compare.h

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#ifndef MATH_COMPARE_H
#define MATH_COMPARE_H
 
#include <Imt.Base.Core.Math/MathConfigApp.h>
#include <Imt.Base.Core.Platform/Platform.h>
 
// AXIVION FILE Style AutosarC++19_03-A2.8.1: File provides global number comparision functions.
// AXIVION FILE Style AutosarC++19_03-A8.4.7: values are passed as pointers because comparision is for an array of numbers.
 
// Define for required inline when CUSTOM function isn't overwritten by user.
#ifndef CUSTOM_COMPARE
#define MATH_INLINE inline
#else
#define MATH_INLINE
#endif
 
namespace imt {
namespace base {
namespace core {
namespace math {
namespace function {
 
MATH_INLINE bool areEqualNumbers(float32_t const left, float32_t const right);
MATH_INLINE bool areEqualNumbers(float64_t const left, float64_t const right);
MATH_INLINE bool areEqualNumbers(float128_t const left, float128_t const right);
 
MATH_INLINE bool areEqualNumbers(float32_t const* const left, float32_t const* const right, size_t const size);
MATH_INLINE bool areEqualNumbers(float64_t const* const left, float64_t const* const right, size_t const size);
MATH_INLINE bool areEqualNumbers(float128_t const* const left, float128_t const* const right, size_t const size);
 
#ifndef CUSTOM_COMPARE
 
bool areEqualNumbers(float32_t const left, float32_t const right) {
#ifdef USE_STL
    int32_t const cmpResult {std::memcmp(&left, &right, sizeof(float32_t))};
#else
    int32_t const cmpResult {memcmp(&left, &right, sizeof(float32_t))};
#endif //USE_STL
    return 0 == cmpResult;
}
 
bool areEqualNumbers(float64_t const left, float64_t const right) {
#ifdef USE_STL
    int32_t const cmpResult {std::memcmp(&left, &right, sizeof(float64_t))};
#else
    int32_t const cmpResult {memcmp(&left, &right, sizeof(float64_t))};
#endif //USE_STL
    return 0 == cmpResult;
}
 
bool areEqualNumbers(float128_t const left, float128_t const right) {
#ifdef USE_STL
    int32_t const cmpResult {std::memcmp(&left, &right, sizeof(float128_t))};
#else
    int32_t const cmpResult {memcmp(&left, &right, sizeof(float128_t))};
#endif //USE_STL
    return 0 == cmpResult;
}
 
bool areEqualNumbers(float32_t const* const left, float32_t const* const right, size_t const size) {
#ifdef USE_STL
    int32_t const cmpResult {std::memcmp(left, right, size * sizeof(float32_t))};
#else
    int32_t const cmpResult {memcmp(left, right, size * sizeof(float32_t))};
#endif //USE_STL
    return 0 == cmpResult;
}
 
bool areEqualNumbers(float64_t const* const left, float64_t const* const right, size_t const size) {
#ifdef USE_STL
    int32_t const cmpResult {std::memcmp(left, right, size * sizeof(float64_t))};
#else
    int32_t const cmpResult {memcmp(left, right, size * sizeof(float64_t))};
#endif //USE_STL
    return 0 == cmpResult;
}
 
bool areEqualNumbers(float128_t const* const left, float128_t const* const right, size_t const size) {
#ifdef USE_STL
    int32_t const cmpResult {std::memcmp(left, right, size * sizeof(float128_t))};
#else
    int32_t const cmpResult {memcmp(left, right, size * sizeof(float128_t))};
#endif //USE_STL
    return 0 == cmpResult;
}
 
#endif // CUSTOM_COMPARE
 
} // namespace function
} // namespace math
} // namespace core
} // namespace base
} // namespace imt
 
#endif // MATH_COMPARE_H