Revert 2016-01-13 change.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232392 138bc75d-0d04-0410-961f-82ee72b054a4

14 files changed, 3 insertions, 1377 deletions

diff --git a/libgcc/config/rs6000/extendkftf2-sw.c b/libgcc/config/rs6000/extendkftf2-sw.c
deleted file mode 100644
index 2418a392c56..00000000000
--- a/libgcc/config/rs6000/extendkftf2-sw.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/* Software IEEE 128-bit floating-point emulation for PowerPC.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Michael Meissner (meissner@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-	Richard Henderson (rth@cygnus.com) and
-	Jakub Jelinek (jj@ultra.linux.cz).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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/>.  */
-
-/* Convert IEEE 128-bit floating point to IBM long double.  */
-
-#ifdef __FLOAT128_HARDWARE__
-#error "This module must not be compiled with IEEE 128-bit hardware support"
-#endif
-
-#include "soft-fp.h"
-#include "quad-float128.h"
-
-__ibm128
-__extendkftf2_sw (__float128 value)
-{
-  __ibm128 ret;
-
-  CVT_FLOAT128_TO_IBM128 (ret, value);
-  return ret;
-}
diff --git a/libgcc/config/rs6000/fixkfti.c b/libgcc/config/rs6000/fixkfti.c
deleted file mode 100644
index 80e10f078c0..00000000000
--- a/libgcc/config/rs6000/fixkfti.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/* Software floating-point emulation, convert IEEE quad to 128bit signed
-   integer.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Steven Munroe (munroesj@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-   	   Uros Bizjak (ubizjak@gmail.com).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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/>.  */
-
-#ifdef _ARCH_PPC64
-#include "soft-fp.h"
-#include "quad-float128.h"
-
-TItype
-__fixkfti (TFtype a)
-{
-  FP_DECL_EX;
-  FP_DECL_Q (A);
-  UTItype r;
-
-  FP_INIT_EXCEPTIONS;
-  FP_UNPACK_RAW_Q (A, a);
-  FP_TO_INT_Q (r, A, TI_BITS, 1);
-  FP_HANDLE_EXCEPTIONS;
-
-  return r;
-}
-#endif
diff --git a/libgcc/config/rs6000/fixunskfti.c b/libgcc/config/rs6000/fixunskfti.c
deleted file mode 100644
index 56c36716120..00000000000
--- a/libgcc/config/rs6000/fixunskfti.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/* Software floating-point emulation, convert IEEE quad to 128bit unsigned
-   integer.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Steven Munroe (munroesj@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-   	   Uros Bizjak (ubizjak@gmail.com).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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/>.  */
-
-#ifdef _ARCH_PPC64
-#include "soft-fp.h"
-#include "quad-float128.h"
-
-UTItype
-__fixunskfti (TFtype a)
-{
-  FP_DECL_EX;
-  FP_DECL_Q (A);
-  UTItype r;
-
-  FP_INIT_EXCEPTIONS;
-  FP_UNPACK_RAW_Q (A, a);
-  FP_TO_INT_Q (r, A, TI_BITS, 0);
-  FP_HANDLE_EXCEPTIONS;
-
-  return r;
-}
-#endif
diff --git a/libgcc/config/rs6000/float128-hw.c b/libgcc/config/rs6000/float128-hw.c
deleted file mode 100644
index da2fbbcafd1..00000000000
--- a/libgcc/config/rs6000/float128-hw.c
+++ /dev/null
@@ -1,207 +0,0 @@
-/* Automatic switching between software and hardware IEEE 128-bit
-   floating-point emulation for PowerPC.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Michael Meissner (meissner@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-	Richard Henderson (rth@cygnus.com) and
-	Jakub Jelinek (jj@ultra.linux.cz).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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 <soft-fp.h>
-#include <quad-float128.h>
-
-#ifndef __FLOAT128_HARDWARE__
-#error "This module must be compiled with IEEE 128-bit hardware support"
-#endif
-
-TFtype
-__addkf3_hw (TFtype a, TFtype b)
-{
-  return a + b;
-}
-
-TFtype
-__subkf3_hw (TFtype a, TFtype b)
-{
-  return a - b;
-}
-
-TFtype
-__mulkf3_hw (TFtype a, TFtype b)
-{
-  return a * b;
-}
-
-TFtype
-__divkf3_hw (TFtype a, TFtype b)
-{
-  return a / b;
-}
-
-TFtype
-__negkf2_hw (TFtype a)
-{
-  return -a;
-}
-
-TFtype
-__floatsikf_hw (SItype_ppc a)
-{
-  return (TFtype) a;
-}
-
-TFtype
-__floatunsikf_hw (USItype_ppc a)
-{
-  return (TFtype) a;
-}
-
-TFtype
-__floatdikf_hw (DItype_ppc a)
-{
-  return (TFtype) a;
-}
-
-TFtype
-__floatundikf_hw (UDItype_ppc a)
-{
-  return (TFtype) a;
-}
-
-SItype_ppc
-__fixkfsi_hw (TFtype a)
-{
-  return (SItype_ppc) a;
-}
-
-USItype_ppc
-__fixunskfsi_hw (TFtype a)
-{
-  return (USItype_ppc) a;
-}
-
-DItype_ppc
-__fixkfdi_hw (TFtype a)
-{
-  return (DItype_ppc) a;
-}
-
-UDItype_ppc
-__fixunskfdi_hw (TFtype a)
-{
-  return (UDItype_ppc) a;
-}
-
-TFtype
-__extendsfkf2_hw (float a)
-{
-  return (TFtype) a;
-}
-
-TFtype
-__extenddfkf2_hw (double a)
-{
-  return (TFtype) a;
-}
-
-float
-__trunckfsf2_hw (TFtype a)
-{
-  return (float) a;
-}
-
-double
-__trunckfdf2_hw (TFtype a)
-{
-  return (double) a;
-}
-
-/* __eqkf2 returns 0 if equal, or 1 if not equal or NaN.  */
-CMPtype
-__eqkf2_hw (TFtype a, TFtype b)
-{
-  return (a != b);
-}
-
