gcc:

* Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove. (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies. (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS, TPBIT, TPBIT_FUNCS. * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc. * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/arm/t-vxworks: Likewise. * config/arm/t-wince-pe: Likewise. * config/avr/t-avr (fp-bit.c, FPBIT): Remove. * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/bfin/t-bfin-elf: Likewise. * config/bfin/t-bfin-linux: Likewise. * config/bfin/t-bfin-uclinux: Likewise. * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c): Remove. * config/fr30/t-fr30: Likewise. * config/frv/t-frv: Likewise. * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove. * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/m32c/t-m32c: Likewise. * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove. * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/mcore/t-mcore: Likewise. * config/mep/t-mep: Likewise. * config/microblaze/t-microblaze: Likewise. * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove. * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/mips/t-sdemtk (FPBIT, DPBIT): Remove. * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/mn10300/t-linux: Remove. * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/pdp11/t-pdp11: Likewise. * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove. * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000. * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c. * config/rs6000/t-aix52: Likewise. * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c. * config/rs6000/t-fprules-fpbit: Remove. * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove. * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/sh/t-netbsd (FPBIT, DPBIT): Remove. * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/sparc/t-elf: Likewise. * config/sparc/t-leon: Likewise. * config/sparc/t-leon3: Likewise. * config/spu/t-spu-elf: Likewise. (DPBIT_FUNCS): Remove. * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove. * config/v850/t-v850: Likewise. * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file. (avr-*-*): Likewise. (h8300-*-rtems*): Set libgcc_tm_file. (h8300-*-elf*): Likewise. (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from tmake_file. (powerpc-*-eabisim*): Likewise. (powerpc-*-elf*): Likewise. (powerpc-*-eabialtivec*): Likewise. (powerpc-xilinx-eabi*): Likewise. (powerpc-*-eabi*): Likewise. (powerpc-*-rtems*): Likewise. (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise. (powerpcle-*-elf*): Likewise. (powerpcle-*-eabisim*): Likewise. (powerpcle-*-eabi*): Likewise. (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file. (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file. * doc/fragments.texi (Target Fragment, Floating Point Emulation): Remove. gcc/po: * EXCLUDES (config/fp-bit.c, config/fp-bit.h): Remove. libgcc: * Makefile.in (double_type_size, long_double_type_size): Set. Remove $(fpbit-in-libgcc) support. (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): New variables. (fpbit-src): New variable. ($(fpbit-o), $(fpbit-s-o)): Use $(fpbit-src) instead of $(FPBIT). Compile with -DFLOAT $(FPBIT_CFLAGS). Use $<. ($(dpbit-o), $(dpbit-s-o)): Use $(fpbit-src) instead of $(DPBIT). Compile with $(FPBIT_CFLAGS). Use $<. ($(tpbit-o), $(tpbit-s-o): Use $(fpbit-src) instead of $(TPBIT). Compile with -DFLOAT $(TPBIT_CFLAGS). Use $<. * configure.ac (double_type_size, long_double_type_size): Determine and substitute. * configure: Regenerate. * fp-bit.c, fp-bit.h: New files. * config/avr/avr-lib.h, config/h8300/h8300-lib.h: New files. * config/mips/t-irix6 (TPBIT, $(gcc_objdir)/tp-bit.c): Remove. * config/mips/t-mips: New file. * config/mips/t-sdemtk: New file. * config/rs6000/ppc64-fp.c: New file. * config/rs6000/t-darwin (LIB2ADD): Add $(srcdir)/config/rs6000/ppc64-fp.c. * config/rs6000/t-ppc64-fp: New file. * config/rx/rx-lib.h: New file. * config/rx/t-rx (FPBIT): Set to true. ($(gcc_objdir)/fp-bit.c): Remove. (DPBIT): Set to true only with -m64bit-doubles. ($(gcc_objdir)/dp-bit.c): Remove. * config/sparc/t-softfp: Remove. * config/spu/t-elf: New file. * config/t-fdpbit, config/t-fpbit: New files. * config.host (m32c*-*-*): Add t-fdpbit to tmake_file. (mips*-*-*): Likewise. (arm-wrs-vxworks): Likewise. (arm*-*-freebsd*): Likewise. (avr-*-rtems*): Add t-fpbit to tmake_file. (avr-*-*): Likewise. (bfin*-elf*): Add t-fdpbit to tmake_file. (bfin*-uclinux*): Likewise. (bfin*-linux-uclibc*): Likewise. (bfin*-rtems*): New case. Add t-fdpbit to tmake_file. (bfin*-*): Add t-fdpbit to tmake_file. (crisv32-*-elf): Likewise. (cris-*-linux*): Likewise. (fr30-*-elf): Likewise. (frv-*-elf, frv-*-*linux*): Likewise. (h8300-*-rtems*, h8300-*-elf*): Add t-fpbit to tmake_file. (iq2000*-*-elf*): Add t-fdpbit to tmake_file. (m32r-*-elf*): Likewise. (m32rle-*-elf*): Likewise. (m32r-*-linux*): Likewise. (m32rle-*-linux*): Likewise. (mcore-*-elf): Add t-fdpbit to tmake_file. (microblaze*-*-*): Likewise. (mips-sgi-irix6.5*): Add t-tpbit to tmake_file. (mips*-*-netbsd*): Add mips/t-mips to tmake_file. (mips64*-*-linux*): Also handle mipsisa64*-*-linux*. Fix typo. Add mips/t-tpbit to tmake-file. (mips*-*-linux*): Fix typo. (mips*-sde-elf*): New case Add mips/t-sdemtk unless using newlib. (mipsisa64sr71k-*-elf*): Add t-fdpbit to tmake_file. (mipsisa64sb1-*-elf*): Add mips/t-mips to tmake_file. (mn10300-*-*): Likewise. (pdp11-*-*): Likewise. (picochip-*-*): Add t-fpbit to tmake_file. (powerpc-*-eabisimaltivec*): Likewise. (powerpc-*-eabisim*): Likewise. (powerpc-*-elf*): Likewise. (powerpc-*-eabialtivec*): Likewise. (powerpc-xilinx-eabi*): New case. Add t-fdpbit to tmake_file. (powerpc-*-eabi*): Add t-fdpbit to tmake_file. (powerpc-*-rtems*): Likewise. (powerpc-*-linux*, powerpc64-*-linux*): Add rs6000/t-ppc64-fp to tmake_file. (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add t-fdpbit to tmake_file. (powerpc-*-lynxos*): Likewise. (powerpcle-*-elf*): Likewise. (powerpcle-*-eabisim*): Likewise. (powerpcle-*-eabi*): Likewise. (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add t-fdpbit, rs6000/t-ppc64-fp to tmake_file. (rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise. (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise. (rx-*-elf): Add t-fdpbit to tmake_file. (sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*) (sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*) (sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*) (sh64l*-*-netbsd*): Add t-fdpbit to tmake_file except on sh*-*-netbsd*. (sh-*-rtems*): Add t-fdpbit to tmake_file. (sh-wrs-vxworks): Likewise. (sparc-*-elf*): Replace sparc/t-softfp by t-fdpbit in tmake_file. (sparc-*-linux*): Add t-fdpbit to tmake_file for *-leon*. (sparc-*-rtems*, sparc64-*-rtems*): Split off ... (sparc64-*-rtems*): ... new case. (sparc-*-rtems*): Add t-fdpbit to tmake_file. (spu-*-elf*): Likewise. Add spu/t-elf to tmake_file. (v850*-*-*): Add t-fdpbit to tmake_file. (xstormy16-*-elf): Likewise. (am33_2.0-*-linux*): Add t-fdpbit to tmake_file. (mep*-*-*): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177448 138bc75d-0d04-0410-961f-82ee72b054a4
author: ro <ro@138bc75d-0d04-0410-961f-82ee72b054a4> 2011-08-05 14:53:09 +0000
committer: ro <ro@138bc75d-0d04-0410-961f-82ee72b054a4> 2011-08-05 14:53:09 +0000
commit: a23b9c51a0b27c4507a2fb82275b725b6d6fc8eb (patch)
tree: 24104c84aafe6bb8ace23e951f7e0950cbc3d4fa
parent: e59be7e3775cce7a65bfac5c9aeb5f76d42f539b (diff)
download: gcc-a23b9c51a0b27c4507a2fb82275b725b6d6fc8eb.tar.gz
70 files changed, 1060 insertions, 757 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 438e8bb95f0..e103ea0a52c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,81 @@
 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
+	* Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
+	(libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT)
+	dependencies.
+	(libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
+	TPBIT, TPBIT_FUNCS.
+	* config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
+	* config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
+	Remove.
+	* config/arm/t-vxworks: Likewise.
+	* config/arm/t-wince-pe: Likewise.
+	* config/avr/t-avr (fp-bit.c, FPBIT): Remove.
+	* config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/bfin/t-bfin-elf: Likewise.
+	* config/bfin/t-bfin-linux: Likewise.
+	* config/bfin/t-bfin-uclinux: Likewise.
+	* config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
+	Remove.
+	* config/fr30/t-fr30: Likewise.
+	* config/frv/t-frv: Likewise.
+	* config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
+	* config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/m32c/t-m32c: Likewise.
+	* config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
+	* config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/mcore/t-mcore: Likewise.
+	* config/mep/t-mep: Likewise.
+	* config/microblaze/t-microblaze: Likewise.
+	* config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
+	* config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
+	* config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/mn10300/t-linux: Remove.
+	* config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/pdp11/t-pdp11: Likewise.
+	* config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
+	* config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
+	* config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	(LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
+	* config/rs6000/t-aix52: Likewise.
+	* config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
+	$(srcdir)/config/rs6000/ppc64-fp.c.
+	* config/rs6000/t-fprules-fpbit: Remove.
+	* config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
+	* config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/sh/t-netbsd (FPBIT, DPBIT): Remove.
+	* config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/sparc/t-elf: Likewise.
+	* config/sparc/t-leon: Likewise.
+	* config/sparc/t-leon3: Likewise.
+	* config/spu/t-spu-elf: Likewise.
+	(DPBIT_FUNCS): Remove.
+	* config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
+	* config/v850/t-v850: Likewise.
+	* config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
+	(avr-*-*): Likewise.
+	(h8300-*-rtems*): Set libgcc_tm_file.
+	(h8300-*-elf*): Likewise.
+	(powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
+	tmake_file.
+	(powerpc-*-eabisim*): Likewise.
+	(powerpc-*-elf*): Likewise.
+	(powerpc-*-eabialtivec*): Likewise.
+	(powerpc-xilinx-eabi*): Likewise.
+	(powerpc-*-eabi*): Likewise.
+	(powerpc-*-rtems*): Likewise.
+	(powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
+	(powerpcle-*-elf*): Likewise.
+	(powerpcle-*-eabisim*): Likewise.
+	(powerpcle-*-eabi*): Likewise.
+	(rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
+	(am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
+	* doc/fragments.texi (Target Fragment, Floating Point Emulation):
+	Remove.
+
+2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
 	* Makefile.in (UNWIND_H): Remove.
 	(LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
 	../libgcc/Makefile.in.
diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index 889deb16240..ff1dfc6931a 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -1528,21 +1528,6 @@ MOSTLYCLEANFILES = insn-flags.h insn-config.h insn-codes.h \
 # Defined in libgcc2.c, included only in the static library.
 LIB2FUNCS_ST = _eprintf __gcc_bcmp
 
-FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
-    _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
-    _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
-    _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
-
-DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
-    _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
-    _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
-    _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
-
-TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
-    _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
-    _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
-    _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
-
 # These might cause a divide overflow trap and so are compiled with
 # unwinder info.
 LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
@@ -1883,8 +1868,7 @@ srcdirify = $(patsubst $$(libgcc_objdir)/%,%, \
 GCC_EXTRA_PARTS := $(sort $(EXTRA_MULTILIB_PARTS) $(EXTRA_PARTS))
 
 libgcc-support: libgcc.mvars stmp-int-hdrs $(TCONFIG_H) \
-	$(MACHMODE_H) $(FPBIT) $(DPBIT) $(TPBIT) $(LIB2ADD) \
-	$(LIB2ADD_ST) gcov-iov.h $(SFP_MACHINE)
+	$(MACHMODE_H) $(LIB2ADD) $(LIB2ADD_ST) gcov-iov.h $(SFP_MACHINE)
 
 libgcc.mvars: config.status Makefile $(LIB2ADD) $(LIB2ADD_ST) specs \
 		xgcc$(exeext)
@@ -1896,13 +1880,7 @@ libgcc.mvars: config.status Makefile $(LIB2ADD) $(LIB2ADD_ST) specs \
 	echo LIB2ADD = '$(call srcdirify,$(LIB2ADD))' >> tmp-libgcc.mvars
 	echo LIB2ADD_ST = '$(call srcdirify,$(LIB2ADD_ST))' >> tmp-libgcc.mvars
 	echo LIB2_SIDITI_CONV_FUNCS = '$(LIB2_SIDITI_CONV_FUNCS)' >> tmp-libgcc.mvars
-	echo FPBIT = '$(FPBIT)' >> tmp-libgcc.mvars
-	echo FPBIT_FUNCS = '$(FPBIT_FUNCS)' >> tmp-libgcc.mvars
 	echo LIB2_DIVMOD_FUNCS = '$(LIB2_DIVMOD_FUNCS)' >> tmp-libgcc.mvars
-	echo DPBIT = '$(DPBIT)' >> tmp-libgcc.mvars
-	echo DPBIT_FUNCS = '$(DPBIT_FUNCS)' >> tmp-libgcc.mvars
-	echo TPBIT = '$(TPBIT)' >> tmp-libgcc.mvars
-	echo TPBIT_FUNCS = '$(TPBIT_FUNCS)' >> tmp-libgcc.mvars
 	echo GCC_EXTRA_PARTS = '$(GCC_EXTRA_PARTS)' >> tmp-libgcc.mvars
 	echo SHLIB_LINK = '$(subst $(GCC_FOR_TARGET),$$(GCC_FOR_TARGET),$(SHLIB_LINK))' >> tmp-libgcc.mvars
 	echo SHLIB_INSTALL = '$(SHLIB_INSTALL)' >> tmp-libgcc.mvars
diff --git a/gcc/config.gcc b/gcc/config.gcc
index 673b768b770..dcc5b4304d7 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -937,12 +937,14 @@ arm*-wince-pe*)
 	;;
 avr-*-rtems*)
 	tm_file="elfos.h avr/elf.h avr/avr.h dbxelf.h avr/rtems.h rtems.h newlib-stdint.h"
+	libgcc_tm_file="$libgcc_tm_file avr/avr-lib.h"
 	tmake_file="avr/t-avr t-rtems avr/t-rtems"
 	extra_gcc_objs="driver-avr.o avr-devices.o"
 	extra_objs="avr-devices.o"
 	;;
 avr-*-*)
 	tm_file="elfos.h avr/elf.h avr/avr.h dbxelf.h newlib-stdint.h"
+	libgcc_tm_file="$libgcc_tm_file avr/avr-lib.h"
 	use_gcc_stdint=wrap
 	extra_gcc_objs="driver-avr.o avr-devices.o"
 	extra_objs="avr-devices.o"
@@ -1039,10 +1041,12 @@ moxie-*-rtems*)
 h8300-*-rtems*)
 	tmake_file="h8300/t-h8300 h8300/t-elf t-rtems h8300/t-rtems"
 	tm_file="h8300/h8300.h dbxelf.h elfos.h h8300/elf.h h8300/rtems.h rtems.h newlib-stdint.h"
+	libgcc_tm_file="$libgcc_tm_file h8300/h8300-lib.h"
 	;;
 h8300-*-elf*)
 	tmake_file="h8300/t-h8300 h8300/t-elf"
 	tm_file="h8300/h8300.h dbxelf.h elfos.h newlib-stdint.h h8300/elf.h"
+	libgcc_tm_file="$libgcc_tm_file h8300/h8300-lib.h"
 	;;
 hppa*64*-*-linux*)
 	target_cpu_default="MASK_PA_11|MASK_PA_20"
@@ -2017,7 +2021,7 @@ picochip-*)
         ;;
 # port not yet contributed
 #powerpc-*-openbsd*)
-#	tmake_file="${tmake_file} rs6000/t-fprules rs6000/t-fprules-fpbit "
+#	tmake_file="${tmake_file} rs6000/t-fprules"
 #	extra_headers=
 #	;;
 powerpc-*-darwin*)
@@ -2063,42 +2067,42 @@ powerpc-*-eabispe*)
 powerpc-*-eabisimaltivec*)
 	tm_file="${tm_file} dbxelf.h elfos.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/e500.h rs6000/eabisim.h rs6000/eabialtivec.h"
 	extra_options="${extra_options} rs6000/sysv4.opt"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcendian rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcendian rs6000/t-ppccomm"
 	use_gcc_stdint=wrap
 	;;
 powerpc-*-eabisim*)
 	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/e500.h rs6000/eabisim.h"
 	extra_options="${extra_options} rs6000/sysv4.opt"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	use_gcc_stdint=wrap
 	;;
 powerpc-*-elf*)
 	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h"
 	extra_options="${extra_options} rs6000/sysv4.opt"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	;;
 powerpc-*-eabialtivec*)
 	tm_file="${tm_file} dbxelf.h elfos.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/e500.h rs6000/eabialtivec.h"
 	extra_options="${extra_options} rs6000/sysv4.opt"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcendian rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcendian rs6000/t-ppccomm"
 	use_gcc_stdint=wrap
 	;;
 powerpc-xilinx-eabi*)
 	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/singlefp.h rs6000/xfpu.h rs6000/xilinx.h"
 	extra_options="${extra_options} rs6000/sysv4.opt rs6000/xilinx.opt"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm rs6000/t-xilinx"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm rs6000/t-xilinx"
 	use_gcc_stdint=wrap
 	;;
 powerpc-*-eabi*)
 	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/e500.h"
 	extra_options="${extra_options} rs6000/sysv4.opt"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	use_gcc_stdint=wrap
 	;;
 powerpc-*-rtems*)
 	tm_file="${tm_file} dbxelf.h elfos.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/eabi.h rs6000/e500.h rs6000/rtems.h rtems.h"
 	extra_options="${extra_options} rs6000/sysv4.opt"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-rtems t-rtems rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-rtems t-rtems rs6000/t-ppccomm"
 	;;
 powerpc-*-linux* | powerpc64-*-linux*)
 	tm_file="${tm_file} dbxelf.h elfos.h freebsd-spec.h rs6000/sysv4.h"
@@ -2146,7 +2150,7 @@ powerpc-*-linux* | powerpc64-*-linux*)
 	;;
 powerpc-wrs-vxworks|powerpc-wrs-vxworksae)
 	tm_file="${tm_file} elfos.h freebsd-spec.h rs6000/sysv4.h"
-	tmake_file="${tmake_file} rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppccomm rs6000/t-vxworks"
+	tmake_file="${tmake_file} rs6000/t-fprules rs6000/t-ppccomm rs6000/t-vxworks"
 	extra_options="${extra_options} rs6000/sysv4.opt"
 	extra_headers=ppc-asm.h
 	case ${target} in
@@ -2171,18 +2175,18 @@ powerpc-*-lynxos*)
 	;;
 powerpcle-*-elf*)
 	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/sysv4le.h"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	extra_options="${extra_options} rs6000/sysv4.opt"
 	;;
 powerpcle-*-eabisim*)
 	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/e500.h rs6000/eabisim.h"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	extra_options="${extra_options} rs6000/sysv4.opt"
 	use_gcc_stdint=wrap
 	;;
 powerpcle-*-eabi*)
 	tm_file="${tm_file} dbxelf.h elfos.h usegas.h freebsd-spec.h newlib-stdint.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/e500.h"
-	tmake_file="rs6000/t-fprules rs6000/t-fprules-fpbit rs6000/t-ppcgas rs6000/t-ppccomm"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	extra_options="${extra_options} rs6000/sysv4.opt"
 	use_gcc_stdint=wrap
 	;;
@@ -2233,7 +2237,7 @@ rs6000-ibm-aix[6789].* | powerpc-ibm-aix[6789].*)
 	;;
 rx-*-elf*)
 	tm_file="dbxelf.h elfos.h newlib-stdint.h ${tm_file}"
-	libgcc_tm_file="${libgcc_tm_file} rx/rx-abi.h"
+	libgcc_tm_file="${libgcc_tm_file} rx/rx-abi.h rx/rx-lib.h"
 	tmake_file="${tmake_file} rx/t-rx"
 	;;
 s390-*-linux*)
@@ -2643,7 +2647,6 @@ xtensa*-*-linux*)
 	;;
 am33_2.0-*-linux*)
 	tm_file="mn10300/mn10300.h dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h mn10300/linux.h"
-	tmake_file="${tmake_file} mn10300/t-linux"
 	gas=yes gnu_ld=yes
 	extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
 	use_collect2=no
diff --git a/gcc/config/arm/t-strongarm-elf b/gcc/config/arm/t-strongarm-elf
index 6af4f52dc18..4a4f4533ec1 100644
--- a/gcc/config/arm/t-strongarm-elf
+++ b/gcc/config/arm/t-strongarm-elf
@@ -19,25 +19,6 @@
 
 LIB1ASMFUNCS += _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _bb_init_func _clzsi2 _clzdi2
 
-# 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
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#ifndef __ARMEB__' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
-	echo '#endif' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#ifndef __ARMEB__' > dp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
-	echo '#define FLOAT_WORD_ORDER_MISMATCH' >> dp-bit.c
-	echo '#endif' >> dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
 MULTILIB_OPTIONS     = mlittle-endian/mbig-endian mfloat-abi=hard/mfloat-abi=soft
 MULTILIB_DIRNAMES    = le be fpu soft
 MULTILIB_EXCEPTIONS  =
diff --git a/gcc/config/arm/t-vxworks b/gcc/config/arm/t-vxworks
index af01ac412db..8ac0d9bcec5 100644
--- a/gcc/config/arm/t-vxworks
+++ b/gcc/config/arm/t-vxworks
@@ -1,4 +1,4 @@
-# Copyright (C) 2003, 2007, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2007, 2008, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -18,24 +18,6 @@
 
 LIB1ASMFUNCS += _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _bb_init_func _call_via_rX _interwork_call_via_rX _clzsi2 _clzdi2
 
-# 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
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#ifndef __ARMEB__' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
-	echo '#endif' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#ifndef __ARMEB__' > dp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
-	echo '#endif' >> dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
 MULTILIB_OPTIONS = \
   mrtp fPIC \
   t4/t4be/t4t/t4tbe/t5/t5be/t5t/t5tbe/tstrongarm/txscale/txscalebe
diff --git a/gcc/config/arm/t-wince-pe b/gcc/config/arm/t-wince-pe
index 5aebc44c4c1..9ce1f313140 100644
--- a/gcc/config/arm/t-wince-pe
+++ b/gcc/config/arm/t-wince-pe
@@ -19,25 +19,6 @@
 
 LIB1ASMFUNCS += _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _call_via_rX _interwork_call_via_rX _clzsi2 _clzdi2
 
-# 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
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#ifndef __ARMEB__' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
-	echo '#endif' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#ifndef __ARMEB__' > dp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
-	echo '#define FLOAT_WORD_ORDER_MISMATCH' >> dp-bit.c
-	echo '#endif' >> dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
 pe.o: $(srcdir)/config/arm/pe.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
   $(RTL_H) output.h flags.h $(TREE_H) expr.h $(TM_P_H)
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
diff --git a/gcc/config/avr/t-avr b/gcc/config/avr/t-avr
index d79dd5a47b6..85f374527b3 100644
--- a/gcc/config/avr/t-avr
+++ b/gcc/config/avr/t-avr
@@ -91,19 +91,6 @@ LIB2FUNCS_EXCLUDE = \
 # so use -mcall-prologues for smaller code size.
 TARGET_LIBGCC2_CFLAGS = -DDF=SF -Dinhibit_libc -mcall-prologues -Os
 
-fp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/avr/t-avr
-	echo '#define FLOAT' > fp-bit.c
-	echo '#define FLOAT_ONLY' >> fp-bit.c
-	echo '#define CMPtype QItype' >> fp-bit.c
-	echo '#define DF SF' >> fp-bit.c
-	echo '#define DI SI' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
-	echo '#define SMALL_MACHINE' >> fp-bit.c
-	echo 'typedef int QItype __attribute__ ((mode (QI)));' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-FPBIT = fp-bit.c
-
 MULTILIB_OPTIONS = mmcu=avr2/mmcu=avr25/mmcu=avr3/mmcu=avr31/mmcu=avr35/mmcu=avr4/mmcu=avr5/mmcu=avr51/mmcu=avr6
 MULTILIB_DIRNAMES = avr2 avr25 avr3 avr31 avr35 avr4 avr5 avr51 avr6
 
diff --git a/gcc/config/bfin/t-bfin b/gcc/config/bfin/t-bfin
index 90ee8f2c1f7..730043e4b63 100644
--- a/gcc/config/bfin/t-bfin
+++ b/gcc/config/bfin/t-bfin
@@ -1,4 +1,4 @@
-# Copyright (C) 2005, 2007 Free Software Foundation, Inc.
+# Copyright (C) 2005, 2007, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -24,16 +24,6 @@ LIB1ASMFUNCS += _smulsi3_highpart
 
 EXTRA_PARTS = crtbegin.o crtend.o crti.o crtn.o
 
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # Assemble startup files.
 $(T)crti.o: $(srcdir)/config/bfin/crti.s $(GCC_PASSES)
 	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
diff --git a/gcc/config/bfin/t-bfin-elf b/gcc/config/bfin/t-bfin-elf
index 867a71dce77..61797bfad2a 100644
--- a/gcc/config/bfin/t-bfin-elf
+++ b/gcc/config/bfin/t-bfin-elf
@@ -1,4 +1,4 @@
-# Copyright (C) 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2005, 2006, 2007, 2008, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -22,16 +22,6 @@ LIB1ASMSRC = bfin/lib1funcs.asm
 LIB1ASMFUNCS = _divsi3 _udivsi3 _umodsi3 _modsi3 _muldi3 _umulsi3_highpart
 LIB1ASMFUNCS += _smulsi3_highpart
 
