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authorDiego Novillo <dnovillo@gcc.gnu.org>2009-09-03 00:07:12 -0400
committerDiego Novillo <dnovillo@gcc.gnu.org>2009-09-03 00:07:12 -0400
commit4537ec0c8652889bc6decbcf5647f889d2a14733 (patch)
tree1a56a7d77636c5b967ccca276324809f1b6251a7 /gcc/cgraphunit.c
parente25ea117b5a436eac4112d495a413b906f6bca8f (diff)
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[multiple changes]
2009-09-01 Diego Novillo <dnovillo@google.com> * c-lang.c (lang_hooks): Remove const qualifier. java/ChangeLog * lang.c (lang_hooks): Remove const qualifier. objc/ChangeLog * objc-lang.c (lang_hooks): Remove const qualifier. objcp/ChangeLog * objcp-lang.c (lang_hooks): Remove const qualifier. ada/ChangeLog * gcc-interface/misc.c (lang_hooks): Remove const qualifier. fortran/ChangeLog * f95-lang.c (lang_hooks): Remove const qualifier. cp/ChangeLog * cp-lang.c (lang_hooks): Remove const qualifier. 2009-09-01 Diego Novillo <dnovillo@google.com> * cgraph.c (cgraph_node_for_decl): New. * cgraph.h (cgraph_node_for_decl): Declare. * tree.c (host_integerp): Return 0 if T is NULL. 2009-09-01 Diego Novillo <dnovillo@google.com> * tree.h (struct alias_pair): Move from varasm.c. (alias_pairs): Likewise. (TYPE_MAXVAL): Define. (TYPE_MINVAL): Define. (iterative_hash_host_wide_int): Declare. (remove_unreachable_alias_pairs): Declare. * tree-pass.h (pass_ipa_free_lang_data): Declare. * diagnostic.c (default_diagnostic_starter): Make extern. (default_diagnostic_finalizer): Make extern. * diagnostic.h (default_diagnostic_starter): Declare. (default_diagnostic_finalizer): Declare. (default_tree_printer): Declare. * toplev.c (default_tree_printer): Make extern. 2009-09-01 Richard Guenther <rguenther@suse.de> Diego Novillo <dnovillo@google.com> * cgraph.c (cgraph_add_new_function): Remove gimplification. * cgraphunit.c (cgraph_expand_function): Do not emit associated thunks from here. (cgraph_emit_thunks): New. (cgraph_optimize): Call it. Return if any IPA pass finds an error. * varasm.c (finish_aliases_1): Ignore errorneous aliases used by thunks. 2009-09-01 Simon Baldwin <simonb@google.com> Rafael Espindola <espindola@google.com> Richard Guenther <rguenther@suse.de> Doug Kwan <dougkwan@google.com> Diego Novillo <dnovillo@google.com> * tree.c: Include tree-pass.h, langhooks-def.h, diagnostic.h, cgraph.h, timevar.h, except.h and debug.h. (free_lang_data_in_type): New. (need_assembler_name_p): New. (free_lang_data_in_block): New. (free_lang_data_in_decl): New. (struct free_lang_data_d): New. (add_tree_to_fld_list): New. (find_decls_types_r): New. (get_eh_types_for_runtime): New. (find_decls_types_in_eh_region): New. (find_decls_types_in_node): New. (find_decls_types_in_var): New. (free_lang_data_in_cgraph): New. (free_lang_data): New. (gate_free_lang_data): New. (pass_ipa_free_lang_data): New. 2009-09-01 Diego Novillo <dnovillo@google.com> * timevar.def (TV_IPA_FREE_LANG_DATA): Define. * langhooks.h (struct lang_hooks): Add field free_lang_data. (lang_hooks): Remove const qualifier. * ipa.c (cgraph_remove_unreachable_nodes): Call remove_unreachable_alias_pairs. * except.c (add_type_for_runtime): Check if TYPE has already been converted. (lookup_type_for_runtime): Likewise. (check_handled): Handle converted types. * varasm.c (remove_unreachable_alias_pairs): New. * gimple.c: Include demangle.h. (gimple_decl_printable_name): New. (gimple_fold_obj_type_ref): New. * gimple.h (gimple_decl_printable_name): Declare. (gimple_fold_obj_type_ref): Declare. * passes.c (init_optimization_passes): Add pass pass_ipa_free_lang_data. * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define. (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA. testsuite/ChangeLog 