Add e500 port.

31 files changed, 1169 insertions, 11 deletions

diff --git a/sysdeps/powerpc/nofpu/soft-supp.h b/sysdeps/powerpc/nofpu/soft-supp.h
index 64a3d2a..18b4550 100644
--- a/sysdeps/powerpc/nofpu/soft-supp.h
+++ b/sysdeps/powerpc/nofpu/soft-supp.h
@@ -17,7 +17,13 @@
    License along with the GNU C Library.  If not, see
    <http://www.gnu.org/licenses/>.  */
 
-#include <fenv.h>
+#if defined __NO_FPRS__ && !defined _SOFT_FLOAT
+
+# include <fenv_libc.h>
+
+#else
+
+# include <fenv.h>
 
 typedef union
 {
@@ -25,6 +31,7 @@ typedef union
   unsigned int l[2];
 } fenv_union_t;
 
+#endif
 
 /* FIXME: these variables should be thread specific (see bugzilla bug
    15483) and ideally preserved across signal handlers, like hardware
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/Makefile b/sysdeps/powerpc/powerpc32/e500/nofpu/Makefile
new file mode 100644
index 0000000..adf5568
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/Makefile
@@ -0,0 +1,9 @@
+ifeq ($(subdir),math)
+libm-routines += fexcepts_to_spe fexcepts_from_spe
+libm-routines += fexcepts_to_prctl fexcepts_from_prctl
+libm-routines += fe_note_change
+endif
+
+ifeq ($(subdir),soft-fp)
+sysdep_routines += fraiseexcept-soft
+endif
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fclrexcpt.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fclrexcpt.c
new file mode 100644
index 0000000..92a7dd1
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fclrexcpt.c
@@ -0,0 +1,53 @@
+/* Clear given exceptions in current floating-point environment.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+#undef feclearexcept
+int
+__feclearexcept (int excepts)
+{
+  unsigned int fpescr;
+  int excepts_spe = __fexcepts_to_spe (excepts);
+
+  /* Get the current state.  */
+  fpescr = fegetenv_register ();
+
+  /* Clear the relevant bits.  */
+  fpescr &= ~excepts_spe;
+
+  /* Put the new state in effect.  */
+  fesetenv_register (fpescr);
+
+  /* Let the kernel know if the "invalid" or "underflow" bit was
+     cleared.  */
+  if (excepts & (FE_INVALID | FE_UNDERFLOW))
+    __fe_note_change ();
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__feclearexcept, __old_feclearexcept)
+compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
+#endif
+
+libm_hidden_ver (__feclearexcept, feclearexcept)
+versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fe_note_change.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fe_note_change.c
new file mode 100644
index 0000000..43a5706
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fe_note_change.c
@@ -0,0 +1,39 @@
+/* Note a change to floating-point exceptions.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sysdep.h>
+#include <sys/prctl.h>
+
+/* Inform the kernel of a change to floating-point exceptions.  */
+
+void
+__fe_note_change (void)
+{
+  int pflags, r;
+  INTERNAL_SYSCALL_DECL (err);
+
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &pflags);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return;
+  if ((pflags & PR_FP_EXC_SW_ENABLE) == 0)
+    INTERNAL_SYSCALL (prctl, err, 2, PR_SET_FPEXC,
+		      pflags | PR_FP_EXC_SW_ENABLE);
+}
+
+libm_hidden_def (__fe_note_change)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c
new file mode 100644
index 0000000..7cc963c
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fedisblxcpt.c
@@ -0,0 +1,54 @@
+/* Disable floating-point exceptions.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sysdep.h>
+#include <sys/prctl.h>
+
+int
+fedisableexcept (int excepts)
+{
+  int result = 0, pflags, r;
+  INTERNAL_SYSCALL_DECL (err);
+
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &pflags);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  /* Save old enable bits.  */
+  result = __fexcepts_from_prctl (pflags);
+
+  pflags &= ~__fexcepts_to_prctl (excepts);
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_SET_FPEXC,
