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author | Ulrich Drepper <drepper@redhat.com> | 2007-04-16 20:42:23 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2007-04-16 20:42:23 +0000 |
commit | 7a82b74f17a5fafe128d0a9bb8b2eabf4db746c7 (patch) | |
tree | 644d6b314474931cf2ab66e8e11df3a778560313 /sysdeps/i386/fpu | |
parent | 3e336a8754678d7a4ef7348c129e6f6e37523798 (diff) | |
download | glibc-7a82b74f17a5fafe128d0a9bb8b2eabf4db746c7.tar.gz glibc-7a82b74f17a5fafe128d0a9bb8b2eabf4db746c7.tar.xz glibc-7a82b74f17a5fafe128d0a9bb8b2eabf4db746c7.zip |
* sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c (__nextafterl): Use
math_opt_barrier and math_force_eval macros.
Diffstat (limited to 'sysdeps/i386/fpu')
-rw-r--r-- | sysdeps/i386/fpu/s_nextafterl.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/sysdeps/i386/fpu/s_nextafterl.c b/sysdeps/i386/fpu/s_nextafterl.c index 5b617cb4e7..aef0a144e5 100644 --- a/sysdeps/i386/fpu/s_nextafterl.c +++ b/sysdeps/i386/fpu/s_nextafterl.c @@ -27,7 +27,7 @@ static char rcsid[] = "$NetBSD: $"; */ #include "math.h" -#include "math_private.h" +#include <math_private.h> #ifdef __STDC__ long double __nextafterl(long double x, long double y) @@ -52,9 +52,12 @@ static char rcsid[] = "$NetBSD: $"; return x+y; if(x==y) return y; /* x=y, return y */ if((ix|hx|lx)==0) { /* x == 0 */ + long double u; SET_LDOUBLE_WORDS(x,esy&0x8000,0,1);/* return +-minsubnormal */ - y = x*x; - if(y==x) return y; else return x; /* raise underflow flag */ + u = math_opt_barrier (x); + u = u * u; + math_force_eval (u); /* raise underflow flag */ + return x; } if(esx>=0) { /* x > 0 */ if(esx>esy||((esx==esy) && (hx>hy||((hx==hy)&&(lx>ly))))) { @@ -109,12 +112,9 @@ static char rcsid[] = "$NetBSD: $"; } esy = esx&0x7fff; if(esy==0x7fff) return x+x; /* overflow */ - if(esy==0) { /* underflow */ - y = x*x; - if(y!=x) { /* raise underflow flag */ - SET_LDOUBLE_WORDS(y,esx,hx,lx); - return y; - } + if(esy==0) { + long double u = x*x; /* underflow */ + math_force_eval (u); /* raise underflow flag */ } SET_LDOUBLE_WORDS(x,esx,hx,lx); return x; |