sem_aux.adb, [...] (Get_Low_Bound): Use Type_Low_Bound.

[gcc.git] / gcc / sched-int.h

diff --git a/gcc/sched-int.h b/gcc/sched-int.h
index a19d776a9510c2e459296342c30b0c9487c35d66..216cd58603f350ed2c5bf9997befccb524b2ac8b 100644 (file)
--- a/gcc/sched-int.h
+++ b/gcc/sched-int.h
@@ -1,6 +1,6 @@
 /* Instruction scheduling pass.  This file contains definitions used
    internally in the scheduler.
-   Copyright (C) 1992-2014 Free Software Foundation, Inc.
+   Copyright (C) 1992-2015 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -26,7 +26,6 @@ along with GCC; see the file COPYING3.  If not see
 #ifdef INSN_SCHEDULING
 
 #include "df.h"
-#include "basic-block.h"
 
 /* Identificator of a scheduler pass.  */
 enum sched_pass_id_t { SCHED_PASS_UNKNOWN, SCHED_RGN_PASS, SCHED_EBB_PASS,
@@ -794,6 +793,32 @@ struct reg_set_data
   struct reg_set_data *next_insn_set;
 };
 
+enum autopref_multipass_data_status {
+  /* Entry is irrelevant for auto-prefetcher.  */
+  AUTOPREF_MULTIPASS_DATA_IRRELEVANT = -2,
+  /* Entry is uninitialized.  */
+  AUTOPREF_MULTIPASS_DATA_UNINITIALIZED = -1,
+  /* Entry is relevant for auto-prefetcher and insn can be delayed
+     to allow another insn through.  */
+  AUTOPREF_MULTIPASS_DATA_NORMAL = 0,
+  /* Entry is relevant for auto-prefetcher, but insn should not be
+     delayed as that will break scheduling.  */
+  AUTOPREF_MULTIPASS_DATA_DONT_DELAY = 1
+};
+
+/* Data for modeling cache auto-prefetcher.  */
+struct autopref_multipass_data_
+{
+  /* Base part of memory address.  */
+  rtx base;
+  /* Memory offset.  */
+  int offset;
+  /* Entry status.  */
+  enum autopref_multipass_data_status status;
+};
+typedef struct autopref_multipass_data_ autopref_multipass_data_def;
+typedef autopref_multipass_data_def *autopref_multipass_data_t;
+
 struct _haifa_insn_data
 {
   /* We can't place 'struct _deps_list' into h_i_d instead of deps_list_t
@@ -806,6 +831,9 @@ struct _haifa_insn_data
   /* A priority for each insn.  */
   int priority;
 
+  /* The fusion priority for each insn.  */
+  int fusion_priority;
+
   /* The minimum clock tick at which the insn becomes ready.  This is
      used to note timing constraints for the insns in the pending list.  */
   int tick;
@@ -888,6 +916,16 @@ struct _haifa_insn_data
      pressure excess (between source and target).  */
   int reg_pressure_excess_cost_change;
   int model_index;
+
+  /* Original order of insns in the ready list.  */
+  int rfs_debug_orig_order;
+
+  /* The deciding reason for INSN's place in the ready list.  */
+  int last_rfs_win;
+
+  /* Two entries for cache auto-prefetcher model: one for mem reads,
+     and one for mem writes.  */
+  autopref_multipass_data_def autopref_multipass_data[2];
 };
 
 typedef struct _haifa_insn_data haifa_insn_data_def;
@@ -901,6 +939,7 @@ extern vec<haifa_insn_data_def> h_i_d;
 /* Accessor macros for h_i_d.  There are more in haifa-sched.c and
    sched-rgn.c.  */
 #define INSN_PRIORITY(INSN) (HID (INSN)->priority)
+#define INSN_FUSION_PRIORITY(INSN) (HID (INSN)->fusion_priority)
 #define INSN_REG_PRESSURE(INSN) (HID (INSN)->reg_pressure)
 #define INSN_MAX_REG_PRESSURE(INSN) (HID (INSN)->max_reg_pressure)
 #define INSN_REG_USE_LIST(INSN) (HID (INSN)->reg_use_list)
@@ -909,6 +948,8 @@ extern vec<haifa_insn_data_def> h_i_d;
   (HID (INSN)->reg_pressure_excess_cost_change)
 #define INSN_PRIORITY_STATUS(INSN) (HID (INSN)->priority_status)
 #define INSN_MODEL_INDEX(INSN) (HID (INSN)->model_index)
+#define INSN_AUTOPREF_MULTIPASS_DATA(INSN) \
+  (HID (INSN)->autopref_multipass_data)
 
 typedef struct _haifa_deps_insn_data haifa_deps_insn_data_def;
 typedef haifa_deps_insn_data_def *haifa_deps_insn_data_t;
@@ -1291,9 +1332,10 @@ extern struct sched_deps_info_def *sched_deps_info;
 
