[llvm-objdump] Dump PT_GNU_RELRO as part of -p.

PR: 31641
llvm-svn: 292169

3 files changed, 21 insertions, 0 deletions

diff --git a/llvm/test/Object/Inputs/phdrs.elf-x86-64 b/llvm/test/Object/Inputs/phdrs.elf-x86-64
new file mode 100755
index 00000000000..078574ab580
--- /dev/null
+++ b/llvm/test/Object/Inputs/phdrs.elf-x86-64
diff --git a/llvm/test/tools/llvm-objdump/X86/phdrs.test b/llvm/test/tools/llvm-objdump/X86/phdrs.test
new file mode 100644
index 00000000000..c84b24cbe19
--- /dev/null
+++ b/llvm/test/tools/llvm-objdump/X86/phdrs.test
@@ -0,0 +1,18 @@
+## phdrs.elf-x86-64 was generated using lld (3.9).
+## llvm-mc -filetype=obj -triple=x86_64-unknown-linux test.s -o test.o
+## lld test.o -o phdrs.elf-x86-64
+##
+## test.s:
+## .global _start
+## _start:
+##
+## .global d
+## .section .foo,"awT",@progbits
+## d:
+## .long 2
+##
+RUN: llvm-objdump -p %p/../../../Object/Inputs/phdrs.elf-x86-64 \
+RUN:     | FileCheck %s
+
+CHECK: RELRO off    0x0000000000001000 vaddr 0x0000000000201000 paddr 0x0000000000201000 align 2**0
+CHECK-NEXT:      filesz 0x0000000000000004 memsz 0x0000000000001000 flags r--
diff --git a/llvm/tools/llvm-objdump/ELFDump.cpp b/llvm/tools/llvm-objdump/ELFDump.cpp
index 6434fb6cb08..a613f2195b2 100644
--- a/llvm/tools/llvm-objdump/ELFDump.cpp
+++ b/llvm/tools/llvm-objdump/ELFDump.cpp
@@ -36,6 +36,9 @@ template <class ELFT> void printProgramHeaders(const ELFFile<ELFT> *o) {
     case ELF::PT_GNU_EH_FRAME:
       outs() << "EH_FRAME ";
       break;
+    case ELF::PT_GNU_RELRO:
+      outs() << "   RELRO ";
+      break;
     case ELF::PT_GNU_STACK:
       outs() << "   STACK ";
       break;