espressif/binutils-gdb
1
0
Fork 0
mirror of https://github.com/espressif/binutils-gdb.git synced 2025-08-06 14:49:38 +08:00
Code Issues Packages Projects Releases Wiki Activity

import gdb-19990422 snapshot

Browse Source
This commit is contained in:
Stan Shebs
1999-04-26 18:34:20 +00:00
parent 1996fae846
commit 7a292a7adf
354 changed files with 13433 additions and 11180 deletions
Download Patch File Download Diff File Expand all files Collapse all files

70
gdb/coffread.c
View File

@ -84,21 +84,6 @@ static CORE_ADDR current_source_end_addr;
static bfd *nlist_bfd_global;
static int nlist_nsyms_global;
/* Vector of line number information. */
static struct linetable *line_vector;
/* Index of next entry to go in line_vector_index. */
static int line_vector_index;
/* Last line number recorded in the line vector. */
static int prev_line_number;
/* Number of elements allocated for line_vector currently. */
static int line_vector_length;
/* Pointers to scratch storage, used for reading raw symbols and auxents. */
@ -252,8 +237,6 @@ static void complete_symtab PARAMS ((char *, CORE_ADDR, unsigned int));
static void coff_start_symtab PARAMS ((char *));
static void coff_record_line PARAMS ((int, CORE_ADDR));
static struct type *coff_alloc_type PARAMS ((int));
static struct type **coff_lookup_type PARAMS ((int));
@ -440,30 +423,6 @@ coff_alloc_type (index)
return type;
}
/* Record a line number entry for line LINE at address PC.
FIXME: Use record_line instead. */
static void
coff_record_line (line, pc)
int line;
CORE_ADDR pc;
{
struct linetable_entry *e;
/* Make sure line vector is big enough. */
if (line_vector_index + 2 >= line_vector_length)
{
line_vector_length *= 2;
line_vector = (struct linetable *)
xrealloc ((char *) line_vector, sizeof (struct linetable)
+ (line_vector_length
* sizeof (struct linetable_entry)));
}
e = line_vector->item + line_vector_index++;
e->line = line; e->pc = pc;
}
/* Start a new symtab for a new source file.
This is called when a COFF ".file" symbol is seen;
it indicates the start of data for one original source file. */
@ -484,17 +443,6 @@ coff_start_symtab (name)
last_source_start_addr in coff_end_symtab. */
0);
record_debugformat ("COFF");
/* Initialize the source file line number information for this file. */
if (line_vector) /* Unlikely, but maybe possible? */
free ((PTR)line_vector);
line_vector_index = 0;
line_vector_length = 1000;
prev_line_number = -2; /* Force first line number to be explicit */
line_vector = (struct linetable *)
xmalloc (sizeof (struct linetable)
+ line_vector_length * sizeof (struct linetable_entry));
}
/* Save the vital information from when starting to read a file,
@ -535,26 +483,12 @@ coff_end_symtab (objfile)
last_source_start_addr = current_source_start_addr;
/* For no good reason, this file stores the number of entries in a
separate variable instead of in line_vector->nitems. Fix it. */
if (line_vector)
line_vector->nitems = line_vector_index;
/* For COFF, we only have one subfile, so we can just look at
subfiles and not worry about there being other elements in the
chain. We fill in various fields now because we didn't know them
before (or because doing it now is simply an artifact of how this
file used to be written). */
subfiles->line_vector = line_vector;
symtab = end_symtab (current_source_end_addr, objfile, 0);
if (symtab != NULL)
free_named_symtabs (symtab->filename);
/* Reinitialize for beginning of new file. */
line_vector = 0;
line_vector_length = -1;
last_source_file = NULL;
}
@ -683,7 +617,6 @@ coff_symfile_read (objfile, section_offsets, mainline)
/* Set a few file-statics that give us specific information about
the particular COFF file format we're reading. */
local_linesz = cdata->local_linesz;
local_n_btmask = cdata->local_n_btmask;
local_n_btshft = cdata->local_n_btshft;
local_n_tmask = cdata->local_n_tmask;
@ -1086,6 +1019,7 @@ coff_symtab_read (symtab_offset, nsyms, section_offsets, objfile)
new->name =
process_coff_symbol (&fcn_cs_saved, &fcn_aux_saved,
section_offsets, objfile);
record_line (current_subfile, fcn_first_line, cs->c_value);
}
else if (STREQ (cs->c_name, ".ef"))
{
@ -1458,7 +1392,7 @@ enter_linenos (file_offset, first_line, last_line, section_offsets)
rawptr += local_linesz;
/* The next function, or the sentinel, will have L_LNNO32 zero; we exit. */
if (L_LNNO32 (&lptr) && L_LNNO32 (&lptr) <= last_line)
coff_record_line (first_line + L_LNNO32 (&lptr),
record_line (current_subfile, first_line + L_LNNO32 (&lptr),
lptr.l_addr.l_paddr
+ ANOFFSET (section_offsets, SECT_OFF_TEXT));
else