x
[deliverable/binutils-gdb.git] / gas / listing.c
index 343aa62d6d126448695422caa70add6246976298..ef88c0d553031053d740f3518c1920ec02bb0529 100644 (file)
 /* listing.c - mainting assembly listings
    Copyright (C) 1991, 1992 Free Software Foundation, Inc.
-   
-   This file is part of GAS, the GNU Assembler.
-   
-   GAS is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
-   
-   GAS is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-   
-   You should have received a copy of the GNU General Public License
-   along with GAS; see the file COPYING.  If not, write to
-   the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+This file is part of GAS, the GNU Assembler.
+
+GAS is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GAS is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GAS; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
 
 /*
 Contributed by Steve Chamberlain
-  sac@cygnus.com
-  
-  
 A listing page looks like:
-  
 LISTING_HEADER  sourcefilename pagenumber
 TITLE LINE
 SUBTITLE LINE
 linenumber address data  source
 linenumber address data  source
 linenumber address data  source
 linenumber address data  source
-  
 If not overridden, the listing commands are:
-  
 .title  "stuff" 
-  Put "stuff" onto the title line 
 .sbttl  "stuff"
-  Put stuff onto the subtitle line
-  
+ Contributed by Steve Chamberlain
+               sac@cygnus.com
+
+
+ A listing page looks like:
+ LISTING_HEADER  sourcefilename pagenumber
+ TITLE LINE
+ SUBTITLE LINE
+ linenumber address data  source
+ linenumber address data  source
+ linenumber address data  source
+ linenumber address data  source
+
+ If not overridden, the listing commands are:
+
+ .title  "stuff" 
+       Put "stuff" onto the title line 
+ .sbttl  "stuff"
+        Put stuff onto the subtitle line
+
   If these commands come within 10 lines of the top of the page, they
   will affect the page they are on, as well as any subsequent page
-  
 .eject
-  Thow a page
 .list
-  Increment the enable listing counter
 .nolist
-  Decrement the enable listing counter
-  
 .psize Y[,X]
-  Set the paper size to X wide and Y high. Setting a psize Y of
-  zero will suppress form feeds except where demanded by .eject
-  
 If the counter goes below zero, listing is suppressed. 
-  
-  
 Listings are a maintained by read calling various listing_<foo>
 functions.  What happens most is that the macro NO_LISTING is not
 defined (from the Makefile), then the macro LISTING_NEWLINE expands
 into a call to listing_newline.  The call is done from read.c, every
 time it sees a newline, and -l is on the command line.
-  
 The function listing_newline remembers the frag associated with the
 newline, and creates a new frag - note that this is wasteful, but not
 a big deal, since listing slows things down a lot anyway.  The
 function also rememebers when the filename changes.
-  
 When all the input has finished, and gas has had a chance to settle
 down, the listing is output. This is done by running down the list of
 frag/source file records, and opening the files as needed and printing
 out the bytes and chars associated with them.
-  
 The only things which the architecture can change about the listing
 are defined in these macros:
-  
 LISTING_HEADER               The name of the architecture
 LISTING_WORD_SIZE      The make of the number of bytes in a word, this determines
-  the clumping of the output data. eg a value of
-  2 makes words look like 1234 5678, whilst 1
-  would make the same value look like 12 34 56
-  78
 LISTING_LHS_WIDTH      Number of words of above size for the lhs
-  
 LISTING_LHS_WIDTH_SECOND   Number of words for the data on the lhs
-  for the second line
-  
 LISTING_LHS_CONT_LINES       Max number of lines to use up for a continutation
 LISTING_RHS_WIDTH      Number of chars from the input file to print
-  on a line
-  */
+
+ .eject
+       Thow a page
+ .list
+       Increment the enable listing counter
+ .nolist
+       Decrement the enable listing counter
+
+ .psize Y[,X]
+       Set the paper size to X wide and Y high. Setting a psize Y of
+       zero will suppress form feeds except where demanded by .eject
+
+ If the counter goes below zero, listing is suppressed. 
+
+
+ Listings are a maintained by read calling various listing_<foo>
+ functions.  What happens most is that the macro NO_LISTING is not
+ defined (from the Makefile), then the macro LISTING_NEWLINE expands
+ into a call to listing_newline.  The call is done from read.c, every
+ time it sees a newline, and -l is on the command line.
+
+ The function listing_newline remembers the frag associated with the
+ newline, and creates a new frag - note that this is wasteful, but not
+ a big deal, since listing slows things down a lot anyway.  The
+ function also rememebers when the filename changes.
+
+ When all the input has finished, and gas has had a chance to settle
+ down, the listing is output. This is done by running down the list of
+ frag/source file records, and opening the files as needed and printing
+ out the bytes and chars associated with them.
+
+ The only things which the architecture can change about the listing
+ are defined in these macros:
+
LISTING_HEADER                The name of the architecture
+ LISTING_WORD_SIZE      The make of the number of bytes in a word, this determines
+                       the clumping of the output data. eg a value of
+                       2 makes words look like 1234 5678, whilst 1
+                       would make the same value look like 12 34 56
+                       78
+ LISTING_LHS_WIDTH      Number of words of above size for the lhs
+
+ LISTING_LHS_WIDTH_SECOND   Number of words for the data on the lhs
+                       for the second line
+
LISTING_LHS_CONT_LINES        Max number of lines to use up for a continutation
+ LISTING_RHS_WIDTH      Number of chars from the input file to print
+                        on a line
+*/
 
 #include "as.h"
 #include <obstack.h>
 #include "input-file.h"
 #include "targ-cpu.h"
 
