* c-lex.c (is_class_name): Delete declaration.
(whitespace_cr): Make static and add prototype.
* c-lex.h (make_pointer_declarator, reinit_parse_for_function,
yylex, get_directive_line): Turn declarations into prototypes.
(position_after_whitespace, check_newline, yyerror,, is_class_name,
forget_protocol_qualifiers, remember_protocol_qualifiers): Add
prototypes.
* genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
prototypes.
* gencodes.c (gen_insn): Add prototype.
* genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
gen_peephole): Add prototypes.
* genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
prototypes.
* gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
special_format, find_formats, gendecl, genmacro, gendef, genlegend,
genheader, gencode): Add prototypes.
* genopinit.c (gen_insn): Add prototype.
* genoutput.c (output_prologue, output_epilogue, scan_operands,
process_template, validate_insn_alternatives, gen_insn, gen_peephole,
gen_expand, gen_split, n_occurrences): Add prototypes.
* genpeep.c (gen_peephole): Add prototype.
* loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
labels_in_range_p, count_loop_regs_set, note_addr_stored,
loop_reg_used_before_p, scan_loop, replace_call_address,
skip_consec_insns, libcall_benefit, ignore_some_movables,
force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
check_final_value, record_giv, update_giv_derive, basic_induction_var,
simplify_giv_expr, general_induction_var, consec_sets_giv,
check_dbra_loop, express_from, combine_givs_p, combine_givs,
product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
last_use_this_basic_block, record_initial, update_reg_last_use,
iteration_info, analyze_loop_iterations, insert_bct,
instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
into prototypes.
From-SVN: r19038
+Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
+
+ * c-lex.c (is_class_name): Delete declaration.
+ (whitespace_cr): Make static and add prototype.
+ * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
+ yylex, get_directive_line): Turn declarations into prototypes.
+ (position_after_whitespace, check_newline, yyerror,, is_class_name,
+ forget_protocol_qualifiers, remember_protocol_qualifiers): Add
+ prototypes.
+ * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
+ prototypes.
+ * gencodes.c (gen_insn): Add prototype.
+ * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
+ gen_peephole): Add prototypes.
+ * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
+ prototypes.
+ * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
+ special_format, find_formats, gendecl, genmacro, gendef, genlegend,
+ genheader, gencode): Add prototypes.
+ * genopinit.c (gen_insn): Add prototype.
+ * genoutput.c (output_prologue, output_epilogue, scan_operands,
+ process_template, validate_insn_alternatives, gen_insn, gen_peephole,
+ gen_expand, gen_split, n_occurrences): Add prototypes.
+ * genpeep.c (gen_peephole): Add prototype.
+ * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
+ reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
+ labels_in_range_p, count_loop_regs_set, note_addr_stored,
+ loop_reg_used_before_p, scan_loop, replace_call_address,
+ skip_consec_insns, libcall_benefit, ignore_some_movables,
+ force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
+ strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
+ check_final_value, record_giv, update_giv_derive, basic_induction_var,
+ simplify_giv_expr, general_induction_var, consec_sets_giv,
+ check_dbra_loop, express_from, combine_givs_p, combine_givs,
+ product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
+ last_use_this_basic_block, record_initial, update_reg_last_use,
+ iteration_info, analyze_loop_iterations, insert_bct,
+ instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
+ into prototypes.
