git: openjdk/jdk21u: master: 8320209: VectorMaskGen clobbers rflags on x86_64

[Aleksey Shipilev]

Changeset: 21a003ae
Author:    Sandhya Viswanathan <sviswanathan at openjdk.org>
Committer: Aleksey Shipilev <shade at openjdk.org>
Date:      2023-11-21 10:18:53 +0000
URL:       https://git.openjdk.org/jdk21u/commit/21a003ae8d1dfbeb0dcdf877eb4cd3df9e62e036

8320209: VectorMaskGen clobbers rflags on x86_64

Backport-of: b05e69f789fa8c9a5320be5a841317abd3b3a235

! src/hotspot/cpu/x86/x86.ad