Move libgcc2 to toplevel libgcc

	toplevel:
	* Makefile.tpl (EXTRA_GCC_FLAGS): Remove LIBGCC2_CFLAGS,
	LIBGCC2_DEBUG_CFLAGS, LIBGCC2_INCLUDES.
	* Makefile.in: Regenerate.

	config:
	* mh-interix (LIBGCC2_DEBUG_CFLAGS): Remove.

	gcc:
	* Makefile.in (LIBGCC2_DEBUG_CFLAGS LIBGCC2_CFLAGS)
	(LIBGCC2_INCLUDES, TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA)
	(LIB2FUNCS_STATIC_EXTRA, LIB2FUNCS_EXCLUDE, T, T_TARGET)
	(INCLUDES_FOR_TARGET): Remove.
	(LIBGCC2_CFLAGS): Don't export.
	(LIB2FUNCS_ST, LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST, srcdirify):
	Remove.
	(libgcc-support): Remove $(LIB2ADD), $(LIB2ADD_ST) dependencies.
	(libgcc.mvars): Likewise.
	Don't emit LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE, LIB2ADD, LIB2ADD_ST,
	LIB2_SIDITI_CONV_FUNCS, LIB2_DIVMOD_FUNCS, LIBGCC2_CFLAGS,
	TARGET_LIBGCC2_CFLAGS.
	Emit GTHREAD_FLAGS.
	* libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: Move to ../libgcc.
	* config/darwin-64.c: Move to ../libgcc/config.
	* config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
	config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
	config/udivmodsi4.c: Move to ../libgcc/config.
	* config/gthr-posix.c: Move to ../libgcc/config/alpha.
	* config/memcmp.c, config/memcpy.c, config/memmove.c,
	config/memset.c: Move to ../libgcc/config.
	* config/t-darwin (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/t-freebsd: Remove.
	* config/t-freebsd-thread: Move to ../libgcc/config.
	* config/t-libgcc-pic: Move to ../libgcc/config.
	* config/t-libunwind (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/t-linux: Remove.
	* config/t-lynx (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
	Remove
	* config/t-openbsd-thread: Move to ../libgcc/config.
	* config/t-rtems (LIBGCC2_INCLUDES): Remove.
	* config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/t-svr4: Remove.
	* config/t-vxworks (LIBGCC, INSTALL_LIBGCC, TARGET_LIBGCC2_CFLAGS)
	(LIBGCC2_DEBUG_CFLAGS, LIB2FUNCS_EXTRA, LIBGCC2_INCLUDES): Remove.
	* config/vxlib.c, config/vxlib-tls.c: Move to ../libgcc/config.
	* config/alpha/qrnnd.asm: Move to ../libgcc/config/alpha/qrnnd.S.
	* config/alpha/t-alpha, config/alpha/t-ieee: Remove.
	* config/alpha/t-vms (LIB2FUNCS_EXTRA, LIBGCC, INSTALL_LIBGCC):
	Remove.
	* config/alpha/vms-gcc_shell_handler.c: Move to ../libgcc/config/alpha.
	* config/arm/bpabi.c, config/arm/unaligned-funcs.c,
	config/arm/fp16.c, config/arm/linux-atomic.c,
	config/arm/linux-atomic-64bit.c: Move to ../libgcc/config/arm.
	* config/arm/t-arm-elf (LIBGCC, INSTALL_LIBGCC)
	(TARGET_LIBGCC2_CFLAGS): Remove.
	* config/arm/t-bpabi, config/arm/t-linux: Remove.
	* config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS)
	(LIB2FUNCS_STATIC_EXTRA): Remove.
	* config/arm/t-netbsd: Remove.
	* config/arm/t-strongarm-elf (LIBGCC, INSTALL_LIBGCC)
	(TARGET_LIBGCC2_CFLAGS): Remove.
	* config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Remove.
	* config/arm/t-wince-pe (LIBGCC, INSTALL_LIBGCC)
	(TARGET_LIBGCC2_CFLAGS): Remove.
	* config/avr/t-avr (LIB2FUNCS_EXCLUDE, TARGET_LIBGCC2_CFLAGS)
	(LIBGCC, INSTALL_LIBGCC): Remove.
	* config/bfin/t-bfin-elf (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/bfin/t-bfin-linux: Likewise.
	* config/bfin/t-bfin-uclinux: Likewise.
	* config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
	config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
	config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
	config/c6x/ltf.c: Move to ../libgcc/config/c6x.
	* config/c6x/t-c6x-elf (LIB2FUNCS_EXCLUDE, LIB2FUNCS_EXTRA):
	Remove.
	* config/c6x/t-c6x-uclinux (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/cris/arit.c: Move to ../libgcc/config/cris.
	* config/cris/cris_abi_symbol.c: Remove.
	* config/cris/cris.h: Remove obsolete comment.
	* config/cris/mulsi3.asm: Move to ../libgcc/config/cris/mulsi3.S.
	* config/cris/t-cris (LIB2FUNCS_EXTRA, CRIS_LIB1CSRC)
	($(LIB2FUNCS_EXTRA)): Remove.
	* config/cris/t-elfmulti (LIB2FUNCS_STATIC_EXTRA, INSTALL_LIBGCC)
	(LIBGCC): Remove.
	* config/cris/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/fr30/t-fr30: Remove.
	* config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
	config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
	config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: Move
	to ../libgcc/config/frv.
	* config/frv/t-frv (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
	(cmovh.c, cmovw.c, cmovd.c, modi.c, umodi.c, uitof.c, uitod.c)
	(ulltof.c, LIBGCC, INSTALL_LIBGCC): Remove.
	* config/frv/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
	config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
	config/h8300/popcounthi2.c: Move to ../libgcc/config/h8300.
	* config/h8300/t-h8300 (LIB2FUNCS_EXTRA, TARGET_LIBGCC2_CFLAGS)
	(LIBGCC, INSTALL_LIBGCC): Remove.
	* config/i386/gthr-win32.c: Move to ../libgcc/config/i386.
	* config/i386/t-cygming (LIBGCC2_INCLUDES): Remove.
	* config/i386/t-cygwin: Remove.
	* config/i386/t-darwin (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
	(LIB2FUNCS_EXCLUDE): Remove.
	* config/i386/t-darwin64 (LIB2_SIDITI_CONV_FUNCS, LIB2FUNCS_EXTRA)
	(LIBGCC, INSTALL_LIBGCC): Remove.
	* config/i386/t-gthr-win32: Move to ../libgcc/config/i386.
	* config/i386/t-linux64 (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/i386/t-mingw-w32: Likewise.
	* config/i386/t-mingw-w64: Likewise.
	* config/i386/t-openbsd: Likewise.
	* config/i386/t-nto: Remove.
	* config/ia64/quadlib.c: Move to ../libgcc/config/ia64.
	* config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
	(quadlib.c): Remove.
	* config/ia64/t-ia64: Remove comment.
	* config/iq2000/lib2extra-funcs.c: Move to
	../libgcc/config/iq2000/lib2funcs.c.
	* config/iq2000/t-iq2000: Remove.
	* config/m32c/m32c-lib2.c: Move to ../libgcc/config/m32c/lib2funcs.c.
	* config/m32c/m32c-lib2-trapv.c: Move to ../libgcc/config/m32c/trapv.c.
	* config/m32r/t-linux (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/m32c/t-m32c (LIB2FUNCS_EXTRA): Remove.
	* config/m32r/t-m32r (TARGET_LIBGCC2_CFLAGS, LIBGCC)
	(INSTALL_LIBGCC): Remove.
	* config/m68k/fpgnulib.c: Move to ../libgcc/config/m68k.
	* config/m68k/t-floatlib: Remove.
	* config/m68k/t-mlibs (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/mcore/t-mcore (TARGET_LIBGCC2_CFLAGS): Remove.
	Fix typo.
	(LIBGCC, INSTALL_LIBGCC): Remove.
	* config/mep/mep-lib2.c: Move to ../libgcc/config/mep/lib2funcs.c.
	* config/mep/mep-tramp.c: Move to ../libgcc/config/mep/tramp.c.
	* config/mep/t-mep (LIB2FUNCS_EXTRA): Remove.
	* config/mips/t-elf (TARGET_LIBGCC2_CFLAGS, LIBGCC)
	(INSTALL_LIBGCC): Remove.
	* config/mips/t-isa3264: Likewise.
	* config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Remove.
	* config/mips/t-r3900 (TARGET_LIBGCC2_CFLAGS, LIBGCC)
	(INSTALL_LIBGCC): Remove.
