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root / src / fftw-3.3.8 / configure.ac @ 167:bd3cc4d1df30
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dnl Process this file with autoconf to produce a configure script. |
| 4 |
|
| 5 |
dnl Define the fftw version number as M4 macros, so that we can enforce |
| 6 |
dnl the invariant that the minor version number in FFTW-X.Y.MINOR is the same |
| 7 |
dnl as the revision number in SHARED_VERSION_INFO. |
| 8 |
define(FFTW_MAJOR_VERSION, 3.3)dnl |
| 9 |
define(FFTW_MINOR_VERSION, 8)dnl |
| 10 |
|
| 11 |
dnl Version number of the FFTW source package. |
| 12 |
AC_INIT(fftw, FFTW_MAJOR_VERSION.FFTW_MINOR_VERSION, fftw@fftw.org) |
| 13 |
AC_CONFIG_SRCDIR(kernel/ifftw.h) |
| 14 |
|
| 15 |
dnl Version number for libtool shared libraries. Libtool wants a string |
| 16 |
dnl of the form CURRENT:REVISION:AGE. We adopt the convention that |
| 17 |
dnl REVISION is the same as the FFTW minor version number. |
| 18 |
dnl fftw-3.1.x was 4:x:1 |
| 19 |
dnl fftw-3.2.x was 5:x:2 |
| 20 |
dnl fftw-3.3.x was 6:x:3 for x < 4 |
| 21 |
dnl fftw-3.3.4 was 7:x:4 |
| 22 |
dnl fftw-3.3.5 was 8:x:5 (added planner hooks) |
| 23 |
dnl fftw-3.3.6 was 8:x:6 (8:x:6 is a bug, should have been 8:x:5. No API changes) |
| 24 |
dnl fftw-3.3.6.1 fixes the 8:x:6 screwup |
| 25 |
dnl fftw-3.3.7 was 8:x:5 (No API changes) |
| 26 |
dnl fftw-3.3.8 was 8:x:5 (No API changes) |
| 27 |
SHARED_VERSION_INFO="8:FFTW_MINOR_VERSION:5" # CURRENT:REVISION:AGE |
| 28 |
|
| 29 |
AM_INIT_AUTOMAKE(1.7) |
| 30 |
AM_CONFIG_HEADER(config.h) |
| 31 |
AC_CONFIG_MACRO_DIR([m4]) |
| 32 |
AM_MAINTAINER_MODE |
| 33 |
AC_SUBST(SHARED_VERSION_INFO) |
| 34 |
AC_DISABLE_SHARED dnl to hell with shared libraries |
| 35 |
AC_CANONICAL_HOST |
| 36 |
|
| 37 |
dnl configure options |
| 38 |
case "${host_cpu}" in
|
| 39 |
powerpc*) arch_prefers_fma=yes;; |
| 40 |
ia64*) arch_prefers_fma=yes;; |
| 41 |
hppa*) arch_prefers_fma=yes;; |
| 42 |
mips64*) arch_prefers_fma=yes;; |
| 43 |
*) arch_prefers_fma=no;; |
| 44 |
esac |
| 45 |
|
| 46 |
AC_ARG_ENABLE(debug, [AC_HELP_STRING([--enable-debug],[compile fftw with extra runtime checks for debugging])], ok=$enableval, ok=no) |
| 47 |
if test "$ok" = "yes"; then |
| 48 |
AC_DEFINE(FFTW_DEBUG,1,[Define to enable extra FFTW debugging code.]) |
| 49 |
fi |
| 50 |
|
| 51 |
AC_ARG_ENABLE(doc, [AC_HELP_STRING([--disable-doc],[disable building the documentation])], build_doc=$enableval, build_doc=yes) |
| 52 |
AM_CONDITIONAL(BUILD_DOC, test x"$build_doc" = xyes) |
| 53 |
|
| 54 |
AC_ARG_ENABLE(random-estimator, [AC_HELP_STRING([--enable-random-estimator],[enable pseudorandom estimator (debugging hack)])], ok=$enableval, ok=no) |
| 55 |
if test "$ok" = "yes"; then |
| 56 |
AC_DEFINE(FFTW_RANDOM_ESTIMATOR,1,[Define to enable pseudorandom estimate planning for debugging.]) |
| 57 |
CHECK_PL_OPTS="--estimate" |
| 58 |
fi |
| 59 |
|
| 60 |
AC_ARG_ENABLE(alloca, [AC_HELP_STRING([--disable-alloca],[disable use of the alloca() function (may be broken on mingw64)])], ok=$enableval, ok=yes) |
| 61 |
if test "$ok" = "yes"; then |
| 62 |
AC_DEFINE(FFTW_ENABLE_ALLOCA,1,[Define to enable the use of alloca().]) |
| 63 |
fi |
| 64 |
|
| 65 |
AC_ARG_ENABLE(single, [AC_HELP_STRING([--enable-single],[compile fftw in single precision])], ok=$enableval, ok=no) |
| 66 |
AC_ARG_ENABLE(float, [AC_HELP_STRING([--enable-float],[synonym for --enable-single])], ok=$enableval) |
| 67 |
if test "$ok" = "yes"; then |
| 68 |
AC_DEFINE(FFTW_SINGLE,1,[Define to compile in single precision.]) |
| 69 |
AC_DEFINE(BENCHFFT_SINGLE,1,[Define to compile in single precision.]) |
| 70 |
PRECISION=s |
| 71 |
else |
| 72 |
PRECISION=d |
| 73 |
fi |
| 74 |
AM_CONDITIONAL(SINGLE, test "$ok" = "yes") |
