diff options
Diffstat (limited to 'frontends/verilog')
| -rw-r--r-- | frontends/verilog/verilog_parser.y | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/frontends/verilog/verilog_parser.y b/frontends/verilog/verilog_parser.y index ea0a09599..f25a8de28 100644 --- a/frontends/verilog/verilog_parser.y +++ b/frontends/verilog/verilog_parser.y @@ -1243,9 +1243,12 @@ single_defparam_decl: }; enum_type: TOK_ENUM { + static int enum_count; // create parent node for the enum astbuf2 = new AstNode(AST_ENUM); ast_stack.back()->children.push_back(astbuf2); + astbuf2->str = std::string("$enum"); + astbuf2->str += std::to_string(enum_count++); // create the template for the names astbuf1 = new AstNode(AST_ENUM_ITEM); astbuf1->children.push_back(AstNode::mkconst_int(0, true)); @@ -1254,6 +1257,7 @@ enum_type: TOK_ENUM { delete astbuf1; astbuf1 = tnode; tnode->type = AST_WIRE; + tnode->attributes["\\enum_type"] = AstNode::mkconst_str(astbuf2->str); // drop constant but keep any range delete tnode->children[0]; tnode->children.erase(tnode->children.begin()); } @@ -1311,7 +1315,10 @@ enum_var: TOK_ID { } ; -enum_decl: enum_type enum_var_list ';' { delete astbuf1; } +enum_decl: enum_type enum_var_list ';' { + //enum_type creates astbuf1 for use by typedef only + delete astbuf1; + } ; wire_decl: |