target/i386: split X86_CHECK_prot into PE and VM86 checks

SYSENTER is allowed in VM86 mode, but not in real mode.  Split the check
so that PE and !VM86 are covered by separate bits.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 files changed