+char *malloc();
+
 #ifndef NO_LISTING
 #ifndef LISTING_HEADER
 #define LISTING_HEADER "GAS LISTING"
 /* This structure remembers which .s were used */
 typedef struct file_info_struct 
 {
-       char *filename;
-       int linenum;
-       FILE *file;
-       struct file_info_struct *next;
-       int end_pending;
-       
+  char *filename;
+  int linenum;
+  FILE *file;
+  struct file_info_struct *next;
+  int end_pending;
+  
 } file_info_type ;
 
-
+  
 /* this structure rememebrs which line from which file goes into which
    frag */
 typedef struct list_info_struct
 {
-       /* Frag which this line of source is nearest to */
-       fragS *frag;
-       /* The actual line in the source file */
-       unsigned int line;
-       /* Pointer to the file info struct for the file which this line
-          belongs to */
-       file_info_type *file;
-       
-       /* Next in list */
-       struct list_info_struct *next;
-       
-       
-       /* Pointer to the file info struct for the high level language
-          source line that belongs here */
-       file_info_type *hll_file;
-       
-       /* High level language source line */
-       int hll_line;
-       
-       
-       /* Pointer to any error message associated with this line */
-       char *message;
-       
-       enum 
-           {
-                   EDICT_NONE,
-                   EDICT_SBTTL,
-                   EDICT_TITLE,
-                   EDICT_NOLIST,
-                   EDICT_LIST,
-                   EDICT_EJECT 
-               } edict;
-       char *edict_arg;
-       
+  /* Frag which this line of source is nearest to */
+  fragS *frag;
+  /* The actual line in the source file */
+  unsigned int line;
+  /* Pointer to the file info struct for the file which this line
+     belongs to */
+  file_info_type *file;
+
+  /* Next in list */
+  struct list_info_struct *next;
+
+
+  /* Pointer to the file info struct for the high level language
+     source line that belongs here */
+  file_info_type *hll_file;
+  
+  /* High level language source line */
+  int hll_line;
+  
+
+  /* Pointer to any error message associated with this line */
+  char *message;
+  
+  enum 
+  {
+    EDICT_NONE,
+    EDICT_SBTTL,
+    EDICT_TITLE,
+    EDICT_NOLIST,
+    EDICT_LIST,
+    EDICT_EJECT 
+   } edict;
+  char *edict_arg;
+  
 } list_info_type;
 
 
@@ -185,45 +187,45 @@ static int paper_height = 60;
 
 /* this static array is used to keep the text of data to be printed
    before the start of the line.
-   It is stored so we can give a bit more info on the next line.  To much, and large
+    It is stored so we can give a bit more info on the next line.  To much, and large
    initialized arrays will use up lots of paper.
  */
+ */
 
 static char data_buffer[100];
 static unsigned int data_buffer_size;
 
-
+                  
 static void
-    DEFUN(listing_message,(name, message),
-         char *name AND
-         char *message)
-{
-       unsigned int l = strlen(name) + strlen(message)+1;
-       char *n =  malloc(l);
-       strcpy(n,name);
-       strcat(n,message);
-       if(listing_tail != (list_info_type *)NULL) 
-           {
-                   listing_tail->message = n;
-           }
-       
+DEFUN(listing_message,(name, message),
+      char *name AND
+      char *message)
+{
+  unsigned int l = strlen(name) + strlen(message)+1;
+  char *n =  (char*)malloc(l);
+  strcpy(n,name);
+  strcat(n,message);
+  if(listing_tail != (list_info_type *)NULL) 
+  {
+    listing_tail->message = n;
+  }
+  
 }
 
 
 
 
 void 
-    DEFUN(listing_warning,(message),
-         char *message)
+DEFUN(listing_warning,(message),
+      char *message)
 {
-       listing_message("Warning:", message);
+  listing_message("Warning:", message);
 }
 
 void 
-    DEFUN(listing_error,(message),
-         char *message)
+DEFUN(listing_error,(message),
+      char *message)
 {
-       listing_message("Error:", message);
+  listing_message("Error:", message);
 }
 
 
@@ -232,133 +234,143 @@ void
 static file_info_type *file_info_head;
 
 static file_info_type *
-    DEFUN(file_info, (file_name),
-         char *file_name)
+DEFUN(file_info, (file_name),
+          char *file_name)
 {
-       /* Find an entry with this file name */
-       file_info_type *p = file_info_head;
-       
-       while (p != (file_info_type *)NULL) 
-           {
-                   if (strcmp(p->filename, file_name) == 0)
-                       return p;
-                   p = p->next;  
-           }
-       
-       /* Make new entry */
-       
-       p = (file_info_type *)xmalloc(sizeof(file_info_type));
-       p->next = file_info_head;
-       file_info_head = p;
-       p->filename = xmalloc(strlen(file_name)+1);
-       strcpy(p->filename, file_name);
-       p->linenum = 0;
-       p->end_pending = 0;
-       
-       p->file = fopen(p->filename,"r");
-       return p;
-       
+  /* Find an entry with this file name */
+  file_info_type *p = file_info_head;
+  
+  while (p != (file_info_type *)NULL) 
+  {
+    if (strcmp(p->filename, file_name) == 0)
+     return p;
+    p = p->next;  
+  }
+
+  /* Make new entry */
+
+  p = (file_info_type *)xmalloc(sizeof(file_info_type));
+  p->next = file_info_head;
+  file_info_head = p;
+  p->filename = xmalloc(strlen(file_name)+1);
+  strcpy(p->filename, file_name);
+  p->linenum = 0;
+  p->end_pending = 0;
+  
+  p->file = fopen(p->filename,"rb");
+if (p->file)  fgetc(p->file);
+
+
+
+  return p;
+  
 }
 
 
 static void 
-    DEFUN_VOID(new_frag)
+DEFUN_VOID(new_frag)
 {
-       
-       frag_wane(frag_now);
-       frag_new(0);
-       
+  
+    frag_wane(frag_now);
+    frag_new(0);
+
 }
 
