Comments (1)
luchsh
commented on May 22, 2024
这一点上Dragonwell应该是和上游OpenJDK发行版保持一致的 （可以验证下），这类改动应该尽量推动到OpenJDK上游，在下游做修改很容易造成兼容性问题。
Dragonwell的目标应该只是提供额外的增强特性，而不是改变现有行为（我说的有问题的话，阿里的各位道友可以纠正我哈）。
关于改法，我个人认为有两个点可能需要关注：
- 是否有这方面的现有标准，或事实标准的库，应该尽量遵照现有成文规范。
- 平衡兼容性和正确性，Java的历史负担很重，希望不要break现有生态。
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Related Issues (20)
- [Backport] VectorAPI: 8235405: C2: Merge AD instructions for different vector operations
- [Backport] VectorAPI: 8235824: C2: Merge AD instructions for AddReductionV and MulReductionV nodes
- [Backport] VectorAPI: 8235825: C2: Merge AD instructions for Replicate nodes
- [Backport] VectorAPI: 8235719: C2: Merge AD instructions for ShiftV, AbsV, and NegV nodes
- [Backport] VectorAPI: 8235688: C2: Merge AD instructions for AddV, SubV, and MulV nodes
- [Backport] VectorAPI: 8235756: C2: Merge AD instructions for DivV, SqrtV, and FmaV nodes
- [Backport] VectorAPI: 8223347: Integration of Vector API (Incubator)
- [Bug] Dragonwell开启Wisp后启动卡住
- [Backport] VectorAPI: 8236364: TEMP vector registers could be incorrectly assigned upper bank xmm registers after Generic Operands (JDK-8234391)
- [Backport] VectorAPI: 8236443: Issues with specializing vector register type for phi operand with generic operands
- [Backport] VectorAPI: 8240248: Extend superword reduction optimizations for x86
- [Bug]TestMiniDump.sh随机出现进程没有正常退出
- [Bug]重新打开TestMiniHeapDumpOpts.sh
- [Bug]TestBlockingAccept2端口号冲突
- The following problem occurred when Trino 359 switched Dragonwell 11.0.16.12 HOT 1
- [Bug] com/alibaba/wisp2/exclusive/bug/TestPreemptWisp2InternalBug.java随机失败
- sun/security/provider/SecureRandom/AbstractDrbg/SpecTest.java intermittently timeout HOT 1
- CI test exception
- java/security/cert/pkix/policyChanges/TestPolicy.java和java/security/cert/CertPathBuilder/targetConstraints/BuildEEBasicConstraints.java两个用例由于证书过期用例失败 HOT 4
- [Bug] Thread.stacksize is ignored by wisp HOT 1
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