Re: [PATCH, 3/10] skip swapping operands used in ccmp

2014-06-26 Thread Zhenqiang Chen
On 25 June 2014 22:44, Richard Earnshaw wrote: > On 23/06/14 07:58, Zhenqiang Chen wrote: >> Hi, >> >> Swapping operands in a ccmp will lead to illegal instructions. So the >> patch disables it in simplify_while_replacing. >> >> The patch is separated from >> https://gcc.gnu.org/ml/gcc-patches/201

Re: [PATCH, 3/10] skip swapping operands used in ccmp

2014-06-26 Thread Zhenqiang Chen
On 26 June 2014 05:03, Jeff Law wrote: > On 06/25/14 08:44, Richard Earnshaw wrote: >> >> On 23/06/14 07:58, Zhenqiang Chen wrote: >>> >>> Hi, >>> >>> Swapping operands in a ccmp will lead to illegal instructions. So the >>> patch disables it in simplify_while_replacing. >>> >>> The patch is separ

Re: [PATCH, 3/10] skip swapping operands used in ccmp

2014-06-25 Thread Jeff Law
On 06/25/14 08:44, Richard Earnshaw wrote: On 23/06/14 07:58, Zhenqiang Chen wrote: Hi, Swapping operands in a ccmp will lead to illegal instructions. So the patch disables it in simplify_while_replacing. The patch is separated from https://gcc.gnu.org/ml/gcc-patches/2014-02/msg01407.html. To

Re: [PATCH, 3/10] skip swapping operands used in ccmp

2014-06-25 Thread Richard Earnshaw
On 23/06/14 07:58, Zhenqiang Chen wrote: > Hi, > > Swapping operands in a ccmp will lead to illegal instructions. So the > patch disables it in simplify_while_replacing. > > The patch is separated from > https://gcc.gnu.org/ml/gcc-patches/2014-02/msg01407.html. > > To make it clean. The patch ad