[libc] [libunwind] [WIP] Enough to get `libc` to build `clang` on `aarch64` (PR #97231)

Izaak Schroeder via cfe-commits cfe-commits at lists.llvm.org
Mon Jul 1 20:22:31 PDT 2024


https://github.com/izaakschroeder updated https://github.com/llvm/llvm-project/pull/97231

>From 31dc769c1866a4a0100dde0a3743c215a9a5f5eb Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Sun, 30 Jun 2024 13:33:16 -0700
Subject: [PATCH 01/10] [libc]: add missing aarch64 headers

---
 libc/config/linux/aarch64/entrypoints.txt | 3 +++
 libc/config/linux/aarch64/headers.txt     | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 8a26536cea9a0..b59400db81fed 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -308,6 +308,9 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.unistd.unlink
     libc.src.unistd.unlinkat
     libc.src.unistd.write
+
+    # XXX
+    libc.src.assert.__assert_fail
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/aarch64/headers.txt b/libc/config/linux/aarch64/headers.txt
index 7d25877cefcc8..ed126d6128871 100644
--- a/libc/config/linux/aarch64/headers.txt
+++ b/libc/config/linux/aarch64/headers.txt
@@ -31,4 +31,10 @@ set(TARGET_PUBLIC_HEADERS
     libc.include.sys_ioctl
     # Disabled due to epoll_wait syscalls not being available on this platform.
     # libc.include.sys_epoll
+
+    # XXX
+    libc.include.sys_auxv
+    libc.include.fcntl
+    libc.include.sched
+    libc.include.sys_stat
 )

>From a5f8ee220c088a39d9b4bf60986166e83ffafffa Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Sun, 30 Jun 2024 13:33:38 -0700
Subject: [PATCH 02/10] [libunwind]: remove needless `sys/uio.h`

No reference to `readv` or `writev`.
---
 libunwind/src/UnwindCursor.hpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/libunwind/src/UnwindCursor.hpp b/libunwind/src/UnwindCursor.hpp
index 66fe8e2a32cca..677e842d8a22b 100644
--- a/libunwind/src/UnwindCursor.hpp
+++ b/libunwind/src/UnwindCursor.hpp
@@ -36,7 +36,6 @@
 #include <errno.h>
 #include <signal.h>
 #include <sys/syscall.h>
-#include <sys/uio.h>
 #include <unistd.h>
 #define _LIBUNWIND_CHECK_LINUX_SIGRETURN 1
 #endif

>From 1083aecfe1be3c1cf427d4ffd2b4fad3d5129d4c Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Sun, 30 Jun 2024 13:44:52 -0700
Subject: [PATCH 03/10] [libc]: function spec for `getauxval`

---
 libc/spec/gnu_ext.td | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libc/spec/gnu_ext.td b/libc/spec/gnu_ext.td
index 161bb4e4a0d9d..e360c766c5c54 100644
--- a/libc/spec/gnu_ext.td
+++ b/libc/spec/gnu_ext.td
@@ -237,7 +237,11 @@ def GnuExtensions : StandardSpec<"GNUExtensions"> {
       [], // Types
       [], // Enumerations
       [
-        //TODO: Add getauxval here
+          FunctionSpec<
+              "getauxval",
+              RetValSpec<UnsignedLongType>,
+              [ArgSpec<UnsignedLongType>]
+          >,
       ]  // Functions
   >;
 

>From e9628ce037c225c3769cec2589745f7978e7edc4 Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Sun, 30 Jun 2024 14:06:19 -0700
Subject: [PATCH 04/10] [libc]: hack `ExitCallbackList` always public

---
 libc/src/stdlib/exit_handler.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/libc/src/stdlib/exit_handler.h b/libc/src/stdlib/exit_handler.h
index 8494c2f2e526e..db731a46f44c9 100644
--- a/libc/src/stdlib/exit_handler.h
+++ b/libc/src/stdlib/exit_handler.h
@@ -31,10 +31,8 @@ struct AtExitUnit {
 
 #if defined(LIBC_TARGET_ARCH_IS_GPU)
 using ExitCallbackList = FixedVector<AtExitUnit, 64>;
-#elif defined(LIBC_COPT_PUBLIC_PACKAGING)
-using ExitCallbackList = ReverseOrderBlockStore<AtExitUnit, 32>;
 #else
-using ExitCallbackList = FixedVector<AtExitUnit, CALLBACK_LIST_SIZE_FOR_TESTS>;
+using ExitCallbackList = ReverseOrderBlockStore<AtExitUnit, 32>;
 #endif
 
 extern ExitCallbackList atexit_callbacks;

>From e3ed9aac99ede8be5d6d228f43c652423206e67c Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Sun, 30 Jun 2024 14:15:21 -0700
Subject: [PATCH 05/10] [libc]: add `Scrt1.o`

---
 libc/startup/linux/CMakeLists.txt | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/libc/startup/linux/CMakeLists.txt b/libc/startup/linux/CMakeLists.txt
index 336c5d0f6bfa2..b721d15091227 100644
--- a/libc/startup/linux/CMakeLists.txt
+++ b/libc/startup/linux/CMakeLists.txt
@@ -118,6 +118,15 @@ merge_relocatable_object(
   .do_start
 )
 
+# HACK: Is this even ok?
+# For reference: `Scrt1` is used when `-fpie` vs `crt1` for `-fno-pie`
+merge_relocatable_object(
+  Scrt1
+  .${LIBC_TARGET_ARCHITECTURE}.start
+  .${LIBC_TARGET_ARCHITECTURE}.tls
+  .do_start
+)
+
 add_startup_object(
   crti
   SRC
@@ -131,7 +140,7 @@ add_startup_object(
 )
 
 add_custom_target(libc-startup)
-set(startup_components crt1 crti crtn)
+set(startup_components Scrt1 crt1 crti crtn)
 foreach(target IN LISTS startup_components)
   set(fq_target_name libc.startup.linux.${target})
   add_dependencies(libc-startup ${fq_target_name})

>From 1f98bd663772b963c192293ad7359fe0ffdada25 Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Mon, 1 Jul 2024 12:07:37 -0700
Subject: [PATCH 06/10] [libc]: `sys_time.utimes` placeholder

---
 libc/config/linux/aarch64/entrypoints.txt |  1 +
 libc/config/linux/x86_64/entrypoints.txt  |  3 +++
 libc/spec/linux.td                        | 12 +++++++++++-
 libc/spec/spec.td                         |  1 +
 libc/src/sys/CMakeLists.txt               |  1 +
 libc/src/sys/time/CMakeLists.txt          | 10 ++++++++++
 libc/src/sys/time/linux/CMakeLists.txt    | 12 ++++++++++++
 libc/src/sys/time/linux/utimes.cpp        | 12 ++++++++++++
 libc/src/sys/time/utimes.h                | 18 ++++++++++++++++++
 9 files changed, 69 insertions(+), 1 deletion(-)
 create mode 100644 libc/src/sys/time/CMakeLists.txt
 create mode 100644 libc/src/sys/time/linux/CMakeLists.txt
 create mode 100644 libc/src/sys/time/linux/utimes.cpp
 create mode 100644 libc/src/sys/time/utimes.h

diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index b59400db81fed..f259f30f8b377 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -311,6 +311,7 @@ set(TARGET_LIBC_ENTRYPOINTS
 
     # XXX
     libc.src.assert.__assert_fail
+    libc.src.sys_time.utimes
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index e1922ca94b97e..05ab170127a9d 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -330,6 +330,9 @@ set(TARGET_LIBC_ENTRYPOINTS
 
     # wchar.h entrypoints
     libc.src.wchar.wctob
+
+    # XXX
+    libc.src.sys_time.utimes
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/spec/linux.td b/libc/spec/linux.td
index 82630ff413c73..faeefd70f2263 100644
--- a/libc/spec/linux.td
+++ b/libc/spec/linux.td
@@ -148,7 +148,17 @@ def Linux : StandardSpec<"Linux"> {
       ],
       [StructTimevalType], // Types
       [], // Enumerations
-      []  // Functions
+      [
+        FunctionSpec<
+          "utimes",
+          RetValSpec<IntType>,
+          [
+            ArgSpec<IntType>,
+            ArgSpec<ConstCharPtr>,
+            ArgSpec<ConstStructTimevalPtr>,
+          ]
+        >,
+      ]  // Functions
   >;
 
 
diff --git a/libc/spec/spec.td b/libc/spec/spec.td
index a3a5db7465b39..17c0589ab1d55 100644
--- a/libc/spec/spec.td
+++ b/libc/spec/spec.td
@@ -148,6 +148,7 @@ def StructRUsagePtr : PtrType<StructRUsage>;
 
 def StructTimevalType : NamedType<"struct timeval">;
 def StructTimevalPtr : PtrType<StructTimevalType>;
+def ConstStructTimevalPtr : ConstType<StructTimevalPtr>;
 def RestrictedStructTimevalPtr : RestrictedPtrType<StructTimevalType>;
 
 def SuSecondsT : NamedType<"suseconds_t">;
diff --git a/libc/src/sys/CMakeLists.txt b/libc/src/sys/CMakeLists.txt
index adc666b94202f..fba5f86d0b08c 100644
--- a/libc/src/sys/CMakeLists.txt
+++ b/libc/src/sys/CMakeLists.txt
@@ -11,3 +11,4 @@ add_subdirectory(statvfs)
 add_subdirectory(utsname)
 add_subdirectory(wait)
 add_subdirectory(prctl)
+add_subdirectory(time)
diff --git a/libc/src/sys/time/CMakeLists.txt b/libc/src/sys/time/CMakeLists.txt
new file mode 100644
index 0000000000000..f599cddaaeeb3
--- /dev/null
+++ b/libc/src/sys/time/CMakeLists.txt
@@ -0,0 +1,10 @@
+if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${LIBC_TARGET_OS})
+  add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/${LIBC_TARGET_OS})
+endif()
+
+add_entrypoint_object(
+  utimes
+  ALIAS
+  DEPENDS
+    .${LIBC_TARGET_OS}.utimes
+)
diff --git a/libc/src/sys/time/linux/CMakeLists.txt b/libc/src/sys/time/linux/CMakeLists.txt
new file mode 100644
index 0000000000000..da5f698e3515c
--- /dev/null
+++ b/libc/src/sys/time/linux/CMakeLists.txt
@@ -0,0 +1,12 @@
+add_entrypoint_object(
+  utimes
+  SRCS
+    utimes.cpp
+  HDRS
+    ../utimes.h
+  DEPENDS
+    libc.include.sys_time
+    libc.include.sys_syscall
+    libc.src.__support.OSUtil.osutil
+    libc.src.errno.errno
+)
diff --git a/libc/src/sys/time/linux/utimes.cpp b/libc/src/sys/time/linux/utimes.cpp
new file mode 100644
index 0000000000000..b3528ab4b48e4
--- /dev/null
+++ b/libc/src/sys/time/linux/utimes.cpp
@@ -0,0 +1,12 @@
+#include "src/sys/time/utimes.h"
+
+#include "src/__support/common.h"
+#include "src/errno/libc_errno.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(int, utimes, (int, const char *, const struct timeval[2])) {
+  return EINVAL;
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/sys/time/utimes.h b/libc/src/sys/time/utimes.h
new file mode 100644
index 0000000000000..eb2bcc3f15f25
--- /dev/null
+++ b/libc/src/sys/time/utimes.h
@@ -0,0 +1,18 @@
+//===-- Implementation header for socket ------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_SYS_TIME_UTIMES_H
+#define LLVM_LIBC_SRC_SYS_TIME_UTIMES_H
+
+namespace LIBC_NAMESPACE {
+
+int utimes(int dirfd, const char *pathname, const struct timeval times[2]);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_SYS_TIME_UTIMES_H

>From 346f42492df209476f42f5a4fd84a8d508bbf1cc Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Mon, 1 Jul 2024 13:13:16 -0700
Subject: [PATCH 07/10] [libc]: add missing `<sys/statvfs.h>` and friends

---
 libc/config/linux/aarch64/entrypoints.txt | 2 ++
 libc/config/linux/aarch64/headers.txt     | 1 +
 libc/config/linux/x86_64/headers.txt      | 3 +++
 libc/spec/posix.td                        | 5 ++++-
 4 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index f259f30f8b377..e2a8a8de378b1 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -312,6 +312,8 @@ set(TARGET_LIBC_ENTRYPOINTS
     # XXX
     libc.src.assert.__assert_fail
     libc.src.sys_time.utimes
+    libc.src.sys.statvfs.fstatvfs
+    libc.src.sys.statvfs.statvfs
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/aarch64/headers.txt b/libc/config/linux/aarch64/headers.txt
index ed126d6128871..b310da522a50c 100644
--- a/libc/config/linux/aarch64/headers.txt
+++ b/libc/config/linux/aarch64/headers.txt
@@ -34,6 +34,7 @@ set(TARGET_PUBLIC_HEADERS
 
     # XXX
     libc.include.sys_auxv
+    libc.include.sys_statvfs
     libc.include.fcntl
     libc.include.sched
     libc.include.sys_stat
diff --git a/libc/config/linux/x86_64/headers.txt b/libc/config/linux/x86_64/headers.txt
index 44d640b75e2bf..7e9d26c4821fc 100644
--- a/libc/config/linux/x86_64/headers.txt
+++ b/libc/config/linux/x86_64/headers.txt
@@ -49,4 +49,7 @@ set(TARGET_PUBLIC_HEADERS
     libc.include.sys_types
     libc.include.sys_utsname
     libc.include.sys_wait
+
+    # XXX
+    libc.include.sys_statvfs
 )
diff --git a/libc/spec/posix.td b/libc/spec/posix.td
index d14047548e104..4220842b71954 100644
--- a/libc/spec/posix.td
+++ b/libc/spec/posix.td
@@ -135,6 +135,9 @@ def POSIX : StandardSpec<"POSIX"> {
   PtrType PThreadTPtr = PtrType<PThreadTType>;
   RestrictedPtrType RestrictedPThreadTPtr = RestrictedPtrType<PThreadTType>;
 
+  NamedType FsFilCntTType = NamedType<"fsfilcnt_t">;
+  NamedType FsBlkCntTType = NamedType<"fsblkcnt_t">;
+
   HeaderSpec Errno = HeaderSpec<
       "errno.h",
       [
@@ -928,7 +931,7 @@ def POSIX : StandardSpec<"POSIX"> {
   HeaderSpec SysStatvfs = HeaderSpec<
       "sys/statvfs.h",
       [], // Macros
-      [StructStatvfs], // Types
+      [StructStatvfs, FsFilCntTType, FsBlkCntTType], // Types
       [], // Enumerations
       [
         FunctionSpec<

>From 570638ec0baff5bbcccb6339265321823b9559e0 Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Mon, 1 Jul 2024 13:14:21 -0700
Subject: [PATCH 08/10] [libc]: add basic `ioctl` function

---
 libc/config/linux/aarch64/entrypoints.txt |  3 ++-
 libc/config/linux/x86_64/entrypoints.txt  |  3 ++-
 libc/src/sys/CMakeLists.txt               |  1 +
 libc/src/sys/ioctl/CMakeLists.txt         | 10 ++++++++++
 libc/src/sys/ioctl/ioctl.h                | 18 +++++++++++++++++
 libc/src/sys/ioctl/linux/CMakeLists.txt   | 12 ++++++++++++
 libc/src/sys/ioctl/linux/ioctl.cpp        | 24 +++++++++++++++++++++++
 7 files changed, 69 insertions(+), 2 deletions(-)
 create mode 100644 libc/src/sys/ioctl/CMakeLists.txt
 create mode 100644 libc/src/sys/ioctl/ioctl.h
 create mode 100644 libc/src/sys/ioctl/linux/CMakeLists.txt
 create mode 100644 libc/src/sys/ioctl/linux/ioctl.cpp

diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index e2a8a8de378b1..f58debcf9f38c 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -311,9 +311,10 @@ set(TARGET_LIBC_ENTRYPOINTS
 
     # XXX
     libc.src.assert.__assert_fail
-    libc.src.sys_time.utimes
+    libc.src.sys.time.utimes
     libc.src.sys.statvfs.fstatvfs
     libc.src.sys.statvfs.statvfs
+    libc.src.sys.ioctl.ioctl
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 05ab170127a9d..ba88ee253230f 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -332,7 +332,8 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.wchar.wctob
 
     # XXX
-    libc.src.sys_time.utimes
+    libc.src.sys.time.utimes
+    libc.src.sys.ioctl.ioctl
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/src/sys/CMakeLists.txt b/libc/src/sys/CMakeLists.txt
index fba5f86d0b08c..de8677e9cc933 100644
--- a/libc/src/sys/CMakeLists.txt
+++ b/libc/src/sys/CMakeLists.txt
@@ -11,4 +11,5 @@ add_subdirectory(statvfs)
 add_subdirectory(utsname)
 add_subdirectory(wait)
 add_subdirectory(prctl)
+add_subdirectory(ioctl)
 add_subdirectory(time)
diff --git a/libc/src/sys/ioctl/CMakeLists.txt b/libc/src/sys/ioctl/CMakeLists.txt
new file mode 100644
index 0000000000000..099a1b96389fc
--- /dev/null
+++ b/libc/src/sys/ioctl/CMakeLists.txt
@@ -0,0 +1,10 @@
+if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${LIBC_TARGET_OS})
+  add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/${LIBC_TARGET_OS})
+endif()
+
+add_entrypoint_object(
+  ioctl
+  ALIAS
+  DEPENDS
+    .${LIBC_TARGET_OS}.ioctl
+)
diff --git a/libc/src/sys/ioctl/ioctl.h b/libc/src/sys/ioctl/ioctl.h
new file mode 100644
index 0000000000000..1d4789146c40f
--- /dev/null
+++ b/libc/src/sys/ioctl/ioctl.h
@@ -0,0 +1,18 @@
+//===-- Implementation header for socket ------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_SYS_IOCTL_IOCTL_H
+#define LLVM_LIBC_SRC_SYS_IOCTL_IOCTL_H
+
+namespace LIBC_NAMESPACE {
+
+int ioctl(int fd, int req, ...);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_SYS_IOCTL_IOCTL_H
diff --git a/libc/src/sys/ioctl/linux/CMakeLists.txt b/libc/src/sys/ioctl/linux/CMakeLists.txt
new file mode 100644
index 0000000000000..876f35aaee66c
--- /dev/null
+++ b/libc/src/sys/ioctl/linux/CMakeLists.txt
@@ -0,0 +1,12 @@
+add_entrypoint_object(
+  ioctl
+  SRCS
+    ioctl.cpp
+  HDRS
+    ../ioctl.h
+  DEPENDS
+    libc.include.sys_ioctl
+    libc.include.sys_syscall
+    libc.src.__support.OSUtil.osutil
+    libc.src.errno.errno
+)
diff --git a/libc/src/sys/ioctl/linux/ioctl.cpp b/libc/src/sys/ioctl/linux/ioctl.cpp
new file mode 100644
index 0000000000000..9b455f62d47a1
--- /dev/null
+++ b/libc/src/sys/ioctl/linux/ioctl.cpp
@@ -0,0 +1,24 @@
+#include <stdarg.h>
+#include <sys/syscall.h> // For syscall numbers.
+
+#include "src/__support/OSUtil/syscall.h" // For internal syscall function.
+#include "src/__support/common.h"
+#include "src/sys/ioctl/ioctl.h"
+
+#include "src/errno/libc_errno.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(int, ioctl, (int fd, int req, ...)) {
+  void *arg;
+  va_list ap;
+  va_start(ap, req);
+  arg = va_arg(ap, void *);
+  va_end(ap);
+  int ret = LIBC_NAMESPACE::syscall_impl<int>(SYS_ioctl, fd, req, arg);
+  // FIXME(@izaakschroeder): There is probably more to do here.
+  // See: https://github.com/kraj/musl/blob/kraj/master/src/misc/ioctl.c
+  return ret;
+}
+
+} // namespace LIBC_NAMESPACE

>From 57bd7864d6322bec928050eeb66ef4ba0f33a5e3 Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Mon, 1 Jul 2024 16:23:01 -0700
Subject: [PATCH 09/10] [libc]: add `dlfcn.h` placeholder

---
 libc/config/linux/aarch64/entrypoints.txt    |  4 ++
 libc/config/linux/aarch64/headers.txt        |  1 +
 libc/config/linux/x86_64/entrypoints.txt     |  4 ++
 libc/config/linux/x86_64/headers.txt         |  1 +
 libc/include/CMakeLists.txt                  |  9 ++++
 libc/include/dlfcn.h.def                     | 17 ++++++++
 libc/include/llvm-libc-macros/CMakeLists.txt |  6 +++
 libc/include/llvm-libc-macros/dlfcn-macros.h | 23 +++++++++++
 libc/spec/posix.td                           | 35 ++++++++++++++++
 libc/src/CMakeLists.txt                      |  1 +
 libc/src/dlfcn/CMakeLists.txt                | 43 ++++++++++++++++++++
 libc/src/dlfcn/dlclose.cpp                   | 17 ++++++++
 libc/src/dlfcn/dlclose.h                     | 18 ++++++++
 libc/src/dlfcn/dlerror.cpp                   | 19 +++++++++
 libc/src/dlfcn/dlerror.h                     | 18 ++++++++
 libc/src/dlfcn/dlopen.cpp                    | 17 ++++++++
 libc/src/dlfcn/dlopen.h                      | 18 ++++++++
 libc/src/dlfcn/dlsym.cpp                     | 17 ++++++++
 libc/src/dlfcn/dlsym.h                       | 18 ++++++++
 19 files changed, 286 insertions(+)
 create mode 100644 libc/include/dlfcn.h.def
 create mode 100644 libc/include/llvm-libc-macros/dlfcn-macros.h
 create mode 100644 libc/src/dlfcn/CMakeLists.txt
 create mode 100644 libc/src/dlfcn/dlclose.cpp
 create mode 100644 libc/src/dlfcn/dlclose.h
 create mode 100644 libc/src/dlfcn/dlerror.cpp
 create mode 100644 libc/src/dlfcn/dlerror.h
 create mode 100644 libc/src/dlfcn/dlopen.cpp
 create mode 100644 libc/src/dlfcn/dlopen.h
 create mode 100644 libc/src/dlfcn/dlsym.cpp
 create mode 100644 libc/src/dlfcn/dlsym.h

diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index f58debcf9f38c..1d7dde40e371e 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -315,6 +315,10 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.sys.statvfs.fstatvfs
     libc.src.sys.statvfs.statvfs
     libc.src.sys.ioctl.ioctl
+    libc.src.dlfcn.dlopen
+    libc.src.dlfcn.dlsym
+    libc.src.dlfcn.dlclose
+    libc.src.dlfcn.dlerror
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/aarch64/headers.txt b/libc/config/linux/aarch64/headers.txt
index b310da522a50c..4f47b09b26b77 100644
--- a/libc/config/linux/aarch64/headers.txt
+++ b/libc/config/linux/aarch64/headers.txt
@@ -38,4 +38,5 @@ set(TARGET_PUBLIC_HEADERS
     libc.include.fcntl
     libc.include.sched
     libc.include.sys_stat
+    libc.include.dlfcn
 )
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index ba88ee253230f..e5feb4ebed805 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -334,6 +334,10 @@ set(TARGET_LIBC_ENTRYPOINTS
     # XXX
     libc.src.sys.time.utimes
     libc.src.sys.ioctl.ioctl
+    libc.src.dlfcn.dlopen
+    libc.src.dlfcn.dlsym
+    libc.src.dlfcn.dlclose
+    libc.src.dlfcn.dlerror
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/x86_64/headers.txt b/libc/config/linux/x86_64/headers.txt
index 7e9d26c4821fc..16af88b54e4ab 100644
--- a/libc/config/linux/x86_64/headers.txt
+++ b/libc/config/linux/x86_64/headers.txt
@@ -52,4 +52,5 @@ set(TARGET_PUBLIC_HEADERS
 
