From: Clifford Wolf Date: Fri, 13 Apr 2018 09:52:28 +0000 (+0200) Subject: Add statement labels for immediate assertions X-Git-Tag: yosys-0.8~117 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2d7f3123f0c74cafcacc18f25e14cd8bba703b4e;p=yosys.git Add statement labels for immediate assertions Signed-off-by: Clifford Wolf --- diff --git a/frontends/verilog/verilog_parser.y b/frontends/verilog/verilog_parser.y index ef4e03a1a..e803d8072 100644 --- a/frontends/verilog/verilog_parser.y +++ b/frontends/verilog/verilog_parser.y @@ -1239,39 +1239,42 @@ opt_label: opt_property: TOK_PROPERTY | /* empty */; +opt_stmt_label: + TOK_ID ':' | /* empty */; + assert: - TOK_ASSERT opt_property '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_ASSUME : AST_ASSERT, $4)); + opt_stmt_label TOK_ASSERT opt_property '(' expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_ASSUME : AST_ASSERT, $5)); } | - TOK_ASSUME opt_property '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $4)); + opt_stmt_label TOK_ASSUME opt_property '(' expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $5)); } | - TOK_ASSERT opt_property '(' TOK_EVENTUALLY expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_FAIR : AST_LIVE, $5)); + opt_stmt_label TOK_ASSERT opt_property '(' TOK_EVENTUALLY expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_FAIR : AST_LIVE, $6)); } | - TOK_ASSUME opt_property '(' TOK_EVENTUALLY expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $5)); + opt_stmt_label TOK_ASSUME opt_property '(' TOK_EVENTUALLY expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $6)); } | - TOK_COVER opt_property '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_COVER, $4)); + opt_stmt_label TOK_COVER opt_property '(' expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(AST_COVER, $5)); } | - TOK_COVER opt_property '(' ')' ';' { + opt_stmt_label TOK_COVER opt_property '(' ')' ';' { ast_stack.back()->children.push_back(new AstNode(AST_COVER, AstNode::mkconst_int(1, false))); } | - TOK_COVER ';' { + opt_stmt_label TOK_COVER ';' { ast_stack.back()->children.push_back(new AstNode(AST_COVER, AstNode::mkconst_int(1, false))); } | - TOK_RESTRICT opt_property '(' expr ')' ';' { + opt_stmt_label TOK_RESTRICT opt_property '(' expr ')' ';' { if (norestrict_mode) - delete $4; + delete $5; else - ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $4)); + ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $5)); } | - TOK_RESTRICT opt_property '(' TOK_EVENTUALLY expr ')' ';' { + opt_stmt_label TOK_RESTRICT opt_property '(' TOK_EVENTUALLY expr ')' ';' { if (norestrict_mode) - delete $5; + delete $6; else - ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $5)); + ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $6)); }; assert_property: