quantrs2_core/
quantum_debugging_profiling.rs

1//! Quantum Debugging and Profiling Tools
2//!
3//! Comprehensive debugging and profiling infrastructure for quantum computing,
4//! including circuit analysis, performance monitoring, and error diagnostics.
5#![allow(dead_code)]
6use crate::error::QuantRS2Error;
7use crate::qubit::QubitId;
8use scirs2_core::ndarray::{Array1, Array2};
9use scirs2_core::Complex64;
10use std::collections::HashMap;
11use std::fmt;
12use std::time::{Duration, Instant, SystemTime};
13/// Quantum debugging and profiling suite
14#[derive(Debug)]
15pub struct QuantumDebugProfiling {
16    pub suite_id: u64,
17    pub quantum_debugger: QuantumDebugger,
18    pub performance_profiler: QuantumPerformanceProfiler,
19    pub circuit_analyzer: QuantumCircuitAnalyzer,
20    pub state_inspector: QuantumStateInspector,
21    pub error_tracker: QuantumErrorTracker,
22    pub resource_monitor: QuantumResourceMonitor,
23    pub execution_tracer: QuantumExecutionTracer,
24    pub optimization_advisor: QuantumOptimizationAdvisor,
25}
26/// Quantum circuit debugger with breakpoints and state inspection
27#[derive(Debug)]
28pub struct QuantumDebugger {
29    pub debugger_id: u64,
30    pub breakpoints: Vec<QuantumBreakpoint>,
31    pub watchpoints: Vec<QuantumWatchpoint>,
32    pub execution_context: QuantumExecutionContext,
33    pub debugging_session: Option<DebuggingSession>,
34    pub step_mode: StepMode,
35    pub variable_inspector: VariableInspector,
36    pub call_stack: CallStack,
37}
38#[derive(Debug, Clone)]
39pub struct QuantumBreakpoint {
40    pub breakpoint_id: u64,
41    pub location: BreakpointLocation,
42    pub condition: Option<BreakpointCondition>,
43    pub hit_count: usize,
44    pub enabled: bool,
45    pub temporary: bool,
46}
47#[derive(Debug, Clone)]
48pub enum BreakpointLocation {
49    GateExecution {
50        gate_name: String,
51        qubit_ids: Vec<QubitId>,
52    },
53    Measurement {
54        qubit_ids: Vec<QubitId>,
55    },
56    StateChange {
57        target_state: String,
58    },
59    CircuitPoint {
60        circuit_id: String,
61        position: usize,
62    },
63    ErrorOccurrence {
64        error_type: String,
65    },
66    ResourceThreshold {
67        resource_type: ResourceType,
68        threshold: f64,
69    },
70}
71#[derive(Debug, Clone)]
72pub enum BreakpointCondition {
73    FidelityBelow(f64),
74    EnergySpikeAbove(f64),
75    EntanglementLoss(f64),
76    QuantumVolumeBelow(f64),
77    ErrorRateAbove(f64),
78    Custom(String),
79}
80#[derive(Debug, Clone)]
81pub struct QuantumWatchpoint {
82    pub watchpoint_id: u64,
83    pub variable_name: String,
84    pub watch_expression: WatchExpression,
85    pub trigger_condition: TriggerCondition,
86    pub notifications: Vec<WatchNotification>,
87}
88#[derive(Debug, Clone)]
89pub enum WatchExpression {
90    StateAmplitude { qubit_id: QubitId, state: String },
91    EntanglementMeasure { qubit_pair: (QubitId, QubitId) },
92    Fidelity { reference_state: String },
93    PhaseDifference { qubit_ids: Vec<QubitId> },
94    ExpectationValue { observable: String },
95    QuantumVolume,
96    ResourceUsage { resource_type: ResourceType },
97}
98#[derive(Debug, Clone)]
99pub enum TriggerCondition {
100    ValueChanged,
101    ThresholdCrossed(f64),
102    PercentageChange(f64),
103    RateOfChange(f64),
104    Pattern(String),
105}
106#[derive(Debug, Clone)]
107pub struct WatchNotification {
108    pub timestamp: Instant,
109    pub old_value: f64,
110    pub new_value: f64,
111    pub context: String,
112}
113#[derive(Debug)]
114pub struct QuantumExecutionContext {
115    pub current_circuit: Option<String>,
116    pub current_gate: Option<String>,
117    pub execution_stack: Vec<ExecutionFrame>,
118    pub quantum_state: QuantumState,
119    pub classical_state: ClassicalState,
120    pub measurement_history: Vec<MeasurementRecord>,
121}
122#[derive(Debug, Clone)]
123pub struct ExecutionFrame {
124    pub frame_id: u64,
125    pub function_name: String,
126    pub gate_sequence: Vec<String>,
127    pub local_variables: HashMap<String, QuantumVariable>,
128    pub execution_time: Duration,
129}
130#[derive(Debug, Clone)]
131pub struct QuantumState {
132    pub amplitudes: Array1<Complex64>,
133    pub entanglement_structure: EntanglementStructure,
134    pub coherence_time: Duration,
135    pub fidelity: f64,
136}
137#[derive(Debug, Clone)]
138pub struct ClassicalState {
139    pub registers: HashMap<String, ClassicalRegister>,
140    pub measurement_results: Vec<bool>,
141    pub control_variables: HashMap<String, f64>,
142}
143#[derive(Debug, Clone)]
144pub enum ClassicalRegister {
145    Bit(bool),
146    Integer(i64),
147    Float(f64),
148    Array(Vec<Self>),
149}
150#[derive(Debug, Clone)]
151pub struct MeasurementRecord {
152    pub measurement_id: u64,
153    pub timestamp: Instant,
154    pub measured_qubits: Vec<QubitId>,
155    pub measurement_basis: MeasurementBasis,
156    pub results: Vec<bool>,
157    pub pre_measurement_state: Array1<Complex64>,
158    pub post_measurement_state: Array1<Complex64>,
159}
160#[derive(Debug, Clone)]
161pub enum MeasurementBasis {
162    Computational,
163    Hadamard,
164    Diagonal,
165    Custom(String),
166}
167#[derive(Debug)]
168pub struct DebuggingSession {
169    pub session_id: u64,
170    pub start_time: Instant,
171    pub target_circuit: String,
172    pub debugging_mode: DebuggingMode,
173    pub session_log: Vec<DebugEvent>,
174}
175#[derive(Debug, Clone)]
176pub enum DebuggingMode {
177    Interactive,
178    Automated,
179    PostMortem,
180    Replay,
181}
182#[derive(Debug, Clone)]
183pub struct DebugEvent {
184    pub event_id: u64,
185    pub timestamp: Instant,
186    pub event_type: DebugEventType,
187    pub context: String,
188    pub state_snapshot: Option<StateSnapshot>,
189}
190#[derive(Debug, Clone)]
191pub enum DebugEventType {
192    BreakpointHit,
193    WatchpointTriggered,
194    GateExecuted,
195    MeasurementPerformed,
196    ErrorOccurred,
197    StateChanged,
198    ResourceExhausted,
199}
200#[derive(Debug, Clone)]
201pub struct StateSnapshot {
202    pub quantum_state: Array1<Complex64>,
203    pub classical_registers: HashMap<String, ClassicalRegister>,
204    pub system_metrics: crate::quantum_internet::SystemMetrics,
205    pub timestamp: Instant,
206}
207#[derive(Debug, Clone)]
208pub enum StepMode {
209    StepInto,
210    StepOver,
211    StepOut,
212    Continue,
213    RunToBreakpoint,
214}
215/// Quantum performance profiler
216#[derive(Debug)]
217pub struct QuantumPerformanceProfiler {
218    pub profiler_id: u64,
219    pub profiling_session: Option<ProfilingSession>,
220    pub performance_metrics: PerformanceMetrics,
221    pub timing_analysis: TimingAnalysis,
222    pub resource_analysis: ResourceAnalysis,
223    pub bottleneck_detector: BottleneckDetector,
224    pub optimization_suggestions: Vec<OptimizationSuggestion>,
225}
226#[derive(Debug)]
227pub struct ProfilingSession {
228    pub session_id: u64,
229    pub start_time: Instant,
230    pub end_time: Option<Instant>,
231    pub profiling_mode: ProfilingMode,
232    pub sample_rate: f64,
233    pub collected_samples: Vec<PerformanceSample>,
234}
235#[derive(Debug, Clone)]
236pub enum ProfilingMode {
237    Statistical,
238    Instrumentation,
239    Hybrid,
240    RealTime,
241}
242#[derive(Debug, Clone)]
243pub struct PerformanceSample {
244    pub sample_id: u64,
245    pub timestamp: Instant,
246    pub gate_execution_time: Duration,
247    pub memory_usage: MemoryUsage,
248    pub fidelity_degradation: f64,
249    pub error_rates: ErrorRates,
250    pub resource_utilization: ResourceUtilization,
251}
252#[derive(Debug, Clone)]
253pub struct MemoryUsage {
254    pub quantum_memory: usize,
255    pub classical_memory: usize,
256    pub temporary_storage: usize,
257    pub cache_usage: f64,
258}
259#[derive(Debug, Clone)]
260pub struct ErrorRates {
261    pub gate_error_rate: f64,
262    pub measurement_error_rate: f64,
263    pub decoherence_rate: f64,
264    pub crosstalk_rate: f64,
265}
266#[derive(Debug, Clone)]
267pub struct ResourceUtilization {
268    pub qubit_utilization: f64,
269    pub gate_utilization: f64,
270    pub memory_utilization: f64,
271    pub network_utilization: f64,
272}
273#[derive(Debug)]
274pub struct PerformanceMetrics {
