vendor/lldb/lldb-trunk-r256945

1 files changed, 165 insertions, 0 deletions

diff --git a/tools/lldb-perf/lib/Xcode.cpp b/tools/lldb-perf/lib/Xcode.cpp
new file mode 100644
index 000000000000..7b35e1c8cb54
--- /dev/null
+++ b/tools/lldb-perf/lib/Xcode.cpp
@@ -0,0 +1,165 @@
+//===-- Xcode.cpp -----------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "Xcode.h"
+#include <string>
+
+using namespace std;
+using namespace lldb_perf;
+
+void
+Xcode::FetchVariable (SBValue value, uint32_t expand, bool verbose)
+{
+	auto name = value.GetName();
+	auto num_value = value.GetValueAsUnsigned(0);
+	auto summary = value.GetSummary();
+	auto in_scope = value.IsInScope();
+	auto has_children = value.MightHaveChildren();
+	auto type_1 = value.GetType();
+	auto type_2 = value.GetType();
+	auto type_name_1 = value.GetTypeName();
+	auto type_3 = value.GetType();
+	auto type_name_2 = value.GetTypeName();
+	if (verbose)
+		printf("%s %s = 0x%llx (%llu) %s\n",value.GetTypeName(),value.GetName(),num_value, num_value,summary);
+	if (expand > 0)
+	{
+		auto count = value.GetNumChildren();
+		for (int i = 0; i < count; i++)
+		{
+			SBValue child(value.GetChildAtIndex(i, lldb::eDynamicCanRunTarget, true));
+			FetchVariable (child,expand-1,verbose);
+		}
+	}
+}
+
+void
+Xcode::FetchModules (SBTarget target, bool verbose)
+{
+	auto count = target.GetNumModules();
+	for (int i = 0; i < count; i++)
+	{
+		SBModule module(target.GetModuleAtIndex(i));
+		auto fspec = module.GetFileSpec();
+		std::string path(1024,0);
+		fspec.GetPath(&path[0],1024);
+		auto uuid = module.GetUUIDBytes();
+		if (verbose)
+		{
+			printf("%s %s\n",path.c_str(),module.GetUUIDString());
+		}
+	}
+}
+
+void
+Xcode::FetchVariables (SBFrame frame, uint32_t expand, bool verbose)
+{
+	auto values = frame.GetVariables (true,true,true,false, eDynamicCanRunTarget);
+	auto count = values.GetSize();
+	for (int i = 0; i < count; i++)
+	{
+		SBValue value(values.GetValueAtIndex(i));
+		FetchVariable (value,expand,verbose);
+	}
+}
+
+void
+Xcode::FetchFrames(SBProcess process, bool variables, bool verbose)
+{
+	auto pCount = process.GetNumThreads();
+	for (int p = 0; p < pCount; p++)
+	{
+		SBThread thread(process.GetThreadAtIndex(p));
+		auto tCount = thread.GetNumFrames ();
+		if (verbose)
+			printf("%s %d %d {%d}\n",thread.GetQueueName(),tCount,thread.GetStopReason(),eStopReasonBreakpoint);
+		for (int t = 0; t < tCount; t++)
+		{
+			SBFrame frame(thread.GetFrameAtIndex(t));
+			auto fp = frame.GetFP();
+			SBThread thread_dup = frame.GetThread();
+			SBFileSpec filespec(process.GetTarget().GetExecutable());
+			std::string path(1024,0);
+			filespec.GetPath(&path[0],1024);
+			auto state = process.GetState();
+			auto pCount_dup = process.GetNumThreads();
+			auto byte_size = process.GetAddressByteSize();
+			auto pc = frame.GetPC();
+			SBSymbolContext context(frame.GetSymbolContext(0x0000006e));
+			SBModule module(context.GetModule());
+			SBLineEntry entry(context.GetLineEntry());
+			SBFileSpec entry_filespec(process.GetTarget().GetExecutable());
+			std::string entry_path(1024,0);
+			entry_filespec.GetPath(&entry_path[0],1024);
+			auto line_1 = entry.GetLine();
+			auto line_2 = entry.GetLine();
+			auto fname = frame.GetFunctionName();
+			if (verbose)
+				printf("%llu %s %d %d %llu %s %d %s\n",fp,path.c_str(),state,byte_size,pc,entry_path.c_str(),line_1,fname);
+			if (variables)
+				FetchVariables (frame, 0, verbose);
+		}
+	}
+}
+
+void
+Xcode::RunExpression (SBFrame frame, const char* expression, bool po, bool verbose)
+{
+	SBValue value (frame.EvaluateExpression (expression, eDynamicCanRunTarget));
+	FetchVariable (value,0,verbose);
+	if (po)
+	{
+		auto descr = value.GetObjectDescription();
+		if (descr)
+			printf("po = %s\n",descr);
+	}
+}
+
+void
+Xcode::Next (SBThread thread)
+{
+	thread.StepOver();
+}
+
+void
+Xcode::Continue (SBProcess process)
+{
+	process.Continue();
+}
+
+void
+Xcode::RunCommand (SBDebugger debugger, const char* cmd, bool verbose)
+{
+	SBCommandReturnObject sb_ret;
+	auto interpreter = debugger.GetCommandInterpreter();
+	interpreter.HandleCommand(cmd,sb_ret);
+	if (verbose)
+		printf("%s\n%s\n",sb_ret.GetOutput(false),sb_ret.GetError(false));
+}
+
+SBThread
+Xcode::GetThreadWithStopReason (SBProcess process, StopReason reason)
+{
+	auto threads_count = process.GetNumThreads();
+	for (auto thread_num = 0; thread_num < threads_count; thread_num++)
+	{
+		SBThread thread(process.GetThreadAtIndex(thread_num));
+		if (thread.GetStopReason() == reason)
+		{
+			return thread;
+		}
+	}
+	return SBThread();
+}
+
+SBBreakpoint
+Xcode::CreateFileLineBreakpoint (SBTarget target, const char* file, uint32_t line)
+{
+    return target.BreakpointCreateByLocation(file, line);
+}