From 53b7af62613624ab966934862b160a0b3ed3826d Mon Sep 17 00:00:00 2001 From: Cristian Cadar Date: Fri, 10 Jul 2009 07:34:04 +0000 Subject: Added support for bitwise not. Replacing "false == " with Not in the canonical form. git-svn-id: https://llvm.org/svn/llvm-project/klee/trunk@75239 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Expr/Parser.cpp | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'lib/Expr/Parser.cpp') diff --git a/lib/Expr/Parser.cpp b/lib/Expr/Parser.cpp index 52fba4a6..85a9a1ac 100644 --- a/lib/Expr/Parser.cpp +++ b/lib/Expr/Parser.cpp @@ -822,6 +822,8 @@ static bool LookupExprInfo(const Token &Tok, unsigned &Kind, if (memcmp(Tok.start, "Mul", 3) == 0) return SetOK(Expr::Mul, true, 2); + if (memcmp(Tok.start, "Not", 3) == 0) + return SetOK(Expr::Not, true, 1); if (memcmp(Tok.start, "And", 3) == 0) return SetOK(Expr::And, true, 2); if (memcmp(Tok.start, "Shl", 3) == 0) @@ -829,8 +831,6 @@ static bool LookupExprInfo(const Token &Tok, unsigned &Kind, if (memcmp(Tok.start, "Xor", 3) == 0) return SetOK(Expr::Xor, true, 2); - if (memcmp(Tok.start, "Neg", 3) == 0) - return SetOK(eMacroKind_Neg, true, 1); if (memcmp(Tok.start, "Ult", 3) == 0) return SetOK(Expr::Ult, false, 2); if (memcmp(Tok.start, "Ule", 3) == 0) @@ -849,6 +849,8 @@ static bool LookupExprInfo(const Token &Tok, unsigned &Kind, return SetOK(Expr::Sge, false, 2); break; + + case 4: if (memcmp(Tok.start, "Read", 4) == 0) return SetOK(Expr::Read, true, -1); @@ -1020,6 +1022,9 @@ ExprResult ParserImpl::ParseUnaryParenExpr(const Token &Name, return Builder->Eq(Builder->Constant(0, E->getWidth()), E); case eMacroKind_Neg: return Builder->Sub(Builder->Constant(0, E->getWidth()), E); + case Expr::Not: + // FIXME: Type check arguments. + return Builder->Not(E); case Expr::SExt: // FIXME: Type check arguments. return Builder->SExt(E, ResTy); -- cgit 1.4.1