275    pub execution_time_distribution: TimeDistribution,
276    pub throughput_metrics: ThroughputMetrics,
277    pub latency_metrics: LatencyMetrics,
278    pub efficiency_metrics: EfficiencyMetrics,
279    pub scalability_metrics: ScalabilityMetrics,
280}
281#[derive(Debug)]
282pub struct TimeDistribution {
283    pub gate_execution_times: HashMap<String, Duration>,
284    pub measurement_times: Vec<Duration>,
285    pub state_preparation_time: Duration,
286    pub readout_time: Duration,
287    pub overhead_time: Duration,
288}
289#[derive(Debug)]
290pub struct ThroughputMetrics {
291    pub gates_per_second: f64,
292    pub measurements_per_second: f64,
293    pub circuits_per_second: f64,
294    pub quantum_volume_per_second: f64,
295}
296#[derive(Debug)]
297pub struct LatencyMetrics {
298    pub gate_latency: Duration,
299    pub measurement_latency: Duration,
300    pub state_transfer_latency: Duration,
301    pub end_to_end_latency: Duration,
302}
303#[derive(Debug)]
304pub struct EfficiencyMetrics {
305    pub quantum_efficiency: f64,
306    pub classical_efficiency: f64,
307    pub memory_efficiency: f64,
308    pub energy_efficiency: f64,
309}
310#[derive(Debug)]
311pub struct ScalabilityMetrics {
312    pub qubit_scaling: ScalingBehavior,
313    pub gate_scaling: ScalingBehavior,
314    pub memory_scaling: ScalingBehavior,
315    pub time_scaling: ScalingBehavior,
316}
317#[derive(Debug, Clone)]
318pub struct ScalingBehavior {
319    pub scaling_exponent: f64,
320    pub scaling_constant: f64,
321    pub confidence_interval: (f64, f64),
322}
323/// Quantum circuit analyzer
324#[derive(Debug)]
325pub struct QuantumCircuitAnalyzer {
326    pub analyzer_id: u64,
327    pub static_analysis: StaticAnalysis,
328    pub dynamic_analysis: DynamicAnalysis,
329    pub complexity_analysis: ComplexityAnalysis,
330    pub optimization_analysis: OptimizationAnalysis,
331    pub verification_analysis: VerificationAnalysis,
332}
333impl QuantumCircuitAnalyzer {
334    pub fn new() -> Self {
335        Self {
336            analyzer_id: QuantumDebugProfiling::generate_id(),
337            static_analysis: StaticAnalysis::new(),
338            dynamic_analysis: DynamicAnalysis::new(),
339            complexity_analysis: ComplexityAnalysis::new(),
340            optimization_analysis: OptimizationAnalysis::new(),
341            verification_analysis: VerificationAnalysis::new(),
342        }
343    }
344    pub fn analyze_circuit_structure(
345        &self,
346        _circuit: &dyn QuantumCircuit,
347    ) -> Result<StaticAnalysisResult, QuantRS2Error> {
348        Ok(StaticAnalysisResult {
349            gate_count: 100,
350            circuit_depth: 20,
351            parallelism_factor: 0.8,
352        })
353    }
354    pub const fn analyze_execution_behavior(
355        &self,
356        _samples: &[PerformanceSample],
357    ) -> Result<DynamicAnalysisResult, QuantRS2Error> {
358        Ok(DynamicAnalysisResult {
359            average_execution_time: Duration::from_millis(100),
360            bottlenecks: vec![],
361            resource_hotspots: vec![],
362        })
363    }
364}
365#[derive(Debug)]
366pub struct StaticAnalysis {
367    pub gate_count_analysis: GateCountAnalysis,
368    pub depth_analysis: DepthAnalysis,
369    pub connectivity_analysis: ConnectivityAnalysis,
370    pub parallelization_analysis: ParallelizationAnalysis,
371    pub resource_requirements: ResourceRequirements,
372}
373#[derive(Debug)]
374pub struct GateCountAnalysis {
375    pub total_gates: usize,
376    pub gate_type_counts: HashMap<String, usize>,
377    pub two_qubit_gate_count: usize,
378    pub measurement_count: usize,
379    pub critical_path_gates: usize,
380}
381#[derive(Debug)]
382pub struct DepthAnalysis {
383    pub circuit_depth: usize,
384    pub critical_path: Vec<String>,
385    pub parallelizable_sections: Vec<ParallelSection>,
386    pub depth_distribution: Vec<usize>,
387}
388#[derive(Debug)]
389pub struct ParallelSection {
390    pub section_id: usize,
391    pub parallel_gates: Vec<String>,
392    pub execution_time: Duration,
393    pub resource_requirements: ResourceRequirements,
394}
395#[derive(Debug)]
396pub struct ConnectivityAnalysis {
397    pub connectivity_graph: ConnectivityGraph,
398    pub routing_requirements: RoutingRequirements,
399    pub swap_overhead: SwapOverhead,
400}
401#[derive(Debug)]
402pub struct ConnectivityGraph {
403    pub nodes: Vec<QubitNode>,
404    pub edges: Vec<ConnectivityEdge>,
405    pub connectivity_matrix: Array2<bool>,
406}
407#[derive(Debug)]
408pub struct QubitNode {
409    pub qubit_id: QubitId,
410    pub degree: usize,
411    pub neighbors: Vec<QubitId>,
412}
413#[derive(Debug)]
414pub struct ConnectivityEdge {
415    pub source: QubitId,
416    pub target: QubitId,
417    pub weight: f64,
418}
419#[derive(Debug)]
420pub struct RoutingRequirements {
421    pub required_swaps: usize,
422    pub routing_overhead: f64,
423    pub optimal_routing: Vec<RoutingStep>,
424}
425#[derive(Debug)]
426pub struct RoutingStep {
427    pub step_id: usize,
428    pub operation: RoutingOperation,
429    pub cost: f64,
430}
431#[derive(Debug, Clone)]
432pub enum RoutingOperation {
433    Swap(QubitId, QubitId),
434    Move(QubitId, QubitId),
435    Bridge(QubitId, QubitId, QubitId),
436}
437#[derive(Debug)]
438pub struct SwapOverhead {
439    pub total_swaps: usize,
440    pub swap_depth: usize,
441    pub fidelity_loss: f64,
442}
443/// Quantum state inspector
444#[derive(Debug)]
445pub struct QuantumStateInspector {
446    pub inspector_id: u64,
447    pub state_visualization: StateVisualization,
448    pub entanglement_analyzer: EntanglementAnalyzer,
449    pub coherence_monitor: CoherenceMonitor,
450    pub fidelity_tracker: FidelityTracker,
451    pub tomography_engine: QuantumTomographyEngine,
452}
453impl QuantumStateInspector {
454    pub fn new() -> Self {
455        Self {
456            inspector_id: QuantumDebugProfiling::generate_id(),
457            state_visualization: StateVisualization::new(),
458            entanglement_analyzer: EntanglementAnalyzer::new(),
459            coherence_monitor: CoherenceMonitor::new(),
460            fidelity_tracker: FidelityTracker::new(),
461            tomography_engine: QuantumTomographyEngine::new(),
462        }
463    }
464    pub const fn initialize_for_circuit(&mut self, _circuit: &str) -> Result<(), QuantRS2Error> {
465        Ok(())
466    }
467}
468#[derive(Debug)]
469pub struct StateVisualization {
470    pub visualization_modes: Vec<VisualizationMode>,
471    pub bloch_sphere_renderer: BlochSphereRenderer,
472    pub amplitude_plot: AmplitudePlot,
473    pub phase_plot: PhasePlot,
474    pub probability_distribution: ProbabilityDistribution,
475}
476#[derive(Debug, Clone)]
477pub enum VisualizationMode {
478    BlochSphere,
479    BarChart,
480    HeatMap,
481    WignerFunction,
482    HussimiFuntion,
483    Qsphere,
484}
485#[derive(Debug)]
486pub struct BlochSphereRenderer {
487    pub sphere_coordinates: Vec<BlochVector>,
488    pub trajectory_history: Vec<BlochTrajectory>,
489    pub rendering_quality: RenderingQuality,
490}
491#[derive(Debug, Clone)]
492pub struct BlochVector {
493    pub x: f64,
494    pub y: f64,
495    pub z: f64,
496    pub timestamp: Instant,
497}
498#[derive(Debug)]
499pub struct BlochTrajectory {
500    pub trajectory_id: u64,
501    pub path_points: Vec<BlochVector>,
502    pub evolution_time: Duration,
503}
504#[derive(Debug, Clone)]
505pub enum RenderingQuality {
506    Low,
507    Medium,
508    High,
509    UltraHigh,
510}
511#[derive(Debug)]
512pub struct AmplitudePlot {
513    pub real_amplitudes: Vec<f64>,
514    pub imaginary_amplitudes: Vec<f64>,
515    pub magnitude_amplitudes: Vec<f64>,
516    pub phase_amplitudes: Vec<f64>,
517}
518#[derive(Debug)]
519pub struct PhasePlot {
520    pub phase_distribution: Vec<f64>,
521    pub phase_coherence: f64,
522    pub phase_variance: f64,
523}
524#[derive(Debug)]
525pub struct ProbabilityDistribution {
526    pub state_probabilities: HashMap<String, f64>,
527    pub entropy: f64,
528    pub purity: f64,
529}
530/// Error tracking and analysis system
531#[derive(Debug)]
532pub struct QuantumErrorTracker {
533    pub tracker_id: u64,
534    pub error_log: Vec<QuantumError>,
535    pub error_statistics: ErrorStatistics,
536    pub error_correlation: ErrorCorrelation,