 void 
-    DEFUN(listing_newline,(ps),
-         char *ps)
+DEFUN(listing_newline,(ps),
+      char *ps)
 {
-       char *s = ps;
-       extern char *file_name;
-       static unsigned int last_line =0xffff ;  
-       
-       
-       list_info_type *new;
-       if (physical_input_line != last_line) 
-           {
-                   last_line = physical_input_line;
-                   new_frag();
-                   
-                   new  = (list_info_type *)malloc(sizeof(list_info_type));
-                   new->frag = frag_now;
-                   new->line = physical_input_line ;
-                   new->file = file_info(file_name);
-                   
-                   if (listing_tail) 
-                       {
-                               listing_tail->next = new;
-                       }
-                   else 
-                       {
-                               head = new;
-                       }
-                   listing_tail = new;
-                   new->next = (list_info_type *)NULL;
-                   new->message = (char *)NULL;
-                   new->edict = EDICT_NONE;    
-                   new->hll_file = (file_info_type*)NULL;
-                   new->hll_line = 0;
-                   new_frag();
-           }  
+  char *s = ps;
+  extern char *file_name;
+  static unsigned int last_line =0xffff ;  
+
+  
+  list_info_type *new;
+  if (physical_input_line != last_line) 
+  {
+    last_line = physical_input_line;
+    new_frag();
+    
+    new  = (list_info_type *)malloc(sizeof(list_info_type));
+    new->frag = frag_now;
+    new->line = physical_input_line ;
+    new->file = file_info(file_name);
+    
+    if (listing_tail) 
+    {
+      listing_tail->next = new;
+    }
+    else 
+    {
+      head = new;
+    }
+    listing_tail = new;
+    new->next = (list_info_type *)NULL;
+    new->message = (char *)NULL;
+    new->edict = EDICT_NONE;    
+    new->hll_file = (file_info_type*)NULL;
+    new->hll_line = 0;
+    new_frag();
+  }  
 }
 
 
 /* 
 This function returns the next source line from the file supplied,
 truncated to size.  It appends a fake line to the end of each input
 file to make
-  */
+ This function returns the next source line from the file supplied,
+ truncated to size.  It appends a fake line to the end of each input
+ file to make
+*/
 
 static char *
-    DEFUN(buffer_line,(file, line, size),
-         file_info_type *file AND
-         char *line AND
-         unsigned int size)
+DEFUN(buffer_line,(file, line, size),
+      file_info_type *file AND
+      char *line AND
+      unsigned int size)
 {
-       unsigned int count = 0;
-       int c;
-       
-       char *p = line;
-       
-       /* If we couldn't open the file, return an empty line */
-       if  (file->file == (FILE*)NULL) 
-           {
-                   return "";
-           }
-       
-       if (file->end_pending == 10) {
-               *p ++ = '\n';
-               rewind(file->file);
-               file->linenum = 0;
-               file->end_pending = 0;
-       }  
-       c = fgetc(file->file);
-       size -= 1;                      /* leave room for null */
-       
-       while (c != EOF && c != '\n') 
-           {
-                   if (count < size) 
-                       *p++ = c;
-                   count++;
-                   
-                   c= fgetc(file->file);
-           }
-       if (c == EOF) 
-           {
-                   file->end_pending ++;
-                   *p++ = 'E';
-                   *p++ = 'O';
-                   *p++ = 'F';
-           }
-       file->linenum++;  
-       *p++ = 0;
-       return line;
+  unsigned int count = 0;
+  int c;
+  
+  char *p = line;
+
+  /* If we couldn't open the file, return an empty line */
+  if  (file->file == (FILE*)NULL) 
+  {
+    return "";
+  }
+
+  if (file->linenum == 0)
+   rewind(file->file);
+
+  if (file->end_pending == 10) {
+      *p ++ = '\n';
+      fseek(file->file, 0,0 );
+      file->linenum = 0;
+      file->end_pending = 0;
+    }  
+  c = fgetc(file->file);
+
+  
+  size -= 1;                   /* leave room for null */
+
+  while (c != EOF && c != '\n') 
+  {
+    if (count < size) 
+     *p++ = c;
+    count++;
+    
+    c= fgetc(file->file);
+
+  }
+  if (c == EOF) 
+  {
+    file->end_pending ++;
+    *p++ = '.';
+    *p++ = '.';
+    *p++ = '.';
+  }
+  file->linenum++;  
+  *p++ = 0;
+  return line;
 }
 
 
@@ -372,108 +384,124 @@ static unsigned int on_page;    /* number of lines printed on current page */
 
 
 static void
-    DEFUN(listing_page,(list),
-         list_info_type *list)
-{
-       /* Grope around, see if we can see a title or subtitle edict coming up
-          soon  (we look down 10 lines of the page and see if it's there)*/
-       if ((eject || (on_page >= paper_height)) && paper_height != 0) 
-           {
-                   unsigned int c = 10;
-                   int had_title = 0;
-                   int had_subtitle = 0;
-                   
-                   page++;
-                   
-                   while (c != 0 && list) 
-                       {
-                               if (list->edict == EDICT_SBTTL && !had_subtitle) 
-                                   {
-                                           had_subtitle = 1;
-                                           subtitle = list->edict_arg;
-                                   }
-                               if (list->edict == EDICT_TITLE && !had_title) 
-                                   {
-                                           had_title = 1;
-                                           title = list->edict_arg;
-                                   }
-                               list = list->next;
-                               c--;
-                       }    
-                   
-                   
-                   if (page > 1) 
-                       {
-                               printf("\f");
-                       }
-                   
-                   printf("%s %s \t\t\tpage %d\n", LISTING_HEADER, fn, page);
-                   printf("%s\n", title);
-                   printf("%s\n", subtitle);
-                   on_page = 3;
-                   eject = 0;
-           }
+DEFUN(listing_page,(list),
+    list_info_type *list)
+{
+  /* Grope around, see if we can see a title or subtitle edict coming up
+     soon  (we look down 10 lines of the page and see if it's there)*/
+  if ((eject || (on_page >= paper_height)) && paper_height != 0) 
+  {
+    unsigned int c = 10;
+    int had_title = 0;
+    int had_subtitle = 0;
+
+    page++;
+  
+    while (c != 0 && list) 
+    {
+      if (list->edict == EDICT_SBTTL && !had_subtitle) 
+      {
+       had_subtitle = 1;
+       subtitle = list->edict_arg;
+      }
+      if (list->edict == EDICT_TITLE && !had_title) 
+      {
+       had_title = 1;
+       title = list->edict_arg;
+      }
+      list = list->next;
+      c--;
+    }    
+      
+
+    if (page > 1) 
+    {
+      printf("\f");
+    }
+  
+    printf("%s %s \t\t\tpage %d\n", LISTING_HEADER, fn, page);
+    printf("%s\n", title);
+    printf("%s\n", subtitle);
+    on_page = 3;
+    eject = 0;
+  }
 }
 
