Static Analysis for Native Compilation Incompatibilities

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Solution Overview

Problem

Interpreted programming languages face challenges when compiled into native applications, as they lose runtime variability and adaptability, and existing tools require time-consuming runtime analysis, often missing functionality.

Innovation Solution

A system for static analysis of source code and dependencies using a knowledge database to detect and repair native compilation incompatibilities by identifying patterns that fail in native compilation and providing alternative workarounds, facilitating compilation into native CPU instructions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If runtime analysis is used to detect compilation incompatibilities, then detection capability is improved, but analysis time increases significantly

Engineering Contradiction:
Improvedetection capabilityVSAvoidanalysis time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent applies preliminary action by performing static analysis of source code patterns before compilation occurs. A knowledge base of problematic patterns is pre-built, and the system proactively identifies incompatible patterns during the build process rather than discovering them through time-consuming runtime execution. This shifts the detection timing from post-compilation runtime analysis to pre-compilation static analysis, significantly reducing analysis time while maintaining detection accuracy.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If runtime analysis is used to detect compilation incompatibilities, then detection capability is improved, but functionality may be missed

Engineering Contradiction:
Improvedetection capabilityVSAvoidfunctionality detection completeness
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The patent segments the source code into distinct patterns and categories, allowing systematic analysis of each pattern type against the knowledge base. By breaking down the complex codebase into manageable pattern units (e.g., reflection patterns, dynamic loading patterns, serialization patterns), the system ensures comprehensive coverage of potential incompatibilities without missing functionality, as each segmented pattern can be independently matched against known problematic patterns.

Inventive Principle:
Principle #1Segmentation

3Loss of time

If static analysis is used to detect compilation incompatibilities, then analysis time is reduced, but detection accuracy may decrease

Engineering Contradiction:
Improveanalysis timeVSAvoiddetection accuracy
Core Design Contradiction:
Loss of timeVSMeasurement precision

Solution Approach 1:

The patent introduces a knowledge base as an intermediary between the source code and the detection mechanism. This knowledge base contains pre-validated patterns and their native compilation equivalents, serving as a mediator that translates static code patterns into accurate compatibility determinations. The knowledge base acts as an expert reference that guides the static analysis process, ensuring high detection accuracy by leveraging pre-computed pattern relationships rather than relying solely on heuristic analysis.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Reliability

If patterns are modified to enable native compilation, then compilation success is improved, but code complexity increases

Engineering Contradiction:
Improvecompilation successVSAvoidcode complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies parameter changes by transforming code patterns through systematic parameter substitutions. Instead of manually rewriting complex code, the system automatically replaces pattern parameters (e.g., replacing reflection-based calls with direct class name string literals, substituting dynamic loading mechanisms with static imports). These parameter transformations preserve the functional intent of the original code while eliminating native compilation incompatibilities, achieving compilation success without significantly increasing code complexity.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11269602B2Detecting native compilation incompatibilities
Publication Date: 2022.03.08 RED HAT INC
  • US11269602B2 patent drawing
  • US11269602B2 patent drawing
  • US11269602B2 patent drawing

AI summary

A system includes a memory and a processor. The memory is in communication with the processor. The processor is configured to execute receiving a source code of an application that is compilable into an interpreted configuration. A database is then accessed, where the database includes a first plurality of patterns that are compilable into an interpreted configuration and fail to compile into a native compiled configuration. Within the database, a first plurality of patterns is associated with a first alternative pattern that is compilable into the interpreted configuration and compilable into the native compiled configuration. The source code is parsed to create a second plurality of patterns and analyzed with the first plurality of patterns to determine whether a corresponding pattern exists. Upon determining that the corresponding pattern exists, the corresponding pattern is added to a change list and then outputted.