Makefile.in 7.0 KB

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  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. CFLAGS-libm := -DNOT_IN_libc -DIS_IN_libm $(SSP_ALL_CFLAGS)
  23. CFLAGS-libm += -D_IEEE_LIBM
  24. LDFLAGS-libm.so := $(LDFLAGS)
  25. LIBS-libm.so := $(LIBS)
  26. libm_FULL_NAME := libm-$(VERSION).so
  27. libm_DIR:=$(top_srcdir)libm
  28. libm_OUT:=$(top_builddir)libm
  29. # Fix builds for powerpc as there are different cores in this
  30. # section now.`
  31. ifeq ($(TARGET_ARCH)-$(CONFIG_E500),powerpc-y)
  32. libm_ARCH_DIR:=$(libm_DIR)/$(TARGET_ARCH)/e500
  33. libm_ARCH_OUT:=$(libm_OUT)/$(TARGET_ARCH)/e500
  34. else
  35. libm_ARCH_DIR:=$(libm_DIR)/$(TARGET_ARCH)
  36. libm_ARCH_OUT:=$(libm_OUT)/$(TARGET_ARCH)
  37. endif
  38. libm_ARCH_fpu_DIR:=$(libm_ARCH_DIR)/fpu
  39. libm_ARCH_fpu_OUT:=$(libm_ARCH_OUT)/fpu
  40. ifeq ($(UCLIBC_HAS_FPU),y)
  41. ifeq ($(DO_C99_MATH),y)
  42. -include $(libm_ARCH_DIR)/Makefile.arch
  43. endif
  44. endif
  45. FL_MSRC := float_wrappers.c
  46. LD_MSRC := ldouble_wrappers.c
  47. ifeq ($(DO_C99_MATH),y)
  48. libm_CSRC := \
  49. e_acos.c e_acosh.c e_asin.c e_atan2.c e_atanh.c e_cosh.c \
  50. e_exp.c e_fmod.c e_gamma.c e_gamma_r.c e_hypot.c e_j0.c \
  51. e_j1.c e_jn.c e_lgamma.c e_lgamma_r.c e_log.c e_log2.c e_log10.c \
  52. e_pow.c e_remainder.c e_rem_pio2.c e_scalb.c e_sinh.c \
  53. e_sqrt.c k_cos.c k_rem_pio2.c k_sin.c k_standard.c k_tan.c \
  54. s_asinh.c s_atan.c s_cbrt.c s_ceil.c s_copysign.c s_cos.c \
  55. s_erf.c s_expm1.c s_fabs.c s_finite.c s_floor.c s_frexp.c \
  56. s_ilogb.c s_ldexp.c s_lib_version.c s_lrint.c s_lround.c s_llround.c \
  57. s_log1p.c s_logb.c s_matherr.c s_modf.c s_nextafter.c s_round.c \
  58. s_rint.c s_scalbn.c s_signgam.c s_significand.c s_sin.c s_tan.c \
  59. s_tanh.c s_trunc.c \
  60. w_cabs.c w_drem.c w_gamma.c \
  61. w_lgamma.c \
  62. nan.c carg.c s_llrint.c \
  63. s_fpclassify.c s_fpclassifyf.c s_signbit.c s_signbitf.c \
  64. s_isnan.c s_isnanf.c s_isinf.c s_isinff.c s_finitef.c \
  65. s_fdim.c s_fma.c s_fmax.c s_fmin.c \
  66. s_remquo.c s_scalbln.c w_exp2.c w_tgamma.c
  67. # REMOVED: w_gamma_r.c
  68. FL_MOBJ := \
  69. acosf.o acoshf.o asinf.o asinhf.o atan2f.o atanf.o atanhf.o cbrtf.o \
  70. ceilf.o copysignf.o cosf.o coshf.o erfcf.o erff.o exp2f.o expf.o \
  71. expm1f.o fabsf.o fdimf.o floorf.o fmaf.o fmaxf.o fminf.o fmodf.o \
  72. frexpf.o hypotf.o ilogbf.o ldexpf.o lgammaf.o llroundf.o log10f.o \
