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//===-- Watchpoint.cpp ------------------------------------------*- C++ -*-===//
//
// 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 "Watchpoint.h"
#include "DAP.h"
#include "Protocol/ProtocolTypes.h"
#include "lldb/API/SBTarget.h"
#include "lldb/lldb-enumerations.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringRef.h"
#include <cstdint>
#include <string>
namespace lldb_dap {
Watchpoint::Watchpoint(DAP &d, const protocol::DataBreakpoint &breakpoint)
: BreakpointBase(d, breakpoint.condition, breakpoint.hitCondition) {
llvm::StringRef dataId = breakpoint.dataId;
auto [addr_str, size_str] = dataId.split('/');
llvm::to_integer(addr_str, m_addr, 16);
llvm::to_integer(size_str, m_size);
m_options.SetWatchpointTypeRead(breakpoint.accessType !=
protocol::eDataBreakpointAccessTypeWrite);
if (breakpoint.accessType != protocol::eDataBreakpointAccessTypeRead)
m_options.SetWatchpointTypeWrite(lldb::eWatchpointWriteTypeOnModify);
}
void Watchpoint::SetCondition() { m_wp.SetCondition(m_condition.c_str()); }
void Watchpoint::SetHitCondition() {
uint64_t hitCount = 0;
if (llvm::to_integer(m_hit_condition, hitCount))
m_wp.SetIgnoreCount(hitCount - 1);
}
protocol::Breakpoint Watchpoint::ToProtocolBreakpoint() {
protocol::Breakpoint breakpoint;
if (!m_error.IsValid() || m_error.Fail()) {
breakpoint.verified = false;
if (m_error.Fail())
breakpoint.message = m_error.GetCString();
} else {
breakpoint.verified = true;
}
return breakpoint;
}
void Watchpoint::SetWatchpoint() {
m_wp = m_dap.target.WatchpointCreateByAddress(m_addr, m_size, m_options,
m_error);
if (!m_condition.empty())
SetCondition();
if (!m_hit_condition.empty())
SetHitCondition();
}
} // namespace lldb_dap
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