void
asmbelfsetup(void)
{
Section *sect;
/* This null SHdr must appear before all others */
elfshname("");
for(sect=segtext.sect; sect!=nil; sect=sect->next)
elfshalloc(sect);
for(sect=segdata.sect; sect!=nil; sect=sect->next)
elfshalloc(sect);
}
ElfShdr*
elfshbits(Section *sect)
{
ElfShdr *sh;
sh = elfshalloc(sect);
if(sh->type > 0)
return sh;
if(sect->vaddr < sect->seg->vaddr + sect->seg->filelen)
sh->type = SHT_PROGBITS;
else
sh->type = SHT_NOBITS;
sh->flags = SHF_ALLOC;
if(sect->rwx & 1)
sh->flags |= SHF_EXECINSTR;
if(sect->rwx & 2)
sh->flags |= SHF_WRITE;
if(!isobj)
sh->addr = sect->vaddr;
sh->addralign = PtrSize;
sh->size = sect->len;
sh->off = sect->seg->fileoff + sect->vaddr - sect->seg->vaddr;
return sh;
}
ElfShdr*
elfshbits(Section *sect)
{
ElfShdr *sh;
sh = elfshalloc(sect);
if(sh->type > 0)
return sh;
if(sect->vaddr < sect->seg->vaddr + sect->seg->filelen)
sh->type = SHT_PROGBITS;
else
sh->type = SHT_NOBITS;
sh->flags = SHF_ALLOC;
if(sect->rwx & 1)
sh->flags |= SHF_EXECINSTR;
if(sect->rwx & 2)
sh->flags |= SHF_WRITE;
if(strcmp(sect->name, ".tbss") == 0) {
sh->flags |= SHF_TLS;
sh->type = SHT_NOBITS;
}
if(linkmode != LinkExternal)
sh->addr = sect->vaddr;
sh->addralign = sect->align;
sh->size = sect->len;
sh->off = sect->seg->fileoff + sect->vaddr - sect->seg->vaddr;
return sh;
}