> I'm looking at ways at reducing/eliminating startup overheads the classfile > API in preparation of #17108, and have pushed a series of enhancements to > that effect already. This PR is a collection of minor improvements which add > up to a 1.5% reduction in retired instructions - or a 5% reduction in > executed bytecode - on a simple lambda startup test.
Claes Redestad has updated the pull request incrementally with one additional commit since the last revision: Descriptors can't be empty, optimize isArray and isClassOrInterface with descriptorString().charAt(0) == ------------- Changes: - all: https://git.openjdk.org/jdk/pull/18991/files - new: https://git.openjdk.org/jdk/pull/18991/files/c27d5ff8..7e7386e1 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=18991&range=01 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18991&range=00-01 Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod Patch: https://git.openjdk.org/jdk/pull/18991.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/18991/head:pull/18991 PR: https://git.openjdk.org/jdk/pull/18991