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| author | Richard Guenther <rguenther@suse.de> | 2011-09-06 13:17:50 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2011-09-06 13:17:50 +0000 |
| commit | 5a7d7f9cf3bc2cacd798cae88a3de28bd1d7259d (patch) | |
| tree | 79a6f72b4c729032adb2e9fb056921d1ebcc1a92 /gcc/tree-ssa-alias.c | |
| parent | 0a03460680a09ac9dc7119f569ae9e59d5fc778b (diff) | |
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re PR tree-optimization/48317 (SCCVN does not handle vector constructors)
2011-09-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/48317
* tree-ssa-sccvn.h (struct vn_nary_op_s): Make op a true
trailing array.
(sizeof_vn_nary_op): New inline function.
(vn_nary_op_lookup_pieces): Adjust.
(vn_nary_op_insert_pieces): Likewise.
* tree-ssa-sccvn.c (vn_nary_op_eq): Also compare the length.
(init_vn_nary_op_from_pieces): Adjust signature. Deal with
any number of operands.
(vn_nary_length_from_stmt): New function.
(init_vn_nary_op_from_stmt): Adjust for CONSTRUCTOR handling.
(vn_nary_op_lookup_pieces): Adjust signature and allocate properly
sized temporary.
(vn_nary_op_lookup): Likewise.
(vn_nary_op_lookup_stmt): Likewise.
(vn_nary_op_insert_into): Likewise.
(vn_nary_op_insert_stmt): Likewise.
(visit_use): Handle CONSTRUCTOR as nary.
* tree-ssa-pre.c (phi_translate_1): Adjust.
(create_expression_by_pieces): Likewise.
(compute_avail): Likewise.
* gcc.dg/tree-ssa/ssa-fre-31.c: New testcase.
From-SVN: r178595
Diffstat (limited to 'gcc/tree-ssa-alias.c')
0 files changed, 0 insertions, 0 deletions