* config/tc-w65.c (s_longa): Prototype. Make static, specify int arg.

	(cons, s_align_bytes): Delete declaration.
	(relax): Delete.
	(md_begin): Constify "struct opinfo *" var.  Don't try to make "name"
	strings common.
	(dot): Delete unused function.
	(w65_expression): Remove unused arg.
	(parse_exp): Prototype.  Remove unused arg.  Adjust w65_expression
	call.
	(get_operands): Prototype.  Constify "struct opinfo *" arg.  Fix
	parse_exp call.
	(get_specific): Prototype.  Constify "struct opinfo *" arg and return
	value.
	(check): Remove unused function.
	(build_Mytes): Prototype.  Constify "struct opinfo *" arg.  Abort
	on unhandled switch case.
	(md_assemble): Remove unused op_start, op_end, nlen, p vars.  Constify
	"opcode".
	(tc_crawl_symbol_chain): Delete unused function.
	(tc_headers_hook): Likewise.
	(tc_Nout_fix_to_chars): Likewise.
	(md_undefined_symbol): Add ATTRIBUTE_UNUSED.
	(md_parse_option): Likewise.
	(md_convert_frag): Likewise.
	(tc_coff_symbol_emit_hook): Likewise.
	(md_show_usage): Likewise.
	* config/tc-w65.h (tc_coff_sizemachdep): Declare.
	(TC_PARSE_CONS_EXPRESSION): w65_expression takes one arg.
	(w65_expression): Declare.

	* po/POTFILES.in: Regenerate.

2 files changed, 32 insertions, 92 deletions

diff --git a/gas/config/tc-w65.c b/gas/config/tc-w65.c
index 9ab85e8..82f39f8 100644
--- a/gas/config/tc-w65.c
+++ b/gas/config/tc-w65.c
@@ -49,7 +49,12 @@ const char line_comment_chars[] = "!#";
 #define OP_BVC	0x50
 #define OP_BVS	0x70
 
-void s_longa ();
+static void s_longa PARAMS ((int));
+static char *parse_exp PARAMS ((char *));
+static char *get_operands PARAMS ((const struct opinfo *, char *));
+static const struct opinfo *get_specific PARAMS ((const struct opinfo *));
+static void build_Mytes PARAMS ((const struct opinfo *));
+
 
 const pseudo_typeS md_pseudo_table[] = {
   {"int", cons, 2},
@@ -59,15 +64,10 @@ const pseudo_typeS md_pseudo_table[] = {
   {0, 0, 0}
 };
 
-void cons ();
-void s_align_bytes ();
-
 #if 0
 int md_reloc_size;
 #endif
 
-static int relax;		/* set if -relax seen */
-
 const char EXP_CHARS[] = "eE";
 
 /* Chars that mean this number is a floating point constant.  */
@@ -124,8 +124,9 @@ relax_typeS md_relax_table[C (END, 0)] = {
    should set up all the tables, etc that the MD part of the assembler
    needs.  */
 
-void
+static void
 s_longa (xmode)
+     int xmode;
 {
   int *p = xmode ? &X : &M;
   while (*input_line_pointer == ' ')
@@ -148,7 +149,7 @@ s_longa (xmode)
 void
 md_begin ()
 {
-  struct opinfo *opcode;
+  const struct opinfo *opcode;
   char *prev_name = "";
 
   opcode_hash_control = hash_new ();
@@ -161,12 +162,6 @@ md_begin ()
 	  prev_name = opcode->name;
 	  hash_insert (opcode_hash_control, opcode->name, (char *) opcode);
 	}
-      else
-	{
-	  /* Make all the opcodes with the same name point to the same
-	     string.  */
-	  opcode->name = prev_name;
-	}
     }
 
   flag_signed_overflow_ok = 1;
@@ -174,30 +169,13 @@ md_begin ()
 
 static expressionS immediate;	/* absolute expression */
 static expressionS immediate1;	/* absolute expression */
-
-static symbolS *
-dot ()
-{
-  const char *fake;
-
-  /* JF: '.' is pseudo symbol with value of current location
-     in current segment.  */
-  fake = FAKE_LABEL_NAME;
-  return symbol_new (fake,
-		     now_seg,
-		     (valueT) frag_now_fix (),
-		     frag_now);
-
-}
-
 int expr_size;
 int expr_shift;
 int tc_cons_reloc;
 
 void
-w65_expression (dest, bytes)
+w65_expression (dest)
      expressionS *dest;
-     unsigned int bytes;
 {
   expr_size = 0;
   expr_shift = 0;
@@ -227,16 +205,15 @@ w65_expression (dest, bytes)
 int amode;
 
 static char *
-parse_exp (s, bytes)
+parse_exp (s)
      char *s;
-     int bytes;
 {
   char *save;
   char *new;
 
   save = input_line_pointer;
   input_line_pointer = s;
-  w65_expression (&immediate, bytes);
+  w65_expression (&immediate);
   if (immediate.X_op == O_absent)
     as_bad (_("missing operand"));
   new = input_line_pointer;
@@ -246,7 +223,7 @@ parse_exp (s, bytes)
 
 static char *
 get_operands (info, ptr)
-     struct opinfo *info;
+     const struct opinfo *info;
      char *ptr;
 {
   register int override_len = 0;
@@ -474,7 +451,7 @@ get_operands (info, ptr)
     }
   else
     {
-      ptr = parse_exp (ptr, 2);
+      ptr = parse_exp (ptr);
       if (ptr[0] == ',')
 	{
 	  if (ptr[1] == 'y')
@@ -591,9 +568,9 @@ get_operands (info, ptr)
    addressing modes, return the opcode which matches the opcodes
    provided.  */
 
