From b6e37b7805b0182c3e25cdab39ebf5f001c04d05 Mon Sep 17 00:00:00 2001 From: Michael Hudson-Doyle Date: Mon, 22 Aug 2022 14:05:04 +1200 Subject: Fix BZ #29463 in the ibm128 implementation of y1l too Avoid moving code across SET_RESTORE_ROUNDL in order to fix [BZ #29463]. Tested-by: Aurelien Jarno Reviewed-by: Aurelien Jarno Reviewed-by: Tulio Magno Quites Machado Filho --- sysdeps/ieee754/ldbl-128ibm/e_j1l.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sysdeps/ieee754/ldbl-128ibm/e_j1l.c b/sysdeps/ieee754/ldbl-128ibm/e_j1l.c index f85ba94466..0a5fe68342 100644 --- a/sysdeps/ieee754/ldbl-128ibm/e_j1l.c +++ b/sysdeps/ieee754/ldbl-128ibm/e_j1l.c @@ -792,10 +792,13 @@ __ieee754_y1l (long double x) { /* 0 <= x <= 2 */ SET_RESTORE_ROUNDL (FE_TONEAREST); + xx = math_opt_barrier (xx); + x = math_opt_barrier (x); z = xx * xx; p = xx * neval (z, Y0_2N, NY0_2N) / deval (z, Y0_2D, NY0_2D); p = -TWOOPI / xx + p; p = TWOOPI * __ieee754_logl (x) * __ieee754_j1l (x) + p; + math_force_eval (p); return p; } -- cgit v1.2.3