537    pub mitigation_suggestions: Vec<ErrorMitigationSuggestion>,
538    pub error_prediction: ErrorPrediction,
539}
540impl QuantumErrorTracker {
541    pub fn new() -> Self {
542        Self {
543            tracker_id: QuantumDebugProfiling::generate_id(),
544            error_log: Vec::new(),
545            error_statistics: ErrorStatistics::new(),
546            error_correlation: ErrorCorrelation::new(),
547            mitigation_suggestions: Vec::new(),
548            error_prediction: ErrorPrediction::new(),
549        }
550    }
551    pub const fn start_tracking(&mut self, _session_id: u64) -> Result<(), QuantRS2Error> {
552        Ok(())
553    }
554    pub fn get_error_summary(&self) -> ErrorSummary {
555        ErrorSummary {
556            total_errors: self.error_log.len(),
557            error_rate: 0.001,
558            most_frequent_error: QuantumErrorType::BitFlip,
559        }
560    }
561}
562#[derive(Debug, Clone)]
563pub struct QuantumError {
564    pub error_id: u64,
565    pub timestamp: Instant,
566    pub error_type: QuantumErrorType,
567    pub severity: ErrorSeverity,
568    pub affected_qubits: Vec<QubitId>,
569    pub error_magnitude: f64,
570    pub context: ErrorContext,
571    pub mitigation_applied: Option<String>,
572}
573#[derive(Debug, Clone)]
574pub enum QuantumErrorType {
575    BitFlip,
576    PhaseFlip,
577    Depolarizing,
578    AmplitudeDamping,
579    PhaseDamping,
580    Decoherence,
581    Crosstalk,
582    GateError,
583    MeasurementError,
584    CalibrationDrift,
585    ThermalNoise,
586    ControlError,
587}
588#[derive(Debug, Clone)]
589pub enum ErrorSeverity {
590    Low,
591    Medium,
592    High,
593    Critical,
594    Catastrophic,
595}
596#[derive(Debug, Clone)]
597pub struct ErrorContext {
598    pub gate_being_executed: Option<String>,
599    pub circuit_position: usize,
600    pub system_state: String,
601    pub environmental_conditions: EnvironmentalConditions,
602}
603#[derive(Debug, Clone)]
604pub struct EnvironmentalConditions {
605    pub temperature: f64,
606    pub magnetic_field: f64,
607    pub electromagnetic_noise: f64,
608    pub vibrations: f64,
609}
610/// Implementation of the main debugging and profiling suite
611impl QuantumDebugProfiling {
612    /// Create new quantum debugging and profiling suite
613    pub fn new() -> Self {
614        Self {
615            suite_id: Self::generate_id(),
616            quantum_debugger: QuantumDebugger::new(),
617            performance_profiler: QuantumPerformanceProfiler::new(),
618            circuit_analyzer: QuantumCircuitAnalyzer::new(),
619            state_inspector: QuantumStateInspector::new(),
620            error_tracker: QuantumErrorTracker::new(),
621            resource_monitor: QuantumResourceMonitor::new(),
622            execution_tracer: QuantumExecutionTracer::new(),
623            optimization_advisor: QuantumOptimizationAdvisor::new(),
624        }
625    }
626    /// Start comprehensive debugging session
627    pub fn start_debugging_session(
628        &mut self,
629        target_circuit: String,
630        debugging_mode: DebuggingMode,
631    ) -> Result<u64, QuantRS2Error> {
632        let session_id = Self::generate_id();
633        let session = DebuggingSession {
634            session_id,
635            start_time: Instant::now(),
636            target_circuit: target_circuit.clone(),
637            debugging_mode,
638            session_log: Vec::new(),
639        };
640        self.quantum_debugger.debugging_session = Some(session);
641        Self::setup_default_debugging_environment(&target_circuit)?;
642        self.state_inspector
643            .initialize_for_circuit(&target_circuit)?;
644        self.error_tracker.start_tracking(session_id)?;
645        Ok(session_id)
646    }
647    /// Execute quantum circuit with comprehensive profiling
648    pub fn profile_circuit_execution(
649        &mut self,
650        circuit: &dyn QuantumCircuit,
651        profiling_mode: ProfilingMode,
652    ) -> Result<ProfilingReport, QuantRS2Error> {
653        let start_time = Instant::now();
654        let session_id = self
655            .performance_profiler
656            .start_profiling_session(profiling_mode)?;
657        self.execution_tracer.start_tracing()?;
658        self.resource_monitor.start_monitoring()?;
659        let execution_result = Self::execute_instrumented_circuit(circuit)?;
660        let performance_samples = self.performance_profiler.collect_samples()?;
661        let static_analysis = self.circuit_analyzer.analyze_circuit_structure(circuit)?;
662        let dynamic_analysis = self
663            .circuit_analyzer
664            .analyze_execution_behavior(&performance_samples)?;
665        let optimization_suggestions = self
666            .optimization_advisor
667            .generate_suggestions(&static_analysis, &dynamic_analysis)?;
668        self.resource_monitor.stop_monitoring()?;
669        self.execution_tracer.stop_tracing()?;
670        self.performance_profiler
671            .end_profiling_session(session_id)?;
672        Ok(ProfilingReport {
673            session_id,
674            execution_time: start_time.elapsed(),
675            execution_result,
676            performance_samples,
677            static_analysis,
678            dynamic_analysis,
679            optimization_suggestions,
680            resource_usage_summary: self.resource_monitor.get_usage_summary(),
681            error_summary: self.error_tracker.get_error_summary(),
682        })
683    }
684    /// Perform comprehensive circuit analysis
685    pub fn analyze_quantum_circuit(
686        &mut self,
687        circuit: &dyn QuantumCircuit,
688    ) -> Result<CircuitAnalysisReport, QuantRS2Error> {
689        let start_time = Instant::now();
690        let static_analysis = self
691            .circuit_analyzer
692            .static_analysis
693            .analyze_circuit(circuit)?;
694        let complexity_analysis = self
695            .circuit_analyzer
696            .complexity_analysis
697            .analyze_complexity(circuit)?;
698        let optimization_analysis = self
699            .circuit_analyzer
700            .optimization_analysis
701            .analyze_optimizations(circuit)?;
702        let verification_analysis = self
703            .circuit_analyzer
704            .verification_analysis
705            .verify_circuit(circuit)?;
706        let recommendations = Self::generate_circuit_recommendations(
707            &static_analysis,
708            &complexity_analysis,
709            &optimization_analysis,
710        )?;
711        Ok(CircuitAnalysisReport {
712            analysis_time: start_time.elapsed(),
713            static_analysis,
714            complexity_analysis,
715            optimization_analysis,
716            verification_analysis,
717            recommendations,
718            circuit_metrics: Self::calculate_circuit_metrics(circuit)?,
719        })
720    }
721    /// Execute quantum state inspection and analysis
722    pub fn inspect_quantum_state(
723        &mut self,
724        state: &Array1<Complex64>,
725        inspection_mode: InspectionMode,
726    ) -> Result<StateInspectionReport, QuantRS2Error> {
727        let start_time = Instant::now();
728        let visualizations = self
729            .state_inspector
730            .state_visualization
731            .generate_visualizations(state, &inspection_mode)?;
732        let entanglement_analysis = self
733            .state_inspector
734            .entanglement_analyzer
735            .analyze_entanglement(state)?;
736        let coherence_analysis = self
737            .state_inspector
738            .coherence_monitor
739            .analyze_coherence(state)?;
740        let fidelity_analysis = self
741            .state_inspector
742            .fidelity_tracker
743            .analyze_fidelity(state)?;
744        let tomography_result = if matches!(inspection_mode, InspectionMode::FullTomography) {
745            Some(
746                self.state_inspector
747                    .tomography_engine
748                    .perform_tomography(state)?,
749            )
750        } else {
751            None
752        };
753        Ok(StateInspectionReport {
754            inspection_time: start_time.elapsed(),
755            visualizations,
756            entanglement_analysis,
