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Diffstat (limited to 'REORG.TODO/math/Makefile')
| -rw-r--r-- | REORG.TODO/math/Makefile | 587 |
1 files changed, 587 insertions, 0 deletions
diff --git a/REORG.TODO/math/Makefile b/REORG.TODO/math/Makefile new file mode 100644 index 0000000000..9aca4e04ec --- /dev/null +++ b/REORG.TODO/math/Makefile @@ -0,0 +1,587 @@ +# Copyright (C) 1996-2017 Free Software Foundation, Inc. +# This file is part of the GNU C Library. + +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. + +# The GNU C Library 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 +# Lesser General Public License for more details. + +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library; if not, see +# <http://www.gnu.org/licenses/>. + +# Makefile for the math library. + +subdir := math + +include ../Makeconfig + +# Installed header files. +headers := math.h bits/mathcalls.h bits/mathinline.h bits/huge_val.h \ + bits/huge_valf.h bits/huge_vall.h bits/inf.h bits/nan.h \ + fpu_control.h complex.h bits/cmathcalls.h fenv.h \ + bits/fenv.h bits/fenvinline.h bits/mathdef.h tgmath.h \ + bits/math-finite.h bits/math-vector.h \ + bits/libm-simd-decl-stubs.h bits/iscanonical.h \ + bits/flt-eval-method.h bits/fp-fast.h bits/fp-logb.h \ + bits/long-double.h bits/mathcalls-helper-functions.h \ + bits/floatn.h bits/huge_val_flt128.h + +# FPU support code. +aux := setfpucw fpu_control + +# Build the -lm library. + +extra-libs := libm +extra-libs-others = $(extra-libs) + +libm-support = s_lib_version s_matherr s_signgam \ + fclrexcpt fgetexcptflg fraiseexcpt fsetexcptflg \ + ftestexcept fegetround fesetround fegetenv feholdexcpt \ + fesetenv feupdateenv t_exp fedisblxcpt feenablxcpt \ + fegetexcept fesetexcept fetestexceptflag fegetmode \ + fesetmode + +# Wrappers for these functions generated per type using a file named +# <func>_template.c and the appropriate math-type-macros-<TYPE>.h. +gen-libm-calls = cargF conjF cimagF crealF cabsF s_cacosF \ + s_cacoshF s_ccosF s_ccoshF s_casinF s_csinF s_casinhF \ + k_casinhF s_csinhF k_casinhF s_csinhF s_catanhF s_catanF \ + s_ctanF s_ctanhF s_cexpF s_clogF s_cprojF s_csqrtF \ + s_cpowF s_clog10F s_fdimF s_nextdownF s_fmaxF s_fminF \ + s_nanF s_iseqsigF s_canonicalizeF w_ilogbF w_llogbF \ + w_log1pF w_scalblnF s_fmaxmagF s_fminmagF w_acosF \ + w_acoshF w_asinF w_atan2F w_atanhF w_coshF w_exp10F \ + w_exp2F w_fmodF w_hypotF w_j0F w_j1F w_jnF w_logF \ + w_log10F w_log2F w_powF w_remainderF w_sinhF w_sqrtF \ + w_tgammaF w_lgammaF w_lgammaF_r w_expF e_exp2F + +libm-calls = \ + e_acosF e_acoshF e_asinF e_atan2F e_atanhF e_coshF e_expF e_fmodF \ + e_hypotF e_j0F e_j1F e_jnF e_lgammaF_r e_logF e_log10F e_powF \ + e_rem_pio2F e_remainderF e_scalbF e_sinhF e_sqrtF e_gammaF_r \ + e_ilogbF \ + k_cosF k_sinF k_tanF s_asinhF s_atanF s_cbrtF \ + s_ceilF s_cosF s_erfF s_expm1F s_fabsF \ + s_floorF s_log1pF s_logbF \ + s_nextafterF s_nexttowardF s_rintF s_scalblnF \ + s_significandF s_sinF s_tanF s_tanhF \ + s_fpclassifyF s_truncF \ + s_remquoF e_log2F s_roundF s_nearbyintF s_sincosF \ + s_fmaF s_lrintF s_llrintF s_lroundF s_llroundF e_exp10F \ + s_issignalingF $(calls:s_%=m_%) x2y2m1F \ + gamma_productF