+			pflags | PR_FP_EXC_SW_ENABLE);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  /* If disabling signals for "inexact", also disable trapping to the
+     kernel.  */
+  if ((excepts & FE_INEXACT) != 0)
+    {
+      unsigned long fpescr;
+
+      fpescr = fegetenv_register ();
+      fpescr &= ~SPEFSCR_FINXE;
+      fesetenv_register (fpescr);
+    }
+
+  return result;
+}
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/feenablxcpt.c b/sysdeps/powerpc/powerpc32/e500/nofpu/feenablxcpt.c
new file mode 100644
index 0000000..133dde7
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/feenablxcpt.c
@@ -0,0 +1,54 @@
+/* Enable floating-point exceptions.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sysdep.h>
+#include <sys/prctl.h>
+
+int
+feenableexcept (int excepts)
+{
+  unsigned int result = 0, pflags, r;
+  INTERNAL_SYSCALL_DECL (err);
+
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &pflags);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  /* Save old enable bits.  */
+  result = __fexcepts_from_prctl (pflags);
+
+  pflags |= __fexcepts_to_prctl (excepts);
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_SET_FPEXC,
+			pflags | PR_FP_EXC_SW_ENABLE);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  /* If enabling signals for "inexact", also enable trapping to the
+     kernel.  */
+  if ((excepts & FE_INEXACT) != 0)
+    {
+      unsigned long fpescr;
+
+      fpescr = fegetenv_register ();
+      fpescr |= SPEFSCR_FINXE;
+      fesetenv_register (fpescr);
+    }
+
+  return result;
+}
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fegetenv.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fegetenv.c
new file mode 100644
index 0000000..bfcbca2
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fegetenv.c
@@ -0,0 +1,47 @@
+/* Store current floating-point environment.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sysdep.h>
+#include <sys/prctl.h>
+
+int
+__fegetenv (fenv_t *envp)
+{
+  fenv_union_t u;
+  INTERNAL_SYSCALL_DECL (err);
+  int r;
+
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &u.l[0]);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  u.l[1] = fegetenv_register ();
+  *envp = u.fenv;
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__fegetenv, __old_fegetenv)
+compat_symbol (libm, __old_fegetenv, fegetenv, GLIBC_2_1);
+#endif
+
+versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2);
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fegetexcept.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fegetexcept.c
new file mode 100644
index 0000000..9c7afc7
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fegetexcept.c
@@ -0,0 +1,36 @@
+/* Get floating-point exceptions.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sysdep.h>
+#include <sys/prctl.h>
+
+int
+fegetexcept (void)
+{
+  int result = 0, pflags, r;
+  INTERNAL_SYSCALL_DECL (err);
+
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &pflags);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  result = __fexcepts_from_prctl (pflags);
+
+  return result;
+}
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fegetround.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fegetround.c
new file mode 100644
index 0000000..f69e9a5
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fegetround.c
@@ -0,0 +1,29 @@
+/* Return current rounding direction.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+#undef fegetround
+int
+fegetround (void)
+{
+  unsigned long fpescr;
+
+  fpescr = fegetenv_register ();
+  return fpescr & 3;
+}
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/feholdexcpt.c b/sysdeps/powerpc/powerpc32/e500/nofpu/feholdexcpt.c
new file mode 100644
index 0000000..bd05ebd
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/feholdexcpt.c
@@ -0,0 +1,57 @@
+/* Store current floating-point environment and clear exceptions.