+
Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
* pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
int doing_objc_thang;
-extern tree is_class_name ();
-
extern int yydebug;
/* File used for outputting assembler code. */
#ifdef HANDLE_SYSV_PRAGMA
static int handle_sysv_pragma PROTO((int));
#endif /* HANDLE_SYSV_PRAGMA */
+static int whitespace_cr PROTO((int));
static int skip_white_space PROTO((int));
static char *extend_token_buffer PROTO((char *));
static int readescape PROTO((int *));
\f
/* Iff C is a carriage return, warn about it - if appropriate -
and return nonzero. */
-int
+static int
whitespace_cr (c)
int c;
{
extern char *token_buffer; /* Pointer to token buffer. */
-extern tree make_pointer_declarator ();
-extern void reinit_parse_for_function ();
-extern int yylex ();
-
-extern char *get_directive_line ();
+extern tree make_pointer_declarator ((tree, tree));
+extern void reinit_parse_for_function ((void));
+extern void position_after_whitespace PROTO((void));
+extern int check_newline PROTO((void));
+
+extern int yylex PROTO((void));
+extern void yyerror PROTO((char *));
+
+extern char *get_directive_line PROTO((FILE *));
+
+extern void forget_protocol_qualifiers PROTO((void));
+extern void remember_protocol_qualifiers PROTO((void));
+extern tree is_class_name PROTO((void));
struct range issue_delay; /* Range of issue delay values. */
};
+static void extend_range PROTO((struct range *, int, int));
+static void write_upcase PROTO((char *));
+static void gen_attr PROTO((rtx));
+static void write_units PROTO((int, struct range *, struct range *,
+ struct range *, struct range *,
+ struct range *));
static void
extend_range (range, min, max)
struct range *range;
static int insn_code_number;
+static void gen_insn PROTO((rtx));
+
static void
gen_insn (insn)
rtx insn;
static void fatal ();
void fancy_abort PROTO((void));
+static void walk_insn_part PROTO((rtx, int, int));
+static void gen_insn PROTO((rtx));
+static void gen_expand PROTO((rtx));
+static void gen_split PROTO((rtx));
+static void gen_peephole PROTO((rtx));
+
/* RECOG_P will be non-zero if this pattern was seen in a context where it will
be used to recognize, rather than just generate an insn.
/* Max size of names encountered. */
static int max_id_len;
+static int num_operands PROTO((rtx));
+static void gen_proto PROTO((rtx));
+static void gen_nonproto PROTO((rtx));
+static void gen_insn PROTO((rtx));
+
+
/* Count the number of match_operand's found. */
static int
const char *formats[NUM_RTX_CODE];
+static const char *type_from_format PROTO((char));
+static const char *accessor_from_format PROTO((char));
+static int special_format PROTO((const char *));
+static int special_rtx PROTO((int));
+static void find_formats PROTO((void));
+static void gendecl PROTO((FILE *, const char *));
+static void genmacro PROTO((FILE *, int));
+static void gendef PROTO((FILE *, const char *));
+static void genlegend PROTO((FILE *));
+static void genheader PROTO((FILE *));
+static void gencode PROTO((FILE *));
+
static const char *
type_from_format (c)
char c;
/* Allow linking with print-rtl.c. */
char **insn_name_ptr;
+static void gen_insn PROTO((rtx));
+
static void
gen_insn (insn)
rtx insn;
static int have_error;
\f
+static void output_prologue PROTO((void));
+static void output_epilogue PROTO((void));
+static void scan_operands PROTO((rtx, int, int));
+static void process_template PROTO((struct data *, char *));
+static void validate_insn_alternatives PROTO((struct data *));
+static void gen_insn PROTO((rtx));
+static void gen_peephole PROTO((rtx));
+static void gen_expand PROTO((rtx));
+static void gen_split PROTO((rtx));
+static int n_occurrences PROTO((int, char *));
+\f
static void
output_prologue ()
{
-
printf ("/* Generated automatically by the program `genoutput'\n\
from the machine description file `md'. */\n\n");
};
char *xmalloc PROTO((unsigned));
-static void match_rtx PROTO((rtx, struct link *, int));
static void fatal ();
void fancy_abort PROTO((void));
static int insn_code_number = 0;
+static void gen_peephole PROTO((rtx));
+static void match_rtx PROTO((rtx, struct link *, int));
static void print_path PROTO((struct link *));
static void print_code PROTO((RTX_CODE));
\f
/* Forward declarations. */
-static void find_and_verify_loops ();
-static void mark_loop_jump ();
-static void prescan_loop ();
-static int reg_in_basic_block_p ();
-static int consec_sets_invariant_p ();
-static rtx libcall_other_reg ();
-static int labels_in_range_p ();
-static void count_loop_regs_set ();