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 CRTSTUFF_T_CFLAGS = -fpic
 TARGET_LIBGCC2_CFLAGS = -fpic
 
diff --git a/gcc/config/bfin/t-bfin-linux b/gcc/config/bfin/t-bfin-linux
index 65d8f7a97f3..e7e705ef1d4 100644
--- a/gcc/config/bfin/t-bfin-linux
+++ b/gcc/config/bfin/t-bfin-linux
@@ -1,4 +1,4 @@
-# Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2008, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -22,16 +22,6 @@ LIB1ASMSRC = bfin/lib1funcs.asm
 LIB1ASMFUNCS = _divsi3 _udivsi3 _umodsi3 _modsi3 _muldi3 _umulsi3_highpart
 LIB1ASMFUNCS += _smulsi3_highpart
 
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 CRTSTUFF_T_CFLAGS = -fpic
 TARGET_LIBGCC2_CFLAGS = -fpic
 
diff --git a/gcc/config/bfin/t-bfin-uclinux b/gcc/config/bfin/t-bfin-uclinux
index 9990c0d4f2b..a46d7b3ac15 100644
--- a/gcc/config/bfin/t-bfin-uclinux
+++ b/gcc/config/bfin/t-bfin-uclinux
@@ -1,4 +1,4 @@
-# Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2008, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -22,16 +22,6 @@ LIB1ASMSRC = bfin/lib1funcs.asm
 LIB1ASMFUNCS = _divsi3 _udivsi3 _umodsi3 _modsi3 _muldi3 _umulsi3_highpart
 LIB1ASMFUNCS += _smulsi3_highpart
 
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 CRTSTUFF_T_CFLAGS = -fpic
 TARGET_LIBGCC2_CFLAGS = -fpic
 
diff --git a/gcc/config/cris/t-cris b/gcc/config/cris/t-cris
index 1630acbcc24..19d44ce8320 100644
--- a/gcc/config/cris/t-cris
+++ b/gcc/config/cris/t-cris
@@ -3,7 +3,7 @@
 #
 # The Makefile fragment to include when compiling gcc et al for CRIS.
 #
-# Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2002, 2003, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -28,23 +28,6 @@
 LIB2FUNCS_EXTRA = _udivsi3.c _divsi3.c _umodsi3.c _modsi3.c
 CRIS_LIB1CSRC = $(srcdir)/config/cris/arit.c
 
-FPBIT = tmplibgcc_fp_bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' > dp-bit.c
-	cat $(srcdir)/config/fp-bit.c           >> dp-bit.c
-
-# Use another name to avoid confusing SUN make, if support for
-# it is reinstated elsewhere.  Prefixed with "tmplibgcc" means
-# "make clean" will wipe it.  We define a few L_ thingies
-# because we can't select them individually through FPBIT_FUNCS;
-# see above.
-tmplibgcc_fp_bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >  $@
-	echo '#define FLOAT'			>> $@
-	cat $(srcdir)/config/fp-bit.c		>> $@
-
 # The fixed-point arithmetic code is in one file, arit.c,
 # similar to libgcc2.c (or the old libgcc1.c).  We need to
 # "split it up" with one file per define.
diff --git a/gcc/config/fr30/t-fr30 b/gcc/config/fr30/t-fr30
index 0270292231c..fa786d6e50a 100644
--- a/gcc/config/fr30/t-fr30
+++ b/gcc/config/fr30/t-fr30
@@ -1,4 +1,4 @@
-# Copyright (C) 1999, 2001, 2007 Free Software Foundation, Inc.
+# Copyright (C) 1999, 2001, 2007, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -26,22 +26,10 @@ $(T)crti.o: $(srcdir)/config/fr30/crti.asm $(GCC_PASSES)
 $(T)crtn.o: $(srcdir)/config/fr30/crtn.asm $(GCC_PASSES)
 	$(GCC_FOR_TARGET) -c -o $(T)crtn.o -x assembler $(srcdir)/config/fr30/crtn.asm
 
-# 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
-
 # If any special flags are necessary when building libgcc2 put them here.
 #
 # TARGET_LIBGCC2_CFLAGS
 
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 # Enable the following if multilibs are needed.
 # See gcc/genmultilib, gcc/gcc.texi and gcc/tm.texi for a
 # description of the options and their values.
diff --git a/gcc/config/frv/t-frv b/gcc/config/frv/t-frv
index 2729008879c..395a679747a 100644
--- a/gcc/config/frv/t-frv
+++ b/gcc/config/frv/t-frv
@@ -27,23 +27,9 @@ LIB1ASMSRC	= frv/lib1funcs.asm
 LIB1ASMFUNCS	= _cmpll _cmpf _cmpd _addll _subll _andll _orll _xorll _notll _cmov
 LIB2FUNCS_EXTRA	= cmovh.c cmovw.c cmovd.c modi.c umodi.c uitof.c uitod.c ulltof.c ulltod.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
-
 # If any special flags are necessary when building libgcc2 put them here.
 TARGET_LIBGCC2_CFLAGS =
 
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#include "config/frv/frv-abi.h"' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#include "config/frv/frv-abi.h"' > dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
 cmovh.c: $(srcdir)/config/frv/cmovh.c
 	$(LN_S) $(srcdir)/config/frv/cmovh.c .
 
diff --git a/gcc/config/h8300/t-h8300 b/gcc/config/h8300/t-h8300
index 57015788748..616849007b4 100644
--- a/gcc/config/h8300/t-h8300
+++ b/gcc/config/h8300/t-h8300
@@ -1,5 +1,5 @@
 # Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003,
-# 2004 Free Software Foundation, Inc.
+# 2004, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -31,21 +31,6 @@ LIB2FUNCS_EXTRA = \
 # We do not have DF type, so fake out the libgcc2 compilation.
 TARGET_LIBGCC2_CFLAGS = -DDF=SF
 
-# We want fine grained libraries, so use the new code to build the
-# floating point emulation libraries.
-FPBIT = fp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#define FLOAT_ONLY' >> fp-bit.c
-	echo '#define SMALL_MACHINE' >> fp-bit.c
-	echo '#ifdef __H8300__' >> fp-bit.c
-	echo '#define CMPtype HItype' >> fp-bit.c
-	echo '#else' >> fp-bit.c
-	echo '#define CMPtype SItype' >> fp-bit.c
-	echo '#endif' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 MULTILIB_OPTIONS = mh/ms/msx mn mint32
 MULTILIB_DIRNAMES = h8300h h8300s h8sx normal int32
 MULTILIB_EXCEPTIONS = mint32 mn mn/mint32
diff --git a/gcc/config/iq2000/t-iq2000 b/gcc/config/iq2000/t-iq2000
index 0f28f7458c0..03d8c703f86 100644
--- a/gcc/config/iq2000/t-iq2000
+++ b/gcc/config/iq2000/t-iq2000
@@ -1,4 +1,4 @@
-# Copyright (C) 2003, 2010 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2010, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -23,18 +23,6 @@ CROSS_LIBGCC1 =
 
 LIB2FUNCS_EXTRA = $(srcdir)/config/udivmod.c $(srcdir)/config/divmod.c $(srcdir)/config/udivmodsi4.c $(srcdir)/config/iq2000/lib2extra-funcs.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
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT'				> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c			>> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 # Enable the following if multilibs are needed.
 # See gcc/genmultilib, gcc/gcc.texi and gcc/tm.texi for a
 # description of the options and their values.
diff --git a/gcc/config/m32c/t-m32c b/gcc/config/m32c/t-m32c
index 30b8f6f0b45..e39fdf3a0aa 100644
--- a/gcc/config/m32c/t-m32c
+++ b/gcc/config/m32c/t-m32c
@@ -1,5 +1,5 @@
 # Target Makefile Fragment for R8C/M16C/M32C
-# Copyright (C) 2005, 2006, 2007, 2008, 2009
+# Copyright (C) 2005, 2006, 2007, 2008, 2009, 2011
 # Free Software Foundation, Inc.
 # Contributed by Red Hat.
 #
@@ -31,18 +31,6 @@ LIB1ASMFUNCS = \
 
 LIB2FUNCS_EXTRA = $(srcdir)/config/m32c/m32c-lib2.c $(srcdir)/config/m32c/m32c-lib2-trapv.c
 
-# floating point emulation libraries
-
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT'				> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c			>> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 # target-specific files
 
 md_file = md
diff --git a/gcc/config/m32r/t-linux b/gcc/config/m32r/t-linux
index dc8c8c4d267..6de9c781a67 100644
--- a/gcc/config/m32r/t-linux
+++ b/gcc/config/m32r/t-linux
@@ -1,4 +1,4 @@
-# Copyright (C) 2003, 2004, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2004, 2009, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -19,23 +19,11 @@
 # lib1funcs.asm is currently empty.
 CROSS_LIBGCC1 =
 
-# These are really part of libgcc1, but this will cause them to be
-# built correctly, so...
-
-LIB2FUNCS_EXTRA = fp-bit.c dp-bit.c
-
 # Turn off the SDA while compiling libgcc2.  There are no headers for it
 # and we want maximal upward compatibility here.
 
 TARGET_LIBGCC2_CFLAGS = -G 0 -fPIC
 
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 # We need to use -fpic when we are using gcc to compile the routines in
 # initfini.c.  This is only really needed when we are going to use gcc/g++
 # to produce a shared library, but since we don't know ahead of time when
diff --git a/gcc/config/m32r/t-m32r b/gcc/config/m32r/t-m32r
index 17e1e3145c5..44090658838 100644
--- a/gcc/config/m32r/t-m32r
+++ b/gcc/config/m32r/t-m32r
@@ -1,4 +1,5 @@
-# Copyright (C) 1997, 1998, 1999, 2001, 2003 Free Software Foundation, Inc.
+# Copyright (C) 1997, 1998, 1999, 2001, 2003, 2011
+# Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -16,23 +17,11 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-# 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
-
 # Turn off the SDA while compiling libgcc2.  There are no headers for it
 # and we want maximal upward compatibility here.
 
 TARGET_LIBGCC2_CFLAGS = -G 0
 
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 # We need to use -fpic when we are using gcc to compile the routines in
 # initfini.c.  This is only really needed when we are going to use gcc/g++
 # to produce a shared library, but since we don't know ahead of time when
diff --git a/gcc/config/mcore/t-mcore b/gcc/config/mcore/t-mcore
index 8277239688e..5533211a5d2 100644
--- a/gcc/config/mcore/t-mcore
+++ b/gcc/config/mcore/t-mcore
@@ -1,4 +1,4 @@
-# Copyright (C) 2000, 2001, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2000, 2001, 2008, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -28,22 +28,6 @@ $(T)crtn.o: $(srcdir)/config/mcore/crtn.asm $(GCC_PASSES)
 	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
 	-c -o $(T)crtn.o -x assembler-with-cpp $(srcdir)/config/mcore/crtn.asm
 
-# 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/mcore/t-mcore
-	rm -f dp-bit.c
-	echo '' > dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/mcore/t-mcore
-	rm -f fp-bit.c
-	echo '' > fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # could use -msifilter to be safe from interrupt/jmp interactions and others.
 TARGET_LIBGCC2_CFLAGS=-O3 -DNO_FLOATLIB_FIXUNSDFSI #-msifilter
 
diff --git a/gcc/config/mep/t-mep b/gcc/config/mep/t-mep
index fac6dad4239..29c75457241 100644
--- a/gcc/config/mep/t-mep
+++ b/gcc/config/mep/t-mep
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 # GCC makefile fragment for MeP
-# Copyright (C) 2001, 2002, 2003, 2005, 2007, 2009, 2010
+# Copyright (C) 2001, 2002, 2003, 2005, 2007, 2009, 2010, 2011
 # Free Software Foundation, Inc.
 # Contributed by Red Hat Inc
 #
@@ -54,18 +54,6 @@ LIB2FUNCS_EXTRA = \
 	$(srcdir)/config/mep/mep-lib2.c \
 	$(srcdir)/config/mep/mep-tramp.c
 
-# floating point emulation libraries
-
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT'				> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c			>> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 MULTILIB_OPTIONS = mel mall-opts mfar
 MULTILIB_DIRNAMES = el allopt far
 
diff --git a/gcc/config/microblaze/t-microblaze b/gcc/config/microblaze/t-microblaze
index 021dbbe3e76..8c8767f9baa 100644
--- a/gcc/config/microblaze/t-microblaze
+++ b/gcc/config/microblaze/t-microblaze
@@ -14,17 +14,6 @@ microblaze-c.o: $(srcdir)/config/microblaze/microblaze-c.c \
 	$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
 	$(srcdir)/config/microblaze/microblaze-c.c
 
-# Build soft FP routines. 
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 # Assemble startup files
 $(T)crti$(objext): $(srcdir)/config/microblaze/crti.s
 	$(GCC_FOR_TARGET) -c $(srcdir)/config/microblaze/crti.s -o $(T)crti$(objext)
diff --git a/gcc/config/mips/t-linux64 b/gcc/config/mips/t-linux64
index 326e6465afe..e23743d3cb0 100644
--- a/gcc/config/mips/t-linux64
+++ b/gcc/config/mips/t-linux64
@@ -1,4 +1,4 @@
-# Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# Copyright (C) 2003, 2004, 2005, 2006, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -25,15 +25,3 @@ endif
 MULTILIB_OSDIRNAMES = ../lib32 ../lib ../lib64
 
