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(parent: f5168e4) | patch
Enable fuse-caller-save on self-recursive functions
authorTom de Vries <vries@gcc.gnu.org>
Wed, 9 Jul 2014 21:03:44 +0000 (21:03 +0000)
committerTom de Vries <vries@gcc.gnu.org>
Wed, 9 Jul 2014 21:03:44 +0000 (21:03 +0000)
commit26e288bab56e529b3249c580ad31da4f0e77d76f
tree8f870b283ee2ce1cc19e7bdf8ea4acb72ccad8dctree
parentf5168e47a83d6afcab6afa176da2ba466c383dbbcommit | diff
Enable fuse-caller-save on self-recursive functions

2014-07-09  Tom de Vries  <tom@codesourcery.com>

* final.c (get_call_fndecl): Declare.
(self_recursive_call_p): New function.
(collect_fn_hard_reg_usage): Handle self-recursive function calls.

* gcc.target/i386/fuse-caller-save-rec.c: New test.

From-SVN: r212409
gcc/final.c diff | blob | blame | history
gcc/testsuite/gcc.target/i386/fuse-caller-save-rec.c [new file with mode: 0644] blob
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