[llvm] [llvm-objdump][macho] Add support for ObjC relative method lists (PR #84250)

[Kyungwoo Lee via llvm-commits]

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@@ -4440,8 +4473,103 @@ static void print_layout_map32(uint32_t p, struct DisassembleInfo *info) {
   print_layout_map(layout_map, left);
 }
 
+// Return true if this is a delta method list, false otherwise
+static bool print_method_list_delta_t(uint64_t p, struct DisassembleInfo *info,
+                                      const char *indent,
+                                      uint32_t pointerBits) {
+  struct method_list_delta_t ml;
+  struct method_delta_t m;
+  const char *r, *name;
+  uint32_t offset, xoffset, left, i;
+  SectionRef S, xS;
+
+  r = get_pointer_32(p, offset, left, S, info);
+  if (r == nullptr)
+    return false;
+  memset(&ml, '\0', sizeof(struct method_list_delta_t));
+  if (left < sizeof(struct method_list_delta_t)) {
+    memcpy(&ml, r, left);
+    outs() << "   (method_delta_t entends past the end of the section)\n";
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kyulee-com wrote:

`entends`? Is it `extends`?

https://github.com/llvm/llvm-project/pull/84250