diff options
Diffstat (limited to 'source/luametatex/source/mp/mpc/mpmath.c')
| -rw-r--r-- | source/luametatex/source/mp/mpc/mpmath.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/source/luametatex/source/mp/mpc/mpmath.c b/source/luametatex/source/mp/mpc/mpmath.c index 0a848b23e..d58d4f00f 100644 --- a/source/luametatex/source/mp/mpc/mpmath.c +++ b/source/luametatex/source/mp/mpc/mpmath.c @@ -5,7 +5,7 @@ # include "mpmath.h" # include "mpstrings.h" -# define coef_bound 04525252525 +# define coef_bound 0x25555555 # define fraction_threshold 2685 # define half_fraction_threshold 1342 # define scaled_threshold 8 @@ -18,9 +18,9 @@ # define three (3*unity) # define half_unit (unity/2) # define three_quarter_unit (3*(unity/4)) -# define EL_GORDO 0x7fffffff +# define EL_GORDO 0x7FFFFFFF # define negative_EL_GORDO (-EL_GORDO) -# define one_third_EL_GORDO 05252525252 +# define one_third_EL_GORDO 0x2AAAAAAA # define TWEXP31 2147483648.0 # define TWEXP28 268435456.0 # define TWEXP16 65536.0 @@ -602,7 +602,7 @@ static char *mp_string_scaled (MP mp, int s) scaled_string[i++] = '.'; do { if (delta > unity) { - s = s + 0100000 - (delta / 2); + s = s + 0x8000 - (delta / 2); } scaled_string[i++] = '0' + (s / unity); s = 10 * (s % unity); @@ -646,7 +646,7 @@ static int mp_make_fraction (MP mp, int p, int q) return EL_GORDO; } else { int i = (int) d; - if (d == (double) i && (((q > 0 ? -q : q) & 077777) * (((i & 037777) << 1) - 1) & 04000) != 0) { + if (d == (double) i && (((q > 0 ? -q : q) & 0x7FFF) * (((i & 0x3FFF) << 1) - 1) & 0x800) != 0) { --i; } return i; @@ -658,7 +658,7 @@ static int mp_make_fraction (MP mp, int p, int q) return -negative_EL_GORDO; } else { int i = (int) d; - if (d == (double) i && (((q > 0 ? q : -q) & 077777) * (((i & 037777) << 1) + 1) & 04000) != 0) { + if (d == (double) i && (((q > 0 ? q : -q) & 0x7FFF) * (((i & 0x3FFF) << 1) + 1) & 0x800) != 0) { ++i; } return i; @@ -678,13 +678,13 @@ int mp_take_fraction (MP mp, int p, int q) if ((p ^ q) >= 0) { d += 0.5; if (d >= TWEXP31) { - if (d != TWEXP31 || (((p & 077777) * (q & 077777)) & 040000) == 0) { + if (d != TWEXP31 || (((p & 0x7FFF) * (q & 0x7FFF)) & 040000) == 0) { mp->arith_error = 1; } return EL_GORDO; } else { int i = (int) d; - if (d == (double) i && (((p & 077777) * (q & 077777)) & 040000) != 0) { + if (d == (double) i && (((p & 0x7FFF) * (q & 0x7FFF)) & 0x4000) != 0) { --i; } return i; @@ -692,13 +692,13 @@ int mp_take_fraction (MP mp, int p, int q) } else { d -= 0.5; if (d <= -TWEXP31) { - if (d != -TWEXP31 || ((-(p & 077777) * (q & 077777)) & 040000) == 0) { + if (d != -TWEXP31 || ((-(p & 0x7FFF) * (q & 0x7FFF)) & 0x4000) == 0) { mp->arith_error = 1; } return -negative_EL_GORDO; } else { int i = (int) d; - if (d == (double) i && ((-(p & 077777) * (q & 077777)) & 040000) != 0) { + if (d == (double) i && ((-(p & 0x7FFF) * (q & 0x7FFF)) & 0x4000) != 0) { ++i; } return i; @@ -717,13 +717,13 @@ static int mp_take_scaled (MP mp, int p, int q) if ((p ^ q) >= 0) { d += 0.5; if (d >= TWEXP31) { - if (d != TWEXP31 || (((p & 077777) * (q & 077777)) & 040000) == 0) { + if (d != TWEXP31 || (((p & 0x7FFF) * (q & 0x7FFF)) & 0x4000) == 0) { mp->arith_error = 1; } return EL_GORDO; } else { int i = (int) d; - if (d == (double) i && (((p & 077777) * (q & 077777)) & 040000) != 0) { + if (d == (double) i && (((p & 0x7FFF) * (q & 0x7FFF)) & 0x4000) != 0) { --i; } return i; @@ -731,13 +731,13 @@ static int mp_take_scaled (MP mp, int p, int q) } else { d -= 0.5; if (d <= -TWEXP31) { - if (d != -TWEXP31 || ((-(p & 077777) * (q & 077777)) & 040000) == 0) { + if (d != -TWEXP31 || ((-(p & 0x7FFF) * (q & 0x7FFF)) & 0x4000) == 0) { mp->arith_error = 1; } return -negative_EL_GORDO; } else { int i = (int) d; - if (d == (double) i && ((-(p & 077777) * (q & 077777)) & 040000) != 0) { + if (d == (double) i && ((-(p & 0x7FFF) * (q & 0x7FFF)) & 0x4000) != 0) { ++i; } return i; @@ -764,7 +764,7 @@ int mp_make_scaled (MP mp, int p, int q) return EL_GORDO; } else { int i = (int) d; - if (d == (double) i && (((q > 0 ? -q : q) & 077777) * (((i & 037777) << 1) - 1) & 04000) != 0) { + if (d == (double) i && (((q > 0 ? -q : q) & 0x7FFF) * (((i & 0x3FFF) << 1) - 1) & 0x800) != 0) { --i; } return i; @@ -776,7 +776,7 @@ int mp_make_scaled (MP mp, int p, int q) return -negative_EL_GORDO; } else { int i = (int) d; - if (d == (double) i && (((q > 0 ? q : -q) & 077777) * (((i & 037777) << 1) + 1) & 04000) != 0) { + if (d == (double) i && (((q > 0 ? q : -q) & 0x7FFF) * (((i & 0x3FFF) << 1) + 1) & 0x800) != 0) { ++i; } return i; @@ -1239,7 +1239,7 @@ void mp_m_exp (MP mp, mp_number *ret, mp_number *x_orig) } else { if (x <= 0) { z = -8 * x; - y = 04000000; + y = 0x100000; } else { if (x <= 127919879) { z = 1023359037 - 8 * x; |