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m68k: use math_force_eval in nextafterl

This commit is contained in:
Andreas Schwab 2013-12-10 00:08:12 +01:00
parent e1c5c75ea2
commit eca60f6ed3
2 changed files with 6 additions and 5 deletions
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3
ports/ChangeLog.m68k
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@ -1,5 +1,8 @@
2013-12-10 Andreas Schwab <schwab@linux-m68k.org> 2013-12-10 Andreas Schwab <schwab@linux-m68k.org>
* sysdeps/m68k/m680x0/fpu/s_nextafterl.c (__nextafterl): Use
math_force_eval.
* sysdeps/unix/sysv/linux/m68k/nptl/lowlevellock.h * sysdeps/unix/sysv/linux/m68k/nptl/lowlevellock.h
(FUTEX_WAIT_REQEUE_PI, FUTEX_CMP_REQEUE_PI) (FUTEX_WAIT_REQEUE_PI, FUTEX_CMP_REQEUE_PI)
(lll_futex_wait_requeue_pi, lll_futex_timed_wait_requeue_pi) (lll_futex_wait_requeue_pi, lll_futex_timed_wait_requeue_pi)

8
ports/sysdeps/m68k/m680x0/fpu/s_nextafterl.c
View File

@ -46,7 +46,8 @@ long double __nextafterl(long double x, long double y)
if((ix|hx|lx)==0) { /* x == 0 */ if((ix|hx|lx)==0) { /* x == 0 */
SET_LDOUBLE_WORDS(x,esy&0x8000,0,1);/* return +-minsubnormal */ SET_LDOUBLE_WORDS(x,esy&0x8000,0,1);/* return +-minsubnormal */
y = x*x; y = x*x;
if(y==x) return y; else return x; /* raise underflow flag */ math_force_eval (y); /* raise underflow flag */
return x;
} }
if(esx>=0) { /* x > 0 */ if(esx>=0) { /* x > 0 */
if(esx>esy||((esx==esy) && (hx>hy||((hx==hy)&&(lx>ly))))) { if(esx>esy||((esx==esy) && (hx>hy||((hx==hy)&&(lx>ly))))) {
@ -91,10 +92,7 @@ long double __nextafterl(long double x, long double y)
if(esy==0x7fff) return x+x; /* overflow */ if(esy==0x7fff) return x+x; /* overflow */
if(esy==0 && (hx & 0x80000000) == 0) { /* underflow */ if(esy==0 && (hx & 0x80000000) == 0) { /* underflow */
y = x*x; y = x*x;
if(y!=x) { /* raise underflow flag */ math_force_eval (y); /* raise underflow flag */
SET_LDOUBLE_WORDS(y,esx,hx,lx);
return y;
}
} }
SET_LDOUBLE_WORDS(x,esx,hx,lx); SET_LDOUBLE_WORDS(x,esx,hx,lx);
return x; return x;