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cfg.h: New.
2014-10-21 Andrew MacLeod <amacleod@redhat.com> * cfg.h: New. Header file for cfg.c. * cfganal.h: New. Header file for cfganal.c. * lcm.h: New. Header file for lcm.c. * loop-unroll.h: New. Header file for loop-unroll.h. * cfgloop.h: (unroll_loops): Remove prototype. * basic-block.h: Move prototypes and structs to new header files. Include cfg.h, cfganal.h, and lcm.h. * loop-init.c: Include loop-unroll.h. * loop-unroll.c: (referenced_in_one_insn_in_loop_p): Make static. * modulo-sched.c: Include loop-unroll.h. From-SVN: r216518
This commit is contained in:
Andrew MacLeod
Andrew Macleod
parent
eb8a3cca94
commit
dd637013f6
@ -1,3 +1,16 @@
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2014-10-21 Andrew MacLeod <amacleod@redhat.com>
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* cfg.h: New. Header file for cfg.c.
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* cfganal.h: New. Header file for cfganal.c.
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* lcm.h: New. Header file for lcm.c.
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* loop-unroll.h: New. Header file for loop-unroll.h.
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* cfgloop.h: (unroll_loops): Remove prototype.
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* basic-block.h: Move prototypes and structs to new header files.
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Include cfg.h, cfganal.h, and lcm.h.
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* loop-init.c: Include loop-unroll.h.
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* loop-unroll.c: (referenced_in_one_insn_in_loop_p): Make static.
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* modulo-sched.c: Include loop-unroll.h.
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2014-10-21 Thomas Preud'homme <thomas.preudhomme@arm.com>
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* tree-ssa-math-opts.c (find_bswap_or_nop_1): Fix creation of
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@ -30,6 +30,9 @@ along with GCC; see the file COPYING3. If not see
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#include "input.h"
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#include "function.h"
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#include "cfgrtl.h"
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#include "cfg.h"
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#include "cfganal.h"
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#include "lcm.h"
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/* Use gcov_type to hold basic block counters. Should be at least
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64bit. Although a counter cannot be negative, we use a signed
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@ -381,26 +384,7 @@ struct GTY(()) control_flow_graph {
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#define NUM_FIXED_BLOCKS (2)
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basic_block split_edge_and_insert (edge, rtx_insn *);
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extern edge unchecked_make_edge (basic_block, basic_block, int);
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extern edge cached_make_edge (sbitmap, basic_block, basic_block, int);
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extern edge make_edge (basic_block, basic_block, int);
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extern edge make_single_succ_edge (basic_block, basic_block, int);
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extern void remove_edge_raw (edge);
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extern void redirect_edge_succ (edge, basic_block);
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extern edge redirect_edge_succ_nodup (edge, basic_block);
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extern void redirect_edge_pred (edge, basic_block);
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extern void clear_bb_flags (void);
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extern void dump_bb_info (FILE *, basic_block, int, int, bool, bool);
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extern void dump_edge_info (FILE *, edge, int, int);
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extern void debug (edge_def &ref);
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extern void debug (edge_def *ptr);
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extern void brief_dump_cfg (FILE *, int);
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extern void clear_edges (void);
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extern void scale_bbs_frequencies_int (basic_block *, int, int, int);
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extern void scale_bbs_frequencies_gcov_type (basic_block *, int, gcov_type,
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gcov_type);
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/* Structure to group all of the information to process IF-THEN and
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IF-THEN-ELSE blocks for the conditional execution support. This
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@ -424,31 +408,6 @@ struct ce_if_block
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int pass; /* Pass number. */
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};
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/* This structure maintains an edge list vector. */
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/* FIXME: Make this a vec<edge>. */
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struct edge_list
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{
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int num_edges;
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edge *index_to_edge;
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};
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/* Class to compute and manage control dependences on an edge-list. */
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class control_dependences
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{
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public:
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control_dependences (edge_list *);
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~control_dependences ();
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bitmap get_edges_dependent_on (int);
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edge get_edge (int);
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private:
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void set_control_dependence_map_bit (basic_block, int);
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void clear_control_dependence_bitmap (basic_block);
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void find_control_dependence (int);
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vec<bitmap> control_dependence_map;
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edge_list *m_el;
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};
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/* The base value for branch probability notes and edge probabilities. */
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#define REG_BR_PROB_BASE 10000
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@ -690,24 +649,7 @@ ei_cond (edge_iterator ei, edge *p)
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#define CLEANUP_CFGLAYOUT 32 /* Do cleanup in cfglayout mode. */
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#define CLEANUP_CFG_CHANGED 64 /* The caller changed the CFG. */
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/* In cfganal.c */
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extern void bitmap_intersection_of_succs (sbitmap, sbitmap *, basic_block);
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extern void bitmap_intersection_of_preds (sbitmap, sbitmap *, basic_block);