-/* __gekf2 returns -1 if a < b, 0 if a == b, +1 if a > b, or -2 if NaN.  */
-CMPtype
-__gekf2_hw (TFtype a, TFtype b)
-{
-  if (a < b)
-    return -1;
-
-  else if (__builtin_isunordered (a, b))
-    return -2;
-
-  else if (a == b)
-    return 0;
-
-  return 1;
-}
-
-/* __lekf2 returns -1 if a < b, 0 if a == b, +1 if a > b, or +2 if NaN.  */
-CMPtype
-__lekf2_hw (TFtype a, TFtype b)
-{
-  if (a < b)
-    return -1;
-
-  else if (__builtin_isunordered (a, b))
-    return 2;
-
-  else if (a == b)
-    return 0;
-
-  return 1;
-}
-
-/* __unordkf2 returns 1 if NaN or 0 otherwise.  */
-CMPtype
-__unordkf2_hw (TFtype a, TFtype b)
-{
-  return (__builtin_isunordered (a, b)) ? 1 : 0;
-}
-
-/* Convert __float128 to __ibm128.  */
-__ibm128
-__extendkftf2_hw (TFtype value)
-{
-  __ibm128 ret;
-
-  CVT_FLOAT128_TO_IBM128 (ret, value);
-  return ret;
-}
-
-/* Convert __ibm128 to __float128.  */
-TFtype
-__trunctfkf2_hw (__ibm128 value)
-{
-  TFtype ret;
-
-  CVT_IBM128_TO_FLOAT128 (ret, value);
-  return ret;
-}
diff --git a/libgcc/config/rs6000/float128-ifunc.c b/libgcc/config/rs6000/float128-ifunc.c
deleted file mode 100644
index 6e14608d3a7..00000000000
--- a/libgcc/config/rs6000/float128-ifunc.c
+++ /dev/null
@@ -1,358 +0,0 @@
-/* Automatic switching between software and hardware IEEE 128-bit
-   floating-point emulation for PowerPC.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Michael Meissner (meissner@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-	Richard Henderson (rth@cygnus.com) and
-	Jakub Jelinek (jj@ultra.linux.cz).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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 <soft-fp.h>
-#include <quad-float128.h>
-#include <string.h>
-#include <stdlib.h>
-#include <ctype.h>
-
-#ifdef FLOAT128_HW_INSNS
-#include <sys/auxv.h>
-
-/* Use the namespace clean version of getauxval.  However, not all versions of
-   sys/auxv.h declare it, so declare it here.  This code is intended to be
-   temporary until a suitable version of __builtin_cpu_supports is added that
-   allows us to tell quickly if the machine supports IEEE 128-bit hardware.  */
-extern unsigned long __getauxval (unsigned long);
-
-static int
-have_ieee_hw_p (void)
-{
-  static int ieee_hw_p = -1;
-
-  if (ieee_hw_p < 0)
-    {
-      char *p = (char *) __getauxval (AT_PLATFORM);
-
-      ieee_hw_p = 0;
-
-      /* Don't use atoi/strtol/strncmp/etc.  These may require the normal
-	 environment to be setup to set errno to 0, and the ifunc resolvers run
-	 before the whole glibc environment is initialized.  */
-      if (p && p[0] == 'p' && p[1] == 'o' && p[2] == 'w' && p[3] == 'e'
-	  && p[4] == 'r')
-	{
-	  long n = 0;
-	  char ch;
-
-	  p += 5;
-	  while ((ch = *p++) >= '0' && (ch <= '9'))
-	    n = (n * 10) + (ch - '0');
-
-	  if (n >= 9)
-	    ieee_hw_p = 1;
-	}
-    }
-
-  return ieee_hw_p;
-}
-
-#define SW_OR_HW(SW, HW) (have_ieee_hw_p () ? HW : SW)
-#else
-#define SW_OR_HW(SW, HW) (SW)
-#endif	/* ISA 3.0 hardware available.  */
-
-/* Resolvers.  */
-
-/* We do not provide ifunc resolvers for __fixkfti, __fixunskfti, __floattikf,
-   and __floatuntikf.  There is no ISA 3.0 instruction that converts between
-   128-bit integer types and 128-bit IEEE floating point, or vice versa.  So
-   use the emulator functions for these conversions.  */
-
-static void *__addkf3_resolve (void);
-static void *__subkf3_resolve (void);
-static void *__mulkf3_resolve (void);
-static void *__divkf3_resolve (void);
-static void *__negkf2_resolve (void);
-static void *__eqkf2_resolve (void);
-static void *__nekf2_resolve (void);
-static void *__gekf2_resolve (void);
-static void *__gtkf2_resolve (void);
-static void *__lekf2_resolve (void);
-static void *__ltkf2_resolve (void);
-static void *__unordkf2_resolve (void);
-static void *__extendsfkf2_resolve (void);
-static void *__extenddfkf2_resolve (void);
-static void *__trunckfsf2_resolve (void);
-static void *__trunckfdf2_resolve (void);
-static void *__fixkfsi_resolve (void);
-static void *__fixkfdi_resolve (void);
-static void *__fixunskfsi_resolve (void);
-static void *__fixunskfdi_resolve (void);
-static void *__floatsikf_resolve (void);
-static void *__floatdikf_resolve (void);
-static void *__floatunsikf_resolve (void);
-static void *__floatundikf_resolve (void);
-static void *__extendkftf2_resolve (void);
-static void *__trunctfkf2_resolve (void);
-
-static void *
-__addkf3_resolve (void)
-{
-  return (void *) SW_OR_HW (__addkf3_sw, __addkf3_hw);
-}
-
-static void *
-__subkf3_resolve (void)
-{
-  return (void *) SW_OR_HW (__subkf3_sw, __subkf3_hw);
-}
-
-static void *
-__mulkf3_resolve (void)
-{
-  return (void *) SW_OR_HW (__mulkf3_sw, __mulkf3_hw);
-}
-
-static void *
-__divkf3_resolve (void)
-{
-  return (void *) SW_OR_HW (__divkf3_sw, __divkf3_hw);
-}
-
-static void *
-__negkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__negkf2_sw, __negkf2_hw);
-}
-
-static void *
-__floatsikf_resolve (void)
-{
-  return (void *) SW_OR_HW (__floatsikf_sw, __floatsikf_hw);
-}
-
-static void *