  73. log1pf.o log2f.o logbf.o logf.o lrintf.o lroundf.o modff.o nearbyintf.o \
  74. nextafterf.o powf.o remainderf.o remquof.o rintf.o roundf.o \
  75. scalblnf.o scalbnf.o sinf.o sinhf.o sqrtf.o tanf.o tanhf.o \
  76. tgammaf.o truncf.o cargf.o llrintf.o
  77. LD_MOBJ := acoshl.o acosl.o asinhl.o asinl.o atan2l.o atanhl.o atanl.o cargl.o cbrtl.o \
  78. ceill.o copysignl.o coshl.o cosl.o erfcl.o erfl.o exp2l.o expl.o \
  79. expm1l.o fabsl.o finitel.o fdiml.o floorl.o fmal.o fmaxl.o fminl.o fmodl.o fpclassifyl.o \
  80. frexpl.o gammal.o hypotl.o ilogbl.o isinfl.o isnanl.o ldexpl.o lgammal.o llrintl.o \
  81. llroundl.o log10l.o log1pl.o XXXlog2l.o logbl.o logl.o lrintl.o lroundl.o \
  82. modfl.o nearbyintl.o nextafterl.o XXXnexttowardl.o powl.o remainderl.o \
  83. remquol.o rintl.o roundl.o scalblnl.o scalbnl.o signbitl.o sinhl.o sinl.o sqrtl.o \
  84. tanhl.o tanl.o tgammal.o truncl.o
  85. else
  86. # This list of math functions was taken from POSIX/IEEE 1003.1b-1993
  87. libm_CSRC := \
  88. s_atan.c s_ceil.c s_cos.c \
  89. s_fabs.c s_floor.c s_frexp.c \
  90. s_ldexp.c s_modf.c s_sin.c \
  91. s_tan.c s_tanh.c \
  92. s_expm1.c s_scalbn.c s_copysign.c e_acos.c e_asin.c e_atan2.c \
  93. k_cos.c e_cosh.c e_exp.c e_fmod.c e_log.c e_log10.c e_pow.c \
  94. k_sin.c e_sinh.c e_sqrt.c k_tan.c e_rem_pio2.c k_rem_pio2.c \
  95. s_finite.c
  96. # We'll add sqrtf to avoid problems with libstdc++
  97. FL_MOBJ := sqrtf.o
  98. endif
  99. # assume that arch specific versions are provided as single sources/objects
  100. ifeq ($(UCLIBC_HAS_FPU),y)
  101. ifeq ($(DO_C99_MATH),y)
  102. ifneq ($(strip $(libm_ARCH_OBJS)),)
  103. ifeq ($(TARGET_ARCH)-$(CONFIG_E500),powerpc-y)
  104. CFLAGS-libm/$(TARGET_ARCH)/e500/ := $(CFLAGS-libm)
  105. else
  106. CFLAGS-libm/$(TARGET_ARCH)/ := $(CFLAGS-libm)
  107. endif
  108. # remove generic sources, if arch specific version is present
  109. ifneq ($(strip $(libm_ARCH_SRC)),)
  110. libm_CSRC := $(filter-out $(notdir $(libm_ARCH_SRC)),$(libm_CSRC))
  111. endif
  112. # remove generic objects built from multi-sources, if arch specific version is present
  113. FL_MOBJ := $(filter-out $(notdir $(libm_ARCH_OBJS)),$(FL_MOBJ))
  114. LD_MOBJ := $(filter-out $(notdir $(libm_ARCH_OBJS)),$(LD_MOBJ))
  115. # we also try to remove % if s_% is in arch specific subdir
  116. FL_MOBJ := $(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(FL_MOBJ))
  117. LD_MOBJ := $(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(LD_MOBJ))
