================ @@ -0,0 +1,38 @@ +//===- llvm/Support/Hash.h - Hash functions --------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// This file provides hash functions. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_SUPPORT_HASH_H +#define LLVM_SUPPORT_HASH_H + +#include "llvm/ADT/StringRef.h" +#include <cstdint> + +namespace llvm { + +enum class KCFIHashAlgorithm { xxHash64, FNV1a }; + +/// Parse a KCFI hash algorithm name. +/// Returns xxHash64 if the name is not recognized. +KCFIHashAlgorithm parseKCFIHashAlgorithm(StringRef Name); + +/// Convert a KCFI hash algorithm enum to its string representation. +StringRef stringifyKCFIHashAlgorithm(KCFIHashAlgorithm Algorithm); + +/// Compute KCFI type ID from mangled type name. +/// The algorithm can be xxHash64 or FNV-1a. +uint32_t +getKCFITypeID(StringRef MangledTypeName, ---------------- kees wrote:
Yeah, I think you're right. We already handle the "missing option" case with `parseKCFIHashAlgorithm`, so this just repeats it. I'll drop this. https://github.com/llvm/llvm-project/pull/167254 _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
