cranelift: per-table mutability tracking + call_indirect elisions on immutable funcref tables#13445

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matthargett wants to merge 9 commits into

bytecodealliance:mainfrom

rebeckerspecialties:table-mutability-tracking-upstream

Commits on Jul 10, 2026

environ: track per-table mutability bit during translation
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cranelift: lower constant-index call_indirect to direct call
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cranelift: elide indirect-call sig check on uniform-typed immutable tables
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cranelift: elide funcref-null check when no precomputed slot is null
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cranelift: skip per-dispatch table-bound load when table cannot grow
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environ: integration tests for analyze_table_mutability
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soundness fixes for the call_indirect optimizations
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port call_indirect elisions to upstream table_initialization model
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tests: runtime coverage for call_indirect on immutable tables
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