Tom de Vries <tom_devr...@mentor.com> writes: > On 22-04-14 17:05, Tom de Vries wrote: >> I've updated the fuse-caller-save patch series to model non-callee >> call clobbers >> in CALL_INSN_FUNCTION_USAGE. >> > > Vladimir, > > This patch adds a hook to indicate whether a target has added the non-callee > call clobbers to CALL_INSN_FUNCTION_USAGE, meaning it's safe to do the > fuse-caller-save optimization.
FWIW I think this should be a plain bool rather than a function, like delay_sched2 etc. Thanks, Richard