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93 Commits

Author SHA1 Message Date
H.J. Lu
cca2207a2d Fix Dwarf unwind library for UNITS_PER_WORD > sizeof (void *) 
gcc/

2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>

	PR other/48007
	* config.gcc (libgcc_tm_file): Add i386/value-unwind.h for
	Linux/x86.

	* system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
	(ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.

	* unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
	(_Unwind_Context_Reg_Val): Likewise.
	(_Unwind_Get_Unwind_Word): Likewise.
	(_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
	(_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
	(_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
	for EXTENDED_CONTEXT_BIT.
	(__frame_state_for): Likewise.
	(uw_init_context_1): Likewise.
	(_Unwind_GetGR): Updated.
	(_Unwind_SetGR): Likewise.
	(_Unwind_GetGRPtr): Likewise.
	(_Unwind_SetGRPtr): Likewise.
	(_Unwind_SetGRValue): Likewise.
	(_Unwind_GRByValue): Likewise.
	(uw_install_context_1): Likewise.

	* doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
	ASSUME_EXTENDED_UNWIND_CONTEXT.
	* doc/tm.texi: Regenerated.

libgcc/

2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>

	PR other/48007
	* config/i386/value-unwind.h: New.

From-SVN: r177563
 2011-08-08 06:26:06 -07:00
Rainer Orth
aca0b0b315 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
 2011-08-05 15:13:48 +00:00
Rainer Orth
569dc49461 Makefile.in (FPBIT_FUNCS, [...]): Remove. 
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.

From-SVN: r177448
 2011-08-05 14:53:09 +00:00
Rainer Orth
201cdb7438 Makefile.in (UNWIND_H): Remove. 
gcc:
	* Makefile.in (UNWIND_H): Remove.
	(LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
	../libgcc/Makefile.in.
	(LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
	(LIBUNWINDDEP): Remove.
	(libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
	(libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
	LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
	(stmp-int-hdrs): Remove $(UNWIND_H) dependency.
	Don't copy $(UNWIND_H).
	* config.gcc (ia64*-*-linux*): Remove with_system_libunwind
	handling.
	* configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
	unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
	unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
	unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
	* unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
	* config/arm/libunwind.S, config/arm/pr-support.c,
	config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
	../libgcc/config/arm.
	* config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
	* config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
	* config/frv/t-frv ($(T)frvbegin$(objext)): Use
	$(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
	($(T)frvend$(objext)): Likewise.
	* config/ia64/t-glibc (LIB2ADDEH): Remove.
	* config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
	* config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
	config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
	../libgcc/config/ia64.
	* config/ia64/t-hpux (LIB2ADDEH): Remove.
	* config/ia64/t-ia64 (LIB2ADDEH): Remove.
	* config/ia64/t-vms (LIB2ADDEH): Remove.
	* config/ia64/vms.h (UNW_IVMS_MODE,
	MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
	* config/picochip/t-picochip (LIB2ADDEH): Remove.
	* config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
	* config/rs6000/t-darwin (LIB2ADDEH): Remove.
	* config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
	* config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
	$(srcdir)/../libgcc to refer to unwinder sources.
	* config/spu/t-spu-elf (LIB2ADDEH): Remove.
	* config/t-darwin (LIB2ADDEH): Remove.
	* config/t-freebsd (LIB2ADDEH): Remove.
	* config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
	* config/t-libunwind-elf: Move to ../libgcc/config.
	* config/t-linux (LIB2ADDEH): Remove.
	* config/t-sol2 (LIB2ADDEH): Remove.
	* config/xtensa/t-xtensa (LIB2ADDEH): Remove.
	* system.h (MD_FROB_UPDATE_CONTEXT): Poison.

	gcc/po:
	* 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.

	libgcc:
	* Makefile.in (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): New
	variables.
	(LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): New variables.
	(LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Add $(srcdir)/emutls.c.
	(install-unwind_h): New target.
	(all): Depend on it.
	* config.host (unwind_header): New variable.
	(*-*-freebsd*): Set tmake_file to t-eh-dw2-dip.
	(*-*-linux*, frv-*-*linux*, *-*-kfreebsd*-gnu, *-*-knetbsd*-gnu,
	*-*-gnu*): Likewise, also for *-*-kopensolaris*-gnu.
	(*-*-solaris2*): Add t-eh-dw2-dip to tmake_file.
	(arm*-*-linux*): Add arm/t-bpabi for arm*-*-linux-*eabi.
	Set unwind_header.
	(arm*-*-uclinux*): Add arm/t-bpabi for arm*-*-uclinux*eabi.
	Set unwind_header.
	(arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi for
	arm*-*-eabi*.
	Add arm/t-symbian to tmake_file for arm*-*-symbianelf*.
	Set unwind_header.
	(ia64*-*-elf*): Add ia64/t-eh-ia64 to tmake_file.
	(ia64*-*-freebsd*): Likewise.
	(ia64*-*-linux*): Add ia64/t-glibc, ia64/t-eh-ia64, t-libunwind to
	tmake_file.
	Add t-libunwind-elf, ia64/t-glibc-libunwind unless
	$with_system_libunwind.
	(ia64*-*-hpux*): Set tmake_file.
	(ia64-hp-*vms*): Add ia64/t-eh-ia64 to tmake_file.
	(picochip-*-*): Set tmake_file.
	(rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Set
	md_unwind_header.
	(rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
	(rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
	(s390x-ibm-tpf*): Add t-eh-dw2-dip to tmake_file.
	(xtensa*-*-elf*): Set tmake_file.
	(xtensa*-*-linux*): Likewise.
	* configure.ac: Include ../config/unwind_ipinfo.m4.
	Call GCC_CHECK_UNWIND_GETIPINFO.
	Link unwind.h to $unwind_header.
	* configure: Regenerate.
	* emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
	unwind-dw2-fde-compat.c, unwind-dw2-fde-dip.c, unwind-dw2-fde.c,
	unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
	unwind-pe.h, unwind-sjlj.c, unwind.inc: New files.
	* config/unwind-dw2-fde-darwin.c: New file.
	* config/arm/libunwind.S, config/arm/pr-support.c,
	config/arm/t-bpabi, config/arm/t-symbian, config/arm/unwind-arm.c,
	config/arm/unwind-arm.h,: New files.
	* config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
	config/ia64/t-eh-ia64, config/ia64/t-glibc,
	config/ia64/t-glibc-libunwind, config/ia64/t-hpux,
	config/ia64/t-vms, config/ia64/unwind-ia64.c,
	config/ia64/unwind-ia64.h: New files.
	* config/picochip/t-picochip: New file.
	* config/rs6000/aix-unwind.h, config/rs6000/darwin-fallback.c: New
	files.
	* config/rs6000/t-darwin (LIB2ADDEH): Set.
	* config/s390/t-tpf (LIB2ADDEH): Remove.
	* config/t-darwin (LIB2ADDEH): Set.
	* config/t-eh-dw2-dip: New file.
	* config/t-libunwind, config/t-libunwind-elf: New files.
	* config/t-sol2 (LIB2ADDEH): Remove.
	* config/xtensa/t-xtensa: New file.

	gcc/ada:
	* gcc-interface/Makefile.in (raise-gcc.o): Search
	$(srcdir)/../libgcc.

	libgo:
	* Makefile.am (AM_CFLAGS): Search $(srcdir)/../libgcc.
	* Makefile.in: Regenerate.

	libjava:
	* configure.ac (GCC_UNWIND_INCLUDE): Rename to
	LIBGCC_UNWIND_INCLUDE.
	Point to $(multi_basedir)/./libjava/../libgcc.
	* configure: Regenerate.
	* Makefile.am (GCC_UNWIND_INCLUDE): Reflect this.
	* Makefile.in: Regenerate.

	libobjc:
	* Makefile.in (INCLUDES): Search
	$(srcdir)/$(MULTISRCTOP)../libgcc.

	libstdc++-v3:
	* acinclude.m4 (GLIBCXX_EXPORT_INCLUDES): Point TOPLEVEL_INCLUDES
	to $(toplevel_srcdir)/libgcc.
	* configure: Regenerate.

