[llvm-branch-commits] [llvm] release/18.x: [llvm-objdump] Add support for the PT_OPENBSD_SYSCALLS segment type. (#82121) (PR #82317)

via llvm-branch-commits llvm-branch-commits at lists.llvm.org
Tue Feb 20 00:35:30 PST 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-binary-utilities

Author: None (llvmbot)

<details>
<summary>Changes</summary>

Backport 1b894864862d8049e4a2567a472efdc2eda1e035

Requested by: @<!-- -->brad0

---
Full diff: https://github.com/llvm/llvm-project/pull/82317.diff


2 Files Affected:

- (modified) llvm/test/tools/llvm-objdump/openbsd-headers.test (+3) 
- (modified) llvm/tools/llvm-objdump/ELFDump.cpp (+3) 


``````````diff
diff --git a/llvm/test/tools/llvm-objdump/openbsd-headers.test b/llvm/test/tools/llvm-objdump/openbsd-headers.test
index f547854feeeedf..84fa59bdf89f5c 100644
--- a/llvm/test/tools/llvm-objdump/openbsd-headers.test
+++ b/llvm/test/tools/llvm-objdump/openbsd-headers.test
@@ -11,6 +11,8 @@
 # CHECK-NEXT:      filesz 0x0000000000000000 memsz 0x0000000000000000 flags ---
 # CHECK-NEXT: OPENBSD_NOBTCFI off    0x0000000000000000 vaddr 0x0000000000000000 paddr 0x0000000000000000 align 2**0
 # CHECK-NEXT:      filesz 0x0000000000000000 memsz 0x0000000000000000 flags ---
+# CHECK-NEXT: OPENBSD_SYSCALLS off    0x0000000000000000 vaddr 0x0000000000000000 paddr 0x0000000000000000 align 2**0
+# CHECK-NEXT:      filesz 0x0000000000000000 memsz 0x0000000000000000 flags ---
 # CHECK-NEXT: OPENBSD_BOOTDATA off    0x0000000000000000 vaddr 0x0000000000000000 paddr 0x0000000000000000 align 2**0
 # CHECK-NEXT:      filesz 0x0000000000000000 memsz 0x0000000000000000 flags ---
 
@@ -25,4 +27,5 @@ ProgramHeaders:
   - Type: 0x65a3dbe6 ## PT_OPENBSD_RANDOMIZE
   - Type: 0x65a3dbe7 ## PT_OPENBSD_WXNEEDED
   - Type: 0x65a3dbe8 ## PT_OPENBSD_NOBTCFI
+  - Type: 0x65a3dbe9 ## PT_OPENBSD_SYSCALLS
   - Type: 0x65a41be6 ## PT_OPENBSD_BOOTDATA
diff --git a/llvm/tools/llvm-objdump/ELFDump.cpp b/llvm/tools/llvm-objdump/ELFDump.cpp
index 34861ee92128fd..fda99bd6d33e17 100644
--- a/llvm/tools/llvm-objdump/ELFDump.cpp
+++ b/llvm/tools/llvm-objdump/ELFDump.cpp
@@ -291,6 +291,9 @@ template <class ELFT> void ELFDumper<ELFT>::printProgramHeaders() {
     case ELF::PT_OPENBSD_RANDOMIZE:
       outs() << "OPENBSD_RANDOMIZE ";
       break;
+    case ELF::PT_OPENBSD_SYSCALLS:
+      outs() << "OPENBSD_SYSCALLS ";
+      break;
     case ELF::PT_OPENBSD_WXNEEDED:
       outs() << "OPENBSD_WXNEEDED ";
       break;

``````````

</details>


https://github.com/llvm/llvm-project/pull/82317


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