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bfff8b1b | 1 | # Copyright (C) 1996-2017 Free Software Foundation, Inc. |
28f540f4 RM |
2 | # This file is part of the GNU C Library. |
3 | ||
4 | # The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
5 | # modify it under the terms of the GNU Lesser General Public |
6 | # License as published by the Free Software Foundation; either | |
7 | # version 2.1 of the License, or (at your option) any later version. | |
28f540f4 RM |
8 | |
9 | # The GNU C Library is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | # Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 | 14 | # You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | # License along with the GNU C Library; if not, see |
16 | # <http://www.gnu.org/licenses/>. | |
0c5ecdc4 UD |
17 | |
18 | # Makefile for the math library. | |
28f540f4 | 19 | |
f7eac6eb RM |
20 | subdir := math |
21 | ||
a5f891ac JM |
22 | include ../Makeconfig |
23 | ||
f7eac6eb | 24 | # Installed header files. |
5107cf1d | 25 | headers := math.h bits/mathcalls.h bits/mathinline.h bits/huge_val.h \ |
a86573f4 RH |
26 | bits/huge_valf.h bits/huge_vall.h bits/inf.h bits/nan.h \ |
27 | fpu_control.h complex.h bits/cmathcalls.h fenv.h \ | |
0ac5ae23 | 28 | bits/fenv.h bits/fenvinline.h bits/mathdef.h tgmath.h \ |
202d48da | 29 | bits/math-finite.h bits/math-vector.h \ |
93eb85ce | 30 | bits/libm-simd-decl-stubs.h bits/iscanonical.h \ |
0acb8a2a JM |
31 | bits/flt-eval-method.h bits/fp-fast.h bits/fp-logb.h \ |
32 | bits/long-double.h | |
f7eac6eb | 33 | |
5fbef188 | 34 | # FPU support code. |
c94a8080 | 35 | aux := setfpucw fpu_control |
28f540f4 | 36 | |
f7eac6eb | 37 | # Build the -lm library. |
28f540f4 | 38 | |
f7eac6eb | 39 | extra-libs := libm |
ec4b0518 | 40 | extra-libs-others = $(extra-libs) |
58e07151 | 41 | |
f56f9124 | 42 | libm-support = s_lib_version s_matherr s_signgam \ |
63551311 UD |
43 | fclrexcpt fgetexcptflg fraiseexcpt fsetexcptflg \ |
44 | ftestexcept fegetround fesetround fegetenv feholdexcpt \ | |
05ef7ce9 | 45 | fesetenv feupdateenv t_exp fedisblxcpt feenablxcpt \ |
ec94343f JM |
46 | fegetexcept fesetexcept fetestexceptflag fegetmode \ |
47 | fesetmode | |
b9e05ed0 | 48 | |
ce6698ea PM |
49 | # Wrappers for these functions generated per type using a file named |
50 | # <func>_template.c and the appropriate math-type-macros-<TYPE>.h. | |
c50eee19 PM |
51 | gen-libm-calls = cargF conjF cimagF crealF cabsF s_cacosF \ |
52 | s_cacoshF s_ccosF s_ccoshF s_casinF s_csinF s_casinhF \ | |
d5602ceb | 53 | k_casinhF s_csinhF k_casinhF s_csinhF s_catanhF s_catanF \ |
feb62dda | 54 | s_ctanF s_ctanhF s_cexpF s_clogF s_cprojF s_csqrtF \ |
2c46d114 | 55 | s_cpowF s_clog10F s_fdimF s_nextdownF s_fmaxF s_fminF \ |
14348aae | 56 | s_nanF s_iseqsigF s_canonicalizeF w_ilogbF w_llogbF \ |
aec0821c GG |
57 | w_log1pF w_scalblnF s_fmaxmagF s_fminmagF w_acosF \ |
58 | w_acoshF w_asinF w_atan2F w_atanhF w_coshF w_exp10F \ | |
59 | w_exp2F w_fmodF w_hypotF w_j0F w_j1F w_jnF w_logF \ | |
60 | w_log10F w_log2F w_powF w_remainderF w_sinhF w_sqrtF \ | |
61 | w_tgammaF w_lgammaF w_lgammaF_r w_expF | |