2009-09-01 Diego Novillo <dnovillo@google.com> * gcc.dg/gomp/combined-1.c: Adjust expected pattern. * g++.dg/tree-prof/inline_mismatch_args.C: Likewise. * g++.dg/warn/unit-1.C: Likewise. * g++.dg/ipa/iinline-1.C: Likewise. * g++.dg/template/cond2.C: Adjust expected line location for the error. * g++.dg/template/pr35240.C: Likewise. cp/ChangeLog 2009-09-01 Doug Kwan <dougkwan@google.com> * tree.c (cp_fix_function_decl_p): New. (cp_free_lang_data): New. 2009-09-01 Diego Novillo <dnovillo@google.com> * Make-lang.in (decl2.o): Add dependency on $(POINTER_SET_H). * decl2.c: Include pointer-set.h. (collect_candidates_for_java_method_aliases): New. (cp_write_global_declarations): Call it. Add local variable CANDIDATES. If set, call build_java_method_aliases. (build_java_method_aliases): Add argument CANDIDATES. Use it to determine if FNDECL should get a hidden alias. * cp-objcp-common.h (LANG_HOOKS_FREE_LANG_DATA): Define. * cp-tree.h (cp_free_lang_data): Declare. 2009-09-03 Richard Guenther <rguenther@suse.de> * method.c (use_thunk): Use cgraph_finalize_function to hand off thunks to the cgraph. * semantics.c (emit_associated_thunks): Do not emit thunks for really extern functions. From-SVN: r151360
Diffstat (limited to 'gcc/cgraphunit.c')
-rw-r--r--gcc/cgraphunit.c41
1 files changed, 38 insertions, 3 deletions
diff --git a/gcc/cgraphunit.c b/gcc/cgraphunit.c
index eb7de10..1505b56 100644
--- a/gcc/cgraphunit.c
+++ b/gcc/cgraphunit.c
@@ -1108,9 +1108,6 @@ cgraph_expand_function (struct cgraph_node *node)
gcc_assert (node->lowered);
/* Generate RTL for the body of DECL. */
- if (lang_hooks.callgraph.emit_associated_thunks
- && node->finalized_by_frontend)
- lang_hooks.callgraph.emit_associated_thunks (decl);
tree_rest_of_compilation (decl);
/* Make sure that BE didn't give up on compiling. */
@@ -1324,6 +1321,30 @@ ipa_passes (void)
bitmap_obstack_release (NULL);
}
+
+/* Emit thunks for every node in the cgraph.
+ FIXME: We really ought to emit thunks only for functions that are needed. */
+
+static void
+cgraph_emit_thunks (void)
+{
+ struct cgraph_node *n;
+
+ for (n = cgraph_nodes; n; n = n->next)
+ {
+ /* Only emit thunks on functions defined in this TU.
+ Note that this may emit more thunks than strictly necessary.
+ During optimization some nodes may disappear. It would be
+ nice to only emit thunks only for the functions that will be
+ emitted, but we cannot know that until the inliner and other
+ IPA passes have run (see the sequencing of the call to
+ cgraph_mark_functions_to_output in cgraph_optimize). */
+ if (!DECL_EXTERNAL (n->decl))
+ lang_hooks.callgraph.emit_associated_thunks (n->decl);
+ }
+}
+
+
/* Perform simple optimizations based on callgraph. */
static void
@@ -1336,6 +1357,14 @@ cgraph_optimize (void)
verify_cgraph ();
#endif
+ /* Emit thunks, if needed. */
+ if (lang_hooks.callgraph.emit_associated_thunks)
+ {
+ cgraph_emit_thunks ();
+ if (errorcount || sorrycount)
+ return;
+ }
+
/* Call functions declared with the "constructor" or "destructor"
attribute. */
cgraph_build_cdtor_fns ();
@@ -1359,6 +1388,10 @@ cgraph_optimize (void)
if (errorcount == 0 && sorrycount == 0)
ipa_passes ();
+ /* Do nothing else if any IPA pass found errors. */
+ if (errorcount || sorrycount)
+ return;
+
/* This pass remove bodies of extern inline functions we never inlined.
Do this later so other IPA passes see what is really going on. */
cgraph_remove_unreachable_nodes (false, dump_file);
@@ -1428,6 +1461,8 @@ cgraph_optimize (void)
}
#endif
}
+
+
/* Generate and emit a static constructor or destructor. WHICH must
be one of 'I' (for a constructor) or 'D' (for a destructor). BODY
is a STATEMENT_LIST containing GENERIC statements. PRIORITY is the