about summary refs log tree commit diff
path: root/ports/sysdeps/am33/fpu/fraiseexcpt.c
diff options
context:
space:
mode:
Diffstat (limited to 'ports/sysdeps/am33/fpu/fraiseexcpt.c')
-rw-r--r--ports/sysdeps/am33/fpu/fraiseexcpt.c78
1 files changed, 0 insertions, 78 deletions
diff --git a/ports/sysdeps/am33/fpu/fraiseexcpt.c b/ports/sysdeps/am33/fpu/fraiseexcpt.c
deleted file mode 100644
index b86a51eb8e..0000000000
--- a/ports/sysdeps/am33/fpu/fraiseexcpt.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/* Raise given exceptions.
-   Copyright (C) 2000-2014 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Alexandre Oliva <aoliva@redhat.com>
-   based on corresponding file in the M68K port.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library.  If not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <fenv.h>
-#include <float.h>
-#include <math.h>
-#include <shlib-compat.h>
-
-int
-__feraiseexcept (int excepts)
-{
-  /* Raise exceptions represented by EXCEPTS.  But we must raise only one
-     signal at a time.  It is important that if the overflow/underflow
-     exception and the divide by zero exception are given at the same
-     time, the overflow/underflow exception follows the divide by zero
-     exception.  */
-
-  /* First: invalid exception.  */
-  if (excepts & FE_INVALID)
-    {
-      /* One example of an invalid operation is 0 * Infinity.  */
-      float x = HUGE_VALF, y = 0.0f;
-      __asm__ __volatile__ ("fmul %1,%0" : "+f" (x) : "f" (y));
-    }
-
-  /* Next: division by zero.  */
-  if (excepts & FE_DIVBYZERO)
-    {
-      float x = 1.0f, y = 0.0f;
-      __asm__ __volatile__ ("fdiv %1,%0" : "+f" (x) : "f" (y));
-    }
-
-  /* Next: overflow.  */
-  if (excepts & FE_OVERFLOW)
-    {
-      float x = FLT_MAX;
-
-      __asm__ __volatile__ ("fmul %0,%0" : "+f" (x));
-    }
-
-  /* Next: underflow.  */
-  if (excepts & FE_UNDERFLOW)
-    {
-      float x = -FLT_MIN;
-
-      __asm__ __volatile__ ("fmul %0,%0" : "+f" (x));
-    }
-
-  /* Last: inexact.  */
-  if (excepts & FE_INEXACT)
-    {
-      float x = 1.0f, y = 3.0f;
-      __asm__ __volatile__ ("fdiv %1,%0" : "=f" (x) : "f" (y));
-    }
-
-  /* Success.  */
-  return 0;
-}
-
-libm_hidden_ver (__feraiseexcept, feraiseexcept)
-versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2);