regset.h (fixed_reg_set_regset): Declare.

        * regset.h (fixed_reg_set_regset): Declare.
        * dse.c: Include regset.h .
        (struct insn_info): Add member fixed_regs_live.
        (note_add_store_info): New typedef.
        (note_add_store): New function.
        (emit_inc_dec_insn_before): Expect arg to be of type insn_info_t .
        Use gen_add3_insn / gen_move_insn.
        Check new insn for unwanted clobbers before emitting it.
        (check_for_inc_dec): Rename to...
        (check_for_inc_dec_1:) ... this.  Return bool.  Take insn_info
        parameter.  Changed all callers in file.
        (check_for_inc_dec, copy_fixed_regs): New functions.
        (scan_insn): Set fixed_regs_live field of insn_info.
        * rtl.h (check_for_inc_dec): Update prototype.
        * postreload.c (reload_cse_simplify): Take new signature of
        check_ind_dec into account.
        * reginfo.c (fixed_reg_set_regset): New variable.
        (init_reg_sets_1): Initialize it.

Co-Authored-By: Eric Botcazou <ebotcazou@adacore.com>

From-SVN: r181046

1 files changed, 1 insertions, 1 deletions

diff --git a/gcc/rtl.h b/gcc/rtl.h
index 41536be..fd3e3ef 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -2396,7 +2396,7 @@ extern int exp_equiv_p (const_rtx, const_rtx, int, bool);
 extern unsigned hash_rtx (const_rtx x, enum machine_mode, int *, int *, bool);
 
 /* In dse.c */
-extern void check_for_inc_dec (rtx insn);
+extern bool check_for_inc_dec (rtx insn);
 
 /* In jump.c */
 extern int comparison_dominates_p (enum rtx_code, enum rtx_code);