[PATCH] D84787: [SystemZ/ZOS] __(de)register_frame are not available on z/OS.

[Kai Nacke via Phabricator via llvm-commits]

Kai created this revision.
Kai added reviewers: lhames, kbarton, uweigand, yusra.syeda, xingxue.
Herald added subscribers: llvm-commits, hiraditya.
Herald added a project: LLVM.
Kai requested review of this revision.

The functions `__register_frame`/`__deregister_frame` are not available on z/OS, so add a guard to not use them.


https://reviews.llvm.org/D84787

Files:
  llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
  llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp


Index: llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
===================================================================
--- llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
+++ llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
@@ -33,8 +33,8 @@
 
 // Determine whether we can register EH tables.
 #if (defined(__GNUC__) && !defined(__ARM_EABI__) && !defined(__ia64__) &&      \
-     !(defined(_AIX) && defined(__ibmxl__)) && !defined(__SEH__) &&            \
-     !defined(__USING_SJLJ_EXCEPTIONS__))
+     !(defined(_AIX) && defined(__ibmxl__)) && !defined(__MVS__) &&            \
+     !defined(__SEH__) && !defined(__USING_SJLJ_EXCEPTIONS__))
 #define HAVE_EHTABLE_SUPPORT 1
 #else
 #define HAVE_EHTABLE_SUPPORT 0
Index: llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
===================================================================
--- llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
+++ llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
@@ -631,8 +631,8 @@
 
 // Determine whether we can register EH tables.
 #if (defined(__GNUC__) && !defined(__ARM_EABI__) && !defined(__ia64__) &&      \
-     !(defined(_AIX) && defined(__ibmxl__)) && !defined(__SEH__) &&            \
-     !defined(__USING_SJLJ_EXCEPTIONS__))
+     !(defined(_AIX) && defined(__ibmxl__)) && !defined(__MVS__) &&            \
+     !defined(__SEH__) && !defined(__USING_SJLJ_EXCEPTIONS__))
 #define HAVE_EHTABLE_SUPPORT 1
 #else
 #define HAVE_EHTABLE_SUPPORT 0


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