	* config/mips/t-sde (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/mips/t-sr71k (TARGET_LIBGCC2_CFLAGS, LIBGCC)
	(INSTALL_LIBGCC): Remove.
	* config/mips/t-vr (TARGET_LIBGCC2_CFLAGS)
	(LIB2FUNCS_STATIC_EXTRA): Remove.
	* config/mips/vr4120-div.S: Move to ../libgcc/config/mips.
	* config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/mn10300/t-mn10300 (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/pa/fptr.c, config/pa/linux-atomic.c: Move to
	../libgcc/config/pa.
	* config/pa/lib2funcs.asm: Move to ../libgcc/config/pa/lib2funcs.S.
	* config/pa/quadlib.c: Move to ../libgcc/config/pa.
	* config/pa/t-dce-thr (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/pa/t-linux, config/pa/t-linux64: Remove.
	* config/pa/t-pa-hpux, config/pa/t-pa-hpux10,
	config/pa/t-pa-hpux11, config/pa/t-pa64: Remove.
	* config/pdp11/t-pdp11 (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXTRA):
	Remove.
	* config/picochip/libgccExtras: Move to ../libgcc/config/picochip.
	* config/picochip/t-picochip (LIB2FUNCS_EXTRA, RANLIB_FOR_TARGET)
	(TARGET_LIBGCC2_CFLAGS, LIBGCC2_DEBUG_CFLAGS): Remove.
	* config/rs6000/crtresfpr.asm: Move to
	../libgcc/config/rs6000/crtresfpr.S.
	* config/rs6000/crtresgpr.asm: Move to
	../libgcc/config/rs6000/crtresgpr.S.
	* config/rs6000/crtresxfpr.asm: Move to
	../libgcc/config/rs6000/crtresxfpr.S.
	* config/rs6000/crtresxgpr.asm: Move to
	../libgcc/config/rs6000/crtresxgpr.S.
	* config/rs6000/crtsavfpr.asm: Move to
	../libgcc/config/rs6000/crtsavfpr.S.
	* config/rs6000/crtsavgpr.asm: Move to
	../libgcc/config/rs6000/crtsavgpr.S.
	* config/rs6000/darwin-asm.h: Move to ../libgcc/config/rs6000.
	* config/rs6000/darwin-fpsave.asm: Move to
	../libgcc/config/rs6000/darwin-fpsave.S.
	* config/rs6000/darwin-gpsave.asm: Move to
	../libgcc/config/rs6000/darwin-gpsave.S.
	* config/rs6000/darwin-tramp.asm: Move to
	../libgcc/config/rs6000/darwin-tramp.S.
	* config/rs6000/darwin-vecsave.asm: Move to
	../libgcc/config/rs6000/darwin-vecsave.S.
	* config/rs6000/darwin-world.asm: Move to
	../libgcc/config/rs6000/darwin-world.S.
	* config/rs6000/e500crtres32gpr.asm: Move to
	../libgcc/config/rs6000/e500crtres32gpr.S.
	* config/rs6000/e500crtres64gpr.asm: Move to
	../libgcc/config/rs6000/e500crtres64gpr.S.
	* config/rs6000/e500crtres64gprctr.asm: Move to
	../libgcc/config/rs6000/e500crtres64gprctr.S.
	* config/rs6000/e500crtrest32gpr.asm: Move to
	../libgcc/config/rs6000/e500crtrest32gpr.S.
	* config/rs6000/e500crtrest64gpr.asm: Move to
	../libgcc/config/rs6000/e500crtrest64gpr.S.
	* config/rs6000/e500crtresx32gpr.asm: Move to
	../libgcc/config/rs6000/e500crtresx32gpr.S.
	* config/rs6000/e500crtresx64gpr.asm: Move to
	../libgcc/config/rs6000/e500crtresx64gpr.S.
	* config/rs6000/e500crtsav32gpr.asm: Move to
	../libgcc/config/rs6000/e500crtsav32gpr.S.
	* config/rs6000/e500crtsav64gpr.asm: Move to
	../libgcc/config/rs6000/e500crtsav64gpr.S.
	* config/rs6000/e500crtsav64gprctr.asm: Move to
	../libgcc/config/rs6000/e500crtsav64gprctr.S.
	* config/rs6000/e500crtsavg32gpr.asm: Move to
	../libgcc/config/rs6000/e500crtsavg32gpr.S.
	* config/rs6000/e500crtsavg64gpr.asm: Move to
	../libgcc/config/rs6000/e500crtsavg64gpr.S.
	* config/rs6000/e500crtsavg64gprctr.asm: Move to
	../libgcc/config/rs6000/e500crtsavg64gprctr.S.
	* config/rs6000/eabi.asm: Move to ../libgcc/config/rs6000/eabi.S.
	* config/rs6000/t-aix43 (LIBGCC, INSTALL_LIBGCC, LIB2FUNCS_EXTRA)
	(TARGET_LIBGCC2_CFLAGS): Remove.
	* config/rs6000/t-aix52: Likewise.
	* config/rs6000/t-darwin: Remove.
	* config/rs6000/t-darwin64 (LIB2_SIDITI_CONV_FUNCS)
	(LIB2FUNCS_EXTRA): Remove.
	* config/rs6000/t-fprules (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Remove.
	* config/rs6000/t-lynx (LIB2FUNCS_EXTRA, tramp.S, LIBGCC)
	(INSTALL_LIBGCC): Remove.
	* config/rs6000/t-netbsd (LIB2FUNCS_EXTRA)
	(LIB2FUNCS_STATIC_EXTRA, tramp.S, crtsavfpr.S, crtresfpr.S)
	(crtsavgpr.S, crtresgpr.S, crtresxfpr.S, crtresxgpr.S, LIBGCC)
	(INSTALL_LIBGCC, $(T)crtsavfpr$(objext), $(T)crtresfpr$(objext))
	(($(T)crtsavgpr$(objext), $(T)crtresgpr$(objext),
	$(T)crtresxfpr$(objext), $(T)crtresxgpr$(objext)): Remove.
	* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA)
	(LIB2FUNCS_STATIC_EXTRA, eabi.S, tramp.S): Remove.
	* config/rs6000/t-spe (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/rs6000/t-vxworks: Remove comment.
	* config/rs6000/tramp.asm: Move to ../libgcc/config/rs6000/tramp.S.
	* config/rx/t-rx (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/sh/linux-atomic.asm: Move to
	../libgcc/config/sh/linux-atomic.S.
	* config/sh/t-linux (LIB2FUNCS_EXTRA): Remove.
	* config/sh/t-netbsd: Remove.
	* config/sh/t-sh (TARGET_LIBGCC2_CFLAGS, LIBGCC, INSTALL_LIBGCC):
	Remove.
	* config/sparc/t-elf (LIBGCC, INSTALL_LIBGCC): Remove.
	* config/sparc/t-leon: Likewise.
	* config/sparc/t-leon3: Likewise.
	* config/sparc/t-linux64: Likewise.
	* config/sparc/t-netbsd64: Fix typo.
	Remove comment.
	* config/spu/divmodti4.c, config/spu/divv2df3.c,
	config/spu/float_disf.c, config/spu/float_unsdidf.c,
	config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
	config/spu/mfc_multi_tag_release.c,
	config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
	config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
	config/spu/multi3.c: Move to ../libgcc/config/spu.
	* config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS, LIB2FUNCS_EXCLUDE)
	(LIB2FUNCS_STATIC_EXTRA, LIB2_SIDITI_CONV_FUNCS, LIBGCC)
	(INSTALL_LIBGCC): Remove.
	* config/stormy16/stormy16-lib2.c: Move to
	../libgcc/config/stormy16/lib2.c.
	* config/stormy16/stormy16-lib2-ashlsi3.c: Move to
	../libgcc/config/stormy16/ashlsi3.c.
	* config/stormy16/stormy16-lib2-ashrsi3.c: Move to
	../libgcc/config/stormy16/ashrsi3.c.
	* config/stormy16/stormy16-lib2-clzhi2.c: Move to
	../libgcc/config/stormy16/clzhi2.c.
	* config/stormy16/stormy16-lib2-cmpsi2.c: Move to
	../libgcc/config/stormy16/cmpsi2.c.
	* config/stormy16/stormy16-lib2-ctzhi2.c: Move to
	../libgcc/config/stormy16/ctzhi2.c.
	* config/stormy16/stormy16-lib2-divsi3.c: Move to
	../libgcc/config/stormy16/divsi3.c.
	* config/stormy16/stormy16-lib2-ffshi2.c: Move to
	../libgcc/config/stormy16/ffshi2.c.
	* config/stormy16/stormy16-lib2-lshrsi3.c: Move to
	../libgcc/config/stormy16/lshrsi3.c.
