On Wed, Nov 11, 2015 at 12:12:56PM +0000, Will Deacon wrote: > On Tue, Nov 10, 2015 at 06:45:39PM -0800, Z Lim wrote: > > On Tue, Nov 10, 2015 at 2:41 PM, Yang Shi <yang....@linaro.org> wrote: > > > aarch64 doesn't have native store immediate instruction, such operation > > > > Actually, aarch64 does have "STR (immediate)". For arm64 JIT, we can > > consider using it as an optimization. > > Yes, I'd definitely like to see that in preference to moving via a > temporary register.
Wait a second, we're both talking rubbish here :) The STR (immediate) form is referring to the addressing mode, whereas this patch wants to store an immediate value to memory, which does need moving to a register first. So the original patch is fine. Will -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
