On 12/23/2016 10:50 AM, Richard Sandiford wrote:
record_reg_classes is often the hottest function when generating
unoptimised output. It seems typical for over 60% of the instructions
it handles to be moves, and of course moves tend to be the instructions
with the longest constraint strings.
Ma
record_reg_classes is often the hottest function when generating
unoptimised output. It seems typical for over 60% of the instructions
it handles to be moves, and of course moves tend to be the instructions
with the longest constraint strings.
Maybe we should avoid using move constraints to set c