From-SVN: r177447
 2011-08-05 14:37:48 +00:00
H.J. Lu
40f2f11f1f Update x32 __NR_rt_sigreturn system call number. 
2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/linux-unwind.h (RT_SIGRETURN_SYSCALL): New.
	(x86_64_fallback_frame_state): Use RT_SIGRETURN_SYSCALL and
	long long to check rt_sigreturn syscall.

From-SVN: r177229
 2011-08-02 21:59:41 -07:00
Alan Modra
bd15e32c71 linux-unwind.h (frob_update_context <__powerpc64__>): Restore for indirect call bcrtl from correct stack slot... 
libgcc/
	* config/rs6000/linux-unwind.h (frob_update_context <__powerpc64__>):
	Restore for indirect call bcrtl from correct stack slot, and only
	if cfa+40 isn't valid.
gcc/
	* config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p): Delete.
	* config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
	(rs6000_emit_prologue): Don't prematurely return when
	TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
	save_toc_in_prologue case.
	(rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
	calls_alloca.

From-SVN: r177041
 2011-08-02 00:35:24 +09:30
Julian Brown
655b30bfde configure.ac (fixed-point): Add ARM support. 
gcc/
	* configure.ac (fixed-point): Add ARM support.
	* configure: Regenerate.
	* config/arm/arm.c (arm_fixed_mode_set): New struct.
	(arm_set_fixed_optab_libfunc): New.
	(arm_set_fixed_conv_libfunc): New.
	(arm_init_libfuncs): Initialise fixed-point helper libfuncs with
	ARM-specific names.
	(aapcs_libcall_value): Return sub-word-size fixed-point libcall
	return values in SImode.
	(arm_return_in_msb): Return fixed-point types in the msb.
	(arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
	upwards.
	(arm_scalar_mode_supported_p): Support fixed-point modes.
	(arm_vector_mode_supported_p): Support vector fixed-point modes.
	* config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
	(LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
	(SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
	(LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
	* config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
	New mode iterators.
	(qaddsub_suf): New mode attribute.
	* config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
	vector modes.
	* config/arm/predicates.md (sat_shift_operator): New predicate.
	* config/arm/arm-fixed.md: New.
	* config/arm/arm.md: Include arm-fixed.md.
	* config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.

	libgcc/
	* config.host (arm*-*-linux*, arm*-*-uclinux*, arm*-*-eabi*)
	(arm*-*-symbianelf*): Add t-fixedpoint-gnu-prefix makefile fragment.
	* config/arm/bpabi-lib.h (LIBGCC2_FIXEDBIT_GNU_PREFIX): Define.

	gcc/testsuite/
	* gcc.target/arm/fixed-point-exec.c: New test.

From-SVN: r177025
 2011-08-01 12:41:30 +00:00
Julian Brown
247eb06fed Makefile.in (LIBGCC_VER_FIXEDPOINT_GNU_PREFIX): New. 
libgcc/
	* Makefile.in (LIBGCC_VER_FIXEDPOINT_GNU_PREFIX): New.
	(libgcc-std.ver.in): Use above.
	* fixed-bit.h (LIBGCC2_FIXEDBIT_GNU_PREFIX): Define, if
	LIBGCC2_GNU_PREFIX is defined.  Use instead of LIBGCC2_GNU_PREFIX
	throughout file.
	* config/t-fixedpoint-gnu-prefix: New file.
	* config/t-gnu-prefix (LIBGCC_VER_FIXEDPOINT_GNU_PREFIX): Set.
	* libgcc-std.ver.in (fixed-point routines): Use __FIXPTPFX__
	instead of __PFX__.

From-SVN: r177019
 2011-08-01 12:02:45 +00:00
H.J. Lu
02a8fe00b5 Add x32 support to config/i386/morestack.S. 
2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/morestack.S (X86_64_SAVE_NEW_STACK_BOUNDARY): New.
	Use X86_64_SAVE_NEW_STACK_BOUNDARY to save the new stack boundary
	for x86-64.  Properly check __x86_64__ and __LP64__.

From-SVN: r176912
 2011-07-28 21:09:17 -07:00
H.J. Lu
5fce91262c Use long long for 64bit int. 
2010-07-28  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/64/sfp-machine.h (_FP_W_TYPE): Always use _WIN64
	version.
	(_FP_WS_TYPE): Likewise.
	(_FP_I_TYPE): Likewise.

From-SVN: r176894
 2011-07-28 13:36:39 -07:00
Alan Modra
c35c943f68 update copyright 
From-SVN: r176863
 2011-07-28 17:55:26 +09:30
Alan Modra
2374a88acf linux-unwind.h (frob_update_context <__powerpc64__>): Leave r2 REG_UNSAVED if stopped on the instruction that saves r2 in a plt call stub. 
* config/rs6000/linux-unwind.h (frob_update_context <__powerpc64__>):
	Leave r2 REG_UNSAVED if stopped on the instruction that saves r2
	in a plt call stub.  Do restore r2 if stopped on bctrl.

From-SVN: r176861
 2011-07-28 17:14:24 +09:30
Rainer Orth
e44dbbe18b re PR debug/23205 ([C++/unit-at-a-time] stabs debug info omitted for global const variables) 
toplevel:
	* configure: Regenerate.

	config:
	* elf.m4 (target_elf): Remove *-netware*.

	contrib:
	* config-list.mk (i586-netware): Remove.
	(.PHONY): Remove make-script-dir dependency.
	(make-script-dir): Remove.
	($(LIST)): Remove make-script-dir dependency.

	gcc:
	* config.gcc (i[3456x]86-*-netware*): Remove.

	* gthr-nks.h: Remove.
	* configure.ac (enable_threads): Remove nks.
	* configure: Regenerate.

	* config/i386/i386.c (ix86_encode_section_info): Remove netware
	reference.
	* config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
	<netware.h> reference.

	* config/i386/netware-libgcc.c,
	gcc/config/i386/netware-libgcc.def,
	gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
	gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
	gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
	gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove

	* doc/extend.texi (Function Attributes,
	callee_pop_aggregate_return): Remove i?86-netware reference.
	* doc/install.texi (Configuration, --enable-threads): Remove nks.

	gcc/testsuite:
	* g++.dg/ext/bitfield2.C: Remove i?86-*-netware support.
	* g++.dg/ext/bitfield3.C: Likewise.
	* g++.dg/ext/bitfield4.C: Likewise.
	* g++.dg/ext/bitfield5.C: Likewise.
	* g++.dg/other/PR23205.C: Remove *-*-netware* support.
	* g++.dg/other/pr23205-2.C: Likewise.
	* gcc.c-torture/compile/20001109-1.c: Remove dg-xfail-if.
	* gcc.c-torture/compile/20001109-2.c: Likewise.
	* gcc.dg/20040813-1.c: Remove *-*-netware* support.
	* gcc.dg/bitfld-15.c: Remove i?86-*-netware support.
	* gcc.dg/bitfld-16.c: Likewise.
	* gcc.dg/bitfld-17.c: Likewise.
	* gcc.dg/bitfld-18.c: Likewise.
	* gcc.dg/builtins-config.h: Remove Netware support.
	* gcc.dg/cdce1.c: Remove *-*-netware* support.  Update line number.
	* gcc.dg/cdce2.c: Likewise.
	* gcc.dg/cpp/assert4.c: Remove netware support.
	* gcc.dg/debug/pr35154.c: Remove *-*-netware* support.
	* gfortran.dg/debug/pr35154-stabs.f: Remove *-*-netware* support.

