473 lines
15 KiB
Makefile
473 lines
15 KiB
Makefile
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export CC = kos32-gcc
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export AR = kos32-ar
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export LD = kos32-ld
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export STRIP = kos32-strip
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export SDK_DIR:= $(abspath ../../../../sdk)
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cpu_type = i386
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enable_shared = no
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double_type_size = 64
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long_double_type_size = 96
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decimal_float = yes
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enable_vtable_verify = no
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enable_decimal_float = bid
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fixed_point = no
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# List of extra object files that should be compiled for this target machine.
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# The rules for compiling them should be in the t-* file for the machine.
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EXTRA_PARTS = crtbegin.o crtend.o crtfastmath.o
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CFLAGS_OPT+= -fomit-frame-pointer -fno-ident -mno-ms-bitfields
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CFLAGS_OPT+= -fbuilding-libgcc -fno-stack-protector
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CFLAGS = -c -O2 -DIN_GCC -DIN_LIBGCC2 -DHAVE_CC_TLS -DUSE_EMUTLS
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CFLAGS+= -U_Win32 -U_WIN32 -U__MINGW32__ -UWIN32 -UWINNT -U_MSC_VER
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CFLAGS+= -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
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CFLAGS+= -Wold-style-definition $(CFLAGS_OPT)
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DECNUMINC = -Iconfig/libbid -DENABLE_DECIMAL_BID_FORMAT
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INCLUDES = -I. -I../gcc -I../include -I$(SDK_DIR)/sources/newlib/libc/include $(DECNUMINC)
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gcc_compile = $(CC) $(INCLUDES) $(CFLAGS)
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# Defined in libgcc2.c, included only in the static library.
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LIB2FUNCS_ST = _eprintf __gcc_bcmp
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# List of functions not to build from libgcc2.c.
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LIB2FUNCS_EXCLUDE =
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# These might cause a divide overflow trap and so are compiled with
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# unwinder info.
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LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
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objext = .o
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FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
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_fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
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_lt_sf _le_sf _unord_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
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_sf_to_df _sf_to_tf _thenan_sf _sf_to_usi _usi_to_sf
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DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
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_fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
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_lt_df _le_df _unord_df _si_to_df _df_to_si _negate_df _make_df \
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_df_to_sf _df_to_tf _thenan_df _df_to_usi _usi_to_df
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TPBIT_FUNCS = _pack_tf _unpack_tf _addsub_tf _mul_tf _div_tf \
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_fpcmp_parts_tf _compare_tf _eq_tf _ne_tf _gt_tf _ge_tf \
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_lt_tf _le_tf _unord_tf _si_to_tf _tf_to_si _negate_tf _make_tf \
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_tf_to_df _tf_to_sf _thenan_tf _tf_to_usi _usi_to_tf
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# Additional sources to handle exceptions; overridden by targets as needed.
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LIB2ADDEH = unwind-dw2.c unwind-dw2-fde.c unwind-sjlj.c unwind-c.c
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LIB2ADDEHSTATIC = $(LIB2ADDEH)
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LIB2ADD = config/i386/gthr-kos32.c \
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config/i386/kos32-app.c \
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config/i386/libc-loader.c
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EH_MODEL = dw2
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CUSTOM_CRTSTUFF = yes
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#crtbegin.o: config/i386/cygming-crtbegin.c
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# $(crt_compile) -fno-omit-frame-pointer -c $<
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#crtbeginS.o: config/i386/cygming-crtbegin.c
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# $(crt_compile) -fno-omit-frame-pointer -c $< -DCRTSTUFFS_O
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# We intentionally use a implementation-reserved init priority of 0,
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# so allow the warning.
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#crtend.o: config/i386/cygming-crtend.c
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# $(crt_compile) -fno-omit-frame-pointer -Wno-error -c $<
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# This is an endfile, Use -minline-all-stringops to ensure
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# that __builtin_memset doesn't refer to the lib function memset().
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crtfastmath.o: config/i386/crtfastmath.c
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$(gcc_compile) -mfxsr -msse -c $<
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LIB1ASMSRC = i386/start.S
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LIB1ASMFUNCS = _chkstk _chkstk_ms _start
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DFP_ENABLE = true
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LIB2ADD += config/i386/cpuinfo.c
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LIB2ADD += config/i386/sfp-exceptions.c
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softfp_float_modes := tf
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softfp_int_modes := si di ti
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softfp_extensions := sftf dftf xftf
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softfp_truncations := tfsf tfdf tfxf
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softfp_exclude_libgcc2 := n
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# Omit TImode functions
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softfp_int_modes := si di
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# Provide fallbacks for __builtin_copysignq and __builtin_fabsq.