 EXTRA_MULTILIB_PARTS=crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o
-
-TPBIT = tp-bit.c
-
-tp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#ifdef __MIPSEL__' > tp-bit.c
-	echo '# define FLOAT_BIT_ORDER_MISMATCH' >> tp-bit.c
-	echo '#endif' >> tp-bit.c
-	echo '#if __LDBL_MANT_DIG__ == 113' >> tp-bit.c
-	echo '#define QUIET_NAN_NEGATED' >> tp-bit.c
-	echo '# define TFLOAT' >> tp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> tp-bit.c
-	echo '#endif' >> tp-bit.c
diff --git a/gcc/config/mips/t-mips b/gcc/config/mips/t-mips
index 521738a9445..53993e9d3c0 100644
--- a/gcc/config/mips/t-mips
+++ b/gcc/config/mips/t-mips
@@ -16,28 +16,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-# fp-bit and dp-bit are really part of libgcc1, but this will cause
-# them to be built correctly, so... [taken from t-sparclite]
-# 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
-	echo '#ifdef __MIPSEL__' > dp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
-	echo '#endif' >> dp-bit.c
-	echo '#define QUIET_NAN_NEGATED' >> dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#ifdef __MIPSEL__' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
-	echo '#endif' >> fp-bit.c
-	echo '#define QUIET_NAN_NEGATED' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 LIB2_SIDITI_CONV_FUNCS=yes
 
 $(srcdir)/config/mips/mips-tables.opt: $(srcdir)/config/mips/genopt.sh \
diff --git a/gcc/config/mips/t-sdemtk b/gcc/config/mips/t-sdemtk
index 40a8294fd6b..decbcf3101c 100644
--- a/gcc/config/mips/t-sdemtk
+++ b/gcc/config/mips/t-sdemtk
@@ -1,4 +1,4 @@
-# Copyright (C) 2007, 2008 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2008, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -38,7 +38,3 @@ stmp-sdefixinc: gsyslimits.h
 	cp $(srcdir)/gsyslimits.h include/syslimits.h
 	chmod a+r include/syslimits.h
 	$(STAMP) stmp-sdefixinc
-
-# Don't build FPBIT and DPBIT; we'll be using the SDE soft-float library.
-FPBIT =
-DPBIT =
diff --git a/gcc/config/mips/t-sr71k b/gcc/config/mips/t-sr71k
index 5eb96a12e43..44b69402e62 100644
--- a/gcc/config/mips/t-sr71k
+++ b/gcc/config/mips/t-sr71k
@@ -1,4 +1,4 @@
-# Copyright (C) 2002, 2003, 2010 Free Software Foundation, Inc.
+# Copyright (C) 2002, 2003, 2010, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -38,26 +38,6 @@ $(T)crtn.o: $(srcdir)/config/mips/crtn.asm $(GCC_PASSES)
 # without the $gp register.
 TARGET_LIBGCC2_CFLAGS = -G 0
 
-# fp-bit and dp-bit are really part of libgcc1, but this will cause
-# them to be built correctly, so... [taken from t-sparclite]
-# 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
-	echo '#ifdef __MIPSEL__' > dp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
-	echo '#endif' >> dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#ifdef __MIPSEL__' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
-	echo '#endif' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # Build the libraries for both hard and soft floating point
 
 MULTILIB_OPTIONS = EL/EB msoft-float mips2
diff --git a/gcc/config/mn10300/t-linux b/gcc/config/mn10300/t-linux
deleted file mode 100644
index 61ed88e663e..00000000000
--- a/gcc/config/mn10300/t-linux
+++ /dev/null
@@ -1,29 +0,0 @@
-# Copyright (C) 2003 Free Software Foundation, Inc.
-#
-# This file is part of GCC.
-#
-# GCC 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.
-#
-# GCC 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.
-#
-# You should have received a copy of the GNU General Public License
-# along with GCC; see the file COPYING3.  If not see
-# <http://www.gnu.org/licenses/>.
-
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
diff --git a/gcc/config/mn10300/t-mn10300 b/gcc/config/mn10300/t-mn10300
index eeefeb602a2..c62c56f2013 100644
--- a/gcc/config/mn10300/t-mn10300
+++ b/gcc/config/mn10300/t-mn10300
@@ -1,5 +1,5 @@
 # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001,
-# 2003, 2010 Free Software Foundation, Inc.
+# 2003, 2010, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -17,18 +17,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 MULTILIB_OPTIONS = mam33/mam33-2/mam34
 MULTILIB_DIRNAMES = am33 am33-2 am34
 
diff --git a/gcc/config/pdp11/t-pdp11 b/gcc/config/pdp11/t-pdp11
index 67441a0d20e..032084b381b 100644
--- a/gcc/config/pdp11/t-pdp11
+++ b/gcc/config/pdp11/t-pdp11
@@ -1,5 +1,5 @@
 # Copyright (C) 1995, 1997, 1998, 2001, 2002,
-# 2004, 2010 Free Software Foundation, Inc.
+# 2004, 2010, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -21,17 +21,6 @@ TARGET_LIBGCC2_CFLAGS = -O2 -mfloat32
 LIB2FUNCS_EXTRA = $(srcdir)/config/udivmod.c $(srcdir)/config/udivmodsi4.c \
     $(srcdir)/config/memcmp.c $(srcdir)/config/memcpy.c \
     $(srcdir)/config/memmove.c $(srcdir)/config/memset.c
-# floating point emulation libraries
-
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT'                            > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c                   >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
 
 MULTILIB_OPTIONS = msoft-float
 
diff --git a/gcc/config/picochip/t-picochip b/gcc/config/picochip/t-picochip
index 4df74a01fc6..222d7a646b9 100644
--- a/gcc/config/picochip/t-picochip
+++ b/gcc/config/picochip/t-picochip
@@ -61,16 +61,3 @@ MULTILIB_OPTIONS = mmul-type=none/mmul-type=mac/mmul-type=mul mno-byte-access/mb
 
 # Using a mul unit (currently) implies that byte access is available.
 MULTILIB_EXCEPTIONS = mmul-type=mul/mno-byte-access
-
-# We want fine grained libraries, so use the new code
-# to build the floating point emulation libraries.
-FPBIT = fp-bit.c
-
-# Software floating point support. Floating point is not properly
-# supported, but is existence can be useful for some types of testing.
-fp-bit.c:	$(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#define FLOAT_ONLY' >> fp-bit.c
-	echo '#define SMALL_MACHINE' >> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
diff --git a/gcc/config/rs6000/t-aix43 b/gcc/config/rs6000/t-aix43
index 705e053122d..4e38ece4678 100644
--- a/gcc/config/rs6000/t-aix43
+++ b/gcc/config/rs6000/t-aix43
@@ -1,5 +1,5 @@
 # Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-# 2006 Free Software Foundation, Inc.
+# 2006, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -17,18 +17,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # Build the libraries for pthread and all of the 
 # different processor models
 
@@ -86,8 +74,7 @@ SHLIB_MAPFILES = $$(libgcc_objdir)/libgcc-std.ver $(srcdir)/config/rs6000/libgcc
 SHLIB_NM_FLAGS = -Bpg -X32_64
 
 # GCC 128-bit long double support routines.
-LIB2FUNCS_EXTRA =  $(srcdir)/config/rs6000/ppc64-fp.c \
-	$(srcdir)/config/rs6000/darwin-ldouble.c
+LIB2FUNCS_EXTRA = $(srcdir)/config/rs6000/darwin-ldouble.c
 TARGET_LIBGCC2_CFLAGS = -mlong-double-128
 
 # Either 32-bit and 64-bit objects in archives.
diff --git a/gcc/config/rs6000/t-aix52 b/gcc/config/rs6000/t-aix52
index e918a2e13a1..3ef61e9cf0f 100644
--- a/gcc/config/rs6000/t-aix52
+++ b/gcc/config/rs6000/t-aix52
@@ -1,5 +1,5 @@
 # Copyright (C) 2002, 2003, 2004, 2005, 2006,
-# 2008 Free Software Foundation, Inc.
+# 2008, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -17,18 +17,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # Build the libraries for pthread and all of the 
 # different processor models
 
@@ -67,8 +55,7 @@ SHLIB_MAPFILES = $$(libgcc_objdir)/libgcc-std.ver $(srcdir)/config/rs6000/libgcc
 SHLIB_NM_FLAGS = -Bpg -X32_64
 
 # GCC 128-bit long double support routines.
-LIB2FUNCS_EXTRA = $(srcdir)/config/rs6000/ppc64-fp.c \
-	$(srcdir)/config/rs6000/darwin-ldouble.c
+LIB2FUNCS_EXTRA = $(srcdir)/config/rs6000/darwin-ldouble.c
 TARGET_LIBGCC2_CFLAGS = -mlong-double-128
 
 # Either 32-bit and 64-bit objects in archives.
diff --git a/gcc/config/rs6000/t-darwin b/gcc/config/rs6000/t-darwin
index 27fc07b69b3..4ba07a14867 100644
--- a/gcc/config/rs6000/t-darwin
+++ b/gcc/config/rs6000/t-darwin
@@ -18,7 +18,6 @@
 # <http://www.gnu.org/licenses/>.
 
 LIB2FUNCS_EXTRA = $(srcdir)/config/rs6000/darwin-tramp.asm \
-	$(srcdir)/config/rs6000/ppc64-fp.c \
 	$(srcdir)/config/darwin-64.c \
 	$(srcdir)/config/rs6000/darwin-ldouble.c \
 	$(srcdir)/config/rs6000/darwin-world.asm
diff --git a/gcc/config/rs6000/t-fprules-fpbit b/gcc/config/rs6000/t-fprules-fpbit
deleted file mode 100644
index a6c7246fa93..00000000000
--- a/gcc/config/rs6000/t-fprules-fpbit
+++ /dev/null
@@ -1,29 +0,0 @@
-# Copyright (C) 2006 Free Software Foundation, Inc.
-#
-# This file is part of GCC.
-#
-# GCC 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.
-#
-# GCC 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.
-#
-# You should have received a copy of the GNU General Public License
-# along with GCC; see the file COPYING3.  If not see
-# <http://www.gnu.org/licenses/>.
-
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
diff --git a/gcc/config/rs6000/t-linux64 b/gcc/config/rs6000/t-linux64
index 6a2235ff11a..3ae05fdad7b 100644
--- a/gcc/config/rs6000/t-linux64
+++ b/gcc/config/rs6000/t-linux64
@@ -1,7 +1,7 @@
 #rs6000/t-linux64
 
 # Copyright (C) 2002, 2003, 2004, 2006, 2007,
-# 2009 Free Software Foundation, Inc.
+# 2009, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -19,9 +19,6 @@
 # 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
diff --git a/gcc/config/rs6000/t-lynx b/gcc/config/rs6000/t-lynx
index 4befd5e7df5..768856e06eb 100644
--- a/gcc/config/rs6000/t-lynx
+++ b/gcc/config/rs6000/t-lynx
@@ -1,4 +1,4 @@
-# Copyright (C) 2004 Free Software Foundation, Inc.
+# Copyright (C) 2004, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -21,16 +21,6 @@ LIB2FUNCS_EXTRA = tramp.S
 tramp.S: $(srcdir)/config/rs6000/tramp.asm
 	cat $(srcdir)/config/rs6000/tramp.asm > tramp.S
 
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 LIBGCC = stmp-multilib
 INSTALL_LIBGCC = install-multilib
 
diff --git a/gcc/config/rs6000/t-spe b/gcc/config/rs6000/t-spe
index 480553c50ed..cbbac79f661 100644
--- a/gcc/config/rs6000/t-spe
+++ b/gcc/config/rs6000/t-spe
@@ -18,16 +18,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 LIBGCC = stmp-multilib
 INSTALL_LIBGCC = install-multilib
 
diff --git a/gcc/config/sh/t-netbsd b/gcc/config/sh/t-netbsd
index b2794a00645..11bfe31458e 100644
--- a/gcc/config/sh/t-netbsd
+++ b/gcc/config/sh/t-netbsd
@@ -1,4 +1,4 @@
-# Copyright (C) 2002, 2004, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2002, 2004, 2009, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -22,10 +22,3 @@ LIB1ASMFUNCS_CACHE = _ic_invalidate
 LIB2FUNCS_EXTRA=
 
 EXTRA_MULTILIB_PARTS=
-
-# NetBSD's C library includes a fast software FP library that
-# has support for setting/setting the rounding mode, exception
-# mask, etc.  Therefore, we don't want to include software FP
-# in libgcc.
-FPBIT =
-DPBIT =
diff --git a/gcc/config/sh/t-sh b/gcc/config/sh/t-sh
index 27cbd3d3e88..e63131a5348 100644
--- a/gcc/config/sh/t-sh
+++ b/gcc/config/sh/t-sh
@@ -31,24 +31,6 @@ LIB1ASMFUNCS_CACHE = _ic_invalidate _ic_invalidate_array
 