+   e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sysdep.h>
+#include <sys/prctl.h>
+
+int
+feholdexcept (fenv_t *envp)
+{
+  fenv_union_t u;
+  INTERNAL_SYSCALL_DECL (err);
+  int r;
+
+  /* Get the current state.  */
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &u.l[0]);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  u.l[1] = fegetenv_register ();
+  *envp = u.fenv;
+
+  /* Clear everything except for the rounding mode and trapping to the
+     kernel.  */
+  u.l[0] &= ~(PR_FP_EXC_DIV
+	      | PR_FP_EXC_OVF
+	      | PR_FP_EXC_UND
+	      | PR_FP_EXC_RES
+	      | PR_FP_EXC_INV);
+  u.l[1] &= SPEFSCR_FRMC | (SPEFSCR_ALL_EXCEPT_ENABLE & ~SPEFSCR_FINXE);
+
+  /* Put the new state in effect.  */
+  fesetenv_register (u.l[1]);
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_SET_FPEXC,
+			u.l[0] | PR_FP_EXC_SW_ENABLE);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  return 0;
+}
+libm_hidden_def (feholdexcept)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fenv_const.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fenv_const.c
new file mode 100644
index 0000000..3a85f18
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fenv_const.c
@@ -0,0 +1,41 @@
+/* Constant floating-point environments for e500.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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/>.  */
+
+/* The use of "unsigned long long" as the type to define the
+   bit-pattern explicitly, rather than the type "double" used in
+   <bits/fenv.h>, means that we cannot include <fenv_libc.h> here to
+   get the enum constants for the SPEFSCR bits to enable
+   exceptions.  */
+
+#include <sys/prctl.h>
+
+/* If the default argument is used we use this value.  */
+const unsigned long long __fe_dfl_env __attribute__ ((aligned (8))) =
+  0x3cULL;
+
+/* Floating-point environment where none of the exceptions are masked.  */
+const unsigned long long __fe_enabled_env __attribute__ ((aligned (8))) =
+  (((unsigned long long) (PR_FP_EXC_DIV
+			  | PR_FP_EXC_OVF
+			  | PR_FP_EXC_UND
+			  | PR_FP_EXC_RES
+			  | PR_FP_EXC_INV)) << 32) | 0x7cULL;
+
+/* Non-IEEE mode.  */
+const unsigned long long __fe_nonieee_env __attribute__ ((aligned (8))) =
+  0x0ULL;
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fenv_libc.h b/sysdeps/powerpc/powerpc32/e500/nofpu/fenv_libc.h
new file mode 100644
index 0000000..9637580
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fenv_libc.h
@@ -0,0 +1,96 @@
+/* Internal libc stuff for floating point environment routines.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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/>.  */
+
+#ifndef _FENV_LIBC_H
+#define _FENV_LIBC_H	1
+
+#include <fenv.h>
+
+int __feraiseexcept_spe (int);
+libm_hidden_proto (__feraiseexcept_spe)
+
+int __fexcepts_to_spe (int);
+libm_hidden_proto (__fexcepts_to_spe)
+
+int __fexcepts_from_spe (int);
+libm_hidden_proto (__fexcepts_from_spe)
+
+int __fexcepts_to_prctl (int);
+libm_hidden_proto (__fexcepts_to_prctl)
+
+int __fexcepts_from_prctl (int);
+libm_hidden_proto (__fexcepts_from_prctl)
+
+void __fe_note_change (void);
+libm_hidden_proto (__fe_note_change)
+
+/* Equivalent to fegetenv, but returns an unsigned int instead of
+   taking a pointer.  */
+#define fegetenv_register() \
+  ({ unsigned int fscr; asm volatile ("mfspefscr %0" : "=r" (fscr)); fscr; })
+
+/* Equivalent to fesetenv, but takes an unsigned int instead of a
