Hi,

I am probably missing something:

> The basic idea is enabling cfglayout mode and then ensuring that insn
> stream and control flow are in sync with each other at all times. This
> is required because e.g. on Itanium the final bundling happens right
> after scheduling, and any extra jumps emitted by cfg_layout_finalize
> will spoil the schedule.

what is the difference between this idea and the cfgrtl mode?

Zdenek

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