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Added is_unique_value. Its semantics is equal to the old is_value method. The contract for is_value changed. See comments at ast.h for more information.

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2012-12-07 12:53:51 -08:00
parent bd0366eef7
commit a07b459fdf
19 changed files with 157 additions and 50 deletions
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8
src/model/func_interp.cpp
View file

@ -49,10 +49,10 @@ void func_entry::set_result(ast_manager & m, expr * r) {
m_result = r;
}
bool func_entry::eq_args(unsigned arity, expr * const * args) const {
bool func_entry::eq_args(ast_manager & m, unsigned arity, expr * const * args) const {
unsigned i = 0;
for (; i < arity; i++) {
if (m_args[i] != args[i])
if (!m.are_equal(m_args[i], args[i]))
return false;
}
return true;
@ -131,7 +131,7 @@ bool func_interp::is_constant() const {
}
/**
\brief Return a func_entry e such that e.m_args[i] == args[i] for all i in [0, m_arity).
\brief Return a func_entry e such that m().are_equal(e.m_args[i], args[i]) for all i in [0, m_arity).
If such entry does not exist then return 0, and store set
args_are_values to true if for all entries e e.args_are_values() is true.
*/
@ -140,7 +140,7 @@ func_entry * func_interp::get_entry(expr * const * args) const {
ptr_vector<func_entry>::const_iterator end = m_entries.end();
for (; it != end; ++it) {
func_entry * curr = *it;
if (curr->eq_args(m_arity, args))
if (curr->eq_args(m(), m_arity, args))
return curr;
}
return 0;

4
src/model/func_interp.h
View file

@ -58,9 +58,9 @@ public:
expr * get_arg(unsigned idx) const { return m_args[idx]; }
expr * const * get_args() const { return m_args; }
/**
\brief Return true if m_args[i] == args[i] for all i in [0, arity)
\brief Return true if m.are_equal(m_args[i], args[i]) for all i in [0, arity)
*/
bool eq_args(unsigned arity, expr * const * args) const;
bool eq_args(ast_manager & m, unsigned arity, expr * const * args) const;
};
class func_interp {