+   pointer.  */
+#define fesetenv_register(fscr) \
+  ({ asm volatile ("mtspefscr %0" : : "r" (fscr)); })
+
+typedef union
+{
+  fenv_t fenv;
+  unsigned int l[2];
+} fenv_union_t;
+
+/* Definitions of all the SPEFSCR bit numbers.  */
+enum {
+  SPEFSCR_SOVH          = 0x80000000,
+  SPEFSCR_OVH           = 0x40000000,
+  SPEFSCR_FGH           = 0x20000000,
+  SPEFSCR_FXH           = 0x10000000,
+  SPEFSCR_FINVH         = 0x08000000,
+  SPEFSCR_FDBZH         = 0x04000000,
+  SPEFSCR_FUNFH         = 0x02000000,
+  SPEFSCR_FOVFH         = 0x01000000,
+  /* 2 unused bits.  */
+  SPEFSCR_FINXS         = 0x00200000,
+  SPEFSCR_FINVS         = 0x00100000,
+  SPEFSCR_FDBZS         = 0x00080000,
+  SPEFSCR_FUNFS         = 0x00040000,
+  SPEFSCR_FOVFS         = 0x00020000,
+  /* Combination of the exception bits.  */
+  SPEFSCR_ALL_EXCEPT    = 0x003e0000,
+  SPEFSCR_MODE          = 0x00010000,
+  SPEFSCR_SOV           = 0x00008000,
+  SPEFSCR_OV            = 0x00004000,
+  SPEFSCR_FG            = 0x00002000,
+  SPEFSCR_FX            = 0x00001000,
+  SPEFSCR_FINV          = 0x00000800,
+  SPEFSCR_FDBZ          = 0x00000400,
+  SPEFSCR_FUNF          = 0x00000200,
+  SPEFSCR_FOVF          = 0x00000100,
+  /* 1 unused bit.  */
+  SPEFSCR_FINXE         = 0x00000040,
+  SPEFSCR_FINVE         = 0x00000020,
+  SPEFSCR_FDBZE         = 0x00000010,
+  SPEFSCR_FUNFE         = 0x00000008,
+  SPEFSCR_FOVFE         = 0x00000004,
+  /* Combination of the exception trap enable bits.  */
+  SPEFSCR_ALL_EXCEPT_ENABLE = 0x0000007c,
+  SPEFSCR_FRMC          = 0x00000003
+};
+
+#endif /* fenv_libc.h */
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fesetenv.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fesetenv.c
new file mode 100644
index 0000000..411e6be
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fesetenv.c
@@ -0,0 +1,49 @@
+/* Install given floating-point environment.  e500 version.
+   Copyright (C) 1997-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sysdep.h>
+#include <sys/prctl.h>
+
+int
+__fesetenv (const fenv_t *envp)
+{
+  fenv_union_t u;
+  INTERNAL_SYSCALL_DECL (err);
+  int r;
+
+  u.fenv = *envp;
+
+  fesetenv_register (u.l[1]);
+  r = INTERNAL_SYSCALL (prctl, err, 2, PR_SET_FPEXC,
+			u.l[0] | PR_FP_EXC_SW_ENABLE);
+  if (INTERNAL_SYSCALL_ERROR_P (r, err))
+    return -1;
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__fesetenv, __old_fesetenv)
+compat_symbol (libm, __old_fesetenv, fesetenv, GLIBC_2_1);
+#endif
+
+libm_hidden_ver (__fesetenv, fesetenv)
+versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c
new file mode 100644
index 0000000..805008e
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fesetround.c
@@ -0,0 +1,35 @@
+/* Set current rounding direction.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+int
+fesetround (int round)
+{
+  unsigned long fpescr;
+
+  if ((unsigned int) round > 3)
+    return 1;
+
+  fpescr = fegetenv_register ();
+  fpescr = (fpescr & ~SPEFSCR_FRMC) | (round & 3);
+  fesetenv_register (fpescr);
+
+  return 0;
+}
+libm_hidden_def (fesetround)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/feupdateenv.c b/sysdeps/powerpc/powerpc32/e500/nofpu/feupdateenv.c
new file mode 100644
index 0000000..505c923
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/feupdateenv.c
@@ -0,0 +1,47 @@
+/* Install given floating-point environment and raise exceptions.
