diff options
| author | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2001-08-13 04:48:05 +0000 |
|---|---|---|
| committer | vlefevre <vlefevre@280ebfd0-de03-0410-8827-d642c229c3f4> | 2001-08-13 04:48:05 +0000 |
| commit | 52f429b60910cddc90a1f416f2175896fea816a8 (patch) | |
| tree | c02f816840ac028d5ef87964eb2f7c84cd58a868 /mpfr-impl.h | |
| parent | e1329af93f718bef1d2bd129c2695af52226b8a3 (diff) | |
| download | mpfr-52f429b60910cddc90a1f416f2175896fea816a8.tar.gz | |
Macros MPFR_SET_SAME_SIGN, MPFR_INIT and MPFR_INIT1 changed to expressions.
git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@1109 280ebfd0-de03-0410-8827-d642c229c3f4
Diffstat (limited to 'mpfr-impl.h')
| -rw-r--r-- | mpfr-impl.h | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/mpfr-impl.h b/mpfr-impl.h index 6e9943cbe..c12cc7b1b 100644 --- a/mpfr-impl.h +++ b/mpfr-impl.h @@ -54,23 +54,25 @@ typedef union ieee_double_extract Ieee_double_extract; #define MPFR_ISNONNEG(x) (MPFR_NOTZERO((x)) && MPFR_SIGN(x)>=0) #define MPFR_ISNEG(x) (MPFR_NOTZERO((x)) && MPFR_SIGN(x)==-1) #define MPFR_CHANGE_SIGN(x) (MPFR_SIZE(x) ^= (((mp_size_t)1)<<31)) -#define MPFR_SET_SAME_SIGN(x, y) if (MPFR_SIGN((x)) != MPFR_SIGN((y))) { MPFR_CHANGE_SIGN((x)); } +#define MPFR_SET_SAME_SIGN(x, y) \ + (MPFR_SIGN((x)) != MPFR_SIGN((y)) && MPFR_CHANGE_SIGN((x))) #define MPFR_PREC(x) ((x)->_mpfr_prec) -#define MPFR_NOTZERO(x) (MPFR_MANT(x)[(MPFR_PREC(x)-1)/BITS_PER_MP_LIMB] != (mp_limb_t) 0) -#define MPFR_IS_ZERO(x) (MPFR_MANT(x)[(MPFR_PREC(x)-1)/BITS_PER_MP_LIMB] == (mp_limb_t) 0) -#define MPFR_SET_ZERO(x) (MPFR_MANT(x)[(MPFR_PREC(x)-1)/BITS_PER_MP_LIMB] = (mp_limb_t) 0) +#define MPFR_NOTZERO(x) \ + (MPFR_MANT(x)[(MPFR_PREC(x)-1)/BITS_PER_MP_LIMB] != (mp_limb_t) 0) +#define MPFR_IS_ZERO(x) \ + (MPFR_MANT(x)[(MPFR_PREC(x)-1)/BITS_PER_MP_LIMB] == (mp_limb_t) 0) +#define MPFR_SET_ZERO(x) \ + (MPFR_MANT(x)[(MPFR_PREC(x)-1)/BITS_PER_MP_LIMB] = (mp_limb_t) 0) /* Memory gestion */ /* temporary allocate s limbs at xp, and initialize mpfr variable x */ -#define MPFR_INIT(xp, x, p, s) do { \ - xp = (mp_ptr) TMP_ALLOC((s)*BYTES_PER_MP_LIMB); \ - MPFR_PREC(x) = p; MPFR_MANT(x) = xp; MPFR_SIZE(x) = s; MPFR_EXP(x) = 0; \ - } while (0) +#define MPFR_INIT(xp, x, p, s) \ + (xp = (mp_ptr) TMP_ALLOC((s)*BYTES_PER_MP_LIMB), \ + MPFR_PREC(x) = p, MPFR_MANT(x) = xp, MPFR_SIZE(x) = s, MPFR_EXP(x) = 0) /* same when xp is already allocated */ -#define MPFR_INIT1(xp, x, p, s) do { \ - MPFR_PREC(x)=p; MPFR_MANT(x)=xp; MPFR_SIZE(x)=s; \ - } while (0) +#define MPFR_INIT1(xp, x, p, s) \ + (MPFR_PREC(x) = p, MPFR_MANT(x) = xp, MPFR_SIZE(x) = s) #ifndef _PROTO #if defined (__STDC__) || defined (__cplusplus) |