diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-04-12 15:20:48 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-04-12 15:20:48 +0000 |
| commit | cb24521686308314fadcd96cdfd23858aa19aa95 (patch) | |
| tree | a5f4bc000b917f934f12c45b1b6e764ac0256de6 /gcc/gimple.c | |
| parent | d160af417cc4bcaec9f15e6a21e566cfe106f7c8 (diff) | |
| download | gcc-cb24521686308314fadcd96cdfd23858aa19aa95.tar.gz | |
2010-04-12 Richard Guenther <rguenther@suse.de>
* gsstruct.def (GSS_CALL): New.
* gimple.def (GIMPLE_CALL): Change to GSS_CALL.
* gimple.h: Include tree-ssa-alias.h.
(struct gimple_statement_call): New.
(union gimple_statement_struct_d): Add gimple_call member.
(gimple_call_reset_alias_info): Declare.
(gimple_call_use_set): New function.
(gimple_call_clobber_set): Likewise.
* Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
* gimple.c (gimple_call_reset_alias_info): New function.
(gimple_build_call_1): Call it.
* lto-streamer-in.c (input_gimple_stmt): Likewise.
* tree-inline.c (remap_gimple_stmt): Likewise.
(expand_call_inline): Remove callused handling.
* cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
* tree-dfa.c (dump_variable): Likewise.
* tree-parloops.c (parallelize_loops): Likewise.
* tree-ssa.c (init_tree_ssa): Likewise.
(delete_tree_ssa): Likewise.
* tree-flow-inline.h (is_call_used): Remove.
* tree-flow.h (struct gimple_df): Remove callused member.
* tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
* tree-ssa-alias.c (dump_alias_info): Remove callused handling.
(ref_maybe_used_by_call_p_1): Simplify.
(call_may_clobber_ref_p_1): Likewise.
* tree-ssa-structalias.c (compute_points_to_sets): Set
the call stmt used and clobbered sets.
* tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
(find_tail_calls): Verify the tail call.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158226 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/gimple.c')
| -rw-r--r-- | gcc/gimple.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/gimple.c b/gcc/gimple.c index ae0be4e86bc..ce1f75a884e 100644 --- a/gcc/gimple.c +++ b/gcc/gimple.c @@ -198,6 +198,21 @@ gimple_build_return (tree retval) return s; } +/* Reset alias information on call S. */ + +void +gimple_call_reset_alias_info (gimple s) +{ + if (gimple_call_flags (s) & ECF_CONST) + memset (gimple_call_use_set (s), 0, sizeof (struct pt_solution)); + else + pt_solution_reset (gimple_call_use_set (s)); + if (gimple_call_flags (s) & (ECF_CONST|ECF_PURE|ECF_NOVOPS)) + memset (gimple_call_clobber_set (s), 0, sizeof (struct pt_solution)); + else + pt_solution_reset (gimple_call_clobber_set (s)); +} + /* Helper for gimple_build_call, gimple_build_call_vec and gimple_build_call_from_tree. Build the basic components of a GIMPLE_CALL statement to function FN with NARGS arguments. */ @@ -209,6 +224,7 @@ gimple_build_call_1 (tree fn, unsigned nargs) if (TREE_CODE (fn) == FUNCTION_DECL) fn = build_fold_addr_expr (fn); gimple_set_op (s, 1, fn); + gimple_call_reset_alias_info (s); return s; } |