Merge tree-ssa-20020619-branch into mainline.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@81764 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 130 insertions, 0 deletions

diff --git a/gcc/tree-pass.h b/gcc/tree-pass.h
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+/* Definitions for describing one tree-ssa optimization pass.
+   Copyright (C) 2004 Free Software Foundation, Inc.
+   Contributed by Richard Henderson <rth@redhat.com>
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+
+#ifndef GCC_TREE_PASS_H
+#define GCC_TREE_PASS_H 1
+
+/* Global variables used to communicate with passes.  */
+extern FILE *dump_file;
+extern int dump_flags;
+
+extern struct bitmap_head_def *vars_to_rename;
+
+/* Describe one pass.  */
+struct tree_opt_pass
+{
+  /* Terse name of the pass used as a fragment of the dump file name.  */
+  const char *name;
+
+  /* If non-null, this pass and all sub-passes are executed only if
+     the function returns true.  */
+  bool (*gate) (void);
+
+  /* This is the code to run.  If null, then there should be sub-passes
+     otherwise this pass does nothing.  */
+  void (*execute) (void);
+
+  /* A list of sub-passes to run, dependent on gate predicate.  */
+  struct tree_opt_pass *sub;
+
+  /* Next in the list of passes to run, independent of gate predicate.  */
+  struct tree_opt_pass *next;
+
+  /* Static pass number, used as a fragment of the dump file name.  */
+  unsigned int static_pass_number;
+
+  /* The timevar id associated with this pass.  */
+  /* ??? Ideally would be dynamically assigned.  */
+  unsigned int tv_id;
+
+  /* Sets of properties input and output from this pass.  */
+  unsigned int properties_required;
+  unsigned int properties_provided;
+  unsigned int properties_destroyed;
+
+  /* Flags indicating common sets things to do before and after.  */
+  unsigned int todo_flags_start;
+  unsigned int todo_flags_finish;
+};
+
+/* Pass properties.  */
+#define PROP_gimple_any		(1 << 0)	/* entire gimple grammar */
+#define PROP_gimple_lcf		(1 << 1)	/* lowered control flow */
+#define PROP_gimple_leh		(1 << 2)	/* lowered eh */
+#define PROP_cfg		(1 << 3)
+#define PROP_referenced_vars	(1 << 4)
+#define PROP_pta		(1 << 5)
+#define PROP_ssa		(1 << 6)
+#define PROP_no_crit_edges      (1 << 7)
+
+/* To-do flags.  */
+#define TODO_dump_func		(1 << 0)	/* pass doesn't dump itself */
+#define TODO_rename_vars	(1 << 1)	/* rewrite new vars to ssa */
+#define TODO_ggc_collect	(1 << 2)	/* run the collector */
+#define TODO_verify_ssa		(1 << 3)
+#define TODO_verify_flow	(1 << 4)
+#define TODO_verify_stmts	(1 << 5)
+
+#define TODO_verify_all \
+  (TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts)
+
+
+extern struct tree_opt_pass pass_mudflap_1;
+extern struct tree_opt_pass pass_mudflap_2;
+extern struct tree_opt_pass pass_remove_useless_stmts;
+extern struct tree_opt_pass pass_lower_cf;
+extern struct tree_opt_pass pass_lower_eh;
+extern struct tree_opt_pass pass_build_cfg;
+extern struct tree_opt_pass pass_tree_profile;
+extern struct tree_opt_pass pass_referenced_vars;
+extern struct tree_opt_pass pass_build_pta;
+extern struct tree_opt_pass pass_del_pta;
+extern struct tree_opt_pass pass_sra;
+extern struct tree_opt_pass pass_tail_recursion;
+extern struct tree_opt_pass pass_tail_calls;
+extern struct tree_opt_pass pass_loop;
+extern struct tree_opt_pass pass_ch;
+extern struct tree_opt_pass pass_ccp;
+extern struct tree_opt_pass pass_build_ssa;
+extern struct tree_opt_pass pass_del_ssa;
+extern struct tree_opt_pass pass_dominator;
+extern struct tree_opt_pass pass_dce;
+extern struct tree_opt_pass pass_cd_dce;
+extern struct tree_opt_pass pass_may_alias;
+extern struct tree_opt_pass pass_split_crit_edges;
+extern struct tree_opt_pass pass_pre;
+extern struct tree_opt_pass pass_profile;
+extern struct tree_opt_pass pass_lower_complex;
+extern struct tree_opt_pass pass_fold_builtins;
+extern struct tree_opt_pass pass_early_warn_uninitialized;
+extern struct tree_opt_pass pass_late_warn_uninitialized;
+extern struct tree_opt_pass pass_warn_function_return;
+extern struct tree_opt_pass pass_phiopt;
+extern struct tree_opt_pass pass_forwprop;
+extern struct tree_opt_pass pass_redundant_phi;
+extern struct tree_opt_pass pass_dse;
+extern struct tree_opt_pass pass_nrv;
+extern struct tree_opt_pass pass_remove_useless_vars;
+extern struct tree_opt_pass pass_rename_ssa_copies;
+
+
+#endif /* GCC_TREE_PASS_H */