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authorJakub Konka <kubkon@jakubkonka.com>2022-01-12 23:28:33 +0100
committerJakub Konka <kubkon@jakubkonka.com>2022-01-13 20:02:11 +0100
commita8564df9ed510f572732b8179844299fc3d3c11b (patch)
treeb5f5db15e5cf233d9afce94f0a9afbad08f2c88e /src
parent16c55b15cb227067bf8146226139608edddd8e8c (diff)
downloadzig-a8564df9ed510f572732b8179844299fc3d3c11b.tar.gz
zig-a8564df9ed510f572732b8179844299fc3d3c11b.zip
zld: parse addend from BRANCH reloc on x86_64
As usual, MachO, full of surprises!
Diffstat (limited to 'src')
-rw-r--r--src/link/MachO/Atom.zig3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/link/MachO/Atom.zig b/src/link/MachO/Atom.zig
index a2f1b385dc..2b16bc8cb0 100644
--- a/src/link/MachO/Atom.zig
+++ b/src/link/MachO/Atom.zig
@@ -419,6 +419,7 @@ pub fn parseRelocs(self: *Atom, relocs: []macho.relocation_info, context: RelocC
.X86_64_RELOC_BRANCH => {
// TODO rewrite relocation
try addStub(target, context);
+ addend = mem.readIntLittle(i32, self.code.items[offset..][0..4]);
},
.X86_64_RELOC_GOT, .X86_64_RELOC_GOT_LOAD => {
// TODO rewrite relocation
@@ -1003,7 +1004,7 @@ pub fn resolveRelocs(self: *Atom, macho_file: *MachO) !void {
.X86_64_RELOC_BRANCH => {
const displacement = try math.cast(
i32,
- @intCast(i64, target_addr) - @intCast(i64, source_addr) - 4,
+ @intCast(i64, target_addr) - @intCast(i64, source_addr) - 4 + rel.addend,
);
mem.writeIntLittle(u32, self.code.items[rel.offset..][0..4], @bitCast(u32, displacement));
},