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Add support for SVA labels in read_verilog

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Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-03-07 11:17:32 -08:00
parent cda37830b0
commit 22ff60850e
3 changed files with 89 additions and 26 deletions
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12
frontends/ast/genrtlil.cc
View file

@ -1413,10 +1413,16 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint)
if (GetSize(en) != 1)
en = current_module->ReduceBool(NEW_ID, en);
std::stringstream sstr;
sstr << celltype << "$" << filename << ":" << linenum << "$" << (autoidx++);
IdString cellname;
if (str.empty()) {
std::stringstream sstr;
sstr << celltype << "$" << filename << ":" << linenum << "$" << (autoidx++);
cellname = sstr.str();
} else {
cellname = str;
}
RTLIL::Cell *cell = current_module->addCell(sstr.str(), celltype);
RTLIL::Cell *cell = current_module->addCell(cellname, celltype);
cell->attributes["\\src"] = stringf("%s:%d", filename.c_str(), linenum);
for (auto &attr : attributes) {

1
frontends/ast/simplify.cc
View file

@ -1511,6 +1511,7 @@ skip_dynamic_range_lvalue_expansion:;
newNode->children.push_back(assign_en);
AstNode *assertnode = new AstNode(type);
assertnode->str = str;
assertnode->children.push_back(new AstNode(AST_IDENTIFIER));
assertnode->children.push_back(new AstNode(AST_IDENTIFIER));
assertnode->children[0]->str = id_check;