| 75 |
|
| 76 |
AC_ARG_ENABLE(long-double, [AC_HELP_STRING([--enable-long-double],[compile fftw in long-double precision])], ok=$enableval, ok=no) |
| 77 |
if test "$ok" = "yes"; then |
| 78 |
if test "$PRECISION" = "s"; then |
| 79 |
AC_MSG_ERROR([--enable-single/--enable-long-double conflict]) |
| 80 |
fi |
| 81 |
AC_DEFINE(FFTW_LDOUBLE,1,[Define to compile in long-double precision.]) |
| 82 |
AC_DEFINE(BENCHFFT_LDOUBLE,1,[Define to compile in long-double precision.]) |
| 83 |
PRECISION=l |
| 84 |
fi |
| 85 |
AM_CONDITIONAL(LDOUBLE, test "$ok" = "yes") |
| 86 |
|
| 87 |
AC_ARG_ENABLE(quad-precision, [AC_HELP_STRING([--enable-quad-precision],[compile fftw in quadruple precision if available])], ok=$enableval, ok=no) |
| 88 |
if test "$ok" = "yes"; then |
| 89 |
if test "$PRECISION" != "d"; then |
| 90 |
AC_MSG_ERROR([conflicting precisions specified]) |
| 91 |
fi |
| 92 |
AC_DEFINE(FFTW_QUAD,1,[Define to compile in quad precision.]) |
| 93 |
AC_DEFINE(BENCHFFT_QUAD,1,[Define to compile in quad precision.]) |
| 94 |
PRECISION=q |
| 95 |
fi |
| 96 |
AM_CONDITIONAL(QUAD, test "$ok" = "yes") |
| 97 |
|
| 98 |
AC_SUBST(PRECISION) |
| 99 |
AC_SUBST(CHECK_PL_OPTS) |
| 100 |
|
| 101 |
dnl SSE/SSE2 theory: |
| 102 |
dnl |
| 103 |
dnl Historically, you had to supply --enable-sse in single precision and --enable-sse2 |
| 104 |
dnl in double precision. |
| 105 |
dnl |
| 106 |
dnl This behavior is pointless in 2016. --enable-sse2 now works in both precisions, |
| 107 |
dnl and is interpreted as --enable-sse in single precision. The old flag --enable--se |
| 108 |
dnl is still supported in single-precision only. |
| 109 |
AC_ARG_ENABLE(sse, [AC_HELP_STRING([--enable-sse],[enable SSE optimizations])], have_sse=$enableval, have_sse=no) |
| 110 |
if test "$have_sse" = "yes"; then |
| 111 |
if test "$PRECISION" != "s"; then |
| 112 |
AC_MSG_ERROR([SSE requires single precision]) |
| 113 |
fi |
| 114 |
fi |
| 115 |
|
| 116 |
AC_ARG_ENABLE(sse2, [AC_HELP_STRING([--enable-sse2],[enable SSE/SSE2 optimizations])], have_sse2=$enableval, have_sse2=no) |
| 117 |
if test "$have_sse" = "yes"; then have_sse2=yes; fi |
| 118 |
if test "$have_sse2" = "yes"; then |
| 119 |
AC_DEFINE(HAVE_SSE2,1,[Define to enable SSE/SSE2 optimizations.]) |
| 120 |
if test "$PRECISION" != "d" -a "$PRECISION" != "s"; then |
| 121 |
AC_MSG_ERROR([SSE2 requires single or double precision]) |
| 122 |
fi |
| 123 |
fi |
| 124 |
AM_CONDITIONAL(HAVE_SSE2, test "$have_sse2" = "yes") |
| 125 |
|
| 126 |
AC_ARG_ENABLE(avx, [AC_HELP_STRING([--enable-avx],[enable AVX optimizations])], have_avx=$enableval, have_avx=no) |
| 127 |
if test "$have_avx" = "yes"; then |
| 128 |
AC_DEFINE(HAVE_AVX,1,[Define to enable AVX optimizations.]) |
| 129 |
if test "$PRECISION" != "d" -a "$PRECISION" != "s"; then |
| 130 |
AC_MSG_ERROR([AVX requires single or double precision]) |
| 131 |
fi |
| 132 |
fi |
| 133 |
AM_CONDITIONAL(HAVE_AVX, test "$have_avx" = "yes") |
| 134 |
|
| 135 |
AC_ARG_ENABLE(avx2, [AC_HELP_STRING([--enable-avx2],[enable AVX2 optimizations])], have_avx2=$enableval, have_avx2=no) |
| 136 |
if test "$have_avx2" = "yes"; then |
| 137 |
AC_DEFINE(HAVE_AVX2,1,[Define to enable AVX2 optimizations.]) |
| 138 |
if test "$PRECISION" != "d" -a "$PRECISION" != "s"; then |
| 139 |
AC_MSG_ERROR([AVX2 requires single or double precision]) |
| 140 |
fi |
| 141 |
fi |
| 142 |
AM_CONDITIONAL(HAVE_AVX2, test "$have_avx2" = "yes") |
| 143 |
|
| 144 |
AC_ARG_ENABLE(avx512, [AC_HELP_STRING([--enable-avx512],[enable AVX512 optimizations])], have_avx512=$enableval, have_avx512=no) |
| 145 |
if test "$have_avx512" = "yes"; then |
| 146 |
AC_DEFINE(HAVE_AVX512,1,[Define to enable AVX512 optimizations.]) |
| 147 |
if test "$PRECISION" != "d" -a "$PRECISION" != "s"; then |