-static struct opinfo *
+static const struct opinfo *
 get_specific (opcode)
-     struct opinfo *opcode;
+     const struct opinfo *opcode;
 {
   int ocode = opcode->code;
 
@@ -605,28 +582,11 @@ get_specific (opcode)
   return 0;
 }
 
-int
-check (operand, low, high)
-     expressionS *operand;
-     int low;
-     int high;
-{
-  if (operand->X_op != O_constant
-      || operand->X_add_number < low
-      || operand->X_add_number > high)
-    {
-      as_bad ("operand must be absolute in range %d..%d", low, high);
-    }
-  return operand->X_add_number;
-}
-
-static int log2[] = { 0, 0, 1, 0, 2 };
-
 /* Now we know what sort of opcodes it is, let's build the bytes.  */
 
 static void
 build_Mytes (opcode)
-     struct opinfo *opcode;
+     const struct opinfo *opcode;
 {
   int size;
   int type;
@@ -656,6 +616,8 @@ build_Mytes (opcode)
       switch (opcode->amode)
 	{
 	  GETINFO (size, type, pcrel);
+	default:
+	  abort ();
 	}
 
       /* If something special was done in the expression modify the
@@ -707,12 +669,8 @@ void
 md_assemble (str)
      char *str;
 {
-  unsigned char *op_start;
-  unsigned char *op_end;
-  struct opinfo *opcode;
+  const struct opinfo *opcode;
   char name[20];
-  int nlen = 0;
-  char *p;
 
   /* Drop leading whitespace */
   while (*str == ' ')
@@ -756,27 +714,13 @@ md_assemble (str)
   build_Mytes (opcode);
 }
 
-void
-tc_crawl_symbol_chain (headers)
-     object_headers *headers;
-{
-  printf (_("call to tc_crawl_symbol_chain \n"));
-}
-
 symbolS *
 md_undefined_symbol (name)
-     char *name;
+     char *name ATTRIBUTE_UNUSED;
 {
   return 0;
 }
 
-void
-tc_headers_hook (headers)
-     object_headers *headers;
-{
-  printf (_("call to tc_headers_hook \n"));
-}
-
 /* Various routines to kill one day.  */
 /* Equal to MAX_PRECISION in atof-ieee.c.  */
 #define MAX_LITTLENUMS 6
@@ -796,7 +740,6 @@ md_atof (type, litP, sizeP)
   LITTLENUM_TYPE words[MAX_LITTLENUMS];
   LITTLENUM_TYPE *wordP;
   char *t;
-  char *atof_ieee ();
 
   switch (type)
     {
@@ -843,26 +786,19 @@ md_atof (type, litP, sizeP)
 
 int
 md_parse_option (c, a)
-     int c;
-     char *a;
+     int c ATTRIBUTE_UNUSED;
+     char *a ATTRIBUTE_UNUSED;
 {
   return 0;
 }
 
-void
-tc_Nout_fix_to_chars ()
-{
-  printf (_("call to tc_Nout_fix_to_chars \n"));
-  abort ();
-}
-
 /* Called after relaxing, change the frags so they know how big they
    are.  */
 
 void
 md_convert_frag (headers, seg, fragP)
-     object_headers *headers;
-     segT seg;
+     object_headers *headers ATTRIBUTE_UNUSED;
+     segT seg ATTRIBUTE_UNUSED;
      fragS *fragP;
 {
   int disp_size = 0;
@@ -1058,7 +994,7 @@ md_pcrel_from (fixP)
 
 void
 tc_coff_symbol_emit_hook (x)
-     symbolS *x;
+     symbolS *x ATTRIBUTE_UNUSED;
 {
 }
 
@@ -1194,7 +1130,7 @@ struct option md_longopts[] = {
 
 void
 md_show_usage (stream)
-     FILE *stream;
+     FILE *stream ATTRIBUTE_UNUSED;
 {
 }
 
diff --git a/gas/config/tc-w65.h b/gas/config/tc-w65.h
index a028728..a2cc9a8 100644
--- a/gas/config/tc-w65.h
+++ b/gas/config/tc-w65.h
@@ -47,7 +47,11 @@ extern void tc_reloc_mangle
 #define RELOC_32 1234
 
 #define TC_COFF_SIZEMACHDEP(frag) tc_coff_sizemachdep (frag)
-#define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) w65_expression (EXP, NBYTES)
+int tc_coff_sizemachdep PARAMS ((fragS *));
+
+#define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) w65_expression (EXP)
+void w65_expression PARAMS ((expressionS *));
+
 #define TC_COUNT_RELOC(x) (1)
 #define TC_CONS_RELOC tc_cons_reloc
 #define DONT_OVERFLOW