From 7db1d4d8da4d4dfc5d0240825e8c4d536a12b19c Mon Sep 17 00:00:00 2001 From: Brad Smith Date: Thu, 17 Feb 2022 12:09:21 -0500 Subject: [PATCH] [RuntimeDyld] Fix building on OpenBSD With https://reviews.llvm.org/D105466 the tree does not build on OpenBSD/amd64. Moritz suggested only building this code on Linux. Reviewed By: MoritzS Differential Revision: https://reviews.llvm.org/D119991 --- llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp b/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp index 21339a3f8f3d..893d8a55c895 100644 --- a/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp +++ b/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp @@ -286,7 +286,7 @@ private: uintptr_t SlabSize = 0; uintptr_t CurrentSlabOffset = 0; SectionIDMap *SecIDMap = nullptr; -#if defined(__x86_64__) && defined(__ELF__) +#if defined(__x86_64__) && defined(__ELF__) && defined(__linux__) unsigned UsedTLSStorage = 0; #endif }; @@ -350,7 +350,7 @@ uint8_t *TrivialMemoryManager::allocateDataSection(uintptr_t Size, // In case the execution needs TLS storage, we define a very small TLS memory // area here that will be used in allocateTLSSection(). -#if defined(__x86_64__) && defined(__ELF__) +#if defined(__x86_64__) && defined(__ELF__) && defined(__linux__) extern "C" { alignas(16) __attribute__((visibility("hidden"), tls_model("initial-exec"), used)) thread_local char LLVMRTDyldTLSSpace[16]; @@ -361,7 +361,7 @@ TrivialMemoryManager::TLSSection TrivialMemoryManager::allocateTLSSection(uintptr_t Size, unsigned Alignment, unsigned SectionID, StringRef SectionName) { -#if defined(__x86_64__) && defined(__ELF__) +#if defined(__x86_64__) && defined(__ELF__) && defined(__linux__) if (Size + UsedTLSStorage > sizeof(LLVMRTDyldTLSSpace)) { return {}; }