[jdk17u-dev] RFR: Merge jdk17u:master

[Christoph Langer]

Merge changes of jdk-17.0.12+7

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Commit messages:
 - Merge tag 'jdk-17.0.12+7'
 - 8335963: [17u] Remove designator DEFAULT_PROMOTED_VERSION_PRE=ea for release 17.0.12
 - 8320548: Improved loop handling
 - 8303466: C2: failed: malformed control flow. Limit type made precise with MaxL/MinL
 - 8327413: Enhance compilation efficiency
 - 8324559: Improve 2D image handling
 - 8323390: Enhance mask blit functionality
 - 8323231: Improve array management
 - 8320097: Improve Image transformations
 - 8325600: Better symbol storage
 - ... and 2 more: https://git.openjdk.org/jdk17u-dev/compare/a1e7701e...9823351b

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2721&range=00.0
 - jdk17u:master: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2721&range=00.1

Changes: https://git.openjdk.org/jdk17u-dev/pull/2721/files
  Stats: 148 lines in 15 files changed: 88 ins; 4 del; 56 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2721.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2721/head:pull/2721

PR: https://git.openjdk.org/jdk17u-dev/pull/2721