+   e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+int
+__feupdateenv (const fenv_t *envp)
+{
+  int exc;
+
+  /* Save the currently set exceptions.  */
+  exc = fegetenv_register () & SPEFSCR_ALL_EXCEPT;
+
+  /* Install new environment.  */
+  fesetenv (envp);
+
+  /* Raise (if appropriate) saved exceptions. */
+  __feraiseexcept_spe (exc);
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__feupdateenv, __old_feupdateenv)
+compat_symbol (libm, __old_feupdateenv, feupdateenv, GLIBC_2_1);
+#endif
+
+libm_hidden_ver (__feupdateenv, feupdateenv)
+versioned_symbol (libm, __feupdateenv, feupdateenv, GLIBC_2_2);
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_prctl.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_prctl.c
new file mode 100644
index 0000000..c094a04
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_prctl.c
@@ -0,0 +1,42 @@
+/* Convert floating-point exceptions from prctl form.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sys/prctl.h>
+
+/* Convert EXCEPTS from prctl bits to FE_* form, returning the
+   converted value.  */
+
+int
+__fexcepts_from_prctl (int excepts)
+{
+  int result = 0;
+  if (excepts & PR_FP_EXC_OVF)
+    result |= FE_OVERFLOW;
+  if (excepts & PR_FP_EXC_UND)
+    result |= FE_UNDERFLOW;
+  if (excepts & PR_FP_EXC_INV)
+    result |= FE_INVALID;
+  if (excepts & PR_FP_EXC_DIV)
+    result |= FE_DIVBYZERO;
+  if (excepts & PR_FP_EXC_RES)
+    result |= FE_INEXACT;
+  return result;
+}
+
+libm_hidden_def (__fexcepts_from_prctl)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_spe.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_spe.c
new file mode 100644
index 0000000..3ec939d
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_spe.c
@@ -0,0 +1,41 @@
+/* Convert floating-point exceptions from SPEFSCR form.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+/* Convert EXCEPTS from SPEFSCR bits to FE_* form, returning the
+   converted value.  */
+
+int
+__fexcepts_from_spe (int excepts)
+{
+  int result = 0;
+  if (excepts & SPEFSCR_FINXS)
+    result |= FE_INEXACT;
+  if (excepts & SPEFSCR_FDBZS)
+    result |= FE_DIVBYZERO;
+  if (excepts & SPEFSCR_FUNFS)
+    result |= FE_UNDERFLOW;
+  if (excepts & SPEFSCR_FOVFS)
+    result |= FE_OVERFLOW;
+  if (excepts & SPEFSCR_FINVS)
+    result |= FE_INVALID;
+  return result;
+}
+
+libm_hidden_def (__fexcepts_from_spe)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_to_prctl.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_to_prctl.c
new file mode 100644
index 0000000..b9c51b1
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_to_prctl.c
@@ -0,0 +1,42 @@
+/* Convert floating-point exceptions to prctl form.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+#include <sys/prctl.h>
+
+/* Convert EXCEPTS from FE_* form to prctl bits, returning the
+   converted value.  */
+
+int
+__fexcepts_to_prctl (int excepts)
+{
+  int result = 0;
+  if (excepts & FE_INEXACT)
+    result |= PR_FP_EXC_RES;
+  if (excepts & FE_DIVBYZERO)
+    result |= PR_FP_EXC_DIV;
+  if (excepts & FE_UNDERFLOW)
+    result |= PR_FP_EXC_UND;
+  if (excepts & FE_OVERFLOW)
+    result |= PR_FP_EXC_OVF;
+  if (excepts & FE_INVALID)
+    result |= PR_FP_EXC_INV;
+  return result;
+}
+
+libm_hidden_def (__fexcepts_to_prctl)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_to_spe.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_to_spe.c
new file mode 100644
index 0000000..570934d
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_to_spe.c
@@ -0,0 +1,41 @@
+/* Convert floating-point exceptions to SPEFSCR form.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+/* Convert EXCEPTS from FE_* form to SPEFSCR bits, returning the
+   converted value.  */
+
+int
+__fexcepts_to_spe (int excepts)
+{
+  int result = 0;
+  if (excepts & FE_INEXACT)
+    result |= SPEFSCR_FINXS;
+  if (excepts & FE_DIVBYZERO)
+    result |= SPEFSCR_FDBZS;
+  if (excepts & FE_UNDERFLOW)
+    result |= SPEFSCR_FUNFS;
+  if (excepts & FE_OVERFLOW)
+    result |= SPEFSCR_FOVFS;
+  if (excepts & FE_INVALID)
+    result |= SPEFSCR_FINVS;
+  return result;
+}
+
+libm_hidden_def (__fexcepts_to_spe)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fgetexcptflg.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fgetexcptflg.c
new file mode 100644
index 0000000..b01cade
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fgetexcptflg.c
@@ -0,0 +1,41 @@
+/* Store current representation for exceptions.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+int
+__fegetexceptflag (fexcept_t *flagp, int excepts)
+{
+  unsigned long fpescr;
+
+  /* Get the current state.  */
+  fpescr = fegetenv_register ();
+
+  *flagp = fpescr & SPEFSCR_ALL_EXCEPT;
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__fegetexceptflag, __old_fegetexceptflag)
+compat_symbol (libm, __old_fegetexceptflag, fegetexceptflag, GLIBC_2_1);
+#endif
+
+versioned_symbol (libm, __fegetexceptflag, fegetexceptflag, GLIBC_2_2);
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fraiseexcept-soft.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fraiseexcept-soft.c
new file mode 100644
index 0000000..0aed72f
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fraiseexcept-soft.c
@@ -0,0 +1,28 @@
+/* Raise given exceptions.  e500 version for use from soft-fp.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2004.
