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| author | Clifford Wolf <clifford@clifford.at> | 2018-04-13 11:52:28 +0200 |
|---|---|---|
| committer | Clifford Wolf <clifford@clifford.at> | 2018-04-13 11:52:28 +0200 |
| commit | 2d7f3123f0c74cafcacc18f25e14cd8bba703b4e (patch) | |
| tree | 1415698f06b34472758b86e52e19003aaeec29d8 /frontends/verilog/verilog_parser.y | |
| parent | 66ffc99695107808bd5fe0c8d09cf386dcb269fd (diff) | |
| download | yosys-2d7f3123f0c74cafcacc18f25e14cd8bba703b4e.tar.gz yosys-2d7f3123f0c74cafcacc18f25e14cd8bba703b4e.tar.bz2 yosys-2d7f3123f0c74cafcacc18f25e14cd8bba703b4e.zip | |
Add statement labels for immediate assertions
Signed-off-by: Clifford Wolf <clifford@clifford.at>
Diffstat (limited to 'frontends/verilog/verilog_parser.y')
| -rw-r--r-- | frontends/verilog/verilog_parser.y | 39 |
1 files changed, 21 insertions, 18 deletions
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: |