commit 04fde6bab3538ede40931c418d04c9391da9c9ba
author George Rimar <grimar@accesssoftek.com> Sat Jan 12 12:17:24 2019 +0000
committer George Rimar <grimar@accesssoftek.com> Sat Jan 12 12:17:24 2019 +0000
tree ac229ef48fd3597ad65d54f7ddbdbeff4e25b09f
parent 019755c53ef7b5222a7128696d09aa067e990c60

[llvm-objdump] - Change the output for --all-headers.

This is for https://bugs.llvm.org/show_bug.cgi?id=40008,

it starts printing the file headers when --all-headers is given and
do a minor cosmetic change.

Differential revision: https://reviews.llvm.org/D56588

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351006 91177308-0d34-0410-b5e6-96231b3b80d8

test/tools/llvm-objdump/all-headers.test

diff --git a/test/tools/llvm-objdump/all-headers.test b/test/tools/llvm-objdump/all-headers.test
new file mode 100644
index 0000000..6bb9a84
--- /dev/null
+++ b/test/tools/llvm-objdump/all-headers.test
@@ -0,0 +1,20 @@
+# RUN: yaml2obj %s > %t
+# RUN: llvm-objdump --all-headers %t | FileCheck %s
+
+## Check we print file format, architecture and start address before
+## anything else when using --all-headers.
+
+# CHECK:       file format ELF64-x86-64
+# CHECK-EMPTY:
+# CHECK-NEXT:  architecture: x86_64
+# CHECK-NEXT:  start address: 0x0000000000000000
+# CHECK-EMPTY:
+# CHECK-NEXT:  Sections:
+
+!ELF
+FileHeader:
+  Class:           ELFCLASS64
+  Data:            ELFDATA2LSB
+  Type:            ET_EXEC
+  Machine:         EM_X86_64
+Sections:

tools/llvm-objdump/llvm-objdump.cpp

diff --git a/tools/llvm-objdump/llvm-objdump.cpp b/tools/llvm-objdump/llvm-objdump.cpp
index b68714e..64de29c 100644
--- a/tools/llvm-objdump/llvm-objdump.cpp
+++ b/tools/llvm-objdump/llvm-objdump.cpp
@@ -2301,8 +2301,7 @@
   StringRef Fmt = o->getBytesInAddress() > 4 ? "%016" PRIx64 : "%08" PRIx64;
   uint64_t Address = StartAddrOrErr.get();
   outs() << "start address: "
-         << "0x" << format(Fmt.data(), Address)
-         << "\n";
+         << "0x" << format(Fmt.data(), Address) << "\n\n";
 }
 
 static void printArchiveChild(StringRef Filename, const Archive::Child &C) {
@@ -2382,6 +2381,8 @@
     outs() << ":\tfile format " << o->getFileFormatName() << "\n\n";
   }
 
+  if (FileHeaders)
+    printFileHeaders(o);
   if (ArchiveHeaders && !MachOOpt && c)
     printArchiveChild(ArchiveName, *c);
   if (Disassemble)
@@ -2400,8 +2401,6 @@
     PrintUnwindInfo(o);
   if (PrivateHeaders || FirstPrivateHeader)
     printPrivateFileHeaders(o, FirstPrivateHeader);
-  if (FileHeaders)
-    printFileHeaders(o);
   if (ExportsTrie)
     printExportsTrie(o);
   if (Rebase)
@@ -2510,7 +2509,8 @@
     InputFilenames.push_back("a.out");
 
   if (AllHeaders)
-    PrivateHeaders = Relocations = SectionHeaders = SymbolTable = true;
+    FileHeaders = PrivateHeaders = Relocations = SectionHeaders = SymbolTable =
+        true;
 
   if (DisassembleAll || PrintSource || PrintLines)
     Disassemble = true;