[llvm] [llvm-readobj][COFF] Implement --coff-pseudoreloc in llvm-readobj to dump runtime pseudo-relocation records (PR #151816)

[James Henderson via llvm-commits]

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@@ -2000,6 +2001,122 @@ void COFFDumper::printCOFFBaseReloc() {
   }
 }
 
+void COFFDumper::printCOFFPseudoReloc() {
+  const StringRef RelocBeginName = Obj->getArch() == Triple::x86
+                                       ? "___RUNTIME_PSEUDO_RELOC_LIST__"
+                                       : "__RUNTIME_PSEUDO_RELOC_LIST__";
+  const StringRef RelocEndName = Obj->getArch() == Triple::x86
+                                     ? "___RUNTIME_PSEUDO_RELOC_LIST_END__"
+                                     : "__RUNTIME_PSEUDO_RELOC_LIST_END__";
+
+  COFFSymbolRef RelocBegin, RelocEnd;
+  auto Count = Obj->getNumberOfSymbols();
+  if (Count == 0) {
+    W.startLine() << "The symbol table has been stripped\n";
+    return;
+  }
+  for (auto i = 0u;
+       i < Count && (!RelocBegin.getRawPtr() || !RelocEnd.getRawPtr()); ++i) {
+    auto Sym = Obj->getSymbol(i);
+    if (Sym.takeError())
+      continue;
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jh7370 wrote:

Not sure if you've realised this, but `reportWarning` only emits the first instance of each identical warning, so if the same warning were to be reported lots of times, only the first one will appear in the actual warning output.

https://github.com/llvm/llvm-project/pull/151816