|author||Aart Bik <firstname.lastname@example.org>||Fri Aug 03 19:49:56 2018 +0000|
|email@example.com <firstname.lastname@example.org>||Fri Aug 03 19:49:56 2018 +0000|
[vm/compiler] Various 64-bit operator improvements. Rationale: Improves the slow path of 64-bit REM/TRUNCDIV on X64 and ARM64. Also introduces 64-bit negate operator, which was needed to expose negative contants (viz. x / -3 was represented as x / - (3) first). The negate operator is not recognized in AOT mode yet, since shifts by out-of-range constants should learn how to throw rather than deopt.... https://github.com/dart-lang/sdk/issues/33967 https://github.com/flutter/flutter/issues/19677 Change-Id: I7d81c9b1c72d99e8c4018f68c0501c7b599e073f Reviewed-on: https://dart-review.googlesource.com/68280 Commit-Queue: Aart Bik <email@example.com> Reviewed-by: Alexander Markov <firstname.lastname@example.org> Reviewed-by: Vyacheslav Egorov <email@example.com>
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