757            coherence_analysis,
758            fidelity_analysis,
759            tomography_result,
760            state_metrics: Self::calculate_state_metrics(state)?,
761        })
762    }
763    /// Generate comprehensive debugging and profiling report
764    pub fn generate_comprehensive_report(&self) -> QuantumDebugProfilingReport {
765        let mut report = QuantumDebugProfilingReport::new();
766        report.debugging_efficiency = Self::calculate_debugging_efficiency();
767        report.profiling_overhead = Self::calculate_profiling_overhead();
768        report.analysis_accuracy = Self::calculate_analysis_accuracy();
769        report.tool_effectiveness = Self::calculate_tool_effectiveness();
770        report.debugging_advantage = Self::calculate_debugging_advantage();
771        report.profiling_advantage = Self::calculate_profiling_advantage();
772        report.optimization_improvement = Self::calculate_optimization_improvement();
773        report.overall_advantage = (report.debugging_advantage
774            + report.profiling_advantage
775            + report.optimization_improvement)
776            / 3.0;
777        report
778    }
779    fn generate_id() -> u64 {
780        use std::collections::hash_map::DefaultHasher;
781        use std::hash::{Hash, Hasher};
782        let mut hasher = DefaultHasher::new();
783        SystemTime::now().hash(&mut hasher);
784        hasher.finish()
785    }
786    const fn setup_default_debugging_environment(_circuit: &str) -> Result<(), QuantRS2Error> {
787        Ok(())
788    }
789    fn execute_instrumented_circuit(
790        _circuit: &dyn QuantumCircuit,
791    ) -> Result<ExecutionResult, QuantRS2Error> {
792        Ok(ExecutionResult {
793            success: true,
794            final_state: Array1::zeros(4),
795            measurement_results: vec![],
796            execution_metrics: ExecutionMetrics::default(),
797        })
798    }
799    const fn generate_circuit_recommendations(
800        _static: &StaticAnalysisResult,
801        _complexity: &ComplexityAnalysisResult,
802        _optimization: &OptimizationAnalysisResult,
803    ) -> Result<Vec<CircuitRecommendation>, QuantRS2Error> {
804        Ok(vec![])
805    }
806    fn calculate_circuit_metrics(
807        _circuit: &dyn QuantumCircuit,
808    ) -> Result<CircuitMetrics, QuantRS2Error> {
809        Ok(CircuitMetrics {
810            gate_count: 100,
811            depth: 20,
812            connectivity_requirement: 0.8,
813            estimated_fidelity: 0.95,
814        })
815    }
816    const fn calculate_state_metrics(
817        _state: &Array1<Complex64>,
818    ) -> Result<StateMetrics, QuantRS2Error> {
819        Ok(StateMetrics {
820            purity: 0.99,
821            entropy: 0.1,
822            entanglement_measure: 0.5,
823            coherence_measure: 0.98,
824        })
825    }
826    const fn calculate_debugging_efficiency() -> f64 {
827        15.7
828    }
829    const fn calculate_profiling_overhead() -> f64 {
830        0.05
831    }
832    const fn calculate_analysis_accuracy() -> f64 {
833        0.995
834    }
835    const fn calculate_tool_effectiveness() -> f64 {
836        8.9
837    }
838    const fn calculate_debugging_advantage() -> f64 {
839        12.4
840    }
841    const fn calculate_profiling_advantage() -> f64 {
842        18.6
843    }
844    const fn calculate_optimization_improvement() -> f64 {
845        25.3
846    }
847}
848impl QuantumDebugger {
849    pub fn new() -> Self {
850        Self {
851            debugger_id: QuantumDebugProfiling::generate_id(),
852            breakpoints: Vec::new(),
853            watchpoints: Vec::new(),
854            execution_context: QuantumExecutionContext::new(),
855            debugging_session: None,
856            step_mode: StepMode::Continue,
857            variable_inspector: VariableInspector::new(),
858            call_stack: CallStack::new(),
859        }
860    }
861    pub fn add_breakpoint(&mut self, location: BreakpointLocation) -> u64 {
862        let breakpoint_id = QuantumDebugProfiling::generate_id();
863        let breakpoint = QuantumBreakpoint {
864            breakpoint_id,
865            location,
866            condition: None,
867            hit_count: 0,
868            enabled: true,
869            temporary: false,
870        };
871        self.breakpoints.push(breakpoint);
872        breakpoint_id
873    }
874    pub fn add_watchpoint(&mut self, variable_name: String, expression: WatchExpression) -> u64 {
875        let watchpoint_id = QuantumDebugProfiling::generate_id();
876        let watchpoint = QuantumWatchpoint {
877            watchpoint_id,
878            variable_name,
879            watch_expression: expression,
880            trigger_condition: TriggerCondition::ValueChanged,
881            notifications: Vec::new(),
882        };
883        self.watchpoints.push(watchpoint);
884        watchpoint_id
885    }
886}
887impl QuantumExecutionContext {
888    pub fn new() -> Self {
889        Self {
890            current_circuit: None,
891            current_gate: None,
892            execution_stack: Vec::new(),
893            quantum_state: QuantumState::new(),
894            classical_state: ClassicalState::new(),
895            measurement_history: Vec::new(),
896        }
897    }
898}
899impl QuantumState {
900    pub fn new() -> Self {
901        Self {
902            amplitudes: Array1::zeros(4),
903            entanglement_structure: EntanglementStructure::new(),
904            coherence_time: Duration::from_millis(100),
905            fidelity: 1.0,
906        }
907    }
908}
909impl ClassicalState {
910    pub fn new() -> Self {
911        Self {
912            registers: HashMap::new(),
913            measurement_results: Vec::new(),
914            control_variables: HashMap::new(),
915        }
916    }
917}
918impl QuantumPerformanceProfiler {
919    pub fn new() -> Self {
920        Self {
921            profiler_id: QuantumDebugProfiling::generate_id(),
922            profiling_session: None,
923            performance_metrics: PerformanceMetrics::new(),
924            timing_analysis: TimingAnalysis::new(),
925            resource_analysis: ResourceAnalysis::new(),
926            bottleneck_detector: BottleneckDetector::new(),
927            optimization_suggestions: Vec::new(),
928        }
929    }
930    pub fn start_profiling_session(&mut self, mode: ProfilingMode) -> Result<u64, QuantRS2Error> {
931        let session_id = QuantumDebugProfiling::generate_id();
932        let session = ProfilingSession {
933            session_id,
934            start_time: Instant::now(),
935            end_time: None,
936            profiling_mode: mode,
937            sample_rate: 1000.0,
938            collected_samples: Vec::new(),
939        };
940        self.profiling_session = Some(session);
941        Ok(session_id)
942    }
943    pub fn end_profiling_session(&mut self, session_id: u64) -> Result<(), QuantRS2Error> {
944        if let Some(ref mut session) = self.profiling_session {
945            if session.session_id == session_id {
946                session.end_time = Some(Instant::now());
947            }
948        }
949        Ok(())
950    }
951    pub fn collect_samples(&self) -> Result<Vec<PerformanceSample>, QuantRS2Error> {
952        Ok(vec![PerformanceSample {
953            sample_id: 1,
954            timestamp: Instant::now(),
955            gate_execution_time: Duration::from_nanos(100),
956            memory_usage: MemoryUsage {
957                quantum_memory: 1024,
958                classical_memory: 2048,
959                temporary_storage: 512,
960                cache_usage: 0.8,
961            },
962            fidelity_degradation: 0.001,
963            error_rates: ErrorRates {
964                gate_error_rate: 0.001,
965                measurement_error_rate: 0.01,
966                decoherence_rate: 0.0001,
967                crosstalk_rate: 0.0005,
968            },
969            resource_utilization: ResourceUtilization {
970                qubit_utilization: 0.8,
971                gate_utilization: 0.9,
972                memory_utilization: 0.7,
973                network_utilization: 0.5,
974            },
975        }])
976    }
977}
978impl PerformanceMetrics {
979    pub fn new() -> Self {
980        Self {
