On 7 January 2018 at 21:55, James Greenhalgh <james.greenha...@arm.com> wrote: > On Fri, Nov 17, 2017 at 06:40:13PM +0000, Jeff Law wrote: >> On 11/17/2017 08:33 AM, Richard Sandiford wrote: >> > This allows LD3 to be used for isolated a[i * 3] accesses, in a similar >> > way to the current a[i * 2] and a[i * 4] for LD2 and LD4 respectively. >> > Given the problems with the cost model underestimating the cost of >> > elementwise accesses, the patch continues to reject the VMAT_ELEMENTWISE >> > cases that are currently rejected. >> > >> > Tested on aarch64-linux-gnu (with and without SVE), x86_64-linux-gnu >> > and powerpc64le-linux-gnu. OK to install? >> > >> > Richard >> > >> > >> > 2017-11-17 Richard Sandiford <richard.sandif...@linaro.org> >> > Alan Hayward <alan.hayw...@arm.com> >> > David Sherwood <david.sherw...@arm.com> >> > >> > gcc/ >> > * tree-vect-data-refs.c (vect_analyze_group_access_1): Allow >> > single-element interleaving even if the size is not a power of 2. >> > * tree-vect-stmts.c (get_load_store_type): Disallow elementwise >> > accesses for single-element interleaving if the group size is >> > not a power of 2. >> > >> > gcc/testsuite/ >> > * gcc.target/aarch64/sve_struct_vect_18.c: New test. >> > * gcc.target/aarch64/sve_struct_vect_18_run.c: Likewise. >> > * gcc.target/aarch64/sve_struct_vect_19.c: Likewise. >> > * gcc.target/aarch64/sve_struct_vect_19_run.c: Likewise. >> OK. >> jeff > > The AArch64 tests are OK. >
Hi, After this commit (r256634), I have reported regressions on armeb in: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83851 Christophe > Thanks, > James >