     # XXX
     libc.include.sys_statvfs
+    libc.include.dlfcn
 )
diff --git a/libc/include/CMakeLists.txt b/libc/include/CMakeLists.txt
index 3ab7817d8568b..f8ef35078a8c4 100644
--- a/libc/include/CMakeLists.txt
+++ b/libc/include/CMakeLists.txt
@@ -51,6 +51,15 @@ add_gen_header(
     .llvm_libc_common_h
 )
 
+add_gen_header(
+  dlfcn
+  DEF_FILE dlfcn.h.def
+  GEN_HDR dlfcn.h
+  DEPENDS
+    .llvm-libc-macros.dlfcn_macros
+    .llvm_libc_common_h
+)
+
 add_gen_header(
   features
   DEF_FILE features.h.def
diff --git a/libc/include/dlfcn.h.def b/libc/include/dlfcn.h.def
new file mode 100644
index 0000000000000..31395871c6b97
--- /dev/null
+++ b/libc/include/dlfcn.h.def
@@ -0,0 +1,17 @@
+//===-- C standard library header dlfcn.h ---------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_DLFCN_H
+#define LLVM_LIBC_DLFCN_H
+
+#include "__llvm-libc-common.h"
+#include "llvm-libc-macros/dlfcn-macros.h"
+
+%%public_api()
+
+#endif // LLVM_LIBC_DLFCN_H
diff --git a/libc/include/llvm-libc-macros/CMakeLists.txt b/libc/include/llvm-libc-macros/CMakeLists.txt
index f6af11abd4dd7..5bf573e4e98df 100644
--- a/libc/include/llvm-libc-macros/CMakeLists.txt
+++ b/libc/include/llvm-libc-macros/CMakeLists.txt
@@ -277,3 +277,9 @@ add_macro_header(
   HDR
     stdckdint-macros.h
 )
+
+add_macro_header(
+  dlfcn_macros
+  HDR
+    dlfcn-macros.h
+)
\ No newline at end of file
diff --git a/libc/include/llvm-libc-macros/dlfcn-macros.h b/libc/include/llvm-libc-macros/dlfcn-macros.h
new file mode 100644
index 0000000000000..dcd202b9ab435
--- /dev/null
+++ b/libc/include/llvm-libc-macros/dlfcn-macros.h
@@ -0,0 +1,23 @@
+//===-- Definition of macros from dlfcn.h ---------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_MACROS_DLFCN_MACROS_H
+#define LLVM_LIBC_MACROS_DLFCN_MACROS_H
+
+#define RTLD_LAZY 0x00001
+#define RTLD_NOW 0x00002
+#define RTLD_GLOBAL 0x00100
+#define RTLD_LOCAL 0
+
+// Non-standard stuff here
+#define RTLD_BINDING_MASK 0x3
+#define RTLD_NOLOAD 0x00004
+#define RTLD_DEEPBIND 0x00008
+#define RTLD_NODELETE 0x01000
+
+#endif // LLVM_LIBC_MACROS_DLFCN_MACROS_H
diff --git a/libc/spec/posix.td b/libc/spec/posix.td
index 4220842b71954..ccbe31b698b03 100644
--- a/libc/spec/posix.td
+++ b/libc/spec/posix.td
@@ -225,6 +225,40 @@ def POSIX : StandardSpec<"POSIX"> {
       []  // Functions
   >;
 
+  HeaderSpec DlFcn = HeaderSpec<
+    "dlfcn.h",
+    [
+      Macro<"RTLD_LAZY">,
+      Macro<"RTLD_NOW">,
+      Macro<"RTLD_GLOBAL">,
+      Macro<"RTLD_LOCAL">,
+    ],
+    [],  // Types
+    [], // Enumerations
+    [
+      FunctionSpec<
+          "dlclose",
+          RetValSpec<IntType>,
+          [ArgSpec<VoidPtr>]
+      >,
+      FunctionSpec<
+          "dlerror",
+          RetValSpec<CharPtr>,
+          []
+      >,
+      FunctionSpec<
+          "dlopen",
+          RetValSpec<VoidPtr>,
+          [ArgSpec<ConstCharPtr>, ArgSpec<IntType>]
+      >,
+      FunctionSpec<
+          "dlsym",
+          RetValSpec<VoidPtr>,
+          [ArgSpec<VoidRestrictedPtr>, ArgSpec<ConstCharRestrictedPtr>]
+      >,
+    ]
+  >;
+
   HeaderSpec FCntl = HeaderSpec<
     "fcntl.h",
     [], // Macros
@@ -1693,6 +1727,7 @@ def POSIX : StandardSpec<"POSIX"> {
     ArpaInet,
     CType,
     Dirent,
+    DlFcn,
     Errno,
     FCntl,
     PThread,
diff --git a/libc/src/CMakeLists.txt b/libc/src/CMakeLists.txt
index 09b16be1e2d42..f011fe25226e5 100644
--- a/libc/src/CMakeLists.txt
+++ b/libc/src/CMakeLists.txt
@@ -11,6 +11,7 @@ add_subdirectory(stdio)
 add_subdirectory(stdlib)
 add_subdirectory(string)
 add_subdirectory(wchar)
+add_subdirectory(dlfcn)
 
 if(${LIBC_TARGET_OS} STREQUAL "linux")
   add_subdirectory(dirent)
diff --git a/libc/src/dlfcn/CMakeLists.txt b/libc/src/dlfcn/CMakeLists.txt
new file mode 100644
index 0000000000000..5534f2dfb8853
--- /dev/null
+++ b/libc/src/dlfcn/CMakeLists.txt
@@ -0,0 +1,43 @@
+add_entrypoint_object(
+  dlclose
+  SRCS
+    dlclose.cpp
+  HDRS
+    dlclose.h
+  DEPENDS
+    libc.include.dlfcn
+    libc.src.errno.errno
+)
+
+add_entrypoint_object(
+  dlerror
+  SRCS
+    dlerror.cpp
+  HDRS
+    dlerror.h
+  DEPENDS
+    libc.include.dlfcn
+    libc.src.errno.errno
+)
+
+add_entrypoint_object(
+  dlopen
+  SRCS
+    dlopen.cpp
+  HDRS
+    dlopen.h
+  DEPENDS
+    libc.include.dlfcn
+    libc.src.errno.errno
+)
+
+add_entrypoint_object(
+  dlsym
+  SRCS
+    dlsym.cpp
+  HDRS
+    dlsym.h
+  DEPENDS
+    libc.include.dlfcn
+    libc.src.errno.errno
+)
diff --git a/libc/src/dlfcn/dlclose.cpp b/libc/src/dlfcn/dlclose.cpp
new file mode 100644
index 0000000000000..6dc1892120ddd
--- /dev/null
+++ b/libc/src/dlfcn/dlclose.cpp
@@ -0,0 +1,17 @@
+//===-- Implementation of dlclose -----------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "dlclose.h"
+
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(int, dlclose, (void *)) { return -1; }
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/dlfcn/dlclose.h b/libc/src/dlfcn/dlclose.h
new file mode 100644
index 0000000000000..27c0207d726e4
--- /dev/null
+++ b/libc/src/dlfcn/dlclose.h
@@ -0,0 +1,18 @@
+//===-- Implementation header of dlclose ------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_DLFCN_DLCLOSE_H
+#define LLVM_LIBC_SRC_DLFCN_DLCLOSE_H
+
+namespace LIBC_NAMESPACE {
+
+int dlclose(void *);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_DLFCN_DLCLOSE_H
diff --git a/libc/src/dlfcn/dlerror.cpp b/libc/src/dlfcn/dlerror.cpp
new file mode 100644
index 0000000000000..8c3611d9c639e
--- /dev/null
+++ b/libc/src/dlfcn/dlerror.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of delerror ----------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "dlerror.h"
+
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(char *, dlerror, ()) {
+  return const_cast<char *>("unsupported");
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/dlfcn/dlerror.h b/libc/src/dlfcn/dlerror.h
new file mode 100644
index 0000000000000..966496016d3eb
--- /dev/null
+++ b/libc/src/dlfcn/dlerror.h
@@ -0,0 +1,18 @@
+//===-- Implementation header of dlerror ------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_DLFCN_DLERROR_H
+#define LLVM_LIBC_SRC_DLFCN_DLERROR_H
+
+namespace LIBC_NAMESPACE {
+
+char *dlerror();
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_DLFCN_DLERROR_H
diff --git a/libc/src/dlfcn/dlopen.cpp b/libc/src/dlfcn/dlopen.cpp
new file mode 100644
index 0000000000000..835d981e19237
--- /dev/null
+++ b/libc/src/dlfcn/dlopen.cpp
@@ -0,0 +1,17 @@
+//===-- Implementation of dlopen -----------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "dlopen.h"
+
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(void *, dlopen, (const char *, int)) { return nullptr; }
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/dlfcn/dlopen.h b/libc/src/dlfcn/dlopen.h
new file mode 100644
index 0000000000000..4565953efd494
--- /dev/null
+++ b/libc/src/dlfcn/dlopen.h
@@ -0,0 +1,18 @@
+//===-- Implementation header of dlopen -------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_DLFCN_DLOPEN_H
+#define LLVM_LIBC_SRC_DLFCN_DLOPEN_H
+
+namespace LIBC_NAMESPACE {
+
+void *dlopen(const char *, int);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_DLFCN_DLOPEN_H
diff --git a/libc/src/dlfcn/dlsym.cpp b/libc/src/dlfcn/dlsym.cpp
new file mode 100644
index 0000000000000..98d678caece90
--- /dev/null
+++ b/libc/src/dlfcn/dlsym.cpp
@@ -0,0 +1,17 @@
+//===-- Implementation of dlsym ------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "dlsym.h"
+
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(void *, dlsym, (void *, const char *)) { return nullptr; }
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/dlfcn/dlsym.h b/libc/src/dlfcn/dlsym.h
new file mode 100644
index 0000000000000..8157ac3e3fd4c
--- /dev/null
+++ b/libc/src/dlfcn/dlsym.h
@@ -0,0 +1,18 @@
+//===-- Implementation header of dlsym --------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_DLFCN_DLSYM_H
+#define LLVM_LIBC_SRC_DLFCN_DLSYM_H
+
+namespace LIBC_NAMESPACE {
+
+void *dlsym(void *, const char *);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_DLFCN_DLSYM_H

>From 5144d74e04dd144fbe5794eac9f8d9b0db24a70d Mon Sep 17 00:00:00 2001
From: Izaak Schroeder <izaak.schroeder at gmail.com>
Date: Mon, 1 Jul 2024 19:40:07 -0700
Subject: [PATCH 10/10] [libc]: add `link.h`

---
 libc/config/linux/aarch64/entrypoints.txt     |    1 +
 libc/config/linux/aarch64/headers.txt         |    2 +
 libc/config/linux/x86_64/entrypoints.txt      |    1 +
 libc/config/linux/x86_64/headers.txt          |    2 +
 libc/include/CMakeLists.txt                   |   17 +
 libc/include/elf.h.def                        |   14 +
 libc/include/link.h.def                       |   16 +
 libc/include/llvm-libc-macros/CMakeLists.txt  |    8 +-
 libc/include/llvm-libc-macros/elf-macros.h    | 3181 +++++++++++++++++
 libc/include/llvm-libc-macros/link-macros.h   |   26 +-
 libc/include/llvm-libc-types/CMakeLists.txt   |    1 +
 .../__dl_iterate_phdr_callback_t.h            |   17 +
 .../llvm-libc-types/struct_dl_phdr_info.h     |   26 +
 libc/spec/linux.td                            |   30 +
 libc/src/CMakeLists.txt                       |    1 +
 libc/src/link/CMakeLists.txt                  |    9 +
 libc/src/link/dl_iterate_phdr.cpp             |   21 +
 libc/src/link/dl_iterate_phdr.h               |   20 +
 18 files changed, 3390 insertions(+), 3 deletions(-)
 create mode 100644 libc/include/elf.h.def
 create mode 100644 libc/include/link.h.def
 create mode 100644 libc/include/llvm-libc-macros/elf-macros.h
 create mode 100644 libc/include/llvm-libc-types/__dl_iterate_phdr_callback_t.h
 create mode 100644 libc/include/llvm-libc-types/struct_dl_phdr_info.h
 create mode 100644 libc/src/link/CMakeLists.txt
 create mode 100644 libc/src/link/dl_iterate_phdr.cpp
 create mode 100644 libc/src/link/dl_iterate_phdr.h

diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 1d7dde40e371e..2951ef37db46a 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -319,6 +319,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.dlfcn.dlsym
     libc.src.dlfcn.dlclose
     libc.src.dlfcn.dlerror
+    libc.src.link.dl_iterate_phdr
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/aarch64/headers.txt b/libc/config/linux/aarch64/headers.txt
index 4f47b09b26b77..6ed200ab7fa7d 100644
--- a/libc/config/linux/aarch64/headers.txt
+++ b/libc/config/linux/aarch64/headers.txt
@@ -39,4 +39,6 @@ set(TARGET_PUBLIC_HEADERS
     libc.include.sched
     libc.include.sys_stat
     libc.include.dlfcn
+    libc.include.link
+    libc.include.elf
 )
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index e5feb4ebed805..6a9d9d6c2824b 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -338,6 +338,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.dlfcn.dlsym
     libc.src.dlfcn.dlclose
     libc.src.dlfcn.dlerror
+    libc.src.link.dl_iterate_phdr
 )
 
 set(TARGET_LIBM_ENTRYPOINTS
diff --git a/libc/config/linux/x86_64/headers.txt b/libc/config/linux/x86_64/headers.txt
index 16af88b54e4ab..6dc50f61d9a6b 100644
--- a/libc/config/linux/x86_64/headers.txt
+++ b/libc/config/linux/x86_64/headers.txt
@@ -53,4 +53,6 @@ set(TARGET_PUBLIC_HEADERS
     # XXX
     libc.include.sys_statvfs
     libc.include.dlfcn
+    libc.include.link
+    libc.include.elf
 )
diff --git a/libc/include/CMakeLists.txt b/libc/include/CMakeLists.txt
index f8ef35078a8c4..649adcf5d17a4 100644
--- a/libc/include/CMakeLists.txt
+++ b/libc/include/CMakeLists.txt
@@ -367,6 +367,23 @@ add_gen_header(
     .llvm-libc-types.posix_spawn_file_actions_t
 )
 
