Disable EHFrameSupport in JITLink/RuntimeDyld on AIX

Summary:
EH Frames aren't supported on AIX with the system compiler, but the definition of HAVE_EHTABLE_SUPPORT misses this which causes linking problems on AIX. This patch updates the definition of HAVE_EHTABLE_SUPPORT in both JITLink and RuntimeDyld.

Author: daltenty

Reviewers: sfertile, xingxue, hubert.reinterpretcase

Reviewed By: xingxue

Subscribers: hiraditya, jsji, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D62203

llvm-svn: 361410

diff --git a/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp b/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
index 67c37a5..17855f3 100644 (file)
--- a/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
+++ b/llvm/lib/ExecutionEngine/JITLink/EHFrameSupport.cpp
@@ -386,7 +386,8 @@ Error addEHFrame(AtomGraph &G, Section &EHFrameSection,
 
 // Determine whether we can register EH tables.
 #if (defined(__GNUC__) && !defined(__ARM_EABI__) && !defined(__ia64__) &&      \
-     !defined(__SEH__) && !defined(__USING_SJLJ_EXCEPTIONS__))
+     !(defined(_AIX) && defined(__ibmxl__)) && !defined(__SEH__) &&            \
+     !defined(__USING_SJLJ_EXCEPTIONS__))
 #define HAVE_EHTABLE_SUPPORT 1
 #else
 #define HAVE_EHTABLE_SUPPORT 0

diff --git a/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp b/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
index 0363cd5..46604ff 100644 (file)
--- a/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
+++ b/llvm/lib/ExecutionEngine/RuntimeDyld/RTDyldMemoryManager.cpp
@@ -32,8 +32,9 @@ namespace llvm {
 RTDyldMemoryManager::~RTDyldMemoryManager() {}
 
 // Determine whether we can register EH tables.
-#if (defined(__GNUC__) && !defined(__ARM_EABI__) && !defined(__ia64__) && \
-     !defined(__SEH__) && !defined(__USING_SJLJ_EXCEPTIONS__))
+#if (defined(__GNUC__) && !defined(__ARM_EABI__) && !defined(__ia64__) &&      \
+     !(defined(_AIX) && defined(__ibmxl__)) && !defined(__SEH__) &&            \
+     !defined(__USING_SJLJ_EXCEPTIONS__))
 #define HAVE_EHTABLE_SUPPORT 1
 #else
 #define HAVE_EHTABLE_SUPPORT 0