8221639: [i386] expand_exec_shield_cs_limit workaround is undefined code after JDK-8199717
Summary: Only perform this optimization for x86_64
Reviewed-by: dholmes, andrew
^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/.*