	* lib/target-supports.exp (check_visibility_available): Remove
	NetWare support.
	(check_profiling_available): Likewise.

	libgcc:
	* config.host (i[3456x]86-*-netware*): Remove.
	* config/i386/netware-crt0.c, config/i386/t-nwld,
	config/i386/t-slibgcc-nwld: Remove.

	libstdc++-v3:
	* crossconfig.m4 (*-netware): Remove.
	* configure: Regenerate.

From-SVN: r176391
 2011-07-18 11:04:18 +00:00
Bernd Schmidt
bcead286bf invoke.texi (C6X Options): New section. 
gcc/
	* doc/invoke.texi (C6X Options): New section.
	* doc/md.texi (TI C6X family): New section.
	* config.gcc: Handle tic6x, in particular tic6x-*-elf and
	tic6x-*-uclinux.
	* longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
	count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
	Provide C6X definitions.
	* config/c6x/c6x.md: New file.
	* config/c6x/constraints.md: New file.
	* config/c6x/predicates.md: New file.
	* config/c6x/c6x-sched.md.in: New file.
	* config/c6x/c6x-sched.md: New file.
	* config/c6x/gensched.sh: New file.
	* config/c6x/c6x-mult.md.in: New file.
	* config/c6x/genmult.sh: New file.
	* config/c6x/c6x-mult.md: New file.
	* config/c6x/sync.md: New file.
	* config/c6x/c6x-protos.h: New file.
	* config/c6x/sfp-machine.h: New file.
	* config/c6x/c6x.c: New file.
	* config/c6x/c6x.h: New file.
	* config/c6x/crti.s: New file.
	* config/c6x/crtn.s: New file.
	* config/c6x/lib1funcs.asm: New file.
	* config/c6x/c6x-modes.def: New file.
	* config/c6x/genopt.sh: New file.
	* config/c6x/c6x.opt: New file.
	* config/c6x/c6x-tables.opt: New file.
	* config/c6x/c6x-opts.h: New file.
	* config/c6x/c6x-isas.def: New file.
	* config/c6x/elf.h: New file.
	* config/c6x/elf-common.h: New file.
	* config/c6x/uclinux-elf.h: New file.
	* config/c6x/t-c6x: New file.
	* config/c6x/t-c6x-elf: New file.
	* config/c6x/t-c6x-uclinux: New file.
	* config/c6x/t-c6x-softfp: New file.
	* config/c6x/gtd.c: New file.
	* config/c6x/gtf.c: New file.
	* config/c6x/ltd.c: New file.
	* config/c6x/ltf.c: New file.
	* config/c6x/ged.c: New file.
	* config/c6x/gef.c: New file.
	* config/c6x/led.c: New file.
	* config/c6x/lef.c: New file.
	* config/c6x/eqd.c: New file.
	* config/c6x/eqf.c: New file.
	* config/c6x/libgcc-c6xeabi.ver: New file.

contrib/
	* gcc_update: Add C6X generated files.
	* contrib/config-list.mk: Add c6x-elf and c6x-uclinux.

libgcc/
	* config.host: Handle tic6x-*-*.
	* config/c6x/c6x-abi.h: New file.

From-SVN: r176308
 2011-07-15 09:36:40 +00:00
Rainer Orth
b3fe158425 crtprec.c: Move to ../libgcc/config/i386. 
gcc:
	* config/i386/crtprec.c: Move to ../libgcc/config/i386.
	* config/i386/t-crtpc: Remove.
	* config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
	* config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
	tmake_file.
	(x86_64-*-darwin*): Likewise.
	(i[34567]86-*-linux*): Likewise.
	(x86_64-*-linux*): Likewise.

	* config/i386/sol2.h (ENDFILE_SPEC): Redefine.
	Handle -mpc32, -mpc64, -mpc80.

	libgcc:
	* config/i386/crtprec.c: New file.
	* config/i386/t-crtpc: Use $(srcdir) to refer to crtprec.c.
	* config.host (i[34567]86-*-darwin*): Add i386/t-crtpc to tmake_file.
	Add crtprec32.o, crtprec64.o, crtprec80.o to extra_parts.
	(x86_64-*-darwin*): Likewise.
	(i[34567]86-*-solaris2*: Likewise.

	gcc/testsuite:
	* gcc.c-torture/execute/990127-2.x: Use -mpc64 on i?86-*-darwin*,
	i?86-*-solaris2*, x86_64-*-darwin*, x86_64-*-solaris2*.

From-SVN: r176242
 2011-07-13 17:39:35 +00:00
Rainer Orth
35d8090d78 crtfastmath.c: Move to ../libgcc/config/alpha. 
gcc:
	* config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
	* config/alpha/t-crtfm: Remove.
	* config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
	* config/i386/t-crtfm: Remove.
	* config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
	* config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
	* config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
	* config/sparc/t-crtfm: Remove.

	* config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
	(alpha*-*-freebsd*): Likewise.
	(i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
	(x86_64-*-darwin*): Likewise.
	(i[34567]86-*-linux*): Likewise.
	(x86_64-*-linux*): Likewise.
	(x86_64-*-mingw*): Likewise.
	(ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
	(ia64*-*-freebsd*): Likewise.
	(ia64*-*-linux*): Likewise.
	(mips64*-*-linux*): Likewise.
	(mips*-*-linux*): Likewise.
	(sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
	(sparc64-*-linux*): Likewise.
	(sparc64-*-freebsd*): Likewise.

	libgcc:
	* config/alpha/crtfastmath.c: New file.
	* config/i386/crtfastmath.c: New file.
	* config/ia64/crtfastmath.c: New file.
	* config/mips/crtfastmath.c: New file.
	* config/sparc/crtfastmath.c: New file.

	* config/t-crtfm (crtfastmath.o): Use $(srcdir) to refer to
	crtfastmath.c.
	Add -frandom-seed=gcc-crtfastmath.
	* config/alpha/t-crtfm: Remove.
	* config/i386/t-crtfm: Use $(srcdir) to refer to crtfastmath.c.
	* config/ia64/t-ia64 (crtfastmath.o): Remove.

	* config.host (alpha*-*-linux*): Replace alpha/t-crtfm by t-crtfm.
	(alpha*-dec-osf5.1*): Likewise.
	(alpha*-*-freebsd*): Add t-crtfm to tmake_file.
	Add crtfastmath.o to extra_parts.
	(i[34567]86-*-darwin*): Add i386/t-crtfm to tmake_file.
	Add crtfastmath.o to extra_parts.
	(x86_64-*-darwin*): Likewise.
	(x86_64-*-mingw*): Likewise.
	(ia64*-*-elf*): Add t-crtfm to tmake_file.
	(ia64*-*-freebsd*): Likewise.
	(ia64*-*-linux*): Likewise.
	(sparc64-*-freebsd*): Add t-crtfm to tmake_file.
	Add crtfastmath.o to extra_parts.

From-SVN: r176241
 2011-07-13 17:33:38 +00:00
Rainer Orth
e141542e74 darwin-crt2.c: Move to ../libgcc/config/rs6000. 
gcc:
	* config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
	* config/darwin-crt3.c: Move to ../libgcc/config.
	* config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
	($(T)crt3$(objext)): Remove.
	* config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
	($(T)crt2$(objext)): Remove.
	* config.gcc (powerpc-*-darwin*): Remove extra_parts.
	(powerpc64-*-darwin*): Likewise.

	gcc/po:
	* EXCLUDES (config/darwin-crt2.c): Remove.

	libgcc:
	* config/darwin-crt3.o: New file.
	* config/rs6000/darwin-crt2.c: New file.
	* config/t-darwin: New file.
	* config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): New variable.
	(crt2.o): New rule.
	* config.host (*-*-darwin*): Add crt3.o to extra_parts.
	(powerpc-*-darwin*): Add crt2.o to extra_parts.
	(powerpc64-*-darwin*): Likewise.

