forked from OSchip/llvm-project
381 lines
11 KiB
C++
381 lines
11 KiB
C++
//===-- sketch.cpp ----------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include <CoreFoundation/CoreFoundation.h>
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#include "lldb-perf/lib/Timer.h"
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#include "lldb-perf/lib/Metric.h"
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#include "lldb-perf/lib/Measurement.h"
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#include "lldb-perf/lib/TestCase.h"
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#include "lldb-perf/lib/Xcode.h"
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#include <iostream>
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#include <unistd.h>
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#include <fstream>
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#include <getopt.h>
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using namespace lldb_perf;
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static struct option g_long_options[] = {
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{ "verbose", no_argument, NULL, 'v' },
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{ "sketch", required_argument, NULL, 'c' },
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{ "foobar", required_argument, NULL, 'f' },
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{ "out-file", required_argument, NULL, 'o' },
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{ NULL, 0, NULL, 0 }
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};
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class SketchTest : public TestCase
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{
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public:
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SketchTest () :
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m_fetch_frames_measurement ([this] () -> void
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{
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Xcode::FetchFrames (GetProcess(),false,false);
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}, "fetch-frames", "time to dump backtrace for every frame in every thread"),
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m_file_line_bp_measurement([this] (const char* file, uint32_t line) -> void
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{
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Xcode::CreateFileLineBreakpoint(GetTarget(), file, line);
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}, "file-line-bkpt", "time to set a breakpoint given a file and line"),
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m_fetch_modules_measurement ([this] () -> void
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{
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Xcode::FetchModules(GetTarget());
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}, "fetch-modules", "time to get info for all modules in the process"),
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m_fetch_vars_measurement([this] (int depth) -> void
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{
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SBProcess process (GetProcess());
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auto threads_count = process.GetNumThreads();
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for (size_t thread_num = 0; thread_num < threads_count; thread_num++)
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{
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SBThread thread(process.GetThreadAtIndex(thread_num));
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SBFrame frame(thread.GetFrameAtIndex(0));
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Xcode::FetchVariables(frame,depth,GetVerbose());
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}
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}, "fetch-vars", "time to dump variables for the topmost frame in every thread"),
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m_run_expr_measurement([this] (SBFrame frame, const char* expr) -> void
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{
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SBValue value(frame.EvaluateExpression(expr, lldb::eDynamicCanRunTarget));
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Xcode::FetchVariable (value, 0, GetVerbose());
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}, "run-expr", "time to evaluate an expression and display the result")
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{
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m_app_path.clear();
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m_out_path.clear();
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m_doc_path.clear();
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m_print_help = false;
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}
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virtual
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~SketchTest ()
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{
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}
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virtual bool
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ParseOption (int short_option, const char* optarg)
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{
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switch (short_option)
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{
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case 0:
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return false;
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case -1:
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return false;
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case '?':
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case 'h':
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m_print_help = true;
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break;
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case 'v':
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SetVerbose(true);
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break;
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case 'c':
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{
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SBFileSpec file(optarg);
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if (file.Exists())
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SetExecutablePath(optarg);
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else
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fprintf(stderr, "error: file specified in --sketch (-c) option doesn't exist: '%s'\n", optarg);
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}
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break;
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case 'f':
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{
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SBFileSpec file(optarg);
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if (file.Exists())
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SetDocumentPath(optarg);
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else
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fprintf(stderr, "error: file specified in --foobar (-f) option doesn't exist: '%s'\n", optarg);
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}
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break;
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case 'o':
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SetResultFilePath(optarg);
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break;
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default:
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m_print_help = true;
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fprintf (stderr, "error: unrecognized option %c\n", short_option);
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break;
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}
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return true;
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}
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virtual struct option*
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GetLongOptions ()
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{
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return g_long_options;
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}
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virtual bool
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Setup (int& argc, const char**& argv)
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{
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TestCase::Setup(argc,argv);
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bool error = false;
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if (GetExecutablePath() == NULL)
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{
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// --sketch is mandatory
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error = true;
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fprintf (stderr, "error: the '--sketch=PATH' option is mandatory\n");
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}
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if (GetDocumentPath() == NULL)
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{
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// --foobar is mandatory
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error = true;
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fprintf (stderr, "error: the '--foobar=PATH' option is mandatory\n");
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}
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if (error || GetPrintHelp())
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{
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puts(R"(
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NAME
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lldb_perf_sketch -- a tool that measures LLDB peformance while debugging sketch.
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SYNOPSIS
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lldb_perf_sketch --sketch=PATH --foobar=PATH [--out-file=PATH --verbose]
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DESCRIPTION
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Runs a set of static timing and memory tasks against sketch and outputs results
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to a plist file.