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LIB2ADD += config/i386/32/tf-signs.c
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# While emutls.c has nothing to do with EH, it is in LIB2ADDEH*
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# instead of LIB2ADD because that's the way to be sure on some targets
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# (e.g. *-*-darwin*) only one copy of it is linked.
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LIB2ADDEH += emutls.c
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LIB2ADDEHSTATIC += emutls.c
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softfp_float_funcs = add$(m)3 div$(m)3 eq$(m)2 ge$(m)2 le$(m)2 mul$(m)3 \
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neg$(m)2 sub$(m)3 unord$(m)2
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softfp_floatint_funcs = fix$(m)$(i) fixuns$(m)$(i) \
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float$(i)$(m) floatun$(i)$(m)
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softfp_func_list := \
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$(foreach m,$(softfp_float_modes), \
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$(softfp_float_funcs) \
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$(foreach i,$(softfp_int_modes), \
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$(softfp_floatint_funcs))) \
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$(foreach e,$(softfp_extensions),extend$(e)2) \
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$(foreach t,$(softfp_truncations),trunc$(t)2) \
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$(softfp_extras)
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ifeq ($(softfp_exclude_libgcc2),y)
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# This list is taken from mklibgcc.in and doesn't presently allow for
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# 64-bit targets where si should become di and di should become ti.
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softfp_func_list := $(filter-out floatdidf floatdisf fixunsdfsi fixunssfsi \
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fixunsdfdi fixdfdi fixunssfdi fixsfdi fixxfdi fixunsxfdi \
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floatdixf fixunsxfsi fixtfdi fixunstfdi floatditf \
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floatundidf floatundisf floatundixf floatunditf,$(softfp_func_list))
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endif
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softfp_file_list := $(addsuffix .c,$(addprefix soft-fp/,$(softfp_func_list)))
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# Disable missing prototype and type limit warnings. The prototypes
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# for the functions in the soft-fp files have not been brought across
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# from glibc.
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soft-fp-objects-base = $(basename $(notdir $(softfp_file_list)))
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soft-fp-objects = $(addsuffix $(objext), $(soft-fp-objects-base)) \
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$(addsuffix _s$(objext), $(soft-fp-objects-base))
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$(soft-fp-objects) : INTERNAL_CFLAGS += -Wno-missing-prototypes -Wno-type-limits
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LIB2ADD += $(softfp_file_list)
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ifneq ($(softfp_exclude_libgcc2),y)
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# Functions in libgcc2.c are excluded for each soft-float mode (a
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# target may have both soft-float and hard-float modes), for the fixed
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# list of integer modes (si and di) for which libgcc2.c defines any
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# such functions. Depending on the target, the si and di symbols may
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# in fact define di and ti functions.
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LIB2FUNCS_EXCLUDE += \
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$(addprefix _,$(foreach m,$(softfp_float_modes), \
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$(foreach i,si di, \
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$(softfp_floatint_funcs))))
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endif
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iterator = empty.mk $(patsubst %,static-object.mk,$(iter-items))
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lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \
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_clear_cache _trampoline __main _absvsi2 _absvdi2 _addvsi3 \
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_addvdi3 _subvsi3 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2 \
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_ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 _ctzsi2 _ctzdi2 \
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_popcount_tab _popcountsi2 _popcountdi2 _paritysi2 _paritydi2 \
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_powisf2 _powidf2 _powixf2 _powitf2 _mulsc3 _muldc3 _mulxc3 \
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_multc3 _divsc3 _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 \
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_clrsbsi2 _clrsbdi2
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swfloatfuncs = $(patsubst %,_fixuns%XX,sf df xf)
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dwfloatfuncs = $(patsubst %,_fix%XX,sf df xf tf) \
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$(patsubst %,_fixuns%XX,sf df xf tf) \
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$(patsubst %,_floatXX%,sf df xf tf) \
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$(patsubst %,_floatunXX%,sf df xf tf)
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ifeq ($(LIB2_SIDITI_CONV_FUNCS),)
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lib2funcs += $(subst XX,si,$(swfloatfuncs))
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lib2funcs += $(subst XX,di,$(dwfloatfuncs))
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endif
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# These might cause a divide overflow trap and so are compiled with
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# unwinder info.