ce6698ea | 62 | |
b9e05ed0 PM |
63 | libm-calls = \ |
64 | e_acosF e_acoshF e_asinF e_atan2F e_atanhF e_coshF e_expF e_fmodF \ | |
65 | e_hypotF e_j0F e_j1F e_jnF e_lgammaF_r e_logF e_log10F e_powF \ | |
66 | e_rem_pio2F e_remainderF e_scalbF e_sinhF e_sqrtF e_gammaF_r \ | |
67 | e_ilogbF \ | |
2bad840e | 68 | k_cosF k_sinF k_tanF s_asinhF s_atanF s_cbrtF \ |
b9e05ed0 | 69 | s_ceilF s_cosF s_erfF s_expm1F s_fabsF \ |
14348aae | 70 | s_floorF s_log1pF s_logbF \ |
e4d6a835 | 71 | s_nextafterF s_nexttowardF s_rintF s_scalblnF \ |
f67d7819 | 72 | s_significandF s_sinF s_tanF s_tanhF \ |
2c46d114 | 73 | s_fpclassifyF s_truncF \ |
b9e05ed0 | 74 | s_remquoF e_log2F e_exp2F s_roundF s_nearbyintF s_sincosF \ |
f67d7819 | 75 | s_fmaF s_lrintF s_llrintF s_lroundF s_llroundF e_exp10F \ |
c50eee19 | 76 | s_issignalingF $(calls:s_%=m_%) x2y2m1F \ |
b9e05ed0 | 77 | gamma_productF lgamma_negF lgamma_productF \ |
f8e8b8ed | 78 | s_nextupF s_totalorderF s_totalordermagF s_getpayloadF \ |
423c2b9d JM |
79 | s_setpayloadF s_setpayloadsigF s_roundevenF s_fromfpF s_ufromfpF \ |
80 | s_fromfpxF s_ufromfpxF $(gen-libm-calls) | |
b9e05ed0 | 81 | |
3789e2fd | 82 | libm-compat-calls = \ |
f67d7819 GG |
83 | w_acosF_compat w_acoshF_compat w_asinF_compat w_atan2F_compat \ |
84 | w_atanhF_compat w_coshF_compat w_exp2F_compat w_exp10F_compat \ | |
85 | w_fmodF_compat w_hypotF_compat w_j0F_compat w_j1F_compat \ | |
86 | w_jnF_compat w_log2F_compat w_log10F_compat w_logF_compat \ | |
87 | w_powF_compat w_remainderF_compat w_scalbF_compat \ | |
ea814db2 | 88 | w_sinhF_compat w_sqrtF_compat w_tgammaF_compat \ |
3789e2fd GG |
89 | w_lgammaF_r_compat w_lgammaF_compat2 w_expF_compat \ |
90 | w_lgamma_compatF k_standardF | |
b9e05ed0 PM |
91 | |
92 | # Type specific routine support. | |
93 | # | |
94 | # The following three variables control what is included for each type: | |
95 | # | |
96 | # type-floatN-suffix = The suffix of the type | |
97 | # type-floatN-routines = Type specific support objects | |
98 | # type-floatN-yes = If the type is supported, evaluates to floatN | |
99 | # | |
100 | # Finally, note that types is an intentionally recursive variable. | |
101 | # We only know the full set of supported types for the target machine | |
102 | # after the Rules makefile has been parsed. | |
103 | types = $(type-ldouble-$(long-double-fcts)) double float | |
104 | ||
105 | # long double support | |
106 | type-ldouble-suffix := l | |
29cb9293 | 107 | type-ldouble-routines := t_sincosl k_sincosl s_iscanonicall |
b9e05ed0 PM |
108 | type-ldouble-yes := ldouble |
109 | ||
110 | # double support | |
111 | type-double-suffix := | |
112 | type-double-routines := branred doasin dosincos halfulp mpa mpatan2 \ | |
113 | mpatan mpexp mplog mpsqrt mptan sincos32 slowexp \ | |
2bad840e | 114 | slowpow sincostab k_rem_pio2 |
b9e05ed0 PM |
115 | |
116 | # float support | |
117 | type-float-suffix := f | |
2bad840e | 118 | type-float-routines := k_rem_pio2f |
b9e05ed0 PM |
119 | |
120 | ||
121 | # Apply suffix to each type in arg 1 | |
122 | type-foreach = $(foreach t,$(types),$(subst F,$(type-$(t)-suffix),$(1))) | |
123 | ||
3789e2fd GG |
