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authorAndreas Schwab <schwab@linux-m68k.org>2013-12-10 00:08:12 +0100
committerAndreas Schwab <schwab@linux-m68k.org>2013-12-10 00:16:12 +0100
commiteca60f6ed313a0b693784580829d0b20770e9fe4 (patch)
tree88ae5c3dbb6da08a31c6b81f908c60e4156613aa /ports
parentm68k: add support for PI futexes (diff)
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m68k: use math_force_eval in nextafterl
Diffstat (limited to 'ports')
-rw-r--r--ports/ChangeLog.m68k3
-rw-r--r--ports/sysdeps/m68k/m680x0/fpu/s_nextafterl.c8
2 files changed, 6 insertions, 5 deletions
diff --git a/ports/ChangeLog.m68k b/ports/ChangeLog.m68k
index 910df22aff..d3e90b2391 100644
--- a/ports/ChangeLog.m68k
+++ b/ports/ChangeLog.m68k
@@ -1,5 +1,8 @@
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
(FUTEX_WAIT_REQEUE_PI, FUTEX_CMP_REQEUE_PI)
(lll_futex_wait_requeue_pi, lll_futex_timed_wait_requeue_pi)
diff --git a/ports/sysdeps/m68k/m680x0/fpu/s_nextafterl.c b/ports/sysdeps/m68k/m680x0/fpu/s_nextafterl.c
index 9a03b78631..03c136bb08 100644
--- a/ports/sysdeps/m68k/m680x0/fpu/s_nextafterl.c
+++ b/ports/sysdeps/m68k/m680x0/fpu/s_nextafterl.c
@@ -46,7 +46,8 @@ long double __nextafterl(long double x, long double y)
if((ix|hx|lx)==0) { /* x == 0 */
SET_LDOUBLE_WORDS(x,esy&0x8000,0,1);/* return +-minsubnormal */
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>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==0 && (hx & 0x80000000) == 0) { /* underflow */
y = x*x;
- if(y!=x) { /* raise underflow flag */
- SET_LDOUBLE_WORDS(y,esx,hx,lx);
- return y;
- }
+ math_force_eval (y); /* raise underflow flag */
}
SET_LDOUBLE_WORDS(x,esx,hx,lx);
return x;