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- # Makefile for uClibc
- #
- # Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
- #
- # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
- #
- # The routines included in this math library are derived from the
- # math library for Apple's MacOS X/Darwin math library, which was
- # itself swiped from FreeBSD. The original copyright information
- # is as follows:
- #
- # Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
- #
- # Developed at SunPro, a Sun Microsystems, Inc. business.
- # Permission to use, copy, modify, and distribute this
- # software is freely granted, provided that this notice
- # is preserved.
- #
- # It has been ported to work with uClibc and generally behave
- # by Erik Andersen <andersen@codepoet.org>
- #
- subdirs += libm libm/$(TARGET_ARCH)
- CFLAGS-libm := -DNOT_IN_libc -DIS_IN_libm $(SSP_ALL_CFLAGS)
- libm_DIR:=$(top_srcdir)libm
- libm_OUT:=$(top_builddir)libm
- libm_ARCH_DIR:=$(libm_DIR)/$(TARGET_ARCH)
- libm_ARCH_OUT:=$(libm_OUT)/$(TARGET_ARCH)
- ifneq ($(TARGET_SUBARCH),)
- libm_SUBARCH_DIR:=$(libm_DIR)/$(TARGET_ARCH)/$(TARGET_SUBARCH)
- libm_SUBARCH_OUT:=$(libm_OUT)/$(TARGET_ARCH)/$(TARGET_SUBARCH)
- endif
- ifeq ($(UCLIBC_HAS_FPU),y)
- ifeq ($(DO_C99_MATH),y)
- -include $(libm_ARCH_DIR)/Makefile.arch
- -include $(libm_SUBARCH_DIR)/Makefile.arch
- endif
- endif
- FL_MSRC := float_wrappers.c
- LD_MSRC := ldouble_wrappers.c
- ifeq ($(DO_C99_MATH),y)
- libm_CSRC := \
- e_acos.c e_acosh.c e_asin.c e_atan2.c e_atanh.c e_cosh.c \
- e_exp.c e_exp10.c e_fmod.c e_hypot.c \
- e_lgamma_r.c e_log.c e_log2.c e_log10.c \
- e_pow.c e_remainder.c e_rem_pio2.c e_scalb.c e_sinh.c \
- e_sqrt.c k_cos.c k_rem_pio2.c k_sin.c k_tan.c \
- s_asinh.c s_atan.c s_cbrt.c s_ceil.c s_copysign.c s_cos.c \
- s_erf.c s_expm1.c s_fabs.c s_finite.c s_floor.c s_frexp.c \
- s_ilogb.c s_ldexp.c s_lib_version.c s_lrint.c s_lround.c s_llround.c \
- s_log1p.c s_logb.c s_modf.c s_nextafter.c \
- s_nextafterf.c s_round.c \
- s_rint.c s_scalbn.c s_signgam.c s_significand.c s_sin.c s_tan.c \
- s_tanh.c s_trunc.c \
- w_cabs.c \
- nan.c carg.c s_llrint.c \
- s_fpclassify.c s_fpclassifyf.c s_signbit.c s_signbitf.c \
- s_isnan.c s_isnanf.c s_isinf.c s_isinff.c s_finitef.c \
- s_fdim.c s_fma.c s_fmax.c s_fmin.c \
- s_remquo.c \
- cexp.c sincos.c \
- w_acos.c w_acosf.c w_acosl.c \
- w_asin.c w_asinf.c w_asinl.c \
- w_atan2.c w_atan2f.c w_atan2l.c \
- w_hypot.c w_hypotf.c w_hypotl.c \
- w_cosh.c w_coshf.c w_coshl.c \
- w_exp.c w_expf.c w_expl.c \
- w_exp2.c w_exp2f.c w_exp2l.c \
- w_exp10.c w_exp10f.c w_exp10l.c \
- w_lgamma_r.c w_lgammaf_r.c w_lgammal_r.c \
- w_lgamma.c w_lgammaf.c w_lgammal.c \
