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authorpinskia <pinskia@138bc75d-0d04-0410-961f-82ee72b054a4>2006-01-06 15:00:50 +0000
committerpinskia <pinskia@138bc75d-0d04-0410-961f-82ee72b054a4>2006-01-06 15:00:50 +0000
commit42d4911b8dc22575a2dcfc02e7c7b0ffe6b83470 (patch)
treea2eb7c5a1ac7d7676af864386f00a8b4e000cc8b /gcc/tree-ssa-structalias.c
parent73100110dc9d773924ca6217f4f19c89d6373e2d (diff)
downloadgcc-42d4911b8dc22575a2dcfc02e7c7b0ffe6b83470.tar.gz
2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/25528 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR and IMAGPART_EXPR. * tree-flow-inline.h (var_can_have_subvars): Handle complex types on non gimple variables. Also add checks at the top for decls and mtags. * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle complex types. * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR and IMAGPART_EXPR for creating MUST_DEFs. (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG, and NAME_MEMORY_TAG separately from the DECLs. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@109419 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-structalias.c')
-rw-r--r--gcc/tree-ssa-structalias.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/tree-ssa-structalias.c b/gcc/tree-ssa-structalias.c
index bae21a02518..0e2032c481a 100644
--- a/gcc/tree-ssa-structalias.c
+++ b/gcc/tree-ssa-structalias.c
@@ -3568,6 +3568,24 @@ push_fields_onto_fieldstack (tree type, VEC(fieldoff_s,heap) **fieldstack,
{
tree field;
int count = 0;
+
+ if (TREE_CODE (type) == COMPLEX_TYPE)
+ {
+ fieldoff_s *real_part, *img_part;
+ real_part = VEC_safe_push (fieldoff_s, heap, *fieldstack, NULL);
+ real_part->type = TREE_TYPE (type);
+ real_part->size = TYPE_SIZE (TREE_TYPE (type));
+ real_part->offset = offset;
+ real_part->decl = NULL_TREE;
+
+ img_part = VEC_safe_push (fieldoff_s, heap, *fieldstack, NULL);
+ img_part->type = TREE_TYPE (type);
+ img_part->size = TYPE_SIZE (TREE_TYPE (type));
+ img_part->offset = offset + TREE_INT_CST_LOW (TYPE_SIZE (TREE_TYPE (type)));
+ img_part->decl = NULL_TREE;
+
+ return 2;
+ }
for (field = TYPE_FIELDS (type); field; field = TREE_CHAIN (field))
if (TREE_CODE (field) == FIELD_DECL)