------- Comment #6 from rearnsha at arm dot com 2009-07-13 14:22 -------
Subject: Re: allocate local variables with fewer
instructions
On Mon, 2009-07-06 at 10:43 +0000, steven at gcc dot gnu dot org wrote:
> But how to do this in GCC... The "push {lr}" is never even in the
> RTL. Output with same options + "-dAP":
We already do this for ARM state. In thumb the split between epilogue
code in RTL and text makes it slightly more complex, but not massively
so.
R.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40657