238da1c942
The distinct-operands facility is bundled into facility 45, along with load-on-condition. We are checking this at startup. Remove the a0 == a1 checks for 64-bit sub, and, or, xor, as there is no space savings for avoiding the distinct-operands insn. Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>