* tree.c (build_common_builtin_nodes): Do not initialize

[pf3gnuchains/gcc-fork.git] / gcc / sched-int.h

diff --git a/gcc/sched-int.h b/gcc/sched-int.h
index 0d3a855..68cfa23 100644 (file)
--- a/gcc/sched-int.h
+++ b/gcc/sched-int.h
@@ -1,7 +1,7 @@
 /* Instruction scheduling pass.  This file contains definitions used
    internally in the scheduler.
    Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-   2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+   2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -195,11 +195,11 @@ struct ready_list
 extern char *ready_try;
 extern struct ready_list ready;
 
-extern int max_issue (struct ready_list *, int, state_t, int *);
+extern int max_issue (struct ready_list *, int, state_t, bool, int *);
 
 extern void ebb_compute_jump_reg_dependencies (rtx, regset, regset, regset);
 
-extern edge find_fallthru_edge (basic_block);
+extern edge find_fallthru_edge_from (basic_block);
 
 extern void (* sched_init_only_bb) (basic_block, basic_block);
 extern basic_block (* sched_split_block) (basic_block, rtx);
@@ -448,7 +448,7 @@ struct deps_reg
 };
 
 /* Describe state of dependencies used during sched_analyze phase.  */
-struct deps
+struct deps_desc
 {
   /* The *_insns and *_mems are paired lists.  Each pending memory operation
      will have a pointer to the MEM rtx on one list and a pointer to the
@@ -546,7 +546,7 @@ struct deps
   BOOL_BITFIELD readonly : 1;
 };
 
-typedef struct deps *deps_t;
+typedef struct deps_desc *deps_t;
 
 /* This structure holds some state of the current scheduling pass, and
    contains some function pointers that abstract out some of the non-generic
@@ -1198,14 +1198,14 @@ extern struct sched_deps_info_def *sched_deps_info;
 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 void add_dependence (rtx, rtx, enum reg_note);
-extern void sched_analyze (struct deps *, rtx, rtx);
-extern void init_deps (struct deps *, bool);
-extern void init_deps_reg_last (struct deps *);
-extern void free_deps (struct deps *);
+extern void sched_analyze (struct deps_desc *, rtx, rtx);
+extern void init_deps (struct deps_desc *, bool);
+extern void init_deps_reg_last (struct deps_desc *);
+extern void free_deps (struct deps_desc *);
 extern void init_deps_global (void);
 extern void finish_deps_global (void);
-extern void deps_analyze_insn (struct deps *, rtx);
-extern void remove_from_deps (struct deps *, rtx);
+extern void deps_analyze_insn (struct deps_desc *, rtx);
+extern void remove_from_deps (struct deps_desc *, rtx);
 
 extern dw_t get_dep_weak_1 (ds_t, ds_t);
 extern dw_t get_dep_weak (ds_t, ds_t);
@@ -1227,7 +1227,7 @@ extern void haifa_note_reg_use (int);
 
 extern void maybe_extend_reg_info_p (void);
 
-extern void deps_start_bb (struct deps *, rtx);
+extern void deps_start_bb (struct deps_desc *, rtx);
 extern enum reg_note ds_to_dt (ds_t);
 
 extern bool deps_pools_are_empty_p (void);
@@ -1269,6 +1269,8 @@ extern void add_block (basic_block, basic_block);
 extern rtx bb_note (basic_block);
 extern void concat_note_lists (rtx, rtx *);
 extern rtx sched_emit_insn (rtx);
+extern rtx get_ready_element (int);
+extern int number_in_ready (void);
 \f
 
 /* Types and functions in sched-rgn.c.  */
@@ -1296,6 +1298,11 @@ extern int *rgn_bb_table;
 extern int *block_to_bb;
 extern int *containing_rgn;
 
+/* Often used short-hand in the scheduler.  The rest of the compiler uses
+   BLOCK_FOR_INSN(INSN) and an indirect reference to get the basic block
+   number ("index").  For historical reasons, the scheduler does not.  */
+#define BLOCK_NUM(INSN)              (BLOCK_FOR_INSN (INSN)->index + 0)
+
 #define RGN_NR_BLOCKS(rgn) (rgn_table[rgn].rgn_nr_blocks)
 #define RGN_BLOCKS(rgn) (rgn_table[rgn].rgn_blocks)
 #define RGN_DONT_CALC_DEPS(rgn) (rgn_table[rgn].dont_calc_deps)
@@ -1332,7 +1339,7 @@ extern void debug_dependencies (rtx, rtx);
 extern void free_rgn_deps (void);
 extern int contributes_to_priority (rtx, rtx);
 extern void extend_rgns (int *, int *, sbitmap, int *);
-extern void deps_join (struct deps *, struct deps *);
+extern void deps_join (struct deps_desc *, struct deps_desc *);
 
 extern void rgn_setup_common_sched_info (void);
 extern void rgn_setup_sched_infos (void);
@@ -1472,6 +1479,13 @@ sd_iterator_next (sd_iterator_def *it_ptr)
        sd_iterator_cond (&(ITER), &(DEP));                     \
        sd_iterator_next (&(ITER)))
 
+#define IS_DISPATCH_ON 1
+#define IS_CMP 2
+#define DISPATCH_VIOLATION 3
+#define FITS_DISPATCH_WINDOW 4
+#define DISPATCH_INIT 5
+#define ADD_TO_DISPATCH_WINDOW 6
+
 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);