diff options
| author | Clifford Wolf <clifford@clifford.at> | 2018-04-12 14:28:28 +0200 |
|---|---|---|
| committer | Clifford Wolf <clifford@clifford.at> | 2018-04-12 14:28:28 +0200 |
| commit | 66ffc99695107808bd5fe0c8d09cf386dcb269fd (patch) | |
| tree | e26413cf47972463b621e7c332c29b02d1752fae /frontends/verilog/verilog_parser.y | |
| parent | 2f0ecff71cd0ddb6e4ac3cc85950f4d504645b64 (diff) | |
| download | yosys-66ffc99695107808bd5fe0c8d09cf386dcb269fd.tar.gz yosys-66ffc99695107808bd5fe0c8d09cf386dcb269fd.tar.bz2 yosys-66ffc99695107808bd5fe0c8d09cf386dcb269fd.zip | |
Allow "property" in 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 | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/frontends/verilog/verilog_parser.y b/frontends/verilog/verilog_parser.y index 47a5ddfa5..ef4e03a1a 100644 --- a/frontends/verilog/verilog_parser.y +++ b/frontends/verilog/verilog_parser.y @@ -1236,39 +1236,42 @@ opt_label: $$ = NULL; }; +opt_property: + TOK_PROPERTY | /* empty */; + assert: - TOK_ASSERT '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_ASSUME : AST_ASSERT, $3)); + TOK_ASSERT opt_property '(' expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_ASSUME : AST_ASSERT, $4)); } | - TOK_ASSUME '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $3)); + TOK_ASSUME opt_property '(' expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $4)); } | - TOK_ASSERT '(' TOK_EVENTUALLY expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_FAIR : AST_LIVE, $4)); + TOK_ASSERT opt_property '(' TOK_EVENTUALLY expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_FAIR : AST_LIVE, $5)); } | - TOK_ASSUME '(' TOK_EVENTUALLY expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $4)); + TOK_ASSUME opt_property '(' TOK_EVENTUALLY expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $5)); } | - TOK_COVER '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_COVER, $3)); + TOK_COVER opt_property '(' expr ')' ';' { + ast_stack.back()->children.push_back(new AstNode(AST_COVER, $4)); } | - TOK_COVER '(' ')' ';' { + TOK_COVER opt_property '(' ')' ';' { ast_stack.back()->children.push_back(new AstNode(AST_COVER, AstNode::mkconst_int(1, false))); } | TOK_COVER ';' { ast_stack.back()->children.push_back(new AstNode(AST_COVER, AstNode::mkconst_int(1, false))); } | - TOK_RESTRICT '(' expr ')' ';' { + TOK_RESTRICT opt_property '(' expr ')' ';' { if (norestrict_mode) - delete $3; + delete $4; else - ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $3)); + ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $4)); } | - TOK_RESTRICT '(' TOK_EVENTUALLY expr ')' ';' { + TOK_RESTRICT opt_property '(' TOK_EVENTUALLY expr ')' ';' { if (norestrict_mode) - delete $4; + delete $5; else - ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $4)); + ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $5)); }; assert_property: |