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# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011
# Free Software Foundation, Inc.
#
# This file 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 of the License, or (at your option)
# any later version.
#
# This file 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/>.
# Define system directory to match STANDARD_INCLUDE_DIR in spu-elf.h,
# allowing combined SPU/PPU sysroot builds.
NATIVE_SYSTEM_HEADER_DIR = /include
# Suppress building libgcc1.a
LIBGCC1 =
CROSS_LIBGCC1 =
TARGET_LIBGCC2_CFLAGS = -fPIC -mwarn-reloc -D__IN_LIBGCC2
# We exclude those because the libgcc2.c default versions do not support
# the SPU single-precision format (round towards zero). We provide our
# own versions below and/or via direct expansion.
LIB2FUNCS_EXCLUDE = _floatdisf _floatundisf _floattisf _floatunstisf
# We provide our own version of __divdf3 that performs better and has
# better support for non-default rounding modes.
DPBIT_FUNCS := $(filter-out _div_df, $(DPBIT_FUNCS))
LIB2FUNCS_STATIC_EXTRA = $(srcdir)/config/spu/float_unssidf.c \
$(srcdir)/config/spu/float_unsdidf.c \
$(srcdir)/config/spu/float_unsdisf.c \
$(srcdir)/config/spu/float_disf.c \
$(srcdir)/config/spu/mfc_tag_table.c \
$(srcdir)/config/spu/mfc_tag_reserve.c \
$(srcdir)/config/spu/mfc_tag_release.c \
$(srcdir)/config/spu/mfc_multi_tag_reserve.c \
$(srcdir)/config/spu/mfc_multi_tag_release.c \
$(srcdir)/config/spu/multi3.c \
$(srcdir)/config/spu/divmodti4.c \
$(srcdir)/config/spu/divv2df3.c
LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
$(srcdir)/unwind-sjlj.c $(srcdir)/unwind-c.c
# We want fine grained libraries, so use the new code to build the
# floating point emulation libraries.
FPBIT = fp-bit.c
DPBIT = dp-bit.c
dp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/spu/t-spu-elf
cat $(srcdir)/config/fp-bit.c > dp-bit.c
fp-bit.c: $(srcdir)/config/fp-bit.c $(srcdir)/config/spu/t-spu-elf
echo '#define FLOAT' > fp-bit.c
cat $(srcdir)/config/fp-bit.c >> fp-bit.c
# Build TImode conversion routines to support Fortran 128-bit
# integer data types.
LIB2_SIDITI_CONV_FUNCS=yes
# Don't let CTOR_LIST end up in sdata section.
CRTSTUFF_T_CFLAGS =
# Multi-lib support.
MULTILIB_OPTIONS=mea64
# Neither gcc or newlib seem to have a standard way to generate multiple
# crt*.o files. So we don't use the standard crt0.o name anymore.
EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o libgcc_cachemgr.a libgcc_cachemgr_nonatomic.a \
libgcc_cache8k.a libgcc_cache16k.a libgcc_cache32k.a libgcc_cache64k.a libgcc_cache128k.a
$(T)cachemgr.o: $(srcdir)/config/spu/cachemgr.c
$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -c $< -o $@
# Specialised rule to add a -D flag.
$(T)cachemgr_nonatomic.o: $(srcdir)/config/spu/cachemgr.c
$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -DNONATOMIC -c $< -o $@
$(T)libgcc_%.a: $(T)%.o
$(AR_FOR_TARGET) -rcs $@ $<
$(T)cache8k.o: $(srcdir)/config/spu/cache.S
$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=8 -o $@ -c $<
$(T)cache16k.o: $(srcdir)/config/spu/cache.S
$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=16 -o $@ -c $<
$(T)cache32k.o: $(srcdir)/config/spu/cache.S
$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=32 -o $@ -c $<
$(T)cache64k.o: $(srcdir)/config/spu/cache.S
$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=64 -o $@ -c $<
$(T)cache128k.o: $(srcdir)/config/spu/cache.S
$(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) -D__CACHE_SIZE__=128 -o $@ -c $<
LIBGCC = stmp-multilib
INSTALL_LIBGCC = install-multilib
spu.o: $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) \
$(RTL_H) $(REGS_H) hard-reg-set.h \
real.h insn-config.h conditions.h insn-attr.h flags.h $(RECOG_H) \
$(OBSTACK_H) $(TREE_H) $(EXPR_H) $(OPTABS_H) except.h function.h \
output.h $(BASIC_BLOCK_H) $(INTEGRATE_H) $(GGC_H) $(HASHTAB_H) \
$(TM_P_H) $(TARGET_H) $(TARGET_DEF_H) langhooks.h reload.h cfglayout.h \
$(srcdir)/config/spu/spu-protos.h \
$(srcdir)/config/spu/spu-builtins.def
spu-c.o: $(srcdir)/config/spu/spu-c.c \
$(srcdir)/config/spu/spu-protos.h \
$(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(CPPLIB_H) \
$(TM_P_H) $(C_COMMON_H) $(C_PRAGMA_H) coretypes.h $(TM_H) insn-codes.h
$(COMPILER) -c $(ALL_COMPILERFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) \
$(srcdir)/config/spu/spu-c.c
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