This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [patch][4.5] Make regmove cfglayout-safe
On Mon, Mar 9, 2009 at 5:46 PM, Paolo Bonzini <bonzini@gnu.org> wrote:
> Going further down is a bit harder because pass_split_all_insns can
> create arbitrary mess in the stream requiring find_sub_basic_blocks to
> be called.
When/how can this happen? I wouldn't think there are many
define_splits that split one insn into many insns with control flow.
And exceptions shouldn't be too difficult to deal with...?
Ciao!
Steven