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elf: update .rela section sizes

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This commit is contained in:
Jakub Konka 2023-11-07 14:29:44 +01:00
parent c7ed7c4690
commit e22b3595c1
1 changed files with 14 additions and 3 deletions
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17
src/link/Elf/Object.zig
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@ -664,13 +664,24 @@ pub fn initRelaSections(self: Object, elf_file: *Elf) !void {
if (!atom.flags.alive) continue;
const shndx = atom.relocsShndx() orelse continue;
const shdr = self.shdrs.items[shndx];
_ = try self.initOutputSection(elf_file, shdr);
const out_shndx = try self.initOutputSection(elf_file, shdr);
const out_shdr = &elf_file.shdrs.items[out_shndx];
out_shdr.sh_addralign = @alignOf(elf.Elf64_Rela);
out_shdr.sh_entsize = @sizeOf(elf.Elf64_Rela);
}
}
pub fn updateRelaSectionsSizes(self: Object, elf_file: *Elf) void {
_ = self;
_ = elf_file;
for (self.atoms.items) |atom_index| {
const atom = elf_file.atom(atom_index) orelse continue;
if (!atom.flags.alive) continue;
const shndx = atom.relocsShndx() orelse continue;
const shdr = self.shdrs.items[shndx];
const out_shndx = self.initOutputSection(elf_file, shdr) catch unreachable;
const out_shdr = &elf_file.shdrs.items[out_shndx];
const relocs = atom.relocs(elf_file);
out_shdr.sh_size += out_shdr.sh_entsize * relocs.len;
}
}
pub fn writeRelaSections(self: Object, elf_file: *Elf) !void {