On 05/04/2016 03:25 PM, Ramana Radhakrishnan wrote:
On ARM / AArch32 I haven't seen any performance data yet - the one place we are concerned about the impact is on Thumb2 code size as regrename may end up inadvertently putting more things in high registers.
In theory at least arm_preferred_rename_class is designed to make the opposite happen.
Bernd