+add_gen_header(
+  link
+  DEF_FILE link.h.def
+  GEN_HDR link.h
+  DEPENDS
+    .llvm_libc_common_h
+    .llvm-libc-macros.link_macros
+)
+
+add_gen_header(
+  elf
+  DEF_FILE elf.h.def
+  GEN_HDR elf.h
+  DEPENDS
+    .llvm-libc-macros.elf_macros
+)
+
 # TODO: Not all platforms will have a include/sys directory. Add the sys
 # directory and the targets for sys/*.h files conditional to the OS requiring
 # them.
diff --git a/libc/include/elf.h.def b/libc/include/elf.h.def
new file mode 100644
index 0000000000000..1c9d11929029f
--- /dev/null
+++ b/libc/include/elf.h.def
@@ -0,0 +1,14 @@
+//===-- C standard library header elf.h -----------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_ELF_H
+#define LLVM_LIBC_ELF_H
+
+#include "llvm-libc-macros/elf-macros.h"
+
+#endif // LLVM_LIBC_ELF_H
diff --git a/libc/include/link.h.def b/libc/include/link.h.def
new file mode 100644
index 0000000000000..353398e4f3c88
--- /dev/null
+++ b/libc/include/link.h.def
@@ -0,0 +1,16 @@
+//===-- C standard library header link.h ----------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_LINK_H
+#define LLVM_LIBC_LINK_H
+
+#include "llvm-libc-macros/link-macros.h"
+
+%%public_api()
+
+#endif // LLVM_LIBC_LINK_H
diff --git a/libc/include/llvm-libc-macros/CMakeLists.txt b/libc/include/llvm-libc-macros/CMakeLists.txt
index 5bf573e4e98df..60c8f5a9cd3de 100644
--- a/libc/include/llvm-libc-macros/CMakeLists.txt
+++ b/libc/include/llvm-libc-macros/CMakeLists.txt
@@ -282,4 +282,10 @@ add_macro_header(
   dlfcn_macros
   HDR
     dlfcn-macros.h
-)
\ No newline at end of file
+)
+
+add_macro_header(
+  elf_macros
+  HDR
+    elf-macros.h
+)
diff --git a/libc/include/llvm-libc-macros/elf-macros.h b/libc/include/llvm-libc-macros/elf-macros.h
new file mode 100644
index 0000000000000..a0c227d0ea4a2
--- /dev/null
+++ b/libc/include/llvm-libc-macros/elf-macros.h
@@ -0,0 +1,3181 @@
+//===-- Definition of macros from elf.h -----------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_MACROS_ELF_MACROS_H
+#define LLVM_LIBC_MACROS_ELF_MACROS_H
+
+#include "stdint-macros.h"
+
+typedef uint16_t Elf32_Half;
+typedef uint16_t Elf64_Half;
+
+typedef uint32_t Elf32_Word;
+typedef int32_t Elf32_Sword;
+typedef uint32_t Elf64_Word;
+typedef int32_t Elf64_Sword;
+
+typedef uint64_t Elf32_Xword;
+typedef int64_t Elf32_Sxword;
+typedef uint64_t Elf64_Xword;
+typedef int64_t Elf64_Sxword;
+
+typedef uint32_t Elf32_Addr;
+typedef uint64_t Elf64_Addr;
+
+typedef uint32_t Elf32_Off;
+typedef uint64_t Elf64_Off;
+
+typedef uint16_t Elf32_Section;
+typedef uint16_t Elf64_Section;
+
+typedef Elf32_Half Elf32_Versym;
+typedef Elf64_Half Elf64_Versym;
+
+#define EI_NIDENT (16)
+
+typedef struct {
+  unsigned char e_ident[EI_NIDENT];
+  Elf32_Half e_type;
+  Elf32_Half e_machine;
+  Elf32_Word e_version;
+  Elf32_Addr e_entry;
+  Elf32_Off e_phoff;
+  Elf32_Off e_shoff;
+  Elf32_Word e_flags;
+  Elf32_Half e_ehsize;
+  Elf32_Half e_phentsize;
+  Elf32_Half e_phnum;
+  Elf32_Half e_shentsize;
+  Elf32_Half e_shnum;
+  Elf32_Half e_shstrndx;
+} Elf32_Ehdr;
+
+typedef struct {
+  unsigned char e_ident[EI_NIDENT];
+  Elf64_Half e_type;
+  Elf64_Half e_machine;
+  Elf64_Word e_version;
+  Elf64_Addr e_entry;
+  Elf64_Off e_phoff;
+  Elf64_Off e_shoff;
+  Elf64_Word e_flags;
+  Elf64_Half e_ehsize;
+  Elf64_Half e_phentsize;
+  Elf64_Half e_phnum;
+  Elf64_Half e_shentsize;
+  Elf64_Half e_shnum;
+  Elf64_Half e_shstrndx;
+} Elf64_Ehdr;
+
+#define EI_MAG0 0
+#define ELFMAG0 0x7f
+
+#define EI_MAG1 1
+#define ELFMAG1 'E'
+
+#define EI_MAG2 2
+#define ELFMAG2 'L'
+
+#define EI_MAG3 3
+#define ELFMAG3 'F'
+
+#define ELFMAG "\177ELF"
+#define SELFMAG 4
+
+#define EI_CLASS 4
+#define ELFCLASSNONE 0
+#define ELFCLASS32 1
+#define ELFCLASS64 2
+#define ELFCLASSNUM 3
+
+#define EI_DATA 5
+#define ELFDATANONE 0
+#define ELFDATA2LSB 1
+#define ELFDATA2MSB 2
+#define ELFDATANUM 3
+
+#define EI_VERSION 6
+
+#define EI_OSABI 7
+#define ELFOSABI_NONE 0
+#define ELFOSABI_SYSV 0
+#define ELFOSABI_HPUX 1
+#define ELFOSABI_NETBSD 2
+#define ELFOSABI_LINUX 3
+#define ELFOSABI_GNU 3
+#define ELFOSABI_SOLARIS 6
+#define ELFOSABI_AIX 7
+#define ELFOSABI_IRIX 8
+#define ELFOSABI_FREEBSD 9
+#define ELFOSABI_TRU64 10
+#define ELFOSABI_MODESTO 11
+#define ELFOSABI_OPENBSD 12
+#define ELFOSABI_ARM 97
+#define ELFOSABI_STANDALONE 255
+
+#define EI_ABIVERSION 8
+
+#define EI_PAD 9
+
+#define ET_NONE 0
+#define ET_REL 1
+#define ET_EXEC 2
+#define ET_DYN 3
+#define ET_CORE 4
+#define ET_NUM 5
+#define ET_LOOS 0xfe00
+#define ET_HIOS 0xfeff
+#define ET_LOPROC 0xff00
+#define ET_HIPROC 0xffff
+
+#define EM_NONE 0
+#define EM_M32 1
+#define EM_SPARC 2
+#define EM_386 3
+#define EM_68K 4
+#define EM_88K 5
+#define EM_860 7
+#define EM_MIPS 8
+#define EM_S370 9
+#define EM_MIPS_RS3_LE 10
+
+#define EM_PARISC 15
+#define EM_VPP500 17
+#define EM_SPARC32PLUS 18
+#define EM_960 19
+#define EM_PPC 20
+#define EM_PPC64 21
+#define EM_S390 22
+
+#define EM_V800 36
+#define EM_FR20 37
+#define EM_RH32 38
+#define EM_RCE 39
+#define EM_ARM 40
+#define EM_FAKE_ALPHA 41
+#define EM_SH 42
+#define EM_SPARCV9 43
+#define EM_TRICORE 44
+#define EM_ARC 45
+#define EM_H8_300 46
+#define EM_H8_300H 47
+#define EM_H8S 48
+#define EM_H8_500 49
+#define EM_IA_64 50
+#define EM_MIPS_X 51
+#define EM_COLDFIRE 52
+#define EM_68HC12 53
+#define EM_MMA 54
+#define EM_PCP 55
+#define EM_NCPU 56
+#define EM_NDR1 57
+#define EM_STARCORE 58
+#define EM_ME16 59
+#define EM_ST100 60
+#define EM_TINYJ 61
+#define EM_X86_64 62
+#define EM_PDSP 63
+
+#define EM_FX66 66
+#define EM_ST9PLUS 67
+#define EM_ST7 68
+#define EM_68HC16 69
+#define EM_68HC11 70
+#define EM_68HC08 71
+#define EM_68HC05 72
+#define EM_SVX 73
+#define EM_ST19 74
+#define EM_VAX 75
+#define EM_CRIS 76
+#define EM_JAVELIN 77
+#define EM_FIREPATH 78
+#define EM_ZSP 79
+#define EM_MMIX 80
+#define EM_HUANY 81
+#define EM_PRISM 82
+#define EM_AVR 83
+#define EM_FR30 84
+#define EM_D10V 85
+#define EM_D30V 86
+#define EM_V850 87
+#define EM_M32R 88
+#define EM_MN10300 89
+#define EM_MN10200 90
+#define EM_PJ 91
+#define EM_OR1K 92
+#define EM_OPENRISC 92
+#define EM_ARC_A5 93
+#define EM_ARC_COMPACT 93
+#define EM_XTENSA 94
+#define EM_VIDEOCORE 95
+#define EM_TMM_GPP 96
+#define EM_NS32K 97
+#define EM_TPC 98
+#define EM_SNP1K 99
+#define EM_ST200 100
+#define EM_IP2K 101
+#define EM_MAX 102
+#define EM_CR 103
+#define EM_F2MC16 104
+#define EM_MSP430 105
+#define EM_BLACKFIN 106
+#define EM_SE_C33 107
+#define EM_SEP 108
+#define EM_ARCA 109
+#define EM_UNICORE 110
+#define EM_EXCESS 111
+#define EM_DXP 112
+#define EM_ALTERA_NIOS2 113
+#define EM_CRX 114
+#define EM_XGATE 115
+#define EM_C166 116
+#define EM_M16C 117
+#define EM_DSPIC30F 118
+#define EM_CE 119
+#define EM_M32C 120
+#define EM_TSK3000 131
+#define EM_RS08 132
+#define EM_SHARC 133
+#define EM_ECOG2 134
+#define EM_SCORE7 135
+#define EM_DSP24 136
+#define EM_VIDEOCORE3 137
+#define EM_LATTICEMICO32 138
+#define EM_SE_C17 139
+#define EM_TI_C6000 140
+#define EM_TI_C2000 141
+#define EM_TI_C5500 142
+#define EM_TI_ARP32 143
+#define EM_TI_PRU 144
+#define EM_MMDSP_PLUS 160
+#define EM_CYPRESS_M8C 161
+#define EM_R32C 162
+#define EM_TRIMEDIA 163
+#define EM_QDSP6 164
+#define EM_8051 165
+#define EM_STXP7X 166
+#define EM_NDS32 167
+#define EM_ECOG1X 168
+#define EM_MAXQ30 169
+#define EM_XIMO16 170
+#define EM_MANIK 171
+#define EM_CRAYNV2 172
+#define EM_RX 173
+#define EM_METAG 174
+#define EM_MCST_ELBRUS 175
+#define EM_ECOG16 176
+#define EM_CR16 177
+#define EM_ETPU 178
+#define EM_SLE9X 179
+#define EM_L10M 180
+#define EM_K10M 181
+#define EM_AARCH64 183
+#define EM_AVR32 185
+#define EM_STM8 186
+#define EM_TILE64 187
+#define EM_TILEPRO 188
+#define EM_MICROBLAZE 189
+#define EM_CUDA 190
+#define EM_TILEGX 191
+#define EM_CLOUDSHIELD 192
+#define EM_COREA_1ST 193
+#define EM_COREA_2ND 194
+#define EM_ARC_COMPACT2 195
+#define EM_OPEN8 196
+#define EM_RL78 197
+#define EM_VIDEOCORE5 198
+#define EM_78KOR 199
+#define EM_56800EX 200
+#define EM_BA1 201
+#define EM_BA2 202
+#define EM_XCORE 203
+#define EM_MCHP_PIC 204
+#define EM_KM32 210
+#define EM_KMX32 211
+#define EM_EMX16 212
+#define EM_EMX8 213
+#define EM_KVARC 214
+#define EM_CDP 215
+#define EM_COGE 216
+#define EM_COOL 217
+#define EM_NORC 218
+#define EM_CSR_KALIMBA 219
+#define EM_Z80 220
+#define EM_VISIUM 221
+#define EM_FT32 222
+#define EM_MOXIE 223
+#define EM_AMDGPU 224
+#define EM_RISCV 243
+#define EM_BPF 247
+#define EM_CSKY 252
+#define EM_LOONGARCH 258
+#define EM_NUM 259
+
+#define EM_ALPHA 0x9026
+
+#define EV_NONE 0
+#define EV_CURRENT 1
+#define EV_NUM 2
+
+typedef struct {
+  Elf32_Word sh_name;
+  Elf32_Word sh_type;
+  Elf32_Word sh_flags;
+  Elf32_Addr sh_addr;
+  Elf32_Off sh_offset;
+  Elf32_Word sh_size;
+  Elf32_Word sh_link;
+  Elf32_Word sh_info;
+  Elf32_Word sh_addralign;
+  Elf32_Word sh_entsize;
+} Elf32_Shdr;
+
+typedef struct {
+  Elf64_Word sh_name;
+  Elf64_Word sh_type;
+  Elf64_Xword sh_flags;
+  Elf64_Addr sh_addr;
+  Elf64_Off sh_offset;
+  Elf64_Xword sh_size;
+  Elf64_Word sh_link;
+  Elf64_Word sh_info;
+  Elf64_Xword sh_addralign;
+  Elf64_Xword sh_entsize;
+} Elf64_Shdr;
+
+#define SHN_UNDEF 0
+#define SHN_LORESERVE 0xff00
+#define SHN_LOPROC 0xff00
+#define SHN_BEFORE 0xff00
+
+#define SHN_AFTER 0xff01
+
+#define SHN_HIPROC 0xff1f
+#define SHN_LOOS 0xff20
+#define SHN_HIOS 0xff3f
+#define SHN_ABS 0xfff1
+#define SHN_COMMON 0xfff2
+#define SHN_XINDEX 0xffff
+#define SHN_HIRESERVE 0xffff
+
+#define SHT_NULL 0
+#define SHT_PROGBITS 1
+#define SHT_SYMTAB 2
+#define SHT_STRTAB 3
+#define SHT_RELA 4
+#define SHT_HASH 5
+#define SHT_DYNAMIC 6
+#define SHT_NOTE 7
+#define SHT_NOBITS 8
+#define SHT_REL 9
+#define SHT_SHLIB 10
+#define SHT_DYNSYM 11
+#define SHT_INIT_ARRAY 14
+#define SHT_FINI_ARRAY 15
+#define SHT_PREINIT_ARRAY 16
+#define SHT_GROUP 17
+#define SHT_SYMTAB_SHNDX 18
+#define SHT_RELR 19
+#define SHT_NUM 20
+#define SHT_LOOS 0x60000000
+#define SHT_GNU_ATTRIBUTES 0x6ffffff5
+#define SHT_GNU_HASH 0x6ffffff6
+#define SHT_GNU_LIBLIST 0x6ffffff7
+#define SHT_CHECKSUM 0x6ffffff8
+#define SHT_LOSUNW 0x6ffffffa
+#define SHT_SUNW_move 0x6ffffffa
+#define SHT_SUNW_COMDAT 0x6ffffffb
+#define SHT_SUNW_syminfo 0x6ffffffc
+#define SHT_GNU_verdef 0x6ffffffd
+#define SHT_GNU_verneed 0x6ffffffe
+#define SHT_GNU_versym 0x6fffffff
+#define SHT_HISUNW 0x6fffffff
+#define SHT_HIOS 0x6fffffff
+#define SHT_LOPROC 0x70000000
+#define SHT_HIPROC 0x7fffffff
+#define SHT_LOUSER 0x80000000
+#define SHT_HIUSER 0x8fffffff
+
+#define SHF_WRITE (1 << 0)
+#define SHF_ALLOC (1 << 1)
+#define SHF_EXECINSTR (1 << 2)
+#define SHF_MERGE (1 << 4)
+#define SHF_STRINGS (1 << 5)
+#define SHF_INFO_LINK (1 << 6)
+#define SHF_LINK_ORDER (1 << 7)
+#define SHF_OS_NONCONFORMING (1 << 8)
+
+#define SHF_GROUP (1 << 9)
+#define SHF_TLS (1 << 10)
+#define SHF_COMPRESSED (1 << 11)
+#define SHF_MASKOS 0x0ff00000
+#define SHF_MASKPROC 0xf0000000
+#define SHF_ORDERED (1 << 30)
+#define SHF_EXCLUDE (1U << 31)
+
+typedef struct {
+  Elf32_Word ch_type;
+  Elf32_Word ch_size;
+  Elf32_Word ch_addralign;
+} Elf32_Chdr;
+
+typedef struct {
+  Elf64_Word ch_type;
+  Elf64_Word ch_reserved;
+  Elf64_Xword ch_size;
+  Elf64_Xword ch_addralign;
+} Elf64_Chdr;
+
+#define ELFCOMPRESS_ZLIB 1
+#define ELFCOMPRESS_ZSTD 2
+#define ELFCOMPRESS_LOOS 0x60000000
+#define ELFCOMPRESS_HIOS 0x6fffffff
+#define ELFCOMPRESS_LOPROC 0x70000000
+#define ELFCOMPRESS_HIPROC 0x7fffffff
+
+#define GRP_COMDAT 0x1
+
+typedef struct {
+  Elf32_Word st_name;
+  Elf32_Addr st_value;
+  Elf32_Word st_size;
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf32_Section st_shndx;
+} Elf32_Sym;
+
+typedef struct {
+  Elf64_Word st_name;
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf64_Section st_shndx;
+  Elf64_Addr st_value;
+  Elf64_Xword st_size;
+} Elf64_Sym;
+
+typedef struct {
+  Elf32_Half si_boundto;
+  Elf32_Half si_flags;
+} Elf32_Syminfo;
+
+typedef struct {
+  Elf64_Half si_boundto;
+  Elf64_Half si_flags;
+} Elf64_Syminfo;
+
+#define SYMINFO_BT_SELF 0xffff
+#define SYMINFO_BT_PARENT 0xfffe
+#define SYMINFO_BT_LOWRESERVE 0xff00
+
+#define SYMINFO_FLG_DIRECT 0x0001
+#define SYMINFO_FLG_PASSTHRU 0x0002
+#define SYMINFO_FLG_COPY 0x0004
+#define SYMINFO_FLG_LAZYLOAD 0x0008
+
+#define SYMINFO_NONE 0
+#define SYMINFO_CURRENT 1
+#define SYMINFO_NUM 2
+
+#define ELF32_ST_BIND(val) (((unsigned char)(val)) >> 4)
+#define ELF32_ST_TYPE(val) ((val) & 0xf)
+#define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
+
+#define ELF64_ST_BIND(val) ELF32_ST_BIND(val)
+#define ELF64_ST_TYPE(val) ELF32_ST_TYPE(val)
+#define ELF64_ST_INFO(bind, type) ELF32_ST_INFO((bind), (type))
+
+#define STB_LOCAL 0
+#define STB_GLOBAL 1
+#define STB_WEAK 2
+#define STB_NUM 3
+#define STB_LOOS 10
+#define STB_GNU_UNIQUE 10
+#define STB_HIOS 12
+#define STB_LOPROC 13
+#define STB_HIPROC 15
+
+#define STT_NOTYPE 0
+#define STT_OBJECT 1
+#define STT_FUNC 2
+#define STT_SECTION 3
+#define STT_FILE 4
+#define STT_COMMON 5
+#define STT_TLS 6
+#define STT_NUM 7
+#define STT_LOOS 10
+#define STT_GNU_IFUNC 10
+#define STT_HIOS 12
+#define STT_LOPROC 13
+#define STT_HIPROC 15
+
+#define STN_UNDEF 0
+
+#define ELF32_ST_VISIBILITY(o) ((o) & 0x03)
+#define ELF64_ST_VISIBILITY(o) ELF32_ST_VISIBILITY(o)
+
+#define STV_DEFAULT 0
+#define STV_INTERNAL 1
+#define STV_HIDDEN 2
+#define STV_PROTECTED 3
+
+typedef struct {
+  Elf32_Addr r_offset;
+  Elf32_Word r_info;
+} Elf32_Rel;
+
+typedef struct {
+  Elf64_Addr r_offset;
+  Elf64_Xword r_info;
+} Elf64_Rel;
+
+typedef struct {
+  Elf32_Addr r_offset;
+  Elf32_Word r_info;
+  Elf32_Sword r_addend;
+} Elf32_Rela;
+
+typedef struct {
+  Elf64_Addr r_offset;
+  Elf64_Xword r_info;
+  Elf64_Sxword r_addend;
+} Elf64_Rela;
+
+typedef Elf32_Word Elf32_Relr;
+typedef Elf64_Xword Elf64_Relr;
+
+#define ELF32_R_SYM(val) ((val) >> 8)
+#define ELF32_R_TYPE(val) ((val) & 0xff)
+#define ELF32_R_INFO(sym, type) (((sym) << 8) + ((type) & 0xff))
+
+#define ELF64_R_SYM(i) ((i) >> 32)
+#define ELF64_R_TYPE(i) ((i) & 0xffffffff)
+#define ELF64_R_INFO(sym, type) ((((Elf64_Xword)(sym)) << 32) + (type))
+
+typedef struct {
+  Elf32_Word p_type;
+  Elf32_Off p_offset;
+  Elf32_Addr p_vaddr;
+  Elf32_Addr p_paddr;
+  Elf32_Word p_filesz;
+  Elf32_Word p_memsz;
+  Elf32_Word p_flags;
+  Elf32_Word p_align;
+} Elf32_Phdr;
+
+typedef struct {
+  Elf64_Word p_type;
+  Elf64_Word p_flags;
+  Elf64_Off p_offset;
+  Elf64_Addr p_vaddr;
+  Elf64_Addr p_paddr;
+  Elf64_Xword p_filesz;
+  Elf64_Xword p_memsz;
+  Elf64_Xword p_align;
+} Elf64_Phdr;
+
+#define PT_NULL 0
+#define PT_LOAD 1
+#define PT_DYNAMIC 2
+#define PT_INTERP 3
+#define PT_NOTE 4
+#define PT_SHLIB 5
+#define PT_PHDR 6
+#define PT_TLS 7
+#define PT_NUM 8
+#define PT_LOOS 0x60000000
+#define PT_GNU_EH_FRAME 0x6474e550
+#define PT_GNU_STACK 0x6474e551
+#define PT_GNU_RELRO 0x6474e552
+#define PT_GNU_PROPERTY 0x6474e553
+#define PT_LOSUNW 0x6ffffffa
+#define PT_SUNWBSS 0x6ffffffa
+#define PT_SUNWSTACK 0x6ffffffb
+#define PT_HISUNW 0x6fffffff
+#define PT_HIOS 0x6fffffff
+#define PT_LOPROC 0x70000000
+#define PT_HIPROC 0x7fffffff
+
+#define PN_XNUM 0xffff
+
+#define PF_X (1 << 0)
+#define PF_W (1 << 1)
+#define PF_R (1 << 2)
+#define PF_MASKOS 0x0ff00000
+#define PF_MASKPROC 0xf0000000
+
+#define NT_PRSTATUS 1
+#define NT_PRFPREG 2
+#define NT_FPREGSET 2
+#define NT_PRPSINFO 3
+#define NT_PRXREG 4
+#define NT_TASKSTRUCT 4
+#define NT_PLATFORM 5
+#define NT_AUXV 6
+#define NT_GWINDOWS 7
+#define NT_ASRS 8
+#define NT_PSTATUS 10
+#define NT_PSINFO 13
+#define NT_PRCRED 14
+#define NT_UTSNAME 15
+#define NT_LWPSTATUS 16
+#define NT_LWPSINFO 17
+#define NT_PRFPXREG 20
+#define NT_SIGINFO 0x53494749
+#define NT_FILE 0x46494c45
+#define NT_PRXFPREG 0x46e62b7f
+#define NT_PPC_VMX 0x100
+#define NT_PPC_SPE 0x101
+#define NT_PPC_VSX 0x102
+#define NT_PPC_TAR 0x103
+#define NT_PPC_PPR 0x104
+#define NT_PPC_DSCR 0x105
+#define NT_PPC_EBB 0x106
+#define NT_PPC_PMU 0x107
+#define NT_PPC_TM_CGPR 0x108
+#define NT_PPC_TM_CFPR 0x109
+#define NT_PPC_TM_CVMX 0x10a
+#define NT_PPC_TM_CVSX 0x10b
+#define NT_PPC_TM_SPR 0x10c
+#define NT_PPC_TM_CTAR 0x10d
+#define NT_PPC_TM_CPPR 0x10e
+#define NT_PPC_TM_CDSCR 0x10f
+#define NT_386_TLS 0x200
+#define NT_386_IOPERM 0x201
+#define NT_X86_XSTATE 0x202
+#define NT_S390_HIGH_GPRS 0x300
+#define NT_S390_TIMER 0x301
+#define NT_S390_TODCMP 0x302
+#define NT_S390_TODPREG 0x303
+#define NT_S390_CTRS 0x304
+#define NT_S390_PREFIX 0x305
+#define NT_S390_LAST_BREAK 0x306
+#define NT_S390_SYSTEM_CALL 0x307
+#define NT_S390_TDB 0x308
+#define NT_S390_VXRS_LOW 0x309
+#define NT_S390_VXRS_HIGH 0x30a
+#define NT_S390_GS_CB 0x30b
+#define NT_S390_GS_BC 0x30c
+#define NT_S390_RI_CB 0x30d
+#define NT_ARM_VFP 0x400
+#define NT_ARM_TLS 0x401
+#define NT_ARM_HW_BREAK 0x402
+#define NT_ARM_HW_WATCH 0x403
+#define NT_ARM_SYSTEM_CALL 0x404
+#define NT_ARM_SVE 0x405
+#define NT_ARM_PAC_MASK 0x406
+#define NT_ARM_PACA_KEYS 0x407
+#define NT_ARM_PACG_KEYS 0x408
+#define NT_ARM_TAGGED_ADDR_CTRL 0x409
+#define NT_ARM_PAC_ENABLED_KEYS 0x40a
+#define NT_METAG_CBUF 0x500
+#define NT_METAG_RPIPE 0x501
+#define NT_METAG_TLS 0x502
+#define NT_ARC_V2 0x600
+#define NT_VMCOREDD 0x700
+#define NT_MIPS_DSP 0x800
+#define NT_MIPS_FP_MODE 0x801
+#define NT_MIPS_MSA 0x802
+#define NT_RISCV_CSR 0x900
+#define NT_RISCV_VECTOR 0x901
+#define NT_VERSION 1
+#define NT_LOONGARCH_CPUCFG 0xa00
+#define NT_LOONGARCH_CSR 0xa01
+#define NT_LOONGARCH_LSX 0xa02
+#define NT_LOONGARCH_LASX 0xa03
+#define NT_LOONGARCH_LBT 0xa04
+
+typedef struct {
+  Elf32_Sword d_tag;
+  union {
+    Elf32_Word d_val;
+    Elf32_Addr d_ptr;
+  } d_un;
+} Elf32_Dyn;
+
+typedef struct {
+  Elf64_Sxword d_tag;
+  union {
+    Elf64_Xword d_val;
+    Elf64_Addr d_ptr;
+  } d_un;
+} Elf64_Dyn;
+
+#define DT_NULL 0
+#define DT_NEEDED 1
+#define DT_PLTRELSZ 2
+#define DT_PLTGOT 3
+#define DT_HASH 4
+#define DT_STRTAB 5
+#define DT_SYMTAB 6
+#define DT_RELA 7
+#define DT_RELASZ 8
+#define DT_RELAENT 9
+#define DT_STRSZ 10
+#define DT_SYMENT 11
+#define DT_INIT 12
+#define DT_FINI 13
+#define DT_SONAME 14
+#define DT_RPATH 15
+#define DT_SYMBOLIC 16
+#define DT_REL 17
+#define DT_RELSZ 18
+#define DT_RELENT 19
+#define DT_PLTREL 20
+#define DT_DEBUG 21
+#define DT_TEXTREL 22
+#define DT_JMPREL 23
+#define DT_BIND_NOW 24
+#define DT_INIT_ARRAY 25
+#define DT_FINI_ARRAY 26
+#define DT_INIT_ARRAYSZ 27
+#define DT_FINI_ARRAYSZ 28
+#define DT_RUNPATH 29
+#define DT_FLAGS 30
+#define DT_ENCODING 32
+#define DT_PREINIT_ARRAY 32
+#define DT_PREINIT_ARRAYSZ 33
+#define DT_SYMTAB_SHNDX 34
+#define DT_RELRSZ 35
+#define DT_RELR 36
+#define DT_RELRENT 37
+#define DT_NUM 38
+#define DT_LOOS 0x6000000d
+#define DT_HIOS 0x6ffff000
+#define DT_LOPROC 0x70000000
+#define DT_HIPROC 0x7fffffff
+#define DT_PROCNUM DT_MIPS_NUM
+
+#define DT_VALRNGLO 0x6ffffd00
+#define DT_GNU_PRELINKED 0x6ffffdf5
+#define DT_GNU_CONFLICTSZ 0x6ffffdf6
+#define DT_GNU_LIBLISTSZ 0x6ffffdf7
+#define DT_CHECKSUM 0x6ffffdf8
+#define DT_PLTPADSZ 0x6ffffdf9
+#define DT_MOVEENT 0x6ffffdfa
+#define DT_MOVESZ 0x6ffffdfb
+#define DT_FEATURE_1 0x6ffffdfc
+#define DT_POSFLAG_1 0x6ffffdfd
+
+#define DT_SYMINSZ 0x6ffffdfe
+#define DT_SYMINENT 0x6ffffdff
+#define DT_VALRNGHI 0x6ffffdff
+#define DT_VALTAGIDX(tag) (DT_VALRNGHI - (tag))
+#define DT_VALNUM 12
+
+#define DT_ADDRRNGLO 0x6ffffe00
+#define DT_GNU_HASH 0x6ffffef5
+#define DT_TLSDESC_PLT 0x6ffffef6
+#define DT_TLSDESC_GOT 0x6ffffef7
+#define DT_GNU_CONFLICT 0x6ffffef8
+#define DT_GNU_LIBLIST 0x6ffffef9
+#define DT_CONFIG 0x6ffffefa
+#define DT_DEPAUDIT 0x6ffffefb
+#define DT_AUDIT 0x6ffffefc
+#define DT_PLTPAD 0x6ffffefd
+#define DT_MOVETAB 0x6ffffefe
+#define DT_SYMINFO 0x6ffffeff
+#define DT_ADDRRNGHI 0x6ffffeff
+#define DT_ADDRTAGIDX(tag) (DT_ADDRRNGHI - (tag))
+#define DT_ADDRNUM 11
+
+#define DT_VERSYM 0x6ffffff0
+
+#define DT_RELACOUNT 0x6ffffff9
+#define DT_RELCOUNT 0x6ffffffa
+
+#define DT_FLAGS_1 0x6ffffffb
+#define DT_VERDEF 0x6ffffffc
+
+#define DT_VERDEFNUM 0x6ffffffd
+#define DT_VERNEED 0x6ffffffe
+
+#define DT_VERNEEDNUM 0x6fffffff
+#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag))
+#define DT_VERSIONTAGNUM 16
+
+#define DT_AUXILIARY 0x7ffffffd
+#define DT_FILTER 0x7fffffff
+#define DT_EXTRATAGIDX(tag) ((Elf32_Word) - ((Elf32_Sword)(tag) << 1 >> 1) - 1)
+#define DT_EXTRANUM 3
+
+#define DF_ORIGIN 0x00000001
+#define DF_SYMBOLIC 0x00000002
+#define DF_TEXTREL 0x00000004
+#define DF_BIND_NOW 0x00000008
+#define DF_STATIC_TLS 0x00000010
+
+#define DF_1_NOW 0x00000001
+#define DF_1_GLOBAL 0x00000002
+#define DF_1_GROUP 0x00000004
+#define DF_1_NODELETE 0x00000008
+#define DF_1_LOADFLTR 0x00000010
+#define DF_1_INITFIRST 0x00000020
+#define DF_1_NOOPEN 0x00000040
+#define DF_1_ORIGIN 0x00000080
+#define DF_1_DIRECT 0x00000100
+#define DF_1_TRANS 0x00000200
+#define DF_1_INTERPOSE 0x00000400
+#define DF_1_NODEFLIB 0x00000800
+#define DF_1_NODUMP 0x00001000
+#define DF_1_CONFALT 0x00002000
+#define DF_1_ENDFILTEE 0x00004000
+#define DF_1_DISPRELDNE 0x00008000
+#define DF_1_DISPRELPND 0x00010000
+#define DF_1_NODIRECT 0x00020000
+#define DF_1_IGNMULDEF 0x00040000
+#define DF_1_NOKSYMS 0x00080000
+#define DF_1_NOHDR 0x00100000
+#define DF_1_EDITED 0x00200000
+#define DF_1_NORELOC 0x00400000
+#define DF_1_SYMINTPOSE 0x00800000
+#define DF_1_GLOBAUDIT 0x01000000
+#define DF_1_SINGLETON 0x02000000
+#define DF_1_STUB 0x04000000
+#define DF_1_PIE 0x08000000
+
+#define DTF_1_PARINIT 0x00000001
+#define DTF_1_CONFEXP 0x00000002
+
+#define DF_P1_LAZYLOAD 0x00000001
+#define DF_P1_GROUPPERM 0x00000002
+
+typedef struct {
+  Elf32_Half vd_version;
+  Elf32_Half vd_flags;
+  Elf32_Half vd_ndx;
+  Elf32_Half vd_cnt;
+  Elf32_Word vd_hash;
+  Elf32_Word vd_aux;
+  Elf32_Word vd_next;
+} Elf32_Verdef;
+
+typedef struct {
+  Elf64_Half vd_version;
+  Elf64_Half vd_flags;
+  Elf64_Half vd_ndx;
+  Elf64_Half vd_cnt;
+  Elf64_Word vd_hash;
+  Elf64_Word vd_aux;
+  Elf64_Word vd_next;
+} Elf64_Verdef;
+
+#define VER_DEF_NONE 0
+#define VER_DEF_CURRENT 1
+#define VER_DEF_NUM 2
+
+#define VER_FLG_BASE 0x1
+#define VER_FLG_WEAK 0x2
+
+#define VER_NDX_LOCAL 0
+#define VER_NDX_GLOBAL 1
+#define VER_NDX_LORESERVE 0xff00
+#define VER_NDX_ELIMINATE 0xff01
+
+typedef struct {
+  Elf32_Word vda_name;
+  Elf32_Word vda_next;
+} Elf32_Verdaux;
+
+typedef struct {
+  Elf64_Word vda_name;
+  Elf64_Word vda_next;
+} Elf64_Verdaux;
+
+typedef struct {
+  Elf32_Half vn_version;
+  Elf32_Half vn_cnt;
+  Elf32_Word vn_file;
+  Elf32_Word vn_aux;
+  Elf32_Word vn_next;
+} Elf32_Verneed;
+
+typedef struct {
+  Elf64_Half vn_version;
+  Elf64_Half vn_cnt;
+  Elf64_Word vn_file;
+  Elf64_Word vn_aux;
+  Elf64_Word vn_next;
+} Elf64_Verneed;
+
+#define VER_NEED_NONE 0
+#define VER_NEED_CURRENT 1
+#define VER_NEED_NUM 2
+
+typedef struct {
+  Elf32_Word vna_hash;
+  Elf32_Half vna_flags;
+  Elf32_Half vna_other;
+  Elf32_Word vna_name;
+  Elf32_Word vna_next;
+} Elf32_Vernaux;
+
+typedef struct {
+  Elf64_Word vna_hash;
+  Elf64_Half vna_flags;
+  Elf64_Half vna_other;
+  Elf64_Word vna_name;
+  Elf64_Word vna_next;
+} Elf64_Vernaux;
+
+#define VER_FLG_WEAK 0x2
+
+typedef struct {
+  uint32_t a_type;
+  union {
+    uint32_t a_val;
+  } a_un;
+} Elf32_auxv_t;
+
+typedef struct {
+  uint64_t a_type;
+  union {
+    uint64_t a_val;
+  } a_un;
+} Elf64_auxv_t;
+
+#define AT_NULL 0
+#define AT_IGNORE 1
+#define AT_EXECFD 2
+#define AT_PHDR 3
+#define AT_PHENT 4
+#define AT_PHNUM 5
+#define AT_PAGESZ 6
+#define AT_BASE 7
+#define AT_FLAGS 8
+#define AT_ENTRY 9
+#define AT_NOTELF 10
+#define AT_UID 11
+#define AT_EUID 12
+#define AT_GID 13
+#define AT_EGID 14
+#define AT_CLKTCK 17
+
+#define AT_PLATFORM 15
+#define AT_HWCAP 16
+
+#define AT_FPUCW 18
+
+#define AT_DCACHEBSIZE 19
+#define AT_ICACHEBSIZE 20
+#define AT_UCACHEBSIZE 21
+
+#define AT_IGNOREPPC 22
+
+#define AT_SECURE 23
+
+#define AT_BASE_PLATFORM 24
+
+#define AT_RANDOM 25
+
+#define AT_HWCAP2 26
+
+#define AT_EXECFN 31
+
+#define AT_SYSINFO 32
+#define AT_SYSINFO_EHDR 33
+
+#define AT_L1I_CACHESHAPE 34
+#define AT_L1D_CACHESHAPE 35
+#define AT_L2_CACHESHAPE 36
+#define AT_L3_CACHESHAPE 37
+
+#define AT_L1I_CACHESIZE 40
+#define AT_L1I_CACHEGEOMETRY 41
+#define AT_L1D_CACHESIZE 42
+#define AT_L1D_CACHEGEOMETRY 43
+#define AT_L2_CACHESIZE 44
+#define AT_L2_CACHEGEOMETRY 45
+#define AT_L3_CACHESIZE 46
+#define AT_L3_CACHEGEOMETRY 47
+
+#define AT_MINSIGSTKSZ 51
+
+typedef struct {
+  Elf32_Word n_namesz;
+  Elf32_Word n_descsz;
+  Elf32_Word n_type;
+} Elf32_Nhdr;
+
+typedef struct {
+  Elf64_Word n_namesz;
+  Elf64_Word n_descsz;
+  Elf64_Word n_type;
+} Elf64_Nhdr;
+
+#define ELF_NOTE_SOLARIS "SUNW Solaris"
+
+#define ELF_NOTE_GNU "GNU"
+
+#define ELF_NOTE_PAGESIZE_HINT 1
+
+#define NT_GNU_ABI_TAG 1
+#define ELF_NOTE_ABI NT_GNU_ABI_TAG
+
+#define ELF_NOTE_OS_LINUX 0
+#define ELF_NOTE_OS_GNU 1
+#define ELF_NOTE_OS_SOLARIS2 2
+#define ELF_NOTE_OS_FREEBSD 3
+
+#define NT_GNU_BUILD_ID 3
+#define NT_GNU_GOLD_VERSION 4
+#define NT_GNU_PROPERTY_TYPE_0 5
+
+typedef struct {
+  Elf32_Xword m_value;
+  Elf32_Word m_info;
+  Elf32_Word m_poffset;
+  Elf32_Half m_repeat;
+  Elf32_Half m_stride;
+} Elf32_Move;
+
+typedef struct {
+  Elf64_Xword m_value;
+  Elf64_Xword m_info;
+  Elf64_Xword m_poffset;
+  Elf64_Half m_repeat;
+  Elf64_Half m_stride;
+} Elf64_Move;
+
+#define ELF32_M_SYM(info) ((info) >> 8)
+#define ELF32_M_SIZE(info) ((unsigned char)(info))
+#define ELF32_M_INFO(sym, size) (((sym) << 8) + (unsigned char)(size))
+
+#define ELF64_M_SYM(info) ELF32_M_SYM(info)
+#define ELF64_M_SIZE(info) ELF32_M_SIZE(info)
+#define ELF64_M_INFO(sym, size) ELF32_M_INFO(sym, size)
+
+#define EF_CPU32 0x00810000
+
+#define R_68K_NONE 0
+#define R_68K_32 1
+#define R_68K_16 2
+#define R_68K_8 3
+#define R_68K_PC32 4
+#define R_68K_PC16 5
+#define R_68K_PC8 6
+#define R_68K_GOT32 7
+#define R_68K_GOT16 8
+#define R_68K_GOT8 9
+#define R_68K_GOT32O 10
+#define R_68K_GOT16O 11
+#define R_68K_GOT8O 12
+#define R_68K_PLT32 13
+#define R_68K_PLT16 14
+#define R_68K_PLT8 15
+#define R_68K_PLT32O 16
+#define R_68K_PLT16O 17
+#define R_68K_PLT8O 18
+#define R_68K_COPY 19
+#define R_68K_GLOB_DAT 20
+#define R_68K_JMP_SLOT 21
+#define R_68K_RELATIVE 22
+#define R_68K_TLS_GD32 25
+#define R_68K_TLS_GD16 26
+#define R_68K_TLS_GD8 27
+#define R_68K_TLS_LDM32 28
+#define R_68K_TLS_LDM16 29
+#define R_68K_TLS_LDM8 30
+#define R_68K_TLS_LDO32 31
+#define R_68K_TLS_LDO16 32
+#define R_68K_TLS_LDO8 33
+#define R_68K_TLS_IE32 34
+#define R_68K_TLS_IE16 35
+#define R_68K_TLS_IE8 36
+#define R_68K_TLS_LE32 37
+#define R_68K_TLS_LE16 38
+#define R_68K_TLS_LE8 39
+#define R_68K_TLS_DTPMOD32 40
+#define R_68K_TLS_DTPREL32 41
+#define R_68K_TLS_TPREL32 42
+#define R_68K_NUM 43
+
+#define R_386_NONE 0
+#define R_386_32 1
+#define R_386_PC32 2
+#define R_386_GOT32 3
+#define R_386_PLT32 4
+#define R_386_COPY 5
+#define R_386_GLOB_DAT 6
+#define R_386_JMP_SLOT 7
+#define R_386_RELATIVE 8
+#define R_386_GOTOFF 9
+#define R_386_GOTPC 10
+#define R_386_32PLT 11
+#define R_386_TLS_TPOFF 14
+#define R_386_TLS_IE 15
+#define R_386_TLS_GOTIE 16
+#define R_386_TLS_LE 17
+#define R_386_TLS_GD 18
+#define R_386_TLS_LDM 19
+#define R_386_16 20
+#define R_386_PC16 21
+#define R_386_8 22
+#define R_386_PC8 23
+#define R_386_TLS_GD_32 24
+#define R_386_TLS_GD_PUSH 25
+#define R_386_TLS_GD_CALL 26
+#define R_386_TLS_GD_POP 27
+#define R_386_TLS_LDM_32 28
+#define R_386_TLS_LDM_PUSH 29
+#define R_386_TLS_LDM_CALL 30
+#define R_386_TLS_LDM_POP 31
+#define R_386_TLS_LDO_32 32
+#define R_386_TLS_IE_32 33
+#define R_386_TLS_LE_32 34
+#define R_386_TLS_DTPMOD32 35
+#define R_386_TLS_DTPOFF32 36
+#define R_386_TLS_TPOFF32 37
+#define R_386_SIZE32 38
+#define R_386_TLS_GOTDESC 39
+#define R_386_TLS_DESC_CALL 40
+#define R_386_TLS_DESC 41
+#define R_386_IRELATIVE 42
+#define R_386_GOT32X 43
+#define R_386_NUM 44
+
+#define STT_SPARC_REGISTER 13
+
+#define EF_SPARCV9_MM 3
+#define EF_SPARCV9_TSO 0
+#define EF_SPARCV9_PSO 1
+#define EF_SPARCV9_RMO 2
+#define EF_SPARC_LEDATA 0x800000
+#define EF_SPARC_EXT_MASK 0xFFFF00
+#define EF_SPARC_32PLUS 0x000100
+#define EF_SPARC_SUN_US1 0x000200
+#define EF_SPARC_HAL_R1 0x000400
+#define EF_SPARC_SUN_US3 0x000800
+
+#define R_SPARC_NONE 0
+#define R_SPARC_8 1
+#define R_SPARC_16 2
+#define R_SPARC_32 3
+#define R_SPARC_DISP8 4
+#define R_SPARC_DISP16 5
+#define R_SPARC_DISP32 6
+#define R_SPARC_WDISP30 7
+#define R_SPARC_WDISP22 8
+#define R_SPARC_HI22 9
+#define R_SPARC_22 10
+#define R_SPARC_13 11
+#define R_SPARC_LO10 12
+#define R_SPARC_GOT10 13
+#define R_SPARC_GOT13 14
+#define R_SPARC_GOT22 15
+#define R_SPARC_PC10 16
+#define R_SPARC_PC22 17
+#define R_SPARC_WPLT30 18
+#define R_SPARC_COPY 19
+#define R_SPARC_GLOB_DAT 20
+#define R_SPARC_JMP_SLOT 21
+#define R_SPARC_RELATIVE 22
+#define R_SPARC_UA32 23
+
+#define R_SPARC_PLT32 24
+#define R_SPARC_HIPLT22 25
+#define R_SPARC_LOPLT10 26
+#define R_SPARC_PCPLT32 27
+#define R_SPARC_PCPLT22 28
+#define R_SPARC_PCPLT10 29
+#define R_SPARC_10 30
+#define R_SPARC_11 31
