soft-fp: Move to ../libgcc.

soft-fp: Move to ../libgcc.

	gcc:
	* config/soft-fp: Move to ../libgcc.
	* Makefile.in (SFP_MACHINE): Remove.
	(libgcc-support): Remove $(SFP_MACHINE) dependency.
	* config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
	* config/arm/t-arm-softfp: Move to
	../libgcc/config/arm/t-softfp.
	* config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
	* config/c6x/t-c6x-softfp: Remove.
	* config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
	* config/i386/t-fprules-softfp: Move to
	../libgcc/config/t-softfp-tf.
	* config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
	* config/ia64/t-fprules-softfp: Remove.
	* config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
	* config/lm32/t-fprules-softfp: Remove.
	* config/moxie/sfp-machine.h: Remove.
	* config/moxie/t-moxie-softfp: Remove.
	* config/rs6000/darwin-ldouble-format: Move to
	../libgcc/config/rs6000/ibm-ldouble-format.
	* config/rs6000/darwin-ldouble.c: Move to
	../libgcc/config/rs6000/ibm-ldouble.c
	* config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
	* config/rs6000/libgcc-ppc64.ver: Likewise.
	* config/rs6000/sfp-machine.h: Likewise.
	* config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
	$(srcdir)/config/rs6000/libgcc-ppc64.ver.
	(LIB2FUNCS_EXTRA): Remove.
	(TARGET_LIBGCC2_CFLAGS): Remove.
	* config/rs6000/t-aix52: Likewise
	* config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
	$(srcdir)/config/rs6000/darwin-ldouble.c.
	(SHLIB_MAPFILES): Remove.
	* config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
	$(srcdir)/config/rs6000/darwin-ldouble.c.
	* config/rs6000/t-fprules-softfp: Move to
	../libgcc/config/t-softfp-sfdf.
	* config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
	* config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
	* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
	$(srcdir)/config/rs6000/darwin-ldouble.c.
	* config/score/sfp-machine.h: Move to ../libgcc/config/score.
	* config/score/t-score-softfp: Remove.
	* config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
	soft-fp/t-softfp from tmake_file.
	(arm*-*-uclinux*): Likewise.
	(arm*-*-ecos-elf): Likewise.
	(arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
	(arm*-*-rtems*): Likewise.
	(arm*-*-elf): Likewise.
	(moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
	tmake_file.
	(moxie-*-uclinux*): Likewise.
	(moxie-*-rtems*): Likewise.
	(lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
	tmake_file.
	(lm32-*-rtems*): Likewise.
	(lm32-*-uclinux*): Likewise.
	(powerpc-*-freebsd*): Remove rs6000/t-freebsd,
	rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
	(powerpc-*-linux*, powerpc64-*-linux*): Remove
	rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
	(score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
	tmake_file.
	(tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
	tmake_file.
	(tic6x-*-uclinux): Likewise.
	(i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
	soft-fp/t-softfp from tmake_file.
	(i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
	(x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
	(i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
	(i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*):
	Likewise.
	(i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.