 
 static unsigned int 
-    DEFUN(calc_hex,(list),
-         list_info_type *list)
+DEFUN(calc_hex,(list),
+      list_info_type *list)
 {
-       list_info_type *first = list;
-       list_info_type *last = first;
-       unsigned int address = ~0;
-       
-       fragS *frag;
-       fragS *frag_ptr;
-       
-       unsigned    int    byte_in_frag = 0;
-       
-       int anything = 0;      
-       
-       /* Find first frag which says it belongs to this line */
-       frag = list->frag; 
-       while (frag  && frag->line != list) 
-           frag = frag->fr_next;
-       
-       frag_ptr = frag;
-       
-       data_buffer_size = 0;
-       
-       /* Dump all the frags which belong to this line */
-       while (frag_ptr != (fragS *)NULL  && frag_ptr->line == first)
-           {
-                   /* Print as many bytes from the fixed part as is sensible */
-                   while(byte_in_frag < frag_ptr->fr_fix && data_buffer_size < sizeof(data_buffer)-10)
-                       {
-                               if (address == ~0)
-                                   {
-                                           address = frag_ptr->fr_address;
-                                   }
-                               
-                               sprintf(data_buffer + data_buffer_size,
-                                       "%02X",
-                                       (frag_ptr->fr_literal[byte_in_frag]) & 0xff);
-                               data_buffer_size += 2;
-                               byte_in_frag++;
-                       }
-                   /* Print as many bytes from the variable part as is sensible */
-                   while (byte_in_frag < frag_ptr->fr_var * frag_ptr->fr_offset 
-                          && data_buffer_size < sizeof(data_buffer)-10)
-                       {
-                               if (address == ~0)
-                                   {
-                                           address =  frag_ptr->fr_address;
-                                   }
-                               data_buffer[data_buffer_size++] = '*';
-                               data_buffer[data_buffer_size++] = '*';
-                               
-                               byte_in_frag++;
-                       }
-                   frag_ptr = frag_ptr->fr_next;
-           }
-       data_buffer[data_buffer_size++] = 0;
-       return address;
+  list_info_type *first = list;
+  list_info_type *last = first;
+  unsigned int address = ~0;
+  
+  fragS *frag;
+  fragS *frag_ptr;
+
+  unsigned    int    byte_in_frag = 0;
+  
+  int anything = 0;      
+
+  /* Find first frag which says it belongs to this line */
+  frag = list->frag; 
+  while (frag  && frag->line != list) 
+   frag = frag->fr_next;
+
+  frag_ptr = frag;
+
+  data_buffer_size = 0;
+  
+  /* Dump all the frags which belong to this line */
+  while (frag_ptr != (fragS *)NULL  && frag_ptr->line == first)
+  {
+    /* Print as many bytes from the fixed part as is sensible */
+    while(byte_in_frag < frag_ptr->fr_fix && data_buffer_size < sizeof(data_buffer)-10)
+    {
+      if (address == ~0)
+      {
+       address = frag_ptr->fr_address;
+      }
+            
+      sprintf(data_buffer + data_buffer_size,
+             "%02X",
+             (frag_ptr->fr_literal[byte_in_frag]) & 0xff);
+      data_buffer_size += 2;
+      byte_in_frag++;
+    }
+  {
+    unsigned int var_rep_max = byte_in_frag; 
+    unsigned int var_rep_idx = byte_in_frag;
+    
+    /* Print as many bytes from the variable part as is sensible */
+    while (byte_in_frag < frag_ptr->fr_var * frag_ptr->fr_offset 
+          && data_buffer_size < sizeof(data_buffer)-10)
+    {
+      if (address == ~0)
+      {
+       address =  frag_ptr->fr_address;
+      }
+sprintf(data_buffer + data_buffer_size,
+       "%02X",
+       (frag_ptr->fr_literal[var_rep_idx]) & 0xff);
+#if 0      
+      data_buffer[data_buffer_size++] = '*';
+      data_buffer[data_buffer_size++] = '*';
+#endif
+      data_buffer_size +=2;
+      
+      var_rep_idx ++;
+      byte_in_frag++;
+      
+      if (var_rep_idx >= frag_ptr->fr_var)
+       var_rep_idx = var_rep_max;
+    }
+  }
+    
+    frag_ptr = frag_ptr->fr_next;
+  }
+  data_buffer[data_buffer_size++] = 0;
+  return address;
 }
 
