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| author | Jan Hubicka <hubicka@ucw.cz> | 2015-03-04 21:28:08 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2015-03-04 20:28:08 +0000 |
| commit | a6a543bfa860d89ca4fb5734233ede5796b10103 (patch) | |
| tree | 2724c9b62285c2c1dc7ecae0dea0d9cc465c8847 /gcc/ipa-inline-transform.c | |
| parent | d720e658eba57e78e8493d9126921bd4f07130b0 (diff) | |
| download | gcc-a6a543bfa860d89ca4fb5734233ede5796b10103.zip gcc-a6a543bfa860d89ca4fb5734233ede5796b10103.tar.gz gcc-a6a543bfa860d89ca4fb5734233ede5796b10103.tar.bz2 | |
cgraph.c (cgraph_node::can_remove_if_no_direct_calls_p): Rewrite for correct comdat handling.
* cgraph.c (cgraph_node::can_remove_if_no_direct_calls_p): Rewrite
for correct comdat handling.
(cgraph_node::will_be_removed_from_program_if_no_direct_calls_p):
Likewise.
* cgraph.h (call_for_symbol_and_aliases): Fix formating.
(used_from_object_file_p_worker): Remove.
(cgraph_node::only_called_directly_or_alised): Add
used_from_object_file_p.
* ipa-inline-analysis.c (growth_likely_positive): Optimie.
* ipa-inline-transform.c (can_remove_node_now_p_1): Use
can_remove_if_no_direct_calls_and_refs_p.
From-SVN: r221193
Diffstat (limited to 'gcc/ipa-inline-transform.c')
| -rw-r--r-- | gcc/ipa-inline-transform.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/gcc/ipa-inline-transform.c b/gcc/ipa-inline-transform.c index 38a98db..43bb41f 100644 --- a/gcc/ipa-inline-transform.c +++ b/gcc/ipa-inline-transform.c @@ -112,9 +112,12 @@ can_remove_node_now_p_1 (struct cgraph_node *node, struct cgraph_edge *e) } /* FIXME: When address is taken of DECL_EXTERNAL function we still can remove its offline copy, but we would need to keep unanalyzed node in - the callgraph so references can point to it. */ + the callgraph so references can point to it. + + Also for comdat group we can ignore references inside a group as we + want to prove the group as a whole to be dead. */ return (!node->address_taken - && node->can_remove_if_no_direct_calls_p () + && node->can_remove_if_no_direct_calls_and_refs_p () /* Inlining might enable more devirtualizing, so we want to remove those only after all devirtualizable virtual calls are processed. Lacking may edges in callgraph we just preserve them post |