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authorJan Hubicka <jh@suse.cz>2021-11-18 18:42:35 +0100
committerJan Hubicka <jh@suse.cz>2021-11-18 18:42:35 +0100
commit75ac95f6647367783c4d65f6f686867ca425cb61 (patch)
tree36c8c6e5f54c9e2fff395cf1a072416ac33b9fcc /libobjc
parentc331a75d49b6043399f5ccce72a02ccf3b0ddc56 (diff)
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Turn -fsemantic-interposition to optimization flag
Turn flag_semantic_interposition to optimization option so it can be enabled with per-function granuality. This is done by adding the flag among visibility flags into the symbol table. gcc/ChangeLog: 2021-11-18 Jan Hubicka <hubicka@ucw.cz> * cgraph.c (cgraph_node::get_availability): Update call of decl_replaceable_p. (cgraph_node::verify_node): Verify that semantic_interposition flag is set correclty. * cgraph.h: (symtab_node): Add semantic_interposition flag. * cgraphclones.c (set_new_clone_decl_and_node_flags): Clear semantic_interposition flag. * cgraphunit.c (cgraph_node::finalize_function): Set semantic_interposition flag. (cgraph_node::add_new_function): Likewise. (varpool_node::finalize_decl): Likewise. (cgraph_node::create_wrapper): Likewise. * common.opt (fsemantic-interposition): Turn to optimization node. * lto-cgraph.c (lto_output_node): Stream semantic_interposition. (lto_output_varpool_node): Likewise. (input_overwrite_node): Likewise. (input_varpool_node): Likewise. * symtab.c (symtab_node::dump_base): Dump new flag. * varasm.c (decl_replaceable_p): Add semantic_interposition_p parameter. * varasm.h (decl_replaceable_p): Update declaration. * varpool.c (varpool_node::ctor_useable_for_folding_p): Use semantic_interposition flag. (varpool_node::get_availability): Likewise. (varpool_node::create_alias): Copy semantic_interposition flag. gcc/cp/ChangeLog: 2021-11-18 Jan Hubicka <hubicka@ucw.cz> * decl.c (finish_function): Update use of decl_replaceable_p. gcc/lto/ChangeLog: 2021-11-18 Jan Hubicka <hubicka@ucw.cz> * lto-partition.c (promote_symbol): Clear semantic_interposition flag. gcc/testsuite/ChangeLog: 2021-11-18 Jan Hubicka <hubicka@ucw.cz> * gcc.dg/lto/semantic-interposition-1_0.c: New test. * gcc.dg/lto/semantic-interposition-1_1.c: New test.
Diffstat (limited to 'libobjc')
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