From-SVN: r176239
 2011-07-13 16:28:30 +00:00
Rainer Orth
2d1efe2d2d Makefile.in (CRT0STUFF_T_CFLAGS): Remove. 
gcc:
	* Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
	($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
	* config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
	* config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
	(CRT0_S, MCRT0_S): Remove.
	($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
	Remove.
	(s-crt0): Remove.
	* config.gcc (i[3456x]86-*-netware*): Remove extra_parts.

	libgcc:
	* config/i386/netware-crt0.c: New file.
	* config/i386/t-nwld: Rename to ...
	* config/i386/t-slibgcc-nwld: ... this.
	* config/i386/t-nwld: New file.
	* config.host (i[3456x]86-*-netware*): Add i386/t-slibgcc-nwld to
	tmake_file.
	Add crt0.o, libgcc.def, libc.def, libcpre.def, posixpre.def to
	extra_parts.

From-SVN: r176225
 2011-07-13 09:57:08 +00:00
Rainer Orth
2d8d59352b dfp-bit.c, dfp-bit.h: Move to ../libgcc. 
gcc:
	* config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
	* config/t-dfprules: Move to ../libgcc/config.
	* config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
	i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
	i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
	(x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
	Likewise.
	(i[34567]86-*-cygwin*): Likewise.
	(i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
	(powerpc-*-linux*, powerpc64-*-linux*): Likewise.
	* Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
	(libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
	D64PBIT_FUNCS, D128PBIT_FUNCS.

	libgcc:
	* dfp-bit.c, dfp-bit.h: New files.
	* Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): New
	variables.
	($(d32pbit-o)): Use $(srcdir) to refer to dfp-bit.c
	($(d64pbit-o)): Likewise.
	($(d128pbit-o)): Likewise.
	* config/t-dfprules: New file.
	* config.host (i[34567]86-*-linux*): Add t-dfprules to tmake_file.
	(i[34567]86-*-kfreebsd*-gnu, i[34567]86-*-knetbsd*-gnu,
	i[34567]86-*-gnu*, i[34567]86-*-kopensolaris*-gnu): Likewise.
	(x86_64-*-linux*): Likewise.
	(x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu): Likewise.
	(i[34567]86-*-cygwin*): Likewise.
	(i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
	(powerpc-*-linux*, powerpc64-*-linux*): Likewise.

From-SVN: r176156
 2011-07-11 14:40:56 +00:00
Georg-Johann Lay
6dab9931f8 t-avr (intfuncs16): Add _clrsbXX2. 
libgcc/
	* config/avr/t-avr (intfuncs16): Add _clrsbXX2.

gcc/
	* longlong.h (count_leading_zeros, count_trailing_zeros,
	COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
	resp. 64.

From-SVN: r175800
 2011-07-04 10:02:34 +00:00
Georg-Johann Lay
0ad8bb3bc0 re PR target/49313 (Inefficient libgcc implementations for avr) 
gcc/
	PR target/49313
	PR target/29524
	* longlong.h: Add AVR support:
	(count_leading_zeros): New macro.
	(count_trailing_zeros): New macro.
	(COUNT_LEADING_ZEROS_0): New macro.
	* config/avr/t-avr (LIB1ASMFUNCS): Add
	_ffssi2, _ffshi2, _loop_ffsqi2,
	_ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, 
	_paritydi2, _paritysi2, _parityhi2,
	_popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
	_bswapsi2, _bswapdi2,
	_ashldi3, _ashrdi3, _lshrdi3
	(LIB2FUNCS_EXCLUDE): Add _clz.
	* config/avr/libgcc.S (XCALL): Move up in file.
	(XJMP): New C Macro.
	(DEFUN): New asm macro.
	(ENDF): New asm macro.
	(__ffssi2): New function.
	(__ffshi2): New function.
	(__loop_ffsqi2): New function.
	(__ctzsi2): New function.
	(__ctzhi2): New function.
	(__clzdi2): New function.
	(__clzsi2): New function.
	(__clzhi2): New function.
	(__paritydi2): New function.
	(__paritysi2): New function.
	(__parityhi2): New function.
	(__popcounthi2): New function.
	(__popcountsi2): New function.
	(__popcountdi2): New function.
	(__popcountqi2): New function.
	(__bswapsi2): New function.
	(__bswapdi2): New function.
	(__ashldi3): New function.
	(__ashrdi3): New function.
	(__lshrdi3): New function.
	Fix suspicous lines.

libgcc/
	PR target/49313
	PR target/29524
	* config/avr/t-avr: Fix line endings.
	(intfuncs16): Remove _ffsXX2,  _clzXX2, _ctzXX2, _popcountXX2,
	_parityXX2.

From-SVN: r175097
 2011-06-16 09:06:44 +00:00
Olivier Hainque
ea96399965 irix6-unwind.h: New file. 
2011-06-14  Olivier Hainque  <hainque@adacore.com>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/mips/irix6-unwind.h: New file.
	* config.host (mips-sgi-irix6.5*): Set md_unwind_header.

Co-Authored-By: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>

From-SVN: r175013
 2011-06-14 12:20:08 +00:00
Eric Botcazou
b11b09048d invoke.texi (SPARC options): Add -mflat. 
gcc/
	* doc/invoke.texi (SPARC options): Add -mflat.
	* config/sparc/sparc.opt: Likewise.
	* config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
	(sparc_flat_expand_prologue): Declare.
	(sparc_flat_expand_epilogue): Likewise.
	* config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
	(CPP_ENDIAN_SPEC): Replace with...
	(CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
	(CPP_SPEC): Adjust to above change.
	(EXTRA_SPECS): Likewise.
	(SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
	(INCOMING_REGNO): Likewise.
	(OUTGOING_REGNO): Likewise.
	(LOCAL_REGNO): Likewise.
	(SETUP_FRAME_ADDRESSES): Likewise.
	(FIXED_REGISTERS): Set 0 for %fp.
	(CALL_USED_REGISTERS): Likewise.
	(INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
	(EXIT_IGNORE_STACK): Define to 1 unconditionally.
	(RETURN_ADDR_REGNUM): Define.
	(RETURN_ADDR_RTX): Use it.
	(INCOMING_RETURN_ADDR_REGNUM): Define.
	(INCOMING_RETURN_ADDR_RTX): Use it.
	(DWARF_FRAME_RETURN_COLUMN): Likewise.
	(EH_RETURN_REGNUM): Define.
	(EH_RETURN_STACKADJ_RTX): Use it.
	(EH_RETURN_HANDLER_RTX): Delete.
	(EPILOGUE_USES): Use them and add TARGET_FLAT handling.
	* config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
	Delete.
	(struct machine_function): Add frame_size, apparent_frame_size,
	frame_base_reg, frame_base_offset, n_global_fp_regs and
	save_local_in_regs_p fields.
	(sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
	sparc_frame_base_offset, sparc_n_global_fp_regs,
	sparc_save_local_in_regs_p): New macros.
	(sparc_option_override): Error out if -fcall-saved-REG is specified
	for Out registers.
	(eligible_for_restore_insn): Fix formatting.
	(eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
	(eligible_for_sibcall_delay): Likewise.
	(RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
	(sparc_legitimate_address_p): Adjust to above change.
	(save_global_or_fp_reg_p): New predicate.
	(return_addr_reg_needed_p): Likewise.
	(save_local_or_in_reg_p): Likewise.
	(sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
	(SORR_SAVE, SORR_RESTORE): Delete.
	(sorr_pred_t): New typedef.
	(sorr_act_t): New enum.
	(save_or_restore_regs): Rename to...
	(emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
	parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
	ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
	mechanism.  Add CFI information for double-word saves in 32-bit mode.
	(emit_adjust_base_to_offset): New function extracted from...
	(emit_save_or_restore_regs): ...this.  Rename the rest to...
	(emit_save_or_restore_regs_global_fp_regs): ...this.
	(emit_save_or_restore_regs_local_in_regs): New function.
	(gen_create_flat_frame_[123]): New functions.
	(sparc_expand_prologue): Use SIZE local variable.  Adjust.
	(sparc_flat_expand_prologue): New function.
	(sparc_asm_function_prologue): Add TARGET_FLAT handling.
	(sparc_expand_epilogue): Use SIZE local variable.  Adjust.
	(sparc_flat_expand_epilogue): New function.
	(sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
	(output_return): Likewise.
	(output_sibcall): Likewise.
	(sparc_output_mi_thunk): Likewise.
	(sparc_frame_pointer_required): Likewise.
	(sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
	function optimization.
	* config/sparc/sparc.md (flat): New attribute.
	(prologue): Add TARGET_FLAT handling.
	(save_register_window): Disable if TARGET_FLAT.
	(create_flat_frame_[123]): New patterns.
	(epilogue): Add TARGET_FLAT handling.
	(sibcall_epilogue): Likewise.
	(eh_return): New expander.
	(eh_return_internal): New insn and splitter.
	(return_internal): Add TARGET_FLAT handling.
	(untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
	(save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
	(nonlocal_goto): Add TARGET_FLAT handling.
	* config/sparc/t-elf: Add -mflat multilib.
	* config/sparc/t-leon: Likewise.
libgcc/
	* config/sparc/linux-unwind.h (STACK_BIAS): Define.
	(sparc64_fallback_frame_state): Use it.
	(sparc64_frob_update_context): Further adjust context.
	* config/sparc/sol2-unwind.h (sparc64_frob_update_context): Likewise.
	* config/sparc/sol2-ci.S: Add TARGET_FLAT handling.
	* config/sparc/sol2-cn.S: Likewise.

