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

1 files changed, 66 insertions, 0 deletions

diff --git a/gcc/config/c6x/t-c6x-elf b/gcc/config/c6x/t-c6x-elf
new file mode 100644
index 0000000..ed28642
--- /dev/null
+++ b/gcc/config/c6x/t-c6x-elf
@@ -0,0 +1,66 @@
+# Target Makefile Fragment for TI C6X using ELF.
+# Copyright (C) 2010, 2011 Free Software Foundation, Inc.
+# Contributed by CodeSourcery.
+#
+# This file is part of GCC.
+#
+# GCC is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published
+# by the Free Software Foundation; either version 3, or (at your
+# option) any later version.
+#
+# GCC is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+# License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GCC; see the file COPYING3.  If not see
+# <http://www.gnu.org/licenses/>.
+
+LIB1ASMSRC = c6x/lib1funcs.asm
+LIB1ASMFUNCS = _divsi3 _udivsi3 _umodsi3 _modsi3 _udivmodsi4 _divmodsi4
+LIB1ASMFUNCS += _strasgi _strasgi_64plus _clzsi2 _clzdi2 _clz
+LIB1ASMFUNCS += _push_rts _pop_rts _call_stub
+
+LIB2FUNCS_EXCLUDE = _cmpdi2 _ucmpdi2 _gcc_bcmp _eprintf _clzsi _clzdi
+
+LIB2FUNCS_EXTRA = $(srcdir)/config/c6x/gef.c \
+                  $(srcdir)/config/c6x/gtf.c \
+                  $(srcdir)/config/c6x/lef.c \
+                  $(srcdir)/config/c6x/ltf.c \
+                  $(srcdir)/config/c6x/eqf.c \
+                  $(srcdir)/config/c6x/ged.c \
+                  $(srcdir)/config/c6x/gtd.c \
+                  $(srcdir)/config/c6x/led.c \
+                  $(srcdir)/config/c6x/ltd.c \
+                  $(srcdir)/config/c6x/eqd.c
+
+# Use this variant for fully testing all CPU types
+#MULTILIB_OPTIONS     = mbig-endian march=c674x/march=c64x/march=c67x/march=c67x+/march=c62x
+#MULTILIB_DIRNAMES    = be c674x c64x c67x c67x+ c62x
+
+MULTILIB_OPTIONS     = mbig-endian march=c674x
+MULTILIB_DIRNAMES    = be c674x
+MULTILIB_EXCEPTIONS  =
+MULTILIB_MATCHES     =
+
+# Assemble startup files.
+$(T)crti.o: $(srcdir)/config/c6x/crti.s $(GCC_PASSES)
+	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
+	-c -o $(T)crti.o $(CRTSTUFF_T_CFLAGS) -x assembler-with-cpp \
+	$(srcdir)/config/c6x/crti.s
+
+$(T)crtn.o: $(srcdir)/config/c6x/crtn.s $(GCC_PASSES)
+	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
+	-c -o $(T)crtn.o $(CRTSTUFF_T_CFLAGS) -x assembler-with-cpp \
+	$(srcdir)/config/c6x/crtn.s
+
+EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crtbeginS.o crtendS.o crti.o crtn.o
+
+# Avoid failures when the user's GOT becomes too large.
+CRTSTUFF_T_CFLAGS = -msdata=none
+CRTSTUFF_T_CFLAGS_S = -msdata=none
+TARGET_LIBGCC2_CFLAGS = -msdata=none
+
+SHLIB_MAPFILES += $(srcdir)/config/c6x/libgcc-c6xeabi.ver