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authorClifford Wolf <clifford@clifford.at>2017-06-07 12:30:24 +0200
committerClifford Wolf <clifford@clifford.at>2017-06-07 12:30:24 +0200
commit8f8baccfde62d238025024eb1060ae0aba4c77e3 (patch)
tree302be16a368f4df3b010f0ad6d2edf4135ad5a1e /frontends/ast
parent129984e115d318e00ec065ea76cb8c5926393bc4 (diff)
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Fix generation of vlogtb output in yosys-smtbmc for "rand reg" and "rand const reg"
Diffstat (limited to 'frontends/ast')
-rw-r--r--frontends/ast/genrtlil.cc7
1 files changed, 7 insertions, 0 deletions
diff --git a/frontends/ast/genrtlil.cc b/frontends/ast/genrtlil.cc
index 78e83e038..6c2eafacd 100644
--- a/frontends/ast/genrtlil.cc
+++ b/frontends/ast/genrtlil.cc
@@ -1497,6 +1497,13 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint)
cell->attributes["\\src"] = stringf("%s:%d", filename.c_str(), linenum);
cell->parameters["\\WIDTH"] = width;
+ if (attributes.count("\\reg")) {
+ auto &attr = attributes.at("\\reg");
+ if (attr->type != AST_CONSTANT)
+ log_error("Attribute `reg' with non-constant value at %s:%d!\n", filename.c_str(), linenum);
+ cell->attributes["\\reg"] = attr->asAttrConst();
+ }
+
Wire *wire = current_module->addWire(myid + "_wire", width);
wire->attributes["\\src"] = stringf("%s:%d", filename.c_str(), linenum);
cell->setPort("\\Y", wire);