Co-Authored-By: Laurent Rougé <laurent.rouge@menta.fr>

From-SVN: r174897
 2011-06-10 10:50:20 +00:00
Rainer Orth
10e48e3927 netbsd.h (ENABLE_EXECUTE_STACK): Remove. 
2011-05-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
	    Joseph Myers  <joseph@codesourcery.com>

	gcc:
	* config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
	(ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	[IN_LIBGCC2]: Don't include <windows.h>.
	* config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
	* config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/alpha/alpha.c (alpha_trampoline_init): Test
	HAVE_ENABLE_EXECUTE_STACK.
	* config/i386/i386.c (ix86_trampoline_init): Likewise.
	* config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
	(sparc64_initialize_trampoline): Likewise.
	* libgcc2.c [L_enable_execute_stack]: Remove.
	* system.h (ENABLE_EXECUTE_STACK): Poison.
	* doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
	* doc/tm.texi: Regenerate.
	* Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.

	gcc/c-family:
	* c.opt (fbuilding-libgcc): New option.
	* c-cppbuiltin.c (c_cpp_builtins): Define
	__LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.

	libgcc:
	* enable-execute-stack-empty.c: New file.
	* enable-execute-stack-mprotect.c: New file.
	* config/i386/enable-execute-stack-mingw32.c: New file.
	* config.host (enable_execute_stack): New variable.
	Select appropriate variants.
	* configure.ac: Link enable-execute-stack.c to
	$enable_execute_stack.
	* configure: Regenerate.
	* Makefile.in (LIB2ADD): Add enable-execute-stack.c.
	(lib2funcs): Remove _enable_execute_stack.

Co-Authored-By: Joseph Myers <joseph@codesourcery.com>

From-SVN: r174843
 2011-06-09 12:30:46 +00:00
Rainer Orth
aa4203e734 iris6.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc. 
gcc:
	* config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
	-ffast-math etc.

	libgcc:
	* config.host (mips-sgi-irix6.5*): Add t-crtfm to tmake_file.
	Add crtfastmath.o to extra_parts.
	(mips64*-*-linux*, mips*-*-linux*): Use t-crtfm instead of
	mips/t-crtfm.
	* config/mips/t-crtfm: Remove.

From-SVN: r174686
 2011-06-06 09:49:47 +00:00
Rainer Orth
58cd1d70dd linux.h (MD_UNWIND_SUPPORT): Remove. 
gcc:
	* config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
	* config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
	* config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
	* config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
	* config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
	* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
	* config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
	* config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
	* config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
	* config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
	* config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
	* config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
	* config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
	* config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
	* config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
	* config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
	* config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
	* config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
	* config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
	* config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
	* config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
	* config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
	* config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
	* config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
	* config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
	* config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
	* system.h (MD_UNWIND_SUPPORT): Poison.
	* doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
	* doc/tm.texi: Regenerate.
	* unwind-dw2.c: Include md-unwind-support.h instead of
	MD_UNWIND_SUPPORT.
	* config/ia64/unwind-ia64.c: Likewise.
	* config/xtensa/unwind-dw2-xtensa.c: Likewise.

	libgcc:
	* config/alpha/linux-unwind.h: Move from ../gcc/config/alpha.
	* config/alpha/osf5-unwind.h: Move from ../gcc/config/alpha.
	* config/alpha/vms-unwind.h: Move from ../gcc/config/alpha.
	* config/bfin/linux-unwind.h: Move from ../gcc/config/bfin.
	* config/i386/linux-unwind.h: Move from ../gcc/config/i386.
	* config/i386/sol2-unwind.h: Move from ../gcc/config/i386.
	* config/i386/w32-unwind.h: Move from ../gcc/config/i386.
	Wrap in !__MINGW64__.
	* config/ia64/linux-unwind.h: Move from ../gcc/config/ia64.
	* config/ia64/vms-unwind.h: Move from ../gcc/config/ia64.
	* config/m68k/linux-unwind.h: Move from ../gcc/config/m68k.
	* config/mips/linux-unwind.h: Move from ../gcc/config/mips.
	* config/pa/hpux-unwind.h: Move from ../gcc/config/pa.
	* config/pa/linux-unwind.h: Move from ../gcc/config/pa.
	* config/rs6000/darwin-unwind.h: Move from ../gcc/config/rs6000.
	Wrap in !__LP64__.
	* config/rs6000/linux-unwind.h: Move from ../gcc/config/rs6000.
	* config/s390/linux-unwind.h: Move from ../gcc/config/s390.
	* config/s390/tpf-unwind.h: Move from ../gcc/config/s390.
	* config/sh/linux-unwind.h: Move from ../gcc/config/sh.
	* config/sparc/linux-unwind.h: Move from ../gcc/config/sparc.
	* config/sparc/sol2-unwind.h: Move from ../gcc/config/sparc.
	* config/xtensa/linux-unwind.h: Move from ../gcc/config/xtensa.
	* config/no-unwind.h: New file.
	* config.host (md_unwind_header): Document.
	Define.
	(alpha*-*-linux*, alpha*-dec-osf5.1*, alpha64-dec-*vms*,
	alpha*-dec-*vms*, bfin*-uclinux*, bfin*-linux-uclibc*,
	hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
	hppa[12]*-*-hpux11*): Set md_unwind_header.
	(i[34567]86-*-linux*): Handle i[34567]86-*-kopensolaris*-gnu.
	Set md_unwind_header.
	(x86_64-*-linux*, i[34567]86-*-solaris2*): Set md_unwind_header.
	(i[34567]86-*-cygwin*): Split from i[34567]86-*-mingw*.
	(i[34567]86-*-mingw*, ia64*-*-linux*, ia64-hp-*vms*,
	m68k-*-uclinux*, m68k-*-linux*, mips64*-*-linux*, mips*-*-linux*,
	powerpc-*-darwin*, powerpc-*-linux*, s390-*-linux*,
	s390x-*-linux*,  s390x-ibm-tpf*, sh*-*-linux*, sparc-*-linux*,
	sparc*-*-solaris2*, sparc64-*-linux*, xtensa*-*-linux*): Set
	md_unwind_header.
	* configure.ac: Link md-unwind-support.h to $md_unwind_header.
	* configure: Regenerate.