124 | libm-routines = $(strip $(libm-support) \ |
125 | $(call type-foreach, $(libm-compat-calls)) \ | |
b9e05ed0 PM |
126 | $(call type-foreach, $(libm-calls)) \ |
127 | $(foreach t, $(types), $(type-$(t)-routines))) \ | |
58e07151 | 128 | |
f7eac6eb RM |
129 | # These functions are in libc instead of libm because __printf_fp |
130 | # calls them, so any program using printf will need them linked in, | |
131 | # and we don't want to have to link every program with -lm. | |
92712dee RM |
132 | # In libm-calls (above), list m_foo in place of s_foo for any |
133 | # routine that should be compiled separately for its libc and libm versions. | |
b9e05ed0 | 134 | calls = s_isinfF s_isnanF s_finiteF s_copysignF s_modfF s_scalbnF s_frexpF \ |
9f9834f5 PM |
135 | s_signbitF $(gen-calls) |
136 | gen-calls = s_ldexpF | |
b9e05ed0 PM |
137 | generated += $(foreach s,.c .S,$(call type-foreach, $(calls:s_%=m_%$(s)))) |
138 | routines = $(call type-foreach, $(calls)) | |
8847214f | 139 | |
5695d46f | 140 | ifeq ($(build-mathvec),yes) |
cbd8f930 AS |
141 | # We need to install libm.so and libm.a as linker scripts |
142 | # for transparent use of vector math library. | |
143 | install-lib-ldscripts := libm.so libm.a | |
144 | install-others = $(inst_libdir)/libm.so $(inst_libdir)/libm.a | |
5695d46f AS |
145 | $(inst_libdir)/libm.so: $(common-objpfx)format.lds \ |
146 | $(libm) \ | |
147 | $(libmvec) \ | |
148 | $(+force) | |
149 | (echo '/* GNU ld script'; echo '*/';\ | |
150 | cat $<; \ | |
151 | echo 'GROUP ( $(slibdir)/libm.so$(libm.so-version) ' \ | |
b3f60407 | 152 | 'AS_NEEDED ( $(libdir)/libmvec_nonshared.a $(slibdir)/libmvec.so$(libmvec.so-version) ) )' \ |
f9378ac3 DAS |
153 | ) > $@.new |
154 | mv -f $@.new $@ | |
cbd8f930 | 155 | |
ffb8455c AS |
156 | $(inst_libdir)/libm-$(version).a: $(objpfx)libm.a \ |
157 | $(+force) | |
158 | $(do-install) | |
159 | ||
cbd8f930 | 160 | $(inst_libdir)/libm.a: $(common-objpfx)format.lds \ |
ffb8455c AS |
161 | $(inst_libdir)/libm-$(version).a \ |
162 | $(objpfx)../mathvec/libmvec.a \ | |
cbd8f930 AS |
163 | $(+force) |
164 | (echo '/* GNU ld script'; echo '*/';\ | |
165 | cat $<; \ | |
ffb8455c | 166 | echo 'GROUP ( $(libdir)/libm-$(version).a $(libdir)/libmvec.a )' \ |
cbd8f930 | 167 | ) > $@.new |
cbd8f930 | 168 | mv -f $@.new $@ |
5695d46f AS |
169 | endif |
170 | ||
c57abfa7 | 171 | # Rules for the test suite. |
9861985f | 172 | tests = test-matherr test-fenv atest-exp atest-sincos atest-exp2 basic-test \ |
95e7cf29 MR |
173 | test-misc test-fpucw test-fpucw-ieee tst-definitions test-tgmath \ |
174 | test-tgmath-ret bug-nextafter bug-nexttoward bug-tgmath1 \ | |
175 | test-tgmath-int test-tgmath2 test-powl tst-CMPLX tst-CMPLX2 test-snan \ | |
85b29045 | 176 | test-fenv-tls test-fenv-preserve test-fenv-return test-fenvinline \ |
939fdd1c | 177 | test-nearbyint-except test-fenv-clear test-signgam-finite \ |
71d1b016 | 178 | test-signgam-finite-c99 test-signgam-finite-c11 \ |
d709042a JM |
179 | test-nearbyint-except-2 test-signgam-uchar test-signgam-uchar-init \ |
180 | test-signgam-uint test-signgam-uint-init test-signgam-ullong \ | |