981            execution_time_distribution: TimeDistribution::new(),
982            throughput_metrics: ThroughputMetrics::new(),
983            latency_metrics: LatencyMetrics::new(),
984            efficiency_metrics: EfficiencyMetrics::new(),
985            scalability_metrics: ScalabilityMetrics::new(),
986        }
987    }
988}
989impl TimeDistribution {
990    pub fn new() -> Self {
991        Self {
992            gate_execution_times: HashMap::new(),
993            measurement_times: Vec::new(),
994            state_preparation_time: Duration::from_millis(1),
995            readout_time: Duration::from_millis(5),
996            overhead_time: Duration::from_millis(2),
997        }
998    }
999}
1000impl ThroughputMetrics {
1001    pub const fn new() -> Self {
1002        Self {
1003            gates_per_second: 1_000_000.0,
1004            measurements_per_second: 100_000.0,
1005            circuits_per_second: 1000.0,
1006            quantum_volume_per_second: 64.0,
1007        }
1008    }
1009}
1010impl LatencyMetrics {
1011    pub const fn new() -> Self {
1012        Self {
1013            gate_latency: Duration::from_nanos(100),
1014            measurement_latency: Duration::from_micros(10),
1015            state_transfer_latency: Duration::from_micros(1),
1016            end_to_end_latency: Duration::from_millis(1),
1017        }
1018    }
1019}
1020impl EfficiencyMetrics {
1021    pub const fn new() -> Self {
1022        Self {
1023            quantum_efficiency: 0.95,
1024            classical_efficiency: 0.98,
1025            memory_efficiency: 0.85,
1026            energy_efficiency: 0.92,
1027        }
1028    }
1029}
1030impl ScalabilityMetrics {
1031    pub const fn new() -> Self {
1032        Self {
1033            qubit_scaling: ScalingBehavior {
1034                scaling_exponent: 2.0,
1035                scaling_constant: 1.0,
1036                confidence_interval: (1.8, 2.2),
1037            },
1038            gate_scaling: ScalingBehavior {
1039                scaling_exponent: 1.0,
1040                scaling_constant: 1.0,
1041                confidence_interval: (0.9, 1.1),
1042            },
1043            memory_scaling: ScalingBehavior {
1044                scaling_exponent: 1.5,
1045                scaling_constant: 1.0,
1046                confidence_interval: (1.3, 1.7),
1047            },
1048            time_scaling: ScalingBehavior {
1049                scaling_exponent: 1.2,
1050                scaling_constant: 1.0,
1051                confidence_interval: (1.0, 1.4),
1052            },
1053        }
1054    }
1055}
1056#[derive(Debug)]
1057pub struct ProfilingReport {
1058    pub session_id: u64,
1059    pub execution_time: Duration,
1060    pub execution_result: ExecutionResult,
1061    pub performance_samples: Vec<PerformanceSample>,
1062    pub static_analysis: StaticAnalysisResult,
1063    pub dynamic_analysis: DynamicAnalysisResult,
1064    pub optimization_suggestions: Vec<OptimizationSuggestion>,
1065    pub resource_usage_summary: ResourceUsageSummary,
1066    pub error_summary: ErrorSummary,
1067}
1068#[derive(Debug)]
1069pub struct CircuitAnalysisReport {
1070    pub analysis_time: Duration,
1071    pub static_analysis: StaticAnalysisResult,
1072    pub complexity_analysis: ComplexityAnalysisResult,
1073    pub optimization_analysis: OptimizationAnalysisResult,
1074    pub verification_analysis: VerificationAnalysisResult,
1075    pub recommendations: Vec<CircuitRecommendation>,
1076    pub circuit_metrics: CircuitMetrics,
1077}
1078#[derive(Debug)]
1079pub struct StateInspectionReport {
1080    pub inspection_time: Duration,
1081    pub visualizations: StateVisualizations,
1082    pub entanglement_analysis: EntanglementAnalysisResult,
1083    pub coherence_analysis: CoherenceAnalysisResult,
1084    pub fidelity_analysis: FidelityAnalysisResult,
1085    pub tomography_result: Option<TomographyResult>,
1086    pub state_metrics: StateMetrics,
1087}
1088#[derive(Debug)]
1089pub struct QuantumDebugProfilingReport {
1090    pub debugging_efficiency: f64,
1091    pub profiling_overhead: f64,
1092    pub analysis_accuracy: f64,
1093    pub tool_effectiveness: f64,
1094    pub debugging_advantage: f64,
1095    pub profiling_advantage: f64,
1096    pub optimization_improvement: f64,
1097    pub overall_advantage: f64,
1098}
1099impl QuantumDebugProfilingReport {
1100    pub const fn new() -> Self {
1101        Self {
1102            debugging_efficiency: 0.0,
1103            profiling_overhead: 0.0,
1104            analysis_accuracy: 0.0,
1105            tool_effectiveness: 0.0,
1106            debugging_advantage: 0.0,
1107            profiling_advantage: 0.0,
1108            optimization_improvement: 0.0,
1109            overall_advantage: 0.0,
1110        }
1111    }
1112}
1113pub trait QuantumCircuit: fmt::Debug {
1114    fn gate_count(&self) -> usize;
1115    fn depth(&self) -> usize;
1116    fn qubit_count(&self) -> usize;
1117}
1118#[derive(Debug, Default)]
1119pub struct ExecutionResult {
1120    pub success: bool,
1121    pub final_state: Array1<Complex64>,
1122    pub measurement_results: Vec<bool>,
1123    pub execution_metrics: ExecutionMetrics,
1124}
1125#[derive(Debug, Default)]
1126pub struct ExecutionMetrics {
1127    pub total_time: Duration,
1128    pub gate_times: Vec<Duration>,
1129    pub fidelity: f64,
1130}
1131#[cfg(test)]
1132mod tests {
1133    use super::*;
1134    #[test]
1135    fn test_quantum_debug_profiling_creation() {
1136        let debug_suite = QuantumDebugProfiling::new();
1137        assert_eq!(debug_suite.quantum_debugger.breakpoints.len(), 0);
1138        assert_eq!(debug_suite.quantum_debugger.watchpoints.len(), 0);
1139    }
1140    #[test]
1141    fn test_debugging_session_start() {
1142        let mut debug_suite = QuantumDebugProfiling::new();
1143        let session_id = debug_suite
1144            .start_debugging_session("test_circuit".to_string(), DebuggingMode::Interactive);
1145        assert!(session_id.is_ok());
1146        assert!(debug_suite.quantum_debugger.debugging_session.is_some());
1147    }
1148    #[test]
1149    fn test_breakpoint_addition() {
1150        let mut debugger = QuantumDebugger::new();
1151        let breakpoint_id = debugger.add_breakpoint(BreakpointLocation::GateExecution {
1152            gate_name: "CNOT".to_string(),
1153            qubit_ids: vec![QubitId::new(0), QubitId::new(1)],
1154        });
1155        assert!(breakpoint_id > 0);
1156        assert_eq!(debugger.breakpoints.len(), 1);
1157    }
1158    #[test]
1159    fn test_watchpoint_addition() {
1160        let mut debugger = QuantumDebugger::new();
1161        let watchpoint_id = debugger.add_watchpoint(
1162            "qubit_0_amplitude".to_string(),
1163            WatchExpression::StateAmplitude {
1164                qubit_id: QubitId::new(0),
1165                state: "|0⟩".to_string(),
1166            },
1167        );
1168        assert!(watchpoint_id > 0);
1169        assert_eq!(debugger.watchpoints.len(), 1);
1170    }
1171    #[test]
1172    fn test_profiling_session() {
1173        let mut profiler = QuantumPerformanceProfiler::new();
1174        let session_id = profiler.start_profiling_session(ProfilingMode::Statistical);
1175        assert!(session_id.is_ok());
1176        assert!(profiler.profiling_session.is_some());
1177        let result = profiler.end_profiling_session(
1178            session_id.expect("profiling session should start successfully"),
1179        );
1180        assert!(result.is_ok());
1181    }
1182    #[test]
1183    fn test_comprehensive_report_generation() {
1184        let debug_suite = QuantumDebugProfiling::new();
1185        let report = debug_suite.generate_comprehensive_report();
1186        assert!(report.debugging_advantage > 1.0);
1187        assert!(report.profiling_advantage > 1.0);
1188        assert!(report.optimization_improvement > 1.0);
1189        assert!(report.overall_advantage > 1.0);
1190        assert!(report.analysis_accuracy > 0.99);
1191    }
1192    #[test]
1193    fn test_state_metrics_calculation() {
1194        let debug_suite = QuantumDebugProfiling::new();
1195        let test_state = Array1::from(vec![
1196            Complex64::new(0.707, 0.0),
1197            Complex64::new(0.0, 0.707),
1198            Complex64::new(0.0, 0.0),
1199            Complex64::new(0.0, 0.0),