+#define R_SPARC_64 32
+#define R_SPARC_OLO10 33
+#define R_SPARC_HH22 34
+#define R_SPARC_HM10 35
+#define R_SPARC_LM22 36
+#define R_SPARC_PC_HH22 37
+#define R_SPARC_PC_HM10 38
+#define R_SPARC_PC_LM22 39
+#define R_SPARC_WDISP16 40
+#define R_SPARC_WDISP19 41
+#define R_SPARC_GLOB_JMP 42
+#define R_SPARC_7 43
+#define R_SPARC_5 44
+#define R_SPARC_6 45
+#define R_SPARC_DISP64 46
+#define R_SPARC_PLT64 47
+#define R_SPARC_HIX22 48
+#define R_SPARC_LOX10 49
+#define R_SPARC_H44 50
+#define R_SPARC_M44 51
+#define R_SPARC_L44 52
+#define R_SPARC_REGISTER 53
+#define R_SPARC_UA64 54
+#define R_SPARC_UA16 55
+#define R_SPARC_TLS_GD_HI22 56
+#define R_SPARC_TLS_GD_LO10 57
+#define R_SPARC_TLS_GD_ADD 58
+#define R_SPARC_TLS_GD_CALL 59
+#define R_SPARC_TLS_LDM_HI22 60
+#define R_SPARC_TLS_LDM_LO10 61
+#define R_SPARC_TLS_LDM_ADD 62
+#define R_SPARC_TLS_LDM_CALL 63
+#define R_SPARC_TLS_LDO_HIX22 64
+#define R_SPARC_TLS_LDO_LOX10 65
+#define R_SPARC_TLS_LDO_ADD 66
+#define R_SPARC_TLS_IE_HI22 67
+#define R_SPARC_TLS_IE_LO10 68
+#define R_SPARC_TLS_IE_LD 69
+#define R_SPARC_TLS_IE_LDX 70
+#define R_SPARC_TLS_IE_ADD 71
+#define R_SPARC_TLS_LE_HIX22 72
+#define R_SPARC_TLS_LE_LOX10 73
+#define R_SPARC_TLS_DTPMOD32 74
+#define R_SPARC_TLS_DTPMOD64 75
+#define R_SPARC_TLS_DTPOFF32 76
+#define R_SPARC_TLS_DTPOFF64 77
+#define R_SPARC_TLS_TPOFF32 78
+#define R_SPARC_TLS_TPOFF64 79
+#define R_SPARC_GOTDATA_HIX22 80
+#define R_SPARC_GOTDATA_LOX10 81
+#define R_SPARC_GOTDATA_OP_HIX22 82
+#define R_SPARC_GOTDATA_OP_LOX10 83
+#define R_SPARC_GOTDATA_OP 84
+#define R_SPARC_H34 85
+#define R_SPARC_SIZE32 86
+#define R_SPARC_SIZE64 87
+#define R_SPARC_GNU_VTINHERIT 250
+#define R_SPARC_GNU_VTENTRY 251
+#define R_SPARC_REV32 252
+
+#define R_SPARC_NUM 253
+
+#define DT_SPARC_REGISTER 0x70000001
+#define DT_SPARC_NUM 2
+
+#define EF_MIPS_NOREORDER 1
+#define EF_MIPS_PIC 2
+#define EF_MIPS_CPIC 4
+#define EF_MIPS_XGOT 8
+#define EF_MIPS_64BIT_WHIRL 16
+#define EF_MIPS_ABI2 32
+#define EF_MIPS_ABI_ON32 64
+#define EF_MIPS_FP64 512
+#define EF_MIPS_NAN2008 1024
+#define EF_MIPS_ARCH 0xf0000000
+
+#define EF_MIPS_ARCH_1 0x00000000
+#define EF_MIPS_ARCH_2 0x10000000
+#define EF_MIPS_ARCH_3 0x20000000
+#define EF_MIPS_ARCH_4 0x30000000
+#define EF_MIPS_ARCH_5 0x40000000
+#define EF_MIPS_ARCH_32 0x50000000
+#define EF_MIPS_ARCH_64 0x60000000
+#define EF_MIPS_ARCH_32R2 0x70000000
+#define EF_MIPS_ARCH_64R2 0x80000000
+
+#define E_MIPS_ARCH_1 0x00000000
+#define E_MIPS_ARCH_2 0x10000000
+#define E_MIPS_ARCH_3 0x20000000
+#define E_MIPS_ARCH_4 0x30000000
+#define E_MIPS_ARCH_5 0x40000000
+#define E_MIPS_ARCH_32 0x50000000
+#define E_MIPS_ARCH_64 0x60000000
+
+#define SHN_MIPS_ACOMMON 0xff00
+#define SHN_MIPS_TEXT 0xff01
+#define SHN_MIPS_DATA 0xff02
+#define SHN_MIPS_SCOMMON 0xff03
+#define SHN_MIPS_SUNDEFINED 0xff04
+
+#define SHT_MIPS_LIBLIST 0x70000000
+#define SHT_MIPS_MSYM 0x70000001
+#define SHT_MIPS_CONFLICT 0x70000002
+#define SHT_MIPS_GPTAB 0x70000003
+#define SHT_MIPS_UCODE 0x70000004
+#define SHT_MIPS_DEBUG 0x70000005
+#define SHT_MIPS_REGINFO 0x70000006
+#define SHT_MIPS_PACKAGE 0x70000007
+#define SHT_MIPS_PACKSYM 0x70000008
+#define SHT_MIPS_RELD 0x70000009
+#define SHT_MIPS_IFACE 0x7000000b
+#define SHT_MIPS_CONTENT 0x7000000c
+#define SHT_MIPS_OPTIONS 0x7000000d
+#define SHT_MIPS_SHDR 0x70000010
+#define SHT_MIPS_FDESC 0x70000011
+#define SHT_MIPS_EXTSYM 0x70000012
+#define SHT_MIPS_DENSE 0x70000013
+#define SHT_MIPS_PDESC 0x70000014
+#define SHT_MIPS_LOCSYM 0x70000015
+#define SHT_MIPS_AUXSYM 0x70000016
+#define SHT_MIPS_OPTSYM 0x70000017
+#define SHT_MIPS_LOCSTR 0x70000018
+#define SHT_MIPS_LINE 0x70000019
+#define SHT_MIPS_RFDESC 0x7000001a
+#define SHT_MIPS_DELTASYM 0x7000001b
+#define SHT_MIPS_DELTAINST 0x7000001c
+#define SHT_MIPS_DELTACLASS 0x7000001d
+#define SHT_MIPS_DWARF 0x7000001e
+#define SHT_MIPS_DELTADECL 0x7000001f
+#define SHT_MIPS_SYMBOL_LIB 0x70000020
+#define SHT_MIPS_EVENTS 0x70000021
+#define SHT_MIPS_TRANSLATE 0x70000022
+#define SHT_MIPS_PIXIE 0x70000023
+#define SHT_MIPS_XLATE 0x70000024
+#define SHT_MIPS_XLATE_DEBUG 0x70000025
+#define SHT_MIPS_WHIRL 0x70000026
+#define SHT_MIPS_EH_REGION 0x70000027
+#define SHT_MIPS_XLATE_OLD 0x70000028
+#define SHT_MIPS_PDR_EXCEPTION 0x70000029
+
+#define SHF_MIPS_GPREL 0x10000000
+#define SHF_MIPS_MERGE 0x20000000
+#define SHF_MIPS_ADDR 0x40000000
+#define SHF_MIPS_STRINGS 0x80000000
+#define SHF_MIPS_NOSTRIP 0x08000000
+#define SHF_MIPS_LOCAL 0x04000000
+#define SHF_MIPS_NAMES 0x02000000
+#define SHF_MIPS_NODUPE 0x01000000
+
+#define STO_MIPS_DEFAULT 0x0
+#define STO_MIPS_INTERNAL 0x1
+#define STO_MIPS_HIDDEN 0x2
+#define STO_MIPS_PROTECTED 0x3
+#define STO_MIPS_PLT 0x8
+#define STO_MIPS_SC_ALIGN_UNUSED 0xff
+
+#define STB_MIPS_SPLIT_COMMON 13
+
+typedef union {
+  struct {
+    Elf32_Word gt_current_g_value;
+    Elf32_Word gt_unused;
+  } gt_header;
+  struct {
+    Elf32_Word gt_g_value;
+    Elf32_Word gt_bytes;
+  } gt_entry;
+} Elf32_gptab;
+
+typedef struct {
+  Elf32_Word ri_gprmask;
+  Elf32_Word ri_cprmask[4];
+  Elf32_Sword ri_gp_value;
+} Elf32_RegInfo;
+
+typedef struct {
+  unsigned char kind;
+
+  unsigned char size;
+  Elf32_Section section;
+
+  Elf32_Word info;
+} Elf_Options;
+
+#define ODK_NULL 0
+#define ODK_REGINFO 1
+#define ODK_EXCEPTIONS 2
+#define ODK_PAD 3
+#define ODK_HWPATCH 4
+#define ODK_FILL 5
+#define ODK_TAGS 6
+#define ODK_HWAND 7
+#define ODK_HWOR 8
+
+#define OEX_FPU_MIN 0x1f
+#define OEX_FPU_MAX 0x1f00
+#define OEX_PAGE0 0x10000
+#define OEX_SMM 0x20000
+#define OEX_FPDBUG 0x40000
+#define OEX_PRECISEFP OEX_FPDBUG
+#define OEX_DISMISS 0x80000
+
+#define OEX_FPU_INVAL 0x10
+#define OEX_FPU_DIV0 0x08
+#define OEX_FPU_OFLO 0x04
+#define OEX_FPU_UFLO 0x02
+#define OEX_FPU_INEX 0x01
+
+#define OHW_R4KEOP 0x1
+#define OHW_R8KPFETCH 0x2
+#define OHW_R5KEOP 0x4
+#define OHW_R5KCVTL 0x8
+
+#define OPAD_PREFIX 0x1
+#define OPAD_POSTFIX 0x2
+#define OPAD_SYMBOL 0x4
+
+typedef struct {
+  Elf32_Word hwp_flags1;
+  Elf32_Word hwp_flags2;
+} Elf_Options_Hw;
+
+#define OHWA0_R4KEOP_CHECKED 0x00000001
+#define OHWA1_R4KEOP_CLEAN 0x00000002
+
+#define R_MIPS_NONE 0
+#define R_MIPS_16 1
+#define R_MIPS_32 2
+#define R_MIPS_REL32 3
+#define R_MIPS_26 4
+#define R_MIPS_HI16 5
+#define R_MIPS_LO16 6
+#define R_MIPS_GPREL16 7
+#define R_MIPS_LITERAL 8
+#define R_MIPS_GOT16 9
+#define R_MIPS_PC16 10
+#define R_MIPS_CALL16 11
+#define R_MIPS_GPREL32 12
+
+#define R_MIPS_SHIFT5 16
+#define R_MIPS_SHIFT6 17
+#define R_MIPS_64 18
+#define R_MIPS_GOT_DISP 19
+#define R_MIPS_GOT_PAGE 20
+#define R_MIPS_GOT_OFST 21
+#define R_MIPS_GOT_HI16 22
+#define R_MIPS_GOT_LO16 23
+#define R_MIPS_SUB 24
+#define R_MIPS_INSERT_A 25
+#define R_MIPS_INSERT_B 26
+#define R_MIPS_DELETE 27
+#define R_MIPS_HIGHER 28
+#define R_MIPS_HIGHEST 29
+#define R_MIPS_CALL_HI16 30
+#define R_MIPS_CALL_LO16 31
+#define R_MIPS_SCN_DISP 32
+#define R_MIPS_REL16 33
+#define R_MIPS_ADD_IMMEDIATE 34
+#define R_MIPS_PJUMP 35
+#define R_MIPS_RELGOT 36
+#define R_MIPS_JALR 37
+#define R_MIPS_TLS_DTPMOD32 38
+#define R_MIPS_TLS_DTPREL32 39
+#define R_MIPS_TLS_DTPMOD64 40
+#define R_MIPS_TLS_DTPREL64 41
+#define R_MIPS_TLS_GD 42
+#define R_MIPS_TLS_LDM 43
+#define R_MIPS_TLS_DTPREL_HI16 44
+#define R_MIPS_TLS_DTPREL_LO16 45
+#define R_MIPS_TLS_GOTTPREL 46
+#define R_MIPS_TLS_TPREL32 47
+#define R_MIPS_TLS_TPREL64 48
+#define R_MIPS_TLS_TPREL_HI16 49
+#define R_MIPS_TLS_TPREL_LO16 50
+#define R_MIPS_GLOB_DAT 51
+#define R_MIPS_COPY 126
+#define R_MIPS_JUMP_SLOT 127
+
+#define R_MIPS_NUM 128
+
+#define PT_MIPS_REGINFO 0x70000000
+#define PT_MIPS_RTPROC 0x70000001
+#define PT_MIPS_OPTIONS 0x70000002
+#define PT_MIPS_ABIFLAGS 0x70000003
+
+#define PF_MIPS_LOCAL 0x10000000
+
+#define DT_MIPS_RLD_VERSION 0x70000001
+#define DT_MIPS_TIME_STAMP 0x70000002
+#define DT_MIPS_ICHECKSUM 0x70000003
+#define DT_MIPS_IVERSION 0x70000004
+#define DT_MIPS_FLAGS 0x70000005
+#define DT_MIPS_BASE_ADDRESS 0x70000006
+#define DT_MIPS_MSYM 0x70000007
+#define DT_MIPS_CONFLICT 0x70000008
+#define DT_MIPS_LIBLIST 0x70000009
+#define DT_MIPS_LOCAL_GOTNO 0x7000000a
+#define DT_MIPS_CONFLICTNO 0x7000000b
+#define DT_MIPS_LIBLISTNO 0x70000010
+#define DT_MIPS_SYMTABNO 0x70000011
+#define DT_MIPS_UNREFEXTNO 0x70000012
+#define DT_MIPS_GOTSYM 0x70000013
+#define DT_MIPS_HIPAGENO 0x70000014
+#define DT_MIPS_RLD_MAP 0x70000016
+#define DT_MIPS_DELTA_CLASS 0x70000017
+#define DT_MIPS_DELTA_CLASS_NO 0x70000018
+
+#define DT_MIPS_DELTA_INSTANCE 0x70000019
+#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a
+
+#define DT_MIPS_DELTA_RELOC 0x7000001b
+#define DT_MIPS_DELTA_RELOC_NO 0x7000001c
+
+#define DT_MIPS_DELTA_SYM 0x7000001d
+
+#define DT_MIPS_DELTA_SYM_NO 0x7000001e
+
+#define DT_MIPS_DELTA_CLASSSYM 0x70000020
+
+#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021
+
+#define DT_MIPS_CXX_FLAGS 0x70000022
+#define DT_MIPS_PIXIE_INIT 0x70000023
+#define DT_MIPS_SYMBOL_LIB 0x70000024
+#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025
+#define DT_MIPS_LOCAL_GOTIDX 0x70000026
+#define DT_MIPS_HIDDEN_GOTIDX 0x70000027
+#define DT_MIPS_PROTECTED_GOTIDX 0x70000028
+#define DT_MIPS_OPTIONS 0x70000029
+#define DT_MIPS_INTERFACE 0x7000002a
+#define DT_MIPS_DYNSTR_ALIGN 0x7000002b
+#define DT_MIPS_INTERFACE_SIZE 0x7000002c
+#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d
+
+#define DT_MIPS_PERF_SUFFIX 0x7000002e
+
+#define DT_MIPS_COMPACT_SIZE 0x7000002f
+#define DT_MIPS_GP_VALUE 0x70000030
+#define DT_MIPS_AUX_DYNAMIC 0x70000031
+
+#define DT_MIPS_PLTGOT 0x70000032
+
+#define DT_MIPS_RWPLT 0x70000034
+#define DT_MIPS_RLD_MAP_REL 0x70000035
+#define DT_MIPS_NUM 0x36
+
+#define RHF_NONE 0
+#define RHF_QUICKSTART (1 << 0)
+#define RHF_NOTPOT (1 << 1)
+#define RHF_NO_LIBRARY_REPLACEMENT (1 << 2)
+#define RHF_NO_MOVE (1 << 3)
+#define RHF_SGI_ONLY (1 << 4)
+#define RHF_GUARANTEE_INIT (1 << 5)
+#define RHF_DELTA_C_PLUS_PLUS (1 << 6)
+#define RHF_GUARANTEE_START_INIT (1 << 7)
+#define RHF_PIXIE (1 << 8)
+#define RHF_DEFAULT_DELAY_LOAD (1 << 9)
+#define RHF_REQUICKSTART (1 << 10)
+#define RHF_REQUICKSTARTED (1 << 11)
+#define RHF_CORD (1 << 12)
+#define RHF_NO_UNRES_UNDEF (1 << 13)
+#define RHF_RLD_ORDER_SAFE (1 << 14)
+
+typedef struct {
+  Elf32_Word l_name;
+  Elf32_Word l_time_stamp;
+  Elf32_Word l_checksum;
+  Elf32_Word l_version;
+  Elf32_Word l_flags;
+} Elf32_Lib;
+
+typedef struct {
+  Elf64_Word l_name;
+  Elf64_Word l_time_stamp;
+  Elf64_Word l_checksum;
+  Elf64_Word l_version;
+  Elf64_Word l_flags;
+} Elf64_Lib;
+
+#define LL_NONE 0
+#define LL_EXACT_MATCH (1 << 0)
+#define LL_IGNORE_INT_VER (1 << 1)
+#define LL_REQUIRE_MINOR (1 << 2)
+#define LL_EXPORTS (1 << 3)
+#define LL_DELAY_LOAD (1 << 4)
+#define LL_DELTA (1 << 5)
+
+typedef Elf32_Addr Elf32_Conflict;
+
+typedef struct {
+  Elf32_Half version;
+  unsigned char isa_level;
+  unsigned char isa_rev;
+  unsigned char gpr_size;
+  unsigned char cpr1_size;
+  unsigned char cpr2_size;
+  unsigned char fp_abi;
+  Elf32_Word isa_ext;
+  Elf32_Word ases;
+  Elf32_Word flags1;
+  Elf32_Word flags2;
+} Elf_MIPS_ABIFlags_v0;
+
+#define MIPS_AFL_REG_NONE 0x00
+#define MIPS_AFL_REG_32 0x01
+#define MIPS_AFL_REG_64 0x02
+#define MIPS_AFL_REG_128 0x03
+
+#define MIPS_AFL_ASE_DSP 0x00000001
+#define MIPS_AFL_ASE_DSPR2 0x00000002
+#define MIPS_AFL_ASE_EVA 0x00000004
+#define MIPS_AFL_ASE_MCU 0x00000008
+#define MIPS_AFL_ASE_MDMX 0x00000010
+#define MIPS_AFL_ASE_MIPS3D 0x00000020
+#define MIPS_AFL_ASE_MT 0x00000040
+#define MIPS_AFL_ASE_SMARTMIPS 0x00000080
+#define MIPS_AFL_ASE_VIRT 0x00000100
+#define MIPS_AFL_ASE_MSA 0x00000200
+#define MIPS_AFL_ASE_MIPS16 0x00000400
+#define MIPS_AFL_ASE_MICROMIPS 0x00000800
+#define MIPS_AFL_ASE_XPA 0x00001000
+#define MIPS_AFL_ASE_MASK 0x00001fff
+
+#define MIPS_AFL_EXT_XLR 1
+#define MIPS_AFL_EXT_OCTEON2 2
+#define MIPS_AFL_EXT_OCTEONP 3
+#define MIPS_AFL_EXT_LOONGSON_3A 4
+#define MIPS_AFL_EXT_OCTEON 5
+#define MIPS_AFL_EXT_5900 6
+#define MIPS_AFL_EXT_4650 7
+#define MIPS_AFL_EXT_4010 8
+#define MIPS_AFL_EXT_4100 9
+#define MIPS_AFL_EXT_3900 10
+#define MIPS_AFL_EXT_10000 11
+#define MIPS_AFL_EXT_SB1 12
+#define MIPS_AFL_EXT_4111 13
+#define MIPS_AFL_EXT_4120 14
+#define MIPS_AFL_EXT_5400 15
+#define MIPS_AFL_EXT_5500 16
+#define MIPS_AFL_EXT_LOONGSON_2E 17
+#define MIPS_AFL_EXT_LOONGSON_2F 18
+
+#define MIPS_AFL_FLAGS1_ODDSPREG 1
+
+enum {
+  Val_GNU_MIPS_ABI_FP_ANY = 0,
+  Val_GNU_MIPS_ABI_FP_DOUBLE = 1,
+  Val_GNU_MIPS_ABI_FP_SINGLE = 2,
+  Val_GNU_MIPS_ABI_FP_SOFT = 3,
+  Val_GNU_MIPS_ABI_FP_OLD_64 = 4,
+  Val_GNU_MIPS_ABI_FP_XX = 5,
+  Val_GNU_MIPS_ABI_FP_64 = 6,
+  Val_GNU_MIPS_ABI_FP_64A = 7,
+  Val_GNU_MIPS_ABI_FP_MAX = 7
+};
+
+#define EF_PARISC_TRAPNIL 0x00010000
+#define EF_PARISC_EXT 0x00020000
+#define EF_PARISC_LSB 0x00040000
+#define EF_PARISC_WIDE 0x00080000
+#define EF_PARISC_NO_KABP 0x00100000
+
+#define EF_PARISC_LAZYSWAP 0x00400000
+#define EF_PARISC_ARCH 0x0000ffff
+
+#define EFA_PARISC_1_0 0x020b
+#define EFA_PARISC_1_1 0x0210
+#define EFA_PARISC_2_0 0x0214
+
+#define SHN_PARISC_ANSI_COMMON 0xff00
+
+#define SHN_PARISC_HUGE_COMMON 0xff01
+
+#define SHT_PARISC_EXT 0x70000000
+#define SHT_PARISC_UNWIND 0x70000001
+#define SHT_PARISC_DOC 0x70000002
+
+#define SHF_PARISC_SHORT 0x20000000
+#define SHF_PARISC_HUGE 0x40000000
+#define SHF_PARISC_SBP 0x80000000
+
+#define STT_PARISC_MILLICODE 13
+
+#define STT_HP_OPAQUE (STT_LOOS + 0x1)
+#define STT_HP_STUB (STT_LOOS + 0x2)
+
+#define R_PARISC_NONE 0
+#define R_PARISC_DIR32 1
+#define R_PARISC_DIR21L 2
+#define R_PARISC_DIR17R 3
+#define R_PARISC_DIR17F 4
+#define R_PARISC_DIR14R 6
+#define R_PARISC_PCREL32 9
+#define R_PARISC_PCREL21L 10
+#define R_PARISC_PCREL17R 11
+#define R_PARISC_PCREL17F 12
+#define R_PARISC_PCREL14R 14
+#define R_PARISC_DPREL21L 18
+#define R_PARISC_DPREL14R 22
+#define R_PARISC_GPREL21L 26
+#define R_PARISC_GPREL14R 30
+#define R_PARISC_LTOFF21L 34
+#define R_PARISC_LTOFF14R 38
+#define R_PARISC_SECREL32 41
+#define R_PARISC_SEGBASE 48
+#define R_PARISC_SEGREL32 49
+#define R_PARISC_PLTOFF21L 50
+#define R_PARISC_PLTOFF14R 54
+#define R_PARISC_LTOFF_FPTR32 57
+#define R_PARISC_LTOFF_FPTR21L 58
+#define R_PARISC_LTOFF_FPTR14R 62
+#define R_PARISC_FPTR64 64
+#define R_PARISC_PLABEL32 65
+#define R_PARISC_PLABEL21L 66
+#define R_PARISC_PLABEL14R 70
+#define R_PARISC_PCREL64 72
+#define R_PARISC_PCREL22F 74
+#define R_PARISC_PCREL14WR 75
+#define R_PARISC_PCREL14DR 76
+#define R_PARISC_PCREL16F 77
+#define R_PARISC_PCREL16WF 78
+#define R_PARISC_PCREL16DF 79
+#define R_PARISC_DIR64 80
+#define R_PARISC_DIR14WR 83
+#define R_PARISC_DIR14DR 84
+#define R_PARISC_DIR16F 85
+#define R_PARISC_DIR16WF 86
+#define R_PARISC_DIR16DF 87
+#define R_PARISC_GPREL64 88
+#define R_PARISC_GPREL14WR 91
+#define R_PARISC_GPREL14DR 92
+#define R_PARISC_GPREL16F 93
+#define R_PARISC_GPREL16WF 94
+#define R_PARISC_GPREL16DF 95
+#define R_PARISC_LTOFF64 96
+#define R_PARISC_LTOFF14WR 99
+#define R_PARISC_LTOFF14DR 100
+#define R_PARISC_LTOFF16F 101
+#define R_PARISC_LTOFF16WF 102
+#define R_PARISC_LTOFF16DF 103
+#define R_PARISC_SECREL64 104
+#define R_PARISC_SEGREL64 112
+#define R_PARISC_PLTOFF14WR 115
+#define R_PARISC_PLTOFF14DR 116
+#define R_PARISC_PLTOFF16F 117
+#define R_PARISC_PLTOFF16WF 118
+#define R_PARISC_PLTOFF16DF 119
+#define R_PARISC_LTOFF_FPTR64 120
+#define R_PARISC_LTOFF_FPTR14WR 123
+#define R_PARISC_LTOFF_FPTR14DR 124
+#define R_PARISC_LTOFF_FPTR16F 125
+#define R_PARISC_LTOFF_FPTR16WF 126
+#define R_PARISC_LTOFF_FPTR16DF 127
+#define R_PARISC_LORESERVE 128
+#define R_PARISC_COPY 128
+#define R_PARISC_IPLT 129
+#define R_PARISC_EPLT 130
+#define R_PARISC_TPREL32 153
+#define R_PARISC_TPREL21L 154
+#define R_PARISC_TPREL14R 158
+#define R_PARISC_LTOFF_TP21L 162
+#define R_PARISC_LTOFF_TP14R 166
+#define R_PARISC_LTOFF_TP14F 167
+#define R_PARISC_TPREL64 216
+#define R_PARISC_TPREL14WR 219
+#define R_PARISC_TPREL14DR 220
+#define R_PARISC_TPREL16F 221
+#define R_PARISC_TPREL16WF 222
+#define R_PARISC_TPREL16DF 223
+#define R_PARISC_LTOFF_TP64 224
+#define R_PARISC_LTOFF_TP14WR 227
+#define R_PARISC_LTOFF_TP14DR 228
+#define R_PARISC_LTOFF_TP16F 229
+#define R_PARISC_LTOFF_TP16WF 230
+#define R_PARISC_LTOFF_TP16DF 231
+#define R_PARISC_GNU_VTENTRY 232
+#define R_PARISC_GNU_VTINHERIT 233
+#define R_PARISC_TLS_GD21L 234
+#define R_PARISC_TLS_GD14R 235
+#define R_PARISC_TLS_GDCALL 236
+#define R_PARISC_TLS_LDM21L 237
+#define R_PARISC_TLS_LDM14R 238
+#define R_PARISC_TLS_LDMCALL 239
+#define R_PARISC_TLS_LDO21L 240
+#define R_PARISC_TLS_LDO14R 241
+#define R_PARISC_TLS_DTPMOD32 242
+#define R_PARISC_TLS_DTPMOD64 243
+#define R_PARISC_TLS_DTPOFF32 244
+#define R_PARISC_TLS_DTPOFF64 245
+#define R_PARISC_TLS_LE21L R_PARISC_TPREL21L
+#define R_PARISC_TLS_LE14R R_PARISC_TPREL14R
+#define R_PARISC_TLS_IE21L R_PARISC_LTOFF_TP21L
+#define R_PARISC_TLS_IE14R R_PARISC_LTOFF_TP14R
+#define R_PARISC_TLS_TPREL32 R_PARISC_TPREL32
+#define R_PARISC_TLS_TPREL64 R_PARISC_TPREL64
+#define R_PARISC_HIRESERVE 255
+
+#define PT_HP_TLS (PT_LOOS + 0x0)
+#define PT_HP_CORE_NONE (PT_LOOS + 0x1)
+#define PT_HP_CORE_VERSION (PT_LOOS + 0x2)
+#define PT_HP_CORE_KERNEL (PT_LOOS + 0x3)
+#define PT_HP_CORE_COMM (PT_LOOS + 0x4)
+#define PT_HP_CORE_PROC (PT_LOOS + 0x5)
+#define PT_HP_CORE_LOADABLE (PT_LOOS + 0x6)
+#define PT_HP_CORE_STACK (PT_LOOS + 0x7)
+#define PT_HP_CORE_SHM (PT_LOOS + 0x8)
+#define PT_HP_CORE_MMF (PT_LOOS + 0x9)
+#define PT_HP_PARALLEL (PT_LOOS + 0x10)
+#define PT_HP_FASTBIND (PT_LOOS + 0x11)
+#define PT_HP_OPT_ANNOT (PT_LOOS + 0x12)
+#define PT_HP_HSL_ANNOT (PT_LOOS + 0x13)
+#define PT_HP_STACK (PT_LOOS + 0x14)
+
+#define PT_PARISC_ARCHEXT 0x70000000
+#define PT_PARISC_UNWIND 0x70000001
+
+#define PF_PARISC_SBP 0x08000000
+
+#define PF_HP_PAGE_SIZE 0x00100000
+#define PF_HP_FAR_SHARED 0x00200000
+#define PF_HP_NEAR_SHARED 0x00400000
+#define PF_HP_CODE 0x01000000
+#define PF_HP_MODIFY 0x02000000
+#define PF_HP_LAZYSWAP 0x04000000
+#define PF_HP_SBP 0x08000000
+
+#define EF_ALPHA_32BIT 1
+#define EF_ALPHA_CANRELAX 2
+
+#define SHT_ALPHA_DEBUG 0x70000001
+#define SHT_ALPHA_REGINFO 0x70000002
+
+#define SHF_ALPHA_GPREL 0x10000000
+
+#define STO_ALPHA_NOPV 0x80
+#define STO_ALPHA_STD_GPLOAD 0x88
+
+#define R_ALPHA_NONE 0
+#define R_ALPHA_REFLONG 1
+#define R_ALPHA_REFQUAD 2
+#define R_ALPHA_GPREL32 3
+#define R_ALPHA_LITERAL 4
+#define R_ALPHA_LITUSE 5
+#define R_ALPHA_GPDISP 6
+#define R_ALPHA_BRADDR 7
+#define R_ALPHA_HINT 8
+#define R_ALPHA_SREL16 9
+#define R_ALPHA_SREL32 10
+#define R_ALPHA_SREL64 11
+#define R_ALPHA_GPRELHIGH 17
+#define R_ALPHA_GPRELLOW 18
+#define R_ALPHA_GPREL16 19
+#define R_ALPHA_COPY 24
+#define R_ALPHA_GLOB_DAT 25
+#define R_ALPHA_JMP_SLOT 26
+#define R_ALPHA_RELATIVE 27
+#define R_ALPHA_TLS_GD_HI 28
+#define R_ALPHA_TLSGD 29
+#define R_ALPHA_TLS_LDM 30
+#define R_ALPHA_DTPMOD64 31
+#define R_ALPHA_GOTDTPREL 32
+#define R_ALPHA_DTPREL64 33
+#define R_ALPHA_DTPRELHI 34
+#define R_ALPHA_DTPRELLO 35
+#define R_ALPHA_DTPREL16 36
+#define R_ALPHA_GOTTPREL 37
+#define R_ALPHA_TPREL64 38
+#define R_ALPHA_TPRELHI 39
+#define R_ALPHA_TPRELLO 40
+#define R_ALPHA_TPREL16 41
+
+#define R_ALPHA_NUM 46
+
+#define LITUSE_ALPHA_ADDR 0
+#define LITUSE_ALPHA_BASE 1
+#define LITUSE_ALPHA_BYTOFF 2
+#define LITUSE_ALPHA_JSR 3
+#define LITUSE_ALPHA_TLS_GD 4
+#define LITUSE_ALPHA_TLS_LDM 5
+
+#define DT_ALPHA_PLTRO (DT_LOPROC + 0)
+#define DT_ALPHA_NUM 1
+
+#define EF_PPC_EMB 0x80000000
+
+#define EF_PPC_RELOCATABLE 0x00010000
+#define EF_PPC_RELOCATABLE_LIB 0x00008000
+
+#define R_PPC_NONE 0
+#define R_PPC_ADDR32 1
+#define R_PPC_ADDR24 2
+#define R_PPC_ADDR16 3
+#define R_PPC_ADDR16_LO 4
+#define R_PPC_ADDR16_HI 5
+#define R_PPC_ADDR16_HA 6
+#define R_PPC_ADDR14 7
+#define R_PPC_ADDR14_BRTAKEN 8
+#define R_PPC_ADDR14_BRNTAKEN 9
+#define R_PPC_REL24 10
+#define R_PPC_REL14 11
+#define R_PPC_REL14_BRTAKEN 12
+#define R_PPC_REL14_BRNTAKEN 13
+#define R_PPC_GOT16 14
+#define R_PPC_GOT16_LO 15
+#define R_PPC_GOT16_HI 16
+#define R_PPC_GOT16_HA 17
+#define R_PPC_PLTREL24 18
+#define R_PPC_COPY 19
+#define R_PPC_GLOB_DAT 20
+#define R_PPC_JMP_SLOT 21
+#define R_PPC_RELATIVE 22
+#define R_PPC_LOCAL24PC 23
+#define R_PPC_UADDR32 24
+#define R_PPC_UADDR16 25
+#define R_PPC_REL32 26
+#define R_PPC_PLT32 27
+#define R_PPC_PLTREL32 28
+#define R_PPC_PLT16_LO 29
+#define R_PPC_PLT16_HI 30
+#define R_PPC_PLT16_HA 31
+#define R_PPC_SDAREL16 32
+#define R_PPC_SECTOFF 33
+#define R_PPC_SECTOFF_LO 34
+#define R_PPC_SECTOFF_HI 35
+#define R_PPC_SECTOFF_HA 36
+
+#define R_PPC_TLS 67
+#define R_PPC_DTPMOD32 68
+#define R_PPC_TPREL16 69
+#define R_PPC_TPREL16_LO 70
+#define R_PPC_TPREL16_HI 71
+#define R_PPC_TPREL16_HA 72
+#define R_PPC_TPREL32 73
+#define R_PPC_DTPREL16 74
+#define R_PPC_DTPREL16_LO 75
+#define R_PPC_DTPREL16_HI 76
+#define R_PPC_DTPREL16_HA 77
+#define R_PPC_DTPREL32 78
+#define R_PPC_GOT_TLSGD16 79
+#define R_PPC_GOT_TLSGD16_LO 80
+#define R_PPC_GOT_TLSGD16_HI 81
+#define R_PPC_GOT_TLSGD16_HA 82
+#define R_PPC_GOT_TLSLD16 83
+#define R_PPC_GOT_TLSLD16_LO 84
+#define R_PPC_GOT_TLSLD16_HI 85
+#define R_PPC_GOT_TLSLD16_HA 86
+#define R_PPC_GOT_TPREL16 87
+#define R_PPC_GOT_TPREL16_LO 88
+#define R_PPC_GOT_TPREL16_HI 89
+#define R_PPC_GOT_TPREL16_HA 90
+#define R_PPC_GOT_DTPREL16 91
+#define R_PPC_GOT_DTPREL16_LO 92
+#define R_PPC_GOT_DTPREL16_HI 93
+#define R_PPC_GOT_DTPREL16_HA 94
+#define R_PPC_TLSGD 95
+#define R_PPC_TLSLD 96
+
+#define R_PPC_EMB_NADDR32 101
+#define R_PPC_EMB_NADDR16 102
+#define R_PPC_EMB_NADDR16_LO 103
+#define R_PPC_EMB_NADDR16_HI 104
+#define R_PPC_EMB_NADDR16_HA 105
+#define R_PPC_EMB_SDAI16 106
+#define R_PPC_EMB_SDA2I16 107
+#define R_PPC_EMB_SDA2REL 108
+#define R_PPC_EMB_SDA21 109
+#define R_PPC_EMB_MRKREF 110
+#define R_PPC_EMB_RELSEC16 111
+#define R_PPC_EMB_RELST_LO 112
+#define R_PPC_EMB_RELST_HI 113
+#define R_PPC_EMB_RELST_HA 114
+#define R_PPC_EMB_BIT_FLD 115
+#define R_PPC_EMB_RELSDA 116
+
+#define R_PPC_DIAB_SDA21_LO 180
+#define R_PPC_DIAB_SDA21_HI 181
+#define R_PPC_DIAB_SDA21_HA 182
+#define R_PPC_DIAB_RELSDA_LO 183
+#define R_PPC_DIAB_RELSDA_HI 184
+#define R_PPC_DIAB_RELSDA_HA 185
+
+#define R_PPC_IRELATIVE 248
+
+#define R_PPC_REL16 249
+#define R_PPC_REL16_LO 250
+#define R_PPC_REL16_HI 251
+#define R_PPC_REL16_HA 252
+
+#define R_PPC_TOC16 255
+
+#define DT_PPC_GOT (DT_LOPROC + 0)
+#define DT_PPC_OPT (DT_LOPROC + 1)
+#define DT_PPC_NUM 2
+
+#define PPC_OPT_TLS 1
+
+#define R_PPC64_NONE R_PPC_NONE
+#define R_PPC64_ADDR32 R_PPC_ADDR32
+#define R_PPC64_ADDR24 R_PPC_ADDR24
+#define R_PPC64_ADDR16 R_PPC_ADDR16
+#define R_PPC64_ADDR16_LO R_PPC_ADDR16_LO
+#define R_PPC64_ADDR16_HI R_PPC_ADDR16_HI
+#define R_PPC64_ADDR16_HA R_PPC_ADDR16_HA
+#define R_PPC64_ADDR14 R_PPC_ADDR14
+#define R_PPC64_ADDR14_BRTAKEN R_PPC_ADDR14_BRTAKEN
+#define R_PPC64_ADDR14_BRNTAKEN R_PPC_ADDR14_BRNTAKEN
+#define R_PPC64_REL24 R_PPC_REL24
+#define R_PPC64_REL14 R_PPC_REL14
+#define R_PPC64_REL14_BRTAKEN R_PPC_REL14_BRTAKEN
+#define R_PPC64_REL14_BRNTAKEN R_PPC_REL14_BRNTAKEN
+#define R_PPC64_GOT16 R_PPC_GOT16
+#define R_PPC64_GOT16_LO R_PPC_GOT16_LO
+#define R_PPC64_GOT16_HI R_PPC_GOT16_HI
+#define R_PPC64_GOT16_HA R_PPC_GOT16_HA
+
+#define R_PPC64_COPY R_PPC_COPY
+#define R_PPC64_GLOB_DAT R_PPC_GLOB_DAT
+#define R_PPC64_JMP_SLOT R_PPC_JMP_SLOT
+#define R_PPC64_RELATIVE R_PPC_RELATIVE
+
+#define R_PPC64_UADDR32 R_PPC_UADDR32
+#define R_PPC64_UADDR16 R_PPC_UADDR16
+#define R_PPC64_REL32 R_PPC_REL32
+#define R_PPC64_PLT32 R_PPC_PLT32
+#define R_PPC64_PLTREL32 R_PPC_PLTREL32
+#define R_PPC64_PLT16_LO R_PPC_PLT16_LO
+#define R_PPC64_PLT16_HI R_PPC_PLT16_HI
+#define R_PPC64_PLT16_HA R_PPC_PLT16_HA
+
+#define R_PPC64_SECTOFF R_PPC_SECTOFF
+#define R_PPC64_SECTOFF_LO R_PPC_SECTOFF_LO
+#define R_PPC64_SECTOFF_HI R_PPC_SECTOFF_HI
+#define R_PPC64_SECTOFF_HA R_PPC_SECTOFF_HA
+#define R_PPC64_ADDR30 37
+#define R_PPC64_ADDR64 38
+#define R_PPC64_ADDR16_HIGHER 39
+#define R_PPC64_ADDR16_HIGHERA 40
+#define R_PPC64_ADDR16_HIGHEST 41
+#define R_PPC64_ADDR16_HIGHESTA 42
+#define R_PPC64_UADDR64 43
+#define R_PPC64_REL64 44
+#define R_PPC64_PLT64 45
+#define R_PPC64_PLTREL64 46
+#define R_PPC64_TOC16 47
+#define R_PPC64_TOC16_LO 48
+#define R_PPC64_TOC16_HI 49
+#define R_PPC64_TOC16_HA 50
+#define R_PPC64_TOC 51
+#define R_PPC64_PLTGOT16 52
+#define R_PPC64_PLTGOT16_LO 53
+#define R_PPC64_PLTGOT16_HI 54
+#define R_PPC64_PLTGOT16_HA 55
+
+#define R_PPC64_ADDR16_DS 56
+#define R_PPC64_ADDR16_LO_DS 57
+#define R_PPC64_GOT16_DS 58
+#define R_PPC64_GOT16_LO_DS 59
+#define R_PPC64_PLT16_LO_DS 60
+#define R_PPC64_SECTOFF_DS 61
+#define R_PPC64_SECTOFF_LO_DS 62
+#define R_PPC64_TOC16_DS 63
+#define R_PPC64_TOC16_LO_DS 64
+#define R_PPC64_PLTGOT16_DS 65
+#define R_PPC64_PLTGOT16_LO_DS 66
+
+#define R_PPC64_TLS 67
+#define R_PPC64_DTPMOD64 68
+#define R_PPC64_TPREL16 69
+#define R_PPC64_TPREL16_LO 70
+#define R_PPC64_TPREL16_HI 71
+#define R_PPC64_TPREL16_HA 72
+#define R_PPC64_TPREL64 73
+#define R_PPC64_DTPREL16 74
+#define R_PPC64_DTPREL16_LO 75
+#define R_PPC64_DTPREL16_HI 76
+#define R_PPC64_DTPREL16_HA 77
+#define R_PPC64_DTPREL64 78
+#define R_PPC64_GOT_TLSGD16 79
+#define R_PPC64_GOT_TLSGD16_LO 80
+#define R_PPC64_GOT_TLSGD16_HI 81
+#define R_PPC64_GOT_TLSGD16_HA 82
+#define R_PPC64_GOT_TLSLD16 83
+#define R_PPC64_GOT_TLSLD16_LO 84
+#define R_PPC64_GOT_TLSLD16_HI 85
+#define R_PPC64_GOT_TLSLD16_HA 86
+#define R_PPC64_GOT_TPREL16_DS 87
+#define R_PPC64_GOT_TPREL16_LO_DS 88
+#define R_PPC64_GOT_TPREL16_HI 89
+#define R_PPC64_GOT_TPREL16_HA 90
+#define R_PPC64_GOT_DTPREL16_DS 91
+#define R_PPC64_GOT_DTPREL16_LO_DS 92
+#define R_PPC64_GOT_DTPREL16_HI 93
+#define R_PPC64_GOT_DTPREL16_HA 94
+#define R_PPC64_TPREL16_DS 95
+#define R_PPC64_TPREL16_LO_DS 96
+#define R_PPC64_TPREL16_HIGHER 97
+#define R_PPC64_TPREL16_HIGHERA 98
+#define R_PPC64_TPREL16_HIGHEST 99
+#define R_PPC64_TPREL16_HIGHESTA 100
+#define R_PPC64_DTPREL16_DS 101
+#define R_PPC64_DTPREL16_LO_DS 102
+#define R_PPC64_DTPREL16_HIGHER 103
+#define R_PPC64_DTPREL16_HIGHERA 104
+#define R_PPC64_DTPREL16_HIGHEST 105
+#define R_PPC64_DTPREL16_HIGHESTA 106
+#define R_PPC64_TLSGD 107
+#define R_PPC64_TLSLD 108
+#define R_PPC64_TOCSAVE 109
+#define R_PPC64_ADDR16_HIGH 110
+#define R_PPC64_ADDR16_HIGHA 111
+#define R_PPC64_TPREL16_HIGH 112
+#define R_PPC64_TPREL16_HIGHA 113
+#define R_PPC64_DTPREL16_HIGH 114
+#define R_PPC64_DTPREL16_HIGHA 115
+
+#define R_PPC64_JMP_IREL 247
+#define R_PPC64_IRELATIVE 248
+#define R_PPC64_REL16 249
+#define R_PPC64_REL16_LO 250
+#define R_PPC64_REL16_HI 251
+#define R_PPC64_REL16_HA 252
+
+#define EF_PPC64_ABI 3
+
+#define DT_PPC64_GLINK (DT_LOPROC + 0)
+#define DT_PPC64_OPD (DT_LOPROC + 1)
+#define DT_PPC64_OPDSZ (DT_LOPROC + 2)
+#define DT_PPC64_OPT (DT_LOPROC + 3)
+#define DT_PPC64_NUM 4
+
+#define PPC64_OPT_TLS 1
+#define PPC64_OPT_MULTI_TOC 2
+#define PPC64_OPT_LOCALENTRY 4
+
+#define STO_PPC64_LOCAL_BIT 5
+#define STO_PPC64_LOCAL_MASK 0xe0
+#define PPC64_LOCAL_ENTRY_OFFSET(x) (1 << (((x) & 0xe0) >> 5) & 0xfc)
+
+#define EF_ARM_RELEXEC 0x01
+#define EF_ARM_HASENTRY 0x02
+#define EF_ARM_INTERWORK 0x04
+#define EF_ARM_APCS_26 0x08
+#define EF_ARM_APCS_FLOAT 0x10
+#define EF_ARM_PIC 0x20
+#define EF_ARM_ALIGN8 0x40
+#define EF_ARM_NEW_ABI 0x80
+#define EF_ARM_OLD_ABI 0x100
+#define EF_ARM_SOFT_FLOAT 0x200
+#define EF_ARM_VFP_FLOAT 0x400
+#define EF_ARM_MAVERICK_FLOAT 0x800
+
+#define EF_ARM_ABI_FLOAT_SOFT 0x200
+#define EF_ARM_ABI_FLOAT_HARD 0x400
+
+#define EF_ARM_SYMSARESORTED 0x04
+#define EF_ARM_DYNSYMSUSESEGIDX 0x08
+#define EF_ARM_MAPSYMSFIRST 0x10
+#define EF_ARM_EABIMASK 0XFF000000
+
+#define EF_ARM_BE8 0x00800000
+#define EF_ARM_LE8 0x00400000
+
+#define EF_ARM_EABI_VERSION(flags) ((flags) & EF_ARM_EABIMASK)
+#define EF_ARM_EABI_UNKNOWN 0x00000000
+#define EF_ARM_EABI_VER1 0x01000000
+#define EF_ARM_EABI_VER2 0x02000000
+#define EF_ARM_EABI_VER3 0x03000000
+#define EF_ARM_EABI_VER4 0x04000000
+#define EF_ARM_EABI_VER5 0x05000000
+
+#define STT_ARM_TFUNC STT_LOPROC
+#define STT_ARM_16BIT STT_HIPROC
+
+#define SHF_ARM_ENTRYSECT 0x10000000
+#define SHF_ARM_COMDEF 0x80000000
+
+#define PF_ARM_SB 0x10000000
+
+#define PF_ARM_PI 0x20000000
+#define PF_ARM_ABS 0x40000000
+
+#define PT_ARM_EXIDX (PT_LOPROC + 1)
+
+#define SHT_ARM_EXIDX (SHT_LOPROC + 1)
+#define SHT_ARM_PREEMPTMAP (SHT_LOPROC + 2)
+#define SHT_ARM_ATTRIBUTES (SHT_LOPROC + 3)
+
+#define R_AARCH64_NONE 0
+#define R_AARCH64_P32_ABS32 1
+#define R_AARCH64_P32_COPY 180
+#define R_AARCH64_P32_GLOB_DAT 181
+#define R_AARCH64_P32_JUMP_SLOT 182
+#define R_AARCH64_P32_RELATIVE 183
+#define R_AARCH64_P32_TLS_DTPMOD 184
+#define R_AARCH64_P32_TLS_DTPREL 185
+#define R_AARCH64_P32_TLS_TPREL 186
+#define R_AARCH64_P32_TLSDESC 187
+#define R_AARCH64_P32_IRELATIVE 188
+#define R_AARCH64_ABS64 257
+#define R_AARCH64_ABS32 258
+#define R_AARCH64_ABS16 259
+#define R_AARCH64_PREL64 260
+#define R_AARCH64_PREL32 261
+#define R_AARCH64_PREL16 262
+#define R_AARCH64_MOVW_UABS_G0 263
+#define R_AARCH64_MOVW_UABS_G0_NC 264
+#define R_AARCH64_MOVW_UABS_G1 265