-__floatdikf_resolve (void)
-{
-  return (void *) SW_OR_HW (__floatdikf_sw, __floatdikf_hw);
-}
-
-static void *
-__floatunsikf_resolve (void)
-{
-  return (void *) SW_OR_HW (__floatunsikf_sw, __floatunsikf_hw);
-}
-
-static void *
-__floatundikf_resolve (void)
-{
-  return (void *) SW_OR_HW (__floatundikf_sw, __floatundikf_hw);
-}
-
-static void *
-__fixkfsi_resolve (void)
-{
-  return (void *) SW_OR_HW (__fixkfsi_sw, __fixkfsi_hw);
-}
-
-static void *
-__fixkfdi_resolve (void)
-{
-  return (void *) SW_OR_HW (__fixkfdi_sw, __fixkfdi_hw);
-}
-
-static void *
-__fixunskfsi_resolve (void)
-{
-  return (void *) SW_OR_HW (__fixunskfsi_sw, __fixunskfsi_hw);
-}
-
-static void *
-__fixunskfdi_resolve (void)
-{
-  return (void *) SW_OR_HW (__fixunskfdi_sw, __fixunskfdi_hw);
-}
-
-static void *
-__extendsfkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__extendsfkf2_sw, __extendsfkf2_hw);
-}
-
-static void *
-__extenddfkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__extenddfkf2_sw, __extenddfkf2_hw);
-}
-
-static void *
-__trunckfsf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__trunckfsf2_sw, __trunckfsf2_hw);
-}
-
-static void *
-__trunckfdf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__trunckfdf2_sw, __trunckfdf2_hw);
-}
-
-static void *
-__extendkftf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__extendkftf2_sw, __extendkftf2_hw);
-}
-
-static void *
-__trunctfkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__trunctfkf2_sw, __trunctfkf2_hw);
-}
-
-static void *
-__eqkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__eqkf2_sw, __eqkf2_hw);
-}
-
-static void *
-__gekf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__gekf2_sw, __gekf2_hw);
-}
-
-static void *
-__lekf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__lekf2_sw, __lekf2_hw);
-}
-
-static void *
-__unordkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__unordkf2_sw, __unordkf2_hw);
-}
-
-/* Resolve __nekf2, __gtkf2, __ltkf2 like __eqkf2, __gekf2, and __lekf2, since
-   the functions return the same values.  */
-
-static void *
-__nekf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__eqkf2_sw, __eqkf2_hw);
-}
-
-static void *
-__gtkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__gekf2_sw, __gekf2_hw);
-}
-
-static void *
-__ltkf2_resolve (void)
-{
-  return (void *) SW_OR_HW (__lekf2_sw, __lekf2_hw);
-}
-
-
-
-/* Ifunc definitions.  */
-TFtype __addkf3 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__addkf3_resolve")));
-
-TFtype __subkf3 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__subkf3_resolve")));
-
-TFtype __mulkf3 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__mulkf3_resolve")));
-
-TFtype __divkf3 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__divkf3_resolve")));
-
-TFtype __negkf2 (TFtype)
-  __attribute__ ((__ifunc__ ("__negkf2_resolve")));
-
-CMPtype __eqkf2 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__eqkf2_resolve")));
-
-CMPtype __nekf2 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__nekf2_resolve")));
-
-CMPtype __gekf2 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__gekf2_resolve")));
-
-CMPtype __gtkf2 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__gtkf2_resolve")));
-
-CMPtype __lekf2 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__lekf2_resolve")));
-
-CMPtype __ltkf2 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__ltkf2_resolve")));
-
-CMPtype __unordkf2 (TFtype, TFtype)
-  __attribute__ ((__ifunc__ ("__unordkf2_resolve")));
-
-TFtype __extendsfkf2 (float)
-  __attribute__ ((__ifunc__ ("__extendsfkf2_resolve")));
-
-TFtype __extenddfkf2 (double)
-  __attribute__ ((__ifunc__ ("__extenddfkf2_resolve")));
-
-float __trunckfsf2 (TFtype)
-  __attribute__ ((__ifunc__ ("__trunckfsf2_resolve")));
-
-double __trunckfdf2 (TFtype)
-  __attribute__ ((__ifunc__ ("__trunckfdf2_resolve")));
-
-SItype_ppc __fixkfsi (TFtype)
-  __attribute__ ((__ifunc__ ("__fixkfsi_resolve")));
-
-DItype_ppc __fixkfdi (TFtype)
-  __attribute__ ((__ifunc__ ("__fixkfdi_resolve")));
-
-USItype_ppc __fixunskfsi (TFtype)
-  __attribute__ ((__ifunc__ ("__fixunskfsi_resolve")));
-
-UDItype_ppc __fixunskfdi (TFtype)
-  __attribute__ ((__ifunc__ ("__fixunskfdi_resolve")));
-
-TFtype __floatsikf (SItype_ppc)
-  __attribute__ ((__ifunc__ ("__floatsikf_resolve")));
-
-TFtype __floatdikf (DItype_ppc)
-  __attribute__ ((__ifunc__ ("__floatdikf_resolve")));
-
-TFtype __floatunsikf (USItype_ppc)
-  __attribute__ ((__ifunc__ ("__floatunsikf_resolve")));
-
-TFtype __floatundikf (UDItype_ppc)
-  __attribute__ ((__ifunc__ ("__floatundikf_resolve")));
-
-__ibm128 __extendkftf2 (TFtype)
-  __attribute__ ((__ifunc__ ("__extendkftf2_resolve")));
-
-TFtype __trunctfkf2 (__ibm128)
-  __attribute__ ((__ifunc__ ("__trunctfkf2_resolve")));
diff --git a/libgcc/config/rs6000/float128-sed b/libgcc/config/rs6000/float128-sed
deleted file mode 100644
index acf36b0c17d..00000000000
--- a/libgcc/config/rs6000/float128-sed
+++ /dev/null
@@ -1,25 +0,0 @@
-s/__addtf3/__addkf3_sw/g
-s/__divtf3/__divkf3_sw/g
