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Add test for mpfp

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This commit is contained in:
Soonho Kong 2013-08-06 19:54:21 -07:00
parent fb41a4f5a3
commit 975730a3fb
2 changed files with 51 additions and 0 deletions
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3
src/tests/util/numerics/CMakeLists.txt
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@ -4,3 +4,6 @@ add_test(mpq ${CMAKE_CURRENT_BINARY_DIR}/mpq)
add_executable(mpbq mpbq.cpp)
target_link_libraries(mpbq ${EXTRA_LIBS})
add_test(mpbq ${CMAKE_CURRENT_BINARY_DIR}/mpbq)
add_executable(mpfp mpfp.cpp)
target_link_libraries(mpfp ${EXTRA_LIBS})
add_test(mpfp ${CMAKE_CURRENT_BINARY_DIR}/mpfp)

48
src/tests/util/numerics/mpfp.cpp Normal file
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@ -0,0 +1,48 @@
/*
Copyright (c) 2013 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Author: Soonho Kong
*/
#include <iostream>
#include "test.h"
#include "mpfp.h"
using namespace lean;
static void tst1() {
mpfp a(3.141592, 64);
std::cout << "a = |" << a << "|" << std::endl;
std::cout << "exp(a, UP ) = |" << exp(a, MPFR_RNDU) << "|" << std::endl;
std::cout << "exp(a, NEAR) = |" << exp(a, MPFR_RNDN) << "|" << std::endl;
std::cout << "exp(a, DOWN) = |" << exp(a, MPFR_RNDD) << "|" << std::endl;
mpfp b = mpfp(5.141592, 128);
std::cout << "b = |" << b << "|" << std::endl;
std::cout << "exp(b, UP ) = |" << exp(b, MPFR_RNDU) << "|" << std::endl;
std::cout << "exp(b, NEBR) = |" << exp(b, MPFR_RNDN) << "|" << std::endl;
std::cout << "exp(b, DOWN) = |" << exp(b, MPFR_RNDD) << "|" << std::endl;
mpfp c = mpfp(6.141592, 256);
std::cout << "c = |" << c << "|" << std::endl;
std::cout << "exp(c, UP ) = |" << exp(c, MPFR_RNDU) << "|" << std::endl;
std::cout << "exp(c, NEAR) = |" << exp(c, MPFR_RNDN) << "|" << std::endl;
std::cout << "exp(c, DOWN) = |" << exp(c, MPFR_RNDD) << "|" << std::endl;
std::cout << "a = |" << a << "|" << std::endl;
std::cout << "exp(a, UP ) = |" << exp(a, MPFR_RNDU) << "|" << std::endl;
std::cout << "exp(a, NEAR) = |" << exp(a, MPFR_RNDN) << "|" << std::endl;
std::cout << "exp(a, DOWN) = |" << exp(a, MPFR_RNDD) << "|" << std::endl;
std::cout << "b = |" << b << "|" << std::endl;
std::cout << "exp(b, UP ) = |" << exp(b, MPFR_RNDU) << "|" << std::endl;
std::cout << "exp(b, NEAR) = |" << exp(b, MPFR_RNDN) << "|" << std::endl;
std::cout << "exp(b, DOWN) = |" << exp(b, MPFR_RNDD) << "|" << std::endl;
}
int main() {
continue_on_violation(true);
tst1();
return has_violations() ? 1 : 0;
}