libm/Makefile.in

   1 # Makefile for uClibc
   2 #
   3 # Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
   4 #
   5 # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
   6 #
   7 # The routines included in this math library are derived from the
   8 # math library for Apple's MacOS X/Darwin math library, which was
   9 # itself swiped from FreeBSD.  The original copyright information
  10 # is as follows:
  11 #
  12 #     Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
  13 #
  14 #     Developed at SunPro, a Sun Microsystems, Inc. business.
  15 #     Permission to use, copy, modify, and distribute this
  16 #     software is freely granted, provided that this notice
  17 #     is preserved.
  18 #
  19 # It has been ported to work with uClibc and generally behave
  20 # by Erik Andersen <andersen@codepoet.org>
  21 #
  22
  23 subdirs += libm libm/$(TARGET_ARCH)
  24
  25 CFLAGS-libm := -DNOT_IN_libc -DIS_IN_libm $(SSP_ALL_CFLAGS)
  26
  27 libm_DIR:=$(top_srcdir)libm
  28 libm_OUT:=$(top_builddir)libm
  29
  30 libm_ARCH_DIR:=$(libm_DIR)/$(TARGET_ARCH)
  31 libm_ARCH_OUT:=$(libm_OUT)/$(TARGET_ARCH)
  32
  33 ifneq ($(TARGET_SUBARCH),)
  34 libm_SUBARCH_DIR:=$(libm_DIR)/$(TARGET_ARCH)/$(TARGET_SUBARCH)
  35 libm_SUBARCH_OUT:=$(libm_OUT)/$(TARGET_ARCH)/$(TARGET_SUBARCH)
  36 endif
  37
  38 ifeq ($(UCLIBC_HAS_FPU),y)
  39 ifeq ($(DO_C99_MATH),y)
  40 -include $(libm_ARCH_DIR)/Makefile.arch
  41 -include $(libm_SUBARCH_DIR)/Makefile.arch
  42 endif
  43 endif
  44
  45 FL_MSRC := float_wrappers.c
  46 LD_MSRC := ldouble_wrappers.c
  47
  48 ifeq ($(DO_C99_MATH),y)
  49 libm_CSRC := \
  50         e_acos.c e_acosh.c e_asin.c e_atan2.c e_atanh.c e_cosh.c \
  51         e_exp.c e_exp10.c e_fmod.c e_hypot.c \
  52         e_lgamma_r.c e_log.c e_log2.c e_log10.c \
  53         e_pow.c e_remainder.c e_rem_pio2.c e_scalb.c e_sinh.c \
  54         e_sqrt.c k_cos.c k_rem_pio2.c k_sin.c k_tan.c \
  55         s_asinh.c s_atan.c s_cbrt.c s_ceil.c s_copysign.c s_cos.c \
  56         s_erf.c s_expm1.c s_fabs.c s_finite.c s_floor.c s_frexp.c \
  57         s_ilogb.c s_ldexp.c s_lib_version.c s_lrint.c s_lround.c s_llround.c \
  58         s_log1p.c s_logb.c s_modf.c s_nextafter.c \
  59         s_nextafterf.c s_round.c \
  60         s_rint.c s_scalbn.c s_signgam.c s_significand.c s_sin.c s_tan.c \
  61         s_tanh.c s_trunc.c \
  62         w_cabs.c \
  63         nan.c carg.c s_llrint.c \
  64         s_fpclassify.c s_fpclassifyf.c s_signbit.c s_signbitf.c \
  65         s_isnan.c s_isnanf.c s_isinf.c s_isinff.c s_finitef.c \
  66         s_fdim.c s_fma.c s_fmax.c s_fmin.c \
  67         s_remquo.c \
  68         cexp.c sincos.c \
  69         w_acos.c w_acosf.c w_acosl.c \
  70         w_asin.c w_asinf.c w_asinl.c \
  71         w_atan2.c w_atan2f.c w_atan2l.c \
  72         w_hypot.c w_hypotf.c w_hypotl.c \
  73         w_cosh.c w_coshf.c w_coshl.c \
  74         w_exp.c w_expf.c w_expl.c \
  75         w_exp2.c w_exp2f.c w_exp2l.c \
  76         w_exp10.c w_exp10f.c w_exp10l.c \
  77         w_j0.c w_j0f.c w_j0l.c \
  78         w_j1.c w_j1f.c w_j1l.c \
  79         w_jn.c w_jnf.c w_jnl.c \
  80         w_lgamma_r.c w_lgammaf_r.c w_lgammal_r.c \
  81         w_lgamma.c w_lgammaf.c w_lgammal.c \
  82         w_tgamma.c w_tgammaf.c w_tgammal.c \
  83         w_log.c w_logf.c w_logl.c \
  84         w_log2.c w_log2f.c w_log2l.c \
  85         w_log10.c w_log10f.c w_log10l.c \
  86         w_pow.c w_powf.c w_powl.c \
  87         w_sinh.c w_sinhf.c w_sinhl.c \
  88         w_fmod.c w_fmodf.c w_fmodl.c \
