On 10/5/20 8:09 AM, Jakub Jelinek wrote:
On Fri, Oct 02, 2020 at 12:59:54PM -0400, Andrew MacLeod via Gcc-patches wrote:
The ranger is needed to map those values to the switch variable, and also
apply any previous ranges or derived values (ie, if you ask for the range of
'y' in case 2, it will return unsigned int [6,6].
* gimple-range-edge.h: New File.
(outgoing_range): Calculate/cache constant outgoing edge ranges.
* gimple-range-edge.cc: New file.
(gimple_outgoing_range_stmt_p): New. Find control statement.
(outgoing_range::outgoing_range): New.
(outgoing_range::~outgoing_range): New.
(outgoing_range::get_edge_range): New. Internal switch edge query.
(outgoing_range::calc_switch_ranges): New. Calculate switch ranges.
(outgoing_range::edge_range_p): New. Find constant range on edge.
Just a ChangeLog comment (ditto for several other patches).
When you add a new file, just say that and nothing else, i.e.
* gimple-range-edge.h: New File.
* gimple-range-edge.cc: New file.
and that's it. Everything in the new file is new, no need to state it
explicitly.
Jakub
Really? huh. ok. Figured it was useful for anyone looking up a routine
name. That will dramatically shrink these changelogs :-)
Andrew
