/* * A small header than can be included by backported LLVM code or PostgreSQL * code, to control conditional compilation. */ #ifndef LLVMJIT_BACKPORT_H #define LLVMJIT_BACKPORT_H #include /* * LLVM's RuntimeDyld can produce code that crashes on larger memory ARM * systems, because llvm::SectionMemoryManager allocates multiple pieces of * memory that can be placed too far apart for the generated code. See * src/backend/jit/llvm/SectionMemoryManager.cpp for the patched replacement * class llvm::backport::SectionMemoryManager that we use as a workaround. * This header controls whether we use it. */ #if defined(__aarch64__) #define USE_LLVM_BACKPORT_SECTION_MEMORY_MANAGER #endif #endif