79fe1b3bd0
* tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE trees.
* tree-vectorizer.h: New File: Same.
* Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
* common.opt (ftree-vectorize): New flag to enable vectorization.
* timevar.def (TV_TREE_VECTORIZATION): New dump file for vectorization
pass.
* tree-data-ref.h (init_data_ref): Additional argument.
(array_base_name_differ_p): Moved to tree-data-ref.c.
* tree-data-ref.c (array_base_name_differ_p): Revised.
(initialize_data_dependence_relation): Call array_base_name_differ_p
with an extra argument.
(analyze_all_data_dependences): Same.
(init_data_ref): Additional argument is_read to set DR_IS_READ.
* tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this file.
* tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
* tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
* tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
vectorization pass.
* tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
(tree_ssa_loop_done): Call scev_finalize.
(tree_vectorize): Define the new vectorization pass.
* defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the size of
the vector they support (until support for multiple vector sizes is
added to the vectorizer).
* config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
* config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
* invoke.texi (fdump-tree-vect, ftree-vectorize): Add
documentation.
From-SVN: r86131
144 lines
5.0 KiB
C
144 lines
5.0 KiB
C
/* Definitions for describing one tree-ssa optimization pass.
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Copyright (C) 2004 Free Software Foundation, Inc.
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Contributed by Richard Henderson <rth@redhat.com>
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef GCC_TREE_PASS_H
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#define GCC_TREE_PASS_H 1
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/* Global variables used to communicate with passes. */
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extern FILE *dump_file;
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extern int dump_flags;
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extern struct bitmap_head_def *vars_to_rename;
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/* Describe one pass. */
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struct tree_opt_pass
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{
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/* Terse name of the pass used as a fragment of the dump file name. */
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const char *name;
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/* If non-null, this pass and all sub-passes are executed only if
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the function returns true. */
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bool (*gate) (void);
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/* This is the code to run. If null, then there should be sub-passes
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otherwise this pass does nothing. */
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void (*execute) (void);
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/* A list of sub-passes to run, dependent on gate predicate. */
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struct tree_opt_pass *sub;
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/* Next in the list of passes to run, independent of gate predicate. */
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struct tree_opt_pass *next;
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/* Static pass number, used as a fragment of the dump file name. */
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int static_pass_number;
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/* The timevar id associated with this pass. */
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/* ??? Ideally would be dynamically assigned. */
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unsigned int tv_id;
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/* Sets of properties input and output from this pass. */
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unsigned int properties_required;
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unsigned int properties_provided;
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unsigned int properties_destroyed;
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/* Flags indicating common sets things to do before and after. */
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unsigned int todo_flags_start;
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unsigned int todo_flags_finish;
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};
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/* Pass properties. */
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#define PROP_gimple_any (1 << 0) /* entire gimple grammar */
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#define PROP_gimple_lcf (1 << 1) /* lowered control flow */
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#define PROP_gimple_leh (1 << 2) /* lowered eh */
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#define PROP_cfg (1 << 3)
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#define PROP_referenced_vars (1 << 4)
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#define PROP_pta (1 << 5)
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#define PROP_ssa (1 << 6)
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#define PROP_no_crit_edges (1 << 7)
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#define PROP_rtl (1 << 8)
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#define PROP_alias (1 << 9)
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#define PROP_trees \
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(PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh)
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/* To-do flags. */
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#define TODO_dump_func (1 << 0) /* pass doesn't dump itself */
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#define TODO_rename_vars (1 << 1) /* rewrite new vars to ssa */
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#define TODO_ggc_collect (1 << 2) /* run the collector */
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#define TODO_verify_ssa (1 << 3)
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#define TODO_verify_flow (1 << 4)
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#define TODO_verify_stmts (1 << 5)
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#define TODO_verify_all \
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(TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts)
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extern struct tree_opt_pass pass_mudflap_1;
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extern struct tree_opt_pass pass_mudflap_2;
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extern struct tree_opt_pass pass_remove_useless_stmts;
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extern struct tree_opt_pass pass_lower_cf;
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extern struct tree_opt_pass pass_lower_eh;
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extern struct tree_opt_pass pass_build_cfg;
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extern struct tree_opt_pass pass_tree_profile;
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extern struct tree_opt_pass pass_referenced_vars;
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extern struct tree_opt_pass pass_build_pta;
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extern struct tree_opt_pass pass_del_pta;
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extern struct tree_opt_pass pass_sra;
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extern struct tree_opt_pass pass_tail_recursion;
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extern struct tree_opt_pass pass_tail_calls;
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extern struct tree_opt_pass pass_loop;
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extern struct tree_opt_pass pass_loop_init;
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extern struct tree_opt_pass pass_lim;
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extern struct tree_opt_pass pass_vectorize;
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extern struct tree_opt_pass pass_loop_done;
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extern struct tree_opt_pass pass_ch;
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extern struct tree_opt_pass pass_ccp;
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extern struct tree_opt_pass pass_build_ssa;
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extern struct tree_opt_pass pass_del_ssa;
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extern struct tree_opt_pass pass_dominator;
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extern struct tree_opt_pass pass_dce;
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extern struct tree_opt_pass pass_cd_dce;
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extern struct tree_opt_pass pass_may_alias;
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extern struct tree_opt_pass pass_split_crit_edges;
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extern struct tree_opt_pass pass_pre;
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extern struct tree_opt_pass pass_profile;
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extern struct tree_opt_pass pass_pre_expand;
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extern struct tree_opt_pass pass_lower_vector_ssa;
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extern struct tree_opt_pass pass_fold_builtins;
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extern struct tree_opt_pass pass_early_warn_uninitialized;
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extern struct tree_opt_pass pass_late_warn_uninitialized;
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extern struct tree_opt_pass pass_warn_function_return;
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extern struct tree_opt_pass pass_phiopt;
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extern struct tree_opt_pass pass_forwprop;
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extern struct tree_opt_pass pass_redundant_phi;
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extern struct tree_opt_pass pass_dse;
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extern struct tree_opt_pass pass_nrv;
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extern struct tree_opt_pass pass_remove_useless_vars;
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extern struct tree_opt_pass pass_rename_ssa_copies;
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extern struct tree_opt_pass pass_expand;
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extern struct tree_opt_pass pass_rest_of_compilation;
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extern struct tree_opt_pass pass_fre;
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#endif /* GCC_TREE_PASS_H */
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