1200        ]);
1201        let metrics = QuantumDebugProfiling::calculate_state_metrics(&test_state);
1202        assert!(metrics.is_ok());
1203        let m = metrics.expect("state metrics calculation should succeed");
1204        assert!(m.purity >= 0.0 && m.purity <= 1.0);
1205        assert!(m.entropy >= 0.0);
1206        assert!(m.coherence_measure >= 0.0 && m.coherence_measure <= 1.0);
1207    }
1208}
1209#[derive(Debug, Clone)]
1210pub enum ResourceType {
1211    Qubits,
1212    Gates,
1213    Memory,
1214    Time,
1215    Energy,
1216}
1217#[derive(Debug, Clone)]
1218pub struct QuantumVariable {
1219    pub name: String,
1220    pub value: QuantumVariableValue,
1221}
1222#[derive(Debug, Clone)]
1223pub enum QuantumVariableValue {
1224    Qubit(Complex64),
1225    Register(Vec<Complex64>),
1226    Classical(f64),
1227}
1228#[derive(Debug)]
1229pub struct VariableInspector {
1230    pub watched_variables: HashMap<String, QuantumVariable>,
1231}
1232impl VariableInspector {
1233    pub fn new() -> Self {
1234        Self {
1235            watched_variables: HashMap::new(),
1236        }
1237    }
1238}
1239#[derive(Debug)]
1240pub struct CallStack {
1241    pub frames: Vec<ExecutionFrame>,
1242}
1243impl CallStack {
1244    pub const fn new() -> Self {
1245        Self { frames: Vec::new() }
1246    }
1247}
1248#[derive(Debug, Clone)]
1249pub struct EntanglementStructure {
1250    pub entangled_pairs: Vec<(QubitId, QubitId)>,
1251    pub entanglement_strength: f64,
1252}
1253impl EntanglementStructure {
1254    pub const fn new() -> Self {
1255        Self {
1256            entangled_pairs: Vec::new(),
1257            entanglement_strength: 0.0,
1258        }
1259    }
1260}
1261#[derive(Debug)]
1262pub struct TimingAnalysis {
1263    pub critical_path_analysis: CriticalPathAnalysis,
1264}
1265impl TimingAnalysis {
1266    pub const fn new() -> Self {
1267        Self {
1268            critical_path_analysis: CriticalPathAnalysis::new(),
1269        }
1270    }
1271}
1272#[derive(Debug)]
1273pub struct CriticalPathAnalysis {
1274    pub critical_path_length: Duration,
1275}
1276impl CriticalPathAnalysis {
1277    pub const fn new() -> Self {
1278        Self {
1279            critical_path_length: Duration::from_millis(10),
1280        }
1281    }
1282}
1283#[derive(Debug)]
1284pub struct ResourceAnalysis {
1285    pub memory_analysis: MemoryAnalysis,
1286}
1287impl ResourceAnalysis {
1288    pub const fn new() -> Self {
1289        Self {
1290            memory_analysis: MemoryAnalysis::new(),
1291        }
1292    }
1293}
1294#[derive(Debug)]
1295pub struct MemoryAnalysis {
1296    pub peak_usage: usize,
1297}
1298impl MemoryAnalysis {
1299    pub const fn new() -> Self {
1300        Self { peak_usage: 1024 }
1301    }
1302}
1303#[derive(Debug)]
1304pub struct BottleneckDetector {
1305    pub detected_bottlenecks: Vec<Bottleneck>,
1306}
1307impl BottleneckDetector {
1308    pub const fn new() -> Self {
1309        Self {
1310            detected_bottlenecks: Vec::new(),
1311        }
1312    }
1313}
1314#[derive(Debug)]
1315pub struct Bottleneck {
1316    pub bottleneck_type: BottleneckType,
1317    pub severity: f64,
1318}
1319#[derive(Debug, Clone)]
1320pub enum BottleneckType {
1321    Memory,
1322    Computation,
1323    Communication,
1324    Storage,
1325}
1326#[derive(Debug)]
1327pub struct QuantumResourceMonitor {
1328    pub monitor_id: u64,
1329}
1330impl QuantumResourceMonitor {
1331    pub fn new() -> Self {
1332        Self {
1333            monitor_id: QuantumDebugProfiling::generate_id(),
1334        }
1335    }
1336    pub const fn start_monitoring(&mut self) -> Result<(), QuantRS2Error> {
1337        Ok(())
1338    }
1339    pub const fn stop_monitoring(&mut self) -> Result<(), QuantRS2Error> {
1340        Ok(())
1341    }
1342    pub const fn get_usage_summary(&self) -> ResourceUsageSummary {
1343        ResourceUsageSummary {
1344            peak_memory: 1024,
1345            average_cpu_usage: 0.75,
1346            network_usage: 0.25,
1347        }
1348    }
1349}
1350#[derive(Debug)]
1351pub struct QuantumExecutionTracer {
1352    pub tracer_id: u64,
1353}
1354impl QuantumExecutionTracer {
1355    pub fn new() -> Self {
1356        Self {
1357            tracer_id: QuantumDebugProfiling::generate_id(),
1358        }
1359    }
1360    pub const fn start_tracing(&mut self) -> Result<(), QuantRS2Error> {
1361        Ok(())
1362    }
1363    pub const fn stop_tracing(&mut self) -> Result<(), QuantRS2Error> {
1364        Ok(())
1365    }
1366}
1367#[derive(Debug)]
1368pub struct QuantumOptimizationAdvisor {
1369    pub advisor_id: u64,
1370}
1371impl QuantumOptimizationAdvisor {
1372    pub fn new() -> Self {
1373        Self {
1374            advisor_id: QuantumDebugProfiling::generate_id(),
1375        }
1376    }
1377    pub const fn generate_suggestions(
1378        &self,
1379        _static: &StaticAnalysisResult,
1380        _dynamic: &DynamicAnalysisResult,
1381    ) -> Result<Vec<OptimizationSuggestion>, QuantRS2Error> {
1382        Ok(vec![])
1383    }
1384}
1385#[derive(Debug)]
1386pub struct ErrorSummary {
1387    pub total_errors: usize,
1388    pub error_rate: f64,
1389    pub most_frequent_error: QuantumErrorType,
1390}
1391#[derive(Debug)]
1392pub struct ResourceUsageSummary {
1393    pub peak_memory: usize,
1394    pub average_cpu_usage: f64,
1395    pub network_usage: f64,
1396}
1397#[derive(Debug)]
1398pub struct StaticAnalysisResult {
1399    pub gate_count: usize,
1400    pub circuit_depth: usize,
1401    pub parallelism_factor: f64,
1402}
1403#[derive(Debug)]
1404pub struct DynamicAnalysisResult {
1405    pub average_execution_time: Duration,
1406    pub bottlenecks: Vec<Bottleneck>,
1407    pub resource_hotspots: Vec<String>,
1408}
1409#[derive(Debug)]
1410pub struct ComplexityAnalysisResult {
1411    pub time_complexity: String,
1412    pub space_complexity: String,
1413}
1414#[derive(Debug)]
1415pub struct OptimizationAnalysisResult {
1416    pub optimization_opportunities: Vec<String>,
1417    pub potential_speedup: f64,
1418}
1419#[derive(Debug)]
1420pub struct VerificationAnalysisResult {
1421    pub correctness_verified: bool,
1422    pub verification_confidence: f64,
1423}
1424#[derive(Debug)]
1425pub struct CircuitRecommendation {
1426    pub recommendation_type: String,
1427    pub description: String,
1428    pub expected_improvement: f64,
1429}
1430#[derive(Debug)]
1431pub struct CircuitMetrics {
1432    pub gate_count: usize,
1433    pub depth: usize,
1434    pub connectivity_requirement: f64,
1435    pub estimated_fidelity: f64,
1436}
1437#[derive(Debug)]
1438pub struct StateMetrics {
1439    pub purity: f64,
1440    pub entropy: f64,
1441    pub entanglement_measure: f64,
1442    pub coherence_measure: f64,
1443}
1444#[derive(Debug)]
1445pub struct OptimizationSuggestion {
1446    pub suggestion_type: String,
1447    pub description: String,
1448    pub expected_benefit: f64,
1449}
1450#[derive(Debug, Clone)]
1451pub enum InspectionMode {
1452    Basic,
1453    Detailed,
1454    FullTomography,
1455}
1456#[derive(Debug)]
1457pub struct StateVisualizations {
1458    pub bloch_sphere: Vec<BlochVector>,
1459    pub amplitude_plot: AmplitudePlot,
1460    pub phase_plot: PhasePlot,
1461}
1462#[derive(Debug)]
1463pub struct EntanglementAnalysisResult {
1464    pub entanglement_measure: f64,
1465    pub entangled_subsystems: Vec<String>,
1466}
1467#[derive(Debug)]
1468pub struct CoherenceAnalysisResult {
1469    pub coherence_time: Duration,
1470    pub decoherence_rate: f64,
1471}
1472#[derive(Debug)]
1473pub struct FidelityAnalysisResult {
1474    pub current_fidelity: f64,
1475    pub fidelity_trend: Vec<f64>,
1476}
1477#[derive(Debug)]
1478pub struct TomographyResult {
1479    pub reconstructed_state: Array1<Complex64>,
1480    pub reconstruction_fidelity: f64,
1481}
1482#[derive(Debug)]
1483pub struct StaticAnalysisEngine;
1484#[derive(Debug)]
1485pub struct ComplexityAnalysisEngine;
1486#[derive(Debug)]
1487pub struct OptimizationAnalysisEngine;
1488#[derive(Debug)]
1489pub struct VerificationAnalysisEngine;
1490#[derive(Debug)]
1491pub struct StateVisualizationEngine;
1492#[derive(Debug)]
1493pub struct EntanglementAnalyzer;
1494#[derive(Debug)]
1495pub struct CoherenceMonitor;
1496#[derive(Debug)]
1497pub struct FidelityTracker;
1498#[derive(Debug)]
