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macho: add export to the symbol resolver

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in updateDeclExports so that we can track globals for symbol
resolution like in the traditional linker.
This commit is contained in:
Jakub Konka 2021-07-20 10:07:46 +02:00
parent 4bc72c48b7
commit 1843ecf51b
1 changed files with 9 additions and 1 deletions
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10
src/link/MachO.zig
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@ -3726,7 +3726,7 @@ pub fn updateDeclExports(
const i = if (self.globals_free_list.popOrNull()) |i| i else blk: {
_ = self.globals.addOneAssumeCapacity();
self.export_info_dirty = true;
break :blk self.globals.items.len - 1;
break :blk @intCast(u32, self.globals.items.len - 1);
};
self.globals.items[i] = .{
.n_strx = name_str_index,
@ -3735,6 +3735,14 @@ pub fn updateDeclExports(
.n_desc = n_desc,
.n_value = decl_sym.n_value,
};
const resolv_name = try self.base.allocator.dupe(u8, exp_name);
const resolv = try self.symbol_resolver.getOrPut(self.base.allocator, resolv_name);
defer if (resolv.found_existing) self.base.allocator.free(resolv_name);
resolv.value_ptr.* = .{
.where = .global,
.where_index = i,
.local_sym_index = decl.link.macho.local_sym_index,
};
exp.link.macho.sym_index = @intCast(u32, i);
}