10b57cec5SDimitry Andric //===- llvm-xray.cpp: XRay Tool Main Program ------------------------------===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric // 90b57cec5SDimitry Andric // This file implements the main entry point for the suite of XRay tools. All 100b57cec5SDimitry Andric // additional functionality are implemented as subcommands. 110b57cec5SDimitry Andric // 120b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 130b57cec5SDimitry Andric // 140b57cec5SDimitry Andric // Basic usage: 150b57cec5SDimitry Andric // 160b57cec5SDimitry Andric // llvm-xray [options] <subcommand> [subcommand-specific options] 170b57cec5SDimitry Andric // 180b57cec5SDimitry Andric #include "xray-registry.h" 190b57cec5SDimitry Andric #include "llvm/Support/CommandLine.h" 200b57cec5SDimitry Andric #include "llvm/Support/raw_ostream.h" 210b57cec5SDimitry Andric 220b57cec5SDimitry Andric using namespace llvm; 230b57cec5SDimitry Andric using namespace llvm::xray; 240b57cec5SDimitry Andric main(int argc,char * argv[])250b57cec5SDimitry Andricint main(int argc, char *argv[]) { 260b57cec5SDimitry Andric cl::ParseCommandLineOptions(argc, argv, 270b57cec5SDimitry Andric "XRay Tools\n\n" 280b57cec5SDimitry Andric " This program consolidates multiple XRay trace " 290b57cec5SDimitry Andric "processing tools for convenient access.\n"); 300b57cec5SDimitry Andric for (auto *SC : cl::getRegisteredSubcommands()) { 310b57cec5SDimitry Andric if (*SC) { 320b57cec5SDimitry Andric // If no subcommand was provided, we need to explicitly check if this is 330b57cec5SDimitry Andric // the top-level subcommand. 34*bdd1243dSDimitry Andric if (SC == &cl::SubCommand::getTopLevel()) { 350b57cec5SDimitry Andric cl::PrintHelpMessage(false, true); 360b57cec5SDimitry Andric return 0; 370b57cec5SDimitry Andric } 380b57cec5SDimitry Andric if (auto C = dispatch(SC)) { 390b57cec5SDimitry Andric ExitOnError("llvm-xray: ")(C()); 400b57cec5SDimitry Andric return 0; 410b57cec5SDimitry Andric } 420b57cec5SDimitry Andric } 430b57cec5SDimitry Andric } 440b57cec5SDimitry Andric 450b57cec5SDimitry Andric // If all else fails, we still print the usage message. 460b57cec5SDimitry Andric cl::PrintHelpMessage(false, true); 470b57cec5SDimitry Andric return 0; 480b57cec5SDimitry Andric } 49