	* config/stormy16/stormy16-lib2-modsi3.c: Move to
	../libgcc/config/stormy16/modsi3.c.
	* config/stormy16/stormy16-lib2-parityhi2.c: Move to
	../libgcc/config/stormy16/parityhi2.c.
	* config/stormy16/stormy16-lib2-popcounthi2.c: Move to
	../libgcc/config/stormy16/popcounthi2.c.
	* config/stormy16/stormy16-lib2-ucmpsi2.c: Move to
	../libgcc/config/stormy16/ucmpsi2.c.
	* config/stormy16/stormy16-lib2-udivmodsi4.c: Move to
	../libgcc/config/stormy16/udivmodsi4.c.
	* config/stormy16/stormy16-lib2-udivsi3.c: Move to
	../libgcc/config/stormy16/udivsi3.c.
	* config/stormy16/stormy16-lib2-umodsi3.c: Move to
	../libgcc/config/stormy16/umodsi3.c.
	* config/stormy16/t-stormy16: Move to ../libgcc/config/t-stormy16.
	* config/v850/t-v850 (INSTALL_LIBGCC): Remove.
	* config/xtensa/lib2funcs.S: Move to ../libgcc/config/xtensa.
	* config/xtensa/t-elf: Remove.
	* config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove.
	* config.gcc (*-*-freebsd*): Remove t-freebsd, t-freebsd-thread
	from tmake_file.
	(*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
	*-*-gnu*, *-*-kopensolaris*-gnu): Remove t-linux from tmake_file.
	(*-*-netbsd*): Remove t-libgcc-pic from tmake_file.
	(*-*-openbsd*): Likewise.
	Remove t-openbsd-thread for posix threads.
	(alpha*-*-linux*): Remove alpha/t-alpha, alpha/t-ieee
	from tmake_file.
	(alpha*-*-freebsd*): Likewise.
	(alpha*-*-netbsd*): Likewise.
	(alpha*-*-openbsd*): Likewise.
	(alpha64-dec-*vms*): Likewise.
	(alpha*-dec-*vms*): Likewise.
	(arm*-*-netbsdelf*): Remove arm/t-netbsd from tmake_file.
	(arm*-*-linux*): Remove t-linux from tmake_file.
	Remove arm/t-bpabi from tmake_file for arm*-*-linux-*eabi.
	(arm*-*-uclinux*): Remove arm/t-bpabi from tmake_file for
	arm*-*-uclinux*eabi.
	(arm*-*-eabi*, arm*-*-symbianelf* ): Remove arm/t-bpabi from
	tmake_file for arm*-*-eabi*.
	(fr30-*-elf): Remove tmake_file.
	(hppa*64*-*-linux*): Remove tmake_file.
	(hppa*-*-linux*): Likewise.
	(hppa[12]*-*-hpux10*): Remove pa/t-pa-hpux10, pa/t-pa-hpux from
	tmake_file.
	(hppa*64*-*-hpux11*): Remove pa/t-pa64, pa/t-pa-hpux from tmake_file.
	(hppa[12]*-*-hpux11*): Remove pa/t-pa-hpux11, pa/t-pa-hpux from
	tmake_file.
	(i[34567]86-*-elf*): Remove tmake_file.
	(x86_64-*-elf*): Likewise.
	(i[34567]86-*-nto-qnx*): Likewise.
	(i[34567]86-*-cygwin*): Remove i386/t-cygwin from tmake_file.
	(i[34567]86-*-mingw*, x86_64-*-mingw*): Remove i386/t-gthr-win32
	from tmake_file if using win32 threads.
	(iq2000*-*-elf*): Remove tmake-file.
	(microblaze*-linux*): Likewise.
	(sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
	(sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
	(sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
	(sh64l*-*-netbsd*): Remove sh/t-netbsd from tmake_file for
	sh5*-*-netbsd*, sh64*-netbsd*, *-*-netbsd.
	(xtensa*-*-elf*): Remove tmake_file.

	gcc/po:
	* EXCLUDES (config/vxlib.c, gbl-ctors.h, libgcc2.c, libgcc2.h)
	(longlong.h): Remove.

	libgcc:
	* configure.ac: Include ../config/picflag.m4.
	(GCC_PICFLAG): Call it.
	Substitute.
	* configure: Regenerate.
	* Makefile.in (gcc_srcdir): Remove.
	(LIBGCC2_DEBUG_CFLAGS, LIBGCC2_CFLAGS, LIBGCC2_INCLUDES)
	(HOST_LIBGCC2_CFLAGS, PICFLAG, LIB2FUNCS_ST, LIB2FUNCS_EXCLUDE)
	(LIB2_DIVMOD_FUNCS, LIB2ADD, LIB2ADD_ST): Set.
	($(lib2funcs-o), $(lib2funcs-s-o), $(lib2-divmod-o))
	($(lib2-divmod-s-o)): Use $(srcdir) to refer to libgcc2.c.
	Use $<.
	Remove comment.
	* libgcc2.c, libgcc2.h, gbl-ctors.h, longlong.h: New files.
	* siditi-object.mk ($o$(objext), $(o)_s$(objext)): Use $(srcdir)
	to refer to libgcc2.c.
	Use $<.
	* config/darwin-64.c: New file.
	* config/darwin-crt3.c: Remove comment.
	* config/divmod.c, config/floatunsidf.c, config/floatunsisf.c,
	config/floatunsitf.c, config/floatunsixf.c, config/udivmod.c,
	config/udivmodsi4.c: New files.
	* config/memcmp.c, config/memcpy.c, config/memmove.c,
	config/memset.c: New files.
	* config/t-crtstuff-pic (CRTSTUFF_T_CFLAGS_S): Use $(PICFLAG).
	* config/t-darwin (HOST_LIBGCC2_CFLAGS): Set.
	* config/t-freebsd-thread, config/t-libgcc-pic: New files.
	* config/t-libunwind (HOST_LIBGCC2_CFLAGS): Set.
	* config/t-openbsd-thread: New file.
	* config/t-sol2 (HOST_LIBGCC2_CFLAGS): Remove.
	* config/t-vxworks, config/vxlib-tls.c, config/vxlib.c: New files.
	* config/alpha/gthr-posix.c, config/alpha/qrnnd.S: New files.
	* config/alpha/t-alpha (LIB2ADD): Use $(srcdir) to refer to
	qrnnd.S.
	Adapt filename.
	* config/alpha/t-osf-pthread (LIB2ADD): Use $(srcdir)/config/alpha
	to refer to gthr-posix.c.
	* config/alpha/t-vms (LIB2ADD): Set.
	* config/alpha/vms-gcc_shell_handler.c: New file.
	* config/arm/bpabi.c, config/arm/fp16.c,
	config/arm/linux-atomic.c, config/arm/linux-atomic-64bit.c,
	config/arm/unaligned-funcs.c: New files.
	* config/arm/t-bpabi (LIB2ADD, LIB2ADD_ST): Set.
	* config/arm/t-elf (HOST_LIBGCC2_CFLAGS): Set.
	* config/arm/t-linux: Likewise.
	* config/arm/t-linux-eabi (LIB2ADD_ST): Add.
	* config/arm/t-netbsd: New file.
	* config/arm/t-strongarm-elf (HOST_LIBGCC2_CFLAGS): Set.
	* config/arm/t-symbian (LIB2ADD_ST): Set.
	* config/avr/t-avr (LIB2FUNCS_EXCLUDE, HOST_LIBGCC2_CFLAGS): Set.
	* config/bfin/t-crtstuff (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
	* config/bfin/t-elf: New file.
	* config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
	config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
	config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
	config/c6x/ltf.c: New files.
	* config/c6x/t-elf (LIB2FUNCS_EXCLUDE, LIB2ADD)
	(HOST_LIBGCC2_CFLAGS): Set.
	* config/c6x/t-uclinux (HOST_LIBGCC2_CFLAGS): Set.
	(CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
	* config/cris/arit.c, config/cris/mulsi3.S, config/cris/t-cris:
	New files.
	* config/cris/t-elfmulti (LIB2ADD_ST): Set.
	* config/cris/t-linux (HOST_LIBGCC2_CFLAGS): Remove.
	* config/frv/cmovd.c, config/frv/cmovh.c, config/frv/cmovw.c,
	config/frv/modi.c, config/frv/uitod.c, config/frv/uitof.c,
	config/frv/ulltod.c, config/frv/ulltof.c, config/frv/umodi.c: New
	files.
	* config/frv/t-frv (LIB2ADD): Set.
