diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-09-24 07:35:55 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-09-24 07:35:55 +0000 |
| commit | 842c7753947bbce821b21863a7f7404c0543028b (patch) | |
| tree | 57fd1e1a8691727365ec0a98226d7ba07c04e952 /gcc/tree-ssa-pre.c | |
| parent | 4262c320246c6c5ce120ecbf31345720e280643d (diff) | |
| download | gcc-842c7753947bbce821b21863a7f7404c0543028b.tar.gz | |
2015-09-24 Richard Biener <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_reference_op_struct): Add clique and base
members.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record clique
and base for MEM_REF and TARGET_MEM_REF. Handle BIT_FIELD_REF
offset.
(ao_ref_init_from_vn_reference): Record clique and base in the
built base.
* tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise
* g++.dg/tree-ssa/restrict3.C: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@228074 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index 56bc7bf1492..ac298d3cabd 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -2531,7 +2531,10 @@ create_component_ref_by_pieces_1 (basic_block block, vn_reference_t ref, off)); baseop = build_fold_addr_expr (base); } - return fold_build2 (MEM_REF, currop->type, baseop, offset); + genop = build2 (MEM_REF, currop->type, baseop, offset); + MR_DEPENDENCE_CLIQUE (genop) = currop->clique; + MR_DEPENDENCE_BASE (genop) = currop->base; + return genop; } case TARGET_MEM_REF: @@ -2554,8 +2557,12 @@ create_component_ref_by_pieces_1 (basic_block block, vn_reference_t ref, if (!genop1) return NULL_TREE; } - return build5 (TARGET_MEM_REF, currop->type, - baseop, currop->op2, genop0, currop->op1, genop1); + genop = build5 (TARGET_MEM_REF, currop->type, + baseop, currop->op2, genop0, currop->op1, genop1); + + MR_DEPENDENCE_CLIQUE (genop) = currop->clique; + MR_DEPENDENCE_BASE (genop) = currop->base; + return genop; } case ADDR_EXPR: |