  89         w_sqrt.c w_sqrtf.c w_sqrtl.c \
  90         w_remainder.c w_remainderf.c w_remainderl.c \
  91         w_acosh.c w_acoshf.c w_acoshl.c \
  92         w_atanh.c w_atanhf.c w_atanhl.c \
  93         w_scalb.c w_scalbf.c w_scalbl.c
  94
  95 ifeq ($(UCLIBC_HAS_FENV),y)
  96         libm_CSRC += k_standard.c k_standardf.c k_standardl.c
  97 endif
  98
  99 FL_MOBJ := \
 100         acosf.o \
 101         acoshf.o \
 102         asinf.o \
 103         asinhf.o \
 104         atan2f.o \
 105         atanf.o \
 106         atanhf.o \
 107         cargf.o \
 108         cbrtf.o \
 109         ceilf.o \
 110         copysignf.o \
 111         cosf.o \
 112         coshf.o \
 113         erfcf.o \
 114         erff.o \
 115         exp2f.o \
 116         expf.o \
 117         expm1f.o \
 118         fabsf.o \
 119         fdimf.o \
 120         floorf.o \
 121         fmaf.o \
 122         fmaxf.o \
 123         fminf.o \
 124         fmodf.o \
 125         frexpf.o \
 126         gammaf.o \
 127         hypotf.o \
 128         ilogbf.o \
 129         ldexpf.o \
 130         lgammaf.o \
 131         llrintf.o \
 132         llroundf.o \
 133         log10f.o \
 134         log1pf.o \
 135         log2f.o \
 136         logbf.o \
 137         logf.o \
 138         lrintf.o \
 139         lroundf.o \
 140         modff.o \
 141         nearbyintf.o \
 142         nexttowardf.o \
 143         powf.o \
 144         remainderf.o \
 145         remquof.o \
 146         rintf.o \
 147         roundf.o \
 148         scalblnf.o \
 149         scalbnf.o \
 150         significandf.o \
 151         sinf.o \
 152         sinhf.o \
 153         sqrtf.o \
 154         tanf.o \
 155         tanhf.o \
 156         tgammaf.o \
 157         truncf.o \
 158
 159 ifeq ($(UCLIBC_SUSV3_LEGACY),y)
 160 FL_MOBJ += scalbf.o
 161 endif
 162
 163 # Do not (yet?) implement the float variants of bessel functions
 164 ifeq (not-yet-implemented-$(DO_XSI_MATH),y)
 165 FL_MOBJ += \
 166         j0f.o \
 167         j1f.o \
 168         jnf.o \
 169         y0f.o \
 170         y1f.o \
 171         ynf.o
 172 endif
 173
 174 LD_MOBJ := \
 175         __finitel.o \
 176         __fpclassifyl.o \
 177         __isinfl.o \
 178         __isnanl.o \
 179         __signbitl.o \
 180         acoshl.o \
 181         acosl.o \
 182         asinhl.o \
 183         asinl.o \
 184         atan2l.o \
 185         atanhl.o \
 186         atanl.o \
 187         cargl.o \
 188         cbrtl.o \
 189         ceill.o \
 190         copysignl.o \
 191         coshl.o \
 192         cosl.o \
 193         erfcl.o \
 194         erfl.o \
 195         exp2l.o \
 196         expl.o \
 197         expm1l.o \
 198         fabsl.o \
 199         fdiml.o \
 200         floorl.o \
 201         fmal.o \
 202         fmaxl.o \
 203         fminl.o \
 204         fmodl.o \
 205         frexpl.o \
 206         gammal.o \
 207         hypotl.o \
 208         ilogbl.o \
 209         ldexpl.o \
 210         lgammal.o \
 211         llrintl.o \
 212         llroundl.o \
 213         log10l.o \
 214         log1pl.o \
 215         log2l.o \
 216         logbl.o \
 217         logl.o \
 218         lrintl.o \
 219         lroundl.o \
 220         modfl.o \
 221         nearbyintl.o \
 222         nextafterl.o \
 223         nexttowardl.o \
 224         powl.o \
 225         remainderl.o \
 226         remquol.o \
 227         rintl.o \
 228         roundl.o \
 229         scalblnl.o \
 230         scalbnl.o \
 231         significandl.o \