	* config/frv/t-linux (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
	* config/h8300/clzhi2.c, config/h8300/ctzhi2.c,
	config/h8300/fixunssfsi.c, config/h8300/parityhi2.c,
	config/h8300/popcounthi2.c: New files.
	* config/h8300/t-h8300 (LIB2ADD, HOST_LIBGCC2_CFLAGS): Set.
	* config/i386/gthr-win32.c: New file.
	* config/i386/t-cygming (LIBGCC2_INCLUDES): Set.
	* config/i386/t-cygwin: Likewise.
	* config/i386/t-darwin, config/i386/t-darwin64,
	config/i386/t-gthr-win32, config/i386/t-interix: New files.
	* config/i386/t-nto (HOST_LIBGCC2_CFLAGS): Set.
	(CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
	* config/i386/t-sol2 (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
	* config/ia64/quadlib.c: New file.
	* config/ia64/t-hpux (LIB2ADD): Set.
	* config/ia64/t-ia64: Add comment.
	* config/iq2000/lib2funcs.c, config/iq2000/t-iq2000: New files.
	* config/lm32/t-uclinux (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
	(HOST_LIBGCC2_CFLAGS): Append, remove -fPIC.
	* config/m32c/lib2funcs.c, config/m32c/trapv.c: New files.
	* config/m32c/t-m32c (LIB2ADD): Set.
	* config/m32r/t-linux (HOST_LIBGCC2_CFLAGS): Set.
	* config/m32r/t-m32r: Likewise.
	* config/m68k/fpgnulib.c: New file.
	* config/m68k/t-floatlib (LIB2ADD): Set.
	(xfgnulib.c): New target.
	* config/mcore/t-mcore (HOST_LIBGCC2_CFLAGS): Set.
	* config/mep/lib2funcs.c, config/mep/tramp.c: New files.
	* config/mep/t-mep (LIB2ADD): Set.
	* config/microblaze/divsi3.asm: Rename to divsi3.S.
	* config/microblaze/moddi3.asm: Rename to moddi3.S.
	* config/microblaze/modsi3.asm: Rename to modsi3.S.
	* config/microblaze/muldi3_hard.asm: Rename to hard.S.
	* config/microblaze/mulsi3.asm: Rename to mulsi3.S.
	* config/microblaze/stack_overflow_exit.asm: Rename to exit.S.
	* config/microblaze/udivsi3.asm: Rename to udivsi3.S.
	* config/microblaze/umodsi3.asm: Rename to umodsi3.S.
	* config/microblaze/t-microblaze (LIB2ADD): Reflect this.
	* config/mips/t-elf, config/mips/t-vr, config/mips/vr4120-div.S:
	New files.
	* config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Set.
	* config/mmix/t-mmix (HOST_LIBGCC2_CFLAGS): Set.
	* config/pa/fptr.c, config/pa/lib2funcs.S,
	config/pa/linux-atomic.c, config/pa/quadlib.c: New files.
	* config/pa/t-linux (HOST_LIBGCC2_CFLAGS): Set.
	(LIB2ADD, LIB2ADD_ST): Set.
	* config/pa/t-hpux, config/pa/t-hpux10, config/pa/t-pa64: New files.
	* config/pa/t-linux (HOST_LIBGCC2_CFLAGS, LIB2ADD, LIB2ADD_ST):
	Set.
	* config/pa/t-linux64 (LIB2ADD_ST, HOST_LIBGCC2_CFLAGS): Set.
	* config/pdp11/t-pdp11: New file.
	* config/picochip/libgccExtras/adddi3.S,
	config/picochip/libgccExtras/ashlsi3.S,
	config/picochip/libgccExtras/ashrsi3.S,
	config/picochip/libgccExtras/clzsi2.S,
	config/picochip/libgccExtras/cmpsi2.S,
	config/picochip/libgccExtras/divmod15.S,
	config/picochip/libgccExtras/divmodhi4.S,
	config/picochip/libgccExtras/divmodsi4.S,
	config/picochip/libgccExtras/lshrsi3.S,
	config/picochip/libgccExtras/parityhi2.S,
	config/picochip/libgccExtras/popcounthi2.S,
	config/picochip/libgccExtras/subdi3.S,
	config/picochip/libgccExtras/ucmpsi2.S,
	config/picochip/libgccExtras/udivmodhi4.S,
	config/picochip/libgccExtras/udivmodsi4.S: New files.
	* config/picochip/t-picochip (LIB2ADD, HOST_LIBGCC2_CFLAGS)
	(LIBGCC2_DEBUG_CFLAGS, RANLIB_FOR_TARGET): Set.
	* config/rs6000/crtresfpr.S, config/rs6000/crtresgpr.S,
	config/rs6000/crtresxfpr.S, config/rs6000/crtresxgpr.S,
	config/rs6000/crtsavfpr.S, config/rs6000/crtsavgpr.S)
	config/rs6000/darwin-asm.h, config/rs6000/darwin-fpsave.S,
	config/rs6000/darwin-gpsave.S, 	config/rs6000/darwin-tramp.S,
	config/rs6000/darwin-vecsave.S, config/rs6000/darwin-world.S: New
	files.
	* config/rs6000/t-darwin (LIB2ADD, LIB2ADD_ST)
	(HOST_LIBGCC2_CFLAGS): Set.
	* config/rs6000/t-darwin64: New file.
	* config/rs6000/t-linux64 (HOST_LIBGCC2_CFLAGS): Set.
	* config/rs6000/t-lynx, config/rs6000/t-netbsd: New files.
	* config/rs6000/t-ppccomm (LIB2ADD): Add
	$(srcdir)/config/rs6000/tramp.S.
	(LIB2ADD_ST): Use $(srcdir)/config/rs6000 to refer to sources.
	Add  $(srcdir)/config/rs6000/eabi.S.
	(crtsavfpr.S, crtresfpr.S, crtsavgpr.S, crtresgpr.S, crtresxfpr.S)
	(crtresxgpr.S, e500crtres32gpr.S, e500crtres64gpr.S)
	(e500crtres64gprctr.S, e500crtrest32gpr.S, e500crtrest64gpr.S)
	(e500crtresx32gpr.S, e500crtresx64gpr.S, e500crtsav32gpr.S)
	(e500crtsav64gpr.S, e500crtsav64gprctr.S, e500crtsavg32gpr.S)
	(e500crtsavg64gpr.S, e500crtsavg64gprctr.S): Remove.
	* config/rs6000/tramp.S: New file.
	* config/s390/t-tpf: Remove.
	* config/sh/linux-atomic.S: New file.
	* config/sh/t-linux (LIB2ADD): Set.
	(HOST_LIBGCC2_CFLAGS): Append, remove -fpic.
	* config/sh/t-netbsd (LIB2ADD, HOST_LIBGCC2_CFLAGS): Set.
	* config/sh/t-sh (unwind-dw2-Os-4-200.o): Use $(srcdir) to refer
	to unwind-dw2.c.
	(HOST_LIBGCC2_CFLAGS): Set.
	* config/sparc/t-sol2 (CRTSTUFF_T_CFLAGS): Use $(PICFLAG).
	* config/spu/divmodti4.c, config/spu/divv2df3.c,
	config/spu/float_disf.c, config/spu/float_unsdidf.c,
	config/spu/float_unsdisf.c, config/spu/float_unssidf.c,
	config/spu/mfc_multi_tag_release.c,
	config/spu/mfc_multi_tag_reserve.c, config/spu/mfc_tag_release.c,
	config/spu/mfc_tag_reserve.c, config/spu/mfc_tag_table.c,
	config/spu/multi3.c: New files.
	* config/spu/t-elf (LIB2ADD, LIB2ADD_ST, LIB2_SIDITI_CONV_FUNCS)
	(HOST_LIBGCC2_CFLAGS): Set.
	* config/stormy16/ashlsi3.c, config/stormy16/ashrsi3.c,
	config/stormy16/clzhi2.c, config/stormy16/cmpsi2.c,
	config/stormy16/ctzhi2.c, config/stormy16/divsi3.c,
	config/stormy16/ffshi2.c, config/stormy16/lib2.c,
	config/stormy16/lshrsi3.c, config/stormy16/modsi3.c,
	config/stormy16/parityhi2.c, config/stormy16/popcounthi2.c,
	config/stormy16/t-stormy16, config/stormy16/ucmpsi2.c,
	config/stormy16/udivmodsi4.c, config/stormy16/udivsi3.c,
	config/stormy16/umodsi3.c: New files.
	* config/xtensa/lib2funcs.S: New file.
	* config/xtensa/t-elf (HOST_LIBGCC2_CFLAGS): Set.
	* config/xtensa/t-xtensa (LIB2ADD): Set.
	* config.host (*-*-darwin*): Add t-libgcc-pic to tmake_file.
