--- a/gcc/config/spu/t-spu-elf	Sun Aug 21 07:07:55 2011 +0900
+++ b/gcc/config/spu/t-spu-elf	Fri Oct 27 22:46:09 2017 +0900
@@ -1,4 +1,4 @@
-#  Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+#  Copyright (C) 2006-2017 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
@@ -14,103 +14,15 @@
 #  along with GCC; see the file COPYING3.  If not see
 #  <http://www.gnu.org/licenses/>.
 
-# Define system directory to match STANDARD_INCLUDE_DIR in spu-elf.h,
-# allowing combined SPU/PPU sysroot builds.
-NATIVE_SYSTEM_HEADER_DIR = /include
-
-# Suppress building libgcc1.a
-LIBGCC1 =
-CROSS_LIBGCC1 =
-
-TARGET_LIBGCC2_CFLAGS = -fPIC -mwarn-reloc -D__IN_LIBGCC2
-
-# We exclude those because the libgcc2.c default versions do not support
-# the SPU single-precision format (round towards zero).  We provide our
-# own versions below and/or via direct expansion.
-LIB2FUNCS_EXCLUDE = _floatdisf _floatundisf _floattisf _floatunstisf
-
-# We provide our own version of __divdf3 that performs better and has
-# better support for non-default rounding modes.
-DPBIT_FUNCS := $(filter-out _div_df, $(DPBIT_FUNCS))
-
-LIB2FUNCS_STATIC_EXTRA = $(srcdir)/config/spu/float_unssidf.c \
-			 $(srcdir)/config/spu/float_unsdidf.c \
-			 $(srcdir)/config/spu/float_unsdisf.c \
-			 $(srcdir)/config/spu/float_disf.c \
-			 $(srcdir)/config/spu/mfc_tag_table.c \
-			 $(srcdir)/config/spu/mfc_tag_reserve.c \
-			 $(srcdir)/config/spu/mfc_tag_release.c \
-			 $(srcdir)/config/spu/mfc_multi_tag_reserve.c \
-			 $(srcdir)/config/spu/mfc_multi_tag_release.c \
-			 $(srcdir)/config/spu/multi3.c \
-			 $(srcdir)/config/spu/divmodti4.c \
-			 $(srcdir)/config/spu/divv2df3.c
-
-LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
-   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
-
-# We want fine grained libraries, so use the new code to build the
-# floating point emulation libraries.
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/spu/t-spu-elf
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/spu/t-spu-elf
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-# Build TImode conversion routines to support Fortran 128-bit
-# integer data types.
-LIB2_SIDITI_CONV_FUNCS=yes
-
-# Don't let CTOR_LIST end up in sdata section.
-CRTSTUFF_T_CFLAGS =
-
 # Multi-lib support.
 MULTILIB_OPTIONS=mea64
 
-# Neither gcc or newlib seem to have a standard way to generate multiple
-# crt*.o files.  So we don't use the standard crt0.o name anymore.
-
-EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o libgcc_cachemgr.a libgcc_cachemgr_nonatomic.a \
-	libgcc_cache8k.a libgcc_cache16k.a libgcc_cache32k.a libgcc_cache64k.a libgcc_cache128k.a
-
-$(T)cachemgr.o: $(srcdir)/config/spu/cachemgr.c
-	$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -c $< -o $@
-
-# Specialised rule to add a -D flag.
-$(T)cachemgr_nonatomic.o: $(srcdir)/config/spu/cachemgr.c
-	$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -DNONATOMIC -c $< -o $@
-
-$(T)libgcc_%.a: $(T)%.o
-	$(AR_FOR_TARGET) -rcs $@ $<
-
-$(T)cache8k.o: $(srcdir)/config/spu/cache.S
-	$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=8 -o $@ -c $<
-
-$(T)cache16k.o: $(srcdir)/config/spu/cache.S
-	$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=16 -o $@ -c $<
-
-$(T)cache32k.o: $(srcdir)/config/spu/cache.S
-	$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=32 -o $@ -c $<
-
-$(T)cache64k.o: $(srcdir)/config/spu/cache.S
-	$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=64 -o $@ -c $<
-
-$(T)cache128k.o: $(srcdir)/config/spu/cache.S
-	$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=128 -o $@ -c $<
-
-LIBGCC = stmp-multilib
-INSTALL_LIBGCC = install-multilib
-
 spu.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
-  $(RTL_H) $(REGS_H) hard-reg-set.h \
+  $(RTL_H) $(REGS_H) hard-reg-set.h dumpfile.h \
   real.h insn-config.h conditions.h insn-attr.h flags.h $(RECOG_H) \
   $(OBSTACK_H) $(TREE_H) $(EXPR_H) $(OPTABS_H) except.h function.h \
-  output.h $(BASIC_BLOCK_H) $(INTEGRATE_H) $(GGC_H) $(HASHTAB_H) \
-  $(TM_P_H) $(TARGET_H) $(TARGET_DEF_H) langhooks.h reload.h cfglayout.h \
+  output.h $(BASIC_BLOCK_H) $(GGC_H) $(HASHTAB_H) \
+  $(TM_P_H) $(TARGET_H) $(TARGET_DEF_H) langhooks.h reload.h $(CFGLOOP_H) \
   $(srcdir)/config/spu/spu-protos.h \
   $(srcdir)/config/spu/spu-builtins.def