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extern void bitmap_union_of_succs (sbitmap, sbitmap *, basic_block);
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extern void bitmap_union_of_preds (sbitmap, sbitmap *, basic_block);
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/* In lcm.c */
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extern struct edge_list *pre_edge_lcm (int, sbitmap *, sbitmap *,
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sbitmap *, sbitmap *, sbitmap **,
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sbitmap **);
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extern struct edge_list *pre_edge_lcm_avs (int, sbitmap *, sbitmap *,
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sbitmap *, sbitmap *, sbitmap *,
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sbitmap *, sbitmap **, sbitmap **);
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extern struct edge_list *pre_edge_rev_lcm (int, sbitmap *,
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sbitmap *, sbitmap *,
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sbitmap *, sbitmap **,
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sbitmap **);
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extern void compute_available (sbitmap *, sbitmap *, sbitmap *, sbitmap *);
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extern void dump_flow_info (FILE *, int);
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/* In predict.c */
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extern bool maybe_hot_bb_p (struct function *, const_basic_block);
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@ -733,50 +675,6 @@ extern bool edge_probability_reliable_p (const_edge);
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extern bool br_prob_note_reliable_p (const_rtx);
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extern bool predictable_edge_p (edge);
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/* In cfg.c */
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extern void init_flow (struct function *);
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extern void debug_bb (basic_block);
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extern basic_block debug_bb_n (int);
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extern void dump_flow_info (FILE *, int);
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extern void expunge_block (basic_block);
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extern void link_block (basic_block, basic_block);
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extern void unlink_block (basic_block);
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extern void compact_blocks (void);
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extern basic_block alloc_block (void);
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extern void alloc_aux_for_blocks (int);
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extern void clear_aux_for_blocks (void);
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extern void free_aux_for_blocks (void);
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extern void alloc_aux_for_edge (edge, int);
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extern void alloc_aux_for_edges (int);
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extern void clear_aux_for_edges (void);
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extern void free_aux_for_edges (void);
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/* In cfganal.c */
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extern void find_unreachable_blocks (void);
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extern bool mark_dfs_back_edges (void);
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struct edge_list * create_edge_list (void);
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void free_edge_list (struct edge_list *);
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void print_edge_list (FILE *, struct edge_list *);
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void verify_edge_list (FILE *, struct edge_list *);
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int find_edge_index (struct edge_list *, basic_block, basic_block);
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edge find_edge (basic_block, basic_block);
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extern void remove_fake_edges (void);
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extern void remove_fake_exit_edges (void);
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extern void add_noreturn_fake_exit_edges (void);
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extern void connect_infinite_loops_to_exit (void);
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extern int post_order_compute (int *, bool, bool);
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extern basic_block dfs_find_deadend (basic_block);
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extern int inverted_post_order_compute (int *);
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extern int pre_and_rev_post_order_compute_fn (struct function *,
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int *, int *, bool);
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extern int pre_and_rev_post_order_compute (int *, int *, bool);
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extern int dfs_enumerate_from (basic_block, int,
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bool (*)(const_basic_block, const void *),
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basic_block *, int, const void *);
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extern void compute_dominance_frontiers (struct bitmap_head *);
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extern bitmap compute_idf (bitmap, struct bitmap_head *);
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extern basic_block * single_pred_before_succ_order (void);
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/* In cfgbuild.c. */
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extern void find_many_sub_basic_blocks (sbitmap);
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extern void rtl_make_eh_edge (sbitmap, basic_block, rtx);
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@ -841,17 +739,6 @@ extern basic_block next_dom_son (enum cdi_direction, basic_block);
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unsigned bb_dom_dfs_in (enum cdi_direction, basic_block);
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unsigned bb_dom_dfs_out (enum cdi_direction, basic_block);
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extern void update_bb_profile_for_threading (basic_block, int, gcov_type, edge);
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extern void initialize_original_copy_tables (void);
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extern void free_original_copy_tables (void);
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extern void set_bb_original (basic_block, basic_block);
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extern basic_block get_bb_original (basic_block);
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extern void set_bb_copy (basic_block, basic_block);
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extern basic_block get_bb_copy (basic_block);
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void set_loop_copy (struct loop *, struct loop *);
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struct loop *get_loop_copy (struct loop *);
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#include "cfghooks.h"
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/* Return true if BB is in a transaction. */
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65
gcc/cfg.h
Normal file
65
gcc/cfg.h
Normal file
@ -0,0 +1,65 @@
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/* Control flow graph manipulation code header file.