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LIB2_DIVMOD_FUNCS = _divdi3 _moddi3 _udivdi3 _umoddi3 _udiv_w_sdiv _udivmoddi4
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# Remove any objects from lib2funcs and LIB2_DIVMOD_FUNCS that are
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# defined as optimized assembly code in LIB1ASMFUNCS or as C code
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# in LIB2FUNCS_EXCLUDE.
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lib2funcs := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS),$(lib2funcs))
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LIB2_DIVMOD_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE) $(LIB1ASMFUNCS), \
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$(LIB2_DIVMOD_FUNCS))
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# Build "libgcc1" (assembly) components.
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lib1asmfuncs-o = $(patsubst %,%$(objext),$(LIB1ASMFUNCS))
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$(lib1asmfuncs-o): %$(objext): config/$(LIB1ASMSRC)
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$(gcc_compile) -DL$* -xassembler-with-cpp -c $< -o $@
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libgcc-objects += $(lib1asmfuncs-o)
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# Build lib2funcs. For the static library also include LIB2FUNCS_ST.
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lib2funcs-o = $(patsubst %,%$(objext),$(lib2funcs) $(LIB2FUNCS_ST))
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$(lib2funcs-o): %$(objext): libgcc2.c
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$(gcc_compile) -DL$* -c $< -o $@
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libgcc-objects += $(lib2funcs-o)
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ifneq ($(LIB2_SIDITI_CONV_FUNCS),)
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# Build libgcc2.c for each conversion function, with a specific
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# L<func> definition and LIBGCC2_UNITS_PER_WORD setting. The DImode
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# functions are built with a wordsize of 4; the TImode functions are
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# built with the same labels, but a wordsize of 8.
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sifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,si,$(swfloatfuncs)))
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difuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,di,$(dwfloatfuncs)))
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tifuncs := $(filter-out $(LIB2FUNCS_EXCLUDE),$(subst XX,ti,$(dwfloatfuncs)))
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iter-items := $(sifuncs) $(difuncs) $(tifuncs)
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iter-labels := $(sifuncs) $(difuncs) $(difuncs)
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iter-sizes := $(patsubst %,4,$(sifuncs) $(difuncs)) $(patsubst %,8,$(tifuncs))
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include empty.mk $(patsubst %,siditi-object.mk,$(iter-items))
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libgcc-objects += $(patsubst %,%$(objext),$(sifuncs) $(difuncs) $(tifuncs))
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endif
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ifeq ($(LIB2_DIVMOD_EXCEPTION_FLAGS),)
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# Provide default flags for compiling divmod functions, if they haven't been
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# set already by a target-specific Makefile fragment.
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LIB2_DIVMOD_EXCEPTION_FLAGS := -fexceptions -fnon-call-exceptions
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endif
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# Build LIB2_DIVMOD_FUNCS.
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lib2-divmod-o = $(patsubst %,%$(objext),$(LIB2_DIVMOD_FUNCS))
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$(lib2-divmod-o): %$(objext): libgcc2.c
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$(gcc_compile) -DL$* -c $< $(LIB2_DIVMOD_EXCEPTION_FLAGS) -o $@
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libgcc-objects += $(lib2-divmod-o)
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ifeq ($(TPBIT),)
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# _sf_to_tf and _df_to_tf require tp-bit.c being compiled in.
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FPBIT_FUNCS := $(filter-out _sf_to_tf,$(FPBIT_FUNCS))
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DPBIT_FUNCS := $(filter-out _df_to_tf,$(DPBIT_FUNCS))
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endif
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FPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(FPBIT_FUNCS))
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DPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(DPBIT_FUNCS))
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TPBIT_FUNCS := $(filter-out $(LIB2FUNCS_EXCLUDE),$(TPBIT_FUNCS))
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fpbit-src := fp-bit.c
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# Build FPBIT.
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ifneq ($(FPBIT),)
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fpbit-o = $(patsubst %,%$(objext),$(FPBIT_FUNCS))
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$(fpbit-o): %$(objext): $(fpbit-src)
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$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DFLOAT $(FPBIT_CFLAGS) -c $< -o $@
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libgcc-objects += $(fpbit-o)
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endif
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# Build DPBIT.
