llvm/llvm/lib/Target/AMDGPU/AMDGPUAlwaysInlinePass.cpp

//===-- AMDGPUAlwaysInlinePass.cpp - Promote Allocas ----------------------===//
//
// 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
/// This pass marks all internal functions as always_inline and creates
/// duplicates of all other functions and marks the duplicates as always_inline.
//
//===----------------------------------------------------------------------===//

#include "AMDGPU.h"
#include "AMDGPUTargetMachine.h"
#include "Utils/AMDGPUBaseInfo.h"
#include "llvm/CodeGen/CommandFlags.h"
#include "llvm/IR/Module.h"
#include "llvm/Pass.h"
#include "llvm/Support/CommandLine.h"

usingnamespacellvm;

namespace {

static cl::opt<bool> StressCalls(
  "amdgpu-stress-function-calls",
  cl::Hidden,
  cl::desc("Force all functions to be noinline"),
  cl::init(false));

class AMDGPUAlwaysInline : public ModulePass { … };

} // End anonymous namespace

INITIALIZE_PASS(…)

char AMDGPUAlwaysInline::ID = …;

static void
recursivelyVisitUsers(GlobalValue &GV,
                      SmallPtrSetImpl<Function *> &FuncsToAlwaysInline) { … }

static bool alwaysInlineImpl(Module &M, bool GlobalOpt) { … }

bool AMDGPUAlwaysInline::runOnModule(Module &M) { … }

ModulePass *llvm::createAMDGPUAlwaysInlinePass(bool GlobalOpt) { … }

PreservedAnalyses AMDGPUAlwaysInlinePass::run(Module &M,
                                              ModuleAnalysisManager &AM) { … }