-s/__eqtf2/__eqkf2_sw/g
-s/__extenddftf2/__extenddfkf2_sw/g
-s/__extendsftf2/__extendsfkf2_sw/g
-s/__fixtfdi/__fixkfdi_sw/g
-s/__fixtfsi/__fixkfsi_sw/g
-s/__fixunstfdi/__fixunskfdi_sw/g
-s/__fixunstfsi/__fixunskfsi_sw/g
-s/__floatditf/__floatdikf_sw/g
-s/__floatsitf/__floatsikf_sw/g
-s/__floatunditf/__floatundikf_sw/g
-s/__floatunsitf/__floatunsikf_sw/g
-s/__getf2/__gekf2_sw/g
-s/__gttf2/__gtkf2_sw/g
-s/__letf2/__lekf2_sw/g
-s/__lttf2/__ltkf2_sw/g
-s/__multf3/__mulkf3_sw/g
-s/__negtf2/__negkf2_sw/g
-s/__netf2/__nekf2_sw/g
-s/quad[.]h/quad-float128.h/g
-s/__subtf3/__subkf3_sw/g
-s/__trunctfdf2/__trunckfdf2_sw/g
-s/__trunctfsf2/__trunckfsf2_sw/g
-s/__unordtf2/__unordkf2_sw/g
diff --git a/libgcc/config/rs6000/floattikf.c b/libgcc/config/rs6000/floattikf.c
deleted file mode 100644
index 4c652308158..00000000000
--- a/libgcc/config/rs6000/floattikf.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/* Software floating-point emulation, convert a 128bit signed integer to IEEE
-   quad.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Steven Munroe (munroesj@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-   	   Uros Bizjak (ubizjak@gmail.com).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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/>.  */
-
-#ifdef _ARCH_PPC64
-#include "soft-fp.h"
-#include "quad-float128.h"
-
-TFtype
-__floattikf (TItype i)
-{
-  FP_DECL_EX;
-  FP_DECL_Q (A);
-  TFtype a;
-
-  FP_INIT_ROUNDMODE;
-  FP_FROM_INT_Q (A, i, TI_BITS, UTItype);
-  FP_PACK_RAW_Q (a, A);
-  FP_HANDLE_EXCEPTIONS;
-
-  return a;
-}
-#endif
diff --git a/libgcc/config/rs6000/floatuntikf.c b/libgcc/config/rs6000/floatuntikf.c
deleted file mode 100644
index 6dabf7b33bd..00000000000
--- a/libgcc/config/rs6000/floatuntikf.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/* Software floating-point emulation, convert a 128bit unsigned integer to IEEE
-   quad.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Steven Munroe (munroesj@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-   	   Uros Bizjak (ubizjak@gmail.com).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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/>.  */
-
-#ifdef _ARCH_PPC64
-#include "soft-fp.h"
-#include "quad-float128.h"
-
-TFtype
-__floatuntikf (UTItype i)
-{
-  FP_DECL_EX;
-  FP_DECL_Q (A);
-  TFtype a;
-
-  FP_INIT_ROUNDMODE;
-  FP_FROM_INT_Q (A, i, TI_BITS, UTItype);
-  FP_PACK_RAW_Q (a, A);
-  FP_HANDLE_EXCEPTIONS;
-
-  return a;
-}
-#endif
diff --git a/libgcc/config/rs6000/quad-float128.h b/libgcc/config/rs6000/quad-float128.h
deleted file mode 100644
index 423cb05d9ea..00000000000
--- a/libgcc/config/rs6000/quad-float128.h
+++ /dev/null
@@ -1,203 +0,0 @@
-/* Software floating-point emulation.
-   Definitions for IEEE Quad Precision on the PowerPC.
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Michael Meissner (meissner@linux.vnet.ibm.com).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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/>.  */
-
-/* quad.h defines the TFtype type by:
-   typedef float TFtype __attribute__ ((mode (TF)));
-
-   This define forces it to use KFmode (aka, ieee 128-bit floating point).  */
-#define TF KF
-
-/* Force the use of the VSX instruction set.  */
-#if defined(_ARCH_PPC) && (!defined(__VSX__) || !defined(__FLOAT128__))
-#pragma GCC target ("vsx,float128")
-#endif
-
-#include <quad.h>
-
-/* Add prototypes of the library functions created.  In case the appropriate
-   int/long types are not declared in scope by the time quad.h is included,
-   provide our own version.  */
-typedef int	 SItype_ppc  __attribute__ ((__mode__ (__SI__)));
-typedef int	 DItype_ppc  __attribute__ ((__mode__ (__DI__)));
-typedef unsigned USItype_ppc __attribute__ ((__mode__ (__SI__)));
-typedef unsigned UDItype_ppc __attribute__ ((__mode__ (__DI__)));
-
-#ifdef _ARCH_PPC64
-typedef int	 TItype_ppc  __attribute__ ((__mode__ (__TI__)));
-typedef unsigned UTItype_ppc __attribute__ ((__mode__ (__TI__)));
-#endif
-
-/* Software emulation functions.  */
-extern TFtype __addkf3_sw (TFtype, TFtype);
-extern TFtype __subkf3_sw (TFtype, TFtype);
-extern TFtype __mulkf3_sw (TFtype, TFtype);
-extern TFtype __divkf3_sw (TFtype, TFtype);
-extern TFtype __negkf2_sw (TFtype);
-extern CMPtype __eqkf2_sw (TFtype, TFtype);
-extern CMPtype __gekf2_sw (TFtype, TFtype);
-extern CMPtype __lekf2_sw (TFtype, TFtype);
-extern CMPtype __unordkf2_sw (TFtype, TFtype);
-extern TFtype __extendsfkf2_sw (float);
-extern TFtype __extenddfkf2_sw (double);
-extern float __trunckfsf2_sw (TFtype);
-extern double __trunckfdf2_sw (TFtype);
-extern SItype_ppc __fixkfsi_sw (TFtype);
-extern DItype_ppc __fixkfdi_sw (TFtype);
-extern USItype_ppc __fixunskfsi_sw (TFtype);
-extern UDItype_ppc __fixunskfdi_sw (TFtype);
-extern TFtype __floatsikf_sw (SItype_ppc);
-extern TFtype __floatdikf_sw (DItype_ppc);
-extern TFtype __floatunsikf_sw (USItype_ppc);
-extern TFtype __floatundikf_sw (UDItype_ppc);
-extern __ibm128 __extendkftf2_sw (TFtype);
-extern TFtype __trunctfkf2_sw (__ibm128);