 TARGET_LIBGCC2_CFLAGS = -mieee
 
-# 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
-	echo '#ifdef __LITTLE_ENDIAN__' > dp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >>dp-bit.c
-	echo '#endif' 		>> dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#ifdef __LITTLE_ENDIAN__' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >>fp-bit.c
-	echo '#endif' 		>> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 DEFAULT_ENDIAN = $(word 1,$(TM_ENDIAN_CONFIG))
 OTHER_ENDIAN = $(word 2,$(TM_ENDIAN_CONFIG))
 
diff --git a/gcc/config/sparc/t-elf b/gcc/config/sparc/t-elf
index 962d0009f9b..7073bcb7721 100644
--- a/gcc/config/sparc/t-elf
+++ b/gcc/config/sparc/t-elf
@@ -20,18 +20,6 @@
 LIB1ASMSRC = sparc/lb1spc.asm
 LIB1ASMFUNCS = _mulsi3 _divsi3 _modsi3
 
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 MULTILIB_OPTIONS = msoft-float mcpu=v8 mflat
 MULTILIB_DIRNAMES = soft v8 flat
 MULTILIB_MATCHES = msoft-float=mno-fpu
diff --git a/gcc/config/sparc/t-leon b/gcc/config/sparc/t-leon
index e3ab3bc9893..4f9d0a9e797 100644
--- a/gcc/config/sparc/t-leon
+++ b/gcc/config/sparc/t-leon
@@ -1,4 +1,4 @@
-# Copyright (C) 2010 Free Software Foundation, Inc.
+# Copyright (C) 2010, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -19,18 +19,6 @@
 LIB1ASMSRC = sparc/lb1spc.asm
 LIB1ASMFUNCS = _mulsi3 _divsi3 _modsi3
 
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # Multilibs for LEON
 # LEON is a SPARC-V8, but the AT697 implementation has a bug in the
 # V8-specific instructions.
diff --git a/gcc/config/sparc/t-leon3 b/gcc/config/sparc/t-leon3
index ce57d16751b..0e7e45cc594 100644
--- a/gcc/config/sparc/t-leon3
+++ b/gcc/config/sparc/t-leon3
@@ -1,4 +1,4 @@
-# Copyright (C) 2010 Free Software Foundation, Inc.
+# Copyright (C) 2010, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -16,18 +16,6 @@
 # along with GCC; see the file COPYING3.  If not see
 # <http://www.gnu.org/licenses/>.
 
-# 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
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # Multilibs for LEON3
 MULTILIB_OPTIONS = msoft-float
 MULTILIB_DIRNAMES = soft
diff --git a/gcc/config/spu/t-spu-elf b/gcc/config/spu/t-spu-elf
index ab680f5be88..3f9510112f7 100644
--- a/gcc/config/spu/t-spu-elf
+++ b/gcc/config/spu/t-spu-elf
@@ -30,10 +30,6 @@ TARGET_LIBGCC2_CFLAGS = -fPIC -mwarn-reloc -D__IN_LIBGCC2
 # 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 \
@@ -47,18 +43,6 @@ LIB2FUNCS_STATIC_EXTRA = $(srcdir)/config/spu/float_unssidf.c \
 			 $(srcdir)/config/spu/divmodti4.c \
 			 $(srcdir)/config/spu/divv2df3.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
diff --git a/gcc/config/stormy16/t-stormy16 b/gcc/config/stormy16/t-stormy16
index 62b4e9fa1b0..c2b6c2a5573 100644
--- a/gcc/config/stormy16/t-stormy16
+++ b/gcc/config/stormy16/t-stormy16
@@ -1,6 +1,6 @@
 # -*- makefile -*-
 #
-# Copyright (C) 2001, 2004, 2010 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2004, 2010, 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -36,15 +36,4 @@ LIB2FUNCS_EXTRA = \
 	$(srcdir)/config/stormy16/stormy16-lib2-cmpsi2.c \
 	$(srcdir)/config/stormy16/stormy16-lib2-ucmpsi2.c
 
-# Floating point emulation libraries.
-FPBIT = fp-bit.c
-DPBIT = dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT'				> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c			>> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-	cat $(srcdir)/config/fp-bit.c > dp-bit.c
-
 TARGET_LIBGCC2_CFLAGS = -O2
diff --git a/gcc/config/v850/t-v850 b/gcc/config/v850/t-v850
index 076b00d60ff..fcd3b841e30 100644
--- a/gcc/config/v850/t-v850
+++ b/gcc/config/v850/t-v850
@@ -1,5 +1,5 @@
-# Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2008, 2009, 2010
-# Free Software Foundation, Inc.
+# Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2008, 2009, 2010,
+# 2011 Free Software Foundation, Inc.
 #
 # This file is part of GCC.
 #
@@ -78,24 +78,6 @@ LIB1ASMFUNCS	= _mulsi3 \
 		  _ucmpdi2 \
 		  _muldi3
 
-# 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
-	echo '#ifdef __LITTLE_ENDIAN__' > dp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >>dp-bit.c
-	echo '#endif' 		>> dp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-	echo '#define FLOAT' > fp-bit.c
-	echo '#ifdef __LITTLE_ENDIAN__' >> fp-bit.c
-	echo '#define FLOAT_BIT_ORDER_MISMATCH' >>fp-bit.c
-	echo '#endif' 		>> fp-bit.c
-	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
 # Create target-specific versions of the libraries
 MULTILIB_OPTIONS  = mv850/mv850e/mv850e2/mv850e2v3
 MULTILIB_DIRNAMES = v850 v850e v850e2 v850e2v3
diff --git a/gcc/doc/fragments.texi b/gcc/doc/fragments.texi
index ff89d513d49..28edae98e67 100644
--- a/gcc/doc/fragments.texi
+++ b/gcc/doc/fragments.texi
@@ -49,29 +49,6 @@ Compiler flags to use when compiling @file{libgcc2.c}.
 A list of source file names to be compiled or assembled and inserted
 into @file{libgcc.a}.
 
-@findex Floating Point Emulation
-@item Floating Point Emulation
-To have GCC include software floating point libraries in @file{libgcc.a}
-define @code{FPBIT} and @code{DPBIT} along with a few rules as follows:
-@smallexample
-# 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
-
-
-fp-bit.c: $(srcdir)/config/fp-bit.c
-        echo '#define FLOAT' > fp-bit.c
-        cat $(srcdir)/config/fp-bit.c >> fp-bit.c
-
-dp-bit.c: $(srcdir)/config/fp-bit.c
-        cat $(srcdir)/config/fp-bit.c > dp-bit.c
-@end smallexample
-
-You may need to provide additional #defines at the beginning of @file{fp-bit.c}
-and @file{dp-bit.c} to control target endianness and other options.
-
-
 @findex CRTSTUFF_T_CFLAGS
 @item CRTSTUFF_T_CFLAGS
 Special flags used when compiling @file{crtstuff.c}.
diff --git a/gcc/po/ChangeLog b/gcc/po/ChangeLog
index 610ca9ba7d0..755812872e7 100644
--- a/gcc/po/ChangeLog
+++ b/gcc/po/ChangeLog
@@ -1,5 +1,9 @@
 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
+	* EXCLUDES (config/fp-bit.c, config/fp-bit.h): Remove.
+
+2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
 	* EXCLUDES (unwind-c.c, unwind-dw2-fde-darwin.c)
 	(unwind-dw2-fde-glibc.c, unwind-dw2-fde.c, unwind-dw2-fde.h)
 	(unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h): Remove.
diff --git a/gcc/po/EXCLUDES b/gcc/po/EXCLUDES
index 12fced15f72..5a4ad770973 100644
--- a/gcc/po/EXCLUDES
+++ b/gcc/po/EXCLUDES
@@ -22,8 +22,6 @@
 # .def are examined to begin with.
 
 #   These files are part of libgcc, or target headers provided by gcc.
-config/fp-bit.c
-config/fp-bit.h
 config/vxlib.c
 crtstuff.c
 gbl-ctors.h
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 65d47a80278..00c4fa63b7b 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,5 +1,117 @@
 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
+	* Makefile.in (double_type_size, long_double_type_size): Set.
+	Remove $(fpbit-in-libgcc) support.
+	(FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): New variables.
+	(fpbit-src): New variable.
+	($(fpbit-o), $(fpbit-s-o)): Use $(fpbit-src) instead of $(FPBIT).
+	Compile with -DFLOAT $(FPBIT_CFLAGS).
+	Use $<.
+	($(dpbit-o), $(dpbit-s-o)): Use $(fpbit-src) instead of $(DPBIT).
+	Compile with $(FPBIT_CFLAGS).
+	Use $<.
+	($(tpbit-o), $(tpbit-s-o): Use $(fpbit-src) instead of $(TPBIT).
+	Compile with -DFLOAT $(TPBIT_CFLAGS).
+	Use $<.
+	* configure.ac (double_type_size, long_double_type_size):
+	Determine and substitute.
+	* configure: Regenerate.
+	* fp-bit.c, fp-bit.h: New files.
+	* config/avr/avr-lib.h, config/h8300/h8300-lib.h: New files.
+	* config/mips/t-irix6 (TPBIT, $(gcc_objdir)/tp-bit.c): Remove.
+	* config/mips/t-mips: New file.
+	* config/mips/t-sdemtk: New file.
+	* config/rs6000/ppc64-fp.c: New file.
+	* config/rs6000/t-darwin (LIB2ADD): Add
+	$(srcdir)/config/rs6000/ppc64-fp.c.
+	* config/rs6000/t-ppc64-fp: New file.
+	* config/rx/rx-lib.h: New file.
+	* config/rx/t-rx (FPBIT): Set to true.
+	($(gcc_objdir)/fp-bit.c): Remove.
+	(DPBIT): Set to true only with -m64bit-doubles.
+	($(gcc_objdir)/dp-bit.c): Remove.
+	* config/sparc/t-softfp: Remove.
+	* config/spu/t-elf: New file.
+	* config/t-fdpbit, config/t-fpbit: New files.
+	* config.host (m32c*-*-*): Add t-fdpbit to tmake_file.
+	(mips*-*-*): Likewise.
+	(arm-wrs-vxworks): Likewise.
+	(arm*-*-freebsd*): Likewise.
+	(avr-*-rtems*): Add t-fpbit to tmake_file.
+	(avr-*-*): Likewise.
+	(bfin*-elf*): Add t-fdpbit to tmake_file.
+	(bfin*-uclinux*): Likewise.
+	(bfin*-linux-uclibc*): Likewise.
+	(bfin*-rtems*): New case.
+	Add t-fdpbit to tmake_file.
+	(bfin*-*): Add t-fdpbit to tmake_file.
+	(crisv32-*-elf): Likewise.
+	(cris-*-linux*): Likewise.
+	(fr30-*-elf): Likewise.
+	(frv-*-elf, frv-*-*linux*): Likewise.
+	(h8300-*-rtems*, h8300-*-elf*): Add t-fpbit to tmake_file.
+	(iq2000*-*-elf*): Add t-fdpbit to tmake_file.
+	(m32r-*-elf*): Likewise.
+	(m32rle-*-elf*): Likewise.
+	(m32r-*-linux*): Likewise.
+	(m32rle-*-linux*): Likewise.
+	(mcore-*-elf): Add t-fdpbit to tmake_file.
+	(microblaze*-*-*): Likewise.
+	(mips-sgi-irix6.5*): Add t-tpbit to tmake_file.
+	(mips*-*-netbsd*): Add mips/t-mips to tmake_file.
+	(mips64*-*-linux*): Also handle mipsisa64*-*-linux*.
+	Fix typo.
+	Add mips/t-tpbit to tmake-file.
+	(mips*-*-linux*): Fix typo.
+	(mips*-sde-elf*): New case
+	Add mips/t-sdemtk unless using newlib.
+	(mipsisa64sr71k-*-elf*): Add t-fdpbit to tmake_file.
+	(mipsisa64sb1-*-elf*): Add mips/t-mips to tmake_file.
+	(mn10300-*-*): Likewise.
+	(pdp11-*-*): Likewise.
+	(picochip-*-*): Add t-fpbit to tmake_file.
+	(powerpc-*-eabisimaltivec*): Likewise.
+	(powerpc-*-eabisim*): Likewise.
+	(powerpc-*-elf*): Likewise.
+	(powerpc-*-eabialtivec*): Likewise.
+	(powerpc-xilinx-eabi*): New case.
+	Add t-fdpbit to tmake_file.
+	(powerpc-*-eabi*):  Add t-fdpbit to tmake_file.
+	(powerpc-*-rtems*): Likewise.
+	(powerpc-*-linux*, powerpc64-*-linux*): Add rs6000/t-ppc64-fp to
+	tmake_file.
+	(powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add t-fdpbit to
+	tmake_file.
+	(powerpc-*-lynxos*): Likewise.
+	(powerpcle-*-elf*): Likewise.
+	(powerpcle-*-eabisim*): Likewise.
+	(powerpcle-*-eabi*): Likewise.
+	(rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
+	t-fdpbit, rs6000/t-ppc64-fp to tmake_file.
+	(rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
+	(rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
+	(rx-*-elf): Add t-fdpbit to tmake_file.
+	(sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
+	(sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
+	(sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
+	(sh64l*-*-netbsd*): Add t-fdpbit to tmake_file except on
+	sh*-*-netbsd*.
+	(sh-*-rtems*): Add t-fdpbit to tmake_file.
+	(sh-wrs-vxworks): Likewise.
+	(sparc-*-elf*): Replace sparc/t-softfp by t-fdpbit in tmake_file.
+	(sparc-*-linux*): Add t-fdpbit to tmake_file for *-leon*.
+	(sparc-*-rtems*, sparc64-*-rtems*): Split off ...
+	(sparc64-*-rtems*): ... new case.
+	(sparc-*-rtems*): Add t-fdpbit to tmake_file.
+	(spu-*-elf*): Likewise.
+	Add spu/t-elf to tmake_file.
+	(v850*-*-*): Add t-fdpbit to tmake_file.
+	(xstormy16-*-elf): Likewise.
+	(am33_2.0-*-linux*): Add t-fdpbit to tmake_file.
+	(mep*-*-*): Likewise.
+
+2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
 	* Makefile.in (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): New
 	variables.
 	(LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): New variables.
diff --git a/libgcc/Makefile.in b/libgcc/Makefile.in
index c252d9a2217..4a75a37048e 100644
--- a/libgcc/Makefile.in
+++ b/libgcc/Makefile.in
@@ -37,6 +37,8 @@ SHELL = @SHELL@
 