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Copyright (C) 2014 Free Software Foundation, Inc.
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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 it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_CFG_H
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#define GCC_CFG_H
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extern void init_flow (struct function *);
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extern void clear_edges (void);
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extern basic_block alloc_block (void);
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extern void link_block (basic_block, basic_block);
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extern void unlink_block (basic_block);
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extern void compact_blocks (void);
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extern void expunge_block (basic_block);
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extern edge unchecked_make_edge (basic_block, basic_block, int);
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extern edge cached_make_edge (sbitmap, basic_block, basic_block, int);
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extern edge make_edge (basic_block, basic_block, int);
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extern edge make_single_succ_edge (basic_block, basic_block, int);
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extern void remove_edge_raw (edge);
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extern void redirect_edge_succ (edge, basic_block);
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extern void redirect_edge_pred (edge, basic_block);
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extern void clear_bb_flags (void);
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extern void dump_edge_info (FILE *, edge, int, int);
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extern void debug (edge_def &ref);
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extern void debug (edge_def *ptr);
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extern void alloc_aux_for_blocks (int);
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extern void clear_aux_for_blocks (void);
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extern void free_aux_for_blocks (void);
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extern void alloc_aux_for_edge (edge, int);
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extern void alloc_aux_for_edges (int);
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extern void clear_aux_for_edges (void);
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extern void free_aux_for_edges (void);
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extern void debug_bb (basic_block);
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extern basic_block debug_bb_n (int);
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extern void dump_bb_info (FILE *, basic_block, int, int, bool, bool);
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extern void brief_dump_cfg (FILE *, int);
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extern void update_bb_profile_for_threading (basic_block, int, gcov_type, edge);
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extern void scale_bbs_frequencies_int (basic_block *, int, int, int);
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extern void scale_bbs_frequencies_gcov_type (basic_block *, int, gcov_type,
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gcov_type);
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extern void initialize_original_copy_tables (void);
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extern void free_original_copy_tables (void);
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extern void set_bb_original (basic_block, basic_block);
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extern basic_block get_bb_original (basic_block);
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extern void set_bb_copy (basic_block, basic_block);
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extern basic_block get_bb_copy (basic_block);
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void set_loop_copy (struct loop *, struct loop *);
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struct loop *get_loop_copy (struct loop *);
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#endif /* GCC_CFG_H */
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79
gcc/cfganal.h
Normal file
79
gcc/cfganal.h
Normal file
@ -0,0 +1,79 @@
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/* Control flow graph analysis header file.
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Copyright (C) 2014 Free Software Foundation, Inc.
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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 it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
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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 COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_CFGANAL_H
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#define GCC_CFGANAL_H
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/* This structure maintains an edge list vector. */
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/* FIXME: Make this a vec<edge>. */
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struct edge_list
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{
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int num_edges;
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edge *index_to_edge;
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};
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/* Class to compute and manage control dependences on an edge-list. */
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class control_dependences
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{
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public:
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control_dependences (edge_list *);
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~control_dependences ();
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bitmap get_edges_dependent_on (int);
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edge get_edge (int);
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private:
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void set_control_dependence_map_bit (basic_block, int);
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void clear_control_dependence_bitmap (basic_block);
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void find_control_dependence (int);
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vec<bitmap> control_dependence_map;
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edge_list *m_el;
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};
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extern bool mark_dfs_back_edges (void);
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extern void find_unreachable_blocks (void);
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struct edge_list * create_edge_list (void);
