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macho: fix writing stubs (on x86_64 only) and lazy ptrs

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This commit is contained in:
Jakub Konka 2021-08-23 23:23:00 +02:00
parent 9e7b2fb894
commit 876071b50b
1 changed files with 8 additions and 3 deletions
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11
src/link/MachO.zig
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@ -816,8 +816,8 @@ pub fn flush(self: *MachO, comp: *Compilation) !void {
const laptr_atom = try self.createLazyPointerAtom(stub_atom.local_sym_index);
try self.allocateAtomStage1(laptr_atom, .{
.seg = self.text_segment_cmd_index.?,
.sect = self.stub_helper_section_index.?,
.seg = self.data_segment_cmd_index.?,
.sect = self.la_symbol_ptr_section_index.?,
});
}
try self.allocateTextSegment();
@ -2183,6 +2183,11 @@ fn createStubHelperAtom(self: *MachO) !*TextBlock {
.aarch64 => 3 * @sizeOf(u32),
else => unreachable,
};
const alignment: u2 = switch (arch) {
.x86_64 => 0,
.aarch64 => 2,
else => unreachable,
};
const local_sym_index = @intCast(u32, self.locals.items.len);
try self.locals.append(self.base.allocator, .{
.n_strx = try self.makeString("stub_in_stub_helper"),
@ -2194,7 +2199,7 @@ fn createStubHelperAtom(self: *MachO) !*TextBlock {
const atom = try self.createEmptyAtom(.{
.seg = self.text_segment_cmd_index.?,
.sect = self.stub_helper_section_index.?,
}, local_sym_index, stub_size, 2);
}, local_sym_index, stub_size, alignment);
try atom.relocs.ensureTotalCapacity(self.base.allocator, 1);
switch (arch) {