 cpu_type = @cpu_type@
 enable_shared = @enable_shared@
+double_type_size = @double_type_size@
+long_double_type_size = @long_double_type_size@
 decimal_float = @decimal_float@
 enable_decimal_float = @enable_decimal_float@
 fixed_point = @fixed_point@
@@ -256,6 +258,21 @@ LIBGCC_VER_GNU_PREFIX = __
 LIBGCC_VER_FIXEDPOINT_GNU_PREFIX = __
 LIBGCC_VER_SYMBOLS_PREFIX =
 
+FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
+    _fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
+    _lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
+    _sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
+
+DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
+    _fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
+    _lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
+    _df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
+
+TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
+    _fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
+    _lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
+    _tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
+
 # Additional sources to handle exceptions; overridden by targets as needed.
 LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
   $(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
@@ -445,34 +462,25 @@ $(lib2-divmod-s-o): %_s$(objext): $(gcc_srcdir)/libgcc2.c
 libgcc-s-objects += $(lib2-divmod-s-o)
 endif
 
-# $(FPBIT) et al. are pathnames relative to the GCC build
-# directory; the supporting files are made by the GCC
-# Makefile.
-# FIXME: Soon we will be able to move this logic into this directory.
-
-ifneq ($(fpbit-in-libgcc),yes)
-FPBIT:=$(if $(FPBIT),$(gcc_objdir)/$(FPBIT),)
-DPBIT:=$(if $(DPBIT),$(gcc_objdir)/$(DPBIT),)
-TPBIT:=$(if $(TPBIT),$(gcc_objdir)/$(TPBIT),)
-endif
-
 ifeq ($(TPBIT),)
 # _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
 FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
 DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
 endif
 
+fpbit-src := $(srcdir)/fp-bit.c
+
 # Build FPBIT.
 ifneq ($(FPBIT),)
 fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
-$(fpbit-o): %$(objext): $(FPBIT)
-	$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(FPBIT) $(vis_hide)
+$(fpbit-o): %$(objext): $(fpbit-src)
+	$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< $(vis_hide)
 libgcc-objects += $(fpbit-o)
 
 ifeq ($(enable_shared),yes)
 fpbit-s-o = $(patsubst %,%_s$(objext),$(FPBIT_FUNCS))
-$(fpbit-s-o): %_s$(objext): $(FPBIT)
-	$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(FPBIT)
+$(fpbit-s-o): %_s$(objext): $(fpbit-src)
+	$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS)  -c $<
 libgcc-s-objects += $(fpbit-s-o)
 endif
 endif
@@ -480,14 +488,14 @@ endif
 # Build DPBIT.
 ifneq ($(DPBIT),)
 dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
-$(dpbit-o): %$(objext): $(DPBIT)
-	$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(DPBIT) $(vis_hide)
+$(dpbit-o): %$(objext): $(fpbit-src)
+	$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< $(vis_hide)
 libgcc-objects += $(dpbit-o)
 
 ifeq ($(enable_shared),yes)
 dpbit-s-o = $(patsubst %,%_s$(objext),$(DPBIT_FUNCS))
-$(dpbit-s-o): %_s$(objext): $(DPBIT)
-	$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(DPBIT)
+$(dpbit-s-o): %_s$(objext): $(fpbit-src)
+	$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $<
 libgcc-s-objects += $(dpbit-s-o)
 endif
 endif
@@ -495,14 +503,14 @@ endif
 # Build TPBIT.
 ifneq ($(TPBIT),)
 tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
-$(tpbit-o): %$(objext): $(TPBIT)
-	$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(TPBIT) $(vis_hide)
+$(tpbit-o): %$(objext): $(fpbit-src)
+	$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< $(vis_hide)
 libgcc-objects += $(tpbit-o)
 
 ifeq ($(enable_shared),yes)
 tpbit-s-o = $(patsubst %,%_s$(objext),$(TPBIT_FUNCS))
-$(tpbit-s-o): %_s$(objext): $(TPBIT)
-	$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -c $(TPBIT)
+$(tpbit-s-o): %_s$(objext): $(fpbit-src)
+	$(gcc_s_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $<
 libgcc-s-objects += $(tpbit-s-o)
 endif
 endif
diff --git a/libgcc/config.host b/libgcc/config.host
index db00c4c2d8c..cd4f054336b 100644
--- a/libgcc/config.host
+++ b/libgcc/config.host
@@ -72,6 +72,7 @@ cpu_type=`echo ${host} | sed 's/-.*$//'`
 case ${host} in
 m32c*-*-*)
         cpu_type=m32c
+	tmake_file=t-fdpbit
         ;;
 alpha*-*-*)
 	cpu_type=alpha
@@ -121,6 +122,7 @@ microblaze*-*-*)
 	;;
 mips*-*-*)
 	cpu_type=mips
+	tmake_file=mips/t-mips
 	;;
 powerpc*-*-*)
 	cpu_type=rs6000
@@ -265,8 +267,10 @@ alpha*-dec-*vms*)
 	md_unwind_header=alpha/vms-unwind.h
 	;;
 arm-wrs-vxworks)
+	tmake_file=t-fdpbit
 	;;
 arm*-*-freebsd*)
+	tmake_file=t-fdpbit
 	;;
 arm*-*-netbsdelf*)
 	;;
@@ -309,40 +313,56 @@ arm*-*-elf)
 arm*-wince-pe*)
 	;;
 avr-*-rtems*)
+	tmake_file=t-fpbit
 	;;
 avr-*-*)
-    # Make HImode functions for AVR
-    tmake_file=${cpu_type}/t-avr
+	# Make HImode functions for AVR
+	tmake_file="${cpu_type}/t-avr t-fpbit"
+
 	;;
 bfin*-elf*)
+	tmke_file=t-fdpbit
         ;;
 bfin*-uclinux*)
+	tmake_file=t-fdpbit
 	md_unwind_header=bfin/linux-unwind.h
         ;;
 bfin*-linux-uclibc*)
+	tmake_file=t-fdpbit
 	# No need to build crtbeginT.o on uClibc systems.  Should probably
 	# be moved to the OS specific section above.
 	extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 	md_unwind_header=bfin/linux-unwind.h
 	;;
+bfin*-rtems*)
+	tmake_file=t-fdpbit
+	;;
 bfin*-*)
+	tmake_file=t-fdpbit
         ;;
 crisv32-*-elf | crisv32-*-none | cris-*-elf | cris-*-none)
+	tmake_file=t-fdpbit
 	extra_parts="crtbegin.o crtend.o"
 	;;
 cris-*-linux* | crisv32-*-linux*)
+	tmake_file=t-fdpbit
 	;;
 fido-*-elf)
 	;;
 fr30-*-elf)
+	tmake_file=t-fdpbit
 	;;
 frv-*-elf)
+	tmake_file=t-fdpbit
 	;;
 frv-*-*linux*)
+	tmake_file=t-fdpbit
 	;;
 h8300-*-rtems*)
+	tmake_file=t-fpbit
 	;;
 h8300-*-elf*)
+	tmake_file=t-fpbit
 	;;
 hppa*64*-*-linux*)
 	;;
@@ -458,6 +478,7 @@ ia64-hp-*vms*)
 	md_unwind_header=ia64/vms-unwind.h
 	;;
 iq2000*-*-elf*)
+	tmake_file=t-fdpbit
         ;;
 lm32-*-elf*|lm32-*-rtems*)
         extra_parts="crtbegin.o crtend.o crti.o crtn.o"
@@ -468,12 +489,16 @@ lm32-*-uclinux*)
         tmake_file="lm32/t-lm32 lm32/t-uclinux t-softfp"
 	;;	
 m32r-*-elf*|m32r-*-rtems*)
+	tmake_file=t-fdpbit
  	;;
 m32rle-*-elf*)
+	tmake_file=t-fdpbit
 	;;
 m32r-*-linux*)
+	tmake_file=t-fdpbit
  	;;
 m32rle-*-linux*)
+	tmake_file=t-fdpbit
 	;;
 m68k-*-elf*)
 	;;
@@ -492,29 +517,41 @@ m68k-*-linux*)			# Motorola m68k's running GNU/Linux
 m68k-*-rtems*)
 	;;
 mcore-*-elf)
+	tmake_file=t-fdpbit
 	;;
 microblaze*-*-*)
-        tmake_file="microblaze/t-microblaze"
+        tmake_file="microblaze/t-microblaze t-fdpbit"
 	;;
 mips-sgi-irix6.5*)
-	tmake_file="mips/t-irix6 t-crtfm t-slibgcc mips/t-slibgcc-irix"
+	tmake_file="$tmake_file mips/t-irix6 t-crtfm mips/t-tpbit t-slibgcc mips/t-slibgcc-irix"
 	extra_parts="crtbegin.o crtend.o crtfastmath.o irix-crti.o irix-crtn.o"
 	md_unwind_header=mips/irix6-unwind.h
 	;;
 mips*-*-netbsd*)			# NetBSD/mips, either endian.
 	;;
-mips64*-*-linux*)
+mips64*-*-linux* | mipsisa64*-*-linux*)
 	extra_parts="$extra_parts crtfastmath.o"
-	tmake_file="{$tmake_file} t-crtfm"
+	tmake_file="${tmake_file} t-crtfm mips/t-tpbit"
 	md_unwind_header=mips/linux-unwind.h
 	;;
 mips*-*-linux*)				# Linux MIPS, either endian.
 	extra_parts="$extra_parts crtfastmath.o"
-	tmake_file="{$tmake_file} t-crtfm"
+	tmake_file="${tmake_file} t-crtfm"
 	md_unwind_header=mips/linux-unwind.h
 	;;
 mips*-*-openbsd*)
 	;;
+mips*-sde-elf*)
+	case "${with_newlib}" in
+	  yes)
+	    # newlib / libgloss.
+	    ;;
+	  *)
+	    # MIPS toolkit libraries.
+	    tmake_file=mips/t-sdemtk
+	    ;;
+	esac
+	;;
 mipsisa32-*-elf* | mipsisa32el-*-elf*)
 	;;
 mipsisa32r2-*-elf* | mipsisa32r2el-*-elf*)
@@ -524,6 +561,7 @@ mipsisa64-*-elf* | mipsisa64el-*-elf*)
 mipsisa64r2-*-elf* | mipsisa64r2el-*-elf*)
 	;;
 mipsisa64sr71k-*-elf*)
+	tmake_file=t-fdpbit
         ;;
 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*)
 	;;
@@ -546,15 +584,17 @@ mmix-knuth-mmixware)
 	tmake_file="${tmake_file} ${cpu_type}/t-${cpu_type}"
 	;;
 mn10300-*-*)
+	tmake_file=t-fdpbit
 	;;
 moxie-*-*)
 	tmake_file="moxie/t-moxie moxie/t-moxie-softfp"
 	extra_parts="crtbegin.o crtend.o crti.o crtn.o"
 	;;
 pdp11-*-*)
+	tmake_file=t-fdpbit
 	;;
 picochip-*-*)
-	tmake_file=picochip/t-picochip
+	tmake_file="picochip/t-picochip t-fpbit"
         ;;
 powerpc-*-darwin*)
 	case ${host} in
@@ -580,44 +620,60 @@ powerpc-*-eabispe*)
 	tmake_file="${tmake_file} rs6000/t-ppccomm"
 	;;
 powerpc-*-eabisimaltivec*)
+	tmake_file=t-fdpbit
 	;;
 powerpc-*-eabisim*)
+	tmake_file=t-fdpbit
 	;;
 powerpc-*-elf*)
+	tmake_file=t-fdpbit
 	;;
 powerpc-*-eabialtivec*)
+	tmake_file=t-fdpbit
+	;;
+powerpc-xilinx-eabi*)
+	tmake_file=t-fdpbit
 	;;
 powerpc-*-eabi*)
-	tmake_file="${tmake_file} rs6000/t-ppccomm"
+	tmake_file="${tmake_file} rs6000/t-ppccomm t-fdpbit"
 	;;
 powerpc-*-rtems*)
+	tmake_file=t-fdpbit
 	;;
 powerpc-*-linux* | powerpc64-*-linux*)
-	tmake_file="${tmake_file} rs6000/t-ppccomm rs6000/t-ldbl128 t-softfp t-dfprules"
+	tmake_file="${tmake_file} rs6000/t-ppccomm rs6000/t-ldbl128 t-softfp t-dfprules rs6000/t-ppc64-fp"
 	md_unwind_header=rs6000/linux-unwind.h
 	;;
 powerpc-wrs-vxworks|powerpc-wrs-vxworksae)
+	tmake_file=t-fdpbit
 	;;
 powerpc-*-lynxos*)
+	tmake_file=t-fdpbit
 	;;
 powerpcle-*-elf*)
+	tmake_file=t-fdpbit
 	;;
 powerpcle-*-eabisim*)
+	tmake_file=t-fdpbit
 	;;
 powerpcle-*-eabi*)
+	tmake_file=t-fdpbit
 	;;
 rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
 	md_unwind_header=rs6000/aix-unwind.h
+	tmake_file="t-fdpbit rs6000/t-ppc64-fp"
 	;;
 rs6000-ibm-aix5.1.* | powerpc-ibm-aix5.1.*)
 	md_unwind_header=rs6000/aix-unwind.h
+	tmake_file="t-fdpbit rs6000/t-ppc64-fp"
 	;;
 rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
 	md_unwind_header=rs6000/aix-unwind.h
+	tmake_file="t-fdpbit rs6000/t-ppc64-fp"
 	;;
 rx-*-elf)
 	extra_parts="crtbegin.o crtend.o"
-	tmake_file="rx/t-rx"
+	tmake_file="rx/t-rx t-fdpbit"
 	;;
 s390-*-linux*)
 	tmake_file="${tmake_file} s390/t-crtstuff s390/t-linux s390/32/t-floattodi"
@@ -639,14 +695,25 @@ sh-*-elf* | sh[12346l]*-*-elf* | \
    sh64-*-netbsd* | sh64l*-*-netbsd*)
 	case ${host} in
 	sh*-*-linux*)
-		tmake_file="${tmake_file} sh/t-linux"
+		tmake_file="${tmake_file} sh/t-linux t-fdpbit"
 		md_unwind_header=sh/linux-unwind.h
 		;;
+	sh*-*-netbsd*)
+		# NetBSD's C library includes a fast software FP library that
+		# has support for setting/setting the rounding mode, exception
+		# mask, etc.  Therefore, we don't want to include software FP
+		# in libgcc.
+		;;
+	sh*-*-*)
+	        tmake_file=t-fdpbit
+		;;
 	esac
 	;;
 sh-*-rtems*)
+	tmake_file=t-fdpbit
 	;;
 sh-wrs-vxworks)
+	tmake_file=t-fdpbit
 	;;
 sparc-*-netbsdelf*)
 	;;
@@ -660,16 +727,21 @@ sparc-*-elf*)
 	  	tmake_file="sparc/t-softmul"
 	  	;;
 	esac
-	tmake_file="${tmake_file} sparc/t-softfp t-crtin t-crtfm"
+	tmake_file="${tmake_file} t-fdpbit t-crtin t-crtfm"
 	extra_parts="crtbegin.o crtend.o crti.o crtn.o crtfastmath.o"
 	;;
 sparc-*-linux*)		# SPARC's running GNU/Linux, libc6
+	case ${host} in
+	*-leon*)
+		tmake_file=t-fdpbit
+		;;
+	esac
 	extra_parts="$extra_parts crtfastmath.o"
 	tmake_file="${tmake_file} t-crtfm"
 	md_unwind_header=sparc/linux-unwind.h
 	;;
-sparc-*-rtems* | sparc64-*-rtems* )
-	tmake_file="sparc/t-elf t-crtin t-crtfm t-rtems"
+sparc-*-rtems*)
+	tmake_file="sparc/t-elf t-crtin t-crtfm t-rtems t-fdpbit"
 	extra_parts="crtbegin.o crtend.o crti.o crtn.o crtfastmath.o"
 	;;
 sparc*-*-solaris2*)
@@ -681,6 +753,10 @@ sparc64-*-elf*)
 	tmake_file="${tmake_file} t-crtin t-crtfm"
 	extra_parts="crtbegin.o crtend.o crti.o crtn.o crtfastmath.o"
 	;;
+sparc64-*-rtems*)
+	tmake_file="sparc/t-elf t-crtin t-crtfm t-rtems"
+	extra_parts="crtbegin.o crtend.o crti.o crtn.o crtfastmath.o"
+	;;
 sparc-wrs-vxworks)
 	;;
 sparc64-*-freebsd*|ultrasparc-*-freebsd*)
@@ -695,11 +771,13 @@ sparc64-*-linux*)		# 64-bit SPARC's running GNU/Linux
 sparc64-*-netbsd*)
 	;;
 spu-*-elf*)
+	tmake_file="t-fdpbit spu/t-elf"
 	;;
 tic6x-*-*)
 	tmake_file="${tmake_file} t-gnu-prefix"
 	;;
 v850*-*-*)
+	tmake_file=t-fdpbit
 	;;
 vax-*-linux*)
 	;;
@@ -708,6 +786,7 @@ vax-*-netbsdelf*)
 vax-*-openbsd*)
 	;;
 xstormy16-*-elf)
+	tmake_file=t-fdpbit
 	;;
 xtensa*-*-elf*)
 	tmake_file=xtensa/t-xtensa
@@ -718,10 +797,12 @@ xtensa*-*-linux*)
 	;;
 am33_2.0-*-linux*)
 	extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o"
+	tmake_file=t-fdpbit
 	;;
 m32c-*-elf*|m32c-*-rtems*)
  	;;
 mep*-*-*)
+	tmake_file=t-fdpbit
 	;;
 *)
 	echo "*** Configuration ${host} not supported" 1>&2
diff --git a/libgcc/config/avr/avr-lib.h b/libgcc/config/avr/avr-lib.h
new file mode 100644
index 00000000000..daca4d81f9a
--- /dev/null
+++ b/libgcc/config/avr/avr-lib.h
@@ -0,0 +1,6 @@
+#ifdef FLOAT
+#define CMPtype QItype
+#define DF SF
+#define DI SI
+typedef int QItype __attribute__ ((mode (QI)));
+#endif
diff --git a/libgcc/config/h8300/h8300-lib.h b/libgcc/config/h8300/h8300-lib.h
new file mode 100644
index 00000000000..cff664a54ce
--- /dev/null
+++ b/libgcc/config/h8300/h8300-lib.h
@@ -0,0 +1,7 @@
+#ifdef FLOAT
+#ifdef __H8300__
+#define CMPtype HItype
+#else
+#define CMPtype SItype
+#endif
+#endif
diff --git a/libgcc/config/mips/t-irix6 b/libgcc/config/mips/t-irix6
index 77dd41da276..c9bd3cdcb0a 100644
--- a/libgcc/config/mips/t-irix6
+++ b/libgcc/config/mips/t-irix6
@@ -22,15 +22,3 @@ irix-crti.o: $(srcdir)/config/mips/irix-crti.S
 
