> On Jan 14, 2014, at 7:19 AM, Alex Velenko <alex.vele...@arm.com> wrote: > > Hi, > > This patch turns off the vec_perm patterns for aarch64_be, this should resolve > the issue highlighted here > http://gcc.gnu.org/ml/gcc-patches/2014-01/msg00321.html > With this patch applied, the test case provided in that link compiles without > an ICE. > > However, the Big-Endian port is still in development. This patch exposes > another known but unrelated issue with Big-Endian Large-Int modes. > > The patch has been tested on aarch64-none-elf and aarch64_be-none-elf > resulting in five > further regression due to the broken implementation of Big-Endian Large-Int > modes. > > Kind regards, > Alex Velenko > > gcc/ > > 2014-01-14 Alex Velenko <alex.vele...@arm.com> > > * config/aarch64/aarch64-simd.md (vec_perm<mode>): Add BE check. > * config/aarch64/aarch64.c (aarch64_expand_vec_perm): Add comment. > > gcc/testsuite/ > > 2014-01-14 Alex Velenko <alex.vele...@arm.com> > > * lib/target-supports.exp > (check_effective_target_vect_perm): Exclude aarch64_be. > (check_effective_target_vect_perm_byte): Likewise. > (check_effective_target_vect_perm_short): Likewise.
I think you want to use a function to check if the target is effectively big-endian instead. Internally at Cavium, our elf compiler has big-endian multi-lib. Thanks, Andrew > > <vec-perm.patch>