diff options
Diffstat (limited to 'frontends/ast/simplify.cc')
| -rw-r--r-- | frontends/ast/simplify.cc | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/frontends/ast/simplify.cc b/frontends/ast/simplify.cc index 61bc03b9..ed5ee172 100644 --- a/frontends/ast/simplify.cc +++ b/frontends/ast/simplify.cc @@ -527,18 +527,18 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage, // trim/extend parameters if (type == AST_PARAMETER || type == AST_LOCALPARAM) { if (children.size() > 1 && children[1]->type == AST_RANGE) { + if (!children[1]->range_valid) + log_error("Non-constant width range on parameter decl at %s:%d.\n", filename.c_str(), linenum); + int width = children[1]->range_left - children[1]->range_right + 1; if (children[0]->type == AST_REALVALUE) { - int intvalue = round(children[0]->realvalue); - log("Warning: converting real value %e to integer %d at %s:%d.\n", - children[0]->realvalue, intvalue, filename.c_str(), linenum); + RTLIL::Const constvalue = children[0]->realAsConst(width); + log("Warning: converting real value %e to binary %s at %s:%d.\n", + realvalue, log_signal(constvalue), filename.c_str(), linenum); delete children[0]; - children[0] = mkconst_int(intvalue, sign_hint); + children[0] = mkconst_bits(constvalue.bits, sign_hint); did_something = true; } if (children[0]->type == AST_CONSTANT) { - if (!children[1]->range_valid) - log_error("Non-constant width range on parameter decl at %s:%d.\n", filename.c_str(), linenum); - int width = children[1]->range_left - children[1]->range_right + 1; if (width != int(children[0]->bits.size())) { RTLIL::SigSpec sig(children[0]->bits); sig.extend_u0(width, children[0]->is_signed); |