You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

74 lines
2.4 KiB

//===-- CommandObjectTraceStartIntelPT.cpp --------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "CommandObjectTraceStartIntelPT.h"
#include "lldb/Host/OptionParser.h"
#include "lldb/Target/Trace.h"
using namespace lldb;
using namespace lldb_private;
using namespace lldb_private::trace_intel_pt;
using namespace llvm;
#define LLDB_OPTIONS_thread_trace_start_intel_pt
#include "TraceIntelPTCommandOptions.inc"
Status CommandObjectTraceStartIntelPT::CommandOptions::SetOptionValue(
uint32_t option_idx, llvm::StringRef option_arg,
ExecutionContext *execution_context) {
Status error;
const int short_option = m_getopt_table[option_idx].val;
switch (short_option) {
case 's': {
int32_t size_in_kb;
if (option_arg.empty() || option_arg.getAsInteger(0, size_in_kb) ||
size_in_kb < 0)
error.SetErrorStringWithFormat("invalid integer value for option '%s'",
option_arg.str().c_str());
else
m_size_in_kb = size_in_kb;
break;
}
case 'c': {
int32_t custom_config;
if (option_arg.empty() || option_arg.getAsInteger(0, custom_config) ||
custom_config < 0)
error.SetErrorStringWithFormat("invalid integer value for option '%s'",
option_arg.str().c_str());
else
m_custom_config = custom_config;
break;
}
default:
llvm_unreachable("Unimplemented option");
}
return error;
}
void CommandObjectTraceStartIntelPT::CommandOptions::OptionParsingStarting(
ExecutionContext *execution_context) {
m_size_in_kb = 4;
m_custom_config = 0;
}
llvm::ArrayRef<OptionDefinition>
CommandObjectTraceStartIntelPT::CommandOptions::GetDefinitions() {
return llvm::makeArrayRef(g_thread_trace_start_intel_pt_options);
}
bool CommandObjectTraceStartIntelPT::HandleOneThread(
lldb::tid_t tid, CommandReturnObject &result) {
result.AppendMessageWithFormat(
"would trace tid %" PRIu64 " with size_in_kb %zu and custom_config %d\n",
tid, m_options.m_size_in_kb, m_options.m_custom_config);
result.SetStatus(eReturnStatusSuccessFinishResult);
return result.Succeeded();
}