8f5e8b01 | 181 | test-signgam-ullong-init test-nan-overflow test-nan-payload \ |
5146356f | 182 | test-fexcept test-fexcept-traps test-fesetexcept \ |
ec94343f | 183 | test-fesetexcept-traps test-fetestexceptflag test-femode \ |
d0800ae0 | 184 | test-femode-traps test-iszero-excess-precision \ |
c2a82dac | 185 | test-iseqsig-excess-precision test-flt-eval-method \ |
c0b43536 JM |
186 | test-fp-ilogb-constants test-fp-llogb-constants \ |
187 | test-fe-snans-always-signal $(tests-static) | |
d709042a JM |
188 | tests-static = test-fpucw-static test-fpucw-ieee-static \ |
189 | test-signgam-uchar-static test-signgam-uchar-init-static \ | |
190 | test-signgam-uint-static test-signgam-uint-init-static \ | |
191 | test-signgam-ullong-static test-signgam-ullong-init-static | |
c57abfa7 | 192 | |
0800411f | 193 | ifneq (,$(CXX)) |
b3918c44 | 194 | tests += test-math-isinff test-math-iszero |
0800411f RM |
195 | endif |
196 | ||
8847214f | 197 | ifneq (no,$(PERL)) |
24a2718f | 198 | libm-vec-tests = $(addprefix test-,$(libmvec-tests)) |
b9e05ed0 PM |
199 | |
200 | libm-tests = $(foreach t,$(types),test-$(t) test-$(t)-finite test-i$(t)) \ | |
201 | $(libm-vec-tests) | |
202 | ||
8847214f UD |
203 | libm-tests.o = $(addsuffix .o,$(libm-tests)) |
204 | ||
205 | tests += $(libm-tests) | |
3b2f6032 JM |
206 | libm-test-support = $(foreach t,$(types),libm-test-support-$(t)) |
207 | test-extras += $(libm-test-support) | |
208 | extra-test-objs += $(addsuffix .o, $(libm-test-support)) | |
b4bcb3ae AS |
209 | libm-vec-test-wrappers = $(addsuffix -wrappers, $(libm-vec-tests)) |
210 | test-extras += $(libm-vec-test-wrappers) | |
211 | extra-test-objs += $(addsuffix .o, $(libm-vec-test-wrappers)) | |
8847214f | 212 | |
e0a3ed4f | 213 | ulps-file = $(firstword $(wildcard $(sysdirs:%=%/libm-test-ulps))) |
882ed1be | 214 | |
5cd81881 JM |
215 | $(objpfx)libm-test-ulps.h: $(ulps-file) gen-libm-test.pl |
216 | $(make-target-directory) | |
217 | $(PERL) gen-libm-test.pl -u $< -H $@ | |
218 | ||
6b8303a3 | 219 | libm-test-funcs-auto = acos acosh asin asinh atan atan2 atanh cabs cacos \ |
2c51dfd0 JM |
220 | cacosh carg casin casinh catan catanh cbrt ccos ccosh \ |
221 | cexp clog clog10 cos cosh cpow csin csinh csqrt ctan \ | |
222 | ctanh erf erfc exp exp10 exp2 expm1 fma hypot j0 j1 jn \ | |
223 | lgamma log log10 log1p log2 pow sin sincos sinh sqrt \ | |
224 | tan tanh tgamma y0 y1 yn | |
225 | libm-test-funcs-noauto = canonicalize ceil cimag conj copysign cproj creal \ | |
226 | fabs fdim floor fmax fmaxmag fmin fminmag fmod \ | |
227 | fpclassify frexp fromfp fromfpx getpayload ilogb \ | |
228 | iscanonical iseqsig isfinite isgreater \ | |
229 | isgreaterequal isinf isless islessequal \ | |
230 | islessgreater isnan isnormal issignaling issubnormal \ | |
231 | isunordered iszero llogb llrint llround logb lrint \ | |
232 | lround modf nearbyint nextafter nextdown nexttoward \ | |
233 | nextup remainder remquo rint round roundeven scalb \ | |
234 | scalbln scalbn setpayload setpayloadsig signbit \ | |
235 | significand totalorder totalordermag trunc ufromfp \ | |
236 | ufromfpx | |
5cbb5849 JM |
