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Diffstat (limited to 'sysdeps/sparc/fpu/fraiseexcpt.c')
-rw-r--r--sysdeps/sparc/fpu/fraiseexcpt.c34
1 files changed, 7 insertions, 27 deletions
diff --git a/sysdeps/sparc/fpu/fraiseexcpt.c b/sysdeps/sparc/fpu/fraiseexcpt.c
index cbb8be80ec..0d45ec82d2 100644
--- a/sysdeps/sparc/fpu/fraiseexcpt.c
+++ b/sysdeps/sparc/fpu/fraiseexcpt.c
@@ -25,12 +25,12 @@
int
__feraiseexcept (int excepts)
{
+ static volatile double sink;
static const struct {
double zero, one, max, min, sixteen, pi;
} c = {
0.0, 1.0, DBL_MAX, DBL_MIN, 16.0, M_PI
};
- double d;
/* Raise exceptions represented by EXPECTS. But we must raise only
one signal at a time. It is important the if the overflow/underflow
@@ -39,44 +39,24 @@ __feraiseexcept (int excepts)
/* First: invalid exception. */
if ((FE_INVALID & excepts) != 0)
- {
- /* One example of a invalid operation is 0/0. */
- __asm ("" : "=e" (d) : "0" (c.zero));
- d /= c.zero;
- __asm __volatile ("" : : "e" (d));
- }
+ /* One example of a invalid operation is 0/0. */
+ sink = c.zero / c.zero;
/* Next: division by zero. */
if ((FE_DIVBYZERO & excepts) != 0)
- {
- __asm ("" : "=e" (d) : "0" (c.one));
- d /= c.zero;
- __asm __volatile ("" : : "e" (d));
- }
+ sink = c.one / c.zero;
/* Next: overflow. */
if ((FE_OVERFLOW & excepts) != 0)
- {
- __asm ("" : "=e" (d) : "0" (c.max));
- d *= d;
- __asm __volatile ("" : : "e" (d));
- }
+ sink = c.max * c.max;
/* Next: underflow. */
if ((FE_UNDERFLOW & excepts) != 0)
- {
- __asm ("" : "=e" (d) : "0" (c.min));
- d /= c.sixteen;
- __asm __volatile ("" : : "e" (d));
- }
+ sink = c.min / c.sixteen;
/* Last: inexact. */
if ((FE_INEXACT & excepts) != 0)
- {
- __asm ("" : "=e" (d) : "0" (c.one));
- d /= c.pi;
- __asm __volatile ("" : : "e" (d));
- }
+ sink = c.one / c.pi;
/* Success. */
return 0;