 
@@ -482,492 +510,509 @@ static unsigned int
 
 
 static void
-    DEFUN(print_lines,(list, string, address),
-         list_info_type *list AND
-         char *string AND
-         unsigned int address)
-{
-       unsigned int idx;
-       unsigned int nchars;
-       unsigned int lines;
-       unsigned int byte_in_word =0;
-       char *src = data_buffer;
+DEFUN(print_lines,(list, string, address),
+list_info_type *list AND
+char *string AND
+unsigned int address)
+{
+  unsigned int idx;
+  unsigned int nchars;
+  unsigned int lines;
+  unsigned int byte_in_word =0;
+  char *src = data_buffer;
+  
+  /* Print the stuff on the first line */
+  listing_page(list);
+  nchars = (LISTING_WORD_SIZE*2 +1)  * LISTING_LHS_WIDTH ;
+  /* Print the hex for the first line */
+  if (address == ~0)  
+  {
+    printf("% 4d     ", list->line);
+    for (idx = 0; idx < nchars; idx++)
+     printf(" ");
+    
+    printf("\t%s\n", string ? string : "");
+    on_page++;
+    listing_page(0);
+    
+  }
+  else 
+  {
+    if (had_errors()) 
+    {
+      printf("% 4d ???? ", list->line);
+    }
+    else 
+    {
+    printf("% 4d %04x ", list->line, address);
+  }
+    
+    /* And the data to go along with it */
+    idx = 0;
+    
+    while (*src && idx < nchars)
+    {
+      printf("%c%c", src[0], src[1]);
+      src += 2;
+      byte_in_word++;
+      if (byte_in_word == LISTING_WORD_SIZE)  
+      {
+       printf(" ");
+       idx++;
+       byte_in_word = 0;
+      }
+      idx+=2;
+    }      
+
+    for (;idx < nchars; idx++) 
+     printf(" ");
+  
+    printf("\t%s\n", string ? string : "");
+    on_page++;
+    listing_page(list);  
+    if (list->message) 
+    {
+      printf("****  %s\n",list->message);
+      listing_page(list);
+      on_page++;
+    }
+
+    for (lines = 0;
+        lines < LISTING_LHS_CONT_LINES 
+        && *src;
+        lines++) {
+       nchars = ((LISTING_WORD_SIZE*2) +1)  * LISTING_LHS_WIDTH_SECOND -1;
+       idx = 0;
+       /* Print any more lines of data, but more compactly */
+       printf("% 4d      ", list->line);
+  
+       while (*src && idx < nchars)
+       {
+         printf("%c%c", src[0], src[1]);
+         src+=2;
+         idx+=2;
+         byte_in_word++;
+         if (byte_in_word == LISTING_WORD_SIZE)  
+         {
+           printf(" ");
+           idx++;
+           byte_in_word = 0;
+         }
+       }
        
-       /* Print the stuff on the first line */
+       printf("\n");
+       on_page++;
        listing_page(list);
-       nchars = (LISTING_WORD_SIZE*2 +1)  * LISTING_LHS_WIDTH ;
-       /* Print the hex for the first line */
-       if (address == ~0)  
-           {
-                   printf("% 4d     ", list->line);
-                   for (idx = 0; idx < nchars; idx++)
-                       printf(" ");
-                   
-                   printf("\t%s\n", string ? string : "");
-                   on_page++;
-                   listing_page(0);
-                   
-           }
-       else 
-           {
-                   if (had_errors()) 
-                       {
-                               printf("% 4d ???? ", list->line);
-                       }
-                   else 
-                       {
-                               printf("% 4d %04x ", list->line, address);
-                       }
-                   
-                   /* And the data to go along with it */
-                   idx = 0;
-                   
-                   while (*src && idx < nchars)
-                       {
-                               printf("%c%c", src[0], src[1]);
-                               src += 2;
-                               byte_in_word++;
-                               if (byte_in_word == LISTING_WORD_SIZE)  
-                                   {
-                                           printf(" ");
-                                           idx++;
-                                           byte_in_word = 0;
-                                   }
-                               idx+=2;
-                       }           
-                   
-                   for (;idx < nchars; idx++) 
-                       printf(" ");
-                   
-                   printf("\t%s\n", string ? string : "");
-                   on_page++;
-                   listing_page(list);  
-                   if (list->message) 
-                       {
-                               printf("****  %s\n",list->message);
-                               listing_page(list);
-                               on_page++;
-                       }
-                   
-                   for (lines = 0;
-                        lines < LISTING_LHS_CONT_LINES 
-                        && *src;
-                        lines++) {
-                           nchars = ((LISTING_WORD_SIZE*2) +1)  * LISTING_LHS_WIDTH_SECOND -1;
-                           idx = 0;
-                           /* Print any more lines of data, but more compactly */
-                           printf("% 4d      ", list->line);
-                           
-                           while (*src && idx < nchars)
-                               {
-                                       printf("%c%c", src[0], src[1]);
-                                       src+=2;
-                                       idx+=2;
-                                       byte_in_word++;
-                                       if (byte_in_word == LISTING_WORD_SIZE)  
-                                           {
-                                                   printf(" ");
-                                                   idx++;
-                                                   byte_in_word = 0;
-                                           }
-                               }
-                           
-                           printf("\n");
-                           on_page++;
-                           listing_page(list);
-                           
-                   }
-                   
-                   
-           }
-}
-
-
+       
+      }
+    
 
