[PATCH, LRA] Remove REG_DEAD and REG_UNUSED notes.
Eric Botcazou
ebotcazou@adacore.com
Tue Sep 24 15:28:00 GMT 2013
> This patch removes REG_DEAD and REG_UNUSED notes in update_inc_notes,
> as it is what the function is supposed to do (see the comments) and as
> keeping these notes produce some failures, at least on ARM.
The description is too terse. In the RTL middle-end, you shouldn't have to
manually deal with the REG_DEAD and REG_UNUSED notes (unlike REG_EQUAL and
REG_EQUIV notes), as the DF framework is supposed to do it for you.
--
Eric Botcazou
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