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cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.

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* cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
	(cgraph_analyze_function): break out from ...
	(cgraph_finalize_compilation_unit): ... here.
	(cgraph_expand_function): Remove forgoten commented out line.
	(cgraph_optimize): Analyze functions.

From-SVN: r120577
This commit is contained in:
Jan Hubicka 2007-01-08 12:18:40 +01:00 committed by Jan Hubicka
parent f4b3ca7277
commit 151e6f2437
2 changed files with 47 additions and 26 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2007-01-08 Jan Hubicka <jh@suse.cz>
* cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
(cgraph_analyze_function): break out from ...
(cgraph_finalize_compilation_unit): ... here.
(cgraph_expand_function): Remove forgoten commented out line.
(cgraph_optimize): Analyze functions.
2007-01-08 Jan Hubicka <jh@suse.cz>
* tree-pas.h (TODO_remove_function): New flag.

65
gcc/cgraphunit.c
View File

@ -279,6 +279,7 @@ cgraph_process_new_functions (void)
it into reachable functions list. */
node->next_needed = NULL;
node->needed = node->reachable = false;
cgraph_finalize_function (fndecl, false);
cgraph_mark_reachable_node (node);
output = true;
@ -780,38 +781,21 @@ process_function_and_variable_attributes (struct cgraph_node *first,
}
}
/* Analyze the whole compilation unit once it is parsed completely. */
/* Process CGRAPH_NODES_NEEDED queue, analyze each function (and transitively
each reachable functions) and build cgraph.
The function can be called multiple times after inserting new nodes
into beggining of queue. Just the new part of queue is re-scanned then. */
void
cgraph_finalize_compilation_unit (void)
static void
cgraph_analyze_functions (void)
{
struct cgraph_node *node, *next;
/* Keep track of already processed nodes when called multiple times for
intermodule optimization. */
static struct cgraph_node *first_analyzed;
struct cgraph_node *first_processed = first_analyzed;
static struct varpool_node *first_analyzed_var;
struct cgraph_node *node, *next;
if (errorcount || sorrycount)
return;
finish_aliases_1 ();
if (!flag_unit_at_a_time)
{
cgraph_output_pending_asms ();
cgraph_assemble_pending_functions ();
varpool_output_debug_info ();
return;
}
if (!quiet_flag)
{
fprintf (stderr, "\nAnalyzing compilation unit\n");
fflush (stderr);
}
timevar_push (TV_CGRAPH);
process_function_and_variable_attributes (first_processed,
first_analyzed_var);
first_processed = cgraph_nodes;
@ -825,6 +809,7 @@ cgraph_finalize_compilation_unit (void)
fprintf (cgraph_dump_file, " %s", cgraph_node_name (node));
fprintf (cgraph_dump_file, "\n");
}
cgraph_process_new_functions ();
/* Propagate reachability flag and lower representation of all reachable
functions. In the future, lowering will introduce new functions and
@ -864,6 +849,7 @@ cgraph_finalize_compilation_unit (void)
first_processed = cgraph_nodes;
first_analyzed_var = varpool_nodes;
varpool_analyze_pending_decls ();
cgraph_process_new_functions ();
}
/* Collect entry points to the unit. */
@ -907,6 +893,34 @@ cgraph_finalize_compilation_unit (void)
}
first_analyzed = cgraph_nodes;
ggc_collect ();
}
/* Analyze the whole compilation unit once it is parsed completely. */
void
cgraph_finalize_compilation_unit (void)
{
if (errorcount || sorrycount)
return;
finish_aliases_1 ();
if (!flag_unit_at_a_time)
{
cgraph_output_pending_asms ();
cgraph_assemble_pending_functions ();
varpool_output_debug_info ();
return;
}
if (!quiet_flag)
{
fprintf (stderr, "\nAnalyzing compilation unit\n");
fflush (stderr);
}
timevar_push (TV_CGRAPH);
cgraph_analyze_functions ();
timevar_pop (TV_CGRAPH);
}
/* Figure out what functions we want to assemble. */
@ -970,7 +984,6 @@ cgraph_expand_function (struct cgraph_node *node)
announce_function (decl);
gcc_assert (node->lowered);
/*cgraph_lower_function (node);*/
/* Generate RTL for the body of DECL. */
lang_hooks.callgraph.expand_function (decl);
@ -1190,7 +1203,7 @@ cgraph_optimize (void)
/* Frontend may output common variables after the unit has been finalized.
It is safe to deal with them here as they are always zero initialized. */
varpool_analyze_pending_decls ();
cgraph_process_new_functions ();
cgraph_analyze_functions ();
timevar_push (TV_CGRAPHOPT);
if (pre_ipa_mem_report)