llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang-codegen Author: AtariDreams (AtariDreams) <details> <summary>Changes</summary> The backend supports it now, so we can use it. --- Full diff: https://github.com/llvm/llvm-project/pull/79191.diff 1 Files Affected: - (modified) clang/lib/CodeGen/CGObjC.cpp (+3-2) ``````````diff diff --git a/clang/lib/CodeGen/CGObjC.cpp b/clang/lib/CodeGen/CGObjC.cpp index 03fc0ec7ff54e1c..debfc84f49e4848 100644 --- a/clang/lib/CodeGen/CGObjC.cpp +++ b/clang/lib/CodeGen/CGObjC.cpp @@ -846,8 +846,9 @@ static void emitStructGetterCall(CodeGenFunction &CGF, ObjCIvarDecl *ivar, /// accesses. They don't have to be fast, just faster than a function /// call and a mutex. static bool hasUnalignedAtomics(llvm::Triple::ArchType arch) { - // FIXME: Allow unaligned atomic load/store on x86. (It is not - // currently supported by the backend.) + // x86 is the only one so far that we know support this as of now + if (arch == llvm::Triple::x86 || arch == llvm::Triple::x86_64) + return true; return false; } `````````` </details> https://github.com/llvm/llvm-project/pull/79191 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