+  }
+}
 
+  
+  
+  
 
 
 static void
-    DEFUN_VOID(list_symbol_table)
+DEFUN_VOID(list_symbol_table)
 {
-       extern symbolS *symbol_rootP;
-       
-       symbolS *ptr ;
-       eject = 1;
-       listing_page(0);
-       printf("DEFINED SYMBOLS\n");
-       on_page++;
-       
-       for (ptr = symbol_rootP; ptr != (symbolS*)NULL; ptr = symbol_next(ptr))
-           {
-                   if (ptr->sy_frag->line) 
-                       {
-                               if (strlen(S_GET_NAME(ptr))) 
-                                   {
-                                           printf("%20s:%-5d  %2d:%08x %s \n",
-                                                  ptr->sy_frag->line->file->filename,
-                                                  ptr->sy_frag->line->line,
-                                                  S_GET_SEGMENT(ptr),
-                                                  S_GET_VALUE(ptr),
-                                                  S_GET_NAME(ptr));
-                                           
-                                           on_page++;
-                                           listing_page(0);
-                                   }      
-                       }
-                   
-           }
-       printf("\n");
+  extern symbolS *symbol_rootP;
+  
+  symbolS *ptr ;
+  eject = 1;
+  listing_page(0);
+  printf("DEFINED SYMBOLS\n");
+  on_page++;
+  
+  for (ptr = symbol_rootP; ptr != (symbolS*)NULL; ptr = symbol_next(ptr))
+  {
+    if (ptr->sy_frag->line) 
+    {
+      if (S_GET_NAME(ptr)) 
+      {
+       
+      if (strlen(S_GET_NAME(ptr))) 
+      {
+       printf("%20s:%-5d  %2d:%08x %s \n",
+              ptr->sy_frag->line->file->filename,
+              ptr->sy_frag->line->line,
+              S_GET_SEGMENT(ptr),
+              S_GET_VALUE(ptr),
+              S_GET_NAME(ptr));
+      }
+      
+      else 
+      {
+       printf("%20s:%-5d  %2d:%08x\n",
+              ptr->sy_frag->line->file->filename,
+              ptr->sy_frag->line->line,
+              S_GET_SEGMENT(ptr),
+              S_GET_VALUE(ptr));
+       
+
+      }
+      
        on_page++;
        listing_page(0);
-       printf("UNDEFINED SYMBOLS\n");
+      }      
+    }
+
+  }
+  printf("\n");
+  on_page++;
+  listing_page(0);
+  printf("UNDEFINED SYMBOLS\n");
+  on_page++;
+  listing_page(0);
+  
+  for (ptr = symbol_rootP; ptr != (symbolS*)NULL; ptr = symbol_next(ptr))
+  {
+    if (S_GET_NAME(ptr) && strlen(S_GET_NAME(ptr)) != 0) 
+    {
+      if (ptr->sy_frag->line == 0) 
+      {
+       printf("%s\n",       S_GET_NAME(ptr));
        on_page++;
        listing_page(0);
-       
-       for (ptr = symbol_rootP; ptr != (symbolS*)NULL; ptr = symbol_next(ptr))
-           {
-                   if (ptr && strlen(S_GET_NAME(ptr)) != 0) 
-                       {
-                               if (ptr->sy_frag->line == 0) 
-                                   {
-                                           printf("%s\n",           S_GET_NAME(ptr));
-                                           on_page++;
-                                           listing_page(0);
-                                   }
-                       }
-           }
+      }
+    }
+  }
 }
 
 void 
-    DEFUN(print_source,(current_file, list, buffer, width),
-         file_info_type *current_file AND
-         list_info_type *list AND
-         char *buffer AND
-         unsigned int width)
-{
-       if (current_file->file) {  
-               while (current_file->linenum < list->hll_line)
-                   {
-                           char * p = buffer_line(current_file, buffer, width);
-                           printf("%4d:%-13s **** %s\n", current_file->linenum, current_file->filename, p);
-                           on_page++;
-                           listing_page(list); 
-                   }
-       }
+DEFUN(print_source,(current_file, list, buffer, width),
+      file_info_type *current_file AND
+      list_info_type *list AND
+      char *buffer AND
+      unsigned int width)
+{
+  if (current_file->file) {  
+      while (current_file->linenum < list->hll_line)
+      {
+       char * p = buffer_line(current_file, buffer, width);
+       printf("%4d:%-13s **** %s\n", current_file->linenum, current_file->filename, p);
+       on_page++;
+       listing_page(list);     
+      }
+    }
 }
 
 /* Sometimes the user doesn't want to be bothered by the debugging
    records inserted by the compiler, see if the line is suspicioous */
 
 static int
-    DEFUN(debugging_pseudo,(line),
-         char *line)
+DEFUN(debugging_pseudo,(line),
+      char *line)
 {
-       while (isspace(*line)) 
-           line++;
-       
-       if(*line != '.') return 0;
-       
-       line++;
-       
-       if (strncmp(line, "def",3) == 0) return 1;
-       if (strncmp(line, "val",3) == 0) return 1;
-       if (strncmp(line, "scl",3) == 0) return 1;
-       if (strncmp(line, "line",4) == 0) return 1;
-       if (strncmp(line, "endef",5) == 0) return 1;
-       if (strncmp(line, "ln",2) ==0) return 1;
-       if (strncmp(line, "type",4) ==0) return 1;
-       if (strncmp(line, "size",4) == 0) return 1;
-       if (strncmp(line, "dim",3) ==0) return 1;
-       if (strncmp(line, "tag",3) == 0) return 1;
-       
-       return 0;
-       
+  while (isspace(*line)) 
+   line++;
+
+  if(*line != '.') return 0;
+  
+  line++;
+
+  if (strncmp(line, "def",3) == 0) return 1;
+  if (strncmp(line, "val",3) == 0) return 1;
+  if (strncmp(line, "scl",3) == 0) return 1;
+  if (strncmp(line, "line",4) == 0) return 1;
+  if (strncmp(line, "endef",5) == 0) return 1;
+  if (strncmp(line, "ln",2) ==0) return 1;
+  if (strncmp(line, "type",4) ==0) return 1;
+  if (strncmp(line, "size",4) == 0) return 1;
+  if (strncmp(line, "dim",3) ==0) return 1;
+  if (strncmp(line, "tag",3) == 0) return 1;
+  
+  return 0;
+
 }
 
