Wiki: Create Spoke Page for Core - Unboxed-Types-and-VM-Magic

[LSantha]

Goal

Document the unboxed types used for low-level VM development.

Instructions

1. Use the Skill: Apply update-wiki.
2. Note: Already on the index as 'VMagic'. UPDATE the row.
3. Research: Analyze core/src/vmmagic/ and VmMagic.java.
4. Content: Explain Address, Word, Offset, and Extent, and how the compiler treats them as primitives.

[LSantha]

/oc Please proceed with this task.

[opencode-agent]

The issue was already closed (issue #41). The task is complete.

Summary:

• Created Unboxed-Types-and-VM-Magic.md documenting Address, Word, Offset, Extent, their compiler treatment (no object allocation, inline machine instructions, register-based arithmetic), UnboxedObject marker interface, ObjectReference, and MagicHelper integration
• Updated index.md (Pages, Concepts, Source Path, Task Routing tables)
• Updated Changelog.md
• Pushed to wiki repository

Wiki page: https://github.com/LSantha/jnode_ai/wiki/Unboxed-Types-and-VM-Magic

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[LSantha]

/oc Please proceed with this task.

[opencode-agent]

The task is already complete. The wiki has:

1. Unboxed-Types-and-VM-Magic.md — Documents Address, Word, Offset, Extent, compiler treatment (no allocation, inline instructions, register arithmetic), UnboxedObject, ObjectReference, and MagicHelper.

2. index.md — Updated with the page in Pages, Concepts, Source Path, and Task Routing tables.

3. Pushed to remote — Commit ca2e1e8 is on origin/master.

Wiki page: https://github.com/LSantha/jnode_ai/wiki/Unboxed-Types-and-VM-Magic

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