237 | libm-test-funcs-all = $(libm-test-funcs-auto) $(libm-test-funcs-noauto) |
238 | libm-test-c-auto = $(foreach f,$(libm-test-funcs-auto),libm-test-$(f).c) | |
239 | libm-test-c-noauto = $(foreach f,$(libm-test-funcs-noauto),libm-test-$(f).c) | |
240 | libm-tests-generated = libm-test-ulps.h libm-have-vector-test.h libm-test.c \ | |
241 | $(libm-test-c-auto) $(libm-test-c-noauto) | |
242 | generated += $(libm-tests-generated) | |
243 | ||
244 | libm-test-c-auto-obj = $(addprefix $(objpfx),$(libm-test-c-auto)) | |
245 | libm-test-c-noauto-obj = $(addprefix $(objpfx),$(libm-test-c-noauto)) | |
246 | ||
247 | $(objpfx)libm-test.c $(libm-test-c-noauto-obj): $(objpfx)libm-test%.c: \ | |
248 | libm-test%.inc gen-libm-test.pl | |
249 | $(make-target-directory) | |
250 | $(PERL) gen-libm-test.pl -c $< -a /dev/null -C $@ | |
4f1bc131 | 251 | |
5cbb5849 JM |
252 | $(libm-test-c-auto-obj): $(objpfx)libm-test%.c: libm-test%.inc \ |
253 | gen-libm-test.pl \ | |
254 | auto-libm-test-out% | |
5cd81881 | 255 | $(make-target-directory) |
5cbb5849 JM |
256 | $(PERL) gen-libm-test.pl -c $< -a auto-libm-test-out$* -C $@ |
257 | ||
258 | libm-test-incs = $(foreach f,$(libm-test-funcs-all),libm-test-$(f).inc) | |
8847214f | 259 | |
5cbb5849 | 260 | $(objpfx)libm-have-vector-test.h: $(libm-test-incs) gen-libm-have-vector-test.sh |
882ed1be | 261 | $(make-target-directory) |
5cbb5849 | 262 | $(SHELL) gen-libm-have-vector-test.sh $(sort $(libm-test-incs)) > $@ |
8847214f UD |
263 | endif |
264 | ||
24a2718f AS |
265 | libm-test-fast-math-cflags = -fno-builtin -D__FAST_MATH__ -DTEST_FAST_MATH |
266 | libm-test-vec-cflags = $(libm-test-fast-math-cflags) -fno-inline \ | |
267 | -ffloat-store -D_OPENMP=201307 -Wno-unknown-pragmas | |
268 | ||
269 | CFLAGS-test-double-vlen2.c = $(libm-test-vec-cflags) | |
24a2718f AS |
270 | |
271 | CFLAGS-test-double-vlen4.c = $(libm-test-vec-cflags) | |
272 | CFLAGS-test-double-vlen4-wrappers.c = $(double-vlen4-arch-ext-cflags) | |
273 | ||
274 | CFLAGS-test-double-vlen8.c = $(libm-test-vec-cflags) | |
275 | CFLAGS-test-double-vlen8-wrappers.c = $(double-vlen8-arch-ext-cflags) | |
276 | ||
2a523216 | 277 | CFLAGS-test-float-vlen4.c = $(libm-test-vec-cflags) |
2a523216 AS |
278 | |
279 | CFLAGS-test-float-vlen8.c = $(libm-test-vec-cflags) | |
280 | CFLAGS-test-float-vlen8-wrappers.c = $(float-vlen8-arch-ext-cflags) | |
281 | ||
282 | CFLAGS-test-float-vlen16.c = $(libm-test-vec-cflags) | |
283 | CFLAGS-test-float-vlen16-wrappers.c = $(float-vlen16-arch-ext-cflags) | |
284 | ||
26211284 JM |
285 | # The no-inline tests use -fsignaling-nans, and thereby use the |
286 | # versions of classification macros that support sNaNs. The inline | |
287 | # function tests use the versions of classification macros that may | |
288 | # raise spurious exceptions for sNaNs, but also do not test for | |
289 | # exceptions. Thus both versions of the classification macros are | |
290 | # validated. | |
291 | libm-test-no-inline-cflags = -fno-inline -ffloat-store -fno-builtin \ | |
292 | -fsignaling-nans | |
5a28590a JM |
293 | libm-test-finite-cflags = $(libm-test-no-inline-cflags) \ |
294 | -U__FINITE_MATH_ONLY__ -D__FINITE_MATH_ONLY__=1 | |