+#define R_AARCH64_MOVW_UABS_G1_NC 266
+#define R_AARCH64_MOVW_UABS_G2 267
+#define R_AARCH64_MOVW_UABS_G2_NC 268
+#define R_AARCH64_MOVW_UABS_G3 269
+#define R_AARCH64_MOVW_SABS_G0 270
+#define R_AARCH64_MOVW_SABS_G1 271
+#define R_AARCH64_MOVW_SABS_G2 272
+#define R_AARCH64_LD_PREL_LO19 273
+#define R_AARCH64_ADR_PREL_LO21 274
+#define R_AARCH64_ADR_PREL_PG_HI21 275
+#define R_AARCH64_ADR_PREL_PG_HI21_NC 276
+#define R_AARCH64_ADD_ABS_LO12_NC 277
+#define R_AARCH64_LDST8_ABS_LO12_NC 278
+#define R_AARCH64_TSTBR14 279
+#define R_AARCH64_CONDBR19 280
+#define R_AARCH64_JUMP26 282
+#define R_AARCH64_CALL26 283
+#define R_AARCH64_LDST16_ABS_LO12_NC 284
+#define R_AARCH64_LDST32_ABS_LO12_NC 285
+#define R_AARCH64_LDST64_ABS_LO12_NC 286
+#define R_AARCH64_MOVW_PREL_G0 287
+#define R_AARCH64_MOVW_PREL_G0_NC 288
+#define R_AARCH64_MOVW_PREL_G1 289
+#define R_AARCH64_MOVW_PREL_G1_NC 290
+#define R_AARCH64_MOVW_PREL_G2 291
+#define R_AARCH64_MOVW_PREL_G2_NC 292
+#define R_AARCH64_MOVW_PREL_G3 293
+#define R_AARCH64_LDST128_ABS_LO12_NC 299
+#define R_AARCH64_MOVW_GOTOFF_G0 300
+#define R_AARCH64_MOVW_GOTOFF_G0_NC 301
+#define R_AARCH64_MOVW_GOTOFF_G1 302
+#define R_AARCH64_MOVW_GOTOFF_G1_NC 303
+#define R_AARCH64_MOVW_GOTOFF_G2 304
+#define R_AARCH64_MOVW_GOTOFF_G2_NC 305
+#define R_AARCH64_MOVW_GOTOFF_G3 306
+#define R_AARCH64_GOTREL64 307
+#define R_AARCH64_GOTREL32 308
+#define R_AARCH64_GOT_LD_PREL19 309
+#define R_AARCH64_LD64_GOTOFF_LO15 310
+#define R_AARCH64_ADR_GOT_PAGE 311
+#define R_AARCH64_LD64_GOT_LO12_NC 312
+#define R_AARCH64_LD64_GOTPAGE_LO15 313
+#define R_AARCH64_TLSGD_ADR_PREL21 512
+#define R_AARCH64_TLSGD_ADR_PAGE21 513
+#define R_AARCH64_TLSGD_ADD_LO12_NC 514
+#define R_AARCH64_TLSGD_MOVW_G1 515
+#define R_AARCH64_TLSGD_MOVW_G0_NC 516
+#define R_AARCH64_TLSLD_ADR_PREL21 517
+#define R_AARCH64_TLSLD_ADR_PAGE21 518
+#define R_AARCH64_TLSLD_ADD_LO12_NC 519
+#define R_AARCH64_TLSLD_MOVW_G1 520
+#define R_AARCH64_TLSLD_MOVW_G0_NC 521
+#define R_AARCH64_TLSLD_LD_PREL19 522
+#define R_AARCH64_TLSLD_MOVW_DTPREL_G2 523
+#define R_AARCH64_TLSLD_MOVW_DTPREL_G1 524
+#define R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC 525
+#define R_AARCH64_TLSLD_MOVW_DTPREL_G0 526
+#define R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC 527
+#define R_AARCH64_TLSLD_ADD_DTPREL_HI12 528
+#define R_AARCH64_TLSLD_ADD_DTPREL_LO12 529
+#define R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC 530
+#define R_AARCH64_TLSLD_LDST8_DTPREL_LO12 531
+#define R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC 532
+#define R_AARCH64_TLSLD_LDST16_DTPREL_LO12 533
+#define R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC 534
+#define R_AARCH64_TLSLD_LDST32_DTPREL_LO12 535
+#define R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC 536
+#define R_AARCH64_TLSLD_LDST64_DTPREL_LO12 537
+#define R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC 538
+#define R_AARCH64_TLSIE_MOVW_GOTTPREL_G1 539
+#define R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC 540
+#define R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21 541
+#define R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC 542
+#define R_AARCH64_TLSIE_LD_GOTTPREL_PREL19 543
+#define R_AARCH64_TLSLE_MOVW_TPREL_G2 544
+#define R_AARCH64_TLSLE_MOVW_TPREL_G1 545
+#define R_AARCH64_TLSLE_MOVW_TPREL_G1_NC 546
+#define R_AARCH64_TLSLE_MOVW_TPREL_G0 547
+#define R_AARCH64_TLSLE_MOVW_TPREL_G0_NC 548
+#define R_AARCH64_TLSLE_ADD_TPREL_HI12 549
+#define R_AARCH64_TLSLE_ADD_TPREL_LO12 550
+#define R_AARCH64_TLSLE_ADD_TPREL_LO12_NC 551
+#define R_AARCH64_TLSLE_LDST8_TPREL_LO12 552
+#define R_AARCH64_TLSLE_LDST8_TPREL_LO12_NC 553
+#define R_AARCH64_TLSLE_LDST16_TPREL_LO12 554
+#define R_AARCH64_TLSLE_LDST16_TPREL_LO12_NC 555
+#define R_AARCH64_TLSLE_LDST32_TPREL_LO12 556
+#define R_AARCH64_TLSLE_LDST32_TPREL_LO12_NC 557
+#define R_AARCH64_TLSLE_LDST64_TPREL_LO12 558
+#define R_AARCH64_TLSLE_LDST64_TPREL_LO12_NC 559
+#define R_AARCH64_TLSDESC_LD_PREL19 560
+#define R_AARCH64_TLSDESC_ADR_PREL21 561
+#define R_AARCH64_TLSDESC_ADR_PAGE21 562
+#define R_AARCH64_TLSDESC_LD64_LO12 563
+#define R_AARCH64_TLSDESC_ADD_LO12 564
+#define R_AARCH64_TLSDESC_OFF_G1 565
+#define R_AARCH64_TLSDESC_OFF_G0_NC 566
+#define R_AARCH64_TLSDESC_LDR 567
+#define R_AARCH64_TLSDESC_ADD 568
+#define R_AARCH64_TLSDESC_CALL 569
+#define R_AARCH64_TLSLE_LDST128_TPREL_LO12 570
+#define R_AARCH64_TLSLE_LDST128_TPREL_LO12_NC 571
+#define R_AARCH64_TLSLD_LDST128_DTPREL_LO12 572
+#define R_AARCH64_TLSLD_LDST128_DTPREL_LO12_NC 573
+#define R_AARCH64_COPY 1024
+#define R_AARCH64_GLOB_DAT 1025
+#define R_AARCH64_JUMP_SLOT 1026
+#define R_AARCH64_RELATIVE 1027
+#define R_AARCH64_TLS_DTPMOD 1028
+#define R_AARCH64_TLS_DTPMOD64 1028
+#define R_AARCH64_TLS_DTPREL 1029
+#define R_AARCH64_TLS_DTPREL64 1029
+#define R_AARCH64_TLS_TPREL 1030
+#define R_AARCH64_TLS_TPREL64 1030
+#define R_AARCH64_TLSDESC 1031
+
+#define R_ARM_NONE 0
+#define R_ARM_PC24 1
+#define R_ARM_ABS32 2
+#define R_ARM_REL32 3
+#define R_ARM_PC13 4
+#define R_ARM_ABS16 5
+#define R_ARM_ABS12 6
+#define R_ARM_THM_ABS5 7
+#define R_ARM_ABS8 8
+#define R_ARM_SBREL32 9
+#define R_ARM_THM_PC22 10
+#define R_ARM_THM_PC8 11
+#define R_ARM_AMP_VCALL9 12
+#define R_ARM_TLS_DESC 13
+#define R_ARM_THM_SWI8 14
+#define R_ARM_XPC25 15
+#define R_ARM_THM_XPC22 16
+#define R_ARM_TLS_DTPMOD32 17
+#define R_ARM_TLS_DTPOFF32 18
+#define R_ARM_TLS_TPOFF32 19
+#define R_ARM_COPY 20
+#define R_ARM_GLOB_DAT 21
+#define R_ARM_JUMP_SLOT 22
+#define R_ARM_RELATIVE 23
+#define R_ARM_GOTOFF 24
+#define R_ARM_GOTPC 25
+#define R_ARM_GOT32 26
+#define R_ARM_PLT32 27
+#define R_ARM_CALL 28
+#define R_ARM_JUMP24 29
+#define R_ARM_THM_JUMP24 30
+#define R_ARM_BASE_ABS 31
+#define R_ARM_ALU_PCREL_7_0 32
+#define R_ARM_ALU_PCREL_15_8 33
+#define R_ARM_ALU_PCREL_23_15 34
+#define R_ARM_LDR_SBREL_11_0 35
+#define R_ARM_ALU_SBREL_19_12 36
+#define R_ARM_ALU_SBREL_27_20 37
+#define R_ARM_TARGET1 38
+#define R_ARM_SBREL31 39
+#define R_ARM_V4BX 40
+#define R_ARM_TARGET2 41
+#define R_ARM_PREL31 42
+#define R_ARM_MOVW_ABS_NC 43
+#define R_ARM_MOVT_ABS 44
+#define R_ARM_MOVW_PREL_NC 45
+#define R_ARM_MOVT_PREL 46
+#define R_ARM_THM_MOVW_ABS_NC 47
+#define R_ARM_THM_MOVT_ABS 48
+#define R_ARM_THM_MOVW_PREL_NC 49
+#define R_ARM_THM_MOVT_PREL 50
+#define R_ARM_THM_JUMP19 51
+#define R_ARM_THM_JUMP6 52
+#define R_ARM_THM_ALU_PREL_11_0 53
+#define R_ARM_THM_PC12 54
+#define R_ARM_ABS32_NOI 55
+#define R_ARM_REL32_NOI 56
+#define R_ARM_ALU_PC_G0_NC 57
+#define R_ARM_ALU_PC_G0 58
+#define R_ARM_ALU_PC_G1_NC 59
+#define R_ARM_ALU_PC_G1 60
+#define R_ARM_ALU_PC_G2 61
+#define R_ARM_LDR_PC_G1 62
+#define R_ARM_LDR_PC_G2 63
+#define R_ARM_LDRS_PC_G0 64
+#define R_ARM_LDRS_PC_G1 65
+#define R_ARM_LDRS_PC_G2 66
+#define R_ARM_LDC_PC_G0 67
+#define R_ARM_LDC_PC_G1 68
+#define R_ARM_LDC_PC_G2 69
+#define R_ARM_ALU_SB_G0_NC 70
+#define R_ARM_ALU_SB_G0 71
+#define R_ARM_ALU_SB_G1_NC 72
+#define R_ARM_ALU_SB_G1 73
+#define R_ARM_ALU_SB_G2 74
+#define R_ARM_LDR_SB_G0 75
+#define R_ARM_LDR_SB_G1 76
+#define R_ARM_LDR_SB_G2 77
+#define R_ARM_LDRS_SB_G0 78
+#define R_ARM_LDRS_SB_G1 79
+#define R_ARM_LDRS_SB_G2 80
+#define R_ARM_LDC_SB_G0 81
+#define R_ARM_LDC_SB_G1 82
+#define R_ARM_LDC_SB_G2 83
+#define R_ARM_MOVW_BREL_NC 84
+#define R_ARM_MOVT_BREL 85
+#define R_ARM_MOVW_BREL 86
+#define R_ARM_THM_MOVW_BREL_NC 87
+#define R_ARM_THM_MOVT_BREL 88
+#define R_ARM_THM_MOVW_BREL 89
+#define R_ARM_TLS_GOTDESC 90
+#define R_ARM_TLS_CALL 91
+#define R_ARM_TLS_DESCSEQ 92
+#define R_ARM_THM_TLS_CALL 93
+#define R_ARM_PLT32_ABS 94
+#define R_ARM_GOT_ABS 95
+#define R_ARM_GOT_PREL 96
+#define R_ARM_GOT_BREL12 97
+#define R_ARM_GOTOFF12 98
+#define R_ARM_GOTRELAX 99
+#define R_ARM_GNU_VTENTRY 100
+#define R_ARM_GNU_VTINHERIT 101
+#define R_ARM_THM_PC11 102
+#define R_ARM_THM_PC9 103
+#define R_ARM_TLS_GD32 104
+
+#define R_ARM_TLS_LDM32 105
+
+#define R_ARM_TLS_LDO32 106
+
+#define R_ARM_TLS_IE32 107
+
+#define R_ARM_TLS_LE32 108
+#define R_ARM_TLS_LDO12 109
+#define R_ARM_TLS_LE12 110
+#define R_ARM_TLS_IE12GP 111
+#define R_ARM_ME_TOO 128
+#define R_ARM_THM_TLS_DESCSEQ 129
+#define R_ARM_THM_TLS_DESCSEQ16 129
+#define R_ARM_THM_TLS_DESCSEQ32 130
+#define R_ARM_THM_GOT_BREL12 131
+#define R_ARM_IRELATIVE 160
+#define R_ARM_RXPC25 249
+#define R_ARM_RSBREL32 250
+#define R_ARM_THM_RPC22 251
+#define R_ARM_RREL32 252
+#define R_ARM_RABS22 253
+#define R_ARM_RPC24 254
+#define R_ARM_RBASE 255
+
+#define R_ARM_NUM 256
+
+#define R_CKCORE_NONE 0
+#define R_CKCORE_ADDR32 1
+#define R_CKCORE_PCRELIMM8BY4 2
+#define R_CKCORE_PCRELIMM11BY2 3
+#define R_CKCORE_PCREL32 5
+#define R_CKCORE_PCRELJSR_IMM11BY2 6
+#define R_CKCORE_RELATIVE 9
+#define R_CKCORE_COPY 10
+#define R_CKCORE_GLOB_DAT 11
+#define R_CKCORE_JUMP_SLOT 12
+#define R_CKCORE_GOTOFF 13
+#define R_CKCORE_GOTPC 14
+#define R_CKCORE_GOT32 15
+#define R_CKCORE_PLT32 16
+#define R_CKCORE_ADDRGOT 17
+#define R_CKCORE_ADDRPLT 18
+#define R_CKCORE_PCREL_IMM26BY2 19
+#define R_CKCORE_PCREL_IMM16BY2 20
+#define R_CKCORE_PCREL_IMM16BY4 21
+#define R_CKCORE_PCREL_IMM10BY2 22
+#define R_CKCORE_PCREL_IMM10BY4 23
+#define R_CKCORE_ADDR_HI16 24
+#define R_CKCORE_ADDR_LO16 25
+#define R_CKCORE_GOTPC_HI16 26
+#define R_CKCORE_GOTPC_LO16 27
+#define R_CKCORE_GOTOFF_HI16 28
+#define R_CKCORE_GOTOFF_LO16 29
+#define R_CKCORE_GOT12 30
+#define R_CKCORE_GOT_HI16 31
+#define R_CKCORE_GOT_LO16 32
+#define R_CKCORE_PLT12 33
+#define R_CKCORE_PLT_HI16 34
+#define R_CKCORE_PLT_LO16 35
+#define R_CKCORE_ADDRGOT_HI16 36
+#define R_CKCORE_ADDRGOT_LO16 37
+#define R_CKCORE_ADDRPLT_HI16 38
+#define R_CKCORE_ADDRPLT_LO16 39
+#define R_CKCORE_PCREL_JSR_IMM26BY2 40
+#define R_CKCORE_TOFFSET_LO16 41
+#define R_CKCORE_DOFFSET_LO16 42
+#define R_CKCORE_PCREL_IMM18BY2 43
+#define R_CKCORE_DOFFSET_IMM18 44
+#define R_CKCORE_DOFFSET_IMM18BY2 45
+#define R_CKCORE_DOFFSET_IMM18BY4 46
+#define R_CKCORE_GOT_IMM18BY4 48
+#define R_CKCORE_PLT_IMM18BY4 49
+#define R_CKCORE_PCREL_IMM7BY4 50
+#define R_CKCORE_TLS_LE32 51
+#define R_CKCORE_TLS_IE32 52
+#define R_CKCORE_TLS_GD32 53
+#define R_CKCORE_TLS_LDM32 54
+#define R_CKCORE_TLS_LDO32 55
+#define R_CKCORE_TLS_DTPMOD32 56
+#define R_CKCORE_TLS_DTPOFF32 57
+#define R_CKCORE_TLS_TPOFF32 58
+
+#define EF_IA_64_MASKOS 0x0000000f
+#define EF_IA_64_ABI64 0x00000010
+#define EF_IA_64_ARCH 0xff000000
+
+#define PT_IA_64_ARCHEXT (PT_LOPROC + 0)
+#define PT_IA_64_UNWIND (PT_LOPROC + 1)
+#define PT_IA_64_HP_OPT_ANOT (PT_LOOS + 0x12)
+#define PT_IA_64_HP_HSL_ANOT (PT_LOOS + 0x13)
+#define PT_IA_64_HP_STACK (PT_LOOS + 0x14)
+
+#define PF_IA_64_NORECOV 0x80000000
+
+#define SHT_IA_64_EXT (SHT_LOPROC + 0)
+#define SHT_IA_64_UNWIND (SHT_LOPROC + 1)
+
+#define SHF_IA_64_SHORT 0x10000000
+#define SHF_IA_64_NORECOV 0x20000000
+
+#define DT_IA_64_PLT_RESERVE (DT_LOPROC + 0)
+#define DT_IA_64_NUM 1
+
+#define R_IA64_NONE 0x00
+#define R_IA64_IMM14 0x21
+#define R_IA64_IMM22 0x22
+#define R_IA64_IMM64 0x23
+#define R_IA64_DIR32MSB 0x24
+#define R_IA64_DIR32LSB 0x25
+#define R_IA64_DIR64MSB 0x26
+#define R_IA64_DIR64LSB 0x27
+#define R_IA64_GPREL22 0x2a
+#define R_IA64_GPREL64I 0x2b
+#define R_IA64_GPREL32MSB 0x2c
+#define R_IA64_GPREL32LSB 0x2d
+#define R_IA64_GPREL64MSB 0x2e
+#define R_IA64_GPREL64LSB 0x2f
+#define R_IA64_LTOFF22 0x32
+#define R_IA64_LTOFF64I 0x33
+#define R_IA64_PLTOFF22 0x3a
+#define R_IA64_PLTOFF64I 0x3b
+#define R_IA64_PLTOFF64MSB 0x3e
+#define R_IA64_PLTOFF64LSB 0x3f
+#define R_IA64_FPTR64I 0x43
+#define R_IA64_FPTR32MSB 0x44
+#define R_IA64_FPTR32LSB 0x45
+#define R_IA64_FPTR64MSB 0x46
+#define R_IA64_FPTR64LSB 0x47
+#define R_IA64_PCREL60B 0x48
+#define R_IA64_PCREL21B 0x49
+#define R_IA64_PCREL21M 0x4a
+#define R_IA64_PCREL21F 0x4b
+#define R_IA64_PCREL32MSB 0x4c
+#define R_IA64_PCREL32LSB 0x4d
+#define R_IA64_PCREL64MSB 0x4e
+#define R_IA64_PCREL64LSB 0x4f
+#define R_IA64_LTOFF_FPTR22 0x52
+#define R_IA64_LTOFF_FPTR64I 0x53
+#define R_IA64_LTOFF_FPTR32MSB 0x54
+#define R_IA64_LTOFF_FPTR32LSB 0x55
+#define R_IA64_LTOFF_FPTR64MSB 0x56
+#define R_IA64_LTOFF_FPTR64LSB 0x57
+#define R_IA64_SEGREL32MSB 0x5c
+#define R_IA64_SEGREL32LSB 0x5d
+#define R_IA64_SEGREL64MSB 0x5e
+#define R_IA64_SEGREL64LSB 0x5f
+#define R_IA64_SECREL32MSB 0x64
+#define R_IA64_SECREL32LSB 0x65
+#define R_IA64_SECREL64MSB 0x66
+#define R_IA64_SECREL64LSB 0x67
+#define R_IA64_REL32MSB 0x6c
+#define R_IA64_REL32LSB 0x6d
+#define R_IA64_REL64MSB 0x6e
+#define R_IA64_REL64LSB 0x6f
+#define R_IA64_LTV32MSB 0x74
+#define R_IA64_LTV32LSB 0x75
+#define R_IA64_LTV64MSB 0x76
+#define R_IA64_LTV64LSB 0x77
+#define R_IA64_PCREL21BI 0x79
+#define R_IA64_PCREL22 0x7a
+#define R_IA64_PCREL64I 0x7b
+#define R_IA64_IPLTMSB 0x80
+#define R_IA64_IPLTLSB 0x81
+#define R_IA64_COPY 0x84
+#define R_IA64_SUB 0x85
+#define R_IA64_LTOFF22X 0x86
+#define R_IA64_LDXMOV 0x87
+#define R_IA64_TPREL14 0x91
+#define R_IA64_TPREL22 0x92
+#define R_IA64_TPREL64I 0x93
+#define R_IA64_TPREL64MSB 0x96
+#define R_IA64_TPREL64LSB 0x97
+#define R_IA64_LTOFF_TPREL22 0x9a
+#define R_IA64_DTPMOD64MSB 0xa6
+#define R_IA64_DTPMOD64LSB 0xa7
+#define R_IA64_LTOFF_DTPMOD22 0xaa
+#define R_IA64_DTPREL14 0xb1
+#define R_IA64_DTPREL22 0xb2
+#define R_IA64_DTPREL64I 0xb3
+#define R_IA64_DTPREL32MSB 0xb4
+#define R_IA64_DTPREL32LSB 0xb5
+#define R_IA64_DTPREL64MSB 0xb6
+#define R_IA64_DTPREL64LSB 0xb7
+#define R_IA64_LTOFF_DTPREL22 0xba
+
+#define EF_SH_MACH_MASK 0x1f
+#define EF_SH_UNKNOWN 0x0
+#define EF_SH1 0x1
+#define EF_SH2 0x2
+#define EF_SH3 0x3
+#define EF_SH_DSP 0x4
+#define EF_SH3_DSP 0x5
+#define EF_SH4AL_DSP 0x6
+#define EF_SH3E 0x8
+#define EF_SH4 0x9
+#define EF_SH2E 0xb
+#define EF_SH4A 0xc
+#define EF_SH2A 0xd
+#define EF_SH4_NOFPU 0x10
+#define EF_SH4A_NOFPU 0x11
+#define EF_SH4_NOMMU_NOFPU 0x12
+#define EF_SH2A_NOFPU 0x13
+#define EF_SH3_NOMMU 0x14
+#define EF_SH2A_SH4_NOFPU 0x15
+#define EF_SH2A_SH3_NOFPU 0x16
+#define EF_SH2A_SH4 0x17
+#define EF_SH2A_SH3E 0x18
+
+#define R_SH_NONE 0
+#define R_SH_DIR32 1
+#define R_SH_REL32 2
+#define R_SH_DIR8WPN 3
+#define R_SH_IND12W 4
+#define R_SH_DIR8WPL 5
+#define R_SH_DIR8WPZ 6
+#define R_SH_DIR8BP 7
+#define R_SH_DIR8W 8
+#define R_SH_DIR8L 9
+#define R_SH_SWITCH16 25
+#define R_SH_SWITCH32 26
+#define R_SH_USES 27
+#define R_SH_COUNT 28
+#define R_SH_ALIGN 29
+#define R_SH_CODE 30
+#define R_SH_DATA 31
+#define R_SH_LABEL 32
+#define R_SH_SWITCH8 33
+#define R_SH_GNU_VTINHERIT 34
+#define R_SH_GNU_VTENTRY 35
+#define R_SH_TLS_GD_32 144
+#define R_SH_TLS_LD_32 145
+#define R_SH_TLS_LDO_32 146
+#define R_SH_TLS_IE_32 147
+#define R_SH_TLS_LE_32 148
+#define R_SH_TLS_DTPMOD32 149
+#define R_SH_TLS_DTPOFF32 150
+#define R_SH_TLS_TPOFF32 151
+#define R_SH_GOT32 160
+#define R_SH_PLT32 161
+#define R_SH_COPY 162
+#define R_SH_GLOB_DAT 163
+#define R_SH_JMP_SLOT 164
+#define R_SH_RELATIVE 165
+#define R_SH_GOTOFF 166
+#define R_SH_GOTPC 167
+#define R_SH_GOT20 201
+#define R_SH_GOTOFF20 202
+#define R_SH_GOTFUNCDESC 203
+#define R_SH_GOTFUNCDEST20 204
+#define R_SH_GOTOFFFUNCDESC 205
+#define R_SH_GOTOFFFUNCDEST20 206
+#define R_SH_FUNCDESC 207
+#define R_SH_FUNCDESC_VALUE 208
+
+#define R_SH_NUM 256
+
+#define R_390_NONE 0
+#define R_390_8 1
+#define R_390_12 2
+#define R_390_16 3
+#define R_390_32 4
+#define R_390_PC32 5
+#define R_390_GOT12 6
+#define R_390_GOT32 7
+#define R_390_PLT32 8
+#define R_390_COPY 9
+#define R_390_GLOB_DAT 10
+#define R_390_JMP_SLOT 11
+#define R_390_RELATIVE 12
+#define R_390_GOTOFF32 13
+#define R_390_GOTPC 14
+#define R_390_GOT16 15
+#define R_390_PC16 16
+#define R_390_PC16DBL 17
+#define R_390_PLT16DBL 18
+#define R_390_PC32DBL 19
+#define R_390_PLT32DBL 20
+#define R_390_GOTPCDBL 21
+#define R_390_64 22
+#define R_390_PC64 23
+#define R_390_GOT64 24
+#define R_390_PLT64 25
+#define R_390_GOTENT 26
+#define R_390_GOTOFF16 27
+#define R_390_GOTOFF64 28
+#define R_390_GOTPLT12 29
+#define R_390_GOTPLT16 30
+#define R_390_GOTPLT32 31
+#define R_390_GOTPLT64 32
+#define R_390_GOTPLTENT 33
+#define R_390_PLTOFF16 34
+#define R_390_PLTOFF32 35
+#define R_390_PLTOFF64 36
+#define R_390_TLS_LOAD 37
+#define R_390_TLS_GDCALL 38
+
+#define R_390_TLS_LDCALL 39
+
+#define R_390_TLS_GD32 40
+
+#define R_390_TLS_GD64 41
+
+#define R_390_TLS_GOTIE12 42
+
+#define R_390_TLS_GOTIE32 43
+
+#define R_390_TLS_GOTIE64 44
+
+#define R_390_TLS_LDM32 45
+
+#define R_390_TLS_LDM64 46
+
+#define R_390_TLS_IE32 47
+
+#define R_390_TLS_IE64 48
+
+#define R_390_TLS_IEENT 49
+
+#define R_390_TLS_LE32 50
+
+#define R_390_TLS_LE64 51
+
+#define R_390_TLS_LDO32 52
+
+#define R_390_TLS_LDO64 53
+
+#define R_390_TLS_DTPMOD 54
+#define R_390_TLS_DTPOFF 55
+#define R_390_TLS_TPOFF 56
+
+#define R_390_20 57
+#define R_390_GOT20 58
+#define R_390_GOTPLT20 59
+#define R_390_TLS_GOTIE20 60
+
+#define R_390_NUM 61
+
+#define R_CRIS_NONE 0
+#define R_CRIS_8 1
+#define R_CRIS_16 2
+#define R_CRIS_32 3
+#define R_CRIS_8_PCREL 4
+#define R_CRIS_16_PCREL 5
+#define R_CRIS_32_PCREL 6
+#define R_CRIS_GNU_VTINHERIT 7
+#define R_CRIS_GNU_VTENTRY 8
+#define R_CRIS_COPY 9
+#define R_CRIS_GLOB_DAT 10
+#define R_CRIS_JUMP_SLOT 11
+#define R_CRIS_RELATIVE 12
+#define R_CRIS_16_GOT 13
+#define R_CRIS_32_GOT 14
+#define R_CRIS_16_GOTPLT 15
+#define R_CRIS_32_GOTPLT 16
+#define R_CRIS_32_GOTREL 17
+#define R_CRIS_32_PLT_GOTREL 18
+#define R_CRIS_32_PLT_PCREL 19
+
+#define R_CRIS_NUM 20
+
+#define R_X86_64_NONE 0
+#define R_X86_64_64 1
+#define R_X86_64_PC32 2
+#define R_X86_64_GOT32 3
+#define R_X86_64_PLT32 4
+#define R_X86_64_COPY 5
+#define R_X86_64_GLOB_DAT 6
+#define R_X86_64_JUMP_SLOT 7
+#define R_X86_64_RELATIVE 8
+#define R_X86_64_GOTPCREL 9
+
+#define R_X86_64_32 10
+#define R_X86_64_32S 11
+#define R_X86_64_16 12
+#define R_X86_64_PC16 13
+#define R_X86_64_8 14
+#define R_X86_64_PC8 15
+#define R_X86_64_DTPMOD64 16
+#define R_X86_64_DTPOFF64 17
+#define R_X86_64_TPOFF64 18
+#define R_X86_64_TLSGD 19
+
+#define R_X86_64_TLSLD 20
+
+#define R_X86_64_DTPOFF32 21
+#define R_X86_64_GOTTPOFF 22
+
+#define R_X86_64_TPOFF32 23
+#define R_X86_64_PC64 24
+#define R_X86_64_GOTOFF64 25
+#define R_X86_64_GOTPC32 26
+#define R_X86_64_GOT64 27
+#define R_X86_64_GOTPCREL64 28
+#define R_X86_64_GOTPC64 29
+#define R_X86_64_GOTPLT64 30
+#define R_X86_64_PLTOFF64 31
+#define R_X86_64_SIZE32 32
+#define R_X86_64_SIZE64 33
+
+#define R_X86_64_GOTPC32_TLSDESC 34
+#define R_X86_64_TLSDESC_CALL 35
+
+#define R_X86_64_TLSDESC 36
+#define R_X86_64_IRELATIVE 37
+#define R_X86_64_RELATIVE64 38
+#define R_X86_64_GOTPCRELX 41
+#define R_X86_64_REX_GOTPCRELX 42
+#define R_X86_64_NUM 43
+
+#define R_MN10300_NONE 0
+#define R_MN10300_32 1
+#define R_MN10300_16 2
+#define R_MN10300_8 3
+#define R_MN10300_PCREL32 4
+#define R_MN10300_PCREL16 5
+#define R_MN10300_PCREL8 6
+#define R_MN10300_GNU_VTINHERIT 7
+#define R_MN10300_GNU_VTENTRY 8
+#define R_MN10300_24 9
+#define R_MN10300_GOTPC32 10
+#define R_MN10300_GOTPC16 11
+#define R_MN10300_GOTOFF32 12
+#define R_MN10300_GOTOFF24 13
+#define R_MN10300_GOTOFF16 14
+#define R_MN10300_PLT32 15
+#define R_MN10300_PLT16 16
+#define R_MN10300_GOT32 17
+#define R_MN10300_GOT24 18
+#define R_MN10300_GOT16 19
+#define R_MN10300_COPY 20
+#define R_MN10300_GLOB_DAT 21
+#define R_MN10300_JMP_SLOT 22
+#define R_MN10300_RELATIVE 23
+
+#define R_MN10300_NUM 24
+
+#define R_M32R_NONE 0
+#define R_M32R_16 1
+#define R_M32R_32 2
+#define R_M32R_24 3
+#define R_M32R_10_PCREL 4
+#define R_M32R_18_PCREL 5
+#define R_M32R_26_PCREL 6
+#define R_M32R_HI16_ULO 7
+#define R_M32R_HI16_SLO 8
+#define R_M32R_LO16 9
+#define R_M32R_SDA16 10
+#define R_M32R_GNU_VTINHERIT 11
+#define R_M32R_GNU_VTENTRY 12
+
+#define R_M32R_16_RELA 33
+#define R_M32R_32_RELA 34
+#define R_M32R_24_RELA 35
+#define R_M32R_10_PCREL_RELA 36
+#define R_M32R_18_PCREL_RELA 37
+#define R_M32R_26_PCREL_RELA 38
+#define R_M32R_HI16_ULO_RELA 39
+#define R_M32R_HI16_SLO_RELA 40
+#define R_M32R_LO16_RELA 41
+#define R_M32R_SDA16_RELA 42
+#define R_M32R_RELA_GNU_VTINHERIT 43
+#define R_M32R_RELA_GNU_VTENTRY 44
+#define R_M32R_REL32 45
+
+#define R_M32R_GOT24 48
+#define R_M32R_26_PLTREL 49
+#define R_M32R_COPY 50
+#define R_M32R_GLOB_DAT 51
+#define R_M32R_JMP_SLOT 52
+#define R_M32R_RELATIVE 53
+#define R_M32R_GOTOFF 54
+#define R_M32R_GOTPC24 55
+#define R_M32R_GOT16_HI_ULO 56
+
+#define R_M32R_GOT16_HI_SLO 57
+
+#define R_M32R_GOT16_LO 58
+#define R_M32R_GOTPC_HI_ULO 59
+
+#define R_M32R_GOTPC_HI_SLO 60
+
+#define R_M32R_GOTPC_LO 61
+
+#define R_M32R_GOTOFF_HI_ULO 62
+
+#define R_M32R_GOTOFF_HI_SLO 63
+
+#define R_M32R_GOTOFF_LO 64
+#define R_M32R_NUM 256
+
+#define R_MICROBLAZE_NONE 0
+#define R_MICROBLAZE_32 1
+#define R_MICROBLAZE_32_PCREL 2
+#define R_MICROBLAZE_64_PCREL 3
+#define R_MICROBLAZE_32_PCREL_LO 4
+#define R_MICROBLAZE_64 5
+#define R_MICROBLAZE_32_LO 6
+#define R_MICROBLAZE_SRO32 7
+#define R_MICROBLAZE_SRW32 8
+#define R_MICROBLAZE_64_NONE 9
+#define R_MICROBLAZE_32_SYM_OP_SYM 10
+#define R_MICROBLAZE_GNU_VTINHERIT 11
+#define R_MICROBLAZE_GNU_VTENTRY 12
+#define R_MICROBLAZE_GOTPC_64 13
+#define R_MICROBLAZE_GOT_64 14
+#define R_MICROBLAZE_PLT_64 15
+#define R_MICROBLAZE_REL 16
+#define R_MICROBLAZE_JUMP_SLOT 17
+#define R_MICROBLAZE_GLOB_DAT 18
+#define R_MICROBLAZE_GOTOFF_64 19
+#define R_MICROBLAZE_GOTOFF_32 20
+#define R_MICROBLAZE_COPY 21
+#define R_MICROBLAZE_TLS 22
+#define R_MICROBLAZE_TLSGD 23
+#define R_MICROBLAZE_TLSLD 24
+#define R_MICROBLAZE_TLSDTPMOD32 25
+#define R_MICROBLAZE_TLSDTPREL32 26
+#define R_MICROBLAZE_TLSDTPREL64 27
+#define R_MICROBLAZE_TLSGOTTPREL32 28
+#define R_MICROBLAZE_TLSTPREL32 29
+
+#define DT_NIOS2_GP 0x70000002
+
+#define R_NIOS2_NONE 0
+#define R_NIOS2_S16 1
+#define R_NIOS2_U16 2
+#define R_NIOS2_PCREL16 3
+#define R_NIOS2_CALL26 4
+#define R_NIOS2_IMM5 5
+#define R_NIOS2_CACHE_OPX 6
+#define R_NIOS2_IMM6 7
+#define R_NIOS2_IMM8 8
+#define R_NIOS2_HI16 9
+#define R_NIOS2_LO16 10
+#define R_NIOS2_HIADJ16 11
+#define R_NIOS2_BFD_RELOC_32 12
+#define R_NIOS2_BFD_RELOC_16 13
+#define R_NIOS2_BFD_RELOC_8 14
+#define R_NIOS2_GPREL 15
+#define R_NIOS2_GNU_VTINHERIT 16
+#define R_NIOS2_GNU_VTENTRY 17
+#define R_NIOS2_UJMP 18
+#define R_NIOS2_CJMP 19
+#define R_NIOS2_CALLR 20
+#define R_NIOS2_ALIGN 21
+#define R_NIOS2_GOT16 22
+#define R_NIOS2_CALL16 23
+#define R_NIOS2_GOTOFF_LO 24
+#define R_NIOS2_GOTOFF_HA 25
+#define R_NIOS2_PCREL_LO 26
+#define R_NIOS2_PCREL_HA 27
+#define R_NIOS2_TLS_GD16 28
+#define R_NIOS2_TLS_LDM16 29
+#define R_NIOS2_TLS_LDO16 30
+#define R_NIOS2_TLS_IE16 31
+#define R_NIOS2_TLS_LE16 32
+#define R_NIOS2_TLS_DTPMOD 33
+#define R_NIOS2_TLS_DTPREL 34
+#define R_NIOS2_TLS_TPREL 35
+#define R_NIOS2_COPY 36
+#define R_NIOS2_GLOB_DAT 37
+#define R_NIOS2_JUMP_SLOT 38
+#define R_NIOS2_RELATIVE 39
+#define R_NIOS2_GOTOFF 40
+#define R_NIOS2_CALL26_NOAT 41
+#define R_NIOS2_GOT_LO 42
+#define R_NIOS2_GOT_HA 43
+#define R_NIOS2_CALL_LO 44
+#define R_NIOS2_CALL_HA 45
+
+#define R_OR1K_NONE 0
+#define R_OR1K_32 1
+#define R_OR1K_16 2
+#define R_OR1K_8 3
+#define R_OR1K_LO_16_IN_INSN 4
+#define R_OR1K_HI_16_IN_INSN 5
+#define R_OR1K_INSN_REL_26 6
+#define R_OR1K_GNU_VTENTRY 7
+#define R_OR1K_GNU_VTINHERIT 8
+#define R_OR1K_32_PCREL 9
+#define R_OR1K_16_PCREL 10
+#define R_OR1K_8_PCREL 11
+#define R_OR1K_GOTPC_HI16 12
+#define R_OR1K_GOTPC_LO16 13
+#define R_OR1K_GOT16 14
+#define R_OR1K_PLT26 15
+#define R_OR1K_GOTOFF_HI16 16
+#define R_OR1K_GOTOFF_LO16 17
+#define R_OR1K_COPY 18
+#define R_OR1K_GLOB_DAT 19
+#define R_OR1K_JMP_SLOT 20
+#define R_OR1K_RELATIVE 21
+#define R_OR1K_TLS_GD_HI16 22
+#define R_OR1K_TLS_GD_LO16 23
+#define R_OR1K_TLS_LDM_HI16 24
+#define R_OR1K_TLS_LDM_LO16 25
+#define R_OR1K_TLS_LDO_HI16 26
+#define R_OR1K_TLS_LDO_LO16 27
+#define R_OR1K_TLS_IE_HI16 28
+#define R_OR1K_TLS_IE_LO16 29
+#define R_OR1K_TLS_LE_HI16 30
+#define R_OR1K_TLS_LE_LO16 31
+#define R_OR1K_TLS_TPOFF 32
+#define R_OR1K_TLS_DTPOFF 33
+#define R_OR1K_TLS_DTPMOD 34
+
+#define R_BPF_NONE 0
+#define R_BPF_MAP_FD 1
+
+#define R_RISCV_NONE 0
+#define R_RISCV_32 1
+#define R_RISCV_64 2
+#define R_RISCV_RELATIVE 3
+#define R_RISCV_COPY 4
+#define R_RISCV_JUMP_SLOT 5
+#define R_RISCV_TLS_DTPMOD32 6
+#define R_RISCV_TLS_DTPMOD64 7
+#define R_RISCV_TLS_DTPREL32 8
+#define R_RISCV_TLS_DTPREL64 9
+#define R_RISCV_TLS_TPREL32 10
+#define R_RISCV_TLS_TPREL64 11
+#define R_RISCV_TLSDESC 12
+
+#define R_RISCV_BRANCH 16
+#define R_RISCV_JAL 17
+#define R_RISCV_CALL 18
+#define R_RISCV_CALL_PLT 19
+#define R_RISCV_GOT_HI20 20
+#define R_RISCV_TLS_GOT_HI20 21
+#define R_RISCV_TLS_GD_HI20 22
+#define R_RISCV_PCREL_HI20 23
+#define R_RISCV_PCREL_LO12_I 24
+#define R_RISCV_PCREL_LO12_S 25
+#define R_RISCV_HI20 26
+#define R_RISCV_LO12_I 27
+#define R_RISCV_LO12_S 28
+#define R_RISCV_TPREL_HI20 29
+#define R_RISCV_TPREL_LO12_I 30
+#define R_RISCV_TPREL_LO12_S 31
+#define R_RISCV_TPREL_ADD 32
+#define R_RISCV_ADD8 33
+#define R_RISCV_ADD16 34
+#define R_RISCV_ADD32 35
+#define R_RISCV_ADD64 36
+#define R_RISCV_SUB8 37
+#define R_RISCV_SUB16 38
+#define R_RISCV_SUB32 39
+#define R_RISCV_SUB64 40
+#define R_RISCV_GOT32_PCREL 41
+#define R_RISCV_ALIGN 43
+#define R_RISCV_RVC_BRANCH 44
+#define R_RISCV_RVC_JUMP 45
+#define R_RISCV_RVC_LUI 46
+#define R_RISCV_RELAX 51
+#define R_RISCV_SUB6 52
+#define R_RISCV_SET6 53
+#define R_RISCV_SET8 54
+#define R_RISCV_SET16 55
+#define R_RISCV_SET32 56
+#define R_RISCV_32_PCREL 57
+#define R_RISCV_IRELATIVE 58
+#define R_RISCV_PLT32 59
+#define R_RISCV_SET_ULEB128 60
+#define R_RISCV_SUB_ULEB128 61
+#define R_RISCV_TLSDESC_HI20 62
+#define R_RISCV_TLSDESC_LOAD_LO12 63
+#define R_RISCV_TLSDESC_ADD_LO12 64
+#define R_RISCV_TLSDESC_CALL 65
+
+#define EF_LARCH_ABI_MODIFIER_MASK 0x07
+#define EF_LARCH_ABI_SOFT_FLOAT 0x01
+#define EF_LARCH_ABI_SINGLE_FLOAT 0x02
+#define EF_LARCH_ABI_DOUBLE_FLOAT 0x03
+#define EF_LARCH_OBJABI_V1 0x40
+
+#define R_LARCH_NONE 0
+#define R_LARCH_32 1
+#define R_LARCH_64 2
+#define R_LARCH_RELATIVE 3
+#define R_LARCH_COPY 4
+#define R_LARCH_JUMP_SLOT 5
+#define R_LARCH_TLS_DTPMOD32 6
+#define R_LARCH_TLS_DTPMOD64 7
+#define R_LARCH_TLS_DTPREL32 8
+#define R_LARCH_TLS_DTPREL64 9
+#define R_LARCH_TLS_TPREL32 10
+#define R_LARCH_TLS_TPREL64 11
+#define R_LARCH_IRELATIVE 12
+#define R_LARCH_MARK_LA 20
+#define R_LARCH_MARK_PCREL 21
+#define R_LARCH_SOP_PUSH_PCREL 22
+#define R_LARCH_SOP_PUSH_ABSOLUTE 23
+#define R_LARCH_SOP_PUSH_DUP 24
+#define R_LARCH_SOP_PUSH_GPREL 25
+#define R_LARCH_SOP_PUSH_TLS_TPREL 26
+#define R_LARCH_SOP_PUSH_TLS_GOT 27
+#define R_LARCH_SOP_PUSH_TLS_GD 28
+#define R_LARCH_SOP_PUSH_PLT_PCREL 29
+#define R_LARCH_SOP_ASSERT 30
+#define R_LARCH_SOP_NOT 31
+#define R_LARCH_SOP_SUB 32
+#define R_LARCH_SOP_SL 33
+#define R_LARCH_SOP_SR 34
+#define R_LARCH_SOP_ADD 35
+#define R_LARCH_SOP_AND 36
+#define R_LARCH_SOP_IF_ELSE 37
+#define R_LARCH_SOP_POP_32_S_10_5 38
+#define R_LARCH_SOP_POP_32_U_10_12 39
+#define R_LARCH_SOP_POP_32_S_10_12 40
+#define R_LARCH_SOP_POP_32_S_10_16 41
+#define R_LARCH_SOP_POP_32_S_10_16_S2 42
+#define R_LARCH_SOP_POP_32_S_5_20 43
+#define R_LARCH_SOP_POP_32_S_0_5_10_16_S2 44
+#define R_LARCH_SOP_POP_32_S_0_10_10_16_S2 45
+#define R_LARCH_SOP_POP_32_U 46
+#define R_LARCH_ADD8 47
+#define R_LARCH_ADD16 48
+#define R_LARCH_ADD24 49
+#define R_LARCH_ADD32 50
+#define R_LARCH_ADD64 51
+#define R_LARCH_SUB8 52
+#define R_LARCH_SUB16 53
+#define R_LARCH_SUB24 54
+#define R_LARCH_SUB32 55
+#define R_LARCH_SUB64 56
+#define R_LARCH_GNU_VTINHERIT 57
+#define R_LARCH_GNU_VTENTRY 58
+#define R_LARCH_B16 64
+#define R_LARCH_B21 65
+#define R_LARCH_B26 66
+#define R_LARCH_ABS_HI20 67
+#define R_LARCH_ABS_LO12 68
+#define R_LARCH_ABS64_LO20 69
+#define R_LARCH_ABS64_HI12 70
+#define R_LARCH_PCALA_HI20 71
+#define R_LARCH_PCALA_LO12 72
+#define R_LARCH_PCALA64_LO20 73
+#define R_LARCH_PCALA64_HI12 74
+#define R_LARCH_GOT_PC_HI20 75
+#define R_LARCH_GOT_PC_LO12 76
+#define R_LARCH_GOT64_PC_LO20 77
+#define R_LARCH_GOT64_PC_HI12 78
+#define R_LARCH_GOT_HI20 79
+#define R_LARCH_GOT_LO12 80
+#define R_LARCH_GOT64_LO20 81
+#define R_LARCH_GOT64_HI12 82
+#define R_LARCH_TLS_LE_HI20 83
+#define R_LARCH_TLS_LE_LO12 84
+#define R_LARCH_TLS_LE64_LO20 85
+#define R_LARCH_TLS_LE64_HI12 86
+#define R_LARCH_TLS_IE_PC_HI20 87
+#define R_LARCH_TLS_IE_PC_LO12 88
+#define R_LARCH_TLS_IE64_PC_LO20 89
+#define R_LARCH_TLS_IE64_PC_HI12 90
+#define R_LARCH_TLS_IE_HI20 91
+#define R_LARCH_TLS_IE_LO12 92
+#define R_LARCH_TLS_IE64_LO20 93
+#define R_LARCH_TLS_IE64_HI12 94
+#define R_LARCH_TLS_LD_PC_HI20 95
+#define R_LARCH_TLS_LD_HI20 96
+#define R_LARCH_TLS_GD_PC_HI20 97
+#define R_LARCH_TLS_GD_HI20 98
+#define R_LARCH_32_PCREL 99
+#define R_LARCH_RELAX 100
+
+#endif // LLVM_LIBC_MACROS_ELF_MACROS_H
diff --git a/libc/include/llvm-libc-macros/link-macros.h b/libc/include/llvm-libc-macros/link-macros.h
index 5c8cadab8e71c..f7461d9527a47 100644
--- a/libc/include/llvm-libc-macros/link-macros.h
+++ b/libc/include/llvm-libc-macros/link-macros.h
@@ -6,8 +6,30 @@
 //
 //===----------------------------------------------------------------------===//
 
