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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2012-10-02 11:35:25 -07:00
parent 3f9edad676
commit e9eab22e5c
1186 changed files with 381859 additions and 0 deletions
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lib/user_simplifier_plugin.cpp Normal file
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/*++
Copyright (c) 2006 Microsoft Corporation
Module Name:
user_simplifier_plugin.cpp
Abstract:
<abstract>
Author:
Leonardo de Moura (leonardo) 2010-05-22.
Revision History:
--*/
#include"user_simplifier_plugin.h"
#include"ast_pp.h"
#include"warning.h"
user_simplifier_plugin::user_simplifier_plugin(symbol const & fname, ast_manager & m):
simplifier_plugin(fname, m),
m_owner(0),
m_enabled(true),
m_reduce_app_fptr(0),
m_reduce_eq_fptr(0),
m_reduce_distinct_fptr(0) {
}
simplifier_plugin * user_simplifier_plugin::mk_fresh() {
ast_manager & m = get_manager();
user_simplifier_plugin * new_sp = alloc(user_simplifier_plugin, m.get_family_name(get_family_id()), m);
new_sp->m_reduce_app_fptr = m_reduce_app_fptr;
new_sp->m_reduce_eq_fptr = m_reduce_eq_fptr;
new_sp->m_reduce_distinct_fptr = m_reduce_distinct_fptr;
return new_sp;
}
bool user_simplifier_plugin::reduce(func_decl * f, unsigned num_args, expr * const * args, expr_ref & result) {
if (m_reduce_app_fptr == 0 || !m_enabled)
return false;
expr * _result = 0;
bool flag = m_reduce_app_fptr(m_owner, f, num_args, args, &_result);
if (flag) {
if (_result == 0)
throw default_exception("invalid reduce_app callback: result is null");
result = _result;
}
return flag;
}
bool user_simplifier_plugin::reduce_eq(expr * lhs, expr * rhs, expr_ref & result) {
if (m_reduce_eq_fptr == 0 || !m_enabled)
return false;
expr * _result = 0;
bool flag = m_reduce_eq_fptr(m_owner, lhs, rhs, &_result);
if (flag) {
if (_result == 0)
throw default_exception("invalid reduce_eq callback: result is null");
result = _result;
}
return flag;
}
bool user_simplifier_plugin::reduce_distinct(unsigned num_args, expr * const * args, expr_ref & result) {
if (m_reduce_distinct_fptr == 0 || !m_enabled)
return false;
expr * _result = 0;
bool flag = m_reduce_distinct_fptr(m_owner, num_args, args, &_result);
if (flag) {
if (_result == 0)
throw default_exception("invalid reduce_distinct callback: result is null");
result = _result;
}
return flag;
}
void user_simplifier_plugin::flush_caches() {
}