| 148 |
AC_MSG_ERROR([AVX512 requires single or double precision]) |
| 149 |
fi |
| 150 |
fi |
| 151 |
AM_CONDITIONAL(HAVE_AVX512, test "$have_avx512" = "yes") |
| 152 |
|
| 153 |
dnl 128-bit AVX is special. There is no reason to use it on Intel processors |
| 154 |
dnl since SSE2 is just as fast. However, on AMD processors we can both use |
| 155 |
dnl FMA4, and 128-bit SIMD is better than 256-bit since core pairs in a |
| 156 |
dnl compute unit can execute two 128-bit instructions independently. |
| 157 |
AC_ARG_ENABLE(avx-128-fma, [AC_HELP_STRING([--enable-avx-128-fma],[enable AVX128/FMA optimizations])], have_avx_128_fma=$enableval, have_avx_128_fma=no) |
| 158 |
if test "$have_avx_128_fma" = "yes"; then |
| 159 |
AC_DEFINE(HAVE_AVX_128_FMA,1,[Define to enable 128-bit FMA AVX optimization]) |
| 160 |
AVX_128_FMA_CFLAGS="${AVX_CFLAGS} -mfma4"
|
| 161 |
AC_SUBST(AVX_128_FMA_CFLAGS) |
| 162 |
fi |
| 163 |
AM_CONDITIONAL(HAVE_AVX_128_FMA, test "$have_avx_128_fma" = "yes") |
| 164 |
|
| 165 |
AC_ARG_ENABLE(kcvi, [AC_HELP_STRING([--enable-kcvi],[enable Knights Corner vector instructions optimizations])], have_kcvi=$enableval, have_kcvi=no) |
| 166 |
if test "$have_kcvi" = "yes"; then |
| 167 |
AC_DEFINE(HAVE_KCVI,1,[Define to enable KCVI optimizations.]) |
| 168 |
if test "$PRECISION" != "d" -a "$PRECISION" != "s"; then |
| 169 |
AC_MSG_ERROR([Knights Corner vector instructions requires single or double precision]) |
| 170 |
fi |
| 171 |
fi |
| 172 |
AM_CONDITIONAL(HAVE_KCVI, test "$have_kcvi" = "yes") |
| 173 |
|
| 174 |
AC_ARG_ENABLE(altivec, [AC_HELP_STRING([--enable-altivec],[enable Altivec optimizations])], have_altivec=$enableval, have_altivec=no) |
| 175 |
if test "$have_altivec" = "yes"; then |
| 176 |
AC_DEFINE(HAVE_ALTIVEC,1,[Define to enable Altivec optimizations.]) |
| 177 |
if test "$PRECISION" != "s"; then |
| 178 |
AC_MSG_ERROR([Altivec requires single precision]) |
| 179 |
fi |
| 180 |
fi |
| 181 |
AM_CONDITIONAL(HAVE_ALTIVEC, test "$have_altivec" = "yes") |
| 182 |
|
| 183 |
AC_ARG_ENABLE(vsx, [AC_HELP_STRING([--enable-vsx],[enable IBM VSX optimizations])], have_vsx=$enableval, have_vsx=no) |
| 184 |
if test "$have_vsx" = "yes"; then |
| 185 |
AC_DEFINE(HAVE_VSX,1,[Define to enable IBM VSX optimizations.]) |
| 186 |
fi |
| 187 |
AM_CONDITIONAL(HAVE_VSX, test "$have_vsx" = "yes") |
| 188 |
|
| 189 |
AC_ARG_ENABLE(neon, [AC_HELP_STRING([--enable-neon],[enable ARM NEON optimizations])], have_neon=$enableval, have_neon=no) |
| 190 |
if test "$have_neon" = "yes"; then |
| 191 |
AC_DEFINE(HAVE_NEON,1,[Define to enable ARM NEON optimizations.]) |
| 192 |
case "${host_cpu}" in
|
| 193 |
aarch64) |
| 194 |
;; |
| 195 |
*) |
| 196 |
if test "$PRECISION" != "s"; then |
| 197 |
AC_MSG_ERROR([NEON requires single precision]) |
| 198 |
fi |
| 199 |
;; |
| 200 |
esac |
| 201 |
fi |
| 202 |
AM_CONDITIONAL(HAVE_NEON, test "$have_neon" = "yes") |
| 203 |
|
| 204 |
AC_ARG_ENABLE(armv8-pmccntr-el0, [AC_HELP_STRING([--enable-armv8-pmccntr-el0],[enable the cycle counter on ARMv8 via the PMCCNTR_EL0 register (see README-perfcounters for details and mandatory instructions)])], have_armv8pmccntrel0=$enableval) |
| 205 |
if test "$have_armv8pmccntrel0"x = "yes"x; then |
| 206 |
AC_DEFINE(HAVE_ARMV8_PMCCNTR_EL0,1,[Define if you have enabled the PMCCNTR_EL0 cycle counter on ARMv8]) |
| 207 |
fi |
| 208 |
|
| 209 |
AC_ARG_ENABLE(armv8-cntvct-el0, [AC_HELP_STRING([--enable-armv8-cntvct-el0],[enable the cycle counter on ARMv8 via the CNTVCT_EL0 register (see README-perfcounters for details and mandatory instructions)])], have_armv8cntvctel0=$enableval) |
| 210 |
if test "$have_armv8cntvctel0"x = "yes"x; then |
| 211 |
