Merge debug-early branch into mainline.
authorAldy Hernandez <aldyh@redhat.com>
Fri, 5 Jun 2015 18:44:53 +0000 (18:44 +0000)
committerAldy Hernandez <aldyh@gcc.gnu.org>
Fri, 5 Jun 2015 18:44:53 +0000 (18:44 +0000)
commitd7438551ff5ffa0afeca2aa3efd13035b26bee34
tree906774b04a2315e6e0109ec866407a4b6ee1195f
parent46ba128114d3fd892b94c3767fb7a681088c7d79
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
70 files changed:
gcc/ChangeLog
gcc/ada/ChangeLog
gcc/ada/gcc-interface/decl.c
gcc/ada/gcc-interface/gigi.h
gcc/ada/gcc-interface/misc.c
gcc/ada/gcc-interface/utils.c
gcc/c-family/ChangeLog
gcc/c-family/c-common.h
gcc/c-family/c-opts.c
gcc/c/ChangeLog
gcc/c/c-decl.c
gcc/c/c-objc-common.c
gcc/c/c-objc-common.h
gcc/c/c-tree.h
gcc/cgraph.h
gcc/cgraphunit.c
gcc/cp/ChangeLog
gcc/cp/cp-objcp-common.c
gcc/cp/cp-objcp-common.h
gcc/cp/cp-tree.h
gcc/cp/decl.c
gcc/cp/decl2.c
gcc/cp/name-lookup.c
gcc/dbxout.c
gcc/debug.c
gcc/debug.h
gcc/dwarf2out.c
gcc/fortran/ChangeLog
gcc/fortran/f95-lang.c
gcc/fortran/trans-decl.c
gcc/gengtype.c
gcc/go/ChangeLog
gcc/go/go-gcc.cc
gcc/go/go-lang.c
gcc/godump.c
gcc/java/ChangeLog
gcc/java/class.c
gcc/java/decl.c
gcc/java/java-tree.h
gcc/java/jcf-parse.c
gcc/java/lang.c
gcc/langhooks-def.h
gcc/langhooks.c
gcc/langhooks.h
gcc/lto/ChangeLog
gcc/lto/lto-lang.c
gcc/objc/ChangeLog
gcc/objc/objc-act.c
gcc/objc/objc-gnu-runtime-abi-01.c
gcc/passes.c
gcc/sdbout.c
gcc/testsuite/ChangeLog
gcc/testsuite/g++.dg/cpp0x/pr57101.C
gcc/testsuite/g++.dg/debug/dwarf2/auto1.C
gcc/testsuite/g++.dg/debug/dwarf2/dwarf4-typedef.C
gcc/testsuite/g++.dg/ext/visibility/anon7.C
gcc/testsuite/g++.dg/ipa/pr63587-2.C
gcc/testsuite/g++.dg/lto/pr65549_0.C
gcc/testsuite/g++.dg/opt/dump1.C
gcc/testsuite/g++.dg/opt/pr59622-3.C
gcc/testsuite/g++.dg/opt/pr59622.C
gcc/testsuite/g++.dg/torture/pr46383.C
gcc/testsuite/gcc.dg/dfp/pragma-float-const-decimal64-8.c
gcc/testsuite/gfortran.dg/intent_out_8.f90
gcc/testsuite/gfortran.dg/warn_target_lifetime_3.f90
gcc/timevar.def
gcc/toplev.c
gcc/toplev.h
gcc/tree-switch-conversion.c
gcc/vmsdbgout.c