llvm/llvm/lib/Target/WebAssembly/WebAssemblyOptimizeReturned.cpp

//===-- WebAssemblyOptimizeReturned.cpp - Optimize "returned" attributes --===//
//
// 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
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Optimize calls with "returned" attributes for WebAssembly.
///
//===----------------------------------------------------------------------===//

#include "WebAssembly.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/InstVisitor.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
usingnamespacellvm;

#define DEBUG_TYPE …

namespace {
class OptimizeReturned final : public FunctionPass,
                               public InstVisitor<OptimizeReturned> { … };
} // End anonymous namespace

char OptimizeReturned::ID = …;
INITIALIZE_PASS(…)

FunctionPass *llvm::createWebAssemblyOptimizeReturned() { … }

void OptimizeReturned::visitCallBase(CallBase &CB) { … }

bool OptimizeReturned::runOnFunction(Function &F) { … }