295 | CFLAGS-test-float.c = $(libm-test-no-inline-cflags) | |
296 | CFLAGS-test-float-finite.c = $(libm-test-finite-cflags) | |
3b2f6032 | 297 | CFLAGS-libm-test-support-float.c = $(libm-test-no-inline-cflags) |
5a28590a JM |
298 | CFLAGS-test-double.c = $(libm-test-no-inline-cflags) |
299 | CFLAGS-test-double-finite.c = $(libm-test-finite-cflags) | |
3b2f6032 | 300 | CFLAGS-libm-test-support-double.c = $(libm-test-no-inline-cflags) |
5a28590a JM |
301 | CFLAGS-test-ldouble.c = $(libm-test-no-inline-cflags) |
302 | CFLAGS-test-ldouble-finite.c = $(libm-test-finite-cflags) | |
3b2f6032 | 303 | CFLAGS-libm-test-support-ldouble.c = $(libm-test-no-inline-cflags) |
4f2689f4 | 304 | CFLAGS-test-tgmath.c = -fno-builtin |
d077f65f MT |
305 | # The following testcase uses very long lines (>3 million), so it may take a |
306 | # while to compile it. See: http://llvm.org/bugs/show_bug.cgi?id=14106 and | |
307 | # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54402 | |
8790af5f | 308 | CFLAGS-test-tgmath2.c = -fno-builtin |
301a6724 | 309 | CFLAGS-test-tgmath-ret.c = -fno-builtin |
8db73634 | 310 | CFLAGS-test-powl.c = -fno-builtin |
8df4e219 WD |
311 | |
312 | CFLAGS-test-snan.c = -fsignaling-nans | |
9b40563c JM |
313 | CFLAGS-test-ifloat.c = $(libm-test-fast-math-cflags) |
314 | CFLAGS-test-idouble.c = $(libm-test-fast-math-cflags) | |
315 | CFLAGS-test-ildouble.c = $(libm-test-fast-math-cflags) | |
c57abfa7 | 316 | |
939fdd1c JM |
317 | CFLAGS-test-signgam-finite.c = -ffinite-math-only |
318 | CFLAGS-test-signgam-finite-c99.c = -ffinite-math-only -std=c99 | |
319 | CFLAGS-test-signgam-finite-c11.c = -ffinite-math-only -std=c11 | |
d709042a JM |
320 | CFLAGS-test-signgam-uchar.c = -std=c99 |
321 | CFLAGS-test-signgam-uchar-init.c = -std=c99 | |
322 | CFLAGS-test-signgam-uchar-static.c = -std=c99 | |
323 | CFLAGS-test-signgam-uchar-init-static.c = -std=c99 | |
324 | CFLAGS-test-signgam-uint.c = -std=c99 | |
325 | CFLAGS-test-signgam-uint-init.c = -std=c99 | |
326 | CFLAGS-test-signgam-uint-static.c = -std=c99 | |
327 | CFLAGS-test-signgam-uint-init-static.c = -std=c99 | |
328 | CFLAGS-test-signgam-ullong.c = -std=c99 | |
329 | CFLAGS-test-signgam-ullong-init.c = -std=c99 | |
330 | CFLAGS-test-signgam-ullong-static.c = -std=c99 | |
331 | CFLAGS-test-signgam-ullong-init-static.c = -std=c99 | |
939fdd1c | 332 | |
3c47c83a | 333 | CFLAGS-test-math-isinff.cc = -std=gnu++11 |
b3918c44 | 334 | CFLAGS-test-math-iszero.cc = -std=gnu++11 |
3c47c83a | 335 | |
b59ad2db | 336 | CFLAGS-test-iszero-excess-precision.c = -fexcess-precision=standard |
d0800ae0 | 337 | CFLAGS-test-iseqsig-excess-precision.c = -fexcess-precision=standard |
b0216d3e | 338 | CFLAGS-test-flt-eval-method.c = -fexcess-precision=standard |
b59ad2db | 339 | |
c0b43536 JM |
340 | CFLAGS-test-fe-snans-always-signal.c = -fsignaling-nans |
341 | ||
26da047f RM |
342 | # The -lieee module sets the _LIB_VERSION_ switch to IEEE mode |
343 | # for error handling in the -lm functions. | |
344 | install-lib += libieee.a | |
345 | non-lib.a += libieee.a | |
346 | extra-objs += libieee.a ieee-math.o | |
347 | ||
28f540f4 RM |
