X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gas%2Flisting.c;h=1b55cbf63989ef18fab6aa8b4043268eb7b40bb1;hb=798879259b7dc117b84d68ab8878cefd7ca15e3c;hp=70b28b91eb2388249324d7656b31b2f428c10ff9;hpb=b3ca913f749156a7b1b99558dfcf1aab5bb30fdd;p=deliverable%2Fbinutils-gdb.git diff --git a/gas/listing.c b/gas/listing.c index 70b28b91eb..1b55cbf639 100644 --- a/gas/listing.c +++ b/gas/listing.c @@ -1,29 +1,29 @@ -/* listing.c - mainting assembly listings - Copyright (C) 1991, 1992 Free Software Foundation, Inc. +/* listing.c - maintain assembly listings + Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, + 2001, 2002, 2003, 2005, 2006 + Free Software Foundation, Inc. -This file is part of GAS, the GNU Assembler. + 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 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. + 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 + 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, 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ +/* Contributed by Steve Chamberlain A listing page looks like: - + LISTING_HEADER sourcefilename pagenumber TITLE LINE SUBTITLE LINE @@ -34,8 +34,8 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ If not overridden, the listing commands are: - .title "stuff" - Put "stuff" onto the title line + .title "stuff" + Put "stuff" onto the title line .sbttl "stuff" Put stuff onto the subtitle line @@ -53,8 +53,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ 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. - + If the counter goes below zero, listing is suppressed. Listings are a maintained by read calling various listing_ functions. What happens most is that the macro NO_LISTING is not @@ -65,7 +64,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ 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. + function also remembers 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 @@ -86,17 +85,18 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ 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_LHS_CONT_LINES Max number of lines to use up for a continuation LISTING_RHS_WIDTH Number of chars from the input file to print - on a line -*/ + on a line. */ #include "as.h" -#include +#include "obstack.h" +#include "safe-ctype.h" #include "input-file.h" -#include "targ-cpu.h" +#include "subsegs.h" #ifndef NO_LISTING + #ifndef LISTING_HEADER #define LISTING_HEADER "GAS LISTING" #endif @@ -104,817 +104,1219 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ #define LISTING_WORD_SIZE 4 #endif #ifndef LISTING_LHS_WIDTH -#define LISTING_LHS_WIDTH 1 +#define LISTING_LHS_WIDTH ((LISTING_WORD_SIZE) > 4 ? 1 : 4 / (LISTING_WORD_SIZE)) #endif #ifndef LISTING_LHS_WIDTH_SECOND -#define LISTING_LHS_WIDTH_SECOND 1 +#define LISTING_LHS_WIDTH_SECOND LISTING_LHS_WIDTH #endif #ifndef LISTING_RHS_WIDTH #define LISTING_RHS_WIDTH 100 #endif -#ifndef LISTING_LHS_CONT_LINES +#ifndef LISTING_LHS_CONT_LINES #define LISTING_LHS_CONT_LINES 4 #endif - - - -/* This structure remembers which .s were used */ -typedef struct file_info_struct +/* This structure remembers which .s were used. */ +typedef struct file_info_struct { - char *filename; - int linenum; - FILE *file; - struct file_info_struct *next; -} file_info_type ; - - -/* this structure rememebrs which line from which file goes into which - frag */ -typedef struct list_info_struct + struct file_info_struct * next; + char * filename; + long pos; + unsigned int linenum; + int at_end; +} file_info_type; + +/* This structure remembers which line from which file goes into which + frag. */ +struct list_info_struct { - /* Frag which this line of source is nearest to */ + /* Frag which this line of source is nearest to. */ fragS *frag; - /* The actual line in the source file */ + + /* The actual line in the source file. */ unsigned int line; + /* Pointer to the file info struct for the file which this line - belongs to */ + belongs to. */ file_info_type *file; - /* Next in