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| author | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-06-09 18:36:50 +0000 |
|---|---|---|
| committer | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-06-09 18:36:50 +0000 |
| commit | 642860fc678eab4c994cee6f682d2bfa4bc18aeb (patch) | |
| tree | 20113d73599fd0ff67d931b5c31ceee4a1749191 /gcc/calls.c | |
| parent | 23653b72c843a68f7e71f1dfd2d7bbcfd854195a (diff) | |
| download | gcc-642860fc678eab4c994cee6f682d2bfa4bc18aeb.tar.gz | |
* builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
* builtins.def (abort, trap, unreachable): Declare cold.
* calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
* tree-core.h (ECF_COLD): New.
* tree.c (set_call_expr_flags): Handle ECF_COLD.
(build_common_builtin_nodes): Mark unreachable and abort as cold.
* class.c (build_vtbl_initializer): Mark dvirt_fn as cold.
* decl.c (cxx_init_decl_processing, push_throw_library_fn): Likewise.
(excpet.c): Mark terminate as cold.
* gcc.dg/predict-14.c: Avoid cold function detection.
* gcc.target/i386/umod-3.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@249070 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/calls.c')
| -rw-r--r-- | gcc/calls.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/calls.c b/gcc/calls.c index 91a4466b00b..8a23b50fc66 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -821,6 +821,8 @@ flags_from_decl_or_type (const_tree exp) flags |= ECF_NOVOPS; if (lookup_attribute ("leaf", DECL_ATTRIBUTES (exp))) flags |= ECF_LEAF; + if (lookup_attribute ("cold", DECL_ATTRIBUTES (exp))) + flags |= ECF_COLD; if (TREE_NOTHROW (exp)) flags |= ECF_NOTHROW; |