diff options
Diffstat (limited to 'libj2.h')
| -rw-r--r-- | libj2.h | 27 |
1 files changed, 22 insertions, 5 deletions
@@ -114,7 +114,9 @@ struct libj2_j2i { * is costly in edge cases, and thus stopped * as soon as such an edge case is detected * - * @since 1.0 + * @since 1.0 LIBJ2_NO_OVERFLOW, LIBJ2_OVERFLOW, LIBJ2_OVERFLOW_UNKNOWN + * @since 1.1 LIBJ2_POSITIVE_OVERFLOW, LIBJ2_POSITIVE_OVERFLOW_UNKNOWN, + * LIBJ2_NEGATIVE_OVERFLOW, LIBJ2_NEGATIVE_OVERFLOW_UNKNOWN */ enum libj2_overflow { /** @@ -123,15 +125,30 @@ enum libj2_overflow { LIBJ2_NO_OVERFLOW = 0, /** - * Where will be an overflow + * Where will be a positive overflow + */ + LIBJ2_POSITIVE_OVERFLOW = 1, +#define LIBJ2_OVERFLOW LIBJ2_POSITIVE_OVERFLOW + + /** + * Overflow prediction stopped + * (due to high cost); + * result is positive + */ + LIBJ2_POSITIVE_OVERFLOW_UNKNOWN = 2, +#define LIBJ2_OVERFLOW_UNKNOWN LIBJ2_POSITIVE_OVERFLOW_UNKNOWN + + /** + * Where will be a positive overflow */ - LIBJ2_OVERFLOW = 1, + LIBJ2_NEGATIVE_OVERFLOW = -1, /** * Overflow prediction stopped - * (due to high cost) + * (due to high cost); + * result is positive */ - LIBJ2_OVERFLOW_UNKNOWN = 2 + LIBJ2_NEGATIVE_OVERFLOW_UNKNOWN = -2 }; |