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Handle struct members of union type (#3641)

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Dag Lem 2023-01-29 19:45:45 +01:00 • committed by GitHub
parent 541fdffff2
commit db13c6df2b
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3 changed files with 18 additions and 2 deletions
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2
frontends/ast/genrtlil.cc
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@ -877,7 +877,7 @@ void AstNode::detectSignWidthWorker(int &width_hint, bool &sign_hint, bool *foun
this_width = id_ast->children[0]->range_left - id_ast->children[0]->range_right + 1;
if (children.size() > 1)
range = children[1];
} else if (id_ast->type == AST_STRUCT_ITEM || id_ast->type == AST_STRUCT) {
} else if (id_ast->type == AST_STRUCT_ITEM || id_ast->type == AST_STRUCT || id_ast->type == AST_UNION) {
AstNode *tmp_range = make_struct_member_range(this, id_ast);
this_width = tmp_range->range_left - tmp_range->range_right + 1;
delete tmp_range;

2
frontends/ast/simplify.cc
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@ -2063,7 +2063,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
if (name_has_dot(str, sname)) {
if (current_scope.count(str) > 0) {
auto item_node = current_scope[str];
if (item_node->type == AST_STRUCT_ITEM || item_node->type == AST_STRUCT) {
if (item_node->type == AST_STRUCT_ITEM || item_node->type == AST_STRUCT || item_node->type == AST_UNION) {
// structure member, rewrite this node to reference the packed struct wire
auto range = make_struct_member_range(this, item_node);
newNode = new AstNode(AST_IDENTIFIER, range);