+
+   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_libc.h>
+#include <libc-symbols.h>
+
+int __feraiseexcept_soft (int);
+libc_hidden_proto (__feraiseexcept_soft)
+
+#define __FERAISEEXCEPT_INTERNAL __feraiseexcept_soft
+#include "spe-raise.c"
+libc_hidden_def (__feraiseexcept_soft)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fraiseexcpt.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fraiseexcpt.c
new file mode 100644
index 0000000..0eca9ff
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fraiseexcpt.c
@@ -0,0 +1,40 @@
+/* Raise given exceptions.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+#define __FERAISEEXCEPT_INTERNAL __feraiseexcept_spe
+#include "spe-raise.c"
+
+libm_hidden_def (__feraiseexcept_spe)
+
+#undef feraiseexcept
+int
+__feraiseexcept (int excepts)
+{
+  return __feraiseexcept_spe (__fexcepts_to_spe (excepts));
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__feraiseexcept, __old_feraiseexcept)
+compat_symbol (libm, __old_feraiseexcept, feraiseexcept, GLIBC_2_1);
+#endif
+
+libm_hidden_ver (__feraiseexcept, feraiseexcept)
+versioned_symbol (libm, __feraiseexcept, feraiseexcept, GLIBC_2_2);
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fsetexcptflg.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fsetexcptflg.c
new file mode 100644
index 0000000..43f2d19
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fsetexcptflg.c
@@ -0,0 +1,55 @@
+/* Set floating-point environment exception handling.  e500 version.
+   Copyright (C) 1997-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+int
+__fesetexceptflag (const fexcept_t *flagp, int excepts)
+{
+  unsigned long old_spefscr, spefscr;
+  fexcept_t flag;
+  int excepts_spe = __fexcepts_to_spe (excepts);
+
+  /* Get the current state.  */
+  old_spefscr = fegetenv_register ();
+
+  /* Ignore exceptions not listed in 'excepts'.  */
+  flag = *flagp & excepts_spe;
+
+  /* Replace the exception status */
+  spefscr = (old_spefscr & ~excepts_spe) | flag;
+
+  /* Store the new status word (along with the rest of the environment).  */
+  fesetenv_register (spefscr);
+
+  /* If the state of the "invalid" or "underflow" flag has changed,
+     inform the kernel.  */
+  if (((spefscr ^ old_spefscr) & (SPEFSCR_FINVS | SPEFSCR_FUNFS)) != 0)
+    __fe_note_change ();
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__fesetexceptflag, __old_fesetexceptflag)
+compat_symbol (libm, __old_fesetexceptflag, fesetexceptflag, GLIBC_2_1);
+#endif
+
+versioned_symbol (libm, __fesetexceptflag, fesetexceptflag, GLIBC_2_2);
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/ftestexcept.c b/sysdeps/powerpc/powerpc32/e500/nofpu/ftestexcept.c
new file mode 100644
index 0000000..f4f547d
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/ftestexcept.c
@@ -0,0 +1,31 @@
+/* Test exception in current environment.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+int
+fetestexcept (int excepts)
+{
+  unsigned long f;
+
+  /* Get the current state.  */
+  f = fegetenv_register ();
+
+  return __fexcepts_from_spe (f) & excepts;
+}
+libm_hidden_def (fetestexcept)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/get-rounding-mode.h b/sysdeps/powerpc/powerpc32/e500/nofpu/get-rounding-mode.h
new file mode 100644
index 0000000..117e733
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/get-rounding-mode.h
@@ -0,0 +1,4 @@
+/* The generic version of get-rounding-mode.h using fpu_control.h, not
+   the one using the software rounding mode, is correct for e500.  */
+
+#include <sysdeps/generic/get-rounding-mode.h>
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/s_fabsf.S b/sysdeps/powerpc/powerpc32/e500/nofpu/s_fabsf.S
new file mode 100644
index 0000000..823f748
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/s_fabsf.S
@@ -0,0 +1,27 @@
+/* Floating-point absolute value.  e500 version.
