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. Thanks, James
