diff options
Diffstat (limited to 'gcc/tree-ssa-loop-im.c')
| -rw-r--r-- | gcc/tree-ssa-loop-im.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/gcc/tree-ssa-loop-im.c b/gcc/tree-ssa-loop-im.c index 4aafc81..0330a27 100644 --- a/gcc/tree-ssa-loop-im.c +++ b/gcc/tree-ssa-loop-im.c @@ -128,7 +128,7 @@ get_stmt_uid (tree stmt) bool for_each_index (tree *addr_p, bool (*cbck) (tree, tree *, void *), void *data) { - tree *nxt; + tree *nxt, *idx; for (; ; addr_p = nxt) { @@ -144,7 +144,6 @@ for_each_index (tree *addr_p, bool (*cbck) (tree, tree *, void *), void *data) return cbck (*addr_p, nxt, data); case BIT_FIELD_REF: - case COMPONENT_REF: case VIEW_CONVERT_EXPR: case ARRAY_RANGE_REF: case REALPART_EXPR: @@ -152,6 +151,17 @@ for_each_index (tree *addr_p, bool (*cbck) (tree, tree *, void *), void *data) nxt = &TREE_OPERAND (*addr_p, 0); break; + case COMPONENT_REF: + /* If the component has varying offset, it behaves like index + as well. */ + idx = &TREE_OPERAND (*addr_p, 2); + if (*idx + && !cbck (*addr_p, idx, data)) + return false; + + nxt = &TREE_OPERAND (*addr_p, 0); + break; + case ARRAY_REF: nxt = &TREE_OPERAND (*addr_p, 0); if (!cbck (*addr_p, &TREE_OPERAND (*addr_p, 1), data)) |