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authorJason Wright <jason@cvs.openbsd.org>2001-09-09 00:35:49 +0000
committerJason Wright <jason@cvs.openbsd.org>2001-09-09 00:35:49 +0000
commit8e0c605992437bff5488864b54673cb4218fa00b (patch)
tree3d9ac2741ea9b129dba504d0e159c9ce9e30357f /sys/arch/sparc64/fpu
parentc406e3fa5ecce56b1398b863b1fb0b4239040e8c (diff)
in fpu_ftox() make sure the high bits are the return value and res[1] gets
the low bits.
Diffstat (limited to 'sys/arch/sparc64/fpu')
-rw-r--r--sys/arch/sparc64/fpu/fpu_implode.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/sys/arch/sparc64/fpu/fpu_implode.c b/sys/arch/sparc64/fpu/fpu_implode.c
index 1b7522b0637..dc52cd2ef68 100644
--- a/sys/arch/sparc64/fpu/fpu_implode.c
+++ b/sys/arch/sparc64/fpu/fpu_implode.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: fpu_implode.c,v 1.1 2001/09/08 22:33:51 jason Exp $ */
+/* $OpenBSD: fpu_implode.c,v 1.2 2001/09/09 00:35:48 jason Exp $ */
/* $NetBSD: fpu_implode.c,v 1.7 2000/08/03 18:32:08 eeh Exp $ */
/*
@@ -254,8 +254,8 @@ fpu_ftox(fe, fp, res)
switch (fp->fp_class) {
case FPC_ZERO:
- res[1] = 0;
- return (0);
+ i = 0;
+ goto out;
case FPC_NUM:
/*
@@ -276,14 +276,19 @@ fpu_ftox(fe, fp, res)
i = ((u_int64_t)fp->fp_mant[2]<<32)|fp->fp_mant[3];
if (i >= ((u_int64_t)0x8000000000000000LL + sign))
break;
- return (sign ? -i : i);
+ if (sign)
+ i = -i;
+ goto out;
default: /* Inf, qNaN, sNaN */
break;
}
/* overflow: replace any inexact exception with invalid */
fe->fe_cx = (fe->fe_cx & ~FSR_NX) | FSR_NV;
- return (0x7fffffffffffffffLL + sign);
+ i = 0x7fffffffffffffffLL + sign;
+out:
+ res[1] = i & 0xffffffff;
+ return (i >> 32);
}
#endif /* SUN4U */