(struct limbo_die_struct): Document created_for field.
Remove file_table_last_lookup.
(remove_AT): Return TRUE if successful.
(remove_child_TAG): Clear die_parent.
(reparent_child): New function abstracted from...
(splice_child_die): ...here.
(new_die): ICE if a DIE ends up in limbo too late.
(check_die): New.
(defer_location): Remove.
(add_subscript_info): Reuse DW_TAG_subrange_type if available.
(fill_variable_array_bounds): New.
(decl_start_label): Call fill_variable_array_bounds.
(gen_formal_parameter_die): Rewrite to reuse previously generated
DIEs.
(gen_subprogram_die): Same.
(gen_variable_die): Same.
(gen_const_die): Same.
(gen_label_die): Same.
(gen_lexical_block_die): Same.
(decl_will_get_specification_p): New.
(local_function_static): New.
(gen_struct_or_union_type_die): Fill in variable-length fields.
(gen_typedef_die): Fill in variable-length typedefs.
(gen_tagged_type_die): Gracefully return on error_mark_node.
Handle re-entrancy.
(gen_type_die_with_usage): Handle variable-length types.
Remove duplicate code for ARRAY_TYPE case.
(process_scope_var): Only process imported modules during early
dwarf.
(dwarf2out_early_global_decl): New.
(dwarf2out_late_global_decl): Rename from dwarf2out_global_decl.
(dwarf2out_type_decl): Set early_dwarf while calling
dwarf2out_decl.
(dwarf2out_decl): Verify that we did not recreate a previously
generated DIE.
Do not return on DECL_EXTERNALs in VAR_DECLs.
Abstract some code to local_function_static.
(lookup_filename): Remove use of file_table_last_lookup.
Gracefully exit on missing file_name.
(dwarf2out_finish): Verify limbo list.
Remove deferred_locations_list use.
Move deferred_asm_name and limbo flushing to...
(dwarf2out_early_finish): ...here. New.
(dwarf2out_c_finalize): Remove set of deferred_location_list,
deferred_asm_name, and file_table_last_lookup.
* cgraph.h (referred_to_p): Add default argument.
* cgraphunit.c (referred_to_p): Add and handle include_self
argument.
(analyze_functions): Add first_time argument.
Call check_global_declaration for all symbols.
Call late_global_decl for nodes for moribund nodes.
(finalize_compilation_unit): Add new argument to
analyze_functions.
Call early_global_decl for functions.
Call early_finish debug hook.
* dbxout.c (dbxout_early_global_decl): New.
(dbxout_late_global_decl): New. Adapted from dbxout_global_decl.
(dbx_debug_hooks): Add new hooks.
(xcoff_debug_hooks): Same.
* debug.c (do_nothing_debug_hooks): Add early_finish field.
Add early and late debug hooks.
Remove global_decl hook.
* debug.h (struct gcc_debug_hooks): Add early_finish,
early_global_decl, and late_global_decl fields.
Remove global_decl field.
Document gcc_debug_hooks.
* gengtype.c (output_typename): Remove.
* godump.c (go_early_global_decl): New.
(go_late_global_decl): New.
(go_global_decl): Remove.
(dump_go_spec_init): Remove global_decl. Add
{early,late}_global_decl.
* langhooks-def.h (LANG_HOOKS_WRITE_GLOBALS): Remove.
(LANG_HOOKS_POST_COMPILATION_PARSING_CLEANUPS): New.
* langhooks.c (lhd_warn_unused_global_decl): Adjust comment.
(write_global_declarations): Remove.
(global_decl_processing): New.
* langhooks.h (struct lang_hooks_for_decls): Remove
final_write_globals field.
Add post_compilation_parsing_cleanups field.
* passes.c (rest_of_decl_compilation): Call early_global_decl.
* sdbout.c: Add early and late_global_decl hooks. Remove
sdbout_global_decl hook.
Add early_finish field for sdb_debug_hooks.
(sdbout_global_decl): Remove.
(sdbout_early_global_decl): New.
(sdbout_late_global_decl): New.
* timevar.def (TV_PHASE_LATE_PARSING_CLEANUPS): New.
* toplev.c (check_global_declaration): Rename from
check_global_declaration_1.
Adapt to use symtab infrastructure.
(check_global_declarations): Remove.
(emit_debug_global_declarations): Remove.
(compile_file): Remove call to final_write_globals langhook.
Run the actual compilation process.
Perform any post compilation parser cleanups.
Generate late debug info.
* toplev.h (check_global_declaration): New.
(check_global_declaration_1): Remove.
(check_global_declarations): Remove.
(write_global_declarations): Remove.
(emit_debug_global_declarations): Remove.
(global_decl_processing): New.
* tree-core.h (struct tree_block): Add DIE field.
* tree.h (BLOCK_DIE): New.
* vmsdbgout.c (vmsdbgout_global_decl): Remove function and its use
throughout.
(vmsdbgout_early_global_decl): New.
(vmsdbgout_late_global_decl): New.
Add early_finish debug hook field to vmsdbg_debug_hooks.
Remove vmsdbgout_decl to vmsdbgout_function_decl.
Add early and late_global_decl debug hooks.
From-SVN: r224161
Diffstat (limited to 'gcc/langhooks.c')
-rw-r--r-- | gcc/langhooks.c | 26 |
1 files changed, 9 insertions, 17 deletions
diff --git a/gcc/langhooks.c b/gcc/langhooks.c index a6824d3..a1fe995 100644 --- a/gcc/langhooks.c +++ b/gcc/langhooks.c @@ -136,12 +136,12 @@ lhd_print_tree_nothing (FILE * ARG_UNUSED (file), { } -/* Called from check_global_declarations. */ +/* Called from check_global_declaration. */ bool lhd_warn_unused_global_decl (const_tree decl) { - /* This is what used to exist in check_global_declarations. Probably + /* This is what used to exist in check_global_declaration. Probably not many of these actually apply to non-C languages. */ if (TREE_CODE (decl) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (decl)) @@ -308,14 +308,17 @@ lhd_decl_ok_for_sibcall (const_tree decl ATTRIBUTE_UNUSED) return true; } -/* lang_hooks.decls.final_write_globals: perform final processing on - global variables. */ +/* Generic global declaration processing. This is meant to be called + by the front-ends at the end of parsing. C/C++ do their own thing, + but other front-ends may call this. */ + void -write_global_declarations (void) +global_decl_processing (void) { tree globals, decl, *vec; int len, i; + timevar_stop (TV_PHASE_PARSING); timevar_start (TV_PHASE_DEFERRED); /* Really define vars that have had only a tentative definition. Really output inline functions that must actually be callable @@ -332,20 +335,9 @@ write_global_declarations (void) vec[len - i - 1] = decl; wrapup_global_declarations (vec, len); - check_global_declarations (vec, len); timevar_stop (TV_PHASE_DEFERRED); - timevar_start (TV_PHASE_OPT_GEN); - /* This lang hook is dual-purposed, and also finalizes the - compilation unit. */ - symtab->finalize_compilation_unit (); - timevar_stop (TV_PHASE_OPT_GEN); - - timevar_start (TV_PHASE_DBGINFO); - emit_debug_global_declarations (vec, len); - timevar_stop (TV_PHASE_DBGINFO); - - /* Clean up. */ + timevar_start (TV_PHASE_PARSING); free (vec); } |