alias.c (component_uses_parent_alias_set): Constify.

	* alias.c (component_uses_parent_alias_set): Constify.
	* alias.h (component_uses_parent_alias_set): Likewise.
	* cfgrtl.c (print_rtl_with_bb): Likewise.
	* double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
	mpz_get_double_int): Likewise.
	* double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
	mpz_get_double_int): Likewise.
	* expr.c (is_aligning_offset, undefined_operand_subword_p,
	mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
	Likewise.
	* expr.h (safe_from_p): Likewise.
	* gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
	Likewise.
	* gimplify.c (should_carry_locus_p, zero_sized_field_decl,
	zero_sized_type, goa_lhs_expr_p): Likewise.
	* omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
	* rtl.h (print_rtl_with_bb): Likewise.
	* sched-vis.c (print_exp, print_value, print_pattern): Likewise.
	* tree-cfg.c (const_first_stmt, const_last_stmt): New.
	* tree-flow-inline.h (bb_stmt_list): Constify.
	(cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
	cbsi_stmt): New.
	* tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
	const_first_stmt, const_last_stmt): New.
	(block_may_fallthru, empty_block_p): Constify.
	* tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
	EXPR_ONLY_BODY): New.
	(expr_first, expr_last, expr_only): Use macro for body.
	(const_expr_first, const_expr_last, const_expr_only): New.
	* tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
	ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
	ctsi_prev, ctsi_stmt): New.
	* tree-scalar-evolution.c (get_loop_exit_condition): Constify.
	* tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
	* tree-ssa-loop-niter.c (loop_only_exit_p,
	derive_constant_upper_bound): Likewise.
	* tree-ssa-phiopt.c (empty_block_p): Likewise.
	* tree-ssa-threadupdate.c (redirection_block_p): Likewise.
	* tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
	* tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
	* tree-vrp.c (vrp_bitmap_equal_p): Likewise.
	* tree.c (get_type_static_bounds): Likewise.
	* tree.h (const_expr_first, const_expr_last, const_expr_only): New.
	(get_type_static_bounds): Constify.

From-SVN: r127483

1 files changed, 6 insertions, 6 deletions

diff --git a/gcc/sched-vis.c b/gcc/sched-vis.c
index 1d9dd4b..7ce0f0c 100644
--- a/gcc/sched-vis.c
+++ b/gcc/sched-vis.c
@@ -33,9 +33,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-pass.h"
 
 static char *safe_concat (char *, char *, const char *);
-static void print_exp (char *, rtx, int);
-static void print_value (char *, rtx, int);
-static void print_pattern (char *, rtx, int);
+static void print_exp (char *, const_rtx, int);
+static void print_value (char *, const_rtx, int);
+static void print_pattern (char *, const_rtx, int);
 
 #define BUF_LEN 2048
 
@@ -63,7 +63,7 @@ safe_concat (char *buf, char *cur, const char *str)
    may be stored in objects representing values.  */
 
 static void
-print_exp (char *buf, rtx x, int verbose)
+print_exp (char *buf, const_rtx x, int verbose)
 {
   char tmp[BUF_LEN];
   const char *st[4];
@@ -426,7 +426,7 @@ print_exp (char *buf, rtx x, int verbose)
    registers, labels, symbols and memory accesses.  */
 
 static void
-print_value (char *buf, rtx x, int verbose)
+print_value (char *buf, const_rtx x, int verbose)
 {
   char t[BUF_LEN];
   char *cur = buf;
@@ -528,7 +528,7 @@ print_value (char *buf, rtx x, int verbose)
 /* The next step in insn detalization, its pattern recognition.  */
 
 static void
-print_pattern (char *buf, rtx x, int verbose)
+print_pattern (char *buf, const_rtx x, int verbose)
 {
   char t1[BUF_LEN], t2[BUF_LEN], t3[BUF_LEN];