git: openjdk/jdk: 8289434: x86_64: Improve comment on gen_continuation_enter()

[Richard Reingruber]

Changeset: d260a4e7
Author:    Richard Reingruber <rrich at openjdk.org>
Date:      2022-07-01 06:12:52 +0000
URL:       https://git.openjdk.org/jdk/commit/d260a4e794681c6f4be4767350702754cfc2035c

8289434: x86_64: Improve comment on gen_continuation_enter()

Reviewed-by: kvn

! src/hotspot/cpu/x86/sharedRuntime_x86_64.cpp