- w_tgamma.c w_tgammaf.c w_tgammal.c \
- w_log.c w_logf.c w_logl.c \
- w_log2.c w_log2f.c w_log2l.c \
- w_log10.c w_log10f.c w_log10l.c \
- w_pow.c w_powf.c w_powl.c \
- w_sinh.c w_sinhf.c w_sinhl.c \
- w_fmod.c w_fmodf.c w_fmodl.c \
- w_sqrt.c w_sqrtf.c w_sqrtl.c \
- w_remainder.c w_remainderf.c w_remainderl.c \
- w_acosh.c w_acoshf.c w_acoshl.c \
- w_atanh.c w_atanhf.c w_atanhl.c \
- w_scalb.c w_scalbf.c w_scalbl.c
- ifeq ($(UCLIBC_HAS_FENV),y)
- libm_CSRC += k_standard.c k_standardf.c k_standardl.c
- endif
- FL_MOBJ := \
- acosf.o \
- acoshf.o \
- asinf.o \
- asinhf.o \
- atan2f.o \
- atanf.o \
- atanhf.o \
- cargf.o \
- cbrtf.o \
- ceilf.o \
- copysignf.o \
- cosf.o \
- coshf.o \
- erfcf.o \
- erff.o \
- exp2f.o \
- expf.o \
- expm1f.o \
- fabsf.o \
- fdimf.o \
- floorf.o \
- fmaf.o \
- fmaxf.o \
- fminf.o \
- fmodf.o \
- frexpf.o \
- gammaf.o \
- hypotf.o \
- ilogbf.o \
- ldexpf.o \
- lgammaf.o \
- llrintf.o \
- llroundf.o \
- log10f.o \
- log1pf.o \
- log2f.o \
- logbf.o \
- logf.o \
- lrintf.o \
- lroundf.o \
- modff.o \
- nearbyintf.o \
- nexttowardf.o \
- powf.o \
- remainderf.o \
- remquof.o \
- rintf.o \
- roundf.o \
- scalblnf.o \
- scalbnf.o \
- significandf.o \
- sinf.o \
- sinhf.o \
- sqrtf.o \
- tanf.o \
- tanhf.o \
- tgammaf.o \
- truncf.o \
- ifeq ($(UCLIBC_SUSV3_LEGACY),y)
- FL_MOBJ += scalbf.o
- endif
- # Do not (yet?) implement the float variants of bessel functions
- ifeq (not-yet-implemented-$(DO_XSI_MATH),y)
- FL_MOBJ += \
- j0f.o \
- j1f.o \
- jnf.o \
- y0f.o \
- y1f.o \
- ynf.o
- endif
- LD_MOBJ := \
- __finitel.o \
- __fpclassifyl.o \
- __isinfl.o \
- __isnanl.o \
- __signbitl.o \
- acoshl.o \
- acosl.o \
- asinhl.o \
- asinl.o \
- atan2l.o \
- atanhl.o \
- atanl.o \
- cargl.o \
- cbrtl.o \
- ceill.o \
- copysignl.o \
- coshl.o \
- cosl.o \
- erfcl.o \
- erfl.o \
- exp2l.o \
- expl.o \
- expm1l.o \
- fabsl.o \
- fdiml.o \
- floorl.o \
- fmal.o \
- fmaxl.o \
- fminl.o \
- fmodl.o \
- frexpl.o \
- gammal.o \
- hypotl.o \
- ilogbl.o \
- ldexpl.o \
- lgammal.o \
- llrintl.o \
- llroundl.o \
- log10l.o \
- log1pl.o \
- log2l.o \
- logbl.o \
- logl.o \
- lrintl.o \
- lroundl.o \
- modfl.o \
- nearbyintl.o \
- nextafterl.o \
- nexttowardl.o \
- powl.o \
- remainderl.o \
- remquol.o \
- rintl.o \
- roundl.o \
- scalblnl.o \
- scalbnl.o \
- significandl.o \
- sinhl.o \
- sinl.o \
- sqrtl.o \
- tanhl.o \
- tanl.o \
- tgammal.o \
- truncl.o \
- # Do not (yet?) implement the long double variants of bessel functions
- ifeq (not-yet-implemented-$(DO_XSI_MATH),y)
- LD_MOBJ += \
- j0l.o \
- j1l.o \
- jnl.o \
- y0l.o \
- y1l.o \
- ynl.o
- endif
- else
- # This list of math functions was taken from POSIX/IEEE 1003.1b-1993
- libm_CSRC := \