  118. endif
  119. endif
  120. endif
  121. libm_SRC := $(patsubst %.c,$(libm_DIR)/%.c,$(libm_CSRC))
  122. libm_OBJ := $(patsubst $(libm_DIR)/%.c,$(libm_OUT)/%.o,$(libm_SRC))
  123. ifeq ($(strip $(UCLIBC_HAS_LONG_DOUBLE_MATH)),y)
  124. libm_MSRC_LD := $(libm_DIR)/$(LD_MSRC)
  125. libm_MOBJ_LD := $(patsubst %.o,$(libm_OUT)/%.o,$(LD_MOBJ))
  126. endif
  127. libm_MSRC_FL := $(libm_DIR)/$(FL_MSRC)
  128. libm_MOBJ_FL := $(patsubst %.o,$(libm_OUT)/%.o,$(FL_MOBJ))
  129. ifneq ($(DOMULTI),n)
  130. CFLAGS-libm += $(patsubst %,-DL_%,$(subst .o,,$(notdir $(libm_MOBJ_FL))))
  131. ifeq ($(strip $(UCLIBC_HAS_LONG_DOUBLE_MATH)),y)
  132. CFLAGS-libm += $(patsubst %,-DL_%,$(subst .o,,$(notdir $(libm_MOBJ_LD))))
  133. endif
  134. endif
  135. libm_OBJS := $(libm_OBJ) $(libm_MOBJ_FL) $(libm_MOBJ_LD)
  136. ifeq ($(DOPIC),y)
  137. libm-a-y += $(libm_OBJS:.o=.os)
  138. else
  139. libm-a-y += $(libm_OBJS)
  140. endif
  141. libm-so-y += $(libm_OBJS:.o=.os)
  142. lib-a-$(UCLIBC_HAS_FLOATS) += $(top_builddir)lib/libm.a
  143. lib-so-$(UCLIBC_HAS_FLOATS) += $(top_builddir)lib/libm.so
  144. objclean-y += libm_clean
  145. ifeq ($(DOMULTI),n)
  146. ifeq ($(DOPIC),y)
  147. $(top_builddir)lib/libm.so: $(top_builddir)lib/libm.a $(libc.depend)
  148. else
  149. $(top_builddir)lib/libm.so: $(libm_OUT)/libm_so.a $(libc.depend)
  150. endif
  151. $(call link.so,$(libm_FULL_NAME),$(MAJOR_VERSION))
  152. else
  153. $(top_builddir)lib/libm.so: $(libm_OUT)/libm.oS | $(libc.depend)
  154. $(call linkm.so,$(libm_FULL_NAME),$(MAJOR_VERSION))
  155. endif
  156. $(libm_OUT)/libm_so.a: $(libm-so-y)
  157. $(Q)$(RM) $@
  158. $(do_ar)
  159. $(libm_OUT)/libm.oS: $(libm_SRC) $(libm_MSRC_FL) $(libm_MSRC_LD) $(libm_ARCH_SRC)
  160. $(Q)$(RM) $@
  161. $(compile-m)
  162. $(top_builddir)lib/libm.a: $(libm-a-y)
  163. $(Q)$(INSTALL) -d $(dir $@)
  164. $(Q)$(RM) $@
  165. $(do_ar)
  166. $(libm_MOBJ_FL): $(libm_MSRC_FL)
  167. $(compile.m)
  168. $(libm_MOBJ_LD): $(libm_MSRC_LD)
  169. $(compile.m)
  170. $(libm_MOBJ_FL:.o=.os): $(libm_MSRC_FL)
  171. $(compile.m)
  172. $(libm_MOBJ_LD:.o=.os): $(libm_MSRC_LD)
  173. $(compile.m)
  174. # spare us from adding a gazillion dummy two-liner files
  175. $(libm_MOBJ_FL:.o=.i): $(libm_MSRC_FL)
  176. $(compile.mi)
  177. $(libm_MOBJ_LD:.o=.i): $(libm_MSRC_LD)
  178. $(compile.mi)
  179. libm_clean:
  180. $(do_rm) $(addprefix $(libm_OUT)/,$(foreach e, o os oS a,$(foreach d, *. */*. */*/*.,$(d)$(e))))