8233590: Compiler thread creation fails with assert(_c2_count > 0 || _c1_count > 0) failed: No compilers?
Summary: Handle the case with -XX:-TieredCompilation properly
Reviewed-by: shade, thartmann
Contributed-by: fujie@loongson.cn
^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
(^|/)\.DS_Store
(^|/)\.metadata/
(^|/)\.recommenders/
test/nashorn/script/external
test/nashorn/lib
NashornProfile.txt
(^|/)JTreport/
(^|/)JTwork/
(^|/)\.git/
^src/utils/hsdis/build/