Re: [PATCH, rs6000] Provide little-endian support for vmrgew and vmrgow

2014-02-16 Thread David Edelsohn
On Sun, Feb 16, 2014 at 12:19 PM, Bill Schmidt wrote: > Hi, > > With -mcpu=power8, we see two test cases (gcc.dg/vect/slp-perm-2.c and > gcc.dg/vect/slp-perm-5.c) regress for powerpc64le-linux. GCC makes use > of some new Power8 instructions (vmrgew and vmrgow) which need > adjustment for little

[PATCH, rs6000] Provide little-endian support for vmrgew and vmrgow

2014-02-16 Thread Bill Schmidt
Hi, With -mcpu=power8, we see two test cases (gcc.dg/vect/slp-perm-2.c and gcc.dg/vect/slp-perm-5.c) regress for powerpc64le-linux. GCC makes use of some new Power8 instructions (vmrgew and vmrgow) which need adjustment for little endian targets. As with merge-high and merge-low, we need to reve