 
 /* Functions in sched-deps.c.  */
-extern rtx sched_get_reverse_condition_uncached (const_rtx);
-extern bool sched_insns_conditions_mutex_p (const_rtx, const_rtx);
-extern bool sched_insn_is_legitimate_for_speculation_p (const_rtx, ds_t);
+extern rtx sched_get_reverse_condition_uncached (const rtx_insn *);
+extern bool sched_insns_conditions_mutex_p (const rtx_insn *,
+                                           const rtx_insn *);
+extern bool sched_insn_is_legitimate_for_speculation_p (const rtx_insn *, ds_t);
 extern void add_dependence (rtx_insn *, rtx_insn *, enum reg_note);
 extern void sched_analyze (struct deps_desc *, rtx_insn *, rtx_insn *);
 extern void init_deps (struct deps_desc *, bool);
@@ -1303,7 +1345,7 @@ extern void init_deps_global (void);
 extern void finish_deps_global (void);
 extern void deps_analyze_insn (struct deps_desc *, rtx_insn *);
 extern void remove_from_deps (struct deps_desc *, rtx_insn *);
-extern void init_insn_reg_pressure_info (rtx);
+extern void init_insn_reg_pressure_info (rtx_insn *);
 
 extern dw_t get_dep_weak (ds_t, ds_t);
 extern ds_t set_dep_weak (ds_t, ds_t, dw_t);
@@ -1324,11 +1366,11 @@ extern void haifa_note_reg_use (int);
 
 extern void maybe_extend_reg_info_p (void);
 
-extern void deps_start_bb (struct deps_desc *, rtx);
+extern void deps_start_bb (struct deps_desc *, rtx_insn *);
 extern enum reg_note ds_to_dt (ds_t);
 
 extern bool deps_pools_are_empty_p (void);
-extern void sched_free_deps (rtx, rtx, bool);
+extern void sched_free_deps (rtx_insn *, rtx_insn *, bool);
 extern void extend_dependency_caches (int, bool);
 
 extern void debug_ds (ds_t);
@@ -1342,21 +1384,22 @@ extern void free_global_sched_pressure_data (void);
 extern int haifa_classify_insn (const_rtx);
 extern void get_ebb_head_tail (basic_block, basic_block,
                               rtx_insn **, rtx_insn **);
-extern int no_real_insns_p (const_rtx, const_rtx);
+extern int no_real_insns_p (const rtx_insn *, const rtx_insn *);
 
 extern int insn_cost (rtx_insn *);
 extern int dep_cost_1 (dep_t, dw_t);
 extern int dep_cost (dep_t);
 extern int set_priorities (rtx_insn *, rtx_insn *);
 
-extern void sched_setup_bb_reg_pressure_info (basic_block, rtx);
+extern void sched_setup_bb_reg_pressure_info (basic_block, rtx_insn *);
 extern bool schedule_block (basic_block *, state_t);
 
 extern int cycle_issued_insns;
 extern int issue_rate;
 extern int dfa_lookahead;
 
-extern void ready_sort (struct ready_list *);
+extern int autopref_multipass_dfa_lookahead_guard (rtx_insn *, int);
+
 extern rtx_insn *ready_element (struct ready_list *, int);
 extern rtx_insn **ready_lastpos (struct ready_list *);
 
@@ -1370,7 +1413,7 @@ extern void add_block (basic_block, basic_block);
 extern rtx_note *bb_note (basic_block);
 extern void concat_note_lists (rtx_insn *, rtx_insn **);
 extern rtx_insn *sched_emit_insn (rtx);
-extern rtx get_ready_element (int);
+extern rtx_insn *get_ready_element (int);
 extern int number_in_ready (void);
 \f
 /* Types and functions in sched-ebb.c.  */
@@ -1606,8 +1649,8 @@ sd_iterator_next (sd_iterator_def *it_ptr)
 
 extern int sd_lists_size (const_rtx, sd_list_types_def);
 extern bool sd_lists_empty_p (const_rtx, sd_list_types_def);
-extern void sd_init_insn (rtx);
-extern void sd_finish_insn (rtx);
+extern void sd_init_insn (rtx_insn *);
+extern void sd_finish_insn (rtx_insn *);
 extern dep_t sd_find_dep_between (rtx, rtx, bool);
 extern void sd_add_dep (dep_t, bool);
 extern enum DEPS_ADJUST_RESULT sd_add_or_update_dep (dep_t, bool);
@@ -1617,6 +1660,10 @@ extern void sd_copy_back_deps (rtx_insn *, rtx_insn *, bool);
 extern void sd_delete_dep (sd_iterator_def);
 extern void sd_debug_lists (rtx, sd_list_types_def);
 
+/* Macros and declarations for scheduling fusion.  */
+#define FUSION_MAX_PRIORITY (INT_MAX)
+extern bool sched_fusion;
+
 #endif /* INSN_SCHEDULING */
 
 #endif /* GCC_SCHED_INT_H */