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-rw-r--r--llvm/tools/llvm-objdump/MachODump.cpp117
-rw-r--r--llvm/tools/llvm-objdump/llvm-objdump.cpp3
-rw-r--r--llvm/tools/llvm-objdump/llvm-objdump.h1
3 files changed, 118 insertions, 3 deletions
diff --git a/llvm/tools/llvm-objdump/MachODump.cpp b/llvm/tools/llvm-objdump/MachODump.cpp
index 03fad5f922f..51140c29ced 100644
--- a/llvm/tools/llvm-objdump/MachODump.cpp
+++ b/llvm/tools/llvm-objdump/MachODump.cpp
@@ -66,9 +66,14 @@ static cl::opt<bool>
PrintImmHex("print-imm-hex",
cl::desc("Use hex format for immediate values"));
+cl::opt<bool> llvm::UniversalHeaders("universal-headers",
+ cl::desc("Print Mach-O universal headers "
+ "(requires -macho)"));
+
cl::opt<bool>
- llvm::UniversalHeaders("universal-headers",
- cl::desc("Print Mach-O universal headers"));
+ llvm::ArchiveHeaders("archive-headers",
+ cl::desc("Print archive headers for Mach-O archives "
+ "(requires -macho)"));
static cl::list<std::string>
ArchFlags("arch", cl::desc("architecture(s) from a Mach-O file to dump"),
@@ -514,6 +519,106 @@ static void printMachOUniversalHeaders(const object::MachOUniversalBinary *UB,
}
}
+static void printArchiveChild(Archive::Child &C, bool verbose,
+ bool print_offset) {
+ if (print_offset)
+ outs() << C.getChildOffset() << "\t";
+ sys::fs::perms Mode = C.getAccessMode();
+ if (verbose) {
+ // FIXME: this first dash, "-", is for (Mode & S_IFMT) == S_IFREG.
+ // But there is nothing in sys::fs::perms for S_IFMT or S_IFREG.
+ outs() << "-";
+ if (Mode & sys::fs::owner_read)
+ outs() << "r";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::owner_write)
+ outs() << "w";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::owner_exe)
+ outs() << "x";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::group_read)
+ outs() << "r";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::group_write)
+ outs() << "w";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::group_exe)
+ outs() << "x";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::others_read)
+ outs() << "r";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::others_write)
+ outs() << "w";
+ else
+ outs() << "-";
+ if (Mode & sys::fs::others_exe)
+ outs() << "x";
+ else
+ outs() << "-";
+ } else {
+ outs() << format("0%o ", Mode);
+ }
+
+ unsigned UID = C.getUID();
+ outs() << format("%3d/", UID);
+ unsigned GID = C.getGID();
+ outs() << format("%-3d ", GID);
+ uint64_t Size = C.getRawSize() - sizeof(object::ArchiveMemberHeader);
+ outs() << format("%5d ", Size);
+
+ StringRef RawLastModified = C.getRawLastModified();
+ if (verbose) {
+ unsigned Seconds;
+ if (RawLastModified.getAsInteger(10, Seconds))
+ outs() << "(date: \"%s\" contains non-decimal chars) " << RawLastModified;
+ else {
+ // Since cime(3) returns a 26 character string of the form:
+ // "Sun Sep 16 01:03:52 1973\n\0"
+ // just print 24 characters.
+ time_t t = Seconds;
+ outs() << format("%.24s ", ctime(&t));
+ }
+ } else {
+ outs() << RawLastModified << " ";
+ }
+
+ if (verbose) {
+ ErrorOr<StringRef> NameOrErr = C.getName();
+ if (NameOrErr.getError()) {
+ StringRef RawName = C.getRawName();
+ outs() << RawName << "\n";
+ } else {
+ StringRef Name = NameOrErr.get();
+ outs() << Name << "\n";
+ }
+ } else {
+ StringRef RawName = C.getRawName();
+ outs() << RawName << "\n";
+ }
+}
+
+static void printArchiveHeaders(Archive *A, bool verbose, bool print_offset) {
+ if (A->hasSymbolTable()) {
+ Archive::child_iterator S = A->getSymbolTableChild();
+ Archive::Child C = *S;
+ printArchiveChild(C, verbose, print_offset);
+ }
+ for (Archive::child_iterator I = A->child_begin(), E = A->child_end(); I != E;
+ ++I) {
+ Archive::Child C = *I;
+ printArchiveChild(C, verbose, print_offset);
+ }
+}
+
// ParseInputMachO() parses the named Mach-O file in Filename and handles the
// -arch flags selecting just those slices as specified by them and also parses
// archive files. Then for each individual Mach-O file ProcessMachO() is
@@ -542,6 +647,8 @@ void llvm::ParseInputMachO(StringRef Filename) {
if (Archive *A = dyn_cast<Archive>(&Bin)) {
outs() << "Archive : " << Filename << "\n";
+ if (ArchiveHeaders)
+ printArchiveHeaders(A, true, false);
for (Archive::child_iterator I = A->child_begin(), E = A->child_end();
I != E; ++I) {
ErrorOr<std::unique_ptr<Binary>> ChildOrErr = I->getAsBinary();
@@ -587,6 +694,8 @@ void llvm::ParseInputMachO(StringRef Filename) {
if (!ArchitectureName.empty())
outs() << " (architecture " << ArchitectureName << ")";
outs() << "\n";
+ if (ArchiveHeaders)
+ printArchiveHeaders(A.get(), true, false);
for (Archive::child_iterator AI = A->child_begin(),
AE = A->child_end();
AI != AE; ++AI) {
@@ -627,6 +736,8 @@ void llvm::ParseInputMachO(StringRef Filename) {
I->getAsArchive()) {
std::unique_ptr<Archive> &A = *AOrErr;
outs() << "Archive : " << Filename << "\n";
+ if (ArchiveHeaders)
+ printArchiveHeaders(A.get(), true, false);
for (Archive::child_iterator AI = A->child_begin(),
AE = A->child_end();
AI != AE; ++AI) {
@@ -662,6 +773,8 @@ void llvm::ParseInputMachO(StringRef Filename) {
if (!ArchitectureName.empty())
outs() << " (architecture " << ArchitectureName << ")";
outs() << "\n";
+ if (ArchiveHeaders)
+ printArchiveHeaders(A.get(), true, false);
for (Archive::child_iterator AI = A->child_begin(), AE = A->child_end();
AI != AE; ++AI) {
ErrorOr<std::unique_ptr<Binary>> ChildOrErr = AI->getAsBinary();
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
index aff6272d2fa..6334859b257 100644
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -892,7 +892,8 @@ int main(int argc, char **argv) {
&& !Bind
&& !LazyBind
&& !WeakBind
- && !(UniversalHeaders && MachOOpt)) {
+ && !(UniversalHeaders && MachOOpt)
+ && !(ArchiveHeaders && MachOOpt)) {
cl::PrintHelpMessage();
return 2;
}
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.h b/llvm/tools/llvm-objdump/llvm-objdump.h
index f829dd1a71c..491a819132e 100644
--- a/llvm/tools/llvm-objdump/llvm-objdump.h
+++ b/llvm/tools/llvm-objdump/llvm-objdump.h
@@ -35,6 +35,7 @@ extern cl::opt<bool> Bind;
extern cl::opt<bool> LazyBind;
extern cl::opt<bool> WeakBind;
extern cl::opt<bool> UniversalHeaders;
+extern cl::opt<bool> ArchiveHeaders;
// Various helper functions.
bool error(std::error_code ec);
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