94 lines
3.6 KiB
C
94 lines
3.6 KiB
C
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//===-- ThreadPlanStepInRange.h ---------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_TARGET_THREADPLANSTEPINRANGE_H
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#define LLDB_TARGET_THREADPLANSTEPINRANGE_H
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#include "lldb/Core/AddressRange.h"
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#include "lldb/Target/StackID.h"
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#include "lldb/Target/Thread.h"
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#include "lldb/Target/ThreadPlanShouldStopHere.h"
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#include "lldb/Target/ThreadPlanStepRange.h"
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namespace lldb_private {
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class ThreadPlanStepInRange : public ThreadPlanStepRange,
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public ThreadPlanShouldStopHere {
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public:
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ThreadPlanStepInRange(Thread &thread, const AddressRange &range,
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const SymbolContext &addr_context,
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const char *step_into_target, lldb::RunMode stop_others,
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LazyBool step_in_avoids_code_without_debug_info,
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LazyBool step_out_avoids_code_without_debug_info);
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~ThreadPlanStepInRange() override;
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void GetDescription(Stream *s, lldb::DescriptionLevel level) override;
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bool ShouldStop(Event *event_ptr) override;
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void SetAvoidRegexp(const char *name);
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static void SetDefaultFlagValue(uint32_t new_value);
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bool IsVirtualStep() override;
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// Plans that are implementing parts of a step in might need to follow the
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// behavior of this plan w.r.t. StepThrough. They can get that from here.
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static uint32_t GetDefaultFlagsValue() {
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return s_default_flag_values;
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}
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protected:
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static bool DefaultShouldStopHereCallback(ThreadPlan *current_plan,
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Flags &flags,
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lldb::FrameComparison operation,
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Status &status, void *baton);
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bool DoWillResume(lldb::StateType resume_state, bool current_plan) override;
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bool DoPlanExplainsStop(Event *event_ptr) override;
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void SetFlagsToDefault() override {
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GetFlags().Set(ThreadPlanStepInRange::s_default_flag_values);
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}
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void SetCallbacks() {
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ThreadPlanShouldStopHere::ThreadPlanShouldStopHereCallbacks callbacks(
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ThreadPlanStepInRange::DefaultShouldStopHereCallback, nullptr);
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SetShouldStopHereCallbacks(&callbacks, nullptr);
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}
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bool FrameMatchesAvoidCriteria();
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private:
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void SetupAvoidNoDebug(LazyBool step_in_avoids_code_without_debug_info,
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LazyBool step_out_avoids_code_without_debug_info);
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// Need an appropriate marker for the current stack so we can tell step out
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// from step in.
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static uint32_t s_default_flag_values; // These are the default flag values
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// for the ThreadPlanStepThrough.
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lldb::ThreadPlanSP m_sub_plan_sp; // Keep track of the last plan we were
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// running. If it fails, we should stop.
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std::unique_ptr<RegularExpression> m_avoid_regexp_up;
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bool m_step_past_prologue; // FIXME: For now hard-coded to true, we could put
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// a switch in for this if there's
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// demand for that.
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bool m_virtual_step; // true if we've just done a "virtual step", i.e. just
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// moved the inline stack depth.
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ConstString m_step_into_target;
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ThreadPlanStepInRange(const ThreadPlanStepInRange &) = delete;
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const ThreadPlanStepInRange &
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operator=(const ThreadPlanStepInRange &) = delete;
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};
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} // namespace lldb_private
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#endif // LLDB_TARGET_THREADPLANSTEPINRANGE_H
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