diff options
Diffstat (limited to 'src/theory/arith/arith_rewriter.cpp')
-rw-r--r-- | src/theory/arith/arith_rewriter.cpp | 50 |
1 files changed, 28 insertions, 22 deletions
diff --git a/src/theory/arith/arith_rewriter.cpp b/src/theory/arith/arith_rewriter.cpp index 66223b479..a309b9403 100644 --- a/src/theory/arith/arith_rewriter.cpp +++ b/src/theory/arith/arith_rewriter.cpp @@ -182,37 +182,43 @@ RewriteResponse ArithRewriter::postRewriteAtomConstantRHS(TNode t){ TNode left = t[0]; TNode right = t[1]; - Comparison cmp = Comparison::mkComparison(t.getKind(), Polynomial::parsePolynomial(left), Constant(right)); + Comparison cmp = Comparison::mkNormalComparison(t.getKind(), Polynomial::parsePolynomial(left), Constant(right)); - if(cmp.isBoolean()){ - return RewriteResponse(REWRITE_DONE, cmp.getNode()); - } + Assert(cmp.isNormalForm()); + return RewriteResponse(REWRITE_DONE, cmp.getNode()); - if(cmp.getLeft().containsConstant()){ - Monomial constantHead = cmp.getLeft().getHead(); - Assert(constantHead.isConstant()); - Constant constant = constantHead.getConstant(); + // Comparison cmp = Comparison::mkComparison(t.getKind(), Polynomial::parsePolynomial(left), Constant(right)); - Constant negativeConstantHead = -constant; + // if(cmp.isBoolean()){ + // return RewriteResponse(REWRITE_DONE, cmp.getNode()); + // } - cmp = cmp.addConstant(negativeConstantHead); - } - Assert(!cmp.getLeft().containsConstant()); + // if(cmp.getLeft().containsConstant()){ + // Monomial constantHead = cmp.getLeft().getHead(); + // Assert(constantHead.isConstant()); - if(!cmp.getLeft().getHead().coefficientIsOne()){ - Monomial constantHead = cmp.getLeft().getHead(); - Assert(!constantHead.isConstant()); - Constant constant = constantHead.getConstant(); + // Constant constant = constantHead.getConstant(); - Constant inverse = Constant::mkConstant(constant.getValue().inverse()); + // Constant negativeConstantHead = -constant; - cmp = cmp.multiplyConstant(inverse); - } - Assert(cmp.getLeft().getHead().coefficientIsOne()); + // cmp = cmp.addConstant(negativeConstantHead); + // } + // Assert(!cmp.getLeft().containsConstant()); - Assert(cmp.isBoolean() || cmp.isNormalForm()); - return RewriteResponse(REWRITE_DONE, cmp.getNode()); + // if(!cmp.getLeft().getHead().coefficientIsOne()){ + // Monomial constantHead = cmp.getLeft().getHead(); + // Assert(!constantHead.isConstant()); + // Constant constant = constantHead.getConstant(); + + // Constant inverse = Constant::mkConstant(constant.getValue().inverse()); + + // cmp = cmp.multiplyConstant(inverse); + // } + // Assert(cmp.getLeft().getHead().coefficientIsOne()); + + // Assert(cmp.isBoolean() || cmp.isNormalForm()); + // return RewriteResponse(REWRITE_DONE, cmp.getNode()); } RewriteResponse ArithRewriter::postRewriteAtom(TNode atom){ |