- s_atan.c s_ceil.c s_cos.c \
- s_fabs.c s_floor.c s_frexp.c \
- s_ldexp.c s_modf.c s_sin.c \
- s_tan.c s_tanh.c \
- s_expm1.c s_scalbn.c s_copysign.c e_acos.c e_asin.c e_atan2.c \
- k_cos.c e_cosh.c e_exp.c e_fmod.c e_log.c e_log10.c e_pow.c \
- k_sin.c e_sinh.c e_sqrt.c k_tan.c e_rem_pio2.c k_rem_pio2.c \
- s_finite.c e_exp10.c \
- matherr_wrapers.c k_standart.c
- # We'll add sqrtf to avoid problems with libstdc++
- FL_MOBJ := sqrtf.o
- endif
- ifeq ($(DO_XSI_MATH),y)
- libm_CSRC += \
- e_j0.c e_j1.c e_jn.c \
- w_j0.c w_j0f.c w_j0l.c \
- w_j1.c w_j1f.c w_j1l.c \
- w_jn.c w_jnf.c w_jnl.c
- endif
- # assume that arch specific versions are provided as single sources/objects
- ifeq ($(UCLIBC_HAS_FPU),y)
- ifeq ($(DO_C99_MATH),y)
- ifneq ($(strip $(libm_ARCH_OBJS)),)
- # remove generic sources, if arch specific version is present
- ifneq ($(strip $(libm_ARCH_SRC)),)
- libm_CSRC := $(filter-out $(notdir $(libm_ARCH_SRC)),$(libm_CSRC))
- endif
- # remove generic objects built from multi-sources, if arch specific version is present
- FL_MOBJ := $(filter-out $(notdir $(libm_ARCH_OBJS)),$(FL_MOBJ))
- LD_MOBJ := $(filter-out $(notdir $(libm_ARCH_OBJS)),$(LD_MOBJ))
- # we also try to remove % if s_% is in arch specific subdir
- FL_MOBJ := $(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(FL_MOBJ))
- LD_MOBJ := $(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(LD_MOBJ))
- endif
- endif
- endif
- libm_SRC := $(patsubst %.c,$(libm_DIR)/%.c,$(libm_CSRC))
- libm_OBJ := $(patsubst $(libm_DIR)/%.c,$(libm_OUT)/%.o,$(libm_SRC))
- ifeq ($(strip $(UCLIBC_HAS_LONG_DOUBLE_MATH)),y)
- libm_MSRC_LD := $(libm_DIR)/$(LD_MSRC)
- libm_MOBJ_LD := $(patsubst %.o,$(libm_OUT)/%.o,$(LD_MOBJ))
- endif
- libm_MSRC_FL := $(libm_DIR)/$(FL_MSRC)
- libm_MOBJ_FL := $(patsubst %.o,$(libm_OUT)/%.o,$(FL_MOBJ))
- libm_OBJS := $(libm_OBJ) $(libm_MOBJ_FL) $(libm_MOBJ_LD)
- ifeq ($(DOPIC),y)
- libm-a-y += $(libm_OBJS:.o=.os)
- else
- libm-a-y += $(libm_OBJS)
- endif
- libm-so-y += $(libm_OBJS:.o=.os)
- objclean-y += CLEAN_libm
- $(libm_OUT)/libm.oS: $(libm_SRC) $(libm_MSRC_FL) $(libm_MSRC_LD) $(libm_ARCH_SRC)
- $(Q)$(RM) $@
- $(compile-m)
- $(libm_MOBJ_FL): $(libm_MSRC_FL)
- $(compile.m)
- $(libm_MOBJ_LD): $(libm_MSRC_LD)
- $(compile.m)
- $(libm_MOBJ_FL:.o=.os): $(libm_MSRC_FL)
- $(compile.m)
- $(libm_MOBJ_LD:.o=.os): $(libm_MSRC_LD)
- $(compile.m)
- # spare us from adding a gazillion dummy two-liner files
- $(libm_MOBJ_FL:.o=.i): $(libm_MSRC_FL)
- $(compile.mi)
- $(libm_MOBJ_LD:.o=.i): $(libm_MSRC_LD)
- $(compile.mi)
- CLEAN_libm:
- $(do_rm) $(addprefix $(libm_OUT)/,$(foreach e, o os oS a,$(foreach d, *. */*. */*/*.,$(d)$(e))))
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