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void free_edge_list (struct edge_list *);
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void print_edge_list (FILE *, struct edge_list *);
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void verify_edge_list (FILE *, struct edge_list *);
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edge find_edge (basic_block, basic_block);
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int find_edge_index (struct edge_list *, basic_block, basic_block);
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extern void remove_fake_edges (void);
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extern void remove_fake_exit_edges (void);
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extern void add_noreturn_fake_exit_edges (void);
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extern void connect_infinite_loops_to_exit (void);
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extern int post_order_compute (int *, bool, bool);
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extern basic_block dfs_find_deadend (basic_block);
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extern int inverted_post_order_compute (int *);
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extern int pre_and_rev_post_order_compute_fn (struct function *,
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int *, int *, bool);
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extern int pre_and_rev_post_order_compute (int *, int *, bool);
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extern int dfs_enumerate_from (basic_block, int,
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bool (*)(const_basic_block, const void *),
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basic_block *, int, const void *);
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extern void compute_dominance_frontiers (struct bitmap_head *);
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extern bitmap compute_idf (bitmap, struct bitmap_head *);
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extern void bitmap_intersection_of_succs (sbitmap, sbitmap *, basic_block);
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extern void bitmap_intersection_of_preds (sbitmap, sbitmap *, basic_block);
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extern void bitmap_union_of_succs (sbitmap, sbitmap *, basic_block);
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extern void bitmap_union_of_preds (sbitmap, sbitmap *, basic_block);
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extern basic_block * single_pred_before_succ_order (void);
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#endif /* GCC_CFGANAL_H */
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@ -740,7 +740,6 @@ enum
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UAP_UNROLL_ALL = 2 /* Enables unrolling of all loops. */
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};
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extern void unroll_loops (int);
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extern void doloop_optimize_loops (void);
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extern void move_loop_invariants (void);
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extern void scale_loop_profile (struct loop *loop, int scale, gcov_type iteration_bound);
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34
gcc/lcm.h
Normal file
34
gcc/lcm.h
Normal file
@ -0,0 +1,34 @@
|
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/* Generic partial redundancy elimination with lazy code motion header file.
|
||||
Copyright (C) 2014 Free Software Foundation, Inc.
|
||||
|
||||
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 3, 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 COPYING3. If not see
|
||||
<http://www.gnu.org/licenses/>. */
|
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|
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#ifndef GCC_LCM_H
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#define GCC_LCM_H
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extern struct edge_list *pre_edge_lcm_avs (int, sbitmap *, sbitmap *,
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sbitmap *, sbitmap *, sbitmap *,
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sbitmap *, sbitmap **, sbitmap **);
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extern struct edge_list *pre_edge_lcm (int, sbitmap *, sbitmap *,
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sbitmap *, sbitmap *, sbitmap **,
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sbitmap **);
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extern void compute_available (sbitmap *, sbitmap *, sbitmap *, sbitmap *);
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extern struct edge_list *pre_edge_rev_lcm (int, sbitmap *,
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sbitmap *, sbitmap *,
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sbitmap *, sbitmap **,
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sbitmap **);
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#endif /* GCC_LCM_H */
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@ -32,6 +32,7 @@ along with GCC; see the file COPYING3. If not see
|
||||
#include "df.h"
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#include "ggc.h"
|
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#include "tree-ssa-loop-niter.h"
|
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#include "loop-unroll.h"
|
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|
||||
|
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/* Apply FLAGS to the loop state. */
|
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|
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@ -1236,7 +1236,7 @@ unroll_loop_stupid (struct loop *loop)
|
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Set *DEBUG_USES to the number of debug insns that reference the
|
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variable. */
|
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|
||||
bool
|
||||
static bool
|
||||
referenced_in_one_insn_in_loop_p (struct loop *loop, rtx reg,
|
||||
int *debug_uses)
|
||||
{
|
||||
|
||||
27
gcc/loop-unroll.h
Normal file
27
gcc/loop-unroll.h
Normal file
@ -0,0 +1,27 @@
|
||||
/* Loop unrolling header file.
|
||||
Copyright (C) 2014 Free Software Foundation, Inc.
|
||||
|
||||
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 3, 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 COPYING3. If not see
|
||||
<http://www.gnu.org/licenses/>. */
|
||||
|
||||
#ifndef GCC_LOOP_UNROLL_H
|
||||
#define GCC_LOOP_UNROLL_H
|
||||
|
||||
extern void unroll_loops (int);
|
||||
extern basic_block split_edge_and_insert (edge, rtx_insn *);
|
||||
|
||||
|
||||
#endif /* GCC_LOOP_UNROLL_H */
|
||||
@ -50,6 +50,7 @@ along with GCC; see the file COPYING3. If not see
|
||||
#include "tree-pass.h"
|
||||
#include "dbgcnt.h"
|
||||
#include "df.h"
|
||||
#include "loop-unroll.h"
|
||||
|
||||
#ifdef INSN_SCHEDULING
|
||||
|
||||
|
||||
Loading…
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Reference in New Issue
Block a user