diff options
Diffstat (limited to 'src/fma.c')
| -rw-r--r-- | src/fma.c | 34 |
1 files changed, 17 insertions, 17 deletions
@@ -51,10 +51,10 @@ mpc_fma_naive (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rn mpfr_init2 (ima_reb, mpfr_get_prec (mpc_imagref(a)) + mpfr_get_prec (mpc_realref(b))); mpfr_init2 (ima_imb, mpfr_get_prec (mpc_imagref(a)) + mpfr_get_prec (mpc_imagref(b))); - mpfr_mul (rea_reb, mpc_realref(a), mpc_realref(b), GMP_RNDZ); /* exact */ - mpfr_mul (rea_imb, mpc_realref(a), mpc_imagref(b), GMP_RNDZ); /* exact */ - mpfr_mul (ima_reb, mpc_imagref(a), mpc_realref(b), GMP_RNDZ); /* exact */ - mpfr_mul (ima_imb, mpc_imagref(a), mpc_imagref(b), GMP_RNDZ); /* exact */ + mpfr_mul (rea_reb, mpc_realref(a), mpc_realref(b), MPFR_RNDZ); /* exact */ + mpfr_mul (rea_imb, mpc_realref(a), mpc_imagref(b), MPFR_RNDZ); /* exact */ + mpfr_mul (ima_reb, mpc_imagref(a), mpc_realref(b), MPFR_RNDZ); /* exact */ + mpfr_mul (ima_imb, mpc_imagref(a), mpc_imagref(b), MPFR_RNDZ); /* exact */ /* Re(r) <- rea_reb - ima_imb + Re(c) */ @@ -67,7 +67,7 @@ mpc_fma_naive (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rn if (pre12 <= pre13 && pre12 <= pre23) /* (rea_reb - ima_imb) + Re(c) */ { mpfr_init2 (tmp, pre12); - mpfr_sub (tmp, rea_reb, ima_imb, GMP_RNDZ); /* exact */ + mpfr_sub (tmp, rea_reb, ima_imb, MPFR_RNDZ); /* exact */ inex_re = mpfr_add (mpc_realref(r), tmp, mpc_realref(c), MPC_RND_RE(rnd)); /* the only possible bad overlap is between r and c, but since we are only touching the real part of both, it is ok */ @@ -75,7 +75,7 @@ mpc_fma_naive (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rn else if (pre13 <= pre23) /* (rea_reb + Re(c)) - ima_imb */ { mpfr_init2 (tmp, pre13); - mpfr_add (tmp, rea_reb, mpc_realref(c), GMP_RNDZ); /* exact */ + mpfr_add (tmp, rea_reb, mpc_realref(c), MPFR_RNDZ); /* exact */ inex_re = mpfr_sub (mpc_realref(r), tmp, ima_imb, MPC_RND_RE(rnd)); /* the only possible bad overlap is between r and c, but since we are only touching the real part of both, it is ok */ @@ -83,7 +83,7 @@ mpc_fma_naive (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rn else /* rea_reb + (Re(c) - ima_imb) */ { mpfr_init2 (tmp, pre23); - mpfr_sub (tmp, mpc_realref(c), ima_imb, GMP_RNDZ); /* exact */ + mpfr_sub (tmp, mpc_realref(c), ima_imb, MPFR_RNDZ); /* exact */ inex_re = mpfr_add (mpc_realref(r), tmp, rea_reb, MPC_RND_RE(rnd)); /* the only possible bad overlap is between r and c, but since we are only touching the real part of both, it is ok */ @@ -99,7 +99,7 @@ mpc_fma_naive (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rn if (pim12 <= pim13 && pim12 <= pim23) /* (rea_imb + ima_reb) + Im(c) */ { mpfr_set_prec (tmp, pim12); - mpfr_add (tmp, rea_imb, ima_reb, GMP_RNDZ); /* exact */ + mpfr_add (tmp, rea_imb, ima_reb, MPFR_RNDZ); /* exact */ inex_im = mpfr_add (mpc_imagref(r), tmp, mpc_imagref(c), MPC_RND_IM(rnd)); /* the only possible bad overlap is between r and c, but since we are only touching the imaginary part of both, it is ok */ @@ -107,7 +107,7 @@ mpc_fma_naive (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rn else if (pim13 <= pim23) /* (rea_imb + Im(c)) + ima_reb */ { mpfr_set_prec (tmp, pim13); - mpfr_add (tmp, rea_imb, mpc_imagref(c), GMP_RNDZ); /* exact */ + mpfr_add (tmp, rea_imb, mpc_imagref(c), MPFR_RNDZ); /* exact */ inex_im = mpfr_add (mpc_imagref(r), tmp, ima_reb, MPC_RND_IM(rnd)); /* the only possible bad overlap is between r and c, but since we are only touching the imaginary part of both, it is ok */ @@ -115,7 +115,7 @@ mpc_fma_naive (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rn else /* rea_imb + (Im(c) + ima_reb) */ { mpfr_set_prec (tmp, pre23); - mpfr_add (tmp, mpc_imagref(c), ima_reb, GMP_RNDZ); /* exact */ + mpfr_add (tmp, mpc_imagref(c), ima_reb, MPFR_RNDZ); /* exact */ inex_im = mpfr_add (mpc_imagref(r), tmp, rea_imb, MPC_RND_IM(rnd)); /* the only possible bad overlap is between r and c, but since we are only touching the imaginary part of both, it is ok */ @@ -159,19 +159,19 @@ mpc_fma (mpc_ptr r, mpc_srcptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rnd) break; diffre = mpfr_get_exp (mpc_realref(ab)); diffim = mpfr_get_exp (mpc_imagref(ab)); + mpc_add (ab, ab, c, MPC_RNDZZ); if (mpfr_zero_p (mpc_realref(ab)) || mpfr_zero_p (mpc_imagref(ab))) break; - mpc_add (ab, ab, c, MPC_RNDZZ); diffre -= mpfr_get_exp (mpc_realref(ab)); diffim -= mpfr_get_exp (mpc_imagref(ab)); diffre = (diffre > 0 ? diffre + 1 : 1); diffim = (diffim > 0 ? diffim + 1 : 1); - okre = diffre > wpre ? 0 : mpfr_can_round (mpc_realref(ab), - wpre - diffre, GMP_RNDN, GMP_RNDZ, - pre + (MPC_RND_RE (rnd) == GMP_RNDN)); - okim = diffim > wpim ? 0 : mpfr_can_round (mpc_imagref(ab), - wpim - diffim, GMP_RNDN, GMP_RNDZ, - pim + (MPC_RND_IM (rnd) == GMP_RNDN)); + okre = diffre > (mpfr_exp_t) wpre ? 0 : mpfr_can_round (mpc_realref(ab), + wpre - diffre, MPFR_RNDN, MPFR_RNDZ, + pre + (MPC_RND_RE (rnd) == MPFR_RNDN)); + okim = diffim > (mpfr_exp_t) wpim ? 0 : mpfr_can_round (mpc_imagref(ab), + wpim - diffim, MPFR_RNDN, MPFR_RNDZ, + pim + (MPC_RND_IM (rnd) == MPFR_RNDN)); if (okre && okim) { inex = mpc_set (r, ab, rnd); |