+   Copyright (C) 2004-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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 <sysdep.h>
+
+ENTRY (__fabsf)
+/* float [r3] fabsf (float [r3] x) ;  */
+	efsabs r3,r3
+	blr
+END (__fabsf)
+
+weak_alias (__fabsf, fabsf)
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/spe-raise.c b/sysdeps/powerpc/powerpc32/e500/nofpu/spe-raise.c
new file mode 100644
index 0000000..4394ddc
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/spe-raise.c
@@ -0,0 +1,53 @@
+/* Raise given exceptions, given the SPEFSCR bits for those exceptions.
+   Copyright (C) 1997-2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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_libc.h>
+
+int
+__FERAISEEXCEPT_INTERNAL (int excepts)
+{
+  unsigned long f;
+
+  f = fegetenv_register ();
+  f |= (excepts & SPEFSCR_ALL_EXCEPT);
+  fesetenv_register (f);
+
+  /* Force the operations that cause the exceptions.  */
+  if ((SPEFSCR_FINVS & excepts) != 0)
+    /* 0 / 0 */
+    asm volatile ("efsdiv %0,%0,%1" : : "r" (0), "r" (0));
+
+  if ((SPEFSCR_FDBZS & excepts) != 0)
+    /* 1.0 / 0.0 */
+    asm volatile ("efsdiv %0,%0,%1" : : "r" (1.0F), "r" (0));
+
+  if ((SPEFSCR_FOVFS & excepts) != 0)
+    /* Largest normalized number plus itself.  */
+    asm volatile ("efsadd %0,%0,%1" : : "r" (0x7f7fffff), "r" (0x7f7fffff));
+
+  if ((SPEFSCR_FUNFS & excepts) != 0)
+    /* Smallest normalized number times itself.  */
+    asm volatile ("efsmul %0,%0,%1" : : "r" (0x800000), "r" (0x800000));
+
+  if ((SPEFSCR_FINXS & excepts) != 0)
+    /* Smallest normalized minus 1.0 raises the inexact flag.  */
+    asm volatile ("efssub %0,%0,%1" : : "r" (0x00800000), "r" (1.0F));
+
+  /* Success.  */
+  return 0;
+}
diff --git a/sysdeps/powerpc/preconfigure b/sysdeps/powerpc/preconfigure
new file mode 100644
index 0000000..1741c25
--- /dev/null
+++ b/sysdeps/powerpc/preconfigure
@@ -0,0 +1,11 @@
+# Check for e500.
