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Merge pull request #1879 from jjj11x/jjj11x/package_decl

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support using previously declared types/localparams/parameters in package
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whitequark 2020-04-14 12:40:00 +00:00 • committed by GitHub
commit f41c7ccfff
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3 changed files with 33 additions and 4 deletions
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23
frontends/ast/simplify.cc
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@ -442,6 +442,29 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
}
}
// create name resolution entries for all objects with names
if (type == AST_PACKAGE) {
//add names to package scope
for (size_t i = 0; i < children.size(); i++) {
AstNode *node = children[i];
// these nodes appear at the top level in a package and can define names
if (node->type == AST_PARAMETER || node->type == AST_LOCALPARAM || node->type == AST_TYPEDEF) {
current_scope[node->str] = node;
}
if (node->type == AST_ENUM) {
current_scope[node->str] = node;
for (auto enode : node->children) {
log_assert(enode->type==AST_ENUM_ITEM);
if (current_scope.count(enode->str) == 0)
current_scope[enode->str] = enode;
else
log_file_error(filename, location.first_line, "enum item %s already exists in package\n", enode->str.c_str());
}
}
}
}
auto backup_current_block = current_block;
auto backup_current_block_child = current_block_child;
auto backup_current_top_block = current_top_block;