348 | include ../Rules |
349 | ||
9f9834f5 PM |
350 | gen-all-calls = $(gen-libm-calls) $(gen-calls) |
351 | ||
352 | generated += $(addsuffix .c,$(call type-foreach,$(gen-all-calls))) \ | |
ce6698ea PM |
353 | gen-libm-templates.stmp |
354 | ||
355 | # Create wrappers in the math build directory. | |
9f9834f5 PM |
356 | $(objpfx)gen-libm-templates.stmp: Makefile |
357 | $(make-target-directory) | |
358 | for gcall in $(gen-all-calls); do \ | |
ce6698ea PM |
359 | func=$${gcall%F*}$${gcall#*F}; \ |
360 | for type in $(foreach t,$(types),$(t)__$(type-$(t)-suffix)); do \ | |
361 | suff=$${type#*__}; \ | |
362 | type=$${type%__*}; \ | |
363 | file=$(objpfx)$${gcall%F*}$${suff}$${gcall#*F}.c; \ | |
364 | ( \ | |
365 | echo "#include <math-type-macros-$${type}.h>"; \ | |
366 | echo "#include <$${func}_template.c>"; \ | |
367 | ) > $${file}; \ | |
368 | done; \ | |
369 | done; \ | |
370 | echo > $(@) | |
371 | ||
372 | # Add dependency to ensure the generator runs prior. | |
9f9834f5 | 373 | $(foreach t, $(call type-foreach, $(gen-all-calls)), \ |
ce6698ea PM |
374 | $(objpfx)$(t).c): $(objpfx)gen-libm-templates.stmp |
375 | ||
26510bdd | 376 | ifneq (no,$(PERL)) |
b2faf4ea | 377 | # This must come after the inclusion of sysdeps Makefiles via Rules. |
5cd81881 JM |
378 | $(addprefix $(objpfx), $(libm-tests.o)): $(addprefix $(objpfx),\ |
379 | $(libm-tests-generated)) | |
b2faf4ea | 380 | |
3b2f6032 JM |
381 | $(addprefix $(objpfx),\ |
382 | $(filter test-float% test-ifloat%,\ | |
383 | $(libm-tests))): $(objpfx)libm-test-support-float.o | |
384 | ||
385 | $(addprefix $(objpfx),\ | |
386 | $(filter test-double% test-idouble%,\ | |
387 | $(libm-tests))): $(objpfx)libm-test-support-double.o | |
388 | ||
389 | $(addprefix $(objpfx),\ | |
390 | $(filter test-ldouble% test-ildouble%,\ | |
391 | $(libm-tests))): $(objpfx)libm-test-support-ldouble.o | |
392 | ||
26510bdd CD |
393 | # Run the math programs to automatically generate ULPs files. |
394 | .PHONY: regen-ulps | |
395 | ||
396 | run-regen-ulps = $(test-wrapper-env) \ | |
8540f6d2 | 397 | $(run-program-env) \ |
01dc6df9 | 398 | $($*-ENV) $(rtld-prefix) $${run} |
26510bdd CD |
399 | |
400 | regen-ulps: $(addprefix $(objpfx),$(libm-tests)) | |
401 | rm -f $(objpfx)ULPs; rm -f $(objpfx)NewUlps; \ | |
402 | cp $(ulps-file) $(objpfx)libm-test-ulps; \ | |
403 | for run in $^; do \ | |
404 | echo "Regenerating ULPs for $${run}"; \ | |
405 | $(run-regen-ulps) -u -o $(objpfx); \ | |
406 | cat $(objpfx)ULPs >> $(objpfx)libm-test-ulps; \ | |
407 | rm $(objpfx)ULPs; \ | |
408 | done; \ | |
7e1e68b4 JM |
409 | $(PERL) gen-libm-test.pl -n $(objpfx)NewUlps \ |
410 | -u $(objpfx)libm-test-ulps; \ | |
26510bdd CD |
411 | echo "Automatic regeneration of ULPs complete."; \ |
412 | echo "Difference between the current baseline and the new baseline is:";\ | |
413 | diff -urN $(ulps-file) $(objpfx)NewUlps; \ | |
414 | echo "Copy $(objpfx)NewUlps to $(ulps-file) (relative to source)." | |
415 | else | |
416 | regen-ulps: | |
417 | @echo "Automatic regeneration of ULPs requires perl."; \ | |
418 | exit 1; | |
419 | endif | |
f7eac6eb | 420 | |
2f663a98 RM |