-
-#ifdef _ARCH_PPC64
-/* We do not provide ifunc resolvers for __fixkfti, __fixunskfti, __floattikf,
-   and __floatuntikf.  There is no ISA 3.0 instruction that converts between
-   128-bit integer types and 128-bit IEEE floating point, or vice versa.  So
-   use the emulator functions for these conversions.  */
-
-extern TItype_ppc __fixkfti (TFtype);
-extern UTItype_ppc __fixunskfti (TFtype);
-extern TFtype __floattikf (TItype_ppc);
-extern TFtype __floatuntikf (UTItype_ppc);
-#endif
-
-/* Functions using the ISA 3.0 hardware support.  If the code is compiled with
-   -mcpu=power9, it will not use these functions, but if it was compiled with
-   -mcpu=power7 or -mcpu=power8 and run on a ISA 3.0 system, it will use the
-   hardware instruction.  */
-extern TFtype __addkf3_hw (TFtype, TFtype);
-extern TFtype __subkf3_hw (TFtype, TFtype);
-extern TFtype __mulkf3_hw (TFtype, TFtype);
-extern TFtype __divkf3_hw (TFtype, TFtype);
-extern TFtype __negkf2_hw (TFtype);
-extern CMPtype __eqkf2_hw (TFtype, TFtype);
-extern CMPtype __gekf2_hw (TFtype, TFtype);
-extern CMPtype __lekf2_hw (TFtype, TFtype);
-extern CMPtype __unordkf2_hw (TFtype, TFtype);
-extern TFtype __extendsfkf2_hw (float);
-extern TFtype __extenddfkf2_hw (double);
-extern float __trunckfsf2_hw (TFtype);
-extern double __trunckfdf2_hw (TFtype);
-extern SItype_ppc __fixkfsi_hw (TFtype);
-extern DItype_ppc __fixkfdi_hw (TFtype);
-extern USItype_ppc __fixunskfsi_hw (TFtype);
-extern UDItype_ppc __fixunskfdi_hw (TFtype);
-extern TFtype __floatsikf_hw (SItype_ppc);
-extern TFtype __floatdikf_hw (DItype_ppc);
-extern TFtype __floatunsikf_hw (USItype_ppc);
-extern TFtype __floatundikf_hw (UDItype_ppc);
-extern __ibm128 __extendkftf2_hw (TFtype);
-extern TFtype __trunctfkf2_hw (__ibm128);
-
-/* Ifunc function declarations, to automatically switch between software
-   emulation and hardware support.  */
-extern TFtype __addkf3 (TFtype, TFtype);
-extern TFtype __subkf3 (TFtype, TFtype);
-extern TFtype __mulkf3 (TFtype, TFtype);
-extern TFtype __divkf3 (TFtype, TFtype);
-extern TFtype __negkf2 (TFtype);
-extern CMPtype __eqkf2 (TFtype, TFtype);
-extern CMPtype __nekf2 (TFtype, TFtype);
-extern CMPtype __gekf2 (TFtype, TFtype);
-extern CMPtype __gtkf2 (TFtype, TFtype);
-extern CMPtype __lekf2 (TFtype, TFtype);
-extern CMPtype __ltkf2 (TFtype, TFtype);
-extern CMPtype __unordkf2 (TFtype, TFtype);
-extern TFtype __extendsfkf2 (float);
-extern TFtype __extenddfkf2 (double);
-extern float __trunckfsf2 (TFtype);
-extern double __trunckfdf2 (TFtype);
-extern SItype_ppc __fixkfsi (TFtype);
-extern DItype_ppc __fixkfdi (TFtype);
-extern USItype_ppc __fixunskfsi (TFtype);
-extern UDItype_ppc __fixunskfdi (TFtype);
-extern TFtype __floatsikf (SItype_ppc);
-extern TFtype __floatdikf (DItype_ppc);
-extern TFtype __floatunsikf (USItype_ppc);
-extern TFtype __floatundikf (UDItype_ppc);
-extern __ibm128 __extendkftf2 (TFtype);
-extern TFtype __trunctfkf2 (__ibm128);
-
-#ifdef __LITTLE_ENDIAN__
-#define HIGH_WORD	1
-#define LOW_WORD	0
-#else
-#define HIGH_WORD	0
-#define LOW_WORD	1
-#endif
-
-/* Implementation of conversions between __ibm128 and __float128, to allow the
-   same code to be used on systems with IEEE 128-bit emulation and with IEEE
-   128-bit hardware support.  */
-
-#define CVT_FLOAT128_TO_IBM128(RESULT, VALUE)				\
-{									\
-  double __high, __low;							\
-  __float128 __value = (VALUE);						\
-									\
-  __high = (double) __value;						\
-  if (__builtin_isnan (__high) || __builtin_isinf (__high))		\
-    __low = 0.0;							\
-									\
-  else									\
-    {									\
-      double __high_temp;						\
-									\
-      __low = (double) (__value - (__float128) __high);			\
-      /* Renormalize low/high and move them into canonical IBM long	\
-	 double form.  */						\
-      __high_temp = __high + __low;					\
-      __low = (__high - __high_temp) + __low;				\
-      __high = __high_temp;						\
-    }									\
-									\
-  RESULT = __builtin_pack_ibm128 (__high, __low);			\
-}
-
-#define CVT_IBM128_TO_FLOAT128(RESULT, VALUE)				\
-{									\
-  __ibm128 __value = (VALUE);						\
-  double __high = __builtin_unpack_ibm128 (__value, HIGH_WORD);		\
-  double __low = __builtin_unpack_ibm128 (__value, LOW_WORD);		\
-									\
-  /* Handle the special cases of NAN and infinity.  */			\
-  if (__builtin_isnan (__high) || __builtin_isinf (__high))		\
-    RESULT = (__float128) __high;					\
-									\
-  /* If low is 0.0, there no need to do the add.  In addition,		\
-     avoiding the add produces the correct sign if high is -0.0.  */	\
-  else if (__low == 0.0)						\
-    RESULT = (__float128) __high;					\
-									\
-  else									\
-    RESULT = ((__float128) __high) + ((__float128) __low);		\
-}
diff --git a/libgcc/config/rs6000/sfp-exceptions.c b/libgcc/config/rs6000/sfp-exceptions.c
deleted file mode 100644
index efd21da5320..00000000000
--- a/libgcc/config/rs6000/sfp-exceptions.c
+++ /dev/null
@@ -1,72 +0,0 @@
-/* Copyright (C) 2016 Free Software Foundation, Inc.
