--- a/gcc/config/rs6000/t-linux64	Sun Aug 21 07:07:55 2011 +0900
+++ b/gcc/config/rs6000/t-linux64	Fri Oct 27 22:46:09 2017 +0900
@@ -1,7 +1,6 @@
 #rs6000/t-linux64
 
-# Copyright (C) 2002, 2003, 2004, 2006, 2007,
-# 2009 Free Software Foundation, Inc.
+# Copyright (C) 2002-2017 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -19,11 +18,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-LIB2FUNCS_EXTRA += $(srcdir)/config/rs6000/ppc64-fp.c
-LIB2FUNCS_EXTRA := $(sort $(LIB2FUNCS_EXTRA))
-
-TARGET_LIBGCC2_CFLAGS += -mno-minimal-toc
-
 # On Debian, Ubuntu and other derivative distributions, the 32bit libraries
 # are found in /lib32 and /usr/lib32, /lib64 and /usr/lib64 are symlinks to
 # /lib and /usr/lib, while other distributions install libraries into /lib64
@@ -31,13 +25,12 @@
 # it doesn't tell anything about the 32bit libraries on those systems.  Set
 # MULTILIB_OSDIRNAMES according to what is found on the target.
 
-MULTILIB_OPTIONS        = m64/m32 msoft-float
-MULTILIB_DIRNAMES       = 64 32 nof
-MULTILIB_EXTRA_OPTS     = fPIC mstrict-align
-MULTILIB_EXCEPTIONS     = m64/msoft-float
-MULTILIB_EXCLUSIONS     = m64/!m32/msoft-float
-MULTILIB_OSDIRNAMES	= ../lib64 $(if $(wildcard $(shell echo $(SYSTEM_HEADER_DIR))/../../usr/lib32),../lib32,../lib) nof
-MULTILIB_MATCHES        = $(MULTILIB_MATCHES_FLOAT)
+MULTILIB_OPTIONS    := m64/m32
+MULTILIB_DIRNAMES   := 64 32
+MULTILIB_EXTRA_OPTS := 
+MULTILIB_OSDIRNAMES := m64=../lib64$(call if_multiarch,:powerpc64-linux-gnu)
+MULTILIB_OSDIRNAMES += m32=$(if $(wildcard $(shell echo $(SYSTEM_HEADER_DIR))/../../usr/lib32),../lib32,../lib)$(call if_multiarch,:powerpc-linux-gnu)
 
-softfp_wrap_start := '\#ifndef __powerpc64__'
-softfp_wrap_end := '\#endif'
+rs6000-linux.o: $(srcdir)/config/rs6000/rs6000-linux.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)