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Diffstat (limited to 'sysdeps/powerpc/fsetexcptflg.c')
-rw-r--r--sysdeps/powerpc/fsetexcptflg.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/sysdeps/powerpc/fsetexcptflg.c b/sysdeps/powerpc/fsetexcptflg.c
index 4279b74849..b762552dbf 100644
--- a/sysdeps/powerpc/fsetexcptflg.c
+++ b/sysdeps/powerpc/fsetexcptflg.c
@@ -23,15 +23,26 @@ void
 fesetexceptflag (const fexcept_t *flagp, int excepts)
 {
   fenv_union_t u;
+  fexcept_t flag;
 
   /* Get the current state.  */
   u.fenv = fegetenv_register ();
 
+  /* Ignore exceptions not listed in 'excepts'.  */
+  flag = *flagp & excepts;
+
   /* Replace the exception status */
-  u.l[1] = u.l[1] & FPSCR_STICKY_BITS  |  *flagp & FE_to_sticky (excepts);
+  u.l[1] = (u.l[1] & ~(FPSCR_STICKY_BITS & excepts)
+	    | flag & FPSCR_STICKY_BITS
+	    | (flag >> (31 - FPSCR_VX) - (31 - FPSCR_VXSOFT)
+	       & FE_INVALID_SOFTWARE));
 
   /* Store the new status word (along with the rest of the environment).
      This may cause floating-point exceptions if the restored state
      requests it.  */
   fesetenv_register (u.fenv);
+
+  /* Deal with FE_INVALID_SOFTWARE not being implemented on some chips.  */
+  if (flag & FE_INVALID)
+    feraiseexcept(FE_INVALID);
 }