AC_DEFINE(HAVE_ARMV8_CNTVCT_EL0,1,[Define if you have enabled the CNTVCT_EL0 cycle counter on ARMv8]) |
| 212 |
fi |
| 213 |
|
| 214 |
AC_ARG_ENABLE(armv7a-cntvct, [AC_HELP_STRING([--enable-armv7a-cntvct],[enable the cycle counter on Armv7a via the CNTVCT register (see README-perfcounters for details and mandatory instructions)])], have_armv7acntvct=$enableval) |
| 215 |
if test "$have_armv7acntvct"x = "yes"x; then |
| 216 |
AC_DEFINE(HAVE_ARMV7A_CNTVCT,1,[Define if you have enabled the CNTVCT cycle counter on ARMv7a]) |
| 217 |
fi |
| 218 |
|
| 219 |
AC_ARG_ENABLE(armv7a-pmccntr, [AC_HELP_STRING([--enable-armv7a-pmccntr],[enable the cycle counter on Armv7a via the PMCCNTR register (see README-perfcounters for details and mandatory instructions)])], have_armv7apmccntr=$enableval) |
| 220 |
if test "$have_armv7apmccntr"x = "yes"x; then |
| 221 |
AC_DEFINE(HAVE_ARMV7A_PMCCNTR,1,[Define if you have enabled the PMCCNTR cycle counter on ARMv7a]) |
| 222 |
fi |
| 223 |
|
| 224 |
AC_ARG_ENABLE(generic-simd128, [AC_HELP_STRING([--enable-generic-simd128],[enable generic (gcc) 128-bit SIMD optimizations])], have_generic_simd128=$enableval, have_generic_simd128=no) |
| 225 |
if test "$have_generic_simd128" = "yes"; then |
| 226 |
AC_DEFINE(HAVE_GENERIC_SIMD128,1,[Define to enable generic (gcc) 128-bit SIMD optimizations.]) |
| 227 |
fi |
| 228 |
AM_CONDITIONAL(HAVE_GENERIC_SIMD128, test "$have_generic_simd128" = "yes") |
| 229 |
|
| 230 |
AC_ARG_ENABLE(generic-simd256, [AC_HELP_STRING([--enable-generic-simd256],[enable generic (gcc) 256-bit SIMD optimizations])], have_generic_simd256=$enableval, have_generic_simd256=no) |
| 231 |
if test "$have_generic_simd256" = "yes"; then |
| 232 |
AC_DEFINE(HAVE_GENERIC_SIMD256,1,[Define to enable generic (gcc) 256-bit SIMD optimizations.]) |
| 233 |
fi |
| 234 |
AM_CONDITIONAL(HAVE_GENERIC_SIMD256, test "$have_generic_simd256" = "yes") |
| 235 |
|
| 236 |
|
| 237 |
dnl FIXME: |
| 238 |
dnl AC_ARG_ENABLE(mips-ps, [AC_HELP_STRING([--enable-mips-ps],[enable MIPS pair-single optimizations])], have_mips_ps=$enableval, have_mips_ps=no) |
| 239 |
dnl if test "$have_mips_ps" = "yes"; then |
| 240 |
dnl AC_DEFINE(HAVE_MIPS_PS,1,[Define to enable MIPS paired-single optimizations.]) |
| 241 |
dnl if test "$PRECISION" != "s"; then |
| 242 |
dnl AC_MSG_ERROR([MIPS paired-single requires single precision]) |
| 243 |
dnl fi |
| 244 |
dnl fi |
| 245 |
dnl AM_CONDITIONAL(HAVE_MIPS_PS, test "$have_mips_ps" = "yes") |
| 246 |
|
| 247 |
AC_ARG_WITH(slow-timer, [AC_HELP_STRING([--with-slow-timer],[use low-precision timers (SLOW)])], with_slow_timer=$withval, with_slow_timer=no) |
| 248 |
if test "$with_slow_timer" = "yes"; then |
| 249 |
AC_DEFINE(WITH_SLOW_TIMER,1,[Use low-precision timers, making planner very slow]) |
| 250 |
fi |
| 251 |
|
| 252 |
AC_ARG_ENABLE(mips_zbus_timer, [AC_HELP_STRING([--enable-mips-zbus-timer],[use MIPS ZBus cycle-counter])], have_mips_zbus_timer=$enableval, have_mips_zbus_timer=no) |
| 253 |
if test "$have_mips_zbus_timer" = "yes"; then |
| 254 |
AC_DEFINE(HAVE_MIPS_ZBUS_TIMER,1,[Define to enable use of MIPS ZBus cycle-counter.]) |
| 255 |
fi |
| 256 |
|
| 257 |
AC_ARG_WITH(our-malloc, [AC_HELP_STRING([--with-our-malloc],[use our aligned malloc (helpful for Win32)])], with_our_malloc=$withval, with_our_malloc=no) |
| 258 |
AC_ARG_WITH(our-malloc16, [AC_HELP_STRING([--with-our-malloc16],[Obsolete alias for --with-our-malloc16])], with_our_malloc=$withval) |
| 259 |
if test "$with_our_malloc" = "yes"; then |
| 260 |
AC_DEFINE(WITH_OUR_MALLOC,1,[Use our own aligned malloc routine; mainly helpful for Windows systems lacking aligned allocation system-library routines.]) |
| 261 |
fi |
| 262 |
|
| 263 |
