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macho: use isec for working out getAtomData in ZigObject

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This commit is contained in:
Jakub Konka 2024-07-15 22:53:52 +02:00
parent a9e3088d9c
commit 3338813077
1 changed files with 4 additions and 3 deletions
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7
src/link/MachO/ZigObject.zig
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@ -204,10 +204,10 @@ fn newSymbolWithAtom(self: *ZigObject, allocator: Allocator, name: u32, macho_fi
pub fn getAtomData(self: ZigObject, macho_file: *MachO, atom: Atom, buffer: []u8) !void {
assert(atom.file == self.index);
assert(atom.size == buffer.len);
const sect = macho_file.sections.items(.header)[atom.out_n_sect];
assert(!sect.isZerofill());
const isec = atom.getInputSection(macho_file);
assert(!isec.isZerofill());
switch (sect.type()) {
switch (isec.type()) {
macho.S_THREAD_LOCAL_REGULAR => {
const tlv = self.tlv_initializers.get(atom.atom_index).?;
@memcpy(buffer, tlv.data);
@ -216,6 +216,7 @@ pub fn getAtomData(self: ZigObject, macho_file: *MachO, atom: Atom, buffer: []u8
@memset(buffer, 0);
},
else => {
const sect = macho_file.sections.items(.header)[atom.out_n_sect];
const file_offset = sect.offset + atom.value;
const amt = try macho_file.base.file.?.preadAll(buffer, file_offset);
if (amt != buffer.len) return error.InputOutput;