Simplify. NFC.

[oota-llvm.git] / tools / llvm-readobj / llvm-readobj.cpp

diff --git a/tools/llvm-readobj/llvm-readobj.cpp b/tools/llvm-readobj/llvm-readobj.cpp
index 31a011d2b9ef5d7d844d0504c4ea095751f9b881..990299bc2cefb4a4a5fe5808a724bd998758d309 100644 (file)
--- a/tools/llvm-readobj/llvm-readobj.cpp
+++ b/tools/llvm-readobj/llvm-readobj.cpp
@@ -25,6 +25,7 @@
 #include "StreamWriter.h"
 #include "llvm/Object/Archive.h"
 #include "llvm/Object/ELFObjectFile.h"
+#include "llvm/Object/MachOUniversal.h"
 #include "llvm/Object/ObjectFile.h"
 #include "llvm/Support/Casting.h"
 #include "llvm/Support/CommandLine.h"
@@ -39,7 +40,6 @@
 #include <string>
 #include <system_error>
 
-
 using namespace llvm;
 using namespace llvm::object;
 
@@ -90,6 +90,10 @@ namespace opts {
     cl::desc("Alias for --relocations"),
     cl::aliasopt(Relocations));
 
+  // -dyn-relocations
+  cl::opt<bool> DynRelocs("dyn-relocations",
+    cl::desc("Display the dynamic relocation entries in the file"));
+
   // -symbols, -t
   cl::opt<bool> Symbols("symbols",
     cl::desc("Display the symbol table"));
@@ -127,9 +131,14 @@ namespace opts {
   cl::opt<bool> ExpandRelocs("expand-relocs",
     cl::desc("Expand each shown relocation to multiple lines"));
 
-  // -codeview-linetables
-  cl::opt<bool> CodeViewLineTables("codeview-linetables",
-    cl::desc("Display CodeView line table information"));
+  // -codeview
+  cl::opt<bool> CodeView("codeview",
+                         cl::desc("Display CodeView debug information"));
+
+  // -codeview-subsection-bytes
+  cl::opt<bool> CodeViewSubsectionBytes(
+      "codeview-subsection-bytes",
+      cl::desc("Dump raw contents of codeview debug sections and records"));
 
   // -arm-attributes, -a
   cl::opt<bool> ARMAttributes("arm-attributes",
@@ -142,9 +151,37 @@ namespace opts {
   MipsPLTGOT("mips-plt-got",
              cl::desc("Display the MIPS GOT and PLT GOT sections"));
 
+  // -mips-abi-flags
+  cl::opt<bool> MipsABIFlags("mips-abi-flags",
+                             cl::desc("Display the MIPS.abiflags section"));
+
+  // -mips-reginfo
+  cl::opt<bool> MipsReginfo("mips-reginfo",
+                            cl::desc("Display the MIPS .reginfo section"));
+
   // -coff-imports
   cl::opt<bool>
   COFFImports("coff-imports", cl::desc("Display the PE/COFF import table"));
+
+  // -coff-exports
+  cl::opt<bool>
+  COFFExports("coff-exports", cl::desc("Display the PE/COFF export table"));
+
+  // -coff-directives
+  cl::opt<bool>
+  COFFDirectives("coff-directives",
+                 cl::desc("Display the PE/COFF .drectve section"));
+
+  // -coff-basereloc
+  cl::opt<bool>
+  COFFBaseRelocs("coff-basereloc",
+                 cl::desc("Display the PE/COFF .reloc section"));
+
+  // -stackmap
+  cl::opt<bool>
+  PrintStackMap("stackmap",
+                cl::desc("Display contents of stackmap section"));
+
 } // namespace opts
 
 static int ReturnValue = EXIT_SUCCESS;
@@ -162,10 +199,7 @@ bool error(std::error_code EC) {
 }
 
 bool relocAddressLess(RelocationRef a, RelocationRef b) {
-  uint64_t a_addr, b_addr;
-  if (error(a.getOffset(a_addr))) return false;
-  if (error(b.getOffset(b_addr))) return false;
-  return a_addr < b_addr;
+  return a.getOffset() < b.getOffset();
 }
 