list */ - struct list_info_struct *next; + /* The expanded text of any macro that may have been executing. */ + char *line_contents; + /* Next in list. */ + struct list_info_struct *next; /* Pointer to the file info struct for the high level language - source line that belongs here */ + source line that belongs here. */ file_info_type *hll_file; - - /* High level language source line */ + + /* High level language source line. */ unsigned int hll_line; - - /* Pointer to any error message associated with this 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; - - -static struct list_info_struct *head; -struct list_info_struct *listing_tail; -extern int listing; -extern unsigned int physical_input_line; -extern fragS *frag_now; - - -static int paper_width = 200; -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 - initialized arrays will use up lots of paper. - */ + enum + { + EDICT_NONE, + EDICT_SBTTL, + EDICT_TITLE, + EDICT_NOLIST, + EDICT_LIST, + EDICT_NOLIST_NEXT, + EDICT_EJECT + } edict; + char *edict_arg; -static char data_buffer[100]; -static unsigned int data_buffer_size; + /* Nonzero if this line is to be omitted because it contains + debugging information. This can become a flags field if we come + up with more information to store here. */ + int debugging; +}; + +typedef struct list_info_struct list_info_type; + +int listing_lhs_width = LISTING_LHS_WIDTH; +int listing_lhs_width_second = LISTING_LHS_WIDTH_SECOND; +int listing_lhs_cont_lines = LISTING_LHS_CONT_LINES; +int listing_rhs_width = LISTING_RHS_WIDTH; + +struct list_info_struct * listing_tail; + +static file_info_type * file_info_head; +static file_info_type * last_open_file_info; +static FILE * last_open_file; +static struct list_info_struct * head; +static int paper_width = 200; +static int paper_height = 60; + +extern int listing; + +/* File to output listings to. */ +static FILE *list_file; + +/* This static array is used to keep the text of data to be printed + before the start of the line. */ + +#define MAX_BYTES \ + (((LISTING_WORD_SIZE * 2) + 1) * listing_lhs_width \ + + ((((LISTING_WORD_SIZE * 2) + 1) * listing_lhs_width_second) \ + * listing_lhs_cont_lines) \ + + 20) + +static char *data_buffer; + +/* Prototypes. */ +static void listing_message (const char *, const char *); +static file_info_type *file_info (const char *); +static void new_frag (void); +static char *buffer_line (file_info_type *, char *, unsigned int); +static void listing_page (list_info_type *); +static unsigned int calc_hex (list_info_type *); +static void print_lines (list_info_type *, unsigned int, char *, unsigned int); +static void list_symbol_table (void); +static void print_source (file_info_type *, list_info_type *, char *, unsigned int); +static int debugging_pseudo (list_info_type *, const char *); +static void listing_listing (char *); - static void -DEFUN(listing_message,(name, message), - char *name AND - char *message) +listing_message (const char *name, const 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; - } - + if (listing_tail != (list_info_type *) NULL) + { + unsigned int l = strlen (name) + strlen (message) + 1; + char *n = (char *) xmalloc (l); + strcpy (n, name); + strcat (n, message); + listing_tail->message = n; + } } - - - -void -DEFUN(listing_warning,(message), - char *message) +void +listing_warning (const char *message) { - listing_message("Warning:", message); + listing_message (_("Warning:"), message); } -void -DEFUN(listing_error,(message), - char *message) +void +listing_error (const char *message) { - listing_message("Error:", message); + listing_message (_("Error:"), message); } - - - -static file_info_type *file_info_head; - static file_info_type * -DEFUN(file_info, (file_name), - char *file_name) +file_info (const char *file_name) { - /* Find an entry with this 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 */ + while (p != (file_info_type *) NULL) + { + if (strcmp (p->filename, file_name) == 