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-rw-r--r--gcc-4.9/gcc/tree-inline.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/tree-inline.c b/gcc-4.9/gcc/tree-inline.c
index beb65f0..624eca1 100644
--- a/gcc-4.9/gcc/tree-inline.c
+++ b/gcc-4.9/gcc/tree-inline.c
@@ -787,6 +787,24 @@ is_parm (tree decl)
return (TREE_CODE (decl) == PARM_DECL);
}
+/* Remap the dependence CLIQUE from the source to the destination function
+ as specified in ID. */
+
+static unsigned short
+remap_dependence_clique (copy_body_data *id, unsigned short clique)
+{
+ if (clique == 0)
+ return 0;
+ if (!id->dependence_map)
+ id->dependence_map = pointer_map_create ();
+ void **newc = pointer_map_contains (id->dependence_map,
+ (void *)(uintptr_t)clique);
+ if (!newc)
+ newc = pointer_map_insert (id->dependence_map,
+ (void *)(uintptr_t)++cfun->last_clique);
+ return (uintptr_t)*newc;
+}
+
/* Remap the GIMPLE operand pointed to by *TP. DATA is really a
'struct walk_stmt_info *'. DATA->INFO is a 'copy_body_data *'.
WALK_SUBTREES is used to indicate walk_gimple_op whether to keep
@@ -886,6 +904,12 @@ remap_gimple_op_r (tree *tp, int *walk_subtrees, void *data)
TREE_THIS_VOLATILE (*tp) = TREE_THIS_VOLATILE (old);
TREE_SIDE_EFFECTS (*tp) = TREE_SIDE_EFFECTS (old);
TREE_NO_WARNING (*tp) = TREE_NO_WARNING (old);
+ if (MR_DEPENDENCE_CLIQUE (old) != 0)
+ {
+ MR_DEPENDENCE_CLIQUE (*tp)
+ = remap_dependence_clique (id, MR_DEPENDENCE_CLIQUE (old));
+ MR_DEPENDENCE_BASE (*tp) = MR_DEPENDENCE_BASE (old);
+ }
/* We cannot propagate the TREE_THIS_NOTRAP flag if we have
remapped a parameter as the property might be valid only
for the parameter itself. */
@@ -1139,6 +1163,12 @@ copy_tree_body_r (tree *tp, int *walk_subtrees, void *data)
TREE_THIS_VOLATILE (*tp) = TREE_THIS_VOLATILE (old);
TREE_SIDE_EFFECTS (*tp) = TREE_SIDE_EFFECTS (old);
TREE_NO_WARNING (*tp) = TREE_NO_WARNING (old);
+ if (MR_DEPENDENCE_CLIQUE (old) != 0)
+ {
+ MR_DEPENDENCE_CLIQUE (*tp)
+ = remap_dependence_clique (id, MR_DEPENDENCE_CLIQUE (old));
+ MR_DEPENDENCE_BASE (*tp) = MR_DEPENDENCE_BASE (old);
+ }
/* We cannot propagate the TREE_THIS_NOTRAP flag if we have
remapped a parameter as the property might be valid only
for the parameter itself. */
@@ -2599,6 +2629,11 @@ copy_cfg_body (copy_body_data * id, gcov_type count, int frequency_scale,
pointer_map_destroy (id->eh_map);
id->eh_map = NULL;
}
+ if (id->dependence_map)
+ {
+ pointer_map_destroy (id->dependence_map);
+ id->dependence_map = NULL;
+ }
return new_fndecl;
}
@@ -4954,6 +4989,11 @@ copy_gimple_seq_and_replace_locals (gimple_seq seq)
pointer_map_destroy (id.decl_map);
if (id.debug_map)
pointer_map_destroy (id.debug_map);
+ if (id.dependence_map)
+ {
+ pointer_map_destroy (id.dependence_map);
+ id.dependence_map = NULL;
+ }
return copy;
}