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ifneq ($(DPBIT),)
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dpbit-o = $(patsubst %,%$(objext),$(DPBIT_FUNCS))
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$(dpbit-o): %$(objext): $(fpbit-src)
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$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* $(DPBIT_CFLAGS) -c $< -o $@
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libgcc-objects += $(dpbit-o)
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endif
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# Build TPBIT.
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ifneq ($(TPBIT),)
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tpbit-o = $(patsubst %,%$(objext),$(TPBIT_FUNCS))
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$(tpbit-o): %$(objext): $(fpbit-src)
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$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DTFLOAT $(TPBIT_CFLAGS) -c $< -o $@
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libgcc-objects += $(tpbit-o)
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endif
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# Build decimal floating point support.
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ifeq ($(decimal_float),yes)
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# If $DFP_ENABLE is set, then we want all data type sizes.
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ifneq ($(DFP_ENABLE),)
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D32PBIT = 1
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D64PBIT = 1
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D128PBIT = 1
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endif
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dfp-filenames =
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ifneq ($(D32PBIT)$(D64PBIT)$(D128PBIT),)
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ifeq ($(enable_decimal_float),bid)
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dfp-filenames += bid_decimal_globals bid_decimal_data \
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bid_binarydecimal bid_convert_data \
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_isinfd32 _isinfd64 _isinfd128 bid64_noncomp \
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bid128_noncomp bid128_fma bid_round bid_from_int \
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bid64_add bid128_add bid64_div bid128_div \
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bid64_mul bid128_mul bid64_compare bid128_compare \
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bid128 bid32_to_bid64 bid32_to_bid128 bid64_to_bid128 \
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bid64_to_int32 bid64_to_int64 \
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bid64_to_uint32 bid64_to_uint64 \
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bid128_to_int32 bid128_to_int64 \
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bid128_to_uint32 bid128_to_uint64
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else
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dfp-filenames += decContext decNumber decExcept decRound decLibrary decDouble decPacked decQuad decSingle
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endif
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endif
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dfp-objects = $(patsubst %,%$(objext),$(dfp-filenames))
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ifeq ($(enable_decimal_float),bid)
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$(dfp-objects): %$(objext): config/libbid/%.c
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else
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$(dfp-objects): %$(objext): ../libdecnumber/%.c
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endif
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$(gcc_compile) -c $<
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libgcc-objects += $(dfp-objects)
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decbits-filenames =
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ifneq ($(enable_decimal_float),bid)
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ifneq ($(D32PBIT),)
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decbits-filenames += decimal32
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endif
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ifneq ($(D64PBIT),)
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decbits-filenames += decimal64
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endif
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ifneq ($(D128PBIT),)
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decbits-filenames += decimal128
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endif
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endif
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decbits-objects = $(patsubst %,%$(objext),$(decbits-filenames))
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ifeq ($(enable_decimal_float),bid)
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$(decbits-objects): %$(objext): config/libbid/%.c
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else
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$(decbits-objects): %$(objext): ../libdecnumber/$(enable_decimal_float)/%.c
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endif
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$(gcc_compile) -c $<
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libgcc-objects += $(decbits-objects)
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# Next build individual support functions.
