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| author | Jakub Jelinek <jakub@redhat.com> | 2008-12-18 08:54:43 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2008-12-18 08:54:43 +0100 |
| commit | ec81df7d4e83ddd28014e07e0eec7fe0e3559deb (patch) | |
| tree | b285e368e7c5678010a07f0b6719488e1e1f94b3 /gcc/stack-ptr-mod.c | |
| parent | 9f68560cb5dd86f27ed0df035cc4821b39885887 (diff) | |
| download | gcc-ec81df7d4e83ddd28014e07e0eec7fe0e3559deb.zip gcc-ec81df7d4e83ddd28014e07e0eec7fe0e3559deb.tar.gz gcc-ec81df7d4e83ddd28014e07e0eec7fe0e3559deb.tar.bz2 | |
re PR middle-end/38533 (tree-ssa-reassoc.c increases register pressure several times)
PR middle-end/38533
* tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
(rewrite_expr_tree): Add moved argument, move stmts together if
needed. Call remove_visited_stmt_chain.
(linearize_expr_tree): Don't move stmts here.
(reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
Adjust rewrite_expr_tree caller.
* gcc.dg/tree-ssa/pr38533.c: New test.
* gcc.c-torture/execute/pr38533.c: New test.
From-SVN: r142807
Diffstat (limited to 'gcc/stack-ptr-mod.c')
0 files changed, 0 insertions, 0 deletions