lgamma_negF lgamma_productF \ + s_nextupF s_totalorderF s_totalordermagF s_getpayloadF \ + s_setpayloadF s_setpayloadsigF s_roundevenF s_fromfpF s_ufromfpF \ + s_fromfpxF s_ufromfpxF $(gen-libm-calls) + +libm-compat-calls = \ + w_acosF_compat w_acoshF_compat w_asinF_compat w_atan2F_compat \ + w_atanhF_compat w_coshF_compat w_exp2F_compat w_exp10F_compat \ + w_fmodF_compat w_hypotF_compat w_j0F_compat w_j1F_compat \ + w_jnF_compat w_log2F_compat w_log10F_compat w_logF_compat \ + w_powF_compat w_remainderF_compat w_scalbF_compat \ + w_sinhF_compat w_sqrtF_compat w_tgammaF_compat \ + w_lgammaF_r_compat w_lgammaF_compat2 w_expF_compat \ + w_lgamma_compatF k_standardF + +# Type specific routine support. +# +# The following three variables control what is included for each type: +# +# type-floatN-suffix = The suffix of the type +# type-floatN-routines = Type specific support objects +# type-floatN-yes = If the type is supported, evaluates to floatN +# +# Finally, note that types is an intentionally recursive variable. +# We only know the full set of supported types for the target machine +# after the Rules makefile has been parsed. +types-basic = $(type-ldouble-$(long-double-fcts)) double float + +# long double support +type-ldouble-suffix := l +type-ldouble-routines := t_sincosl k_sincosl s_iscanonicall +type-ldouble-yes := ldouble + +# double support +type-double-suffix := +type-double-routines := branred doasin dosincos halfulp mpa mpatan2 \ + mpatan mpexp mplog mpsqrt mptan sincos32 slowexp \ + slowpow sincostab k_rem_pio2 + +# float support +type-float-suffix := f +type-float-routines := k_rem_pio2f + +# _Float128 support +type-float128-suffix := f128 +type-float128-routines := t_sincosf128 k_sincosf128 +type-float128-yes := float128 +types = $(types-basic) $(type-float128-$(float128-fcts)) + +# For each of the basic types (float, double, long double), replace the +# occurrences of 'F' in arg 1 with the appropriate suffix for the type. +type-basic-foreach = $(foreach t, $(types-basic), \ + $(subst F,$(type-$(t)-suffix),$(1))) + +# Apply suffix to each type in arg 1 +type-foreach = $(foreach t,$(types),$(subst F,$(type-$(t)-suffix),$(1))) + +libm-routines = $(strip $(libm-support) \ + $(call type-basic-foreach, \ + $(libm-compat-calls)) \ + $(call type-foreach, $(libm-calls)) \ + $(foreach t, $(types), $(type-$(t)-routines))) \ + +# These functions are in libc instead of libm because __printf_fp +# calls them, so any program using printf will need them linked in, +# and we don't want to have to link every program with -lm. +# In libm-calls (above), list m_foo in place of s_foo for any +# routine that should be compiled separately for its libc and libm versions. +calls = s_isinfF s_isnanF s_finiteF s_copysignF s_modfF s_scalbnF s_frexpF \ + s_signbitF $(gen-calls) +gen-calls = s_ldexpF +generated += $(foreach s,.c .S,$(call type-foreach, $(calls:s_%=m_%$(s)))) +routines = $(call type-foreach, $(calls)) + +ifeq ($(build-mathvec),yes) +# We need to install libm.so and libm.a as linker scripts +# for transparent use of vector math library. +install-lib-ldscripts := libm.so libm.a +install-others = $(inst_libdir)/libm.so $(inst_libdir)/libm.a +$(inst_libdir)/libm.so: $(common-objpfx)format.lds \ + $(libm) \ + $(libmvec) \ + $(+force) + (echo '/* GNU ld script'; echo '*/';\ + cat $<; \ + echo 'GROUP ( $(slibdir)/libm.so$(libm.so-version) ' \ + 'AS_NEEDED ( $(libdir)/libmvec_nonshared.a $(slibdir)/libmvec.so$(libmvec.so-version) ) )' \ + ) > $@.new + mv -f $@.new $@ + +$(inst_libdir)/libm-$(version).a: $(objpfx)libm.a \ + $(+force) + $(do-install) + +$(inst_libdir)/libm.a: $(common-objpfx)format.lds \ + $(inst_libdir)/libm-$(version).a \ + $(objpfx)../mathvec/libmvec.a \ + $(+force) + (echo '/* GNU ld script'; echo '*/';\ + cat $<; \ + echo 'GROUP ( $(libdir)/libm-$(version).a $(libdir)/libmvec.a )' \ + ) > $@.new + mv -f $@.new $@ +endif + +# Rules for the test suite. +tests = test-matherr test-fenv atest-exp atest-sincos atest-exp2 basic-test \ + test-misc test-fpucw test-fpucw-ieee tst-definitions test-tgmath \ + test-tgmath-ret bug-nextafter bug-nexttoward bug-tgmath1 \ + test-tgmath-int test-tgmath2 test-powl tst-CMPLX tst-CMPLX2 test-snan \ + test-fenv-tls test-fenv-preserve test-fenv-return test-fenvinline \ + test-nearbyint-except test-fenv-clear test-signgam-finite \ + test-signgam-finite-c99 test-signgam-finite-c11 \ + test-nearbyint-except-2 test-signgam-uchar test-signgam-uchar-init \ + test-signgam-uint test-signgam-uint-init test-signgam-ullong \ + test-signgam-ullong-init test-nan-overflow test-nan-payload \ + test-fexcept test-fexcept-traps test-fesetexcept \ + test-fesetexcept-traps test-fetestexceptflag test-femode \ + test-femode-traps test-iszero-excess-precision \ + test-iseqsig-excess-precision test-flt-eval-method \ + test-fp-ilogb-constants test-fp-llogb-constants \ + test-fe-snans-always-signal $(tests-static) +tests-static = test-fpucw-static test-fpucw-ieee-static \ + test-signgam-uchar-static test-signgam-uchar-init-static \ + test-signgam-uint-static test-signgam-uint-init-static \ + test-signgam-ullong-static test-signgam-ullong-init-static + +ifneq (,$(CXX)) +tests += test-math-isinff test-math-iszero +endif + +ifneq (no,$(PERL)) +libm-vec-tests = $(addprefix test-,$(libmvec-tests)) +libm-test-support = $(foreach t,$(types),libm-test-support-$(t)) +test-extras += $(libm-test-support) +extra-test-objs += $(addsuffix .o, $(libm-test-support)) +libm-vec-test-wrappers = $(addsuffix -wrappers, $(libm-vec-tests)) +test-extras += $(libm-vec-test-wrappers) +extra-test-objs += $(addsuffix .o, $(libm-vec-test-wrappers)) + +ulps-file = $(firstword $(wildcard $(sysdirs:%=%/libm-test-ulps))) + +$(objpfx)libm-test-ulps.h: $(ulps-file) gen-libm-test.pl + $(make-target-directory) + $(PERL) gen-libm-test.pl -u $< -H $@ + +libm-test-funcs-auto = acos acosh asin asinh atan atan2 atanh cabs cacos \ + cacosh carg casin casinh catan catanh cbrt ccos ccosh \ + cexp clog clog10 cos cosh cpow csin csinh csqrt ctan \ + ctanh erf erfc exp exp10 exp2 expm1 fma hypot j0 j1 jn \ + lgamma log log10 log1p log2 pow sin sincos sinh sqrt \ + tan tanh tgamma y0 y1 yn +libm-test-funcs-noauto = canonicalize ceil cimag conj copysign cproj creal \ + fabs fdim floor fmax fmaxmag fmin fminmag fmod \ + fpclassify frexp fromfp fromfpx getpayload ilogb \ + iscanonical iseqsig isfinite isgreater \ + isgreaterequal isinf isless islessequal \ + islessgreater isnan isnormal issignaling issubnormal \ + isunordered iszero llogb llrint llround logb lrint \ + lround modf nearbyint nextafter nextdown nexttoward \ + nextup remainder remquo rint round roundeven scalb \ + scalbln scalbn setpayload setpayloadsig signbit \ + significand totalorder totalordermag trunc ufromfp \ + ufromfpx +libm-test-funcs-all = $(libm-test-funcs-auto) $(libm-test-funcs-noauto) +libm-test-c-auto = $(foreach f,$(libm-test-funcs-auto),libm-test-$(f).c) +libm-test-c-noauto = $(foreach f,$(libm-test-funcs-noauto),libm-test-$(f).c) +generated += libm-test-ulps.h $(libm-test-c-auto) $(libm-test-c-noauto) + +libm-tests-base-normal = $(foreach t,$(types),test-$(t)) +libm-tests-base-finite = $(foreach t,$(types),test-$(t)-finite) +libm-tests-base-inline = $(foreach t,$(types),test-i$(t)) +libm-tests-base = $(libm-tests-base-normal) $(libm-tests-base-finite) \ + $(libm-tests-base-inline) $(libm-vec-tests) +libm-tests-normal = $(foreach t,$(libm-tests-base-normal),\ + $(foreach f,$(libm-test-funcs-all),\ + $(t)-$(f))) +libm-tests-finite = $(foreach t,$(libm-tests-base-finite),\ + $(foreach f,$(libm-test-funcs-all),\ + $(t)-$(f))) +libm-tests-inline = $(foreach t,$(libm-tests-base-inline),\ + $(foreach f,$(libm-test-funcs-all),\ + $(t)-$(f))) +libm-tests-vector = $(foreach t,$(libmvec-tests),\ + $(foreach f,$($(t)-funcs),test-$(t)-$(f))) +libm-tests = $(libm-tests-normal) $(libm-tests-finite) $(libm-tests-inline) \ + $(libm-tests-vector) +libm-tests-for-type = $(foreach f,$(libm-test-funcs-all),\ + test-$(1)-$(f) test-$(1)-finite-$(f) \ + test-i$(1)-$(f)) \ + $(filter test-$(1)-%,$(libm-tests-vector)) + +libm-tests.o = $(addsuffix .o,$(libm-tests)) + +tests += $(libm-tests) +generated += $(addsuffix .c,$(libm-tests)) \ + $(foreach t,$(types),libm-test-support-$(t).c) + +libm-test-c-auto-obj = $(addprefix $(objpfx),$(libm-test-c-auto)) +libm-test-c-noauto-obj = $(addprefix $(objpfx),$(libm-test-c-noauto)) + +$(libm-test-c-noauto-obj): $(objpfx)libm-test%.c: libm-test%.inc \ + gen-libm-test.pl + $(make-target-directory) + $(PERL) gen-libm-test.pl -c $< -a /dev/null -C $@ + +$(libm-test-c-auto-obj): $(objpfx)libm-test%.c: libm-test%.inc \ + gen-libm-test.pl \ + auto-libm-test-out% + $(make-target-directory) + $(PERL) gen-libm-test.pl -c $< -a auto-libm-test-out$* -C $@ + +libm-test-incs = $(foreach f,$(libm-test-funcs-all),libm-test-$(f).inc) +endif + +libm-test-fast-math-cflags = -fno-builtin -D__FAST_MATH__ -DTEST_FAST_MATH +libm-test-vec-cflags = $(libm-test-fast-math-cflags) -fno-inline \ + -ffloat-store -D_OPENMP=201307 -Wno-unknown-pragmas + +CFLAGS-test-double-vlen4-wrappers.c = $(double-vlen4-arch-ext-cflags) + +CFLAGS-test-double-vlen8-wrappers.c = $(double-vlen8-arch-ext-cflags) + +CFLAGS-test-float-vlen8-wrappers.c = $(float-vlen8-arch-ext-cflags) + +CFLAGS-test-float-vlen16-wrappers.c = $(float-vlen16-arch-ext-cflags) + +# The no-inline tests use -fsignaling-nans, and thereby use the +# versions of classification macros that support sNaNs. The inline +# function tests use the versions of classification macros that may +# raise spurious exceptions for sNaNs, but also do not