diff options
Diffstat (limited to 'gcc/cgraph.c')
| -rw-r--r-- | gcc/cgraph.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/gcc/cgraph.c b/gcc/cgraph.c index 4e4add8dd04..a05f76dffd3 100644 --- a/gcc/cgraph.c +++ b/gcc/cgraph.c @@ -113,8 +113,10 @@ struct cgraph_node *cgraph_nodes; /* Queue of cgraph nodes scheduled to be lowered. */ struct cgraph_node *cgraph_nodes_queue; -/* Queue of cgraph nodes scheduled to be analyzed. */ -struct cgraph_node *cgraph_analyze_queue; +/* Queue of cgraph nodes scheduled to be expanded. This is a + secondary queue used during optimization to accomodate passes that + may generate new functions that need to be optimized and expanded. */ +struct cgraph_node *cgraph_expand_queue; /* Number of nodes in existence. */ int cgraph_n_nodes; @@ -1095,19 +1097,23 @@ cgraph_variable_initializer_availability (struct cgraph_varpool_node *node) } -/* Add the function FNDECL to the call graph. This assumes that the - body of FNDECL is in GENERIC form and ready to be processed by - cgraph_finalize_function. */ +/* Add the function FNDECL to the call graph. FNDECL is assumed to be + in low GIMPLE form and ready to be processed by cgraph_finalize_function. + + When operating in unit-at-a-time, a new callgraph node is added to + CGRAPH_EXPAND_QUEUE, which is processed after all the original + functions in the call graph . + + When not in unit-at-a-time, the new callgraph node is added to + CGRAPH_NODES_QUEUE for cgraph_assemble_pending_functions to + process. */ void cgraph_add_new_function (tree fndecl) { - /* We're called while lowering another function. We can't do anything - at this time without recursing. Which would cause a GC at an - inappropriate time. */ struct cgraph_node *n = cgraph_node (fndecl); - n->next_needed = cgraph_analyze_queue; - cgraph_analyze_queue = n; + n->next_needed = cgraph_expand_queue; + cgraph_expand_queue = n; } #include "gt-cgraph.h" |