From-SVN: r174613
 2011-06-03 18:30:39 +00:00
Rainer Orth
737346fa24 config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6 t-slibgcc-dummy. 
gcc:
	* config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
	t-slibgcc-dummy.
	* config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
	* config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
	* config/mips/t-iris: Remove.
	* config/mips/t-irix6: New file.
	* config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.

	libgcc:
	* config.host (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
	Set tmake_file, extra_parts.
	* config/mips/irix-crti.S: Move from ../gcc/config/mips/irix-crti.asm.
	Remove O32 support.
	* config/mips/irix-crtn.S: Move from ../gcc/config/mips/irix-crtn.asm.
	Remove O32 support.
	* config/mips/t-irix6: New file.
	* config/mips/t-slibgcc-irix: New file.

From-SVN: r174608
 2011-06-03 17:16:44 +00:00
Rainer Orth
c192cee683 Makefile.in (LIB2ADDEHDEP): Remove. 
gcc:
	* Makefile.in (LIB2ADDEHDEP): Remove.
	* config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
	* config/arm/t-symbian (LIB2ADDEHDEP): Remove.
	* config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
	* config/t-darwin (LIB2ADDEHDEP): Remove.
	* config/t-freebsd (LIB2ADDEHDEP): Remove.
	* config/t-linux (LIB2ADDEHDEP): Remove.

	libgcc:
	* config/s390/t-tpf (LIB2ADDEHDEP): Remove.
	* config/t-sol2 (LIB2ADDEH): Use gcc_srcdir, add emutls.c.

From-SVN: r174606
 2011-06-03 16:07:21 +00:00
Rainer Orth
ee33b5f0b2 t-osf5: Remove. 
gcc:
	* config/alpha/t-osf5: Remove.
	* config/alpha/t-osf-pthread: Remove.
	* config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
	* mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.

	libgcc:
	* configure.ac (target_thread_file): Determine thread model.
	* configure: Regenerate.
	* config.host (alpha*-dec-osf5.1*): Set tmake_file, extra_parts.
	* config/alpha/t-alpha: New file.
	* config/alpha/t-crtfm: Use $<.
	* config/alpha/t-ieee: New file.
	* config/alpha/t-osf-pthread: New file.
	* config/alpha/t-slibgcc-osf: New file.
	* config/alpha/libgcc-osf5.ver: New file.

From-SVN: r174603
 2011-06-03 13:23:35 +00:00
Rainer Orth
a3fab9c2a9 gmon-sol2.c: Reindent. 
* config/gmon-sol2.c: Reindent.
	Cleanup comments.
	Remove, correct casts.
	Use STDERR_FILENO, NULL.
	(BASEADDRESS): Remove.
	(minbrk): Remove.
	(errno, sbrk): Remove declarations.
	(monstartup) [hp300]: Remove.
	(mcount): Remove.

From-SVN: r174531
 2011-06-01 14:46:24 +00:00
Rainer Orth
ca24c5ad73 t-slibgcc-darwin: Move to ... 
gcc:
	* config/t-slibgcc-darwin: Move to ...
	* config/t-slibgcc-dummy: .. this.
	Clarify comments.
	* config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
	powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
	(i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
	(i[34567]86-*-rtems*): Remove extra_parts.
	Use i386/t-rtems.
	Remove i386/t-crtstuff from tmake_file.
	(i[34567]86-*-solaris2*): Remove t-svr4,
	t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
	t-slibgcc-dummy.
	(sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
	(sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
	sparc/t-crtfm from tmake_file.
	(sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
	t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
	Remove extra_parts.
	* config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
	* config/i386/t-nwld (SHLIB_LINK): Remove.
	* config/i386/t-rtems-i386: Rename to ...
	* config/i386/t-rtems: ... this.
	($(T)crti.o, $(T)crtn.o): Remove.
	(FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
	(dp-bit.c, fp-bit.c, xp-bit.c): Remove.
	(EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
	* config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
	EXTRA_MULTILIB_PARTS): Remove.
	* config/sparc/t-sol2-64: Likewise.
	* config/sparc/t-sol2: Remove.
	* config/sparc/t-crtin: Remove.
	* config/sparc/gmon-sol2.c: Move to ../libgcc/config.
	* config/i386/gmon-sol2.c: Remove.
	* config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
	* config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
	* config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
	* config/i386/sol2-gc1.asm: Remove.
	* config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
	* config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
	* config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
	* config/t-slibgcc-sld: Remove.

	libgcc:
	* Makefile.in (cpu_type): Define.
	* config.host (i[34567]86-*-rtems*): Handle it.
	(i[34567]86-*-solaris2*): Move body ...
	(*-*-solaris2*): ... here.
	New case, generalize.
	(sparc-*-elf*): Handle it.
	(sparc-*-linux*, sparc64-*-linux*): Replace sparc/t-crtfm by t-crtfm.
	(sparc-*-rtems*, sparc64-*-rtems*); Handle it.
	(sparc64-*-solaris2*, sparcv9-*-solaris2*, sparc-*-solaris2*):
	Fold into ...
	(sparc*-*-solaris2*): ... this.
	New case.
	(sparc64-*-elf*): Handle it.
	* config/gmon-sol2.c: Move from ../gcc/config/sparc.
	Merge ../gcc/config/i386/gmon-sol2.c.
	* config/i386/sol2-c1.S: Move from ../gcc/config/i386/sol2-c1.asm.
	Use C comments.
	Merge ../gcc/config/i386/sol2-gc1.asm.
	* config/i386/sol2-ci.S: Move from ../gcc/config/i386/sol2-ci.asm.
	Use C comments.
	* config/i386/sol2-cn.S: Move from ../gcc/config/i386/sol2-cn.asm.
	Use C comments.
	* config/i386/t-crtfm (crtfastmath.o): Use $<.
	* config/i386/t-crtstuff: New file.
	* config/i386/t-softfp: New file.
	* config/i386/t-sol2 ($(T)gmon.o, $(T)gcrt1.o, $(T)crt1.o),
	$(T)crti.o, $(T)crtn.o): Remove.
	(gcrt1.o): New rule.
	(TARGET_LIBGCC2_CFLAGS): Remove.
	* config/sparc/sol2-c1.S: Move from ../gcc/config/sparc/sol2-c1.asm.
	* config/sparc/sol2-ci.S: Move from ../gcc/config/sparc/sol2-ci.asm.
	* config/sparc/sol2-cn.S: Move from ../gcc/config/sparc/sol2-cn.asm.
	* config/sparc/t-sol2: New file.
	* config/sparc/t-crtfm: Move to ...
	* config/t-crtfm: ... this.
	Use $(cpu_type), $<.
	* config/t-crtin: New file.
	* config/sparc/t-softfp: New file.
	* config/sparc/t-softmul: New file.
	* config/t-rtems: New file.
	* config/t-slibgcc: New file.
	* config/t-slibgcc-elf-ver: New file.
	* config/t-slibgcc-gld: New file.
	* config/t-slibgcc-sld: New file.
	* config/t-sol2: New file.
	* configure.ac: Include ../config/lib-ld.m4.
	Call AC_LIB_PROG_LD_GNU.
	Substitute cpu_type.
	* configure: Regenerate.

