On Mon, Oct 05, 2015 at 11:07:45AM +0100, Christophe Lyon wrote: > On 1 October 2015 at 11:41, James Greenhalgh <james.greenha...@arm.com> wrote: > > On Thu, Oct 01, 2015 at 09:33:07AM +0100, Marcus Shawcroft wrote: > >> On 25/09/15 08:59, James Greenhalgh wrote: > >> > > >> > Hi, > >> > > >> > This patch introduces a new scheduling model for Cortex-A53. > >> > > >> > Bootstrapped and tested on arm-none-linux-gnueabi and > >> > aarch64-none-linux-gnu > >> > and checked with a variety of popular benchmarking and microbenchmarking > >> > suites to show a benefit. > >> > > >> > OK? > >> > > >> > Thanks, > >> > James > >> > > >> > --- > >> > 2015-09-25 James Greenhalgh <james.greenha...@arm.com> > >> > > >> > * config/arm/aarch-common-protos.h > >> > (aarch_accumulator_forwarding): New. > >> > (aarch_forward_to_shift_is_not_shifted_reg): Likewise. > >> > * config/arm/aarch-common.c (aarch_accumulator_forwarding): New. > >> > (aarch_forward_to_shift_is_not_shifted_reg): Liekwise. > >> > * config/arm/cortex-a53.md: Rewrite. > >> > > >> > >> OK aarch64 with Kyrill's comments fixed. > >> /M > > > > Thanks, > > > > I had to rebase this over Evandro's recent patch adding neon_ldp/neon_ldp_q > > types to the old scheduling model. The rebase was obvious to resolve, and > > while I was there I also added the neon_stp/neon_stp_q types which were > > missing. > > > > I've attached what I ultimately committed as revision 228324. I messed up > > fixing the ChangeLog typo before commit, so that is revision 228325. > > > > Hi James, > > Since this commit I can see > gcc.target/aarch64/advsimd-intrinsics/vst1_lane.c fail at -O2 > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vst1_lane.c: > In function 'exec_vst1_lane': > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vst1_lane.c:96:1: > internal compiler error: output_operand: invalid %-code > 0x78f79e output_operand_lossage(char const*, ...) > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/final.c:3417 > 0x7934f3 output_asm_insn(char const*, rtx_def**) > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/final.c:3782 > 0x793d77 final_scan_insn(rtx_insn*, _IO_FILE*, int, int, int*) > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/final.c:3029 > 0x794b3a final(rtx_insn*, _IO_FILE*, int) > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/final.c:2058 > 0x7956fb rest_of_handle_final > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/final.c:4449 > 0x7956fb execute > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/final.c:4524 > Please submit a full bug report, > > on aarch64_be. > > I haven't looked at it in more details though.
Hi Christophe, Thanks for the report, I'd be surprised if that was to do with the scheduling model. I can reproduce the failure, and expect that Kugan's patch at https://gcc.gnu.org/ml/gcc-patches/2015-10/msg00129.html ought to do the job of fixing the ICE. Thanks, James