	(*-*-freebsd*): Add t-freebsd, t-libgcc-pic to tmake_file.
	Add t-freebsd-thread to tmake_file for posix threads.
	(*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu)
	(*-*-gnu*, *-*-kopensolaris*-gnu): Add t-libgcc-pic to tmake_file.
	(*-*-lynxos*): Likewise.
	(*-*-netbsd*): Likewise.
	(*-*-openbsd*): Likewise.
	Add t-openbsd-thread to tmake_file for posix threads.
	(*-*-solaris2*): Add t-libgcc-pic to tmake_file.
	(*-*-vxworks*): Set tmake_file.
	(alpha*-*-linux*): Add alpha/t-alpha, alpha/t-ieee to tmake_file.
	(alpha*-*-freebsd*): Likewise.
	(alpha*-*-netbsd*): Likewise.
	(alpha*-*-openbsd*): Likewise.
	(alpha*-dec-osf5.1*): Remove qrnnd.o, gthr-posix.o from extra_parts.
	(alpha64-dec-*vms*): Add alpha/t-alpha, alpha/t-ieee to tmake_file.
	(alpha*-dec-*vms*): Likewise.
	(arm*-*-netbsdelf*): Add arm/t-netbsd to tmake_file.
	(bfin*-elf*): Add bfin/t-elf to tmake_file.
	(bfin*-uclinux*): Likewise.
	(bfin*-linux-uclibc*): Likewise.
	(crisv32-*-elf): Add cris/t-cris to tmake_file.
	(crisv32-*-none): Likewise.
	(cris-*-elf): Likewise.
	(cris-*-none): Likewise.
	(cris-*-linux*, crisv32-*-linux*): Likewise.
	(hppa[12]*-*-hpux10*): Add pa/t-hpux pa/t-hpux10, t-libgcc-pic to
	tmake_file.
	(hppa*64*-*-hpux11*): Add pa/t-hpux, pa/t-pa64, t-libgcc-pic to
	tmake_file.
	(hppa[12]*-*-hpux11*): Add pa/t-hpux, t-libgcc-pic to tmake_file.
	(i[34567]86-*-elf*): Add t-libgcc-pic to tmake_file.
	(x86_64-*-elf*): Likewise.
	(i[34567]86-*-nto-qnx*): Likewise.
	(i[34567]86-*-mingw*): Add i386/t-gthr-win32 to tmake_file for
	win32 threads.
	(x86_64-*-mingw*): Likewise.
	(i[34567]86-*-interix3*): Add i386/t-interix to tmake_file.
	(lm32-*-uclinux*): Add t-libgcc-pic to tmake_file.
	(mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
	(mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
	(mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add mips/t-elf to
	tmake_file.
	(mipsisa64sr71k-*-elf*): Likewise.
	(mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*): Likewise.
	(mips-*-elf*, mipsel-*-elf*): Likewise.
	(mips64-*-elf*, mips64el-*-elf*): Likewise.
	(mips64orion-*-elf*, mips64orionel-*-elf*): Likewise.
	(mips*-*-rtems*): Likewise.
	(mips64vr-*-elf*, mips64vrel-*-elf*): Add mips/t-elf, mips/t-vr
	to tmake_file.
	(pdp11-*-*): Add pdp11/t-pdp11 to tmake_file.
	(powerpc64-*-darwin*): Add rs6000/t-darwin64 to tmake_file.
	(s390x-ibm-tpf*): Add t-libgcc-pic to tmake_file.
	(spu-*-elf*): Likewise.
	(tic6x-*-uclinux): Add t-libgcc-pic to tmake_file.

	libquadmath:
	* printf/gmp-impl.h: Adapt path to longlong.h.

git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@180774 138bc75d-0d04-0410-961f-82ee72b054a4

9 files changed, 771 insertions, 1 deletions

diff --git a/libgcc/config/pa/fptr.c b/libgcc/config/pa/fptr.c
new file mode 100644
index 00000000000..320d18267c8
--- /dev/null
+++ b/libgcc/config/pa/fptr.c
@@ -0,0 +1,131 @@
+/* Subroutine for function pointer canonicalization on PA-RISC with ELF32.
+   Copyright 2002, 2003, 2004, 2007, 2009 Free Software Foundation, Inc.
+   Contributed by John David Anglin (dave.anglin@nrc.ca).
+
+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.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+
+/* WARNING: The code is this function depends on internal and undocumented
+   details of the GNU linker and dynamic loader as implemented for parisc
+   linux.  */
+
+/* This MUST match the defines sysdeps/hppa/dl-machine.h and
+   bfd/elf32-hppa.c.  */
+#define GOT_FROM_PLT_STUB (4*4)
+
+/* List of byte offsets in _dl_runtime_resolve to search for "bl" branches.
+   The first "bl" branch instruction found MUST be a call to fixup.  See
+   the define for TRAMPOLINE_TEMPLATE in sysdeps/hppa/dl-machine.h.  If
+   the trampoline template is changed, the list must be appropriately
+   updated.  The offset of -4 allows for a magic branch at the start of
+   the template should it be necessary to change the current branch
+   position.  */
+#define NOFFSETS 2
+static int fixup_branch_offset[NOFFSETS] = { 32, -4 };
+
+#define GET_FIELD(X, FROM, TO) \
+  ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
+#define SIGN_EXTEND(VAL,BITS) \
+  ((int) ((VAL) >> ((BITS) - 1) ? (-1 << (BITS)) | (VAL) : (VAL)))
+
+struct link_map;
+typedef int (*fptr_t) (void);
+typedef int (*fixup_t) (struct link_map *, unsigned int);
+extern unsigned int _GLOBAL_OFFSET_TABLE_;
+
+/* __canonicalize_funcptr_for_compare must be hidden so that it is not
+   placed in the dynamic symbol table.  Like millicode functions, it
+   must be linked into all binaries in order access the got table of 
+   that binary.  However, we don't use the millicode calling convention
+   and the routine must be a normal function so that it can be compiled
+   as pic code.  */
+unsigned int __canonicalize_funcptr_for_compare (fptr_t)
+      __attribute__ ((visibility ("hidden")));
+
+unsigned int
+__canonicalize_funcptr_for_compare (fptr_t fptr)
+{
+  static unsigned int fixup_plabel[2];
+  static fixup_t fixup;
+  unsigned int *plabel, *got;
+
+  /* -1 and page 0 are special.  -1 is used in crtend to mark the end of
+     a list of function pointers.  Also return immediately if the plabel
+     bit is not set in the function pointer.  In this case, the function
+     pointer points directly to the function.  */
+  if ((int) fptr == -1 || (unsigned int) fptr < 4096 || !((int) fptr & 2))
+    return (unsigned int) fptr;
+
+  /* The function pointer points to a function descriptor (plabel).  If
+     the plabel hasn't been resolved, the first word of the plabel points
+     to the entry of the PLT stub just before the global offset table.
+     The second word in the plabel contains the relocation offset for the
+     function.  */
+  plabel = (unsigned int *) ((unsigned int) fptr & ~3);
+  got = (unsigned int *) (plabel[0] + GOT_FROM_PLT_STUB);
+
+  /* Return the address of the function if the plabel has been resolved.  */
+  if (got !=  &_GLOBAL_OFFSET_TABLE_)
+    return plabel[0];
+
+  /* Initialize our plabel for calling fixup if we haven't done so already.
+     This code needs to be thread safe but we don't have to be too careful
+     as the result is invariant.  */
+  if (!fixup)
+    {
+      int i;
+      unsigned int *iptr;
+
+      /* Find the first "bl" branch in the offset search list.  This is a
+	 call to fixup or a magic branch to fixup at the beginning of the
+	 trampoline template.  The fixup function does the actual runtime
+	 resolution of function descriptors.  We only look for "bl" branches
+	 with a 17-bit pc-relative displacement.  */
+      for (i = 0; i < NOFFSETS; i++)
+	{
+	  iptr = (unsigned int *) (got[-2] + fixup_branch_offset[i]);
+	  if ((*iptr & 0xfc00e000) == 0xe8000000)
+	    break;
+	}
+
+      /* This should not happen... */
+      if (i == NOFFSETS)
+	return ~0;
+
+      /* Extract the 17-bit displacement from the instruction.  */
+      iptr += SIGN_EXTEND (GET_FIELD (*iptr, 19, 28) |
+			   GET_FIELD (*iptr, 29, 29) << 10 |
+			   GET_FIELD (*iptr, 11, 15) << 11 |
+			   GET_FIELD (*iptr, 31, 31) << 16, 17);
+
+      /* Build a plabel for an indirect call to fixup.  */
+      fixup_plabel[0] = (unsigned int) iptr + 8;  /* address of fixup */
+      fixup_plabel[1] = got[-1];		  /* ltp for fixup */
+      fixup = (fixup_t) ((int) fixup_plabel | 3);
+    }
+
+  /* Call fixup to resolve the function address.  got[1] contains the
+     link_map pointer and plabel[1] the relocation offset.  */
+  fixup ((struct link_map *) got[1], plabel[1]);
+
+  return plabel[0];
+}
diff --git a/libgcc/config/pa/lib2funcs.S b/libgcc/config/pa/lib2funcs.S
new file mode 100644
index 00000000000..8aa398c8797
--- /dev/null
+++ b/libgcc/config/pa/lib2funcs.S
@@ -0,0 +1,74 @@
+;  Subroutines for calling unbound dynamic functions from within GDB for HPPA.
