[llvm-readobj/ELF] Teach how to decode DF_1_XXX flags

llvm-readobj -dynamic-table output.
Before:
0x000000006FFFFFFB unknown

After:
0x000000006FFFFFFB FLAGS_1 NOW ORIGIN

Differential Revision:	http://reviews.llvm.org/D9958

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@238151 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/tools/llvm-readobj/Inputs/dtflags.elf-x86-64 b/test/tools/llvm-readobj/Inputs/dtflags.elf-x86-64
new file mode 100755 (executable)
index 0000000..c6e8501
Binary files /dev/null and b/test/tools/llvm-readobj/Inputs/dtflags.elf-x86-64 differ

diff --git a/test/tools/llvm-readobj/elf-dtflags.test b/test/tools/llvm-readobj/elf-dtflags.test
new file mode 100644 (file)
index 0000000..0ed1c7a
--- /dev/null
+++ b/test/tools/llvm-readobj/elf-dtflags.test
@@ -0,0 +1,6 @@
+// Test that llvm-readobj dumps DF_XXX and DF_1_XXX flags correctly.
+
+RUN: llvm-readobj -dynamic-table %p/Inputs/dtflags.elf-x86-64 | FileCheck %s
+
+CHECK: 0x000000000000001E FLAGS                ORIGIN BIND_NOW
+CHECK: 0x000000006FFFFFFB FLAGS_1              NOW ORIGIN

diff --git a/tools/llvm-readobj/ELFDumper.cpp b/tools/llvm-readobj/ELFDumper.cpp
index f096e7720d6b867a9acbf18c9e221d3fc607c9f2..a20512f20534e09e2355733f4afdd1a5909d3c9f 100644 (file)
--- a/tools/llvm-readobj/ELFDumper.cpp
+++ b/tools/llvm-readobj/ELFDumper.cpp
@@ -778,6 +778,7 @@ static const char *getTypeString(uint64_t Type) {
   LLVM_READOBJ_TYPE_CASE(FINI_ARRAY);
   LLVM_READOBJ_TYPE_CASE(FINI_ARRAYSZ);
   LLVM_READOBJ_TYPE_CASE(FLAGS);
+  LLVM_READOBJ_TYPE_CASE(FLAGS_1);
   LLVM_READOBJ_TYPE_CASE(HASH);
   LLVM_READOBJ_TYPE_CASE(INIT);
   LLVM_READOBJ_TYPE_CASE(INIT_ARRAY);
@@ -837,6 +838,34 @@ static const EnumEntry<unsigned> ElfDynamicDTFlags[] = {
   LLVM_READOBJ_DT_FLAG_ENT(DF, STATIC_TLS)
 };
 
+static const EnumEntry<unsigned> ElfDynamicDTFlags1[] = {
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOW),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAL),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, GROUP),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODELETE),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, LOADFLTR),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, INITFIRST),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOOPEN),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, ORIGIN),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, DIRECT),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, TRANS),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, INTERPOSE),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODEFLIB),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODUMP),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, CONFALT),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, ENDFILTEE),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, DISPRELDNE),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NODIRECT),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, IGNMULDEF),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOKSYMS),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NOHDR),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, EDITED),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, NORELOC),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, SYMINTPOSE),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, GLOBAUDIT),
+  LLVM_READOBJ_DT_FLAG_ENT(DF_1, SINGLETON)
+};
+
 static const EnumEntry<unsigned> ElfDynamicDTMipsFlags[] = {
   LLVM_READOBJ_DT_FLAG_ENT(RHF, NONE),
   LLVM_READOBJ_DT_FLAG_ENT(RHF, QUICKSTART),
@@ -950,6 +979,9 @@ static void printValue(const ELFFile<ELFT> *O, uint64_t Type, uint64_t Value,
   case DT_FLAGS:
     printFlags(Value, makeArrayRef(ElfDynamicDTFlags), OS);
     break;
+  case DT_FLAGS_1:
+    printFlags(Value, makeArrayRef(ElfDynamicDTFlags1), OS);
+    break;
   }
 }