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chore: reduce allocation of Num#655

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stephenamar-db merged 1 commit intodatabricks:masterfrom
He-Pin:reduceNum
Mar 23, 2026
Merged

chore: reduce allocation of Num#655
stephenamar-db merged 1 commit intodatabricks:masterfrom
He-Pin:reduceNum

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@He-Pin He-Pin commented Mar 21, 2026

Motivation:

Reduce the Num allocations

   基准测试对比: 改进前 (HEAD~1) vs 改进后 (HEAD)
   ====================================================================================================
   Benchmark                                           Before (ms/op)   After (ms/op)       Change
   ----------------------------------------------------------------------------------------------------
   assertions.jsonnet                                       1.019           0.575       -43.6%
   bench.01.jsonnet                                       0.123           0.132        +7.3%
   bench.02.jsonnet                                      48.347          48.581        +0.5%
   bench.03.jsonnet                                      16.147          15.447        -4.3%
   bench.04.jsonnet                                      39.434          45.222       +14.7%
   bench.06.jsonnet                                       0.657           0.680        +3.5%
   bench.07.jsonnet                                       4.543           3.900       -14.2%
   bench.08.jsonnet                                       0.133           0.109       -18.0%
   bench.09.jsonnet                                       0.112           0.130       +16.1%
   gen_big_object.jsonnet                                 1.755           1.480       -15.7%
   large_string_join.jsonnet                              6.659           6.705        +0.7%
   large_string_template.jsonnet                          3.407           3.356        -1.5%
   realistic1.jsonnet                                     3.843           3.762        -2.1%
   realistic2.jsonnet                                   129.287         106.573       -17.6%
   base64.jsonnet                                         1.188           2.184       +83.8%
   base64Decode.jsonnet                                   1.333           0.828       -37.9%
   base64DecodeBytes.jsonnet                             12.453          10.628       -14.7%
   base64_byte_array.jsonnet                              1.896           2.084        +9.9%
   comparison.jsonnet                                    29.518          34.007       +15.2%
   comparison2.jsonnet                                   80.905          81.289        +0.5%
   escapeStringJson.jsonnet                               0.089           0.082        -7.9%
   foldl.jsonnet                                         12.170          11.003        -9.6%
   lstripChars.jsonnet                                    0.958           0.867        -9.5%
   manifestJsonEx.jsonnet                                 0.178           0.187        +5.1%
   manifestTomlEx.jsonnet                                 0.177           0.230       +29.9%
   manifestYamlDoc.jsonnet                                0.138           0.196       +42.0%
   member.jsonnet                                         1.055           1.092        +3.5%
   parseInt.jsonnet                                       0.118           0.103       -12.7%
   reverse.jsonnet                                       12.214          11.873        -2.8%
   rstripChars.jsonnet                                    0.873           0.821        -6.0%
   stripChars.jsonnet                                     1.080           0.812       -24.8%
   substr.jsonnet                                         0.276           0.262        -5.1%
   setDiff.jsonnet                                        0.740           0.694        -6.2%
   setInter.jsonnet                                       0.653           0.614        -6.0%
   setUnion.jsonnet                                       1.106           1.028        -7.1%
   ----------------------------------------------------------------------------------------------------
   TOTAL                                                414.584         397.536        -4.1%
   ====================================================================================================
@stephenamar-db stephenamar-db merged commit d9e1e04 into databricks:master Mar 23, 2026
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@He-Pin He-Pin deleted the reduceNum branch March 23, 2026 17:41
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