 } // namespace llvm
@@ -252,6 +286,8 @@ static void dumpObject(const ObjectFile *Obj) {
     Dumper->printSections();
   if (opts::Relocations)
     Dumper->printRelocations();
+  if (opts::DynRelocs)
+    Dumper->printDynamicRelocations();
   if (opts::Symbols)
     Dumper->printSymbols();
   if (opts::DynamicSymbols)
@@ -267,14 +303,27 @@ static void dumpObject(const ObjectFile *Obj) {
   if (Obj->getArch() == llvm::Triple::arm && Obj->isELF())
     if (opts::ARMAttributes)
       Dumper->printAttributes();
-  if (isMipsArch(Obj->getArch()) && Obj->isELF())
+  if (isMipsArch(Obj->getArch()) && Obj->isELF()) {
     if (opts::MipsPLTGOT)
       Dumper->printMipsPLTGOT();
+    if (opts::MipsABIFlags)
+      Dumper->printMipsABIFlags();
+    if (opts::MipsReginfo)
+      Dumper->printMipsReginfo();
+  }
   if (opts::COFFImports)
     Dumper->printCOFFImports();
+  if (opts::COFFExports)
+    Dumper->printCOFFExports();
+  if (opts::COFFDirectives)
+    Dumper->printCOFFDirectives();
+  if (opts::COFFBaseRelocs)
+    Dumper->printCOFFBaseReloc();
+
+  if (opts::PrintStackMap)
+    Dumper->printStackMap();
 }
 
-
 /// @brief Dumps each object file in \a Arc;
 static void dumpArchive(const Archive *Arc) {
   for (Archive::child_iterator ArcI = Arc->child_begin(),
@@ -295,6 +344,18 @@ static void dumpArchive(const Archive *Arc) {
   }
 }
 
+/// @brief Dumps each object file in \a MachO Universal Binary;
+static void dumpMachOUniversalBinary(const MachOUniversalBinary *UBinary) {
+  for (const MachOUniversalBinary::ObjectForArch &Obj : UBinary->objects()) {
+    ErrorOr<std::unique_ptr<MachOObjectFile>> ObjOrErr = Obj.getAsObjectFile();
+    if (ObjOrErr)
+      dumpObject(&*ObjOrErr.get());
+    else if (ErrorOr<std::unique_ptr<Archive>> AOrErr = Obj.getAsArchive())
+      dumpArchive(&*AOrErr.get());
+    else
+      reportError(UBinary->getFileName(), ObjOrErr.getError().message());
+  }
+}
 
 /// @brief Opens \a File and dumps it.
 static void dumpInput(StringRef File) {
@@ -314,21 +375,20 @@ static void dumpInput(StringRef File) {
 
   if (Archive *Arc = dyn_cast<Archive>(&Binary))
     dumpArchive(Arc);
+  else if (MachOUniversalBinary *UBinary =
+               dyn_cast<MachOUniversalBinary>(&Binary))
+    dumpMachOUniversalBinary(UBinary);
   else if (ObjectFile *Obj = dyn_cast<ObjectFile>(&Binary))
     dumpObject(Obj);
   else
     reportError(File, readobj_error::unrecognized_file_format);
 }
 
-
 int main(int argc, const char *argv[]) {
   sys::PrintStackTraceOnErrorSignal();
   PrettyStackTraceProgram X(argc, argv);
   llvm_shutdown_obj Y;
 
-  // Initialize targets.
-  llvm::InitializeAllTargetInfos();
-
   // Register the target printer for --version.
   cl::AddExtraVersionPrinter(TargetRegistry::printRegisteredTargetsForVersion);