Ping^2
On Thu, Jul 9, 2015 at 5:42 PM, Bin.Cheng <amker.ch...@gmail.com> wrote: > Ping. > > On Fri, Jun 26, 2015 at 4:47 PM, Bin Cheng <bin.ch...@arm.com> wrote: >> Hi, >> The canonical form of subtract of immediate is (add op0 minus_imm), which is >> supported with addsi3_aarch64 pattern on aarch64. Unfortunately wrong cost >> (8 rather than 4) is computed by aarch64_rtx_cost because it doesn't honor >> the fact that it actually is a sub instruction. This patch fixes it, is >> this OK? >> >> Thanks, >> bin >> >> 2015-06-25 Bin Cheng <bin.ch...@arm.com> >> >> * config/aarch64/aarch64.c (aarch64_rtx_costs): Handle addition of >> minus immediate.