AC_ARG_WITH(windows-f77-mangling, [AC_HELP_STRING([--with-windows-f77-mangling],[use common Win32 Fortran interface styles])], with_windows_f77_mangling=$withval, with_windows_f77_mangling=no) |
| 264 |
if test "$with_windows_f77_mangling" = "yes"; then |
| 265 |
AC_DEFINE(WINDOWS_F77_MANGLING,1,[Use common Windows Fortran mangling styles for the Fortran interfaces.]) |
| 266 |
fi |
| 267 |
|
| 268 |
AC_ARG_WITH(incoming-stack-boundary, [AC_HELP_STRING([--with-incoming-stack-boundary=X],[Assume that stack is aligned to (1<<X) bytes])], with_incoming_stack_boundary=$withval, with_incoming_stack_boundary=no) |
| 269 |
|
| 270 |
|
| 271 |
AC_ARG_ENABLE(fma, [AC_HELP_STRING([--enable-fma],[enable if the machine architecture "naturally" prefers fused multiply-add instructions])], arch_prefers_fma=$enableval) |
| 272 |
if test "$arch_prefers_fma"x = "yes"x; then |
| 273 |
AC_DEFINE(ARCH_PREFERS_FMA,1,[Define if the machine architecture "naturally" prefers fused multiply-add instructions]) |
| 274 |
fi |
| 275 |
|
| 276 |
dnl compute library suffix |
| 277 |
case "$PRECISION" in |
| 278 |
s) PREC_SUFFIX=f;; |
| 279 |
d) PREC_SUFFIX=;; |
| 280 |
l) PREC_SUFFIX=l;; |
| 281 |
q) PREC_SUFFIX=q;; |
| 282 |
esac |
| 283 |
AC_SUBST(PREC_SUFFIX) |
| 284 |
|
| 285 |
dnl Checks for programs. |
| 286 |
AC_PROG_CC |
| 287 |
AM_PROG_CC_C_O |
| 288 |
AX_COMPILER_VENDOR |
| 289 |
AC_PROG_CC_STDC |
| 290 |
AC_PROG_INSTALL |
| 291 |
AC_PROG_LN_S |
| 292 |
AC_PROG_MAKE_SET |
| 293 |
AC_LIBTOOL_WIN32_DLL |
| 294 |
AC_PROG_LIBTOOL |
| 295 |
AC_PROG_RANLIB |
| 296 |
|
| 297 |
AC_CHECK_PROG(OCAMLBUILD, ocamlbuild, ocamlbuild) |
| 298 |
|
| 299 |
dnl ----------------------------------------------------------------------- |
| 300 |
|
| 301 |
AC_ARG_ENABLE(mpi, [AC_HELP_STRING([--enable-mpi],[compile FFTW MPI library])], enable_mpi=$enableval, enable_mpi=no) |
| 302 |
|
| 303 |
if test "$enable_mpi" = "yes"; then |
| 304 |
if test $PRECISION = q; then |
| 305 |
AC_MSG_ERROR([quad precision is not supported in MPI]) |
| 306 |
fi |
| 307 |
ACX_MPI([],[AC_MSG_ERROR([could not find mpi library for --enable-mpi])]) |
| 308 |
AC_CHECK_PROG(MPIRUN, mpirun, mpirun) |
| 309 |
AC_SUBST(MPIRUN) |
| 310 |
|
| 311 |
save_CC=$CC |
| 312 |
CC=$MPICC |
| 313 |
AC_CHECK_SIZEOF(MPI_Fint, [], [#include <mpi.h>]) |
| 314 |
CC=$save_CC |
| 315 |
if test 0 = $ac_cv_sizeof_MPI_Fint; then |
| 316 |
AC_MSG_WARN([sizeof(MPI_Fint) test failed]); |
| 317 |
dnl As a backup, assume Fortran integer == C int |
| 318 |
AC_CHECK_SIZEOF(int) |
| 319 |
if test 0 = $ac_cv_sizeof_int; then AC_MSG_ERROR([sizeof(int) test failed]); fi |
| 320 |
ac_cv_sizeof_MPI_Fint=$ac_cv_sizeof_int |
| 321 |
fi |
| 322 |
C_MPI_FINT=C_INT`expr $ac_cv_sizeof_MPI_Fint \* 8`_T |
| 323 |
AC_SUBST(C_MPI_FINT) |
| 324 |
fi |
| 325 |
AM_CONDITIONAL(MPI, test "$enable_mpi" = "yes") |
| 326 |
|
| 327 |
dnl ----------------------------------------------------------------------- |
| 328 |
|
| 329 |
dnl determine CFLAGS first |
| 330 |
AX_CC_MAXOPT |
| 331 |
|
| 332 |
case "${ax_cv_c_compiler_vendor}" in
|
| 333 |
intel) # Stop icc from defining __GNUC__, except on MacOS where this fails |
| 334 |
case "${host_os}" in
|
| 335 |
*darwin*) ;; # icc -no-gcc fails to compile some system headers |
| 336 |
*) |
| 337 |
AX_CHECK_COMPILER_FLAGS([-no-gcc], [CC="$CC -no-gcc"]) |
| 338 |
;; |
| 339 |
esac |
| 340 |
;; |
| 341 |
|
| 342 |
hp) # must (sometimes) manually increase cpp limits to handle fftw3.h |
| 343 |
AX_CHECK_COMPILER_FLAGS([-Wp,-H128000], |
| 344 |
[CC="$CC -Wp,-H128000"]) |
| 345 |
;; |
| 346 |
|
| 347 |
portland) # -Masmkeyword required for asm("") cycle counters
|
| 348 |
AX_CHECK_COMPILER_FLAGS([-Masmkeyword], |
| 349 |
[CC="$CC -Masmkeyword"]) |
| 350 |
;; |
| 351 |
esac |
| 352 |
|
| 353 |
dnl Determine SIMD CFLAGS at least for gcc and icc |