 232         sinhl.o \
 233         sinl.o \
 234         sqrtl.o \
 235         tanhl.o \
 236         tanl.o \
 237         tgammal.o \
 238         truncl.o \
 239
 240 # Do not (yet?) implement the long double variants of bessel functions
 241 ifeq (not-yet-implemented-$(DO_XSI_MATH),y)
 242 LD_MOBJ += \
 243         j0l.o \
 244         j1l.o \
 245         jnl.o \
 246         y0l.o \
 247         y1l.o \
 248         ynl.o
 249 endif
 250
 251 else
 252
 253 # This list of math functions was taken from POSIX/IEEE 1003.1b-1993
 254 libm_CSRC := \
 255         s_atan.c s_ceil.c s_cos.c \
 256         s_fabs.c s_floor.c s_frexp.c \
 257         s_ldexp.c s_modf.c s_sin.c \
 258         s_tan.c s_tanh.c \
 259         s_expm1.c s_scalbn.c s_copysign.c e_acos.c e_asin.c e_atan2.c \
 260         k_cos.c e_cosh.c e_exp.c e_fmod.c e_log.c e_log10.c e_pow.c \
 261         k_sin.c e_sinh.c e_sqrt.c k_tan.c e_rem_pio2.c k_rem_pio2.c \
 262         s_finite.c e_exp10.c    \
 263         matherr_wrapers.c k_standart.c
 264
 265 # We'll add sqrtf to avoid problems with libstdc++
 266 FL_MOBJ := sqrtf.o
 267 endif
 268
 269 ifeq ($(DO_XSI_MATH),y)
 270 libm_CSRC += e_j0.c e_j1.c e_jn.c
 271 endif
 272
 273 # assume that arch specific versions are provided as single sources/objects
 274 ifeq ($(UCLIBC_HAS_FPU),y)
 275 ifeq ($(DO_C99_MATH),y)
 276 ifneq ($(strip $(libm_ARCH_OBJS)),)
 277
 278 # remove generic sources, if arch specific version is present
 279 ifneq ($(strip $(libm_ARCH_SRC)),)
 280 libm_CSRC := $(filter-out $(notdir $(libm_ARCH_SRC)),$(libm_CSRC))
 281 endif
 282
 283 # remove generic objects built from multi-sources, if arch specific version is present
 284 FL_MOBJ := $(filter-out $(notdir $(libm_ARCH_OBJS)),$(FL_MOBJ))
 285 LD_MOBJ := $(filter-out $(notdir $(libm_ARCH_OBJS)),$(LD_MOBJ))
 286
 287 # we also try to remove % if s_% is in arch specific subdir
 288 FL_MOBJ := $(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(FL_MOBJ))
 289 LD_MOBJ := $(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(LD_MOBJ))
 290 endif
 291 endif
 292 endif
 293
 294 libm_SRC := $(patsubst %.c,$(libm_DIR)/%.c,$(libm_CSRC))
 295 libm_OBJ := $(patsubst $(libm_DIR)/%.c,$(libm_OUT)/%.o,$(libm_SRC))
 296
 297 ifeq ($(strip $(UCLIBC_HAS_LONG_DOUBLE_MATH)),y)
 298 libm_MSRC_LD := $(libm_DIR)/$(LD_MSRC)
 299 libm_MOBJ_LD := $(patsubst %.o,$(libm_OUT)/%.o,$(LD_MOBJ))
 300 endif
 301 libm_MSRC_FL := $(libm_DIR)/$(FL_MSRC)
 302 libm_MOBJ_FL := $(patsubst %.o,$(libm_OUT)/%.o,$(FL_MOBJ))
 303
 304 libm_OBJS := $(libm_OBJ) $(libm_MOBJ_FL) $(libm_MOBJ_LD)
 305
 306 ifeq ($(DOPIC),y)
 307 libm-a-y += $(libm_OBJS:.o=.os)
 308 else
 309 libm-a-y += $(libm_OBJS)
 310 endif
 311 libm-so-y += $(libm_OBJS:.o=.os)
 312
 313 objclean-y += CLEAN_libm
 314
 315 $(libm_OUT)/libm.oS: $(libm_SRC) $(libm_MSRC_FL) $(libm_MSRC_LD) $(libm_ARCH_SRC)
 316         $(Q)$(RM) $@
 317         $(compile-m)
 318
 319 $(libm_MOBJ_FL): $(libm_MSRC_FL)
 320         $(compile.m)
 321
 322 $(libm_MOBJ_LD): $(libm_MSRC_LD)
 323         $(compile.m)
 324
 325 $(libm_MOBJ_FL:.o=.os): $(libm_MSRC_FL)
 326         $(compile.m)
 327
 328 $(libm_MOBJ_LD:.o=.os): $(libm_MSRC_LD)
 329         $(compile.m)
 330
 331 # spare us from adding a gazillion dummy two-liner files
 332 $(libm_MOBJ_FL:.o=.i): $(libm_MSRC_FL)
 333         $(compile.mi)
 334
 335 $(libm_MOBJ_LD:.o=.i): $(libm_MSRC_LD)
 336         $(compile.mi)
 337
 338 CLEAN_libm:
 339         $(do_rm) $(addprefix $(libm_OUT)/,$(foreach e, o os oS a,$(foreach d, *. */*. */*/*.,$(d)$(e))))