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| author | Richard Guenther <rguenther@suse.de> | 2009-04-15 14:18:22 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2009-04-15 14:18:22 +0000 |
| commit | f116fecf890dbc4aaacd256eb26459d7ece30e99 (patch) | |
| tree | d3fafed5c7015ded94c8c73fef791671f893cbc0 /gcc/tree-ssa-sccvn.c | |
| parent | 25e20805c0689319973ce9a5201cd0c3e149c9e2 (diff) | |
| download | gcc-f116fecf890dbc4aaacd256eb26459d7ece30e99.zip gcc-f116fecf890dbc4aaacd256eb26459d7ece30e99.tar.gz gcc-f116fecf890dbc4aaacd256eb26459d7ece30e99.tar.bz2 | |
tree-ssa-pre.c (eliminate): When replacing a PHI node carry out a necessary conversion.
2009-04-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (eliminate): When replacing a PHI node carry
out a necessary conversion.
* tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
names we didn't value number.
* tree-mudflap.c (mf_build_check_statement_for): Use correct types.
From-SVN: r146121
Diffstat (limited to 'gcc/tree-ssa-sccvn.c')
| -rw-r--r-- | gcc/tree-ssa-sccvn.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index f3b00e9..b101aeb 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -2886,7 +2886,8 @@ run_scc_vn (bool may_insert_arg) if (!name) continue; info = VN_INFO (name); - if (info->valnum == name) + if (info->valnum == name + || info->valnum == VN_TOP) info->value_id = get_next_value_id (); else if (is_gimple_min_invariant (info->valnum)) info->value_id = get_or_alloc_constant_value_id (info->valnum); |