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| author | Clifford Wolf <clifford@clifford.at> | 2018-09-24 20:51:16 +0200 |
|---|---|---|
| committer | Jim Lawson <ucbjrl@berkeley.edu> | 2018-10-08 11:38:10 -0700 |
| commit | 89ef6600bcc0a52c3ce2f22805fd877b7528e8d6 (patch) | |
| tree | ba05f2a1cc9f733be726ef65ccd639466ee297f0 /frontends/verilog/verilog_parser.y | |
| parent | e8431d1508ff28bf8983d7f2f1859060c9d9fdcd (diff) | |
| download | yosys-89ef6600bcc0a52c3ce2f22805fd877b7528e8d6.tar.gz yosys-89ef6600bcc0a52c3ce2f22805fd877b7528e8d6.tar.bz2 yosys-89ef6600bcc0a52c3ce2f22805fd877b7528e8d6.zip | |
Add "read_verilog -noassert -noassume -assert-assumes"
Signed-off-by: Clifford Wolf <clifford@clifford.at>
Diffstat (limited to 'frontends/verilog/verilog_parser.y')
| -rw-r--r-- | frontends/verilog/verilog_parser.y | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/frontends/verilog/verilog_parser.y b/frontends/verilog/verilog_parser.y index 63cf646e9..16cac1460 100644 --- a/frontends/verilog/verilog_parser.y +++ b/frontends/verilog/verilog_parser.y @@ -58,7 +58,8 @@ namespace VERILOG_FRONTEND { bool do_not_require_port_stubs; bool default_nettype_wire; bool sv_mode, formal_mode, lib_mode; - bool norestrict_mode, assume_asserts_mode; + bool noassert_mode, noassume_mode, norestrict_mode; + bool assume_asserts_mode, assert_assumes_mode; bool current_wire_rand, current_wire_const; std::istream *lexin; } @@ -1281,16 +1282,28 @@ opt_stmt_label: assert: opt_stmt_label TOK_ASSERT opt_property '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_ASSUME : AST_ASSERT, $5)); + if (noassert_mode) + delete $5; + else + ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_ASSUME : AST_ASSERT, $5)); } | opt_stmt_label TOK_ASSUME opt_property '(' expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_ASSUME, $5)); + if (noassume_mode) + delete $5; + else + ast_stack.back()->children.push_back(new AstNode(assert_assumes_mode ? AST_ASSERT : AST_ASSUME, $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)); + if (noassert_mode) + delete $6; + else + ast_stack.back()->children.push_back(new AstNode(assume_asserts_mode ? AST_FAIR : AST_LIVE, $6)); } | opt_stmt_label TOK_ASSUME opt_property '(' TOK_EVENTUALLY expr ')' ';' { - ast_stack.back()->children.push_back(new AstNode(AST_FAIR, $6)); + if (noassume_mode) + delete $6; + else + ast_stack.back()->children.push_back(new AstNode(assert_assumes_mode ? AST_LIVE : AST_FAIR, $6)); } | opt_stmt_label TOK_COVER opt_property '(' expr ')' ';' { ast_stack.back()->children.push_back(new AstNode(AST_COVER, $5)); |