From a2bd8d98a18e4927b247dc2443b2a63d0c0feb24 Mon Sep 17 00:00:00 2001
From: Kevin Enderby <enderby@apple.com>
Date: Thu, 18 Dec 2014 23:13:26 +0000
Subject: Add printing the LC_SUB_UMBRELLA load command with llvm-objdump’s
 -private-headers.
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llvm-svn: 224548
---
 llvm/tools/llvm-objdump/MachODump.cpp | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'llvm/tools/llvm-objdump/MachODump.cpp')

diff --git a/llvm/tools/llvm-objdump/MachODump.cpp b/llvm/tools/llvm-objdump/MachODump.cpp
index f5feeed3171..c2a825fa8b9 100644
--- a/llvm/tools/llvm-objdump/MachODump.cpp
+++ b/llvm/tools/llvm-objdump/MachODump.cpp
@@ -3690,6 +3690,22 @@ static void PrintSubFrameworkCommand(MachO::sub_framework_command sub,
   }
 }
 
+static void PrintSubUmbrellaCommand(MachO::sub_umbrella_command sub,
+                                    const char *Ptr) {
+  outs() << "          cmd LC_SUB_UMBRELLA\n";
+  outs() << "      cmdsize " << sub.cmdsize;
+  if (sub.cmdsize < sizeof(struct MachO::sub_umbrella_command))
+    outs() << " Incorrect size\n";
+  else
+    outs() << "\n";
+  if (sub.sub_umbrella < sub.cmdsize) {
+    const char *P = Ptr + sub.sub_umbrella;
+    outs() << " sub_umbrella " << P << " (offset " << sub.sub_umbrella << ")\n";
+  } else {
+    outs() << " sub_umbrella ?(bad offset " << sub.sub_umbrella << ")\n";
+  }
+}
+
 static void PrintDylibCommand(MachO::dylib_command dl, const char *Ptr) {
   if (dl.cmd == MachO::LC_ID_DYLIB)
     outs() << "          cmd LC_ID_DYLIB\n";
@@ -3849,6 +3865,9 @@ static void PrintLoadCommands(const MachOObjectFile *Obj, uint32_t ncmds,
     } else if (Command.C.cmd == MachO::LC_SUB_FRAMEWORK) {
       MachO::sub_framework_command Sf = Obj->getSubFrameworkCommand(Command);
       PrintSubFrameworkCommand(Sf, Command.Ptr);
+    } else if (Command.C.cmd == MachO::LC_SUB_UMBRELLA) {
+      MachO::sub_umbrella_command Sf = Obj->getSubUmbrellaCommand(Command);
+      PrintSubUmbrellaCommand(Sf, Command.Ptr);
     } else if (Command.C.cmd == MachO::LC_LOAD_DYLIB ||
                Command.C.cmd == MachO::LC_ID_DYLIB ||
                Command.C.cmd == MachO::LC_LOAD_WEAK_DYLIB ||
-- 
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