commit | 8db293ed70ecdcc9d1f57e2be7297b3b2fba0232 | [log] [tgz] |
---|---|---|
author | Jens Johansen <jensj@google.com> | Fri Nov 30 12:39:27 2018 +0000 |
committer | commit-bot@chromium.org <commit-bot@chromium.org> | Fri Nov 30 12:39:27 2018 +0000 |
tree | daac470a7a4a6fe85d239571959a2355963e3e32 | |
parent | c45abca64887e6b3784950cc4e972d16858666e3 [diff] |
Lazy VariableIndexer in ast_to_binary.dart Often a VariableIndexer was initialized with no use. This CL eliminates that by creating it as needed. Golem says: ia32 whole stack (i.e. together with the utf8 stuff) AstToBinary (Intel Xeon) 4.265% (0.3 noise) AstToBinaryP50 (Intel Xeon) 4.364% (0.3 noise) AstToBinaryP90 (Intel Xeon) 4.365% (0.3 noise) AstToBinaryP90 (Intel Core i5) 5.890% (0.3 noise) AstToBinary (Intel Core i5) 5.772% (0.3 noise) AstToBinaryP50 (Intel Core i5) 6.004% (0.4 noise) by itself (i.e. compared to the one with hte utf8 stuff) AstToBinary (Intel Xeon) 0.4910% (0.0 noise) AstToBinaryP50 (Intel Xeon) 0.6186% (0.0 noise) AstToBinaryP90 (Intel Xeon) 0.6415% (0.0 noise) AstToBinaryP90 (Intel Core i5) 1.974% (0.1 noise) AstToBinary (Intel Core i5) 1.854% (0.1 noise) AstToBinaryP50 (Intel Core i5) 2.072% (0.1 noise) whole stack (i.e. together with the utf8 stuff) whole stack AstToBinaryP90 (Intel Core i5) 5.457% (0.2 noise) AstToBinaryP50 (Intel Xeon) 5.150% (0.4 noise) AstToBinary (Intel Xeon) 5.552% (0.4 noise) AstToBinaryP90 (Intel Xeon) 5.756% (0.4 noise) AstToBinaryP50 (Intel Core i5) 4.809% (0.4 noise) AstToBinary (Intel Core i5) 5.099% (0.5 noise) by itself (i.e. compared to the one with hte utf8 stuff) AstToBinaryP50 (Intel Core i5) -0.6758% (-0.1 noise) AstToBinary (Intel Core i5) -0.0593% (-0.0 noise) AstToBinaryP90 (Intel Core i5) 1.292% (0.0 noise) AstToBinaryP50 (Intel Xeon) 0.6355% (0.0 noise) AstToBinaryP90 (Intel Xeon) 0.9089% (0.1 noise) AstToBinary (Intel Xeon) 0.9836% (0.1 noise) Change-Id: Ia9a86958f9a9280c6ee40695fe3020debb8312a5 Reviewed-on: https://dart-review.googlesource.com/c/85340 Commit-Queue: Jens Johansen <jensj@google.com> Reviewed-by: Peter von der Ahé <ahe@google.com>
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