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}, "118-17": { "candidate": [ "NATIVE_ALLOCATION,\"integral_expression\",62,4187,0,130" ], "previous": [ "NATIVE_ALLOCATION,\"integral_expression\",96,6792,0,130" ] }, "118-18": { "candidate": [ "NATIVE_ALLOCATION,\"integral_expression\",53,4024,0,130" ], "previous": [ "NATIVE_ALLOCATION,\"integral_expression\",96,6792,0,130" ] }, "118-19": { "candidate": [ "NATIVE_ALLOCATION,\"integral_expression\",92,5945,0,130" ], "previous": [ "NATIVE_ALLOCATION,\"integral_expression\",139,9465,0,130" ] } }, "initial_allocation_probe": "\"integral_expression\",122,86917,0,8320", "profile": { "method": "Five-second native process stack sample of the initial runtime-precision/HOUR control. Counts are sampled inclusive stack frames, not elapsed percentages.", "observation": "272 sampled TemporalRound frames; 139 and 67 leading timestamp_array frame groups plus vector-growth descendants motivate writing directly to the existing capacity-sized TimestampBuilder. A second inspection confirms sdiv in the generic width loop. Builder-only drops a representative allocation probe from 122/86917 bytes to 99/48253 bytes but still misses bulk admission. Final constant scalar widths avoid runtime division and scalar broadcasts. Full paths and JVM address maps stay local." }, "limitations": [ "Only verified total built-in epoch producers and release-supported UTC units; nonzero/regional zones, unknown/fallible producers, arbitrary/invalid precision and other units keep their prior correct routes. Same-name UDF identity is never inferred from text.", "Unchanged released temporal-rounding tests run as separate stock oracles. Focused local tests are distinct from full hosted suites, which must qualify the exact pushed head.", "Tiny cells, independent stock medians, variability and all complete-job results are retained. Prepared bulk speedups do not imply universal complete-job acceleration.", "The two lowest paired prepared gains are approximately 2% with overlapping sample ranges; no stable throughput gain is asserted for those near-parity controls." ], "disassembly_verification": { "platform": "macOS arm64 release", "specialized_width_functions": 5, "integer_division_instructions": 0, "method": "Disassemble the five round_fixed specializations; the generic fallback retains runtime signed division. Specialization names are inlined implementation details, not exported APIs." } }