Improve field tracking with hash table lookup #4
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This replaces O(n) linear scan with O(1) hash table for textfield/slider registration using linear probing for collision handling. It also adds iui_ptr_hash_idx() using Knuth multiplicative hash to avoid clustering on page-aligned buffer allocations.
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This replaces O(n) linear scan with O(1) hash table for textfield/slider registration using linear probing for collision handling. It also adds iui_ptr_hash_idx() using Knuth multiplicative hash to avoid clustering on page-aligned buffer allocations.