diff options
Diffstat (limited to 'frontends/ast/genrtlil.cc')
| -rw-r--r-- | frontends/ast/genrtlil.cc | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/frontends/ast/genrtlil.cc b/frontends/ast/genrtlil.cc index 4b3310501..4a84e0a9e 100644 --- a/frontends/ast/genrtlil.cc +++ b/frontends/ast/genrtlil.cc @@ -1336,16 +1336,19 @@ RTLIL::SigSpec AstNode::genRTLIL(int width_hint, bool sign_hint) continue; } if (child->type == AST_PARASET) { - if (child->children[0]->type != AST_CONSTANT) - log_error("Parameter `%s' with non-constant value at %s:%d!\n", - child->str.c_str(), filename.c_str(), linenum); - if (child->str.size() == 0) { - char buf[100]; - snprintf(buf, 100, "$%d", ++para_counter); - cell->parameters[buf] = child->children[0]->asParaConst(); - } else { - cell->parameters[child->str] = child->children[0]->asParaConst(); + IdString paraname = child->str.empty() ? stringf("$%d", ++para_counter) : child->str; + if (child->children[0]->type == AST_REALVALUE) { + log_warning("Replacing floating point parameter %s.%s = %f with string at %s:%d.\n", + log_id(cell), log_id(paraname), child->children[0]->realvalue, + filename.c_str(), linenum); + auto strnode = AstNode::mkconst_str(stringf("%f", child->children[0]->realvalue)); + strnode->cloneInto(child->children[0]); + delete strnode; } + if (child->children[0]->type != AST_CONSTANT) + log_error("Parameter %s.%s with non-constant value at %s:%d!\n", + log_id(cell), log_id(paraname), filename.c_str(), linenum); + cell->parameters[paraname] = child->children[0]->asParaConst(); continue; } if (child->type == AST_ARGUMENT) { |