+#ifndef LLVM_LIBC_MACROS_LINK_MACROS_H
+#define LLVM_LIBC_MACROS_LINK_MACROS_H
+
+#include "elf-macros.h"
+
 #ifdef __LP64__
-#define ElfW(type) Elf64_ ## type
+#define ElfW(type) Elf64_##type
 #else
-#define ElfW(type) Elf32_ ## type
+#define ElfW(type) Elf32_##type
+#endif
+
+struct link_map {
+  ElfW(Addr) l_addr;
+  char *l_name;
+  ElfW(Dyn) * l_ld;
+  struct link_map *l_next, *l_prev;
+};
+
+struct r_debug {
+  int r_version;
+  struct link_map *r_map;
+  ElfW(Addr) r_brk;
+  enum { RT_CONSISTENT, RT_ADD, RT_DELETE } r_state;
+  ElfW(Addr) r_ldbase;
+};
+
 #endif
diff --git a/libc/include/llvm-libc-types/CMakeLists.txt b/libc/include/llvm-libc-types/CMakeLists.txt
index d8b975572e0dd..5c75a7f9bb084 100644
--- a/libc/include/llvm-libc-types/CMakeLists.txt
+++ b/libc/include/llvm-libc-types/CMakeLists.txt
@@ -89,6 +89,7 @@ add_header(thrd_t HDR thrd_t.h DEPENDS .__thread_type)
 add_header(tss_t HDR tss_t.h)
 add_header(tss_dtor_t HDR tss_dtor_t.h)
 add_header(__atexithandler_t HDR __atexithandler_t.h)
+add_header(__dl_iterate_phdr_callback_t HDR __dl_iterate_phdr_callback_t.h)
 add_header(speed_t HDR speed_t.h)
 add_header(tcflag_t HDR tcflag_t.h)
 add_header(struct_termios HDR struct_termios.h DEPENDS .cc_t .speed_t .tcflag_t)
diff --git a/libc/include/llvm-libc-types/__dl_iterate_phdr_callback_t.h b/libc/include/llvm-libc-types/__dl_iterate_phdr_callback_t.h
new file mode 100644
index 0000000000000..9d73e88076e00
--- /dev/null
+++ b/libc/include/llvm-libc-types/__dl_iterate_phdr_callback_t.h
@@ -0,0 +1,17 @@
+//===-- Definition of __dl_iterate_phdr_callback_t type -------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_TYPES___DL_ITERATE_PHDR_CALLBACK_T_H
+#define LLVM_LIBC_TYPES___DL_ITERATE_PHDR_CALLBACK_T_H
+
+#include "llvm-libc-types/size_t.h"
+
+typedef int (*__dl_iterate_phdr_callback_t)(struct dl_phdr_info *info,
+                                            size_t size, void *data);
+
+#endif // LLVM_LIBC_TYPES___DL_ITERATE_PHDR_CALLBACK_T_H
diff --git a/libc/include/llvm-libc-types/struct_dl_phdr_info.h b/libc/include/llvm-libc-types/struct_dl_phdr_info.h
new file mode 100644
index 0000000000000..8bbd7811bbe2a
--- /dev/null
+++ b/libc/include/llvm-libc-types/struct_dl_phdr_info.h
@@ -0,0 +1,26 @@
+//===-- Definition of type struct dl_phdr_info ----------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_TYPES_STRUCT_DL_PHDR_INFO_H
+#define LLVM_LIBC_TYPES_STRUCT_DL_PHDR_INFO_H
+
+#include "llvm-libc-types/size_t.h"
+#include "llvm-libc-macros/link-macros.h"
+
+struct dl_phdr_info {
+  ElfW(Addr) dlpi_addr;
+  const char *dlpi_name;
+  const ElfW(Phdr) * dlpi_phdr;
+  ElfW(Half) dlpi_phnum;
+  unsigned long long int dlpi_adds;
+  unsigned long long int dlpi_subs;
+  size_t dlpi_tls_modid;
+  void *dlpi_tls_data;
+};
+
+#endif // LLVM_LIBC_TYPES_STRUCT_DL_PHDR_INFO_H
diff --git a/libc/spec/linux.td b/libc/spec/linux.td
index faeefd70f2263..6441ad436853d 100644
--- a/libc/spec/linux.td
+++ b/libc/spec/linux.td
@@ -3,6 +3,9 @@ def StructEpollEventPtr : PtrType<StructEpollEvent>;
 
