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.
118 lines
3.8 KiB
118 lines
3.8 KiB
//===-- ThreadPlanCallUserExpression.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 "lldb/Target/ThreadPlanCallUserExpression.h"
|
|
|
|
|
|
#include "lldb/Breakpoint/Breakpoint.h"
|
|
#include "lldb/Breakpoint/BreakpointLocation.h"
|
|
#include "lldb/Core/Address.h"
|
|
#include "lldb/Expression/DiagnosticManager.h"
|
|
#include "lldb/Expression/DynamicCheckerFunctions.h"
|
|
#include "lldb/Expression/UserExpression.h"
|
|
#include "lldb/Host/HostInfo.h"
|
|
#include "lldb/Target/LanguageRuntime.h"
|
|
#include "lldb/Target/Process.h"
|
|
#include "lldb/Target/RegisterContext.h"
|
|
#include "lldb/Target/StopInfo.h"
|
|
#include "lldb/Target/Target.h"
|
|
#include "lldb/Target/Thread.h"
|
|
#include "lldb/Target/ThreadPlanRunToAddress.h"
|
|
#include "lldb/Utility/Log.h"
|
|
#include "lldb/Utility/Stream.h"
|
|
|
|
using namespace lldb;
|
|
using namespace lldb_private;
|
|
|
|
// ThreadPlanCallUserExpression: Plan to call a single function
|
|
|
|
ThreadPlanCallUserExpression::ThreadPlanCallUserExpression(
|
|
Thread &thread, Address &function, llvm::ArrayRef<lldb::addr_t> args,
|
|
const EvaluateExpressionOptions &options,
|
|
lldb::UserExpressionSP &user_expression_sp)
|
|
: ThreadPlanCallFunction(thread, function, CompilerType(), args, options),
|
|
m_user_expression_sp(user_expression_sp) {
|
|
// User expressions are generally "User generated" so we should set them up
|
|
// to stop when done.
|
|
SetIsMasterPlan(true);
|
|
SetOkayToDiscard(false);
|
|
}
|
|
|
|
ThreadPlanCallUserExpression::~ThreadPlanCallUserExpression() {}
|
|
|
|
void ThreadPlanCallUserExpression::GetDescription(
|
|
Stream *s, lldb::DescriptionLevel level) {
|
|
if (level == eDescriptionLevelBrief)
|
|
s->Printf("User Expression thread plan");
|
|
else
|
|
ThreadPlanCallFunction::GetDescription(s, level);
|
|
}
|
|
|
|
void ThreadPlanCallUserExpression::DidPush() {
|
|
ThreadPlanCallFunction::DidPush();
|
|
if (m_user_expression_sp)
|
|
m_user_expression_sp->WillStartExecuting();
|
|
}
|
|
|
|
void ThreadPlanCallUserExpression::WillPop() {
|
|
ThreadPlanCallFunction::WillPop();
|
|
if (m_user_expression_sp)
|
|
m_user_expression_sp.reset();
|
|
}
|
|
|
|
bool ThreadPlanCallUserExpression::MischiefManaged() {
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_STEP));
|
|
|
|
if (IsPlanComplete()) {
|
|
LLDB_LOGF(log, "ThreadPlanCallFunction(%p): Completed call function plan.",
|
|
static_cast<void *>(this));
|
|
|
|
if (m_manage_materialization && PlanSucceeded() && m_user_expression_sp) {
|
|
lldb::addr_t function_stack_top;
|
|
lldb::addr_t function_stack_bottom;
|
|
lldb::addr_t function_stack_pointer = GetFunctionStackPointer();
|
|
|
|
function_stack_bottom = function_stack_pointer - HostInfo::GetPageSize();
|
|
function_stack_top = function_stack_pointer;
|
|
|
|
DiagnosticManager diagnostics;
|
|
|
|
ExecutionContext exe_ctx(GetThread());
|
|
|
|
m_user_expression_sp->FinalizeJITExecution(
|
|
diagnostics, exe_ctx, m_result_var_sp, function_stack_bottom,
|
|
function_stack_top);
|
|
}
|
|
|
|
ThreadPlan::MischiefManaged();
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
StopInfoSP ThreadPlanCallUserExpression::GetRealStopInfo() {
|
|
StopInfoSP stop_info_sp = ThreadPlanCallFunction::GetRealStopInfo();
|
|
|
|
if (stop_info_sp) {
|
|
lldb::addr_t addr = GetStopAddress();
|
|
DynamicCheckerFunctions *checkers = m_process.GetDynamicCheckers();
|
|
StreamString s;
|
|
|
|
if (checkers && checkers->DoCheckersExplainStop(addr, s))
|
|
stop_info_sp->SetDescription(s.GetData());
|
|
}
|
|
|
|
return stop_info_sp;
|
|
}
|
|
|
|
void ThreadPlanCallUserExpression::DoTakedown(bool success) {
|
|
ThreadPlanCallFunction::DoTakedown(success);
|
|
m_user_expression_sp->DidFinishExecuting();
|
|
}
|