0) + return p; + p = p->next; + } - p = (file_info_type *)xmalloc(sizeof(file_info_type)); + /* Make new entry. */ + p = 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->filename = xstrdup (file_name); + p->pos = 0; p->linenum = 0; - p->file = fopen(p->filename,"r"); + p->at_end = 0; + return p; - } - -static void -DEFUN_VOID(new_frag) +static void +new_frag (void) { - - frag_wane(frag_now); - frag_new(0); - + frag_wane (frag_now); + frag_new (0); } -void -DEFUN(listing_newline,(ps), - char *ps) +void +listing_newline (char *ps) { - char *s = ps; - extern char *file_name; - static unsigned int last_line =0xffff ; + char *file; + unsigned int line; + static unsigned int last_line = 0xffff; + static char *last_file = NULL; + list_info_type *new = NULL; + + if (listing == 0) + return; + + if (now_seg == absolute_section) + return; + +#ifdef OBJ_ELF + /* In ELF, anything in a section beginning with .debug or .line is + considered to be debugging information. This includes the + statement which switches us into the debugging section, which we + can only set after we are already in the debugging section. */ + if ((listing & LISTING_NODEBUG) != 0 + && listing_tail != NULL + && ! listing_tail->debugging) + { + const char *segname; + + segname = segment_name (now_seg); + if (strncmp (segname, ".debug", sizeof ".debug" - 1) == 0 + || strncmp (segname, ".line", sizeof ".line" - 1) == 0) + listing_tail->debugging = 1; + } +#endif + + as_where (&file, &line); + if (ps == NULL) + { + if (line == last_line + && !(last_file && file && strcmp (file, last_file))) + return; + + new = (list_info_type *) xmalloc (sizeof (list_info_type)); + + /* Detect if we are reading from stdin by examining the file + name returned by as_where(). + + [FIXME: We rely upon the name in the strcmp below being the + same as the one used by input_scrub_new_file(), if that is + not true, then this code will fail]. + + If we are reading from stdin, then we need to save each input + line here (assuming of course that we actually have a line of + input to read), so that it can be displayed in the listing + that is produced at the end of the assembly. */ + if (strcmp (file, _("{standard input}")) == 0 + && input_line_pointer != NULL) + { + char *copy; + int len; + int seen_quote = 0; + + for (copy = input_line_pointer - 1; + *copy && (seen_quote + || (! is_end_of_line [(unsigned char) *copy])); + copy++) + if (*copy == '"' && copy[-1] != '\\') + seen_quote = ! seen_quote; + + len = (copy - input_line_pointer) + 2; + + copy = xmalloc (len); + + if (copy != NULL) + { + char *src = input_line_pointer - 1; + char *dest = copy; - - 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) + while (--len) + { + unsigned char c = *src++; + + /* Omit control characters in the listing. */ + if (!ISCNTRL (c)) + *dest++ = c; + } + + *dest = 0; + } + + new->line_contents = copy; + } + else + new->line_contents = NULL; + } + else { - listing_tail->next = new; + new = xmalloc (sizeof (list_info_type)); + new->line_contents = ps; } - else + + last_line = line; + last_file = file; + + new_frag (); + + if (listing_tail) + listing_tail->next = new; + else + head = new; + + listing_tail = new; + + new->frag = frag_now; + new->line = line; + new->file = file_info (file); + 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->debugging = 0; + + new_frag (); + +#ifdef OBJ_ELF + /* In ELF, anything in a section beginning with .debug or .line is + considered to be debugging information. */ + if ((listing & LISTING_NODEBUG) != 0) { - head = new; + const char *segname; + + segname = segment_name (now_seg); + if (strncmp (segname, ".debug", sizeof ".debug" - 1) == 0 + || strncmp (segname, ".line", sizeof ".line" - 1) == 0) + new->debugging = 1; } - listing_tail = new; - new->next = (list_info_type *)NULL; - new->message = (char *)NULL; - new->edict = EDICT_NONE; - new_frag(); - } +#endif } +/* Attach all current frags to the previous line instead of the + current line. This is called by the MIPS backend when it discovers + that it needs to add some NOP instructions; the added NOP + instructions should go with the instruction that has the delay, not + with the new instruction. */ + +void +listing_prev_line (void) +{ + list_info_type *l; + fragS *f; + + if (head == (list_info_type *) NULL + || head == listing_tail) + return; + new_frag (); + for (l = head; l->next != listing_tail; l = l->next) + ; + + for (f = frchain_now->frch_root; f != (fragS *) NULL; f = f->fr_next) + if (f->line == listing_tail) + f->line = l; + + listing_tail->frag = frag_now; + 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. */ static char * -DEFUN(buffer_line,(file, line, size), - file_info_type *file AND - char *line AND - unsigned int size) +buffer_line (file_info_type *file, char *line, unsigned int size) { unsigned int count = 0; int c; - + char *p = line; - if (file->file == (FILE*)NULL) - { + + /* If we couldn't open the file, return an empty line. */ + if (file->at_end) return ""; - } - - 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) - { - rewind(file->file); - file->linenum = 0; - - } - file->linenum++; + + /* Check the cache and see if we last used this file. */ + if (!last_open_file_info || file != last_open_file_info) + { + if (last_open_file) + { + last_open_file_info->pos = ftell (last_open_file); + fclose (last_open_file); + } + + last_open_file_info = file; + last_open_file = fopen (file->filename, FOPEN_RT); + if (last_open_file == NULL) + { + file->at_end = 1; + return ""; + } + + /* Seek to where we were last time this file was open. */ + if (file->pos) + fseek (last_open_file, file->pos, SEEK_SET); + } + + c = fgetc (last_open_file); + + /* Leave room for null. */ + size -= 1; + + while (c != EOF && c != '\n') + { + if (count < size) + *p++ = c; + count++; + + c = fgetc (last_open_file); + + } + if (c == EOF) + { + file->at_end = 1; + if (count + 2 < size) + { + *p++ = '.'; + *p++ = '.'; + *p++ = '.'; + } + } + file->linenum++; *p++ = 0; return line; } - -static char *fn; +static const char *fn; static unsigned int eject; /* Eject pending */ -static unsigned int page; /* Current page number */ -static char *title; /* current title */ -static char *subtitle; /* current subtitle */ -static unsigned int on_page; /* number of lines printed on current page */ - +static unsigned int page; /* Current page number */ +static char *title; /* Current title */ +static char *subtitle; /* Current subtitle */ +static unsigned int on_page; /* Number of lines printed on current page */ static void -DEFUN(listing_page,(list), - list_info_type *list) +listing_page (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) + soon. (we look down 10 lines of the page and see if it's there) */ + if ((eject || (on_page >= (unsigned int) paper_height)) + && paper_height != 0) { - printf("\f"); + 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) + { + fprintf (list_file, "\f"); + } + + fprintf (list_file, "%s %s \t\t\tpage %d\n", LISTING_HEADER, fn, page); + fprintf (list_file, "%s\n", title); + fprintf (list_file, "%s\n", subtitle); + on_page = 3; + eject = 0; } - - 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) +static unsigned int +calc_hex (list_info_type *list) { + int data_buffer_size; list_info_type *first = list; - list_info_type *last = first; - unsigned int address = ~0; - + unsigned int address = ~(unsigned int) 0; fragS *frag; fragS *frag_ptr; + unsigned int octet_in_frag; - 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; + /* 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++; + + /* 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. */ + octet_in_frag = 0; + while ((offsetT) octet_in_frag < frag_ptr->fr_fix + && data_buffer_size < MAX_BYTES - 3) + { + if (address == ~(unsigned int) 0) + address = frag_ptr->fr_address / OCTETS_PER_BYTE; + + sprintf (data_buffer + data_buffer_size, + "%02X", + (frag_ptr->fr_literal[octet_in_frag]) & 