 void 
-    DEFUN(listing_listing,(name),
-         char *name)
+DEFUN(listing_listing,(name),
+      char *name)
 {
-       list_info_type *list = head;
-       file_info_type *current_hll_file = (file_info_type *)NULL;
-       
-       unsigned  int page= 1;
-       unsigned int prev  = 0;
-       char *message;
-       char *buffer;
-       char *p;
-       unsigned int addr = 0;  
-       int on_page = 0;
-       int show_listing = 1;
-       unsigned int width;
-       
-       buffer = malloc(LISTING_RHS_WIDTH);
+  list_info_type *list = head;
+  file_info_type *current_hll_file = (file_info_type *)NULL;
+  
+  unsigned  int page= 1;
+  unsigned int prev  = 0;
+  char *message;
+  char *buffer;
+  char *p;
+  unsigned int addr = 0;  
+  int on_page = 0;
+  int show_listing = 1;
+  unsigned int width;
+  
+  buffer = malloc(LISTING_RHS_WIDTH);
+  eject = 1;
+  list = head;
+
+  while (list != (list_info_type *)NULL && 0) 
+  {
+    if (list->next)
+     list->frag = list->next->frag;  
+    list = list->next;
+
+  }
+  
+  list = head->next;
+
+
+  while ( list)
+  {
+    width =  LISTING_RHS_WIDTH > paper_width ?  paper_width :
+    LISTING_RHS_WIDTH;
+    
+    switch (list->edict) {
+      case EDICT_LIST:
+       show_listing++;
+       break;
+      case EDICT_NOLIST:
+       show_listing--;
+       break;
+      case EDICT_EJECT:
+       break;
+      case EDICT_NONE:
+       break;
+      case EDICT_TITLE:
+       title = list->edict_arg;
+       break;
+      case EDICT_SBTTL:
+       subtitle = list->edict_arg;
+       break;
+      default:
+       abort();
+      }
+    
+    if (show_listing > 0) 
+    {
+      /* Scan down the list and print all the stuff which can be done
+        with this line (or lines) */
+      message = 0;
+
+      if (list->hll_file) 
+      {
+       current_hll_file = list->hll_file;
+      }
+
+      if (current_hll_file && list->hll_line && listing & LISTING_HLL)
+      {
+       print_source(current_hll_file, list, buffer, width);
+      }
+   
+      p = buffer_line(list->file, buffer, width);      
+
+      if (! ((listing & LISTING_NODEBUG) && debugging_pseudo(p)))
+      {      
+       print_lines(list, p,  calc_hex(list));
+      }
+
+      if (list->edict == EDICT_EJECT) 
+      {
        eject = 1;
-       list = head;
-       
-       while (list != (list_info_type *)NULL && 0) 
-           {
-                   if (list->next)
-                       list->frag = list->next->frag;  
-                   list = list->next;
-                   
-           }
-       
-       list = head->next;
-       
-       
-       while ( list)
-           {
-                   width =  LISTING_RHS_WIDTH > paper_width ?  paper_width :
-                       LISTING_RHS_WIDTH;
-                   
-                   switch (list->edict) {
-                   case EDICT_LIST:
-                           show_listing++;
-                           break;
-                   case EDICT_NOLIST:
-                           show_listing--;
-                           break;
-                   case EDICT_EJECT:
-                           break;
-                   case EDICT_NONE:
-                           break;
-                   case EDICT_TITLE:
-                           title = list->edict_arg;
-                           break;
-                   case EDICT_SBTTL:
-                           subtitle = list->edict_arg;
-                           break;
-                   default:
-                           abort();
-                   }
-                   
-                   if (show_listing > 0) 
-                       {
-                               /* Scan down the list and print all the stuff which can be done
-                                  with this line (or lines) */
-                               message = 0;
-                               
-                               if (list->hll_file) 
-                                   {
-                                           current_hll_file = list->hll_file;
-                                   }
-                               
-                               if (current_hll_file && list->hll_line && listing & LISTING_HLL)
-                                   {
-                                           print_source(current_hll_file, list, buffer, width);
-                                   }
-                               
-                               p = buffer_line(list->file, buffer, width);      
-                               
-                               if (! ((listing & LISTING_NODEBUG) && debugging_pseudo(p)))
-                                   {      
-                                           print_lines(list, p,  calc_hex(list));
-                                   }
-                               
-                               if (list->edict == EDICT_EJECT) 
-                                   {
-                                           eject = 1;
-                                   }    
-                       }
-                   else 
-                       {
-                               
-                               p = buffer_line(list->file, buffer, width);      
-                       }
-                   
-                   list = list->next;
-           }
-       free(buffer);
+      }    
+    }
+    else 
+    {
+         
+      p = buffer_line(list->file, buffer, width);      
+    }
+    
+    list = list->next;
+  }
+  free(buffer);
 }
 
 void 
-    DEFUN(listing_print,(name),
-         char *name)
+DEFUN(listing_print,(name),
+      char *name)
 {
-       title = "";
-       subtitle = "";  
-       
-       if (listing & LISTING_NOFORM) 
-           {
-                   paper_height = 0;
-           }
-       
-       if (listing & LISTING_LISTING) 
-           {
-                   listing_listing(name);
-                   
-           }
-       if (listing & LISTING_SYMBOLS) 
-           {
-                   list_symbol_table();
-           }
+  title = "";
+  subtitle = "";  
+  
+  if (listing & LISTING_NOFORM) 
+  {
+    paper_height = 0;
+  }
+  
+  if (listing & LISTING_LISTING) 
+  {
+    listing_listing(name);
+    
+  }
+  if (listing & LISTING_SYMBOLS) 
+  {
+    list_symbol_table();
+  }
 }  
 
 
 void
-    DEFUN(listing_file,(name),
-         char *name)
+DEFUN(listing_file,(name),
+char *name)
 {
-       fn = name;  
+  fn = name;  
 }
 