+;  Subroutines for out of line prologues and epilogues on for the HPPA
+;  Copyright (C) 1994, 1995, 1996, 2009 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.
+
+;  Under Section 7 of GPL version 3, you are granted additional
+;  permissions described in the GCC Runtime Library Exception, version
+;  3.1, as published by the Free Software Foundation.
+
+;  You should have received a copy of the GNU General Public License and
+;  a copy of the GCC Runtime Library Exception along with this program;
+;  see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+;  <http://www.gnu.org/licenses/>.
+
+#if !defined(__pro__) && !defined(__rtems__)
+	.SPACE $PRIVATE$
+	.SUBSPA $DATA$,QUAD=1,ALIGN=8,ACCESS=31
+	.SUBSPA $BSS$,QUAD=1,ALIGN=8,ACCESS=31,ZERO,SORT=82
+	.SPACE $TEXT$
+	.SUBSPA $LIT$,QUAD=0,ALIGN=8,ACCESS=44
+	.SUBSPA $CODE$,QUAD=0,ALIGN=8,ACCESS=44,CODE_ONLY
+	.SUBSPA $MILLICODE$,QUAD=0,ALIGN=8,ACCESS=44,SORT=8
+#endif
+	.IMPORT $$dyncall,MILLICODE
+#if !defined(__pro__) && !defined(__rtems__)
+	.SPACE $TEXT$
+	.SUBSPA $CODE$
+#else
+	.text
+#endif
+
+; Simply call with the address of the desired import stub in %r22 and
+; arguments in the normal place (%r26-%r23 and stack slots).
+;
+	.align 4
+	.EXPORT __gcc_plt_call,ENTRY,PRIV_LEV=3,RTNVAL=GR
+__gcc_plt_call
+	.PROC
+	.CALLINFO
+	.ENTRY
+	; Our return address comes in %r31, not %r2!
+	stw %r31,-8(%r30)
+
+	; An inline version of dyncall so we don't have to worry
+	; about long calls to millicode, PIC and other complexities.
+	bb,>=,n %r22,30,L$foo
+        depi 0,31,2,%r22
+        ldw 4(%r22),%r19
+        ldw 0(%r22),%r22
+L$foo
+        ldsid (%r22),%r1
+        mtsp %r1,%sr0
+        ble 0(%sr0,%r22)
+	copy %r31,%r2
+	ldw -8(%r30),%r2
+
+	; We're going to be returning to a stack address, so we
+	; need to do an intra-space return.
+	ldsid (%rp),%r1
+	mtsp %r1,%sr0
+	be,n 0(%sr0,%rp)
+	.EXIT
+	.PROCEND
diff --git a/libgcc/config/pa/linux-atomic.c b/libgcc/config/pa/linux-atomic.c
new file mode 100644
index 00000000000..2ae2426357a
--- /dev/null
+++ b/libgcc/config/pa/linux-atomic.c
@@ -0,0 +1,305 @@
+/* Linux-specific atomic operations for PA Linux.
+   Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
+   Based on code contributed by CodeSourcery for ARM EABI Linux.
+   Modifications for PA Linux by Helge Deller <deller@gmx.de>
+
+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.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+#define EFAULT  14 
+#define EBUSY   16
+#define ENOSYS 251 
+
+/* All PA-RISC implementations supported by linux have strongly
+   ordered loads and stores.  Only cache flushes and purges can be
+   delayed.  The data cache implementations are all globally
+   coherent.  Thus, there is no need to synchonize memory accesses.
+
+   GCC automatically issues a asm memory barrier when it encounters
+   a __sync_synchronize builtin.  Thus, we do not need to define this
+   builtin.
+
+   We implement byte, short and int versions of each atomic operation
+   using the kernel helper defined below.  There is no support for
+   64-bit operations yet.  */
+
+/* A privileged instruction to crash a userspace program with SIGILL.  */
+#define ABORT_INSTRUCTION asm ("iitlbp %r0,(%sr0, %r0)")
+
+/* Determine kernel LWS function call (0=32-bit, 1=64-bit userspace).  */
+#define LWS_CAS (sizeof(unsigned long) == 4 ? 0 : 1)
+
+/* Kernel helper for compare-and-exchange a 32-bit value.  */
+static inline long
+__kernel_cmpxchg (int oldval, int newval, int *mem)
+{
+  register unsigned long lws_mem asm("r26") = (unsigned long) (mem);
+  register long lws_ret   asm("r28");
+  register long lws_errno asm("r21");
+  register int lws_old asm("r25") = oldval;
+  register int lws_new asm("r24") = newval;
+  asm volatile (	"ble	0xb0(%%sr2, %%r0)	\n\t"
+			"ldi	%5, %%r20		\n\t"
+	: "=r" (lws_ret), "=r" (lws_errno), "=r" (lws_mem),
+	  "=r" (lws_old), "=r" (lws_new)
+	: "i" (LWS_CAS), "2" (lws_mem), "3" (lws_old), "4" (lws_new)
+	: "r1", "r20", "r22", "r23", "r29", "r31", "memory"
+  );
+  if (__builtin_expect (lws_errno == -EFAULT || lws_errno == -ENOSYS, 0))
+    ABORT_INSTRUCTION;
+
+  /* If the kernel LWS call succeeded (lws_errno == 0), lws_ret contains
+     the old value from memory.  If this value is equal to OLDVAL, the
+     new value was written to memory.  If not, return -EBUSY.  */
+  if (!lws_errno && lws_ret != oldval)
+    lws_errno = -EBUSY;
+
+  return lws_errno;
+}
+
+#define HIDDEN __attribute__ ((visibility ("hidden")))
+
+/* Big endian masks  */
+#define INVERT_MASK_1 24
+#define INVERT_MASK_2 16
+
+#define MASK_1 0xffu
+#define MASK_2 0xffffu
+
+#define FETCH_AND_OP_WORD(OP, PFX_OP, INF_OP)				\
+  int HIDDEN								\
+  __sync_fetch_and_##OP##_4 (int *ptr, int val)				\
+  {									\
+    int failure, tmp;							\
+									\
+    do {								\
+      tmp = *ptr;							\
+      failure = __kernel_cmpxchg (tmp, PFX_OP (tmp INF_OP val), ptr);	\
+    } while (failure != 0);						\
+									\
+    return tmp;								\
+  }
+
+FETCH_AND_OP_WORD (add,   , +)
+FETCH_AND_OP_WORD (sub,   , -)
+FETCH_AND_OP_WORD (or,    , |)
+FETCH_AND_OP_WORD (and,   , &)
+FETCH_AND_OP_WORD (xor,   , ^)
+FETCH_AND_OP_WORD (nand, ~, &)
+
+#define NAME_oldval(OP, WIDTH) __sync_fetch_and_##OP##_##WIDTH
+#define NAME_newval(OP, WIDTH) __sync_##OP##_and_fetch_##WIDTH
+
+/* Implement both __sync_<op>_and_fetch and __sync_fetch_and_<op> for
+   subword-sized quantities.  */
+
+#define SUBWORD_SYNC_OP(OP, PFX_OP, INF_OP, TYPE, WIDTH, RETURN)	\
+  TYPE HIDDEN								\
+  NAME##_##RETURN (OP, WIDTH) (TYPE *ptr, TYPE val)			\
+  {									\
+    int *wordptr = (int *) ((unsigned long) ptr & ~3);			\
+    unsigned int mask, shift, oldval, newval;				\
+    int failure;							\
+									\
+    shift = (((unsigned long) ptr & 3) << 3) ^ INVERT_MASK_##WIDTH;	\
+    mask = MASK_##WIDTH << shift;					\
+									\
+    do {								\
+      oldval = *wordptr;						\
+      newval = ((PFX_OP (((oldval & mask) >> shift)			\
+                         INF_OP (unsigned int) val)) << shift) & mask;	\
