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binutils-gdb
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* som.c (som_begin_writing): Account for alignment needs of 

subspaces too when writing executables.  Never request a negative
        bss size.  Fixes some problems with demand paged executables,
        still having problems with pure executables and shared executables.
This commit is contained in:
Jeff Law 1994-03-19 15:08:12 +00:00
parent 1576691751
commit 00806436cd
2 changed files with 30 additions and 0 deletions
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7
bfd/ChangeLog
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@ -1,3 +1,10 @@
Sat Mar 19 07:06:59 1994 Jeffrey A. Law (law@snake.cs.utah.edu)
* som.c (som_begin_writing): Account for alignment needs of
subspaces too when writing executables. Never request a negative
bss size. Fixes some problems with demand paged executables,
still having problems with pure executables and shared executables.
Fri Mar 18 19:12:47 1994 Jim Kingdon (kingdon@lioth.cygnus.com)
* trad-core.c (trad_unix_core_file_p): Call bfd_zmalloc not

23
bfd/som.c
View File

@ -3001,6 +3001,27 @@ som_begin_writing (abfd)
/* Only do this for the first subspace within each space. */
first_subspace = 0;
}
else if (abfd->flags & EXEC_P)
{
/* Have to keep proper alignments for the subspaces
in executables too! */
if (subsection->flags & SEC_CODE)
{
unsigned tmp = exec_header.exec_tsize;
tmp = SOM_ALIGN (tmp, 1 << subsection->alignment_power);
current_offset += (tmp - exec_header.exec_tsize);
exec_header.exec_tsize = tmp;
}
else
{
unsigned tmp = exec_header.exec_dsize;
tmp = SOM_ALIGN (tmp, 1 << subsection->alignment_power);
current_offset += (tmp - exec_header.exec_dsize);
exec_header.exec_dsize = tmp;
}
}
subsection->target_index = total_subspaces++;
/* This is real data to be loaded from the file. */
@ -3127,6 +3148,8 @@ som_begin_writing (abfd)
tmp = exec_header.exec_dsize;
tmp = SOM_ALIGN (tmp, PA_PAGESIZE);
exec_header.exec_bsize -= (tmp - exec_header.exec_dsize);
if (exec_header.exec_bsize < 0)
exec_header.exec_bsize = 0;
exec_header.exec_dsize = tmp;
bfd_seek (abfd, obj_som_file_hdr (abfd)->aux_header_location, SEEK_SET);