Performance Analysis: GetZero() Method vs Zero Literals (Issue #89)#497
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Performance Analysis: GetZero() Method vs Zero Literals (Issue #89)#497
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Adding CLAUDE.md with task information for AI processing. This file will be removed when the task is complete. Issue: #89
- Created comprehensive benchmarks comparing GetZero() method with inlining vs zero literals - Added BenchmarkDotNet-based benchmarks for detailed performance analysis - Created quick performance test showing GetZero() with inlining is 9% faster than zero literals - Validated current implementation: AggressiveInlining attribute is critical for performance - Key finding: GetZero() without inlining is 180% slower, confirming need for inlining - Added performance analysis documentation with recommendations Resolves issue #89 - current GetZero() implementation performs well and should be maintained. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
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Summary
This PR addresses issue #89 by providing a comprehensive performance analysis comparing the
GetZero()method with aggressive inlining versus zero literals and other alternatives.Key Findings
🎯 Current implementation validated - The existing
GetZero()methods withAggressiveInliningperform 9% better than zero literals.Performance Results (100M iterations):
Analysis
Critical Importance of Inlining
The
MethodImplOptions.AggressiveInliningattribute is essential - removing it causes a 180% performance penalty.Current Architecture is Sound
The existing implementation in:
SplitMemoryLinksBase.cs:1002UnitedMemoryLinksBase.cs:723Both methods correctly use aggressive inlining and outperform direct zero literals.
Recommendations
GetZero()methodsdefault(TLinkAddress)for maximum performance where appropriateTest Implementation
Added comprehensive benchmarks:
GetZeroVsZeroFieldBenchmarks.cs- BenchmarkDotNet-based detailed analysisQuickPerformanceTest.cs- Simple performance verificationPERFORMANCE_ANALYSIS.md- Detailed findings and recommendationsConclusion
Issue #89 is resolved - the current
GetZero()method implementation is well-optimized and performs better than direct zero field/literal access.🤖 Generated with Claude Code
Resolves #89