X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=sysdeps%2Fia64%2Ffpu%2Ffraiseexcpt.c;h=57111a94cfc219bf0d3eff5ae56c12e934589cff;hb=9b767d19e6f76c10bb0486c113f28145fdd850e5;hp=78a881117e0a1c8854d6f06b3a45342b86cd8bd4;hpb=19e89d15a12b23d3737991e9b2f094445b2123fa;p=platform%2Fupstream%2Fglibc.git

diff --git a/sysdeps/ia64/fpu/fraiseexcpt.c b/sysdeps/ia64/fpu/fraiseexcpt.c
index 78a8811..57111a9 100644
--- a/sysdeps/ia64/fpu/fraiseexcpt.c
+++ b/sysdeps/ia64/fpu/fraiseexcpt.c
@@ -51,35 +51,20 @@ feraiseexcept (int excepts)
   if (FE_DIVBYZERO & excepts)
     __asm__ __volatile__ ("frcpa.s0 %0,p1=f1,f0" : "=f" (tmp) : : "p1" );
 
-  /* XXX There seem to be no reliable way to generate
-     overflow/underflow exceptions without causing inexact exceptions
-     as well.  */
   /* Next: overflow.  */
   if (FE_OVERFLOW & excepts)
     {
-      __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));
-      fpsr |= (FE_OVERFLOW << 13);
-      __asm__ __volatile__ ("mov.m ar.fpsr=%0" : : "r" (fpsr));
+      dummy = DBL_MAX;
 
-      if (!((unsigned long int) fpsr & FE_OVERFLOW))
-	{
-	  pid_t pid = getpid ();
-	  kill (pid, SIGFPE);
-	}
+      __asm__ __volatile__ ("fadd.d.s0 %0=%1,%1" : "=f" (dummy) : "0" (dummy));
     }
 
   /* Next: underflow.  */
   if (FE_UNDERFLOW & excepts)
     {
-      __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));
-      fpsr |= (FE_UNDERFLOW << 13);
-      __asm__ __volatile__ ("mov.m ar.fpsr=%0" : : "r" (fpsr));
+      dummy = DBL_MIN;
 
-      if (!((unsigned long int) fpsr & FE_UNDERFLOW))
-	{
-	  pid_t pid = getpid();
-	  kill (pid, SIGFPE);
-	}
+      __asm__ __volatile__ ("fnma.d.s0 %0=%1,%1,f0" : "=f" (tmp) : "f" (dummy));
   }
 
   /* Last: inexact.  */