target/i386: clean up repeated string operations

Do not bother generating inline wrappers for gen_repz and gen_repz2;
use s->prefix to separate REPZ from REPNZ in the case of SCAS and
CMPS.

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