| 354 |
case "${ax_cv_c_compiler_vendor}" in
|
| 355 |
gnu|intel) |
| 356 |
# SSE/SSE2 |
| 357 |
if test "$have_sse2" = "yes" -a "x$SSE2_CFLAGS" = x; then |
| 358 |
if test "$PRECISION" = d; then flag=msse2; else flag=msse; fi |
| 359 |
AX_CHECK_COMPILER_FLAGS(-$flag, [SSE2_CFLAGS="-$flag"], |
| 360 |
[AC_MSG_ERROR([Need a version of gcc with -$flag])]) |
| 361 |
fi |
| 362 |
|
| 363 |
# AVX |
| 364 |
if test "$have_avx" = "yes" -a "x$AVX_CFLAGS" = x; then |
| 365 |
AX_CHECK_COMPILER_FLAGS(-mavx, [AVX_CFLAGS="-mavx"], |
| 366 |
[AC_MSG_ERROR([Need a version of gcc with -mavx])]) |
| 367 |
fi |
| 368 |
|
| 369 |
# AVX2 |
| 370 |
# gcc-4.8 works with -march=core-avx2, but -mavx2 is not enough. |
| 371 |
# Later versions seem to happy with -mavx2, so try the arch one first. |
| 372 |
if test "$have_avx2" = "yes" -a "x$AVX2_CFLAGS" = x; then |
| 373 |
AX_CHECK_COMPILER_FLAGS(-march=core-avx2, [AVX2_CFLAGS="-march=core-avx2"], |
| 374 |
[AX_CHECK_COMPILER_FLAGS(-mavx2, [AVX2_CFLAGS="-mavx2"], |
| 375 |
[AC_MSG_ERROR([Need a version of gcc with either -march=core-avx2 or -mavx2])])]) |
| 376 |
AX_CHECK_COMPILER_FLAGS(-mfma, [AVX2_CFLAGS="$AVX2_CFLAGS -mfma"], |
| 377 |
[AC_MSG_WARN([Need a version of gcc with -mfma (harmless for icc)])]) |
| 378 |
fi |
| 379 |
|
| 380 |
# AVX512 |
| 381 |
if test "$have_avx512" = "yes" -a "x$AVX512_CFLAGS" = x; then |
| 382 |
AX_CHECK_COMPILER_FLAGS(-mavx512f, [AVX512_CFLAGS="-mavx512f"], |
| 383 |
[AC_MSG_ERROR([Need a version of gcc with -mavx512f])]) |
| 384 |
fi |
| 385 |
|
| 386 |
if test "$host_vendor" = "apple"; then |
| 387 |
# We need to tell gcc to use an external assembler to get AVX/AVX2 with gcc on OS X |
| 388 |
AX_CHECK_COMPILER_FLAGS([-Wa,-q], [CFLAGS="$CFLAGS -Wa,-q"]) |
| 389 |
# Disable the new compact unwinding format so we avoid warnings/potential errors. |
| 390 |
AX_CHECK_COMPILER_FLAGS([-Wl,-no_compact_unwind], [CFLAGS="$CFLAGS -Wl,-no_compact_unwind"]) |
| 391 |
fi |
| 392 |
|
| 393 |
# KCVI |
| 394 |
if test "$have_kcvi" = "yes" -a "x$KCVI_CFLAGS" = x; then |
| 395 |
AX_CHECK_COMPILER_FLAGS(-mmic, [KCVI_CFLAGS="-mmic"], |
| 396 |
[AC_MSG_ERROR([Need a version of icc with -mmic])]) |
| 397 |
fi |
| 398 |
|
| 399 |
if test "$have_altivec" = "yes" -a "x$ALTIVEC_CFLAGS" = x; then |
| 400 |
# -DFAKE__VEC__ is a workaround because gcc-3.3 does not |
| 401 |
# #define __VEC__ with -maltivec. |
| 402 |
AX_CHECK_COMPILER_FLAGS(-faltivec, [ALTIVEC_CFLAGS="-faltivec"], |
| 403 |
[AX_CHECK_COMPILER_FLAGS(-maltivec -mabi=altivec, |
| 404 |
[ALTIVEC_CFLAGS="-maltivec -mabi=altivec -DFAKE__VEC__"], |
| 405 |
[AX_CHECK_COMPILER_FLAGS(-fvec, [ALTIVEC_CFLAGS="-fvec"], |
| 406 |
[AC_MSG_ERROR([Need a version of gcc with -maltivec])])])]) |
| 407 |
fi |
| 408 |
|
| 409 |
case "${host_cpu}" in
|
| 410 |
aarch64) |
| 411 |
;; |
| 412 |
*) |
| 413 |
if test "$have_neon" = "yes" -a "x$NEON_CFLAGS" = x; then |
| 414 |
AX_CHECK_COMPILER_FLAGS(-mfpu=neon, [NEON_CFLAGS="-mfpu=neon"], |
| 415 |
[AC_MSG_ERROR([Need a version of gcc with -mfpu=neon])]) |
| 416 |
fi |
| 417 |
;; |
| 418 |
esac |
| 419 |
|
| 420 |
if test "$have_vsx" = "yes" -a "x$VSX_CFLAGS" = x; then |
| 421 |
AX_CHECK_COMPILER_FLAGS(-mvsx, [VSX_CFLAGS="-mvsx"], |
| 422 |
[AC_MSG_ERROR([Need a version of gcc with -mvsx])]) |
| 423 |
fi |
| 424 |
|
| 425 |
dnl FIXME: |
| 426 |
dnl elif test "$have_mips_ps" = "yes"; then |
| 427 |
dnl # Just punt here and use only new 4.2 compiler :( |
| 428 |
dnl # Should add section for older compilers... |
| 429 |
dnl AX_CHECK_COMPILER_FLAGS(-mpaired-single, |
| 430 |
dnl [SIMD_CFLAGS="-mpaired-single"], |
| 431 |
dnl #[AC_MSG_ERROR([Need a version of gcc with -mpaired-single])]) |
| 432 |
dnl [AX_CHECK_COMPILER_FLAGS(-march=mips64, |