-
-   This file is free software; you can redistribute it and/or modify it
-   under the terms of the GNU General Public License as published by the
-   Free Software Foundation; either version 3, or (at your option) any
-   later version.
-
-   This file 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
-   General Public License for more details.
-
-   Under Section 7 of GPL version 3, you are granted additional
-   permissions described in the GCC Runtime Library Exception, version
-   3.1, as published by the Free Software Foundation.
-
-   You should have received a copy of the GNU General Public License and
-   a copy of the GCC Runtime Library Exception along with this program;
-   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include "sfp-machine.h"
-
-/* Only provide exception support if we have hardware floating point and we can
-   execute the mtfsf instruction.  This would only be true if we are using the
-   emulation routines for IEEE 128-bit floating point on pre-ISA 3.0 machines
-   without the IEEE 128-bit floating point support.  */
-
-#ifndef __NO_FPRS__ 
-
-void
-__sfp_handle_exceptions (int _fex)
-{
-  const double fp_max = __DBL_MAX__;
-  const double fp_min = __DBL_MIN__;
-  const double fp_zero = (double) 0.0;
-  const double fp_one = 1.0;
-  double tmp;
-
-  if (_fex & FP_EX_INVALID)
-    {
-      __asm__ __volatile__ ("fdiv %0, %1, %1"
-			    : "=f" (tmp)
-			    : "f" (fp_zero));
-    }
-  if (_fex & FP_EX_DIVZERO)
-    {
-      __asm__ __volatile__ ("fdiv %0, %1, %2"
-			    : "=f" (tmp)
-			    : "f" (fp_one), "f" (fp_zero));
-    }
-  if (_fex & FP_EX_OVERFLOW)
-    {
-      __asm__ __volatile__ ("fadd %0, %1, %1"
-			    : "=f" (tmp)
-			    : "f" (fp_max));
-    }
-  if (_fex & FP_EX_UNDERFLOW)
-    {
-      __asm__ __volatile__ ("fmul %0, %1, %1"
-			    : "=f" (tmp)
-			    : "f" (fp_min));
-    }
-  if (_fex & FP_EX_INEXACT)
-    {
-      __asm__ __volatile__ ("fsub %0, %1, %2"
-			    : "=f" (tmp)
-			    : "f" (fp_max), "f" (fp_one));
-    }
-}
-
-#endif	/* !__NO_FPRS__   */
diff --git a/libgcc/config/rs6000/sfp-machine.h b/libgcc/config/rs6000/sfp-machine.h
index 91f82ae1f09..40436337ffb 100644
--- a/libgcc/config/rs6000/sfp-machine.h
+++ b/libgcc/config/rs6000/sfp-machine.h
@@ -1,26 +1,7 @@
-/* Decide whether to use 64 or 32-bit types to do the emulation.  If we are
-   doing IEEE-128 with VSX, use 64-bit emulation even if we are compiling for a
-   32-bit target.  */
-
-#if defined(_ARCH_PPC64) || defined(__VSX__) || defined(__FLOAT128__)
-#define _FP_W_TYPE_SIZE		64
-#define _FP_W_TYPE		unsigned long long
-#define _FP_WS_TYPE		signed long long
-#define _FP_I_TYPE		long long
-
-#ifdef _ARCH_PPC64
-typedef int TItype __attribute__ ((mode (TI)));
-typedef unsigned int UTItype __attribute__ ((mode (TI)));
-
-#define TI_BITS (__CHAR_BIT__ * (int)sizeof(TItype))
-#endif
-
-#else	/* 32-bits  */
 #define _FP_W_TYPE_SIZE		32
-#define _FP_W_TYPE		unsigned int
-#define _FP_WS_TYPE		signed int
-#define _FP_I_TYPE		int
-#endif	/* 32-bits  */
+#define _FP_W_TYPE		unsigned long
+#define _FP_WS_TYPE		signed long
+#define _FP_I_TYPE		long
 
 /* The type of the result of a floating point comparison.  This must
    match `__libgcc_cmp_return__' in GCC for the target.  */
@@ -29,39 +10,18 @@ typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__)));
 
 #define _FP_MUL_MEAT_S(R,X,Y)				\
   _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm)
-
-#if (_FP_W_TYPE_SIZE==64)
-#define _FP_MUL_MEAT_D(R,X,Y)				\
-  _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm)
-#define _FP_MUL_MEAT_Q(R,X,Y)				\
-  _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
-#else
 #define _FP_MUL_MEAT_D(R,X,Y)				\
   _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm)
 #define _FP_MUL_MEAT_Q(R,X,Y)				\
   _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
-#endif
 
 #define _FP_DIV_MEAT_S(R,X,Y)	_FP_DIV_MEAT_1_loop(S,R,X,Y)
-
-#if (_FP_W_TYPE_SIZE==64)
-#define _FP_DIV_MEAT_D(R,X,Y)	_FP_DIV_MEAT_1_udiv(D,R,X,Y)
-#define _FP_DIV_MEAT_Q(R,X,Y)   _FP_DIV_MEAT_2_udiv(Q,R,X,Y)
-#else
 #define _FP_DIV_MEAT_D(R,X,Y)	_FP_DIV_MEAT_2_udiv(D,R,X,Y)
 #define _FP_DIV_MEAT_Q(R,X,Y)	_FP_DIV_MEAT_4_udiv(Q,R,X,Y)
-#endif
 
 #define _FP_NANFRAC_S		((_FP_QNANBIT_S << 1) - 1)
-
-#if (_FP_W_TYPE_SIZE==64)
-#define _FP_NANFRAC_D		((_FP_QNANBIT_D << 1) - 1)
-#define _FP_NANFRAC_Q		((_FP_QNANBIT_Q << 1) - 1), -1
-#else
 #define _FP_NANFRAC_D		((_FP_QNANBIT_D << 1) - 1), -1
 #define _FP_NANFRAC_Q		((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1
-#endif
-
