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| author | Martin Jambor <mjambor@suse.cz> | 2014-09-24 19:49:16 +0200 |
|---|---|---|
| committer | Martin Jambor <jamborm@gcc.gnu.org> | 2014-09-24 19:49:16 +0200 |
| commit | 6fe459553452ee75e87959331db336a1152d9451 (patch) | |
| tree | b6abdcd3710028720493065617289daeca06dfb8 /gcc | |
| parent | 083e891e69429f93b958f6c18e2d52f515bae572 (diff) | |
| download | gcc-6fe459553452ee75e87959331db336a1152d9451.zip gcc-6fe459553452ee75e87959331db336a1152d9451.tar.gz gcc-6fe459553452ee75e87959331db336a1152d9451.tar.bz2 | |
ipa-prop.c (ipa_edge_duplication_hook): Update controlled_use_count when duplicating a PASS_THROUGH jump function when...
2014-09-24 Martin Jambor <mjambor@suse.cz>
* ipa-prop.c (ipa_edge_duplication_hook): Update controlled_use_count
when duplicating a PASS_THROUGH jump function when creating a
speculative edge.
From-SVN: r215560
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/ipa-prop.c | 15 |
2 files changed, 21 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 30f713c..1755c0f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2014-09-24 Martin Jambor <mjambor@suse.cz> + + * ipa-prop.c (ipa_edge_duplication_hook): Update controlled_use_count + when duplicating a PASS_THROUGH jump function when creating a + speculative edge. + 2014-09-24 Marek Polacek <polacek@redhat.com> PR c/61405 diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c index d790e44..9c7aaf7 100644 --- a/gcc/ipa-prop.c +++ b/gcc/ipa-prop.c @@ -3640,6 +3640,21 @@ ipa_edge_duplication_hook (struct cgraph_edge *src, struct cgraph_edge *dst, dst_jf->value.constant.rdesc = dst_rdesc; } } + else if (dst_jf->type == IPA_JF_PASS_THROUGH + && src->caller == dst->caller) + { + struct cgraph_node *inline_root = dst->caller->global.inlined_to + ? dst->caller->global.inlined_to : dst->caller; + struct ipa_node_params *root_info = IPA_NODE_REF (inline_root); + int idx = ipa_get_jf_pass_through_formal_id (dst_jf); + + int c = ipa_get_controlled_uses (root_info, idx); + if (c != IPA_UNDESCRIBED_USE) + { + c++; + ipa_set_controlled_uses (root_info, idx, c); + } + } } } |