| 433 |
dnl [SIMD_CFLAGS="-march=mips64"], |
| 434 |
dnl [AC_MSG_ERROR( |
| 435 |
dnl [Need a version of gcc with -mpaired-single or -march=mips64]) |
| 436 |
dnl ])]) |
| 437 |
dnl fi |
| 438 |
;; |
| 439 |
|
| 440 |
clang) |
| 441 |
|
| 442 |
if test "$have_avx" = "yes" -a "x$AVX_CFLAGS" = x; then |
| 443 |
AX_CHECK_COMPILER_FLAGS(-mavx, [AVX_CFLAGS="-mavx"], |
| 444 |
[AC_MSG_ERROR([Need a version of clang with -mavx])]) |
| 445 |
fi |
| 446 |
|
| 447 |
if test "$have_avx2" = "yes" -a "x$AVX2_CFLAGS" = x; then |
| 448 |
AX_CHECK_COMPILER_FLAGS(-mavx2, [AVX2_CFLAGS="-mavx2"], |
| 449 |
[AC_MSG_ERROR([Need a version of clang with -mavx2])]) |
| 450 |
AX_CHECK_COMPILER_FLAGS(-mfma, [AVX2_CFLAGS="$AVX2_CFLAGS -mfma"]) |
| 451 |
fi |
| 452 |
|
| 453 |
if test "$have_vsx" = "yes" -a "x$VSX_CFLAGS" = x; then |
| 454 |
# clang appears to need both -mvsx and -maltivec for VSX |
| 455 |
AX_CHECK_COMPILER_FLAGS(-maltivec, [VSX_CFLAGS="-maltivec"], |
| 456 |
[AC_MSG_ERROR([Need a version of gcc with -maltivec])]) |
| 457 |
AX_CHECK_COMPILER_FLAGS(-mvsx, [VSX_CFLAGS="-mvsx $VSX_CFLAGS"], |
| 458 |
[AC_MSG_ERROR([Need a version of gcc with -mvsx])]) |
| 459 |
fi |
| 460 |
;; |
| 461 |
|
| 462 |
ibm) |
| 463 |
if test "$have_vsx" = "yes" -a "x$VSX_CFLAGS" = x; then |
| 464 |
# Note that IBM xlC uses -qaltivec for VSX too. |
| 465 |
AX_CHECK_COMPILER_FLAGS(-qaltivec, [VSX_CFLAGS="-qaltivec"], |
| 466 |
[AC_MSG_ERROR([Need a version of gcc with -qaltivec])]) |
| 467 |
fi |
| 468 |
;; |
| 469 |
esac |
| 470 |
|
| 471 |
AC_SUBST(SSE2_CFLAGS) |
| 472 |
AC_SUBST(AVX_CFLAGS) |
| 473 |
AC_SUBST(AVX2_CFLAGS) |
| 474 |
AC_SUBST(AVX512_CFLAGS) |
| 475 |
AC_SUBST(KCVI_CFLAGS) |
| 476 |
AC_SUBST(ALTIVEC_CFLAGS) |
| 477 |
AC_SUBST(VSX_CFLAGS) |
| 478 |
AC_SUBST(NEON_CFLAGS) |
| 479 |
|
| 480 |
dnl add stack alignment CFLAGS if so requested |
| 481 |
if test "$with_incoming_stack_boundary"x != "no"x; then |
| 482 |
case "${ax_cv_c_compiler_vendor}" in
|
| 483 |
gnu) |
| 484 |
tentative_flags="-mincoming-stack-boundary=$with_incoming_stack_boundary"; |
| 485 |
AX_CHECK_COMPILER_FLAGS($tentative_flags, |
| 486 |
[STACK_ALIGN_CFLAGS=$tentative_flags]) |
| 487 |
;; |
| 488 |
esac |
| 489 |
fi |
| 490 |
AC_SUBST(STACK_ALIGN_CFLAGS) |
| 491 |
|
| 492 |
dnl Checks for header files. |
| 493 |
AC_HEADER_STDC |
| 494 |
AC_CHECK_HEADERS([fcntl.h fenv.h limits.h malloc.h stddef.h sys/time.h]) |
| 495 |
dnl c_asm.h: Header file for enabling asm() on Digital Unix |
| 496 |
dnl intrinsics.h: cray unicos |
| 497 |
dnl sys/sysctl.h: MacOS X altivec detection |
| 498 |
|
| 499 |
dnl altivec.h requires $ALTIVEC_CFLAGS (we use this for VSX too, which uses the same header) |
| 500 |
save_CFLAGS="$CFLAGS" |
| 501 |
save_CPPFLAGS="$CPPFLAGS" |
| 502 |
CFLAGS="$CFLAGS $ALTIVEC_CFLAGS $VSX_CFLAGS" |
| 503 |
CPPFLAGS="$CPPFLAGS $ALTIVEC_CFLAGS $VSX_CFLAGS" |
| 504 |
AC_CHECK_HEADERS([altivec.h]) |
| 505 |
CFLAGS="$save_CFLAGS" |
| 506 |
CPPFLAGS="$save_CPPFLAGS" |
| 507 |
|
| 508 |
dnl Checks for typedefs, structures, and compiler characteristics. |
| 509 |
AC_C_CONST |
| 510 |
AC_C_INLINE |
| 511 |
AC_TYPE_SIZE_T |
| 512 |
AC_TYPE_UINT32_T |
| 513 |
AC_TYPE_UINT64_T |
| 514 |
AC_HEADER_TIME |
| 515 |
AC_CHECK_TYPE([long double], |
| 516 |
[AC_DEFINE(HAVE_LONG_DOUBLE, 1, [Define to 1 if the compiler supports `long double'])], |
| 517 |
[ |
| 518 |
if test $PRECISION = l; then |
| 519 |
AC_MSG_ERROR([long double is not a supported type with your compiler.]) |
| 520 |
fi |
| 521 |
]) |
| 522 |
AC_CHECK_TYPE([hrtime_t],[AC_DEFINE(HAVE_HRTIME_T, 1, [Define to 1 if hrtime_t is defined in <sys/time.h>])],, |
| 523 |
[ |
| 524 |
#if HAVE_SYS_TIME_H |
| 525 |
#include <sys/time.h> |
| 526 |
#endif |
| 527 |
]) |
| 528 |
