[cDAC] Stack walk GC stress verification and fixes#126408

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max-charlamb wants to merge 23 commits intodotnet:mainfrom

max-charlamb:cdac-stackreferences-5

Commits on Apr 22, 2026

cDAC: stress framework improvements and stack walk bug fixes

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Address PR review feedback

Max Charlamb
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Address additional PR feedback (batch 2)

Max Charlamb
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Address PR feedback (batch 3)

Max Charlamb
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Address PR feedback (batch 4)

Max Charlamb
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Update stale x86 comments in CheckForSkippedFrames

Max Charlamb
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Update contract docs and address remaining PR feedback

Max Charlamb
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Fix ReadPointerField type assertions for embedded types

Max Charlamb
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Document instruction-level GC stress results in known-issues.md

Max Charlamb
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Add FindReadyToRunModule fallback and refactor IsInterrupted tracking

Max Charlamb
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Update known-issues with latest stress test analysis

Max Charlamb
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Document ELEMENT_TYPE_INTERNAL root cause for 3 FRAME_DAC_ONLY failures

Max Charlamb
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Add register info to FRAME_DIFF output and handle BadImageFormatException in PromoteCallerStack

Max Charlamb
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Add SP comparison to FRAME_DIFF output for unwinder verification

Max Charlamb
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Fix IsFirst not preserved for skipped frames causing scratch register filtering

Max Charlamb
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Update known-issues: IsFirst fix resolved all 4 FRAME_DIFF failures

Max Charlamb
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Address code review findings

Max Charlamb
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Add cDAC stress tests to CI via Helix

Max Charlamb
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Add RuntimeSignatureDecoder with ELEMENT_TYPE_INTERNAL support

Max Charlamb
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Port ArgIterator from crossgen2 for calling convention analysis

Max Charlamb
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Address PR review feedback

Max Charlamb
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Commits on Apr 24, 2026

Address remaining PR review comments

Max Charlamb
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Fix Apple x64 ABI detection and thread MetadataReader through decoder

Max Charlamb
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[cDAC] Stack walk GC stress verification and fixes#126408

[cDAC] Stack walk GC stress verification and fixes#126408
max-charlamb wants to merge 23 commits intodotnet:mainfrom
max-charlamb:cdac-stackreferences-5

Commits on Apr 22, 2026

cDAC: stress framework improvements and stack walk bug fixes

Address PR review feedback

Address additional PR feedback (batch 2)

Address PR feedback (batch 3)

Address PR feedback (batch 4)

Update stale x86 comments in CheckForSkippedFrames

Update contract docs and address remaining PR feedback

Fix ReadPointerField type assertions for embedded types

Document instruction-level GC stress results in known-issues.md

Add FindReadyToRunModule fallback and refactor IsInterrupted tracking

Update known-issues with latest stress test analysis

Document ELEMENT_TYPE_INTERNAL root cause for 3 FRAME_DAC_ONLY failures

Add register info to FRAME_DIFF output and handle BadImageFormatException in PromoteCallerStack

Add SP comparison to FRAME_DIFF output for unwinder verification

Fix IsFirst not preserved for skipped frames causing scratch register filtering

Update known-issues: IsFirst fix resolved all 4 FRAME_DIFF failures

Address code review findings

Add cDAC stress tests to CI via Helix

Add RuntimeSignatureDecoder with ELEMENT_TYPE_INTERNAL support

Port ArgIterator from crossgen2 for calling convention analysis

Address PR review feedback

Commits on Apr 24, 2026

Address remaining PR review comments

Fix Apple x64 ABI detection and thread MetadataReader through decoder