+      newval |= oldval & ~mask;						\
+      failure = __kernel_cmpxchg (oldval, newval, wordptr);		\
+    } while (failure != 0);						\
+									\
+    return (RETURN & mask) >> shift;					\
+  }
+
+SUBWORD_SYNC_OP (add,   , +, unsigned short, 2, oldval)
+SUBWORD_SYNC_OP (sub,   , -, unsigned short, 2, oldval)
+SUBWORD_SYNC_OP (or,    , |, unsigned short, 2, oldval)
+SUBWORD_SYNC_OP (and,   , &, unsigned short, 2, oldval)
+SUBWORD_SYNC_OP (xor,   , ^, unsigned short, 2, oldval)
+SUBWORD_SYNC_OP (nand, ~, &, unsigned short, 2, oldval)
+
+SUBWORD_SYNC_OP (add,   , +, unsigned char, 1, oldval)
+SUBWORD_SYNC_OP (sub,   , -, unsigned char, 1, oldval)
+SUBWORD_SYNC_OP (or,    , |, unsigned char, 1, oldval)
+SUBWORD_SYNC_OP (and,   , &, unsigned char, 1, oldval)
+SUBWORD_SYNC_OP (xor,   , ^, unsigned char, 1, oldval)
+SUBWORD_SYNC_OP (nand, ~, &, unsigned char, 1, oldval)
+
+#define OP_AND_FETCH_WORD(OP, PFX_OP, INF_OP)				\
+  int HIDDEN								\
+  __sync_##OP##_and_fetch_4 (int *ptr, int val)				\
+  {									\
+    int tmp, failure;							\
+									\
+    do {								\
+      tmp = *ptr;							\
+      failure = __kernel_cmpxchg (tmp, PFX_OP (tmp INF_OP val), ptr);	\
+    } while (failure != 0);						\
+									\
+    return PFX_OP (tmp INF_OP val);					\
+  }
+
+OP_AND_FETCH_WORD (add,   , +)
+OP_AND_FETCH_WORD (sub,   , -)
+OP_AND_FETCH_WORD (or,    , |)
+OP_AND_FETCH_WORD (and,   , &)
+OP_AND_FETCH_WORD (xor,   , ^)
+OP_AND_FETCH_WORD (nand, ~, &)
+
+SUBWORD_SYNC_OP (add,   , +, unsigned short, 2, newval)
+SUBWORD_SYNC_OP (sub,   , -, unsigned short, 2, newval)
+SUBWORD_SYNC_OP (or,    , |, unsigned short, 2, newval)
+SUBWORD_SYNC_OP (and,   , &, unsigned short, 2, newval)
+SUBWORD_SYNC_OP (xor,   , ^, unsigned short, 2, newval)
+SUBWORD_SYNC_OP (nand, ~, &, unsigned short, 2, newval)
+
+SUBWORD_SYNC_OP (add,   , +, unsigned char, 1, newval)
+SUBWORD_SYNC_OP (sub,   , -, unsigned char, 1, newval)
+SUBWORD_SYNC_OP (or,    , |, unsigned char, 1, newval)
+SUBWORD_SYNC_OP (and,   , &, unsigned char, 1, newval)
+SUBWORD_SYNC_OP (xor,   , ^, unsigned char, 1, newval)
+SUBWORD_SYNC_OP (nand, ~, &, unsigned char, 1, newval)
+
+int HIDDEN
+__sync_val_compare_and_swap_4 (int *ptr, int oldval, int newval)
+{
+  int actual_oldval, fail;
+    
+  while (1)
+    {
+      actual_oldval = *ptr;
+
+      if (__builtin_expect (oldval != actual_oldval, 0))
+	return actual_oldval;
+
+      fail = __kernel_cmpxchg (actual_oldval, newval, ptr);
+  
+      if (__builtin_expect (!fail, 1))
+	return actual_oldval;
+    }
+}
+
+#define SUBWORD_VAL_CAS(TYPE, WIDTH)					\
+  TYPE HIDDEN								\
+  __sync_val_compare_and_swap_##WIDTH (TYPE *ptr, TYPE oldval,		\
+				       TYPE newval)			\
+  {									\
+    int *wordptr = (int *)((unsigned long) ptr & ~3), fail;		\
+    unsigned int mask, shift, actual_oldval, actual_newval;		\
+									\
+    shift = (((unsigned long) ptr & 3) << 3) ^ INVERT_MASK_##WIDTH;	\
+    mask = MASK_##WIDTH << shift;					\
+									\
+    while (1)								\
+      {									\
+	actual_oldval = *wordptr;					\
+									\
+	if (__builtin_expect (((actual_oldval & mask) >> shift)		\
+			      != (unsigned int) oldval, 0))		\
+	  return (actual_oldval & mask) >> shift;			\
+									\
+	actual_newval = (actual_oldval & ~mask)				\
+			| (((unsigned int) newval << shift) & mask);	\
+									\
+	fail = __kernel_cmpxchg (actual_oldval, actual_newval,		\
+				 wordptr);				\
+									\
+	if (__builtin_expect (!fail, 1))				\
+	  return (actual_oldval & mask) >> shift;			\
+      }									\
+  }
+
+SUBWORD_VAL_CAS (unsigned short, 2)
+SUBWORD_VAL_CAS (unsigned char,  1)
+
+typedef unsigned char bool;
+
+bool HIDDEN
+__sync_bool_compare_and_swap_4 (int *ptr, int oldval, int newval)
+{
+  int failure = __kernel_cmpxchg (oldval, newval, ptr);
+  return (failure == 0);
+}
+
+#define SUBWORD_BOOL_CAS(TYPE, WIDTH)					\
+  bool HIDDEN								\
+  __sync_bool_compare_and_swap_##WIDTH (TYPE *ptr, TYPE oldval,		\
+					TYPE newval)			\
+  {									\
+    TYPE actual_oldval							\
+      = __sync_val_compare_and_swap_##WIDTH (ptr, oldval, newval);	\
+    return (oldval == actual_oldval);					\
+  }
+
+SUBWORD_BOOL_CAS (unsigned short, 2)
+SUBWORD_BOOL_CAS (unsigned char,  1)
+
+int HIDDEN
+__sync_lock_test_and_set_4 (int *ptr, int val)
+{
+  int failure, oldval;
+
+  do {
+    oldval = *ptr;
+    failure = __kernel_cmpxchg (oldval, val, ptr);
+  } while (failure != 0);
+
+  return oldval;
+}
+
+#define SUBWORD_TEST_AND_SET(TYPE, WIDTH)				\
+  TYPE HIDDEN								\
+  __sync_lock_test_and_set_##WIDTH (TYPE *ptr, TYPE val)		\
+  {									\
+    int failure;							\
+    unsigned int oldval, newval, shift, mask;				\
+    int *wordptr = (int *) ((unsigned long) ptr & ~3);			\
+									\
+    shift = (((unsigned long) ptr & 3) << 3) ^ INVERT_MASK_##WIDTH;	\
+    mask = MASK_##WIDTH << shift;					\
+									\
+    do {								\
+      oldval = *wordptr;						\
+      newval = (oldval & ~mask)						\
+	       | (((unsigned int) val << shift) & mask);		\
+      failure = __kernel_cmpxchg (oldval, newval, wordptr);		\
+    } while (failure != 0);						\
+									\
+    return (oldval & mask) >> shift;					\
+  }
+
+SUBWORD_TEST_AND_SET (unsigned short, 2)
+SUBWORD_TEST_AND_SET (unsigned char,  1)
+
+#define SYNC_LOCK_RELEASE(TYPE, WIDTH)					\
+  void HIDDEN								\
+  __sync_lock_release_##WIDTH (TYPE *ptr)				\
+  {									\
+    *ptr = 0;								\
+  }
+
+SYNC_LOCK_RELEASE (int,   4)
+SYNC_LOCK_RELEASE (short, 2)
+SYNC_LOCK_RELEASE (char,  1)
diff --git a/libgcc/config/pa/quadlib.c b/libgcc/config/pa/quadlib.c
new file mode 100644
index 00000000000..2c1160015ed
--- /dev/null
+++ b/libgcc/config/pa/quadlib.c
@@ -0,0 +1,245 @@
+/* Subroutines for long double support.
+   Copyright (C) 2000, 2002, 2004, 2005, 2006, 2009 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.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+/* HPUX TFmode compare requires a library call to _U_Qfcmp.  It takes
+   a magic number as its third argument which indicates what to do.
