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macho: POINTER_TO_GOT signals a need for a GOT entry

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It also signals the need for GOT indirection (unless it can
be optimised away via link-time constant optimisation).
This commit is contained in:
Jakub Konka 2021-11-29 17:27:38 +01:00 committed by Andrew Kelley
parent 7a7df392d1
commit da0ea909bc
1 changed files with 8 additions and 2 deletions
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10
src/link/MachO/Atom.zig
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@ -384,7 +384,10 @@ pub fn parseRelocs(self: *Atom, relocs: []macho.relocation_info, context: RelocC
// TODO rewrite relocation
try addStub(target, context);
},
.ARM64_RELOC_GOT_LOAD_PAGE21, .ARM64_RELOC_GOT_LOAD_PAGEOFF12 => {
.ARM64_RELOC_GOT_LOAD_PAGE21,
.ARM64_RELOC_GOT_LOAD_PAGEOFF12,
.ARM64_RELOC_POINTER_TO_GOT,
=> {
// TODO rewrite relocation
try addGotEntry(target, context);
},
@ -660,7 +663,10 @@ pub fn resolveRelocs(self: *Atom, macho_file: *MachO) !void {
const is_via_got = got: {
switch (arch) {
.aarch64 => break :got switch (@intToEnum(macho.reloc_type_arm64, rel.@"type")) {
.ARM64_RELOC_GOT_LOAD_PAGE21, .ARM64_RELOC_GOT_LOAD_PAGEOFF12 => true,
.ARM64_RELOC_GOT_LOAD_PAGE21,
.ARM64_RELOC_GOT_LOAD_PAGEOFF12,
.ARM64_RELOC_POINTER_TO_GOT,
=> true,
else => false,
},
.x86_64 => break :got switch (@intToEnum(macho.reloc_type_x86_64, rel.@"type")) {