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| author | Richard Guenther <rguenther@suse.de> | 2008-07-29 17:09:26 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2008-07-29 17:09:26 +0000 |
| commit | ce94d3547f81cc3dd105f4a3377e72cdbd2bbd2c (patch) | |
| tree | d2185d79e36deb34f5ad3885547df3a1a15064b0 /gcc/tree-ssa-sccvn.h | |
| parent | 0f3a057aa9e5b4f6fbdbee87e8224ca9ea5a6d83 (diff) | |
| download | gcc-ce94d3547f81cc3dd105f4a3377e72cdbd2bbd2c.zip gcc-ce94d3547f81cc3dd105f4a3377e72cdbd2bbd2c.tar.gz gcc-ce94d3547f81cc3dd105f4a3377e72cdbd2bbd2c.tar.bz2 | |
re PR tree-optimization/36945 (PRE/SCCVN do not handle aggregate function arguments correctly)
2008-07-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36945
* tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
Record invariant addresses un-decomposed.
(copy_reference_ops_from_call): Record reference call
arguments properly. Simplify.
* tree-ssa-pre.c (create_component_ref_by_pieces_1): New
helper split out from ...
(create_component_ref_by_pieces): ... here. Simplify.
Prepare for recursive invocation for call arguments.
(create_expression_by_pieces): Adjust call to
create_component_ref_by_pieces.
(compute_avail): Process operand 2 of reference ops.
* gcc.dg/tree-ssa/ssa-pre-18.c: New testcase.
From-SVN: r138257
Diffstat (limited to 'gcc/tree-ssa-sccvn.h')
| -rw-r--r-- | gcc/tree-ssa-sccvn.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssa-sccvn.h b/gcc/tree-ssa-sccvn.h index 923be19..d648cd9 100644 --- a/gcc/tree-ssa-sccvn.h +++ b/gcc/tree-ssa-sccvn.h @@ -174,6 +174,7 @@ vn_nary_op_t vn_nary_op_insert_stmt (gimple, tree); vn_nary_op_t vn_nary_op_insert_pieces (unsigned int, enum tree_code, tree, tree, tree, tree, tree, tree, unsigned int); +void copy_reference_ops_from_ref (tree, VEC(vn_reference_op_s, heap) **); void copy_reference_ops_from_call (gimple, VEC(vn_reference_op_s, heap) **); tree vn_reference_lookup_pieces (VEC (tree, gc) *, VEC (vn_reference_op_s, heap) *, |