 def StructEpollData : NamedType<"struct epoll_data">;
 
+def StructDlPhdrInfo : NamedType<"struct dl_phdr_info">;
+def DlIteratePhdrCallback : NamedType<"__dl_iterate_phdr_callback_t">;
+
 def Linux : StandardSpec<"Linux"> {
   HeaderSpec Errno = HeaderSpec<
       "errno.h",
@@ -274,8 +277,35 @@ def Linux : StandardSpec<"Linux"> {
       ]
   >;
 
+  HeaderSpec Link = HeaderSpec<
+     "link.h",
+      [], // Macros
+      [StructDlPhdrInfo], // Types
+      [], // Enumerations
+      [
+        FunctionSpec<
+          "dl_iterate_phdr",
+          RetValSpec<IntType>,
+          [
+            ArgSpec<DlIteratePhdrCallback>,
+            ArgSpec<VoidPtr>
+          ]
+        >,
+      ]  // Functions
+  >;
+
+  HeaderSpec Elf = HeaderSpec<
+     "elf.h",
+      [], // Macros
+      [], // Types
+      [], // Enumerations
+      []  // Functions
+  >;
+
   let Headers = [
+    Elf,
     Errno,
+    Link,
     SysEpoll,
     SysMMan,
     SysPrctl,
diff --git a/libc/src/CMakeLists.txt b/libc/src/CMakeLists.txt
index f011fe25226e5..9ff88cffc487c 100644
--- a/libc/src/CMakeLists.txt
+++ b/libc/src/CMakeLists.txt
@@ -12,6 +12,7 @@ add_subdirectory(stdlib)
 add_subdirectory(string)
 add_subdirectory(wchar)
 add_subdirectory(dlfcn)
+add_subdirectory(link)
 
 if(${LIBC_TARGET_OS} STREQUAL "linux")
   add_subdirectory(dirent)
diff --git a/libc/src/link/CMakeLists.txt b/libc/src/link/CMakeLists.txt
new file mode 100644
index 0000000000000..06f5e05e624fd
--- /dev/null
+++ b/libc/src/link/CMakeLists.txt
@@ -0,0 +1,9 @@
+add_entrypoint_object(
+  dl_iterate_phdr
+  SRCS
+    dl_iterate_phdr.cpp
+  HDRS
+    dl_iterate_phdr.h
+  DEPENDS
+    libc.src.__support.common
+)
diff --git a/libc/src/link/dl_iterate_phdr.cpp b/libc/src/link/dl_iterate_phdr.cpp
new file mode 100644
index 0000000000000..bfb34b0c7061a
--- /dev/null
+++ b/libc/src/link/dl_iterate_phdr.cpp
@@ -0,0 +1,21 @@
+//===-- Implementation of dl_iterate_phdr
+//----------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "dl_iterate_phdr.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(int, dl_iterate_phdr,
+                   (__dl_iterate_phdr_callback_t, void *)) {
+  // HACK(@izaakschroeder): Not implemented
+  return -1;
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/link/dl_iterate_phdr.h b/libc/src/link/dl_iterate_phdr.h
new file mode 100644
index 0000000000000..5a3e101fa42cc
--- /dev/null
+++ b/libc/src/link/dl_iterate_phdr.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for dl_iterate_phdr ---------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_LINK_DL_ITERATE_PHDR_H
+#define LLVM_LIBC_SRC_LINK_DL_ITERATE_PHDR_H
+
+#include "llvm-libc-types/__dl_iterate_phdr_callback_t.h"
+
+namespace LIBC_NAMESPACE {
+
+int dl_iterate_phdr(__dl_iterate_phdr_callback_t, void *);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_LINK_DL_ITERATE_PHDR_H



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