alias.c (record_set, [...]): Constify.

	* alias.c (record_set, memory_modified_1): Constify.
	* bt-load.c (note_btr_set): Likewise.
	* caller-save.c (mark_set_regs, add_stored_regs): Likewise.
	* combine.c (set_nonzero_bits_and_sign_copies,
	expand_field_assignment, record_dead_and_set_regs_1,
	use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
	likely_spilled_retval_1): Likewise.
	* config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
	frv_io_handle_set): Likewise.
	* config/mips/mips.c (mips_sim_record_set,
	vr4130_true_reg_dependence_p_1): Likewise.
	* config/mt/mt.c (insn_dependent_p_1): Likewise.
	* config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
	* config/sh/sh.c (flow_dependent_p_1): Likewise.
	* cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
	* dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
	* ddg.c (mark_mem_store): Likewise.
	* df-problems.c (df_urec_mark_reg_change): Likewise.
	* function.c (update_epilogue_consts): Likewise.
	* gcse.c (record_set_info, record_last_set_info,
	mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
	reg_clear_last_set): Likewise.
	* global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
	Likewise.
	* jump.c (reversed_comparison_code_parts): Likewise.
	* local-alloc.c (validate_equiv_mem_from_store, no_equiv,
	reg_is_set): Likewise.
	* loop-iv.c (mark_altered): Likewise.
	* mode-switching.c (reg_becomes_live): Likewise.
	* optabs.c (no_conflict_move_test): Likewise.
	* postreload-gcse.c (record_last_set_info, find_mem_conflicts):
	Likewise.
	* postreload.c (reload_combine_note_store, move2add_note_store):
	Likewise.
	* regmove.c (flags_set_1): Likewise.
	* regrename.c (note_sets, kill_clobbered_value, kill_set_value):
	Likewise.
	* reload1.c (mark_not_eliminable, forget_old_reloads_1):
	Likewise. 
	* resource.c (update_live_status): Likewise.
	* rtl.h (set_of, note_stores): Likewise.
	* rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
	note_stores, parms_set): Likewise.
	* sched-rgn.c (sets_likely_spilled_1): Likewise.
	* stack-ptr-mod.c (notice_stack_pointer_modification_1):
	Likewise. 
	* var-tracking.c (count_stores, add_stores): Likewise.

From-SVN: r127065

1 files changed, 12 insertions, 12 deletions

diff --git a/gcc/gcse.c b/gcc/gcse.c
index 947d232..09a2859 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -523,7 +523,7 @@ static void free_gcse_mem (void);
 static void alloc_reg_set_mem (int);
 static void free_reg_set_mem (void);
 static void record_one_set (int, rtx);
-static void record_set_info (rtx, rtx, void *);
+static void record_set_info (rtx, const_rtx, void *);
 static void compute_sets (void);
 static void hash_scan_insn (rtx, struct hash_table *, int);
 static void hash_scan_set (rtx, rtx, struct hash_table *);
@@ -543,7 +543,7 @@ static unsigned int hash_set (int, int);
 static int expr_equiv_p (rtx, rtx);
 static void record_last_reg_set_info (rtx, int);
 static void record_last_mem_set_info (rtx);
-static void record_last_set_info (rtx, rtx, void *);
+static void record_last_set_info (rtx, const_rtx, void *);
 static void compute_hash_table (struct hash_table *);
 static void alloc_hash_table (int, struct hash_table *, int);
 static void free_hash_table (struct hash_table *);
@@ -568,9 +568,9 @@ static void find_used_regs (rtx *, void *);
 static int try_replace_reg (rtx, rtx, rtx);
 static struct expr *find_avail_set (int, rtx);
 static int cprop_jump (basic_block, rtx, rtx, rtx, rtx);
-static void mems_conflict_for_gcse_p (rtx, rtx, void *);
+static void mems_conflict_for_gcse_p (rtx, const_rtx, void *);
 static int load_killed_in_block_p (basic_block, int, rtx, int);
-static void canon_list_insert (rtx, rtx, void *);
+static void canon_list_insert (rtx, const_rtx, void *);
 static int cprop_insn (rtx, int);
 static int cprop (int);
 static void find_implicit_sets (void);
@@ -616,8 +616,8 @@ static void invalidate_any_buried_refs (rtx);
 static void compute_ld_motion_mems (void);
 static void trim_ld_motion_mems (void);
 static void update_ld_motion_stores (struct expr *);
-static void reg_set_info (rtx, rtx, void *);
-static void reg_clear_last_set (rtx, rtx, void *);
+static void reg_set_info (rtx, const_rtx, void *);
+static void reg_clear_last_set (rtx, const_rtx, void *);
 static bool store_ops_ok (rtx, int *);
 static rtx extract_mentioned_regs (rtx);
 static rtx extract_mentioned_regs_helper (rtx, rtx);
@@ -1129,7 +1129,7 @@ record_one_set (int regno, rtx insn)
    occurring.  */
 
 static void
-record_set_info (rtx dest, rtx setter ATTRIBUTE_UNUSED, void *data)
+record_set_info (rtx dest, const_rtx setter ATTRIBUTE_UNUSED, void *data)
 {
   rtx record_set_insn = (rtx) data;
 
@@ -1332,7 +1332,7 @@ static rtx gcse_mem_operand;
    gcse_mems_conflict_p to a nonzero value.  */
 
 static void
-mems_conflict_for_gcse_p (rtx dest, rtx setter ATTRIBUTE_UNUSED,
+mems_conflict_for_gcse_p (rtx dest, const_rtx setter ATTRIBUTE_UNUSED,
 			  void *data ATTRIBUTE_UNUSED)
 {
   while (GET_CODE (dest) == SUBREG
@@ -1940,7 +1940,7 @@ record_last_reg_set_info (rtx insn, int regno)
    taken off pairwise.  */
 
 static void
-canon_list_insert (rtx dest ATTRIBUTE_UNUSED, rtx unused1 ATTRIBUTE_UNUSED,
+canon_list_insert (rtx dest ATTRIBUTE_UNUSED, const_rtx unused1 ATTRIBUTE_UNUSED,
 		   void * v_insn)
 {
   rtx dest_addr, insn;
@@ -2001,7 +2001,7 @@ record_last_mem_set_info (rtx insn)
    the SET is taking place.  */
 
 static void
-record_last_set_info (rtx dest, rtx setter ATTRIBUTE_UNUSED, void *data)
+record_last_set_info (rtx dest, const_rtx setter ATTRIBUTE_UNUSED, void *data)
 {
   rtx last_set_insn = (rtx) data;
 
@@ -5471,7 +5471,7 @@ static int num_stores;
    note_stores.  */
 
 static void
-reg_set_info (rtx dest, rtx setter ATTRIBUTE_UNUSED,
+reg_set_info (rtx dest, const_rtx setter ATTRIBUTE_UNUSED,
 	      void *data)
 {
   sbitmap bb_reg = data;
@@ -5491,7 +5491,7 @@ reg_set_info (rtx dest, rtx setter ATTRIBUTE_UNUSED,
    note_stores.  */
 
 static void
-reg_clear_last_set (rtx dest, rtx setter ATTRIBUTE_UNUSED,
+reg_clear_last_set (rtx dest, const_rtx setter ATTRIBUTE_UNUSED,
 	      void *data)
 {
   int *dead_vec = data;