+   The return value is an integer to be compared against zero.  The
+   comparison conditions are the same as those listed in Table 8-12
+   of the PA-RISC 2.0 Architecture book for the fcmp instruction.  */
+
+/* Raise FP_INVALID on SNaN as a side effect.  */
+#define QCMP_INV 1
+
+/* Comparison relations.  */
+#define QCMP_UNORD 2
+#define QCMP_EQ 4
+#define QCMP_LT 8
+#define QCMP_GT 16
+
+int _U_Qfcmp (long double a, long double b, int);
+long _U_Qfcnvfxt_quad_to_sgl (long double);
+
+int _U_Qfeq (long double, long double);
+int _U_Qfne (long double, long double);
+int _U_Qfgt (long double, long double);
+int _U_Qfge (long double, long double);
+int _U_Qflt (long double, long double);
+int _U_Qfle (long double, long double);
+int _U_Qfltgt (long double, long double);
+int _U_Qfunle (long double, long double);
+int _U_Qfunlt (long double, long double);
+int _U_Qfunge (long double, long double);
+int _U_Qfungt (long double, long double);
+int _U_Qfuneq (long double, long double);
+int _U_Qfunord (long double, long double);
+int _U_Qford (long double, long double);
+
+int _U_Qfcomp (long double, long double);
+
+long double _U_Qfneg (long double);
+long double _U_Qfcopysign (long double, long double);
+
+#ifdef __LP64__
+int __U_Qfcnvfxt_quad_to_sgl (long double);
+#endif
+unsigned int _U_Qfcnvfxt_quad_to_usgl(long double);
+long double _U_Qfcnvxf_usgl_to_quad (unsigned int);
+unsigned long long _U_Qfcnvfxt_quad_to_udbl(long double);
+long double _U_Qfcnvxf_udbl_to_quad (unsigned long long);
+
+int
+_U_Qfeq (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_EQ) != 0);
+}
+
+int
+_U_Qfne (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_EQ) == 0);
+}
+	
+int
+_U_Qfgt (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_GT) != 0);
+}
+
+int
+_U_Qfge (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_EQ | QCMP_GT) != 0);
+}
+
+int
+_U_Qflt (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_LT) != 0);
+}
+
+int
+_U_Qfle (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_EQ | QCMP_LT) != 0);
+}
+
+int
+_U_Qfltgt (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_LT | QCMP_GT) != 0);
+}
+
+int
+_U_Qfunle (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_UNORD | QCMP_EQ | QCMP_LT) != 0);
+}
+
+int
+_U_Qfunlt (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_UNORD | QCMP_LT) != 0);
+}
+
+int
+_U_Qfunge (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_UNORD | QCMP_EQ | QCMP_GT) != 0);
+}
+
+int
+_U_Qfungt (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_UNORD | QCMP_GT) != 0);
+}
+
+int
+_U_Qfuneq (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_UNORD | QCMP_EQ) != 0);
+}
+
+int
+_U_Qfunord (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_UNORD) != 0);
+}
+
+int
+_U_Qford (long double a, long double b)
+{
+  return (_U_Qfcmp (a, b, QCMP_INV | QCMP_EQ | QCMP_LT | QCMP_GT) != 0);
+}
+
+int
+_U_Qfcomp (long double a, long double b)
+{
+  if (_U_Qfcmp (a, b, QCMP_EQ) == 0)
+    return 0;
+
+  return (_U_Qfcmp (a, b, QCMP_UNORD | QCMP_EQ | QCMP_GT) != 0 ? 1 : -1);
+}
+
+/* Negate long double A.  */
+long double
+_U_Qfneg (long double a)
+{
+  union
+   {
+     long double ld;
+     int i[4];
+   } u;
+
+  u.ld = a;
+  u.i[0] ^= 0x80000000;
+  return u.ld;
+}
+
+/* Return long double A with sign changed to sign of long double B.  */
+long double
+_U_Qfcopysign (long double a, long double b)
+{
+  union
+   {
+     long double ld;
+     int i[4];
+   } ua, ub;
+
+  ua.ld = a;
+  ub.ld = b;
+  ua.i[0] &= 0x7fffffff;
+  ua.i[0] |= (0x80000000 & ub.i[0]);
+  return ua.ld;
+}
+
+#ifdef __LP64__
+/* This routine is only necessary for the PA64 port; for reasons unknown
+   _U_Qfcnvfxt_quad_to_sgl returns the integer in the high 32bits of the
+   return value.  Ugh.  */
+int
+__U_Qfcnvfxt_quad_to_sgl (long double a)
+{
+  return _U_Qfcnvfxt_quad_to_sgl (a) >> 32;
+}
+#endif
+
+/* HP only has signed conversion in the C library, so need to synthesize
+   unsigned versions.  */
+unsigned int
+_U_Qfcnvfxt_quad_to_usgl (long double a)
+{
+  extern long long _U_Qfcnvfxt_quad_to_dbl (long double a);
+  return (unsigned int) _U_Qfcnvfxt_quad_to_dbl (a);
+}
+
+long double
+_U_Qfcnvxf_usgl_to_quad (unsigned int a)
+{
+  extern long double _U_Qfcnvxf_dbl_to_quad (long long);
+  return _U_Qfcnvxf_dbl_to_quad ((long long) a);
+}
+
+typedef union {
+    unsigned long long u[2];
+    long double d[1];
+} quad_type;
+
+unsigned long long
+_U_Qfcnvfxt_quad_to_udbl (long double a)
+{
+  extern quad_type _U_Qfcnvfxt_quad_to_quad (long double a);
+  quad_type u;
+  u = _U_Qfcnvfxt_quad_to_quad(a);
+  return u.u[1];
+}
+
+long double
+_U_Qfcnvxf_udbl_to_quad (unsigned long long a)
+{
+  extern long double _U_Qfcnvxf_quad_to_quad (quad_type a);
+  quad_type u;
+  u.u[0] = 0;
+  u.u[1] = a;
+  return _U_Qfcnvxf_quad_to_quad (u);
+}
diff --git a/libgcc/config/pa/t-hpux b/libgcc/config/pa/t-hpux
new file mode 100644
index 00000000000..fcf93aba3ab
--- /dev/null
+++ b/libgcc/config/pa/t-hpux
@@ -0,0 +1,3 @@
+LIB2ADD = $(srcdir)/config/pa/lib2funcs.S $(srcdir)/config/pa/quadlib.c
+
+HOST_LIBGCC2_CFLAGS += -frandom-seed=fixed-seed
diff --git a/libgcc/config/pa/t-hpux10 b/libgcc/config/pa/t-hpux10
new file mode 100644
index 00000000000..5620f314a62
--- /dev/null
+++ b/libgcc/config/pa/t-hpux10
@@ -0,0 +1 @@
+HOST_LIBGCC2_CFLAGS += -D_T_HPUX10
diff --git a/libgcc/config/pa/t-linux b/libgcc/config/pa/t-linux
index d396bf7705a..2157de9b007 100644
--- a/libgcc/config/pa/t-linux
+++ b/libgcc/config/pa/t-linux
@@ -1,6 +1,10 @@
 #Plug millicode routines into libgcc.a  We want these on both native and
 #cross compiles.  We use the "64-bit" routines because the "32-bit" code
 #is broken for certain corner cases.
-
 LIB1ASMSRC = pa/milli64.S
 LIB1ASMFUNCS = _divI _divU _remI _remU _div_const _mulI _dyncall
+
+HOST_LIBGCC2_CFLAGS += -DELF=1 -DLINUX=1
+
+LIB2ADD = $(srcdir)/config/pa/fptr.c
+LIB2ADD_ST = $(srcdir)/config/pa/linux-atomic.c
diff --git a/libgcc/config/pa/t-linux64 b/libgcc/config/pa/t-linux64
index 6cb9806ff2e..1d0a6ada1a1 100644
--- a/libgcc/config/pa/t-linux64
+++ b/libgcc/config/pa/t-linux64
@@ -2,3 +2,7 @@
 # cross compiles.
 # FIXME: Explain.
 LIB1ASMFUNCS := $(filter-out _dyncall, $(LIB1ASMFUNCS))
+
+LIB2ADD_ST = $(srcdir)/config/pa/linux-atomic.c
+
+HOST_LIBGCC2_CFLAGS += -Dpa64=1 -DELF=1
diff --git a/libgcc/config/pa/t-pa64 b/libgcc/config/pa/t-pa64
new file mode 100644
index 00000000000..98f28edb1c6
--- /dev/null
+++ b/libgcc/config/pa/t-pa64
@@ -0,0 +1,3 @@
+LIB2ADD = $(srcdir)/config/pa/quadlib.c
+
+HOST_LIBGCC2_CFLAGS += -Dpa64=1 -DELF=1 -mlong-calls