diff options
Diffstat (limited to 'gcc/combine.c')
| -rwxr-xr-x | gcc/combine.c | 124 |
1 files changed, 62 insertions, 62 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index ef05782..09c51ac 100755 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -389,68 +389,68 @@ static struct undobuf undobuf; static int n_occurrences; -static void init_reg_last_arrays PROTO((void)); -static void setup_incoming_promotions PROTO((void)); -static void set_nonzero_bits_and_sign_copies PROTO((rtx, rtx)); -static int can_combine_p PROTO((rtx, rtx, rtx, rtx, rtx *, rtx *)); -static int sets_function_arg_p PROTO((rtx)); -static int combinable_i3pat PROTO((rtx, rtx *, rtx, rtx, int, rtx *)); -static rtx try_combine PROTO((rtx, rtx, rtx)); -static void undo_all PROTO((void)); -static rtx *find_split_point PROTO((rtx *, rtx)); -static rtx subst PROTO((rtx, rtx, rtx, int, int)); -static rtx simplify_rtx PROTO((rtx, enum machine_mode, int, int)); -static rtx simplify_if_then_else PROTO((rtx)); -static rtx simplify_set PROTO((rtx)); -static rtx simplify_logical PROTO((rtx, int)); -static rtx expand_compound_operation PROTO((rtx)); -static rtx expand_field_assignment PROTO((rtx)); -static rtx make_extraction PROTO((enum machine_mode, rtx, int, rtx, int, - int, int, int)); -static rtx extract_left_shift PROTO((rtx, int)); -static rtx make_compound_operation PROTO((rtx, enum rtx_code)); -static int get_pos_from_mask PROTO((unsigned HOST_WIDE_INT, int *)); -static rtx force_to_mode PROTO((rtx, enum machine_mode, - unsigned HOST_WIDE_INT, rtx, int)); -static rtx if_then_else_cond PROTO((rtx, rtx *, rtx *)); -static rtx known_cond PROTO((rtx, enum rtx_code, rtx, rtx)); -static int rtx_equal_for_field_assignment_p PROTO((rtx, rtx)); -static rtx make_field_assignment PROTO((rtx)); -static rtx apply_distributive_law PROTO((rtx)); -static rtx simplify_and_const_int PROTO((rtx, enum machine_mode, rtx, - unsigned HOST_WIDE_INT)); -static unsigned HOST_WIDE_INT nonzero_bits PROTO((rtx, enum machine_mode)); -static int num_sign_bit_copies PROTO((rtx, enum machine_mode)); -static int merge_outer_ops PROTO((enum rtx_code *, HOST_WIDE_INT *, +static void init_reg_last_arrays (void); +static void setup_incoming_promotions (void); +static void set_nonzero_bits_and_sign_copies (rtx, rtx); +static int can_combine_p (rtx, rtx, rtx, rtx, rtx *, rtx *); +static int sets_function_arg_p (rtx); +static int combinable_i3pat (rtx, rtx *, rtx, rtx, int, rtx *); +static rtx try_combine (rtx, rtx, rtx); +static void undo_all (void); +static rtx *find_split_point (rtx *, rtx); +static rtx subst (rtx, rtx, rtx, int, int); +static rtx simplify_rtx (rtx, enum machine_mode, int, int); +static rtx simplify_if_then_else (rtx); +static rtx simplify_set (rtx); +static rtx simplify_logical (rtx, int); +static rtx expand_compound_operation (rtx); +static rtx expand_field_assignment (rtx); +static rtx make_extraction (enum machine_mode, rtx, int, rtx, int, + int, int, int); +static rtx extract_left_shift (rtx, int); +static rtx make_compound_operation (rtx, enum rtx_code); +static int get_pos_from_mask (unsigned HOST_WIDE_INT, int *); +static rtx force_to_mode (rtx, enum machine_mode, + unsigned HOST_WIDE_INT, rtx, int); +static rtx if_then_else_cond (rtx, rtx *, rtx *); +static rtx known_cond (rtx, enum rtx_code, rtx, rtx); +static int rtx_equal_for_field_assignment_p (rtx, rtx); +static rtx make_field_assignment (rtx); +static rtx apply_distributive_law (rtx); +static rtx simplify_and_const_int (rtx, enum machine_mode, rtx, + unsigned HOST_WIDE_INT); +static unsigned HOST_WIDE_INT nonzero_bits (rtx, enum machine_mode); +static int num_sign_bit_copies (rtx, enum machine_mode); +static int merge_outer_ops (enum rtx_code *, HOST_WIDE_INT *, enum rtx_code, HOST_WIDE_INT, - enum machine_mode, int *)); -static rtx simplify_shift_const PROTO((rtx, enum rtx_code, enum machine_mode, - rtx, int)); -static int recog_for_combine PROTO((rtx *, rtx, rtx *)); -static rtx gen_lowpart_for_combine PROTO((enum machine_mode, rtx)); -static rtx gen_rtx_combine PVPROTO((enum rtx_code code, enum machine_mode mode, - ...)); -static rtx gen_binary PROTO((enum rtx_code, enum machine_mode, - rtx, rtx)); -static rtx gen_unary PROTO((enum rtx_code, enum machine_mode, - enum machine_mode, rtx)); -static enum rtx_code simplify_comparison PROTO((enum rtx_code, rtx *, rtx *)); -static int reversible_comparison_p PROTO((rtx)); -static void update_table_tick PROTO((rtx)); -static void record_value_for_reg PROTO((rtx, rtx, rtx)); -static void record_dead_and_set_regs_1 PROTO((rtx, rtx)); -static void record_dead_and_set_regs PROTO((rtx)); -static int get_last_value_validate PROTO((rtx *, rtx, int, int)); -static rtx get_last_value PROTO((rtx)); -static int use_crosses_set_p PROTO((rtx, int)); -static void reg_dead_at_p_1 PROTO((rtx, rtx)); -static int reg_dead_at_p PROTO((rtx, rtx)); -static void move_deaths PROTO((rtx, rtx, int, rtx, rtx *)); -static int reg_bitfield_target_p PROTO((rtx, rtx)); -static void distribute_notes PROTO((rtx, rtx, rtx, rtx, rtx, rtx)); -static void distribute_links PROTO((rtx)); -static void mark_used_regs_combine PROTO((rtx)); -static int insn_cuid PROTO((rtx)); + enum machine_mode, int *); +static rtx simplify_shift_const (rtx, enum rtx_code, enum machine_mode, + rtx, int); +static int recog_for_combine (rtx *, rtx, rtx *); +static rtx gen_lowpart_for_combine (enum machine_mode, rtx); +static rtx gen_rtx_combine (enum rtx_code code, enum machine_mode mode, + ...); +static rtx gen_binary (enum rtx_code, enum machine_mode, + rtx, rtx); +static rtx gen_unary (enum rtx_code, enum machine_mode, + enum machine_mode, rtx); +static enum rtx_code simplify_comparison (enum rtx_code, rtx *, rtx *); +static int reversible_comparison_p (rtx); +static void update_table_tick (rtx); +static void record_value_for_reg (rtx, rtx, rtx); +static void record_dead_and_set_regs_1 (rtx, rtx); +static void record_dead_and_set_regs (rtx); +static int get_last_value_validate (rtx *, rtx, int, int); +static rtx get_last_value (rtx); +static int use_crosses_set_p (rtx, int); +static void reg_dead_at_p_1 (rtx, rtx); +static int reg_dead_at_p (rtx, rtx); +static void move_deaths (rtx, rtx, int, rtx, rtx *); +static int reg_bitfield_target_p (rtx, rtx); +static void distribute_notes (rtx, rtx, rtx, rtx, rtx, rtx); +static void distribute_links (rtx); +static void mark_used_regs_combine (rtx); +static int insn_cuid (rtx); /* Main entry point for combiner. F is the first insn of the function. NREGS is the first unused pseudo-reg number. */ @@ -9339,7 +9339,7 @@ gen_lowpart_for_combine (mode, x) /*VARARGS2*/ static rtx -gen_rtx_combine VPROTO((enum rtx_code code, enum machine_mode mode, ...)) +gen_rtx_combine (enum rtx_code code, enum machine_mode mode, ...) { #ifndef ANSI_PROTOTYPES enum rtx_code code; |