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ipa-utils.c (ipa_merge_profiles): Merge profile_id.

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* ipa-utils.c (ipa_merge_profiles): Merge profile_id.
	* coverage.c (coverage_compute_profile_id): Handle externally visible
	symbols.

	* lto/lto-symtab.c (lto_cgraph_replace_node): Don't re-merge
	tp_first_run.

From-SVN: r209387
This commit is contained in:
Jan Hubicka 2014-04-14 19:18:54 +02:00 committed by Jan Hubicka
parent 7b3b340eaf
commit cb90235dad
5 changed files with 41 additions and 17 deletions
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6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2014-04-14 Jan Hubicka <hubicka@ucw.cz>
* ipa-utils.c (ipa_merge_profiles): Merge profile_id.
* coverage.c (coverage_compute_profile_id): Handle externally visible
symbols.
2014-04-14 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (ipa_sra_preliminary_function_checks): Skip

33
gcc/coverage.c
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@ -555,18 +555,29 @@ coverage_compute_lineno_checksum (void)
unsigned
coverage_compute_profile_id (struct cgraph_node *n)
{
expanded_location xloc
= expand_location (DECL_SOURCE_LOCATION (n->decl));
unsigned chksum = xloc.line;
unsigned chksum;
chksum = coverage_checksum_string (chksum, xloc.file);
chksum = coverage_checksum_string
(chksum, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (n->decl)));
if (first_global_object_name)
chksum = coverage_checksum_string
(chksum, first_global_object_name);
chksum = coverage_checksum_string
(chksum, aux_base_name);
/* Externally visible symbols have unique name. */
if (TREE_PUBLIC (n->decl) || DECL_EXTERNAL (n->decl))
{
chksum = coverage_checksum_string
(0, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (n->decl)));
}
else
{
expanded_location xloc
= expand_location (DECL_SOURCE_LOCATION (n->decl));
chksum = xloc.line;
chksum = coverage_checksum_string (chksum, xloc.file);
chksum = coverage_checksum_string
(chksum, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (n->decl)));
if (first_global_object_name)
chksum = coverage_checksum_string
(chksum, first_global_object_name);
chksum = coverage_checksum_string
(chksum, aux_base_name);
}
/* Non-negative integers are hopefully small enough to fit in all targets. */
return chksum & 0x7fffffff;

8
gcc/ipa-utils.c
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@ -660,6 +660,14 @@ ipa_merge_profiles (struct cgraph_node *dst,
if (dst->tp_first_run > src->tp_first_run && src->tp_first_run)
dst->tp_first_run = src->tp_first_run;
if (src->profile_id)
{
if (!dst->profile_id)
dst->profile_id = src->profile_id;
else
gcc_assert (src->profile_id == dst->profile_id);
}
if (!dst->count)
return;
if (cgraph_dump_file)

5
gcc/lto/ChangeLog
View File

@ -1,3 +1,8 @@
2014-04-14 Jan Hubicka <hubicka@ucw.cz>
* lto/lto-symtab.c (lto_cgraph_replace_node): Don't re-merge
tp_first_run.
2014-03-19 Jan Hubicka <hubicka@ucw.cz>
* lto.c: Include ipa-inline.h

6
gcc/lto/lto-symtab.c
View File

@ -91,12 +91,6 @@ lto_cgraph_replace_node (struct cgraph_node *node,
if (node->decl != prevailing_node->decl)
cgraph_release_function_body (node);
/* Time profile merging */
if (node->tp_first_run)
prevailing_node->tp_first_run = prevailing_node->tp_first_run ?
MIN (prevailing_node->tp_first_run, node->tp_first_run) :
node->tp_first_run;
/* Finally remove the replaced node. */
cgraph_remove_node (node);
}