c-lex.c (is_class_name): Delete declaration.

        * 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

12 files changed, 147 insertions, 55 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f2d6bf8e685..4e7744c0cfb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,43 @@
+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.
diff --git a/gcc/c-lex.c b/gcc/c-lex.c
index 99b21c0382f..8e9e10c8fef 100644
--- a/gcc/c-lex.c
+++ b/gcc/c-lex.c
@@ -93,8 +93,6 @@ tree lastiddecl;
 
 int doing_objc_thang;
 
-extern tree is_class_name ();
-
 extern int yydebug;
 
 /* File used for outputting assembler code.  */
@@ -129,6 +127,7 @@ static int nextchar = -1;
 #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 *));
@@ -334,7 +333,7 @@ yyprint (file, yychar, yylval)
 
 /* Iff C is a carriage return, warn about it - if appropriate -
    and return nonzero.  */
-int
+static int
 whitespace_cr (c)
      int c;
 {
diff --git a/gcc/c-lex.h b/gcc/c-lex.h
index c1aed084e5f..5515ce4191b 100644
--- a/gcc/c-lex.h
+++ b/gcc/c-lex.h
@@ -73,8 +73,16 @@ extern tree lastiddecl;
 
 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));
diff --git a/gcc/genattr.c b/gcc/genattr.c
index 525dce0c2bb..fe3457c45ec 100644
--- a/gcc/genattr.c
+++ b/gcc/genattr.c
@@ -57,6 +57,12 @@ struct function_unit
   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;
diff --git a/gcc/gencodes.c b/gcc/gencodes.c
index 1ef7b337740..677c3446aea 100644
--- a/gcc/gencodes.c
+++ b/gcc/gencodes.c
@@ -39,6 +39,8 @@ void fancy_abort PROTO((void));
 
 static int insn_code_number;
 
+static void gen_insn PROTO((rtx));
+
 static void
 gen_insn (insn)
      rtx insn;
diff --git a/gcc/genconfig.c b/gcc/genconfig.c
index 69f9240983f..ffcb5c38b88 100644
--- a/gcc/genconfig.c
+++ b/gcc/genconfig.c
@@ -50,6 +50,12 @@ char *xmalloc PROTO((unsigned));
 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. 
 
diff --git a/gcc/genflags.c b/gcc/genflags.c
index 9a9db0209a5..9a21ef0c265 100644
--- a/gcc/genflags.c
+++ b/gcc/genflags.c
@@ -46,6 +46,12 @@ static struct obstack call_obstack, normal_obstack;
 /* 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
diff --git a/gcc/gengenrtl.c b/gcc/gengenrtl.c
index 55ac3147480..6a4b3a46051 100644
--- a/gcc/gengenrtl.c
+++ b/gcc/gengenrtl.c
@@ -48,6 +48,18 @@ struct rtx_definition defs[] =
 
 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;
diff --git a/gcc/genopinit.c b/gcc/genopinit.c
index 7944dec03cb..fad369526a6 100644
--- a/gcc/genopinit.c
+++ b/gcc/genopinit.c
@@ -124,6 +124,8 @@ char *optabs[] =
 /* Allow linking with print-rtl.c.  */
 char **insn_name_ptr;
 
+static void gen_insn PROTO((rtx));
+
 static void
 gen_insn (insn)
      rtx insn;
diff --git a/gcc/genoutput.c b/gcc/genoutput.c
index 540685d3db5..85cca69c540 100644
--- a/gcc/genoutput.c
+++ b/gcc/genoutput.c
@@ -169,10 +169,20 @@ int have_constraints;
 
 static int have_error;
 
+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 *));
+
 static void
 output_prologue ()
 {
-
   printf ("/* Generated automatically by the program `genoutput'\n\
 from the machine description file `md'.  */\n\n");
 
diff --git a/gcc/genpeep.c b/gcc/genpeep.c
index 0150c565b2d..ab21d401fa1 100644
--- a/gcc/genpeep.c
+++ b/gcc/genpeep.c
@@ -44,7 +44,6 @@ struct link
 };
 
 char *xmalloc PROTO((unsigned));
-static void match_rtx PROTO((rtx, struct link *, int));
 static void fatal ();
 void fancy_abort PROTO((void));
 
@@ -59,6 +58,8 @@ static int n_operands;
 
 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));
 
diff --git a/gcc/loop.c b/gcc/loop.c
index a3f7a8f59bc..4d2a6627dd8 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -277,67 +277,67 @@ FILE *loop_dump_stream;
 
 /* 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));
 
 
 /* Relative gain of eliminating various kinds of operations.  */