[vectorIntrinsics] RFR: Merge panama-vector:master

[Ningsheng Jian]

Merge with master. Vector API tests passed on both x86 and aarch64.

Conflicts are in *.ad. Resolved by moving the code to matcher_*.hpp to align with https://github.com/openjdk/jdk/pull/3947.

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Commit messages:
 - Merge with master
 - 8251392: Consolidate Metaspace Statistics
 - 8267116: Lanai: Incorrect AlphaComposite for VolatileImage graphics
 - 8266404: Fatal error report generated with -XX:+CrashOnOutOfMemoryError should not contain suggestion to submit a bug report
 - 8267112: JVMCI compiler modules should be kept upgradable
 - 8264777: Overload optimized FileInputStream::readAllBytes
 - 8266742: Check W^X state on possible safepoint
 - 8266520: Revert to OpenGL as the default 2D rendering pipeline for macOS
 - 8265705: aarch64: KlassDecodeMovk mode broken
 - 8264561: javap get NegativeArraySizeException on bad instruction
 - ... and 270 more: https://git.openjdk.java.net/panama-vector/compare/34ca5490...85c4eb0e

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - vectorIntrinsics: https://webrevs.openjdk.java.net/?repo=panama-vector&pr=83&range=00.0
 - panama-vector:master: https://webrevs.openjdk.java.net/?repo=panama-vector&pr=83&range=00.1

Changes: https://git.openjdk.java.net/panama-vector/pull/83/files
  Stats: 59159 lines in 1426 files changed: 30056 ins; 17498 del; 11605 mod
  Patch: https://git.openjdk.java.net/panama-vector/pull/83.diff
  Fetch: git fetch https://git.openjdk.java.net/panama-vector pull/83/head:pull/83

PR: https://git.openjdk.java.net/panama-vector/pull/83