Robert Suchanek <robert.sucha...@imgtec.com> writes: > The patch below disables generation of the branch likely instructions for -Os > but only for generic architecture. The branch likely may result in some > code size reduction but the cost of running the code on R6 core is > significant.
How about instead splitting PTF_AVOID_BRANCHLIKELY into PTF_AVOID_BRANCHLIKELY_SPEED and PTF_AVOID_BRANCHLIKELY_SIZE? We could have PTF_AVOID_BRANCHLIKELY_ALWAYS as an OR of the two. Anything that does string ops on the architecture is suspicious :-) Thanks, Richard