From-SVN: r174529
 2011-06-01 14:39:17 +00:00
Bernd Schmidt
ad5f3d7b39 re PR bootstrap/49173 (No rule to make target ../../../../work/libgcc/../gcc/libgcc-std.ver', needed by libgcc.map'.) 
PR bootstrap/49173
	* config/t-slibgcc-darwin (SHLIB_MAPFILES): Look for
	libgcc-std.ver in the build directory.
	* config/s390/t-linux (SHLIB_MAPFILES): Likewise.
	* config/sh/t-linux (SHLIB_MAPFILES): Likewise.

From-SVN: r174321
 2011-05-27 07:53:51 +00:00
Bernd Schmidt
cdbf45414a libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if LIBGCC2_GNU_PREFIX is defined. 
gcc/
	* libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
	LIBGCC2_GNU_PREFIX is defined.
	(__N): New macro.
	(__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
	__mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
	__divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
	__clz_tab): Define using __N.
	(__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
	COMPAT_SIMODE_TRAPPING_ARITHMETIC.
	* target.def (libfunc_gnu_prefix): New hook.
	* doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
	(TARGET_LIBFUNC_GNU_PREFIX): Add hook.
	* doc/tm.texi: Regenerate.
	* system.h (LIBGCC2_GNU_PREFIX): Poison.
	* optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
	account.
	(gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
	(init_optabs): Likewise for the bswap libfuncs.
	* tree.c (build_common_builtin_nodes): Likewise for complex multiply
	and divide.
	* config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
	* config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
	* libgcc-std.ver: Remove.
	* Makefile.in (srcdirify): Handle $$(libgcc_objdir).
	* config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
	libgcc-std.ver.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
	* config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
	* config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
	* config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/i386/t-linux (SHLIB_MAPFILES): Likewise.
	* config/fixed-bit.h (FIXED_OP): Define differently depending on
	LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
	(FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.

	libgcc/
	* libgcc-std.ver.in: New file.
	* Makefile.in (LIBGCC_VER_GNU_PREFIX, LIBGCC_VER_SYMBOLS_PREFIX): New
	variables.
	(libgcc-std.ver): New rule.
	* config/t-gnu-prefix: New file.

From-SVN: r174187
 2011-05-25 12:11:42 +00:00
Rainer Orth
c80286502f gthr-gnat.c: Remove. 
gcc:
	* gthr-gnat.c: Remove.
	* gthr-gnat.h: Remove.
	* Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
	* config/t-freebsd (LIB2ADDEH): Likewise.
	* config/t-linux (LIB2ADDEH): Likewise.
	* config/t-sol2 (LIB2ADDEH): Likewise.
	* config/ia64/t-vms (LIB2ADDEH): Likewise.
	* configure.ac (target_thread_file): Remove gnat handling.
	* configure: Regenerate.
	* doc/install.texi (Configuration, --enable-threads): Remove gnat.

	gcc/po:
	* EXCLUDES: Remove gthr-gnat.c, gthr-gnat.h.

	libgcc:
	* config/s390/t-tpf (LIB2ADDEH): Remove $(gcc_srcdir)/gthr-gnat.c.

From-SVN: r174064
 2011-05-23 11:12:25 +00:00
Joseph Myers
4a68b4ca4e config.gcc (i[34567]86-*-darwin*, [...]): Add i386/darwin-lib.h to $libgcc_tm_file. 
gcc:
	* config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
	i386/darwin-lib.h to $libgcc_tm_file.
	* config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.

libgcc:
	* config/i386/darwin-lib.h: New file.

From-SVN: r173622
 2011-05-10 17:40:55 +01:00
Joseph Myers
80cf2e08cc config.gcc (libgcc_tm_file): Define instead of including files from ../../libgcc/config/ in tm_file. 
gcc:
	* config.gcc (libgcc_tm_file): Define instead of including files
	from ../../libgcc/config/ in tm_file.
	* configure.ac (libgcc_tm_file_list, libgcc_tm_include_list):
	Define.
	* configure: Regenerate.
	* Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
	libgcc_tm.h, cs-libgcc_tm.h): New.
	(TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
	(clean): Remove libgcc_tm.h.
	* config/arm/symbian.h (RENAME_LIBRARY): Remove.
	* mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
	* system.h (DECLARE_LIBRARY_RENAMES): Poison.

libgcc:
	* config/arm/symbian-lib.h: New.

From-SVN: r173619
 2011-05-10 15:41:47 +01:00
Chris Demetriou
a3330c9d55 morestack.S (__i686.get_pc_thunk.bx): Rename to... 
2011-05-04  Chris Demetriou  <cgd@google.com>

        * config/i386/morestack.S (__i686.get_pc_thunk.bx): Rename to...
        (__x86.get_pc_thunk.bx): ...this.
        (__morestack): Adjust for rename, remove undef of __i686.

From-SVN: r173391
 2011-05-04 11:59:31 -07:00
Chris Demetriou
6ace0756af morestack.S (__i686.get_pc_thunk.bx): New. 
2011-05-03  Chris Demetriou  <cgd@google.com>

        * config/i386/morestack.S (__i686.get_pc_thunk.bx): New.

From-SVN: r173345
 2011-05-03 16:22:03 -07:00
Jakub Jelinek
d652f226fc Update Copyright years for files modified in 2010. 
From-SVN: r168438
 2011-01-03 21:52:22 +01:00
Nathan Froyd
26716c44a3 re PR target/46040 (crtstuff.c:308:26: error: '__DTOR_LIST__' undeclared) 
gcc/
	PR target/46040
	* config.gcc (arm*-*-linux-*eabi): Use bpabi-lib.h.
	(arm*-*-uclinux*eabi, arm*-*-eabi*): Likewise.

libgcc/
	PR target/46040
	* config/arm/bpabi.h: Rename to...
	* config/arm/bpabi-lib.h: ...this.

From-SVN: r167751
 2010-12-13 16:23:50 +00:00
Nathan Froyd
a3abe41c30 cppbuiltin.c (define_builtin_macros_for_type_sizes): Define __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN. 
gcc/
	* cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
	__FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
	* config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
	* doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
	* system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.

libgcc/
	* config/libbid/bid_conf.h (BID_BIG_ENDIAN): Define in terms of
	__FLOAT_WORD_ORDER__.
	* config/libbid/bid_gcc_intrinsics.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN):
	Delete.

libdecnumber/
	* dconfig.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
	(WORDS_BIG_ENDIAN): Define based on value of __FLOAT_WORD_ORDER__.

From-SVN: r167129
 2010-11-24 23:29:41 +00:00
Ian Lance Taylor
f3824a8b6c re PR target/46089 (ICE: in gen_reg_rtx, at emit-rtl.c:861 with -mcmodel=large -fsplit-stack) 
gcc/:
	PR target/46089
	* config/i386/i386.c (split_stack_fn_large): New static variable.
	(ix86_expand_split_stack_prologue): Handle large model.
libgcc/:
	* config/i386/morestack.S (__morestack_large_model): New
	function.

From-SVN: r166427
 2010-11-08 04:34:32 +00:00
Nathan Froyd
18ed6ee4bf cppbuiltin.c (define_builtin_macros_for_type_sizes): Define __BYTE_ORDER__... 
gcc/
	* cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
	__BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__, __ORDER_BIG_ENDIAN__, and
	__ORDER_PDP_ENDIAN__.
	* libgcc2.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	(struct DWstruct): Define based on __BYTE_ORDER__.
	* config/fixed-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	(struct INTstruct): Define based on __BYTE_ORDER__.
	* config/dfp-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	(LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Test __BYTE_ORDER__.
	* system.h (LIBGCC2_WORDS_BIG_ENDIAN): Poison identifier.
	* config/arc/arc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/arm/arm.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/ia64/ia64.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/iq2000/iq2000.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/lm32/lm32.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/m32r/m32r.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/mcore/mcore.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/mep/mep.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/mips/mips.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/rx/rx.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/score/score.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/sh/sh.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/sparc/sparc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* doc/tm.texi.in (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	* doc/tm.texi: Regenerate.
	* doc/cpp.texi (__BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__): Document.
	(__ORDER_BIG_ENDIAN__, __ORDER_PDP_ENDIAN__): Likewise.

libdecnumber/
	* dconfig.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
	(LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Test __BYTE_ORDER__.

libgcc/
	* config/libbid/bid_gcc_intrinsics.h (LIBGCC2_WORDS_BIG_ENDIAN):
	Delete.
	(LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Test __BYTE_ORDER__.

