================ @@ -0,0 +1,77 @@ +//===------ GlobalMergeFunctions.h - Global merge 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 defines global merge functions pass and related data structure. +/// +//===----------------------------------------------------------------------===// + +#ifndef PIKA_TRANSFORMS_UTILS_GLOBALMERGEFUNCTIONS_H +#define PIKA_TRANSFORMS_UTILS_GLOBALMERGEFUNCTIONS_H + +#include "llvm/ADT/DenseMap.h" +#include "llvm/ADT/StableHashing.h" +#include "llvm/ADT/StringRef.h" +#include "llvm/CGData/StableFunctionMap.h" +#include "llvm/IR/Instructions.h" +#include "llvm/IR/Module.h" +#include "llvm/Pass.h" +#include <map> +#include <mutex> + +enum class HashFunctionMode { + Local, + BuildingHashFuncion, + UsingHashFunction, +}; + +namespace llvm { + +// A vector of locations (the pair of (instruction, operand) indices) reachable +// from a parameter. +using ParamLocs = SmallVector<IndexPair, 4>; +// A vector of parameters +using ParamLocsVecTy = SmallVector<ParamLocs, 8>; +// A map of stable hash to a vector of stable functions + +/// GlobalMergeFunc finds functions which only differ by constants in +/// certain instructions, e.g. resulting from specialized functions of layout +/// compatible types. +/// Unlike PikaMergeFunc that directly compares IRs, this uses stable function ---------------- tschuett wrote:
`PikaMergeFunc` https://github.com/llvm/llvm-project/pull/112671 _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