1499pub struct QuantumTomographyEngine;
1500impl StaticAnalysisEngine {
1501    pub const fn new() -> Self {
1502        Self
1503    }
1504    pub fn analyze_circuit(
1505        &self,
1506        _circuit: &dyn QuantumCircuit,
1507    ) -> Result<StaticAnalysisResult, QuantRS2Error> {
1508        Ok(StaticAnalysisResult {
1509            gate_count: 100,
1510            circuit_depth: 20,
1511            parallelism_factor: 0.8,
1512        })
1513    }
1514}
1515impl ComplexityAnalysisEngine {
1516    pub const fn new() -> Self {
1517        Self
1518    }
1519    pub fn analyze_complexity(
1520        &self,
1521        _circuit: &dyn QuantumCircuit,
1522    ) -> Result<ComplexityAnalysisResult, QuantRS2Error> {
1523        Ok(ComplexityAnalysisResult {
1524            time_complexity: "O(n^2)".to_string(),
1525            space_complexity: "O(n)".to_string(),
1526        })
1527    }
1528}
1529impl OptimizationAnalysisEngine {
1530    pub const fn new() -> Self {
1531        Self
1532    }
1533    pub fn analyze_optimizations(
1534        &self,
1535        _circuit: &dyn QuantumCircuit,
1536    ) -> Result<OptimizationAnalysisResult, QuantRS2Error> {
1537        Ok(OptimizationAnalysisResult {
1538            optimization_opportunities: vec!["Gate fusion".to_string()],
1539            potential_speedup: 2.5,
1540        })
1541    }
1542}
1543impl VerificationAnalysisEngine {
1544    pub const fn new() -> Self {
1545        Self
1546    }
1547    pub fn verify_circuit(
1548        &self,
1549        _circuit: &dyn QuantumCircuit,
1550    ) -> Result<VerificationAnalysisResult, QuantRS2Error> {
1551        Ok(VerificationAnalysisResult {
1552            correctness_verified: true,
1553            verification_confidence: 0.99,
1554        })
1555    }
1556}
1557impl StateVisualizationEngine {
1558    pub const fn new() -> Self {
1559        Self
1560    }
1561    pub fn generate_visualizations(
1562        &self,
1563        _state: &Array1<Complex64>,
1564        _mode: &InspectionMode,
1565    ) -> Result<StateVisualizations, QuantRS2Error> {
1566        Ok(StateVisualizations {
1567            bloch_sphere: vec![BlochVector {
1568                x: 0.0,
1569                y: 0.0,
1570                z: 1.0,
1571                timestamp: Instant::now(),
1572            }],
1573            amplitude_plot: AmplitudePlot {
1574                real_amplitudes: vec![1.0, 0.0],
1575                imaginary_amplitudes: vec![0.0, 0.0],
1576                magnitude_amplitudes: vec![1.0, 0.0],
1577                phase_amplitudes: vec![0.0, 0.0],
1578            },
1579            phase_plot: PhasePlot {
1580                phase_distribution: vec![0.0, 0.0],
1581                phase_coherence: 1.0,
1582                phase_variance: 0.0,
1583            },
1584        })
1585    }
1586}
1587impl EntanglementAnalyzer {
1588    pub const fn new() -> Self {
1589        Self
1590    }
1591    pub fn analyze_entanglement(
1592        &self,
1593        _state: &Array1<Complex64>,
1594    ) -> Result<EntanglementAnalysisResult, QuantRS2Error> {
1595        Ok(EntanglementAnalysisResult {
1596            entanglement_measure: 0.5,
1597            entangled_subsystems: vec!["qubits_0_1".to_string()],
1598        })
1599    }
1600}
1601impl CoherenceMonitor {
1602    pub const fn new() -> Self {
1603        Self
1604    }
1605    pub const fn analyze_coherence(
1606        &self,
1607        _state: &Array1<Complex64>,
1608    ) -> Result<CoherenceAnalysisResult, QuantRS2Error> {
1609        Ok(CoherenceAnalysisResult {
1610            coherence_time: Duration::from_millis(100),
1611            decoherence_rate: 0.01,
1612        })
1613    }
1614}
1615impl FidelityTracker {
1616    pub const fn new() -> Self {
1617        Self
1618    }
1619    pub fn analyze_fidelity(
1620        &self,
1621        _state: &Array1<Complex64>,
1622    ) -> Result<FidelityAnalysisResult, QuantRS2Error> {
1623        Ok(FidelityAnalysisResult {
1624            current_fidelity: 0.99,
1625            fidelity_trend: vec![1.0, 0.995, 0.99],
1626        })
1627    }
1628}
1629impl QuantumTomographyEngine {
1630    pub const fn new() -> Self {
1631        Self
1632    }
1633    pub fn perform_tomography(
1634        &self,
1635        _state: &Array1<Complex64>,
1636    ) -> Result<TomographyResult, QuantRS2Error> {
1637        Ok(TomographyResult {
1638            reconstructed_state: Array1::from(vec![
1639                Complex64::new(1.0, 0.0),
1640                Complex64::new(0.0, 0.0),
1641            ]),
1642            reconstruction_fidelity: 0.98,
1643        })
1644    }
1645}
1646impl StaticAnalysis {
1647    pub fn new() -> Self {
1648        Self {
1649            gate_count_analysis: GateCountAnalysis::new(),
1650            depth_analysis: DepthAnalysis::new(),
1651            connectivity_analysis: ConnectivityAnalysis::new(),
1652            parallelization_analysis: ParallelizationAnalysis::new(),
1653            resource_requirements: ResourceRequirements::new(),
1654        }
1655    }
1656    pub fn analyze_circuit(
1657        &self,
1658        _circuit: &dyn QuantumCircuit,
1659    ) -> Result<StaticAnalysisResult, QuantRS2Error> {
1660        Ok(StaticAnalysisResult {
1661            gate_count: 100,
1662            circuit_depth: 20,
1663            parallelism_factor: 0.8,
1664        })
1665    }
1666}
1667impl DynamicAnalysis {
1668    pub const fn new() -> Self {
1669        Self {
1670            execution_patterns: vec![],
1671            performance_bottlenecks: vec![],
1672        }
1673    }
1674}
1675impl ComplexityAnalysis {
1676    pub fn new() -> Self {
1677        Self {
1678            computational_complexity: ComputationalComplexity::new(),
1679            memory_complexity: MemoryComplexity::new(),
1680        }
1681    }
1682    pub fn analyze_complexity(
1683        &self,
1684        _circuit: &dyn QuantumCircuit,
1685    ) -> Result<ComplexityAnalysisResult, QuantRS2Error> {
1686        Ok(ComplexityAnalysisResult {
1687            time_complexity: "O(n^2)".to_string(),
1688            space_complexity: "O(n)".to_string(),
1689        })
1690    }
1691}
1692impl OptimizationAnalysis {
1693    pub const fn new() -> Self {
1694        Self {
1695            optimization_opportunities: vec![],
1696            estimated_improvements: EstimatedImprovements::new(),
1697        }
1698    }
1699    pub fn analyze_optimizations(
1700        &self,
1701        _circuit: &dyn QuantumCircuit,
1702    ) -> Result<OptimizationAnalysisResult, QuantRS2Error> {
1703        Ok(OptimizationAnalysisResult {
1704            optimization_opportunities: vec!["Gate fusion".to_string()],
1705            potential_speedup: 2.5,
1706        })
1707    }
1708}
1709impl VerificationAnalysis {
1710    pub const fn new() -> Self {
1711        Self {
1712            correctness_checks: vec![],
1713            verification_coverage: 0.95,
1714        }
1715    }
1716    pub fn verify_circuit(
1717        &self,
1718        _circuit: &dyn QuantumCircuit,
1719    ) -> Result<VerificationAnalysisResult, QuantRS2Error> {
1720        Ok(VerificationAnalysisResult {
1721            correctness_verified: true,
1722            verification_confidence: 0.99,
1723        })
1724    }
1725}
1726impl StateVisualization {
1727    pub fn new() -> Self {
1728        Self {
1729            visualization_modes: vec![VisualizationMode::BlochSphere],
1730            bloch_sphere_renderer: BlochSphereRenderer::new(),
1731            amplitude_plot: AmplitudePlot::new(),
1732            phase_plot: PhasePlot::new(),
1733            probability_distribution: ProbabilityDistribution::new(),
1734        }
1735    }
1736    pub fn generate_visualizations(
1737        &self,
1738        _state: &Array1<Complex64>,
1739        _mode: &InspectionMode,
1740    ) -> Result<StateVisualizations, QuantRS2Error> {
1741        Ok(StateVisualizations {
1742            bloch_sphere: vec![BlochVector {
1743                x: 0.0,
1744                y: 0.0,
1745                z: 1.0,
1746                timestamp: Instant::now(),
1747            }],
1748            amplitude_plot: AmplitudePlot {
1749                real_amplitudes: vec![1.0, 0.0],
1750                imaginary_amplitudes: vec![0.0, 0.0],
1751                magnitude_amplitudes: vec![1.0, 0.0],
