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rename to op-constraint to give space for other operations

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-12-15 09:20:11 -08:00
parent bc1e44ab71
commit a2aa1170f9
8 changed files with 77 additions and 54 deletions
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15
src/math/polysat/constraint.cpp
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@ -19,7 +19,7 @@ Author:
#include "math/polysat/log_helper.h"
#include "math/polysat/ule_constraint.h"
#include "math/polysat/mul_ovfl_constraint.h"
#include "math/polysat/shr_constraint.h"
#include "math/polysat/op_constraint.h"
namespace polysat {
@ -233,11 +233,10 @@ namespace polysat {
return { dedup(alloc(mul_ovfl_constraint, *this, a, b)), true };
}
signed_constraint constraint_manager::shr(pdd const& p, pdd const& q, pdd const& r) {
return { dedup(alloc(shr_constraint, *this, p, q, r)), true };
signed_constraint constraint_manager::lshr(pdd const& p, pdd const& q, pdd const& r) {
return { dedup(alloc(op_constraint, *this, op_constraint::code::lshr_op, p, q, r)), true };
}
// To do signed comparison of bitvectors, flip the msb and do unsigned comparison:
//
// x <=s y <=> x + 2^(w-1) <=u y + 2^(w-1)
@ -284,12 +283,12 @@ namespace polysat {
return *dynamic_cast<mul_ovfl_constraint const*>(this);
}
shr_constraint& constraint::to_shr() {
return *dynamic_cast<shr_constraint*>(this);
op_constraint& constraint::to_op() {
return *dynamic_cast<op_constraint*>(this);
}
shr_constraint const& constraint::to_shr() const {
return *dynamic_cast<shr_constraint const*>(this);
op_constraint const& constraint::to_op() const {
return *dynamic_cast<op_constraint const*>(this);
}
std::string constraint::bvar2string() const {