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| author | Vladimir Makarov <vmakarov@redhat.com> | 2009-07-22 22:00:17 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 2009-07-22 22:00:17 +0000 |
| commit | db1a8d988963af9d6891316fc565b5aa38e334be (patch) | |
| tree | e6debce284f28f6755b99e28e2d7cd846214ef7d /libgfortran/io/unix.c | |
| parent | cae63f886fb819cd96eafb32964949bc8d6e9a4f (diff) | |
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re PR target/37488 (register allocation spills floats needlessly)
2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
PR target/37488
* ira-lives.c (bb_has_abnormal_call_pred): New function.
(process_bb_node_lives): Use it.
* ira.c (setup_cover_and_important_classes): Don't setup
ira_important_class_nums. Add cover classes to the end of
important classes.
(cover_class_order, comp_reg_classes_func,
reorder_important_classes): New.
(find_reg_class_closure): Use reorder_important_classes.
* config/i386/i386.h (IRA_COVER_CLASSES): Remove.
* config/i386/i386.c (i386_ira_cover_classes): New function.
(TARGET_IRA_COVER_CLASSES): Redefine.
* doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
importance of order of cover classes in the array.
From-SVN: r149962
Diffstat (limited to 'libgfortran/io/unix.c')
0 files changed, 0 insertions, 0 deletions