test for +# exceptions. Thus both versions of the classification macros are +# validated. +libm-test-no-inline-cflags = -fno-inline -ffloat-store -fno-builtin \ + -fsignaling-nans +libm-test-finite-cflags = $(libm-test-no-inline-cflags) \ + -U__FINITE_MATH_ONLY__ -D__FINITE_MATH_ONLY__=1 +libm-test-inline-cflags = $(libm-test-fast-math-cflags) +CFLAGS-test-tgmath.c = -fno-builtin +# The following testcase uses very long lines (>3 million), so it may take a +# while to compile it. See: http://llvm.org/bugs/show_bug.cgi?id=14106 and +# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54402 +CFLAGS-test-tgmath2.c = -fno-builtin +CFLAGS-test-tgmath-ret.c = -fno-builtin +CFLAGS-test-powl.c = -fno-builtin + +CFLAGS-test-snan.c = -fsignaling-nans + +CFLAGS-test-signgam-finite.c = -ffinite-math-only +CFLAGS-test-signgam-finite-c99.c = -ffinite-math-only -std=c99 +CFLAGS-test-signgam-finite-c11.c = -ffinite-math-only -std=c11 +CFLAGS-test-signgam-uchar.c = -std=c99 +CFLAGS-test-signgam-uchar-init.c = -std=c99 +CFLAGS-test-signgam-uchar-static.c = -std=c99 +CFLAGS-test-signgam-uchar-init-static.c = -std=c99 +CFLAGS-test-signgam-uint.c = -std=c99 +CFLAGS-test-signgam-uint-init.c = -std=c99 +CFLAGS-test-signgam-uint-static.c = -std=c99 +CFLAGS-test-signgam-uint-init-static.c = -std=c99 +CFLAGS-test-signgam-ullong.c = -std=c99 +CFLAGS-test-signgam-ullong-init.c = -std=c99 +CFLAGS-test-signgam-ullong-static.c = -std=c99 +CFLAGS-test-signgam-ullong-init-static.c = -std=c99 + +CFLAGS-test-math-isinff.cc = -std=gnu++11 +CFLAGS-test-math-iszero.cc = -std=gnu++11 + +CFLAGS-test-iszero-excess-precision.c = -fexcess-precision=standard +CFLAGS-test-iseqsig-excess-precision.c = -fexcess-precision=standard +CFLAGS-test-flt-eval-method.c = -fexcess-precision=standard + +CFLAGS-test-fe-snans-always-signal.c = -fsignaling-nans + +# The -lieee module sets the _LIB_VERSION_ switch to IEEE mode +# for error handling in the -lm functions. +install-lib += libieee.a +non-lib.a += libieee.a +extra-objs += libieee.a ieee-math.o + +include ../Rules + +gen-all-calls = $(gen-libm-calls) $(gen-calls) + +generated += $(addsuffix .c,$(call type-foreach,$(gen-all-calls))) \ + gen-libm-templates.stmp + +# Create wrappers in the math build directory. +$(objpfx)gen-libm-templates.stmp: Makefile + $(make-target-directory) + for gcall in $(gen-all-calls); do \ + func=$${gcall%F*}$${gcall#*F}; \ + for type in $(foreach t,$(types),$(t)__$(type-$(t)-suffix)); do \ + suff=$${type#*__}; \ + type=$${type%__*}; \ + file=$(objpfx)$${gcall%F*}$${suff}$${gcall#*F}.c; \ + ( \ + echo "#include <math-type-macros-$${type}.h>"; \ + echo "#include <$${func}_template.c>"; \ + ) > $${file}; \ + done; \ + done; \ + echo > $(@) + +# Add dependency to ensure the generator runs prior. +$(foreach t, $(call type-foreach, $(gen-all-calls)), \ + $(objpfx)$(t).c): $(objpfx)gen-libm-templates.stmp + +ifneq (no,$(PERL)) +# This must come after the inclusion of sysdeps Makefiles via Rules. + +$(foreach t,$(libm-tests-normal),$(objpfx)$(t).c): $(objpfx)test-%.c: + type_func=$*; \ + type=$${type_func%%-*}; \ + func=$${type_func#*-}; \ + ( \ + echo "#include <test-$$type.h>"; \ + echo "#include <test-math-no-finite.h>"; \ + echo "#include <test-math-no-inline.h>"; \ + echo "#include <test-math-errno.h>"; \ + echo "#include <test-math-scalar.h>"; \ + echo "#include <libm-test-$$func.c>"; \ + ) > $@ + +$(foreach t,$(libm-tests-finite),$(objpfx)$(t).c): $(objpfx)test-%.c: + type_func=$*; \ + type=$${type_func%%-*}; \ + func=$${type_func#*-finite-}; \ + ( \ + echo "#include <test-$$type.h>"; \ + echo "#include <test-math-finite.h>"; \ + echo "#include <test-math-no-inline.h>"; \ + echo "#include <test-math-scalar.h>"; \ + echo "#include <libm-test-$$func.c>"; \ + ) > $@ + +$(foreach t,$(libm-tests-inline),$(objpfx)$(t).c): $(objpfx)test-i%.c: + type_func=$*; \ + type=$${type_func%%-*}; \ + func=$${type_func#*-}; \ + ( \ + echo "#include <test-$$type.h>"; \ + echo "#include <test-math-inline.h>"; \ + echo "#include <test-math-scalar.h>"; \ + echo "#include <libm-test-$$func.c>"; \ + ) > $@ + +$(foreach t,$(libm-tests-vector),$(objpfx)$(t).c): $(objpfx)test-%.c: + type_func=$*; \ + type=$${type_func%-*}; \ + func=$${type_func##*-}; \ + func_args=$$(grep ALL_RM_TEST libm-test-$$func.inc \ + | sed 's/.*RUN_TEST_LOOP_//;s/_.*//'); \ + ( \ + echo "#include <test-$$type.h>"; \ + echo "WRAPPER_DECL_$$func_args (WRAPPER_NAME (FUNC ($$func)))"; \ + echo "#include <libm-test-$$func.c>"; \ + ) > $@ + +$(foreach t,$(types),\ + $(objpfx)libm-test-support-$(t).c): $(objpfx)libm-test-support-%.c: + ( \ + echo "#include <test-$*.h>"; \ + echo "#include <libm-test-support.c>"; \ + ) > $@ + +$(addprefix $(objpfx), $(libm-tests.o)): $(objpfx)libm-test-ulps.h + +define o-iterator-doit +$(foreach f,$(libm-test-funcs-all),\ + $(objpfx)$(o)-$(f).o): $(objpfx)$(o)%.o: $(objpfx)libm-test%.c +endef +object-suffixes-left := $(libm-tests-base) +include $(o-iterator) + +define o-iterator-doit +$(foreach f,$(libm-test-funcs-all),\ + $(objpfx)$(o)-$(f).o): CFLAGS += $(libm-test-no-inline-cflags) +endef +object-suffixes-left := $(libm-tests-base-normal) +include $(o-iterator) + +define o-iterator-doit +$(foreach f,$(libm-test-funcs-all),\ + $(objpfx)$(o)-$(f).o): CFLAGS += $(libm-test-finite-cflags) +endef +object-suffixes-left := $(libm-tests-base-finite) +include $(o-iterator) + +define o-iterator-doit +$(foreach f,$(libm-test-funcs-all),\ + $(objpfx)$(o)-$(f).o): CFLAGS += $(libm-test-inline-cflags) +endef +object-suffixes-left := $(libm-tests-base-inline) +include $(o-iterator) + +define o-iterator-doit +$(foreach f,$($(o)-funcs),\ + $(objpfx)test-$(o)-$(f).o): CFLAGS += $(libm-test-vec-cflags) +endef +object-suffixes-left := $(libmvec-tests) +include $(o-iterator) + +define o-iterator-doit +$(addprefix $(objpfx),\ + $(call libm-tests-for-type,$(o))): $(objpfx)libm-test-support-$(o).o +endef +object-suffixes-left := $(types) +include $(o-iterator) + +define o-iterator-doit +$(objpfx)libm-test-support-$(o).o: CFLAGS += $(libm-test-no-inline-cflags) +endef +object-suffixes-left := $(types) +include $(o-iterator) + +# Run the math programs to automatically generate ULPs files. +.PHONY: regen-ulps + +run-regen-ulps = $(test-wrapper-env) \ + $(run-program-env) \ + $($*-ENV) $(rtld-prefix) $${run} + +regen-ulps: $(addprefix $(objpfx),$(libm-tests)) + rm -f $(objpfx)ULPs; rm -f $(objpfx)NewUlps; \ + cp $(ulps-file) $(objpfx)libm-test-ulps; \ + for run in $^; do \ + echo "Regenerating ULPs for $${run}"; \ + $(run-regen-ulps) -u -o $(objpfx); \ + cat $(objpfx)ULPs >> $(objpfx)libm-test-ulps; \ + rm $(objpfx)ULPs; \ + done; \ + $(PERL) gen-libm-test.pl -n $(objpfx)NewUlps \ + -u $(objpfx)libm-test-ulps; \ + echo "Automatic regeneration of ULPs complete."; \ + echo "Difference between the current baseline and the new baseline is:";\ + diff -urN $(ulps-file) $(objpfx)NewUlps; \ + echo "Copy $(objpfx)NewUlps to $(ulps-file) (relative to source)." +else +regen-ulps: + @echo "Automatic regeneration of ULPs requires perl."; \ + exit 1; +endif + +# The generated sysd-rules file defines rules like this for sources +# coming from sysdeps/ directories. These rules find the generic sources. +define o-iterator-doit +$(objpfx)m_%$o: s_%.c $(before-compile); $$(compile-command.c) +endef +object-suffixes-left := $(all-object-suffixes) +include $(o-iterator) + +# Likewise, for those generated files shared with libc. +define o-iterator-doit +$(objpfx)m_%$o: $(objpfx)s_%.c $(before-compile); $$(compile-command.c) +endef +object-suffixes-left := $(all-object-suffixes) +include $(o-iterator) + +# This file defines the default _LIB_VERSION variable that controls +# the error return conventions for the math functions. +CPPFLAGS-s_lib_version.c := -D_POSIX_MODE + +# We don't want the fdlibm code to use the inline math functions, +# only the fdlibm code. +math-CPPFLAGS += -D__NO_MATH_INLINES -D__LIBC_INTERNAL_MATH_INLINES + +ifneq ($(long-double-fcts),yes) +# The `double' and `long double' types are the same on this machine. +# We won't compile the `long double' code at all. Tell the `double' code +# to define aliases for the `FUNCl' names. To avoid type conflicts in +# defining those aliases, tell <math.h> to declare the `FUNCl' names with +# `double' instead of `long double'. +math-CPPFLAGS += -DNO_LONG_DOUBLE -D_Mlong_double_=double +endif + +# These files quiet sNaNs in a way that is optimized away without +# -fsignaling-nans. +CFLAGS-s_modf.c += -fsignaling-nans +CFLAGS-s_modff.c += -fsignaling-nans +CFLAGS-s_modfl.c += -fsignaling-nans +CFLAGS-s_modff128.c += -fsignaling-nans + +# The -lieee library is actually an object file. +# The module just defines the _LIB_VERSION_ variable. +# It's not a library to make sure it is linked in instead of s_lib_version.o. +$(objpfx)libieee.a: $(objpfx)ieee-math.o + rm -f $@ + $(patsubst %/,cd % &&,$(objpfx)) \ + $(LN_S) $(<F) $(@F) + +$(addprefix $(objpfx),\ + $(filter-out $(tests-static) $(libm-tests-vector),\ + $(tests))): $(libm) +$(addprefix $(objpfx),$(tests-static)): $(objpfx)libm.a +define o-iterator-doit +$(foreach f,$($(o)-funcs),\ + $(objpfx)test-$(o)-$(f)): $(objpfx)test-$(o)-wrappers.o \ + $(libm) $(libmvec) +endef +object-suffixes-left := $(libmvec-tests) +include $(o-iterator) + +gmp-objs = $(patsubst %,$(common-objpfx)stdlib/%.o,\ + add_n sub_n cmp addmul_1 mul_1 mul_n divmod_1 \ + lshift rshift mp_clz_tab udiv_qrnnd inlines \ + $(gmp-sysdep_routines)) +$(objpfx)atest-exp: $(gmp-objs) +$(objpfx)atest-sincos: $(gmp-objs) +$(objpfx)atest-exp2: $(gmp-objs) +$(objpfx)test-fenv-tls: $(shared-thread-library) |