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Fix handling of defparam for when default_nettype is none

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Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-02-24 20:09:41 +01:00
parent a516b4fb5a
commit 1816fe06af
2 changed files with 6 additions and 0 deletions
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4
frontends/ast/simplify.cc
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@ -642,6 +642,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
// (iterate by index as e.g. auto wires can add new children in the process)
for (size_t i = 0; i < children.size(); i++) {
bool did_something_here = true;
bool backup_flag_autowire = flag_autowire;
if ((type == AST_GENFOR || type == AST_FOR) && i >= 3)
break;
if ((type == AST_GENIF || type == AST_GENCASE) && i >= 1)
@ -652,6 +653,8 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
break;
if (type == AST_PREFIX && i >= 1)
break;
if (type == AST_DEFPARAM && i == 0)
flag_autowire = true;
while (did_something_here && i < children.size()) {
bool const_fold_here = const_fold, in_lvalue_here = in_lvalue;
int width_hint_here = width_hint;
@ -686,6 +689,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage,
children.erase(children.begin() + (i--));
did_something = true;
}
flag_autowire = backup_flag_autowire;
}
for (auto &attr : attributes) {
while (attr.second->simplify(true, false, false, stage, -1, false, true))