Re: [committed] [RISC-V] Allow uarchs to set TARGET_OVERLAP_OP_BY_PIECES_P

2024-05-07 Thread Jeff Law
On 5/7/24 3:24 PM, Palmer Dabbelt wrote: @@ -529,6 +536,7 @@ static const struct riscv_tune_param generic_ooo_tune_info = { 4, /* fmv_cost */ false, /* slow_unaligned_access */ false,

Re: [committed] [RISC-V] Allow uarchs to set TARGET_OVERLAP_OP_BY_PIECES_P

2024-05-07 Thread Palmer Dabbelt
On Tue, 07 May 2024 14:18:36 PDT (-0700), Jeff Law wrote: > This is almost exclusively work from the VRULL team. > > As we've discussed in the Tuesday meeting in the past, we'd like to have > a knob in the tuning structure to indicate that overlapped stores during > move_by_pieces expansion of memc