[llvm-objdump] Add support for the PT_OPENBSD_SYSCALLS segment type.

Reference: https://github.com/openbsd/src/blob/master/sys/sys/exec_elf.h
llvm · Feb 20, 2024 · cca318b · cca318b
1 parent 715567d
commit cca318b
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diff --git 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
@@ -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;