+
+case "$machine" in
+powerpc)
+  $CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null > conftest.i
+  if grep -q __NO_FPRS__ conftest.i && ! grep -q _SOFT_FLOAT conftest.i; then
+    base_machine=powerpc machine=powerpc/powerpc32/e500
+  fi
+  rm -f conftest.i
+  ;;
+esac
diff --git a/sysdeps/powerpc/soft-fp/sfp-machine.h b/sysdeps/powerpc/soft-fp/sfp-machine.h
index 508d869..0411878 100644
--- a/sysdeps/powerpc/soft-fp/sfp-machine.h
+++ b/sysdeps/powerpc/soft-fp/sfp-machine.h
@@ -41,18 +41,64 @@
     R##_c = FP_CLS_NAN;						\
   } while (0)
 
+#if defined __NO_FPRS__ && !defined _SOFT_FLOAT
+
+/* Exception flags.  We use the bit positions of the appropriate bits
+   in the FPEFSCR.  */
+
+# include <fenv_libc.h>
+# include <sysdep.h>
+# include <sys/prctl.h>
+
+int __feraiseexcept_soft (int);
+libc_hidden_proto (__feraiseexcept_soft)
+
+# define FP_EX_INEXACT         SPEFSCR_FINXS
+# define FP_EX_INVALID         SPEFSCR_FINVS
+# define FP_EX_DIVZERO         SPEFSCR_FDBZS
+# define FP_EX_UNDERFLOW       SPEFSCR_FUNFS
+# define FP_EX_OVERFLOW        SPEFSCR_FOVFS
+
+# define _FP_DECL_EX \
+  int _spefscr __attribute__ ((unused)), _ftrapex __attribute__ ((unused)) = 0
+# define FP_INIT_ROUNDMODE						\
+  do									\
+    {									\
+      int _r;								\
+      INTERNAL_SYSCALL_DECL (_err);					\
+									\
+      _spefscr = fegetenv_register ();					\
+      _r = INTERNAL_SYSCALL (prctl, _err, 2, PR_GET_FPEXC, &_ftrapex);	\
+      if (INTERNAL_SYSCALL_ERROR_P (_r, _err))				\
+	_ftrapex = 0;							\
+    }									\
+  while (0)
+# define FP_INIT_EXCEPTIONS /* Empty.  */
+
+# define FP_HANDLE_EXCEPTIONS  __feraiseexcept_soft (_fex)
+# define FP_ROUNDMODE          (_spefscr & 0x3)
+
+/* Not correct in general, but sufficient for the uses in soft-fp.  */
+# define FP_TRAPPING_EXCEPTIONS (_ftrapex & PR_FP_EXC_UND	\
+				 ? FP_EX_UNDERFLOW		\
+				 : 0)
+
+#else
+
 /* Exception flags.  We use the bit positions of the appropriate bits
    in the FPSCR, which also correspond to the FE_* bits.  This makes
    everything easier ;-).  */
-#define FP_EX_INVALID         (1 << (31 - 2))
-#define FP_EX_OVERFLOW        (1 << (31 - 3))
-#define FP_EX_UNDERFLOW       (1 << (31 - 4))
-#define FP_EX_DIVZERO         (1 << (31 - 5))
-#define FP_EX_INEXACT         (1 << (31 - 6))
-
-#define FP_HANDLE_EXCEPTIONS  __simulate_exceptions (_fex)
-#define FP_ROUNDMODE          __sim_round_mode
-#define FP_TRAPPING_EXCEPTIONS (~__sim_disabled_exceptions & 0x3e000000)
+# define FP_EX_INVALID         (1 << (31 - 2))
+# define FP_EX_OVERFLOW        (1 << (31 - 3))
+# define FP_EX_UNDERFLOW       (1 << (31 - 4))
+# define FP_EX_DIVZERO         (1 << (31 - 5))
+# define FP_EX_INEXACT         (1 << (31 - 6))
+
+# define FP_HANDLE_EXCEPTIONS  __simulate_exceptions (_fex)
+# define FP_ROUNDMODE          __sim_round_mode
+# define FP_TRAPPING_EXCEPTIONS (~__sim_disabled_exceptions & 0x3e000000)
+
+#endif
 
 /* FIXME: these variables should be thread specific (see bugzilla bug
    15483) and ideally preserved across signal handlers, like hardware
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/e500/nofpu/Implies b/sysdeps/unix/sysv/linux/powerpc/powerpc32/e500/nofpu/Implies
new file mode 100644
index 0000000..00365c1
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/e500/nofpu/Implies
@@ -0,0 +1,3 @@
+powerpc/powerpc32/e500/nofpu
+powerpc/nofpu
+powerpc/soft-fp
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/nptl/localplt.data b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/nptl/localplt.data
index 0743b08..b87936c 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/nptl/localplt.data
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/nptl/localplt.data
@@ -35,7 +35,7 @@ libc.so: realloc
 libm.so: __signbit
 libm.so: __signbitf
 libm.so: __signbitl
-libm.so: copysignl
+libm.so: copysignl ?
 libm.so: fabsl
 libm.so: fegetround
 libm.so: matherr