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62c5105adc
Consolidate the LinkAllAnalyses.h and LinkAllPasses.h headers into one so there is no dupliation. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29787 91177308-0d34-0410-b5e6-96231b3b80d8
88 lines
3.3 KiB
C++
88 lines
3.3 KiB
C++
//===- bugpoint.cpp - The LLVM Bugpoint utility ---------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This program is an automated compiler debugger tool. It is used to narrow
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// down miscompilations and crash problems to a specific pass in the compiler,
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// and the specific Module or Function input that is causing the problem.
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//
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//===----------------------------------------------------------------------===//
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#include "BugDriver.h"
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#include "ToolRunner.h"
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#include "llvm/LinkAllPasses.h"
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#include "llvm/Support/PassNameParser.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/PluginLoader.h"
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#include "llvm/System/Process.h"
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#include "llvm/System/Signals.h"
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#include "llvm/LinkAllVMCore.h"
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using namespace llvm;
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// AsChild - Specifies that this invocation of bugpoint is being generated
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// from a parent process. It is not intended to be used by users so the
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// option is hidden.
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static cl::opt<bool>
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AsChild("as-child", cl::desc("Run bugpoint as child process"),
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cl::ReallyHidden);
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static cl::opt<bool>
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FindBugs("find-bugs", cl::desc("Run many different optimization sequences"
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"on program to find bugs"), cl::init(false));
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static cl::list<std::string>
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InputFilenames(cl::Positional, cl::OneOrMore,
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cl::desc("<input llvm ll/bc files>"));
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static cl::opt<unsigned>
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TimeoutValue("timeout", cl::init(300), cl::value_desc("seconds"),
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cl::desc("Number of seconds program is allowed to run before it "
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"is killed (default is 300s), 0 disables timeout"));
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// The AnalysesList is automatically populated with registered Passes by the
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// PassNameParser.
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//
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static cl::list<const PassInfo*, bool, PassNameParser>
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PassList(cl::desc("Passes available:"), cl::ZeroOrMore);
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/// BugpointIsInterrupted - Set to true when the user presses ctrl-c.
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bool llvm::BugpointIsInterrupted = false;
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static void BugpointInterruptFunction() {
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BugpointIsInterrupted = true;
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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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" LLVM automatic testcase reducer. See\nhttp://"
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"llvm.org/docs/CommandGuide/bugpoint.html"
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" for more information.\n");
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sys::PrintStackTraceOnErrorSignal();
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sys::SetInterruptFunction(BugpointInterruptFunction);
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BugDriver D(argv[0],AsChild,FindBugs,TimeoutValue);
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if (D.addSources(InputFilenames)) return 1;
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D.addPasses(PassList.begin(), PassList.end());
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// Bugpoint has the ability of generating a plethora of core files, so to
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// avoid filling up the disk, we prevent it
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sys::Process::PreventCoreFiles();
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try {
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return D.run();
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} catch (ToolExecutionError &TEE) {
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std::cerr << "Tool execution error: " << TEE.what() << '\n';
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} catch (const std::string& msg) {
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std::cerr << argv[0] << ": " << msg << "\n";
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} catch (...) {
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std::cerr << "Whoops, an exception leaked out of bugpoint. "
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<< "This is a bug in bugpoint!\n";
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}
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return 1;
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}
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