diff options
| -rw-r--r-- | README.md | 4 | ||||
| -rw-r--r-- | frontends/ast/simplify.cc | 8 |
2 files changed, 5 insertions, 7 deletions
@@ -443,8 +443,8 @@ Verilog Attributes and non-standard features - The ``wiretype`` attribute is added by the verilog parser for wires of a typedef'd type to indicate the type identifier. -- Various ``enum_{width}_{value}`` attributes are added to wires of an - enumerated type to give a map of possible enum items to their values. +- Various ``enum_value_{value}`` attributes are added to wires of an enumerated type + to give a map of possible enum items to their values. - The ``enum_base_type`` attribute is added to enum items to indicate which enum they belong to (enums -- anonymous and otherwise -- are diff --git a/frontends/ast/simplify.cc b/frontends/ast/simplify.cc index ced5e5cf9..cb89f58ba 100644 --- a/frontends/ast/simplify.cc +++ b/frontends/ast/simplify.cc @@ -931,9 +931,7 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage, ); } //start building attribute string - std::string enum_item_str = "\\enum_"; - enum_item_str.append(std::to_string(width)); - enum_item_str.append("_"); + std::string enum_item_str = "\\enum_value_"; //get enum item value if(enum_item->children[0]->type != AST_CONSTANT){ log_error("expected const, got %s for %s (%s)\n", @@ -941,8 +939,8 @@ bool AstNode::simplify(bool const_fold, bool at_zero, bool in_lvalue, int stage, enum_item->str.c_str(), enum_node->str.c_str() ); } - int val = enum_item->children[0]->asInt(is_signed); - enum_item_str.append(std::to_string(val)); + RTLIL::Const val = enum_item->children[0]->bitsAsConst(width, is_signed); + enum_item_str.append(val.as_string()); //set attribute for available val to enum item name mappings attributes[enum_item_str.c_str()] = mkconst_str(enum_item->str); } |