 #define _FP_NANSIGN_S		0
 #define _FP_NANSIGN_D		0
 #define _FP_NANSIGN_Q		0
@@ -104,54 +64,6 @@ typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__)));
 # endif
 #endif
 
-/* Only provide exception support if we have hardware floating point using
-   floating point registers and we can execute the mtfsf instruction.  This
-   would only be true if we are using the emulation routines for IEEE 128-bit
-   floating point on pre-ISA 3.0 machines without the IEEE 128-bit floating
-   point support.  */
-
-#ifndef ___NO_FPRS__
-#define ISA_BIT(x) (1LL << (63 - x))
-
-/* Use the same bits of the FPSCR.  */
-# define FP_EX_INVALID		ISA_BIT(34)
-# define FP_EX_OVERFLOW		ISA_BIT(35)
-# define FP_EX_UNDERFLOW	ISA_BIT(36)
-# define FP_EX_DIVZERO		ISA_BIT(37)
-# define FP_EX_INEXACT		ISA_BIT(38)
-# define FP_EX_ALL		(FP_EX_INVALID | FP_EX_OVERFLOW 	\
-				 | FP_EX_UNDERFLOW | FP_EX_DIVZERO	\
-				 | FP_EX_INEXACT)
-
-void __sfp_handle_exceptions (int);
-
-# define FP_HANDLE_EXCEPTIONS			\
-  do {						\
-    if (__builtin_expect (_fex, 0))		\
-      __sfp_handle_exceptions (_fex);		\
-  } while (0);
-/* A set bit indicates an exception is masked and a clear bit indicates it is
-   trapping.  */
-# define FP_TRAPPING_EXCEPTIONS (~_fpscr & (FP_EX_ALL >> 22))
-
-# define FP_RND_NEAREST	0x0
-# define FP_RND_ZERO	0x1
-# define FP_RND_PINF	0x2
-# define FP_RND_MINF	0x3
-# define FP_RND_MASK	0x3
-
-# define _FP_DECL_EX \
-  unsigned long long _fpscr __attribute__ ((unused)) = FP_RND_NEAREST
-
-#define FP_INIT_ROUNDMODE			\
-  do {						\
-    __asm__ __volatile__ ("mtfsf 255, %0"	\
-			  :			\
-			  : "f" (_fpscr));	\
-  } while (0)
-
-# define FP_ROUNDMODE	(_fpscr & FP_RND_MASK)
-#endif	/* !__NO_FPRS__ */
 
 /* Define ALIASNAME as a strong alias for NAME.  */
 # define strong_alias(name, aliasname) _strong_alias(name, aliasname)
diff --git a/libgcc/config/rs6000/t-float128 b/libgcc/config/rs6000/t-float128
deleted file mode 100644
index 4145c574174..00000000000
--- a/libgcc/config/rs6000/t-float128
+++ /dev/null
@@ -1,95 +0,0 @@
-# Support for adding __float128 to the powerpc.
-
-# The standard 128-bit floating point support functions are TFmode.  Most
-# PowerPC targets use a long double format that has a pair of doubles to give
-# you more precision, but no extra expoenent range.  This long double format is
-# mostly compatible with the format used by the IBM XL compilers.  Some of the
-# names used by the IBM double-double format use TF in them, so we rename
-# all of the functions provided for the new IEEE 128-bit support.
-#
-# We use the TF functions in soft-fp for 128-bit floating point support, using
-# sed to transform the names in the files from TF names to KF names.
-
-# Emulator functions from the soft-fp directory
-fp128_softfp_funcs	= addkf3 subkf3 mulkf3 divkf3 negkf2 \
-			  unordkf2 eqkf2 gekf2 lekf2 \
-			  extendsfkf2 extenddfkf2 trunckfsf2 trunckfdf2 \
-			  fixkfsi fixkfdi fixunskfsi fixunskfdi \
-			  floatsikf floatdikf floatunsikf floatundikf
-
-fp128_softfp_src	= $(addsuffix -sw.c,$(fp128_softfp_funcs))
-fp128_softfp_static_obj	= $(addsuffix -sw$(objext),$(fp128_softfp_funcs))
-fp128_softfp_shared_obj	= $(addsuffix -sw_s$(objext),$(fp128_softfp_funcs))
-fp128_softfp_obj	= $(fp128_softfp_static_obj) $(fp128_softfp_shared_obj)
-
-# New functions for software emulation
-fp128_ppc_funcs		= floattikf floatuntikf fixkfti fixunskfti \
-			  extendkftf2-sw trunctfkf2-sw \
-			  sfp-exceptions float128-ifunc
-
-fp128_ppc_src		= $(addprefix $(srcdir)/config/rs6000/,$(addsuffix \
-				.c,$(fp128_ppc_funcs)))
-fp128_ppc_static_obj	= $(addsuffix $(objext),$(fp128_ppc_funcs))
-fp128_ppc_shared_obj	= $(addsuffix _s$(objext),$(fp128_ppc_funcs))
-fp128_ppc_obj		= $(fp128_ppc_static_obj) $(fp128_ppc_shared_obj)
-
-# All functions
-fp128_funcs		= $(fp128_softfp_funcs) $(fp128_ppc_funcs) \
-			  $(fp128_hw_funcs)
-
-fp128_src		= $(fp128_softfp_src) $(fp128_ppc_src) \
-			  $(fp128_hw_src)
-
-fp128_obj		= $(fp128_softfp_obj) $(fp128_ppc_obj) \
-			  $(fp128_hw_obj)
-
-fp128_sed		= $(srcdir)/config/rs6000/float128-sed
-fp128_dep		= $(fp128_sed) $(srcdir)/config/rs6000/t-float128
-
-fp128_includes		= $(srcdir)/soft-fp/double.h \
-			  $(srcdir)/soft-fp/op-1.h \
-			  $(srcdir)/soft-fp/op-4.h \
-			  $(srcdir)/soft-fp/op-common.h \
-			  $(srcdir)/soft-fp/single.h \
-			  $(srcdir)/soft-fp/extended.h \
-			  $(srcdir)/soft-fp/op-2.h \
-			  $(srcdir)/soft-fp/op-8.h \
-			  $(srcdir)/soft-fp/quad.h \
-			  $(srcdir)/soft-fp/soft-fp.h
-
-# Build the emulator without ISA 3.0 hardware support.