 irix-crtn.o: $(srcdir)/config/mips/irix-crtn.S
 	$(crt_compile) -c $<
-
-TPBIT = tp-bit.c
-
-$(gcc_objdir)/tp-bit.c: $(gcc_srcdir)/config/fp-bit.c
-	echo '#ifdef __MIPSEL__'		 > $@
-	echo '# define FLOAT_BIT_ORDER_MISMATCH' >> $@
-	echo '#endif'				>> $@
-	echo '#define QUIET_NAN_NEGATED'	>> $@
-	echo '#if __LDBL_MANT_DIG__ == 106'	>> $@
-	echo '# define TFLOAT'			>> $@
-	cat $<					>> $@
-	echo '#endif'				>> $@
diff --git a/libgcc/config/mips/t-mips b/libgcc/config/mips/t-mips
new file mode 100644
index 00000000000..b7d13b3ddb3
--- /dev/null
+++ b/libgcc/config/mips/t-mips
@@ -0,0 +1,4 @@
+FPBIT = true
+FPBIT_CFLAGS = -DQUIET_NAN_NEGATED
+DPBIT = true
+DPBIT_CFLAGS = -DQUIET_NAN_NEGATED
diff --git a/libgcc/config/mips/t-sdemtk b/libgcc/config/mips/t-sdemtk
new file mode 100644
index 00000000000..a06e828b545
--- /dev/null
+++ b/libgcc/config/mips/t-sdemtk
@@ -0,0 +1,3 @@
+# Don't build FPBIT and DPBIT; we'll be using the SDE soft-float library.
+FPBIT =
+DPBIT =
diff --git a/libgcc/config/mips/t-tpbit b/libgcc/config/mips/t-tpbit
new file mode 100644
index 00000000000..1670ef3ffd6
--- /dev/null
+++ b/libgcc/config/mips/t-tpbit
@@ -0,0 +1,4 @@
+ifeq ($(long_double_type_size),128)
+TPBIT = true
+TPBIT_CFLAGS = -DQUIET_NAN_NEGATED
+endif
diff --git a/gcc/config/rs6000/ppc64-fp.c b/libgcc/config/rs6000/ppc64-fp.c
index 62861ee16fd..ab18d2d94b5 100644
--- a/gcc/config/rs6000/ppc64-fp.c
+++ b/libgcc/config/rs6000/ppc64-fp.c
@@ -2,8 +2,8 @@
    libgcc2.c with macros expanded to force the use of specific types.
  
    Copyright (C) 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2006, 2009  Free Software Foundation,
-   Inc.
+   2000, 2001, 2002, 2003, 2004, 2006, 2009, 2011
+   Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -28,7 +28,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 
 #if defined(__powerpc64__) || defined (__64BIT__) || defined(__ppc64__)
 #define TMODES
-#include "config/fp-bit.h"
+#include "fp-bit.h"
 
 extern DItype __fixtfdi (TFtype);
 extern DItype __fixdfdi (DFtype);
diff --git a/libgcc/config/rs6000/t-darwin b/libgcc/config/rs6000/t-darwin
index 404df85870f..4464fd7d6e6 100644
--- a/libgcc/config/rs6000/t-darwin
+++ b/libgcc/config/rs6000/t-darwin
@@ -3,6 +3,8 @@ DARWIN_EXTRA_CRT_BUILD_CFLAGS = -mlongcall -mmacosx-version-min=10.4
 crt2.o: $(srcdir)/config/rs6000/darwin-crt2.c
 	$(crt_compile) $(DARWIN_EXTRA_CRT_BUILD_CFLAGS) -c $<
 
+LIB2ADD += $(srcdir)/config/rs6000/ppc64-fp.c
+
 LIB2ADDEH += $(srcdir)/config/rs6000/darwin-fallback.c
 
 SHLIB_VERPFX = $(gcc_srcdir)/config/rs6000/darwin-libgcc
diff --git a/libgcc/config/rs6000/t-ppc64-fp b/libgcc/config/rs6000/t-ppc64-fp
new file mode 100644
index 00000000000..26d1730bcdb
--- /dev/null
+++ b/libgcc/config/rs6000/t-ppc64-fp
@@ -0,0 +1,2 @@
+# Can be used unconditionally, wrapped in __powerpc64__ || __64BIT__ __ppc64__.
+LIB2ADD += $(srcdir)/config/rs6000/ppc64-fp.c
diff --git a/libgcc/config/rx/rx-lib.h b/libgcc/config/rx/rx-lib.h
new file mode 100644
index 00000000000..fb1d14632a6
--- /dev/null
+++ b/libgcc/config/rx/rx-lib.h
@@ -0,0 +1,6 @@
+#ifdef FLOAT
+#ifndef __RX_64BIT_DOUBLES__
+#define DF SF
+#define FLOAT_ONLY
+#endif
+#endif
diff --git a/libgcc/config/rx/t-rx b/libgcc/config/rx/t-rx
index 1e66af0c8d3..3ca7dc069fa 100644
--- a/libgcc/config/rx/t-rx
+++ b/libgcc/config/rx/t-rx
@@ -1,5 +1,5 @@
 # Makefile fragment for building LIBGCC for the Renesas RX target.
-# Copyright (C) 2008, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2008, 2009, 2011 Free Software Foundation, Inc.
 # Contributed by Red Hat.
 #
 # This file is part of GCC.
@@ -28,17 +28,7 @@ LIB2ADD = $(srcdir)/config/rx/rx-abi-functions.c
 # We need special handling of the floating point conversion
 # routines, to allow for the varying size of a double:
 