0xff); + data_buffer_size += 2; + octet_in_frag++; + } + if (frag_ptr->fr_type == rs_fill) + { + unsigned int var_rep_max = octet_in_frag; + unsigned int var_rep_idx = octet_in_frag; + + /* Print as many bytes from the variable part as is sensible. */ + while (((offsetT) octet_in_frag + < (frag_ptr->fr_fix + frag_ptr->fr_var * frag_ptr->fr_offset)) + && data_buffer_size < MAX_BYTES - 3) + { + if (address == ~(unsigned int) 0) + address = frag_ptr->fr_address / OCTETS_PER_BYTE; + + sprintf (data_buffer + data_buffer_size, + "%02X", + (frag_ptr->fr_literal[var_rep_idx]) & 0xff); + data_buffer_size += 2; + + var_rep_idx++; + octet_in_frag++; + + if ((offsetT) var_rep_idx >= frag_ptr->fr_fix + frag_ptr->fr_var) + var_rep_idx = var_rep_max; + } + } + + frag_ptr = frag_ptr->fr_next; } - frag_ptr = frag_ptr->fr_next; - } - data_buffer[data_buffer_size++] = 0; + data_buffer[data_buffer_size] = '\0'; return address; } - - - - - static void -DEFUN(print_lines,(list, string, address), -list_info_type *list AND -char *string AND -unsigned int address) +print_lines (list_info_type *list, unsigned int lineno, + char *string, unsigned int address) { unsigned int idx; unsigned int nchars; unsigned int lines; - unsigned int byte_in_word =0; + unsigned int octet_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); + int cur; + + /* 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 == ~(unsigned int) 0) + { + fprintf (list_file, "% 4d ", lineno); + for (idx = 0; idx < nchars; idx++) + fprintf (list_file, " "); + + fprintf (list_file, "\t%s\n", string ? string : ""); + on_page++; + + listing_page (0); + + return; } - 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) + if (had_errors ()) + fprintf (list_file, "% 4d ???? ", lineno); + else + fprintf (list_file, "% 4d %04x ", lineno, address); + + /* And the data to go along with it. */ + idx = 0; + cur = 0; + while (src[cur] && idx < nchars) + { + int offset; + offset = cur; + fprintf (list_file, "%c%c", src[offset], src[offset + 1]); + cur += 2; + octet_in_word++; + + if (octet_in_word == LISTING_WORD_SIZE) { - 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; - } + fprintf (list_file, " "); + idx++; + octet_in_word = 0; } - - printf("\n"); - on_page++; - listing_page(list); - - } - - } -} + idx += 2; + } - - - + for (; idx < nchars; idx++) + fprintf (list_file, " "); + fprintf (list_file, "\t%s\n", string ? string : ""); + on_page++; + listing_page (list); + + if (list->message) + { + fprintf (list_file, "**** %s\n", list->message); + listing_page (list); + on_page++; + } + + for (lines = 0; + lines < (unsigned int) listing_lhs_cont_lines + && src[cur]; + lines++) + { + nchars = ((LISTING_WORD_SIZE * 2) + 1) * listing_lhs_width_second - 1; + idx = 0; + + /* Print any more lines of data, but more compactly. */ + fprintf (list_file, "% 4d ", lineno); + + while (src[cur] && idx < nchars) + { + int offset; + offset = cur; + fprintf (list_file, "%c%c", src[offset], src[offset + 1]); + cur += 2; + idx += 2; + octet_in_word++; + + if (octet_in_word == LISTING_WORD_SIZE) + { + fprintf (list_file, " "); + idx++; + octet_in_word = 0; + } + } + + fprintf (list_file, "\n"); + on_page++; + listing_page (list); + } +} static void -DEFUN_VOID(list_symbol_table) +list_symbol_table (void) { extern symbolS *symbol_rootP; - - symbolS *ptr ; + int got_some = 0; + + symbolS *ptr; eject = 1; - listing_page(0); - printf("DEFINED SYMBOLS\n"); + listing_page (0); + + for (ptr = symbol_rootP; ptr != (symbolS *) NULL; ptr = symbol_next (ptr)) + { + if (SEG_NORMAL (S_GET_SEGMENT (ptr)) + || S_GET_SEGMENT (ptr) == absolute_section) + { + /* Don't report section symbols. They are not interesting. */ + if (symbol_section_p (ptr)) + continue; + + if (S_GET_NAME (ptr)) + { + char buf[30], fmt[8]; + valueT val = S_GET_VALUE (ptr); + + /* @@ Note that this is dependent on the compilation options, + not solely on the target characteristics. */ + if (sizeof (val) == 4 && sizeof (int) == 4) + sprintf (buf, "%08lx", (unsigned long) val); + else if (sizeof (val) <= sizeof (unsigned long)) + { + sprintf (fmt, "%%0%lulx", + (unsigned long) (sizeof (val) * 2)); + sprintf (buf, fmt, (unsigned long) val); + } +#if defined (BFD64) + else if (sizeof (val) > 4) + sprintf_vma (buf, val); +#endif + else + abort (); + + if (!got_some) + { + fprintf (list_file, "DEFINED SYMBOLS\n"); + on_page++; + got_some = 1; + } + + if (symbol_get_frag (ptr) && symbol_get_frag (ptr)->line) + { + fprintf (list_file, "%20s:%-5d %s:%s %s\n", + symbol_get_frag (ptr)->line->file->filename, + symbol_get_frag (ptr)->line->line, + segment_name (S_GET_SEGMENT (ptr)), + buf, S_GET_NAME (ptr)); + } + else + { + fprintf (list_file, "%33s:%s %s\n", + segment_name (S_GET_SEGMENT (ptr)), + buf, S_GET_NAME (ptr)); + } + + on_page++; + listing_page (0); + } + } + + } + if (!got_some) + { + fprintf (list_file, "NO DEFINED SYMBOLS\n"); + on_page++; + } + fprintf (list_file, "\n"); on_page++; - - for (ptr = symbol_rootP; ptr != (symbolS*)NULL; ptr = symbol_next(ptr)) - { - if (ptr->sy_frag->line) - { - 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)); + listing_page (0); + + got_some = 0; + + for (ptr = symbol_rootP; ptr != (symbolS *) NULL; ptr = symbol_next (ptr)) + { + if (S_GET_NAME (ptr) && strlen (S_GET_NAME (ptr)) != 0) + { + if (S_GET_SEGMENT (ptr) == undefined_section) + { + if (!got_some) + { + got_some = 1; + fprintf (list_file, "UNDEFINED SYMBOLS\n"); + on_page++; + listing_page (0); + } + fprintf (list_file, "%s\n", S_GET_NAME (ptr)); + on_page++; + listing_page (0); + } + } + } + if (!got_some) + { + fprintf (list_file, "NO UNDEFINED SYMBOLS\n"); on_page++; - listing_page(0); - + listing_page (0); } +} - } - 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 (strlen(S_GET_NAME(ptr)) != 0) - { - if (ptr->sy_frag->line == 0) - { - - printf("%s\n", S_GET_NAME(ptr)); - on_page++; - listing_page(0); - } +static void +print_source (file_info_type *current_file, list_info_type *list, + char *buffer, unsigned int width) +{ + if (!current_file->at_end) + { + while (current_file->linenum < list->hll_line + && !current_file->at_end) + { + char *p = buffer_line (current_file, buffer, width); + + fprintf (list_file, "%4u:%-13s **** %s\n", current_file->linenum, + current_file->filename, p); + on_page++; + listing_page (list); + } } - } -} - -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); - } +} + +/* Sometimes the user doesn't want to be bothered by the debugging + records inserted by the compiler, see if the line is suspicious. */ + +static int +debugging_pseudo (list_info_type *list, const char *line) +{ + static int in_debug; + int was_debug; + + if (list->debugging) + { + in_debug = 1; + return 1; + } + + was_debug = in_debug; + in_debug = 0; + + while (ISSPACE (*line)) + line++; + + if (*line != '.') + { +#ifdef OBJ_ELF + /* The ELF compiler sometimes emits blank lines after switching + out of a debugging section. If the next line drops us back + into debugging information, then don't print the blank line. + This is a hack for a particular compiler behaviour, not a + general case. */ + if (was_debug + && *line == '\0' + && list->next != NULL + && list->next->debugging) + { + in_debug = 1; + return 1; + } +#endif + + 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; + if (strncmp (line, "stabs", 5) == 0) + return 1; + if (strncmp (line, "stabn", 5) == 0) + return 1; + + return 0; } -void -DEFUN(listing_listing,(name), - char *name) +static void +listing_listing (char *name ATTRIBUTE_UNUSED) { list_info_type *list = head; - file_info_type *current_hll_file = (file_info_type *)NULL; - - unsigned int page= 1; - unsigned int prev = 0; + file_info_type *current_hll_file = (file_info_type *) NULL; 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); + + buffer = xmalloc (listing_rhs_width); + data_buffer = xmalloc (MAX_BYTES); eject = 1; - list = head; + list = head->next; + + while (list) + { + unsigned int list_line; - while (list != (list_info_type *)NULL && 0) - { - if (list->next) - list->frag = list->next->frag; - list = list->next; + width = listing_rhs_width > paper_width ? paper_width : + listing_rhs_width; - } - - list = head->next; + list_line = list->line; + switch (list->edict) + { + case EDICT_LIST: + /* Skip all lines up to the current. */ + list_line--; + break; + case EDICT_NOLIST: + show_listing--; + break; + case EDICT_NOLIST_NEXT: + if (show_listing == 0) + list_line--; + 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) + { + while (list->file->linenum < list_line + && !list->file->at_end) + p = buffer_line (list->file, buffer, width); + } - 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); - - print_lines(list, p, calc_hex(list)); - - if (list->edict == EDICT_EJECT) - { - eject = 1; - } - } - else - { - - p = buffer_line(list->file, buffer, width); + if (list->edict == EDICT_LIST + || (list->edict == EDICT_NOLIST_NEXT && show_listing == 0)) + { + /* Enable listing for the single line that caused the enable. */ + list_line++; + show_listing++; + } + + 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); + + if (list->line_contents) + { + if (!((listing & LISTING_NODEBUG) + && debugging_pseudo (list, list->line_contents))) + print_lines (list, + list->file->linenum == 0 ? list->line : list->file->linenum, + list->line_contents, calc_hex (list)); + + free (list->line_contents); + list->line_contents = NULL; + } + else + { + while (list->file->linenum < list_line + && !list->file->at_end) + { + unsigned int address; + + p = buffer_line (list->file, buffer, width); + + if (list->file->linenum < list_line) + address = ~(unsigned int) 0; + else + address = calc_hex (list); + + if (!((listing & LISTING_NODEBUG) + && debugging_pseudo (list, p))) + print_lines (list, list->file->linenum, p, address); + } + } + + if (list->edict == EDICT_EJECT) + eject = 1; + } + + if (list->edict == EDICT_NOLIST_NEXT && show_listing == 1) + --show_listing; + + list = list->next; } - - list = list->next; - } - free(buffer); + + free (buffer); + free (data_buffer); + data_buffer = NULL; } -void -DEFUN(listing_print,(name), - char *name) +void +listing_print (char *name) { + int using_stdout; + title = ""; - subtitle = ""; - - if (listing & LISTING_NOFORM) - { + subtitle = ""; + + if (name == NULL) + { + list_file = stdout; + using_stdout = 1; + } + else + { + list_file = fopen (name, FOPEN_WT); + if (list_file != NULL) + using_stdout = 0; + else + { + as_warn (_("can't open %s: %s"), name, xstrerror (errno)); + list_file = stdout; + using_stdout = 1; + } + } + + if (listing & LISTING_NOFORM) paper_height = 0; - } - - if (listing & LISTING_LISTING) - { - listing_listing(name); - - } - if (listing & LISTING_SYMBOLS) - { - list_symbol_table(); - } -} + if (listing & LISTING_LISTING) + listing_listing (name); + + if (listing & LISTING_SYMBOLS) + list_symbol_table (); + + if (! using_stdout) + { + if (fclose (list_file) == EOF) + as_warn (_("can't close %s: %s"), name, xstrerror (errno)); + } + + if (last_open_file) + fclose (last_open_file); +} void -DEFUN(listing_file,(name), -char *name) +listing_file (const char *name) { - fn = name; + fn = name; } -void -DEFUN_VOID(listing_eject) +void +listing_eject (int ignore ATTRIBUTE_UNUSED) { - listing_tail->edict = EDICT_EJECT; + if (listing) + listing_tail->edict = EDICT_EJECT; } void -DEFUN_VOID(listing_flags) +listing_flags (int ignore ATTRIBUTE_UNUSED) { - + while ((*input_line_pointer++) && (*input_line_pointer != '\n')) + input_line_pointer++; + } + +/* Turn listing on or off. An argument of 0 means to turn off + listing. An argument of 1 means to turn on listing. An argument + of 2 means to turn off listing, but as of the next line; that is, + the current line should be listed, but the next line should not. */ + void -DEFUN(listing_list,(on), - unsigned int on) +listing_list (int on) { - listing_tail->edict = on ? EDICT_LIST : EDICT_NOLIST; + if (listing) + { + switch (on) + { + case 0: + if (listing_tail->edict == EDICT_LIST) + listing_tail->edict = EDICT_NONE; + else + listing_tail->edict = EDICT_NOLIST; + break; + case 1: + if (listing_tail->edict == EDICT_NOLIST + || listing_tail->edict == EDICT_NOLIST_NEXT) + listing_tail->edict = EDICT_NONE; + else + listing_tail->edict = EDICT_LIST; + break; + case 2: + listing_tail->edict = EDICT_NOLIST_NEXT; + break; + default: + abort (); + } + } } - void -DEFUN_VOID(listing_psize) +listing_psize (int width_only) { - paper_height = get_absolute_expression(); + if (! width_only) + { + 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(); - } + if (paper_height < 0 || paper_height > 1000) + { + paper_height = 0; + as_warn (_("strange paper height, set to no form")); + } + + if (*input_line_pointer != ',') + { + demand_empty_rest_of_line (); + return; + } + + ++input_line_pointer; + } + + paper_width = get_absolute_expression (); + + demand_empty_rest_of_line (); } +void +listing_nopage (int ignore ATTRIBUTE_UNUSED) +{ + paper_height = 0; +} void -DEFUN(listing_title,(depth), - unsigned int depth) +listing_title (int depth) { + int quoted; char *start; - char *title; + char *ttl; unsigned int length; - - SKIP_WHITESPACE(); - if (*input_line_pointer=='\"') { - input_line_pointer++; - start = input_line_pointer; - - while (*input_line_pointer) - { - if (*input_line_pointer == '\"') + + SKIP_WHITESPACE (); + if (*input_line_pointer != '\"') + quoted = 0; + else + { + quoted = 1; + ++input_line_pointer; + } + + start = input_line_pointer; + + while (*input_line_pointer) + { + if (quoted + ? *input_line_pointer == '\"' + : is_end_of_line[(unsigned char) *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; + if (listing) + { + length = input_line_pointer - start; + ttl = xmalloc (length + 1); + memcpy (ttl, start, length); + ttl[length] = 0; + listing_tail->edict = depth ? EDICT_SBTTL : EDICT_TITLE; + listing_tail->edict_arg = ttl; + } + if (quoted) + input_line_pointer++; + demand_empty_rest_of_line (); + return; } - else if (*input_line_pointer == '\n') + else if (*input_line_pointer == '\n') { - as_bad("New line in title"); - demand_empty_rest_of_line(); + as_bad (_("new line in title")); + demand_empty_rest_of_line (); return; } - else + else { input_line_pointer++; } - } } - else - { - as_bad("expecting title in quotes"); - } } - - void -DEFUN(listing_source_line,(line), - unsigned int line) +listing_source_line (unsigned int line) { - new_frag(); - listing_tail->hll_line = line; - new_frag(); - + if (listing) + { + new_frag (); + listing_tail->hll_line = line; + new_frag (); + } } void -DEFUN(listing_source_file,(file), - char *file) +listing_source_file (const char *file) { - listing_tail->hll_file = file_info(file); + if (listing) + listing_tail->hll_file = file_info (file); } - - #else +/* Dummy functions for when compiled without listing enabled. */ -/* Dummy functions for when compiled without listing enabled */ - -void -DEFUN_VOID(listing_flags) +void +listing_flags (int ignore) { - s_ignore(); + s_ignore (0); } -void DEFUN_VOID(listing_list) +void +listing_list (int on) { - s_ignore(); + s_ignore (0); } -void DEFUN_VOID(listing_eject) +void +listing_eject (int ignore) { - s_ignore(); + s_ignore (0); } -void DEFUN(listing_psize) + +void +listing_psize (int ignore) { - s_ignore(); + s_ignore (0); } -void DEFUN(listing_title, (depth), -unsigned int depth) +void +listing_nopage (int ignore) { - s_ignore(); + s_ignore (0); } + void -DEFUN(listing_file,(name), -char *name) +listing_title (int depth) { - + s_ignore (0); } -void DEFUN(listing_newline,(name), -char *name) +void +listing_file (const char *name) { - } -void DEFUN(listing_source_line,(n), -unsigned int n) +void +listing_newline (char *name) { - } -void DEFUN(listing_source_file, (n), -char *n) + +void +listing_source_line (unsigned int n) { - } - +void +listing_source_file (const char *n) +{ +} #endif -