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D32PBIT_FUNCS = _addsub_sd _div_sd _mul_sd _plus_sd _minus_sd \
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_eq_sd _ne_sd _lt_sd _gt_sd _le_sd _ge_sd \
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_sd_to_si _sd_to_di _sd_to_usi _sd_to_udi \
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_si_to_sd _di_to_sd _usi_to_sd _udi_to_sd \
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_sd_to_sf _sd_to_df _sd_to_xf _sd_to_tf \
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_sf_to_sd _df_to_sd _xf_to_sd _tf_to_sd \
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_sd_to_dd _sd_to_td _unord_sd _conv_sd
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D64PBIT_FUNCS = _addsub_dd _div_dd _mul_dd _plus_dd _minus_dd \
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_eq_dd _ne_dd _lt_dd _gt_dd _le_dd _ge_dd \
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_dd_to_si _dd_to_di _dd_to_usi _dd_to_udi \
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_si_to_dd _di_to_dd _usi_to_dd _udi_to_dd \
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_dd_to_sf _dd_to_df _dd_to_xf _dd_to_tf \
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_sf_to_dd _df_to_dd _xf_to_dd _tf_to_dd \
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_dd_to_sd _dd_to_td _unord_dd _conv_dd
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D128PBIT_FUNCS = _addsub_td _div_td _mul_td _plus_td _minus_td \
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_eq_td _ne_td _lt_td _gt_td _le_td _ge_td \
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_td_to_si _td_to_di _td_to_usi _td_to_udi \
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_si_to_td _di_to_td _usi_to_td _udi_to_td \
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_td_to_sf _td_to_df _td_to_xf _td_to_tf \
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_sf_to_td _df_to_td _xf_to_td _tf_to_td \
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_td_to_sd _td_to_dd _unord_td _conv_td
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ifeq ($(enable_decimal_float),bid)
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ifneq ($(D32PBIT),)
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D32PBIT_FUNCS:=$(filter-out _plus_sd _minus_sd _conv_sd, $(D32PBIT_FUNCS))
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endif
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ifneq ($(D64PBIT),)
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D64PBIT_FUNCS:=$(filter-out _plus_dd _minus_dd _conv_dd, $(D64PBIT_FUNCS))
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endif
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ifneq ($(D128PBIT),)
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D128PBIT_FUNCS:=$(filter-out _plus_td _minus_td _conv_td, $(D128PBIT_FUNCS))
|
|
endif
|
|
endif
|
|
|
|
ifneq ($(D32PBIT),)
|
|
d32pbit-o = $(patsubst %,%$(objext),$(D32PBIT_FUNCS))
|
|
ifeq ($(enable_decimal_float),bid)
|
|
$(d32pbit-o): %$(objext): config/libbid/%.c
|
|
else
|
|
$(d32pbit-o): %$(objext): $(srcdir)/dfp-bit.c
|
|
endif
|
|
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=32 -c $< -o $@
|
|
libgcc-objects += $(d32pbit-o)
|
|
endif
|
|
|
|
ifneq ($(D64PBIT),)
|
|
d64pbit-o = $(patsubst %,%$(objext),$(D64PBIT_FUNCS))
|
|
ifeq ($(enable_decimal_float),bid)
|
|
$(d64pbit-o): %$(objext): config/libbid/%.c
|
|
else
|
|
$(d64pbit-o): %$(objext): $(srcdir)/dfp-bit.c
|
|
endif
|
|
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=64 -c $<
|
|
libgcc-objects += $(d64pbit-o)
|
|
endif
|
|
|
|
ifneq ($(D128PBIT),)
|
|
d128pbit-o = $(patsubst %,%$(objext),$(D128PBIT_FUNCS))
|
|
ifeq ($(enable_decimal_float),bid)
|
|
$(d128pbit-o): %$(objext): config/libbid/%.c
|
|
else
|
|
$(d128pbit-o): %$(objext): $(srcdir)/dfp-bit.c
|
|
endif
|
|
$(gcc_compile) -DFINE_GRAINED_LIBRARIES -DL$* -DWIDTH=128 -c $<
|
|
libgcc-objects += $(d128pbit-o)
|
|
endif
|
|
|
|
endif
|
|
|
|
# Build LIB2ADD and LIB2ADD_ST.
|
|
ifneq ($(filter-out %.c %.S %.asm,$(LIB2ADD) $(LIB2ADD_ST)),)
|
|
$(error Unsupported files in LIB2ADD or LIB2ADD_ST.)
|
|
endif
|
|
|
|
libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD))))
|
|
libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADD_ST))))
|
|
|
|
c_flags :=
|
|
iter-items := $(LIB2ADD) $(LIB2ADD_ST)
|
|
include $(iterator)
|
|
|
|
c_flags := -fexceptions
|
|
|
|
libgcc-objects += $(addsuffix $(objext),$(basename $(notdir $(LIB2ADDEH))))
|
|
|
|
iter-items := $(LIB2ADDEH)
|
|
include $(iterator)
|
|
|
|
|
|
# targets
|
|
|
|
all: libgcc.a
|
|
|
|
libgcc.a : $(libgcc-objects) Makefile
|
|
$(AR) crs libgcc.a $(libgcc-objects)
|
|
# mv -f libbfd.a $(SDK_DIR)/lib
|
|
|
|
|
|
|