Re: [PATCH-1 v2, rs6000] Replace shift and ior insns with one rotate and mask insn for bswap pattern [PR93453]

[HAO CHEN GUI via Gcc-patches]

Hi,

On 7/6/2022 下午 11:59, Segher Boessenkool wrote:
>> --- /dev/null
>> +++ b/gcc/testsuite/gcc.target/powerpc/pr93453-1.c
>> @@ -0,0 +1,14 @@
>> +/* { dg-do compile { target lp64 } } */
>> +/* { dg-options "-mdejagnu-cpu=power6 -O2" } */
> It doesn't require -m64, only -mpowerpc64.  You can use has_arch_ppc64
> to test for the latter.

Tested it with 'target has_arch_ppc64', it works on both -m32 and -m64.

Thanks.
Gui Haochen