-static void note_addr_stored ();
-static int loop_reg_used_before_p ();
-static void scan_loop ();
+static void find_and_verify_loops PROTO((rtx));
+static void mark_loop_jump PROTO((rtx, int));
+static void prescan_loop PROTO((rtx, rtx));
+static int reg_in_basic_block_p PROTO((rtx, rtx));
+static int consec_sets_invariant_p PROTO((rtx, int, rtx));
+static rtx libcall_other_reg PROTO((rtx, rtx));
+static int labels_in_range_p PROTO((rtx, int));
+static void count_loop_regs_set PROTO((rtx, rtx, char *, rtx *, int *, int));
+static void note_addr_stored PROTO((rtx));
+static int loop_reg_used_before_p PROTO((rtx, rtx, rtx, rtx, rtx));
+static void scan_loop PROTO((rtx, rtx, int, int));
#if 0
-static void replace_call_address ();
+static void replace_call_address PROTO(());
#endif
-static rtx skip_consec_insns ();
-static int libcall_benefit ();
-static void ignore_some_movables ();
-static void force_movables ();
-static void combine_movables ();
-static int rtx_equal_for_loop_p ();
-static void move_movables ();
-static void strength_reduce ();
-static int valid_initial_value_p ();
-static void find_mem_givs ();
-static void record_biv ();
-static void check_final_value ();
-static void record_giv ();
-static void update_giv_derive ();
-static int basic_induction_var ();
-static rtx simplify_giv_expr ();
-static int general_induction_var ();
-static int consec_sets_giv ();
-static int check_dbra_loop ();
-static rtx express_from ();
-static int combine_givs_p ();
-static void combine_givs ();
-static int product_cheap_p ();
-static int maybe_eliminate_biv ();
-static int maybe_eliminate_biv_1 ();
-static int last_use_this_basic_block ();
-static void record_initial ();
-static void update_reg_last_use ();
+static rtx skip_consec_insns PROTO((rtx, int));
+static int libcall_benefit PROTO((rtx));
+static void ignore_some_movables PROTO((struct movable *));
+static void force_movables PROTO((struct movable *));
+static void combine_movables PROTO((struct movable *, int));
+static int rtx_equal_for_loop_p PROTO((rtx, rtx, struct movable *));
+static void move_movables PROTO((struct movable *, int, int, rtx, rtx, int));
+static void strength_reduce PROTO((rtx, rtx, rtx, int, rtx, rtx, int));
+static int valid_initial_value_p PROTO((rtx, rtx, int, rtx));
+static void find_mem_givs PROTO((rtx, rtx, int, rtx, rtx));
+static void record_biv PROTO((struct induction *, rtx, rtx, rtx, rtx, int, int));
+static void check_final_value PROTO((struct induction *, rtx, rtx));
+static void record_giv PROTO((struct induction *, rtx, rtx, rtx, rtx, rtx, int, enum g_types, int, rtx *, rtx, rtx));
+static void update_giv_derive PROTO((rtx));
+static int basic_induction_var PROTO((rtx, enum machine_mode, rtx, rtx, rtx *, rtx *));
+static rtx simplify_giv_expr PROTO((rtx, int *));
+static int general_induction_var PROTO((rtx, rtx *, rtx *, rtx *));
+static int consec_sets_giv PROTO((int, rtx, rtx, rtx, rtx *, rtx *));
+static int check_dbra_loop PROTO((rtx, int, rtx));
+static rtx express_from PROTO((struct induction *, struct induction *));
+static int combine_givs_p PROTO((struct induction *, struct induction *));
+static void combine_givs PROTO((struct iv_class *));
+static int product_cheap_p PROTO((rtx, rtx));
+static int maybe_eliminate_biv PROTO((struct iv_class *, rtx, rtx, int, int, int));
+static int maybe_eliminate_biv_1 PROTO((rtx, rtx, struct iv_class *, int, rtx));
+static int last_use_this_basic_block PROTO((rtx, rtx));
+static void record_initial PROTO((rtx, rtx));
+static void update_reg_last_use PROTO((rtx, rtx));
#ifdef HAIFA
/* This is extern from unroll.c */
-void iteration_info ();
+extern void iteration_info PROTO((rtx, rtx *, rtx *, rtx, rtx));
/* Two main functions for implementing bct:
first - to be called before loop unrolling, and the second - after */
#ifdef HAVE_decrement_and_branch_on_count
-static void analyze_loop_iterations ();
-static void insert_bct ();
+static void analyze_loop_iterations PROTO((rtx, rtx));
+static void insert_bct PROTO((rtx, rtx));
/* Auxiliary function that inserts the bct pattern into the loop */
-static void instrument_loop_bct ();
+static void instrument_loop_bct PROTO((rtx, rtx, rtx));
#endif /* HAVE_decrement_and_branch_on_count */
#endif /* HAIFA */
/* Indirect_jump_in_function is computed once per function. */
int indirect_jump_in_function = 0;
-static int indirect_jump_in_function_p ();
+static int indirect_jump_in_function_p PROTO((rtx));
\f
/* Relative gain of eliminating various kinds of operations. */