From 114d335bf90df7f5dba4550ed918edb6a9090782 Mon Sep 17 00:00:00 2001
From: George Rimar <grimar@accesssoftek.com>
Date: Tue, 6 Dec 2016 17:55:52 +0000
Subject: [PATCH] [llvm-readobj] - Teach readobj to print PT_OPENBSD_BOOTDATA
 header

These are OpenBSD specific program headers.

OpenBSD commit:
https://github.com/openbsd/src/commit/d39116912b9536bd77326260dc5c6e593fd4ee24

It is required for fixing PR31288.

Differential revision: https://reviews.llvm.org/D27456

llvm-svn: 288831
---
 .../test/Object/Inputs/openbsd-phdrs.elf-x86-64 | Bin 544 -> 600 bytes
 .../tools/llvm-readobj/program-headers.test     |  16 +++++++++++++++-
 llvm/tools/llvm-readobj/ELFDumper.cpp           |   1 +
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/llvm/test/Object/Inputs/openbsd-phdrs.elf-x86-64 b/llvm/test/Object/Inputs/openbsd-phdrs.elf-x86-64
index 757d49055a7625034cc970bba49867027c4d3c8e..dab75bf96692c59c9bd2856c307e3a6c2fcd9280 100644
GIT binary patch
delta 80
zcmZ3$a)V`phF}CE0~|OoSTL|mv{dI(fC?%wPRy!fc_zIib+RI(&cp{Z7%eAPGTJjK
TFizgZXvb**RmM2Ekx?E1RNoJI

delta 64
zcmcb?vVdiRhM)o?0~|OoSTHb8v{dJM0Tp_|FfprcvI64-M#jk-8SR-~Fiif$XvfGf
I*^o&c0D+1PkN^Mx

diff --git a/llvm/test/tools/llvm-readobj/program-headers.test b/llvm/test/tools/llvm-readobj/program-headers.test
index 9bcd133bc442..e507442029be 100644
--- a/llvm/test/tools/llvm-readobj/program-headers.test
+++ b/llvm/test/tools/llvm-readobj/program-headers.test
@@ -13,7 +13,10 @@ RUN:     | FileCheck %s -check-prefix ELF-MIPS64
 ##
 ## test.s is an empty file.
 ## linker.script:
-## PHDRS { text PT_LOAD FILEHDR PHDRS; foo 0x65a3dbe6; bar 0x65a3dbe7; }
+## PHDRS { text PT_LOAD FILEHDR PHDRS; foo 0x65a3dbe6; bar 0x65a3dbe7; zed 0x65a41be6; }
+##   Where 0x65a3dbe6 is the value of PT_OPENBSD_RANDOMIZE,
+##         0x65a3dbe7 is the value of PT_OPENBSD_WXNEEDED,
+##         0x65a41be6 is the value of PT_OPENBSD_BOOTDATA
 ## SECTIONS { . = SIZEOF_HEADERS; .all : { *(.*) } : text }
 RUN: llvm-readobj -program-headers %p/../../Object/Inputs/openbsd-phdrs.elf-x86-64 \
 RUN:     | FileCheck %s -check-prefix OPENBSD-X86-64
@@ -175,3 +178,14 @@ OPENBSD-X86-64-NEXT:     Flags [
 OPENBSD-X86-64-NEXT:     ]
 OPENBSD-X86-64-NEXT:     Alignment:
 OPENBSD-X86-64-NEXT:   }
+OPENBSD-X86-64-NEXT:   ProgramHeader {
+OPENBSD-X86-64-NEXT:     Type:  PT_OPENBSD_BOOTDATA
+OPENBSD-X86-64-NEXT:     Offset:
+OPENBSD-X86-64-NEXT:     VirtualAddress:
+OPENBSD-X86-64-NEXT:     PhysicalAddress:
+OPENBSD-X86-64-NEXT:     FileSize:
+OPENBSD-X86-64-NEXT:     MemSize:
+OPENBSD-X86-64-NEXT:     Flags [
+OPENBSD-X86-64-NEXT:     ]
+OPENBSD-X86-64-NEXT:     Alignment:
+OPENBSD-X86-64-NEXT:   }
diff --git a/llvm/tools/llvm-readobj/ELFDumper.cpp b/llvm/tools/llvm-readobj/ELFDumper.cpp
index 5d7f92212adb..dbeb03df9f45 100644
--- a/llvm/tools/llvm-readobj/ELFDumper.cpp
+++ b/llvm/tools/llvm-readobj/ELFDumper.cpp
@@ -1160,6 +1160,7 @@ static const char *getElfSegmentType(unsigned Arch, unsigned Type) {
 
   LLVM_READOBJ_ENUM_CASE(ELF, PT_OPENBSD_RANDOMIZE);
   LLVM_READOBJ_ENUM_CASE(ELF, PT_OPENBSD_WXNEEDED);
+  LLVM_READOBJ_ENUM_CASE(ELF, PT_OPENBSD_BOOTDATA);
 
   default: return "";
   }