forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			49 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			49 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===- llvm-xray.cpp: XRay Tool Main Program ------------------------------===//
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| //
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| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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| // See https://llvm.org/LICENSE.txt for license information.
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| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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| //
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| //===----------------------------------------------------------------------===//
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| //
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| // This file implements the main entry point for the suite of XRay tools. All
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| // additional functionality are implemented as subcommands.
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| //
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| //===----------------------------------------------------------------------===//
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| //
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| // Basic usage:
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| //
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| //   llvm-xray [options] <subcommand> [subcommand-specific options]
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| //
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| #include "xray-registry.h"
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| #include "llvm/Support/CommandLine.h"
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| #include "llvm/Support/raw_ostream.h"
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| 
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| using namespace llvm;
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| using namespace llvm::xray;
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| 
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| int main(int argc, char *argv[]) {
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|   cl::ParseCommandLineOptions(argc, argv,
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|                               "XRay Tools\n\n"
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|                               "  This program consolidates multiple XRay trace "
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|                               "processing tools for convenient access.\n");
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|   for (auto *SC : cl::getRegisteredSubcommands()) {
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|     if (*SC) {
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|       // If no subcommand was provided, we need to explicitly check if this is
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|       // the top-level subcommand.
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|       if (SC == &*cl::TopLevelSubCommand) {
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|         cl::PrintHelpMessage(false, true);
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|         return 0;
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|       }
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|       if (auto C = dispatch(SC)) {
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|         ExitOnError("llvm-xray: ")(C());
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|         return 0;
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|       }
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|     }
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|   }
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| 
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|   // If all else fails, we still print the usage message.
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|   cl::PrintHelpMessage(false, true);
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|   return 0;
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| }
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