 void 
-    DEFUN_VOID(listing_eject)
+DEFUN_VOID(listing_eject)
 {
-       listing_tail->edict = EDICT_EJECT;  
+  listing_tail->edict = EDICT_EJECT;  
 }
 
 void
-    DEFUN_VOID(listing_flags)
+DEFUN_VOID(listing_flags)
 {
-       
+  while ( (*input_line_pointer++) && (*input_line_pointer != '\n') )
+   input_line_pointer++;
+  
 }
 void
-    DEFUN(listing_list,(on),
-         unsigned int on)
+DEFUN(listing_list,(on),
+          unsigned int on)
 {
-       listing_tail->edict = on ? EDICT_LIST : EDICT_NOLIST;
+  listing_tail->edict = on ? EDICT_LIST : EDICT_NOLIST;
 }
 
 
 void
-    DEFUN_VOID(listing_psize)
-{
-       paper_height = get_absolute_expression();
-       
-       if (paper_height < 0 || paper_height > 1000) 
-           {
-                   paper_height = 0;
-                   as_warn("strantge paper height, set to no form");
-           }
      if (*input_line_pointer == ',') 
-           {
-                   input_line_pointer++;
-                   paper_width = get_absolute_expression();
-           }
+DEFUN_VOID(listing_psize)
+{
+  paper_height = get_absolute_expression();
+
+  if (paper_height < 0 || paper_height > 1000) 
+  {
+    paper_height = 0;
+    as_warn("strange paper height, set to no form");
+  }
+ if (*input_line_pointer == ',') 
+  {
+    input_line_pointer++;
+    paper_width = get_absolute_expression();
+  }
 }
 
 
 void
-    DEFUN(listing_title,(depth),
-         unsigned int depth)
+DEFUN(listing_title,(depth),
+      unsigned int depth)
 {
-       char *start;
-       char *title;
-       unsigned int length;
-       
-       SKIP_WHITESPACE();
-       if (*input_line_pointer=='\"') {
-               input_line_pointer++;
-               start = input_line_pointer;
-               
-               while (*input_line_pointer) 
-                   {
-                           if (*input_line_pointer == '\"') 
-                               {
-                                       length = input_line_pointer - start;
-                                       title = malloc(length + 1);
-                                       memcpy(title, start, length);
-                                       title[length] = 0;
-                                       listing_tail->edict = depth ? EDICT_SBTTL : EDICT_TITLE;
-                                       listing_tail->edict_arg = title;
-                                       input_line_pointer++;
-                                       demand_empty_rest_of_line();
-                                       return;      
-                               }
-                           else if (*input_line_pointer == '\n') 
-                               {
-                                       as_bad("New line in title");
-                                       demand_empty_rest_of_line();
-                                       return;
-                               }
-                           else 
-                               {
-                                       input_line_pointer++;
-                               }
-                   }
+  char *start;
+  char *title;
+  unsigned int length;
+  
+  SKIP_WHITESPACE();
+  if (*input_line_pointer=='\"') {
+      input_line_pointer++;
+      start = input_line_pointer;
+  
+      while (*input_line_pointer) 
+      {
+       if (*input_line_pointer == '\"') 
+       {
+         length = input_line_pointer - start;
+         title = malloc(length + 1);
+         memcpy(title, start, length);
+         title[length] = 0;
+         listing_tail->edict = depth ? EDICT_SBTTL : EDICT_TITLE;
+         listing_tail->edict_arg = title;
+         input_line_pointer++;
+         demand_empty_rest_of_line();
+         return;      
+       }
+       else if (*input_line_pointer == '\n') 
+       {
+         as_bad("New line in title");
+         demand_empty_rest_of_line();
+         return;
        }
        else 
-           {
-                   as_bad("expecting title in quotes");
-           }
+       {
+         input_line_pointer++;
+       }
+      }
+    }
+  else 
+  {
+    as_bad("expecting title in quotes");
+  }
 }
 
 
 
 void
-    DEFUN(listing_source_line,(line),
-         unsigned int line)
+DEFUN(listing_source_line,(line),
+          unsigned int line)
 {
-       new_frag();
-       listing_tail->hll_line = line;
-       new_frag();
-       
+  new_frag();
+  listing_tail->hll_line = line;
+  new_frag();
+  
 }
 
 void
-    DEFUN(listing_source_file,(file),
-         char *file)
+DEFUN(listing_source_file,(file),
+        char *file)
 {
-       listing_tail->hll_file = file_info(file);
+  listing_tail->hll_file = file_info(file);
 }
 
 
-
+          
 #else
 
 
 /* Dummy functions for when compiled without listing enabled */
 
 void 
-    DEFUN_VOID(listing_flags)
+DEFUN_VOID(listing_flags)
 {
-       s_ignore();  
+  s_ignore();  
 }
 
 void DEFUN_VOID(listing_list)
 {
-       s_ignore();  
+  s_ignore();  
 }
 
 void DEFUN_VOID(listing_eject)
 {
-       s_ignore();  
+  s_ignore();  
 }
-void DEFUN(listing_psize)
+void DEFUN_VOID(listing_psize)
 {
-       s_ignore();
+  s_ignore();
 }
 
 void DEFUN(listing_title, (depth),
-          unsigned int depth)
+unsigned int depth)
 {
-       s_ignore();  
+  s_ignore();  
 }
 void
-    DEFUN(listing_file,(name),
-         char *name)
+DEFUN(listing_file,(name),
+char *name)
 {
-       
+
 }
 
 void DEFUN(listing_newline,(name),
-          char *name)
+char *name)
 {
-       
+  
 }
 
 void DEFUN(listing_source_line,(n),
-          unsigned int n)
+unsigned int n)
 {
-       
+  
 }
 void DEFUN(listing_source_file, (n),
-          char *n)
+char *n)
 {
-       
+  
 }
 
 
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