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)");
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}
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if (error)
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{
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exit(1);
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}
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lldb::SBLaunchInfo launch_info = GetLaunchInfo();
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m_target = m_debugger.CreateTarget(m_app_path.c_str());
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m_file_line_bp_measurement("SKTDocument.m",245);
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m_file_line_bp_measurement("SKTDocument.m",283);
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m_file_line_bp_measurement("SKTText.m",326);
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return Launch (launch_info);
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}
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lldb::SBLaunchInfo
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GetLaunchInfo ()
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{
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const char* file_arg = m_doc_path.c_str();
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const char* persist_arg = "-ApplePersistenceIgnoreState";
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const char* persist_skip = "YES";
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const char* empty = nullptr;
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const char* args[] = {file_arg,persist_arg,persist_skip,empty};
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return SBLaunchInfo(args);
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}
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void
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DoTest ()
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{
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m_fetch_frames_measurement();
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m_fetch_modules_measurement();
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m_fetch_vars_measurement(1);
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}
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virtual void
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TestStep (int counter, ActionWanted &next_action)
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{
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static int launch = 1;
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switch (counter % 10)
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{
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case 0:
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{
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DoTest ();
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if (counter == 0)
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m_file_line_bp_measurement("SKTDocument.m",254);
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next_action.Continue();
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}
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break;
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case 1:
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{
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DoTest ();
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"properties");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"[properties description]");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"typeName");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"data");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"[data description]");
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next_action.Continue();
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}
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break;
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case 2:
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{
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DoTest ();
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next_action.Continue();
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}
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break;
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case 3:
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{
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DoTest ();
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next_action.StepOver(m_thread);
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}
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break;
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case 4:
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{
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DoTest ();
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"layoutManager");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"contents");
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next_action.StepOver(m_thread);
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}
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break;
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case 5:
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{
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DoTest ();
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next_action.StepOver(m_thread);
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}
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break;
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case 6:
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{
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DoTest ();
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next_action.StepOver(m_thread);
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}
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break;
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case 7:
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{
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DoTest ();
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"@\"an NSString\"");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"[(id)@\"an NSString\" description]");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"@[@1,@2,@3]");
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next_action.StepOut(m_thread);
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}
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break;
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case 8:
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{
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DoTest ();
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"[graphics description]");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"[selectionIndexes description]");
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m_run_expr_measurement(m_thread.GetFrameAtIndex(0),"(BOOL)NSIntersectsRect(rect, graphicDrawingBounds)");
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}
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next_action.CallNext();
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break;
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case 9:
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if (++launch < 10)
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next_action.Relaunch(GetLaunchInfo());
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else
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next_action.Kill();
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break;
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default:
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{
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next_action.Kill();
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}
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break;
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}
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}
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virtual void
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WriteResults (Results &results)
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{
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m_fetch_frames_measurement.WriteAverageAndStandardDeviation(results);
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m_file_line_bp_measurement.WriteAverageAndStandardDeviation(results);
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m_fetch_modules_measurement.WriteAverageAndStandardDeviation(results);
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m_fetch_vars_measurement.WriteAverageAndStandardDeviation(results);
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m_run_expr_measurement.WriteAverageAndStandardDeviation(results);
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results.Write(GetResultFilePath());
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}
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void
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SetExecutablePath (const char* str)
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{
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if (str)
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m_app_path.assign(str);
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}
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const char*
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GetExecutablePath ()
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{
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if (m_app_path.empty())
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return NULL;
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return m_app_path.c_str();
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}
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void
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SetDocumentPath (const char* str)
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{
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if (str)
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m_doc_path.assign(str);
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}
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const char*
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GetDocumentPath ()
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{
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if (m_doc_path.empty())
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return NULL;
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return m_doc_path.c_str();
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}
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void
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SetResultFilePath (const char* str)
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{
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if (str)
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m_out_path.assign(str);
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}
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const char*
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GetResultFilePath ()
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{
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if (m_out_path.empty())
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return "/dev/stdout";
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return m_out_path.c_str();
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}
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bool
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GetPrintHelp ()
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{
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return m_print_help;
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}
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private:
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Measurement<lldb_perf::TimeGauge, std::function<void()>> m_fetch_frames_measurement;
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Measurement<lldb_perf::TimeGauge, std::function<void(const char*, uint32_t)>> m_file_line_bp_measurement;
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Measurement<lldb_perf::TimeGauge, std::function<void()>> m_fetch_modules_measurement;
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Measurement<lldb_perf::TimeGauge, std::function<void(int)>> m_fetch_vars_measurement;
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Measurement<lldb_perf::TimeGauge, std::function<void(SBFrame, const char*)>> m_run_expr_measurement;
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std::string m_app_path;
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std::string m_doc_path;
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std::string m_out_path;
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bool m_print_help;
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};
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int main(int argc, const char * argv[])
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{
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SketchTest test;
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return TestCase::Run(test, argc, argv);
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}
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