421 | # The generated sysd-rules file defines rules like this for sources |
422 | # coming from sysdeps/ directories. These rules find the generic sources. | |
423 | define o-iterator-doit | |
424 | $(objpfx)m_%$o: s_%.c $(before-compile); $$(compile-command.c) | |
425 | endef | |
426 | object-suffixes-left := $(all-object-suffixes) | |
427 | include $(o-iterator) | |
428 | ||
9f9834f5 PM |
429 | # Likewise, for those generated files shared with libc. |
430 | define o-iterator-doit | |
431 | $(objpfx)m_%$o: $(objpfx)s_%.c $(before-compile); $$(compile-command.c) | |
432 | endef | |
433 | object-suffixes-left := $(all-object-suffixes) | |
434 | include $(o-iterator) | |
2f663a98 | 435 | |
f7eac6eb RM |
436 | # This file defines the default _LIB_VERSION variable that controls |
437 | # the error return conventions for the math functions. | |
438 | CPPFLAGS-s_lib_version.c := -D_POSIX_MODE | |
439 | ||
a641835a RM |
440 | # We don't want the fdlibm code to use the inline math functions, |
441 | # only the fdlibm code. | |
4b9afc43 | 442 | math-CPPFLAGS += -D__NO_MATH_INLINES -D__LIBC_INTERNAL_MATH_INLINES |
a641835a | 443 | |
58e07151 RM |
444 | ifneq ($(long-double-fcts),yes) |
445 | # The `double' and `long double' types are the same on this machine. | |
446 | # We won't compile the `long double' code at all. Tell the `double' code | |
f5cb4a5c RM |
447 | # to define aliases for the `FUNCl' names. To avoid type conflicts in |
448 | # defining those aliases, tell <math.h> to declare the `FUNCl' names with | |
449 | # `double' instead of `long double'. | |
4b9afc43 | 450 | math-CPPFLAGS += -DNO_LONG_DOUBLE -D_Mlong_double_=double |
58e07151 RM |
451 | endif |
452 | ||
a6a4395d JM |
453 | # These files quiet sNaNs in a way that is optimized away without |
454 | # -fsignaling-nans. | |
455 | CFLAGS-s_modf.c += -fsignaling-nans | |
456 | CFLAGS-s_modff.c += -fsignaling-nans | |
457 | CFLAGS-s_modfl.c += -fsignaling-nans | |
458 | ||
26da047f RM |
459 | # The -lieee library is actually an object file. |
460 | # The module just defines the _LIB_VERSION_ variable. | |
461 | # It's not a library to make sure it is linked in instead of s_lib_version.o. | |
462 | $(objpfx)libieee.a: $(objpfx)ieee-math.o | |
463 | rm -f $@ | |
e7c5513d UD |
464 | $(patsubst %/,cd % &&,$(objpfx)) \ |
465 | $(LN_S) $(<F) $(@F) | |
3e5f5557 | 466 | |
b4bcb3ae AS |
467 | $(addprefix $(objpfx),\ |
468 | $(filter-out $(tests-static) $(libm-vec-tests),$(tests))): $(libm) | |
95e7cf29 | 469 | $(addprefix $(objpfx),$(tests-static)): $(objpfx)libm.a |
b4bcb3ae AS |
470 | $(addprefix $(objpfx), $(libm-vec-tests)): $(objpfx)%: $(objpfx)%-wrappers.o \ |
471 | $(libm) $(libmvec) | |
9498096c | 472 | |
2119dcfa | 473 | gmp-objs = $(patsubst %,$(common-objpfx)stdlib/%.o,\ |
6075607b | 474 | add_n sub_n cmp addmul_1 mul_1 mul_n divmod_1 \ |
32fcb36d DM |
475 | lshift rshift mp_clz_tab udiv_qrnnd inlines \ |
476 | $(gmp-sysdep_routines)) | |
6075607b UD |
477 | $(objpfx)atest-exp: $(gmp-objs) |
478 | $(objpfx)atest-sincos: $(gmp-objs) | |
479 | $(objpfx)atest-exp2: $(gmp-objs) | |
79520f4b | 480 | $(objpfx)test-fenv-tls: $(shared-thread-library) |