From-SVN: r165881
 2010-10-23 03:05:47 +00:00
Nathan Froyd
8ac7fdcb39 config.gcc (arm*-*-linux-*eabi): Add bpabi.h from libgcc. 
gcc/
	* config.gcc (arm*-*-linux-*eabi) <tm_file>: Add bpabi.h from
	libgcc.
	(arm*-*-uclinux*eabi) <tm_file>: Likewise.
	(arm*-*-eabi*) <tm_file>: Likewise.
	(frv-*-elf) <tm_file>: Add frv-abi.h from libgcc.
	(frv-*-*linux*) <tm_file>: Likewise.
	* config/arm/bpabi.h: Delete DECLARE_LIBRARY_RENAMES stanzas
	and associated helper macros.
	* config/frv/frv-abi.h: Delete.

libgcc/
	* config/arm/bpabi.h: New file.
	* config/frv/frv-abi.h: New file.

From-SVN: r165463
 2010-10-14 12:35:43 +00:00
Ian Lance Taylor
cdb388c24a t-stack (LIB2ADD_ST): Set instead of LIB2ADD. 
* config/t-stack(LIB2ADD_ST): Set instead of LIB2ADD.
	* config/i386/t-stack-i386 (LIB2ADD_ST): Likewise.

From-SVN: r164893
 2010-10-01 19:31:49 +00:00
Michael Eager
809201325a Check in support for Xilinx MicroBlaze processor. 
From-SVN: r164756
 2010-09-30 18:21:57 +00:00
Ian Lance Taylor
7458026b01 common.opt (fsplit-stack): New option. 
gcc/:
	* common.opt (fsplit-stack): New option.
	* opts.c (decode_options): Set flag_split_stack to final value.
	* target.def (supports_split_stack): New hook.
	* gcc.c (STACK_SPLIT_SPEC): Define.
	(LINK_COMMAND_SPEC): Use STACK_SPLIT_SPEC.
	* doc/invoke.texi (Option Summary): Mention -fsplit-stack.
	(Code Gen Options): Document -fsplit-stack.
	* doc/extend.texi (Function Attributes): Mention no_split_stack.
	(Function Attributes): Document no_split_stack.
	* doc/tm.texi.in (Stack Smashing Protection): Add @hook
	TARGET_SUPPORTS_SPLIT_STACK.
	* doc/tm.texi: Rebuild.
	* function.c (thread_prologue_and_epilogue_insns): If
	flag_split_stack, add split stack prologue.
	* explow.c (allocate_dynamic_stack_space): Support -fsplit-stack.
	* varasm.c (saw_no_split_stack): New static variable.
	(assemble_start_function): Set saw_no_split_stack if the function
	has the no_split_stack attribute.
	(file_end_indicate_split_stack): New function.
	* output.h (file_end_indicate_split_stack): Declare.
	* libgcc-std.ver (GCC_4.6.0): Add -fsplit-stack support variables
	and function.
	* doc/libgcc.texi (Miscellaneous routines): Document -fsplit-stack
	routines.
	* config/i386/i386.c (ix86_option_override_internal): Don't set
	expand_builtin_va_start to NULL if -fsplit-stack.
	(ix86_function_regparm): Reduce local regparm by 1 for 32-bit
	-fsplit-stack.
	(ix86_va_start): If -fsplit-stack, get overflow pointer	from
	scratch register set by prologue.
	(ix86_code_end): If -fsplit-stack, call
	file_end_indicate_split_stack.
	(ix86_supports_split_stack): New static function.
	(SPLIT_STACK_AVAILABLE): Define.
	(split_stack_prologue_scratch_regno): New static function.
	(split_stack_fn): New static variable.
	(ix86_expand_split_stack_prologue): New function.
	(ix86_live_on_entry): New static function.
	(ix86_legitimate_address_p): Handle UNSPEC_STACK_CHECK.
	(output_pic_addr_const): Likewise.
	(i386_asm_output_addr_const_extra): Likewise.
	(ix86_expand_call): Change return type to rtx.  Return the new
	call instruction.
	(TARGET_SUPPORTS_SPLIT_STACK): Define.
	(TARGET_EXTRA_LIVE_ON_ENTRY): Define.
	* config/i386/i386.md (UNSPEC_STACK_CHECK): Define.
	(split_stack_prologue, split_stack_return): New insns.
	(split_stack_space_check): New insn.
	* config/i386/i386.h (struct machine_function): Add
	split_stack_varargs_pointer field.
	* config/i386/linux.h (TARGET_CAN_SPLIT_STACK): Define.
	(TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
	* config/i386/linux64.h (TARGET_CAN_SPLIT_STACK): Define.
	(TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
	* config/i386/i386-protos.h (ix86_expand_split_stack_prologue):
	Declare.
	(ix86_expand_call): Update declaration.
gcc/c-family/:
	* c-common.c (c_common_attribute_table): Add no_split_stack.
	(handle_no_split_stack_attribute): New static function.
gcc/testsuite/:
	* lib/target-supports.exp (check_effective_target_split_stack):
	New procedure.
	* gcc.dg/split-1.c: New test.
	* gcc.dg/split-2.c: New test.
	* gcc.dg/split-3.c: New test.
	* gcc.dg/split-4.c: New test.
libgcc/:
	* generic-morestack.h: New file.
	* generic-morestack.c: New file.
	* generic-morestack-thread.c: New file.
	* config/i386/morestack.S: New file.
	* config/t-stack: New file.
	* config/i386/t-stack-i386: New file.
	* config.host (i[34567]86-*-linux* and friends): Add t-stack and
	i386/t-stack-i386 to tmake_file.

From-SVN: r164661
 2010-09-27 19:48:20 +00:00
Uros Bizjak
4159fb8dd2 t-sol2 (__copysigntf3, __fabstf3): Disable for 64bit targets. 
* config/i386/t-sol2 (__copysigntf3, __fabstf3): Disable for
	64bit targets.
	(__fixtfti, __fixunstfti, __floattitf, __floatuntitf): Enable only
	for 64bit targets.

From-SVN: r163820
 2010-09-03 16:33:48 +02:00
Uros Bizjak
d78552bd0f config.gcc (i[34567]86-*-freebsd*, [...]): Add i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file. 
gcc/ChangeLog:

	* config.gcc (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add
	i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.

	* libgcc-std.ver (GCC_4.6.0): Define version.

libgcc/ChangeLog:

	* config.host (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add
	i386/t-freebsd to tmake_file.
	* config/i386/t-freebsd: New file.
	* config/i386/libgcc-bsd.ver: New file.

From-SVN: r163718
 2010-09-01 08:42:53 +02:00
Nathan Froyd
c5b79d4eb8 config.host (powerpc*-eabispe*): Set tmake_file. 
* config.host (powerpc*-eabispe*): Set tmake_file.
	(powerpc*-eabi*): Likewise.
	* config/rs6000/t-ppccomm (EXTRA_PARTS): Add crtbegin, crtend,
	crtbeginS, crtendS, crtbeginT.

From-SVN: r162474
 2010-07-23 16:53:48 +00:00