git: openjdk/loom: fibers: Some compiler cleanup

[duke]

Changeset: a4d417ef
Author:    Rickard Bäckman <rickard.backman at oracle.com>
Date:      2022-04-06 15:30:22 +0000
URL:       https://git.openjdk.java.net/loom/commit/a4d417ef95b9d5eb7c90e1227afd98de885872f1

Some compiler cleanup

! src/hotspot/cpu/x86/c1_LIRGenerator_x86.cpp
! src/hotspot/share/c1/c1_LIRGenerator.cpp
! src/hotspot/share/c1/c1_LIRGenerator.hpp