diff options
Diffstat (limited to 'src/mem/slicc/parser.py')
| -rw-r--r-- | src/mem/slicc/parser.py | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/src/mem/slicc/parser.py b/src/mem/slicc/parser.py index ce665465f..bb958f746 100644 --- a/src/mem/slicc/parser.py +++ b/src/mem/slicc/parser.py @@ -165,12 +165,15 @@ class SLICC(Grammar): 'check_stop_slots' : 'CHECK_STOP_SLOTS', 'static_cast' : 'STATIC_CAST', 'if' : 'IF', + 'is_valid' : 'IS_VALID', + 'is_invalid' : 'IS_INVALID', 'else' : 'ELSE', 'return' : 'RETURN', 'THIS' : 'THIS', 'CHIP' : 'CHIP', 'void' : 'VOID', 'new' : 'NEW', + 'OOD' : 'OOD', } literals = ':[]{}(),=' @@ -576,7 +579,11 @@ class SLICC(Grammar): def p_statement__static_cast(self, p): "aexpr : STATIC_CAST '(' type ',' expr ')'" - p[0] = ast.StaticCastAST(self, p[3], p[5]) + p[0] = ast.StaticCastAST(self, p[3], "ref", p[5]) + + def p_statement__static_cast_ptr(self, p): + "aexpr : STATIC_CAST '(' type ',' STRING ',' expr ')'" + p[0] = ast.StaticCastAST(self, p[3], p[5], p[7]) def p_statement__return(self, p): "statement : RETURN expr SEMI" @@ -603,6 +610,10 @@ class SLICC(Grammar): "aexpr : var" p[0] = p[1] + def p_expr__localvar(self, p): + "aexpr : type ident" + p[0] = ast.LocalVariableAST(self, p[1], p[2]) + def p_expr__literal(self, p): "aexpr : literal" p[0] = p[1] @@ -619,6 +630,10 @@ class SLICC(Grammar): "aexpr : NEW type" p[0] = ast.NewExprAST(self, p[2]) + def p_expr__null(self, p): + "aexpr : OOD" + p[0] = ast.OodAST(self) + # globally access a local chip component and call a method def p_expr__local_chip_method(self, p): "aexpr : THIS DOT var '[' expr ']' DOT var DOT ident '(' exprs ')'" @@ -687,6 +702,14 @@ class SLICC(Grammar): "aexpr : '(' expr ')'" p[0] = p[2] + def p_expr__is_valid_ptr(self, p): + "aexpr : IS_VALID '(' var ')'" + p[0] = ast.IsValidPtrExprAST(self, p[3], True) + + def p_expr__is_invalid_ptr(self, p): + "aexpr : IS_INVALID '(' var ')'" + p[0] = ast.IsValidPtrExprAST(self, p[3], False) + def p_literal__string(self, p): "literal : STRING" p[0] = ast.LiteralExprAST(self, p[1], "std::string") |