diff options
Diffstat (limited to 'gcc/gimple.c')
| -rw-r--r-- | gcc/gimple.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/gimple.c b/gcc/gimple.c index 22dd641..76768c1 100644 --- a/gcc/gimple.c +++ b/gcc/gimple.c @@ -1647,6 +1647,33 @@ gimple_call_retslot_flags (const gcall *stmt) return flags; } +/* Detects argument flags for static chain on call STMT. */ + +int +gimple_call_static_chain_flags (const gcall *stmt) +{ + int flags = 0; + + tree callee = gimple_call_fndecl (stmt); + if (callee) + { + cgraph_node *node = cgraph_node::get (callee); + modref_summary *summary = node ? get_modref_function_summary (node) + : NULL; + + if (summary) + { + int modref_flags = summary->static_chain_flags; + + /* We have possibly optimized out load. Be conservative here. */ + gcc_checking_assert (node->binds_to_current_def_p ()); + if (dbg_cnt (ipa_mod_ref_pta)) + flags |= modref_flags; + } + } + return flags; +} + /* Detects return flags for the call STMT. */ int |