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| author | Bill Schmidt <wschmidt@linux.vnet.ibm.com> | 2011-12-08 22:00:38 +0000 |
|---|---|---|
| committer | William Schmidt <wschmidt@gcc.gnu.org> | 2011-12-08 22:00:38 +0000 |
| commit | 13a3e5b6d8c650d9fb74d641dc058e14b44c6f9d (patch) | |
| tree | a6babca41ccd1cdaf1767fd479f5f3b0a4249742 /gcc/function.c | |
| parent | 4be257dcc48c64761d15bced7b292abe9ef1ffee (diff) | |
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re PR middle-end/39976 (Big sixtrack degradation on powerpc 32/64 after revision r146817)
2011-12-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR middle-end/39976
* tree-ssa-dom.c (enum expr_kind): Add EXPR_PHI.
(struct hashable_expr): Add struct phi field.
(initialize_hash_element): Handle phis; change to use XCNEWVEC.
(hashable_expr_equal_p): Handle phis.
(iterative_hash_hashable_expr): Likewise.
(print_expr_hash_elt): Likewise.
(free_expr_hash_elt): Likewise.
(dom_opt_enter_block): Create equivalences from redundant phis.
(eliminate_redundant_computations): Handle redundant phis.
(lookup_avail_expr): Handle phis.
From-SVN: r182140
Diffstat (limited to 'gcc/function.c')
0 files changed, 0 insertions, 0 deletions