-FPBIT = fp-bit.c
-$(gcc_objdir)/fp-bit.c: $(gcc_srcdir)/config/fp-bit.c
-	echo '#define FLOAT'		     > $@
-	echo '#ifndef __RX_64BIT_DOUBLES__' >> $@
-	echo '#define DF SF'		    >> $@
-	echo '#define FLOAT_ONLY'	    >> $@
-	echo '#endif' 			    >> $@
-	cat $(gcc_srcdir)/config/fp-bit.c   >> $@
-
-DPBIT = dp-bit.c
-$(gcc_objdir)/dp-bit.c: $(gcc_srcdir)/config/fp-bit.c
-	echo '#ifdef __RX_64BIT_DOUBLES__'   > $@
-	cat $(gcc_srcdir)/config/fp-bit.c   >> $@
-	echo '#endif'		      	    >> $@
+FPBIT = true
+ifeq ($(double_type_size),64)
+DPBIT = true
+endif
diff --git a/libgcc/config/sparc/t-softfp b/libgcc/config/sparc/t-softfp
deleted file mode 100644
index 94dfcfae0a1..00000000000
--- a/libgcc/config/sparc/t-softfp
+++ /dev/null
@@ -1,29 +0,0 @@
-# Copyright (C) 2010, 2011 Free Software Foundation, Inc.
-#
-# This file is part of GCC.
-#
-# GCC 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.
-#
-# GCC 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.
-#
-# You should have received a copy of the GNU General Public License
-# along with GCC; see the file COPYING3.  If not see
-# <http://www.gnu.org/licenses/>.
-
-# 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
-
-$(gcc_objdir)/dp-bit.c: $(gcc_srcdir)/config/fp-bit.c
-	cat $<			> $@
-
-$(gcc_objdir)/fp-bit.c: $(gcc_srcdir)/config/fp-bit.c
-	echo '#define FLOAT'	> $@
-	cat $<			>> $@
diff --git a/libgcc/config/spu/t-elf b/libgcc/config/spu/t-elf
new file mode 100644
index 00000000000..7094da526bb
--- /dev/null
+++ b/libgcc/config/spu/t-elf
@@ -0,0 +1,3 @@
+# 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, $(DPBIT_FUNCS))
diff --git a/libgcc/config/t-fdpbit b/libgcc/config/t-fdpbit
new file mode 100644
index 00000000000..0e7119adeaf
--- /dev/null
+++ b/libgcc/config/t-fdpbit
@@ -0,0 +1,2 @@
+FPBIT = true
+DPBIT = true
diff --git a/libgcc/config/t-fpbit b/libgcc/config/t-fpbit
new file mode 100644
index 00000000000..e56e34d91c8
--- /dev/null
+++ b/libgcc/config/t-fpbit
@@ -0,0 +1,2 @@
+FPBIT = true
+FPBIT_CFLAGS = -DFLOAT_ONLY -DSMALL_MACHINE
diff --git a/libgcc/configure b/libgcc/configure
index 60363387312..0ead080691d 100644
--- a/libgcc/configure
+++ b/libgcc/configure
@@ -168,7 +168,8 @@ test x\$exitcode = x0 || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
   eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
-  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1"
+  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
+test \$(( 1 + 1 )) = 2 || exit 1"
   if (eval "$as_required") 2>/dev/null; then :
   as_have_required=yes
 else
@@ -551,6 +552,42 @@ PACKAGE_BUGREPORT=''
 PACKAGE_URL='http://www.gnu.org/software/libgcc/'
 
 ac_unique_file="static-object.mk"
+# Factoring default headers for most tests.
+ac_includes_default="\
+#include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#ifdef STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif
+#ifdef HAVE_STRING_H
+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+#  include <memory.h>
+# endif
+# include <string.h>
+#endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif"
+
 ac_subst_vars='LTLIBOBJS
 LIBOBJS
 asm_hidden_op
@@ -563,6 +600,10 @@ vis_hide
 fixed_point
 enable_decimal_float
 decimal_float
+long_double_type_size
+double_type_size
+EGREP
+GREP
 CPP
 OBJEXT
 EXEEXT
@@ -1464,6 +1505,255 @@ fi
   return $ac_retval
 
 } # ac_fn_c_try_cpp
+
+# ac_fn_c_try_run LINENO
+# ----------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
+# that executables *can* be run.
+ac_fn_c_try_run ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+       $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+       ac_retval=$ac_status
+fi
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
+
+} # ac_fn_c_try_run
+
+# ac_fn_c_compute_int LINENO EXPR VAR INCLUDES
+# --------------------------------------------
+# Tries to find the compile-time value of EXPR in a program that includes
+# INCLUDES, setting VAR accordingly. Returns whether the value could be
+# computed
+ac_fn_c_compute_int ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if test "$cross_compiling" = yes; then
+    # Depending upon the size, compute the lo and hi bounds.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) >= 0)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_lo=0 ac_mid=0
+  while :; do
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=$ac_mid; break
+else
+  as_fn_arith $ac_mid + 1 && ac_lo=$as_val
+			if test $ac_lo -le $ac_mid; then
+			  ac_lo= ac_hi=
+			  break
+			fi
+			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  done
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) < 0)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=-1 ac_mid=-1
+  while :; do
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) >= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_lo=$ac_mid; break
+else
+  as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
+			if test $ac_mid -le $ac_hi; then
+			  ac_lo= ac_hi=
+			  break
+			fi
+			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  done
+else
+  ac_lo= ac_hi=
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+# Binary search between lo and hi bounds.
+while test "x$ac_lo" != "x$ac_hi"; do
+  as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=$ac_mid
+else
+  as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+case $ac_lo in #((
+?*) eval "$3=\$ac_lo"; ac_retval=0 ;;
+'') ac_retval=1 ;;
+esac
+  else
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+static long int longval () { return $2; }
+static unsigned long int ulongval () { return $2; }
+#include <stdio.h>
+#include <stdlib.h>
+int
+main ()
+{
+
+  FILE *f = fopen ("conftest.val", "w");
+  if (! f)
+    return 1;
+  if (($2) < 0)
+    {
+      long int i = longval ();
+      if (i != ($2))
+	return 1;
+      fprintf (f, "%ld", i);
+    }
+  else
+    {
+      unsigned long int i = ulongval ();
+      if (i != ($2))
+	return 1;
+      fprintf (f, "%lu", i);
+    }
+  /* Do not output a trailing newline, as this causes \r\n confusion
+     on some platforms.  */
+  return ferror (f) || fclose (f) != 0;
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+  echo >>conftest.val; read $3 <conftest.val; ac_retval=0
+else
+  ac_retval=1
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f conftest.val
+
+  fi
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
+
+} # ac_fn_c_compute_int
+
+# ac_fn_c_check_header_preproc LINENO HEADER VAR
+# ----------------------------------------------
+# Tests whether HEADER is present, setting the cache variable VAR accordingly.
+ac_fn_c_check_header_preproc ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <$2>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f conftest.err conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+
+} # ac_fn_c_check_header_preproc
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -3649,8 +3939,340 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 ac_c_preproc_warn_flag=yes
 
-# Check for decimal float support.
 
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
+if test "${ac_cv_path_GREP+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -z "$GREP"; then
+  ac_path_GREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in grep ggrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
+# Check for GNU ac_path_GREP and select it if it is found.
+  # Check for GNU $ac_path_GREP
+case `"$ac_path_GREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'GREP' >> "conftest.nl"
+    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_GREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_GREP="$ac_path_GREP"
+      ac_path_GREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_GREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_GREP"; then
+    as_fn_error "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_GREP=$GREP
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+$as_echo "$ac_cv_path_GREP" >&6; }
+ GREP="$ac_cv_path_GREP"
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+$as_echo_n "checking for egrep... " >&6; }
+if test "${ac_cv_path_EGREP+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in egrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_EGREP=$EGREP
+fi
+
+   fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+$as_echo "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
+$as_echo_n "checking for ANSI C header files... " >&6; }
+if test "${ac_cv_header_stdc+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_header_stdc=yes
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+if test $ac_cv_header_stdc = yes; then
+  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <string.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "memchr" >/dev/null 2>&1; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "free" >/dev/null 2>&1; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+  if test "$cross_compiling" = yes; then :
+  :
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ctype.h>
+#include <stdlib.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) \
+		   (('a' <= (c) && (c) <= 'i') \
+		     || ('j' <= (c) && (c) <= 'r') \
+		     || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
+
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main ()
+{
+  int i;
+  for (i = 0; i < 256; i++)
+    if (XOR (islower (i), ISLOWER (i))
+	|| toupper (i) != TOUPPER (i))
+      return 2;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
+$as_echo "$ac_cv_header_stdc" >&6; }
+if test $ac_cv_header_stdc = yes; then
+
+$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+
+fi
+
+# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+		  inttypes.h stdint.h unistd.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_preproc "$LINENO" "$ac_header" "$as_ac_Header"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+# The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of double" >&5
+$as_echo_n "checking size of double... " >&6; }
+if test "${ac_cv_sizeof_double+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (double))" "ac_cv_sizeof_double"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_double" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (double)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_double=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_double" >&5
+$as_echo "$ac_cv_sizeof_double" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_DOUBLE $ac_cv_sizeof_double
+_ACEOF
+
+
+# The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long double" >&5
+$as_echo_n "checking size of long double... " >&6; }
+if test "${ac_cv_sizeof_long_double+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long double))" "ac_cv_sizeof_long_double"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_long_double" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (long double)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_long_double=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long_double" >&5
+$as_echo "$ac_cv_sizeof_long_double" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
+_ACEOF
+
+
+as_fn_arith $ac_cv_sizeof_double \* 8 && double_type_size=$as_val
+as_fn_arith $ac_cv_sizeof_long_double \* 8 && long_double_type_size=$as_val
+
+
+
+# Check for decimal float support.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether decimal floating point is supported" >&5
 $as_echo_n "checking whether decimal floating point is supported... " >&6; }
 if test "${libgcc_cv_dfp+set}" = set; then :
diff --git a/libgcc/configure.ac b/libgcc/configure.ac
index d96bcb4224a..8e2d1accd9d 100644
--- a/libgcc/configure.ac
+++ b/libgcc/configure.ac
@@ -152,6 +152,13 @@ GCC_NO_EXECUTABLES
 AC_PROG_CC
 AC_PROG_CPP_WERROR
 
+AC_CHECK_SIZEOF([double])
+AC_CHECK_SIZEOF([long double])
+AS_VAR_ARITH([double_type_size], [$ac_cv_sizeof_double \* 8])
+AS_VAR_ARITH([long_double_type_size], [$ac_cv_sizeof_long_double \* 8])
+AC_SUBST(double_type_size)
+AC_SUBST(long_double_type_size)
+
 # Check for decimal float support.
 AC_CACHE_CHECK([whether decimal floating point is supported], [libgcc_cv_dfp],
 	       [AC_COMPILE_IFELSE([_Decimal32 x;], [libgcc_cv_dfp=yes],
diff --git a/gcc/config/fp-bit.c b/libgcc/fp-bit.c
index 82d924ec2bf..de9b3ada5ec 100644
--- a/gcc/config/fp-bit.c
+++ b/libgcc/fp-bit.c
@@ -1,7 +1,7 @@
 /* This is a software floating point library which can be used
    for targets without hardware floating point. 
    Copyright (C) 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2003,
-   2004, 2005, 2008, 2009, 2010 Free Software Foundation, Inc.
+   2004, 2005, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -37,7 +37,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #include "tconfig.h"
 #include "coretypes.h"
 #include "tm.h"
-#include "config/fp-bit.h"
+#include "fp-bit.h"
 
 /* The following macros can be defined to change the behavior of this file:
    FLOAT: Implement a `float', aka SFmode, fp library.  If this is not
diff --git a/gcc/config/fp-bit.h b/libgcc/fp-bit.h
index f0b07e91fb6..1ae0741d6af 100644
--- a/gcc/config/fp-bit.h
+++ b/libgcc/fp-bit.h
@@ -1,5 +1,5 @@
 /* Header file for fp-bit.c.  */
-/* Copyright (C) 2000, 2002, 2003, 2006, 2009, 2010
+/* Copyright (C) 2000, 2002, 2003, 2006, 2009, 2010, 2011
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -129,6 +129,14 @@ typedef unsigned int UTItype __attribute__ ((mode (TI)));
 #define NO_DI_MODE
 #endif
 
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+#define FLOAT_BIT_ORDER_MISMATCH
+#endif
+
+#if __BYTE_ORDER__ != __FLOAT_WORD_ORDER__
+#define FLOAT_WORD_ORDER_MISMATCH
+#endif
+
 #ifdef TFLOAT
 # ifndef TMODES
 #  error "TFLOAT requires long double to have 113 bits of mantissa"
author	ro <ro@138bc75d-0d04-0410-961f-82ee72b054a4>	2011-08-05 14:53:09 +0000
committer	ro <ro@138bc75d-0d04-0410-961f-82ee72b054a4>	2011-08-05 14:53:09 +0000
commit	a23b9c51a0b27c4507a2fb82275b725b6d6fc8eb (patch)
tree	24104c84aafe6bb8ace23e951f7e0950cbc3d4fa
parent	e59be7e3775cce7a65bfac5c9aeb5f76d42f539b (diff)
download	gcc-a23b9c51a0b27c4507a2fb82275b725b6d6fc8eb.tar.gz