	libgcc:
	* config/t-softfp: Remove.
	* soft-fp: Moved from ../gcc/config.
	* soft-fp/README: Remove t-softfp reference.
	* soft-fp/t-softfp: Move to config/t-softfp.
	(softfp_machine_header): Remove.
	(softfp_file_list): Remove config subdir.
	(soft-fp-objects): New variable.
	($(soft-fp-objects)): Set INTERNAL_CFLAGS.
	(LIB2FUNCS_EXTRA): Add to LIB2ADD instead.
	(SFP_MACHINE, $(SFP_MACHINE)): Remove.
	* config/t-softfp-excl: New file.
	* config/t-softfp-sfdf: New file.
	* config/t-softfp-tf: New file.
	* config/no-sfp-machine.h: New file.
	* config/arm/sfp-machine.h: New file.
	* config/arm/t-softfp: New file.
	* config/c6x/sfp-machine.h: New file.
	* config/i386/32/t-fprules-softfp: Rename to ...
	* config/i386/32/t-softfp: ... this.
	(tifunctions, LIB2ADD): Remove.
	(softfp_int_modes): Override.
	* config/i386/64/t-softfp-compat (tf-functions): Remove config
	subdir.
	* config/i386/64/eqtf2.c: Likewise.
	* config/i386/64/getf2.c: Likewise.
	* config/i386/64/letf2.c: Likewise.
	* config/ia64/sft-machine.h: New file.
	* config/ia64/t-fprules-softfp: Rename to ...
	* config/ia64/t-softfp: ... this.
	* config/lm32/sfp-machine.h: New file.
	* config/moxie/t-moxie-softfp: Remove.
	* config/rs6000/ibm-ldouble-format: New file.
	* config/rs6000/ibm-ldouble.c: New file.
	* config/rs6000/libgcc-ppc-glibc.ver: New file
	* config/rs6000/libgcc-ppc64.ver: New file
	* config/rs6000/sfp-machine.h: New file.
	* config/rs6000/t-freebsd: New file.
	* config/rs6000/t-ibm-ldouble: New file.
	* config/rs6000/t-ldbl128: Use $(srcdir) to refer to
	libgcc-ppc-glibc.ver.
	* config/rs6000/t-linux64: New file.
	* config/rs6000/t-ppccomm (LIB2ADD): Add
	$(srcdir)/config/rs6000/ibm-ldouble.c.
	* config/rs6000/t-ppccomm-ldbl: New file.
	* config/score/sfp-machine.h: New file.
	* config.host (sfp_machine_header): Explain.
	(arm*-*-linux*): Add t-softfp-sfdf, t-softfp-excl, arm/t-softfp,
	t-softfp to tmake_file.
	(arm*-*-uclinux*): Likewise.
	(arm*-*-ecos-elf): Likewise.
	(arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
	(arm*-*-rtems*): Likewise.
	(arm*-*-elf): Likewise.
	(ia64*-*-linux*): Replace ia64/t-fprules-softfp by ia64/t-softfp
	in tmake_file.
	Add t-softfp-tf, t-softfp-excl, t-softfp to tmake_file.
	(lm32-*-elf*, lm32-*-rtems*): Add t-softfp-sfdf, t-softfp to tmake_file.
	(lm32-*-uclinux*): Likewise.
	(moxie-*-*): Replace moxie/t-moxie-softfp by t-softfp-sfdf,
	t-softfp-excl, t-softfp.
	(powerpc-*-darwin*): Add rs6000/t-ibm-ldouble to tmake_file.
	(powerpc64-*-darwin*): Likewise.
	(powerpc-*-freebsd*): Add t-softfp-sfdf, t-softfp-excl, t-softfp
	to tmake_file.
	(powerpc-*-eabisimaltivec*): Add rs6000/t-ppccomm-ldbl to
	tmake_file.
	(powerpc-*-eabisim*): Likewise.
	(powerpc-*-elf*): Likewise.
	(powerpc-*-eabialtivec*): Likewise.
	(powerpc-xilinx-eabi*): Likewise.
	(powerpc-*-rtems*): Likewise.
	(powerpc-*-linux*, powerpc64-*-linux*): Add t-softfp-sfdf,
	t-softfp-excl, t-softfp to tmake_file.
	(powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add
	rs6000/t-ppccomm-ldbl to tmake_file.
	(powerpcle-*-elf*): Likewise.
	(powerpcle-*-eabisim*): Likewise.
	(powerpcle-*-eabi*): Likewise.
	(rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
	rs6000/t-ibm-ldouble to tmake_file.
	(rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
	(rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
	(score-*-elf): Add t-softfp-sfdf, t-softfp-excl, t-softfp to tmake_file.
	(tic6x-*-*): Likewise.
	(i[34567]86-*-darwin*, x86_64-*-darwin*,
	i[34567]86-*-kfreebsd*-gnu, x86_64-*-kfreebsd*-gnu,
	i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-gnu*,
	i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*,
	i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*,
	i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add t-softfp-tf,
	t-softfp to tmake_file.
	* configure.ac (sfp_machine_header): Provide default if unset.
	Substitute.
	Link sfp-machine.h to config/$sfp_machine_header.
	* configure: Regenerate.

From-SVN: r177452