-FP128_CFLAGS_SW		 = -Wno-type-limits -mvsx -mfloat128 \
-			   -mno-float128-hardware \
-			   -I$(srcdir)/soft-fp \
-			   -I$(srcdir)/config/rs6000 \
-			   $(FLOAT128_HW_INSNS)
-
-$(fp128_softfp_obj)	 : INTERNAL_CFLAGS += $(FP128_CFLAGS_SW)
-$(fp128_ppc_obj)	 : INTERNAL_CFLAGS += $(FP128_CFLAGS_SW)
-$(fp128_obj)		 : $(fp128_includes)
-$(fp128_obj)		 : $(srcdir)/config/rs6000/quad-float128.h
-
-$(fp128_softfp_src) : $(srcdir)/soft-fp/$(subst -sw,,$(subst kf,tf,$@)) $(fp128_dep)
-	@src="$(srcdir)/soft-fp/$(subst -sw,,$(subst kf,tf,$@))"; \
-	echo "Create $@"; \
-	(echo "/* file created from $$src */"; \
-	 echo; \
-	 sed -f $(fp128_sed) < $$src) > $@
-
-.PHONY: test clean-float128
-
-test:
-	@echo "fp128_src:"; \
-	for x in $(fp128_src); do echo "    $$x"; done; \
-	echo; \
-	echo "fp128_obj:"; \
-	for x in $(fp128_obj); do echo "    $$x"; done;
-
-clean-float128:
-	rm -rf $(fp128_softfp_src)
-	@$(MULTICLEAN) multi-clean DO=clean-float128
-
-# For now, only put it in the static library
-# LIB2ADD += $(fp128_src)
-
-LIB2ADD_ST += $(fp128_src)
diff --git a/libgcc/config/rs6000/t-float128-hw b/libgcc/config/rs6000/t-float128-hw
deleted file mode 100644
index daae802189d..00000000000
--- a/libgcc/config/rs6000/t-float128-hw
+++ /dev/null
@@ -1,24 +0,0 @@
-# Support for adding __float128 hardware support to the powerpc.
-# Tell the float128 functions that the ISA 3.0 hardware support can
-# be compiled it to be selected via IFUNC functions.
-
-FLOAT128_HW_INSNS	= -DFLOAT128_HW_INSNS
-
-# New functions for hardware support
-fp128_hw_funcs		= float128-hw
-fp128_hw_src		= $(srcdir)/config/rs6000/float128-hw.c
-fp128_hw_static_obj	= float128-hw$(objext)
-fp128_hw_shared_obj	= float128-hw_s$(objext)
-fp128_hw_obj		= $(fp128_hw_static_obj) $(fp128_hw_shared_obj)
-
-# Build the hardware support functions with appropriate hardware support
-FP128_CFLAGS_HW		 = -Wno-type-limits -mvsx -mfloat128 \
-			   -mpower8-vector -mpower9-vector \
-			   -mfloat128-hardware \
-			   -I$(srcdir)/soft-fp \
-			   -I$(srcdir)/config/rs6000 \
-			   $(FLOAT128_HW_INSNS)
-
-$(fp128_hw_obj)		 : INTERNAL_CFLAGS += $(FP128_CFLAGS_HW)
-$(fp128_hw_obj)		 : $(srcdir)/config/rs6000/t-float128-hw
-
diff --git a/libgcc/config/rs6000/trunctfkf2-sw.c b/libgcc/config/rs6000/trunctfkf2-sw.c
deleted file mode 100644
index 653866337f5..00000000000
--- a/libgcc/config/rs6000/trunctfkf2-sw.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/* Software IEEE 128-bit floating-point emulation for PowerPC.
-
-   Copyright (C) 2016 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Michael Meissner (meissner@linux.vnet.ibm.com)
-   Code is based on the main soft-fp library written by:
-	Richard Henderson (rth@cygnus.com) and
-	Jakub Jelinek (jj@ultra.linux.cz).
-
-   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.
-
-   In addition to the permissions in the GNU Lesser General Public
-   License, the Free Software Foundation gives you unlimited
-   permission to link the compiled version of this file into
-   combinations with other programs, and to distribute those
-   combinations without any restriction coming from the use of this
-   file.  (The Lesser General Public License restrictions do apply in
-   other respects; for example, they cover modification of the file,
-   and distribution when not linked into a combine executable.)
-
-   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/>.  */
-
-/* Convert IBM long double to IEEE 128-bit floating point.  */
-
-#ifdef __FLOAT128_HARDWARE__
-#error "This module must not be compiled with IEEE 128-bit hardware support"
-#endif
-
-#include "soft-fp.h"
-#include "quad-float128.h"
-
-__float128
-__trunctfkf2_sw (__ibm128 value)
-{
-  __float128 ret;
-
-  CVT_IBM128_TO_FLOAT128 (ret, value);
-  return ret;
-}