From cfadfabfcd9644628422396fcc8a67244df435c1 Mon Sep 17 00:00:00 2001 From: Andreas Jonson Date: Tue, 30 Jul 2024 11:06:26 +0200 Subject: Add range attribute to scalar function results and arguments --- compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp') diff --git a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp index 2ff7335a0fc..79a68b2ff0e 100644 --- a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp +++ b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp @@ -397,6 +397,18 @@ LLVMRustCreateAllocSizeAttr(LLVMContextRef C, uint32_t ElementSizeArg) { std::nullopt)); } +extern "C" LLVMAttributeRef +LLVMRustCreateRangeAttribute(LLVMContextRef C, unsigned NumBits, + const uint64_t LowerWords[], + const uint64_t UpperWords[]) { +#if LLVM_VERSION_GE(19, 0) + return LLVMCreateConstantRangeAttribute(C, Attribute::Range, NumBits, + LowerWords, UpperWords); +#else + report_fatal_error("LLVM 19.0 is required for Range Attribute"); +#endif +} + // These values **must** match ffi::AllocKindFlags. // It _happens_ to match the LLVM values of llvm::AllocFnKind, // but that's happenstance and we do explicit conversions before -- cgit 1.4.1-3-g733a5