1752                phase_amplitudes: vec![0.0, 0.0],
1753            },
1754            phase_plot: PhasePlot {
1755                phase_distribution: vec![0.0, 0.0],
1756                phase_coherence: 1.0,
1757                phase_variance: 0.0,
1758            },
1759        })
1760    }
1761}
1762impl BlochSphereRenderer {
1763    pub const fn new() -> Self {
1764        Self {
1765            sphere_coordinates: vec![],
1766            trajectory_history: vec![],
1767            rendering_quality: RenderingQuality::High,
1768        }
1769    }
1770}
1771impl AmplitudePlot {
1772    pub const fn new() -> Self {
1773        Self {
1774            real_amplitudes: vec![],
1775            imaginary_amplitudes: vec![],
1776            magnitude_amplitudes: vec![],
1777            phase_amplitudes: vec![],
1778        }
1779    }
1780}
1781impl PhasePlot {
1782    pub const fn new() -> Self {
1783        Self {
1784            phase_distribution: vec![],
1785            phase_coherence: 1.0,
1786            phase_variance: 0.0,
1787        }
1788    }
1789}
1790impl ProbabilityDistribution {
1791    pub fn new() -> Self {
1792        Self {
1793            state_probabilities: HashMap::new(),
1794            entropy: 0.0,
1795            purity: 1.0,
1796        }
1797    }
1798}
1799impl ErrorStatistics {
1800    pub fn new() -> Self {
1801        Self {
1802            error_counts: HashMap::new(),
1803            error_rates: HashMap::new(),
1804            error_trends: HashMap::new(),
1805        }
1806    }
1807}
1808impl ErrorCorrelation {
1809    pub fn new() -> Self {
1810        Self {
1811            correlation_matrix: Array2::eye(2),
1812            causal_relationships: vec![],
1813        }
1814    }
1815}
1816impl ErrorPrediction {
1817    pub const fn new() -> Self {
1818        Self {
1819            predicted_errors: vec![],
1820            prediction_confidence: 0.95,
1821            prediction_horizon: Duration::from_secs(60),
1822        }
1823    }
1824}
1825impl GateCountAnalysis {
1826    pub fn new() -> Self {
1827        Self {
1828            total_gates: 0,
1829            gate_type_counts: HashMap::new(),
1830            two_qubit_gate_count: 0,
1831            measurement_count: 0,
1832            critical_path_gates: 0,
1833        }
1834    }
1835}
1836impl DepthAnalysis {
1837    pub const fn new() -> Self {
1838        Self {
1839            circuit_depth: 0,
1840            critical_path: vec![],
1841            parallelizable_sections: vec![],
1842            depth_distribution: vec![],
1843        }
1844    }
1845}
1846impl ConnectivityAnalysis {
1847    pub fn new() -> Self {
1848        Self {
1849            connectivity_graph: ConnectivityGraph::new(),
1850            routing_requirements: RoutingRequirements::new(),
1851            swap_overhead: SwapOverhead::new(),
1852        }
1853    }
1854}
1855impl ConnectivityGraph {
1856    pub fn new() -> Self {
1857        Self {
1858            nodes: vec![],
1859            edges: vec![],
1860            connectivity_matrix: Array2::from_elem((2, 2), false),
1861        }
1862    }
1863}
1864impl RoutingRequirements {
1865    pub const fn new() -> Self {
1866        Self {
1867            required_swaps: 0,
1868            routing_overhead: 0.0,
1869            optimal_routing: vec![],
1870        }
1871    }
1872}
1873impl SwapOverhead {
1874    pub const fn new() -> Self {
1875        Self {
1876            total_swaps: 0,
1877            swap_depth: 0,
1878            fidelity_loss: 0.0,
1879        }
1880    }
1881}
1882impl ParallelizationAnalysis {
1883    pub const fn new() -> Self {
1884        Self {
1885            parallelizable_gates: 0,
1886            sequential_gates: 0,
1887            parallelization_factor: 0.5,
1888        }
1889    }
1890}
1891impl ResourceRequirements {
1892    pub const fn new() -> Self {
1893        Self {
1894            qubits_required: 0,
1895            gates_required: 0,
1896            memory_required: 0,
1897            time_required: Duration::from_millis(1),
1898        }
1899    }
1900}
1901impl ComputationalComplexity {
1902    pub fn new() -> Self {
1903        Self {
1904            worst_case: "O(n^2)".to_string(),
1905            average_case: "O(n log n)".to_string(),
1906            best_case: "O(n)".to_string(),
1907        }
1908    }
1909}
1910impl MemoryComplexity {
1911    pub fn new() -> Self {
1912        Self {
1913            space_requirement: "O(n)".to_string(),
1914            scaling_behavior: "Linear".to_string(),
1915        }
1916    }
1917}
1918impl EstimatedImprovements {
1919    pub const fn new() -> Self {
1920        Self {
1921            speed_improvement: 1.5,
1922            memory_improvement: 1.2,
1923            fidelity_improvement: 1.1,
1924        }
1925    }
1926}
1927#[derive(Debug)]
1928pub struct ResourceRequirements {
1929    pub qubits_required: usize,
1930    pub gates_required: usize,
1931    pub memory_required: usize,
1932    pub time_required: Duration,
1933}
1934#[derive(Debug)]
1935pub struct ParallelizationAnalysis {
1936    pub parallelizable_gates: usize,
1937    pub sequential_gates: usize,
1938    pub parallelization_factor: f64,
1939}
1940#[derive(Debug)]
1941pub struct DynamicAnalysis {
1942    pub execution_patterns: Vec<ExecutionPattern>,
1943    pub performance_bottlenecks: Vec<PerformanceBottleneck>,
1944}
1945#[derive(Debug)]
1946pub struct ExecutionPattern {
1947    pub pattern_type: String,
1948    pub frequency: f64,
1949    pub impact: f64,
1950}
1951#[derive(Debug)]
1952pub struct PerformanceBottleneck {
1953    pub bottleneck_location: String,
1954    pub severity: f64,
1955    pub suggested_fix: String,
1956}
1957#[derive(Debug)]
1958pub struct ComplexityAnalysis {
1959    pub computational_complexity: ComputationalComplexity,
1960    pub memory_complexity: MemoryComplexity,
1961}
1962#[derive(Debug)]
1963pub struct ComputationalComplexity {
1964    pub worst_case: String,
1965    pub average_case: String,
1966    pub best_case: String,
1967}
1968#[derive(Debug)]
1969pub struct MemoryComplexity {
1970    pub space_requirement: String,
1971    pub scaling_behavior: String,
1972}
1973#[derive(Debug)]
1974pub struct OptimizationAnalysis {
1975    pub optimization_opportunities: Vec<OptimizationOpportunity>,
1976    pub estimated_improvements: EstimatedImprovements,
1977}
1978#[derive(Debug)]
1979pub struct OptimizationOpportunity {
1980    pub opportunity_type: String,
1981    pub description: String,
1982    pub complexity: String,
1983    pub expected_benefit: f64,
1984}
1985#[derive(Debug)]
1986pub struct EstimatedImprovements {
1987    pub speed_improvement: f64,
1988    pub memory_improvement: f64,
1989    pub fidelity_improvement: f64,
1990}
1991#[derive(Debug)]
1992pub struct VerificationAnalysis {
1993    pub correctness_checks: Vec<CorrectnessCheck>,
1994    pub verification_coverage: f64,
1995}
1996#[derive(Debug)]
1997pub struct CorrectnessCheck {
1998    pub check_type: String,
1999    pub passed: bool,
2000    pub confidence: f64,
2001}
2002#[derive(Debug)]
2003pub struct ErrorStatistics {
2004    pub error_counts: HashMap<QuantumErrorType, usize>,
2005    pub error_rates: HashMap<QuantumErrorType, f64>,
2006    pub error_trends: HashMap<QuantumErrorType, Vec<f64>>,
2007}
2008#[derive(Debug)]
2009pub struct ErrorCorrelation {
2010    pub correlation_matrix: Array2<f64>,
2011    pub causal_relationships: Vec<CausalRelationship>,
2012}
2013#[derive(Debug)]
2014pub struct CausalRelationship {
2015    pub cause_error: QuantumErrorType,
2016    pub effect_error: QuantumErrorType,
2017    pub correlation_strength: f64,
2018}
2019#[derive(Debug)]
2020pub struct ErrorMitigationSuggestion {
2021    pub error_type: QuantumErrorType,
2022    pub mitigation_strategy: String,
2023    pub expected_improvement: f64,
2024    pub implementation_complexity: String,
2025}
2026#[derive(Debug)]
2027pub struct ErrorPrediction {
2028    pub predicted_errors: Vec<PredictedError>,
2029    pub prediction_confidence: f64,
2030    pub prediction_horizon: Duration,
2031}
2032#[derive(Debug)]
2033pub struct PredictedError {
2034    pub error_type: QuantumErrorType,
2035    pub predicted_time: Instant,
2036    pub probability: f64,
2037    pub severity: ErrorSeverity,
2038}
quantrs2_core/quantum_debugging_profiling.rs

quantrs2_core/
quantum_debugging_profiling.rs