|
| 529 |
AC_CHECK_SIZEOF(int) |
| 530 |
AC_CHECK_SIZEOF(unsigned int) |
| 531 |
AC_CHECK_SIZEOF(long) |
| 532 |
AC_CHECK_SIZEOF(unsigned long) |
| 533 |
AC_CHECK_SIZEOF(long long) |
| 534 |
AC_CHECK_SIZEOF(unsigned long long) |
| 535 |
AC_CHECK_SIZEOF(size_t) |
| 536 |
AC_CHECK_SIZEOF(ptrdiff_t) |
| 537 |
|
| 538 |
AC_CHECK_TYPES([ptrdiff_t]) |
| 539 |
AC_CHECK_TYPES(uintptr_t, [], [AC_CHECK_SIZEOF(void *)], [$ac_includes_default |
| 540 |
#ifdef HAVE_STDINT_H |
| 541 |
# include <stdint.h> |
| 542 |
#endif]) |
| 543 |
|
| 544 |
AC_CHECK_SIZEOF(float) |
| 545 |
AC_CHECK_SIZEOF(double) |
| 546 |
|
| 547 |
dnl Check sizeof fftw_r2r_kind for Fortran interface [it has == sizeof(int) |
| 548 |
dnl for years, but being paranoid]. Note: the definition here must match |
| 549 |
dnl the one in api/fftw3.h! |
| 550 |
AC_CHECK_SIZEOF(fftw_r2r_kind, [], [typedef enum {
|
| 551 |
FFTW_R2HC=0, FFTW_HC2R=1, FFTW_DHT=2, |
| 552 |
FFTW_REDFT00=3, FFTW_REDFT01=4, FFTW_REDFT10=5, FFTW_REDFT11=6, |
| 553 |
FFTW_RODFT00=7, FFTW_RODFT01=8, FFTW_RODFT10=9, FFTW_RODFT11=10 |
| 554 |
} fftw_r2r_kind;]) |
| 555 |
if test 0 = $ac_cv_sizeof_fftw_r2r_kind; then AC_MSG_ERROR([sizeof(fftw_r2r_kind) test failed]); fi |
| 556 |
C_FFTW_R2R_KIND=C_INT`expr $ac_cv_sizeof_fftw_r2r_kind \* 8`_T |
| 557 |
AC_SUBST(C_FFTW_R2R_KIND) |
| 558 |
|
| 559 |
dnl Checks for library functions. |
| 560 |
AC_FUNC_ALLOCA |
| 561 |
AC_FUNC_STRTOD |
| 562 |
AC_FUNC_VPRINTF |
| 563 |
AC_CHECK_LIB(m, sin) |
| 564 |
|
| 565 |
if test $PRECISION = q; then |
| 566 |
AX_GCC_VERSION(4,6,0,[],[AC_MSG_ERROR([gcc 4.6 or later required for quad precision support])]) |
| 567 |
AC_CHECK_LIB(quadmath, sinq, [], [AC_MSG_ERROR([quad precision requires libquadmath for quad-precision trigonometric routines])]) |
| 568 |
LIBQUADMATH=-lquadmath |
| 569 |
fi |
| 570 |
AC_SUBST(LIBQUADMATH) |
| 571 |
|
| 572 |
AC_CHECK_FUNCS([BSDgettimeofday gettimeofday gethrtime read_real_time time_base_to_time drand48 sqrt memset posix_memalign memalign _mm_malloc _mm_free clock_gettime mach_absolute_time sysctl abort sinl cosl snprintf memmove strchr getpagesize]) |
| 573 |
AC_CHECK_DECLS([sinl, cosl, sinq, cosq],,,[#include <math.h>]) |
| 574 |
AC_CHECK_DECLS([memalign],,,[ |
| 575 |
#ifdef HAVE_MALLOC_H |
| 576 |
#include <malloc.h> |
| 577 |
#endif]) |
| 578 |
AC_CHECK_DECLS([drand48, srand48, posix_memalign]) dnl in stdlib.h |
| 579 |
|
| 580 |
dnl Cray UNICOS _rtc() (real-time clock) intrinsic |
| 581 |
AC_MSG_CHECKING([for _rtc intrinsic]) |
| 582 |
rtc_ok=yes |
| 583 |
AC_TRY_LINK([#ifdef HAVE_INTRINSICS_H |
| 584 |
#include <intrinsics.h> |
| 585 |
#endif], [_rtc()], [AC_DEFINE(HAVE__RTC,1,[Define if you have the UNICOS _rtc() intrinsic.])], [rtc_ok=no]) |
| 586 |
AC_MSG_RESULT($rtc_ok) |
| 587 |
|
| 588 |
if test "$PRECISION" = "l"; then |
| 589 |
AC_CHECK_FUNCS([cosl sinl tanl], [], [AC_MSG_ERROR([long-double precision requires long-double trigonometric routines])]) |
| 590 |
fi |
| 591 |
|
| 592 |
AC_MSG_CHECKING([for isnan]) |
| 593 |
AC_TRY_LINK([#include <math.h> |
| 594 |
], if (!isnan(3.14159)) isnan(2.7183);, ok=yes, ok=no) |
| 595 |
if test "$ok" = "yes"; then |
| 596 |
AC_DEFINE(HAVE_ISNAN,1,[Define if the isnan() function/macro is available.]) |
| 597 |
fi |
| 598 |
AC_MSG_RESULT(${ok})
|
| 599 |
|
| 600 |
dnl TODO |
| 601 |
AX_GCC_ALIGNS_STACK() |
| 602 |
|
| 603 |
dnl override CFLAGS selection when debugging |
| 604 |
if test "${enable_debug}" = "yes"; then
|
| 605 |
CFLAGS="-g" |
| 606 |
fi |
| 607 |
|
| 608 |
dnl add gcc warnings, in debug/maintainer mode only |
| 609 |
if test "$enable_debug" = yes || test "$USE_MAINTAINER_MODE" = yes; then |
| 610 |
if test "$ac_test_CFLAGS" != "set"; then |
| 611 |
if test $ac_cv_prog_gcc = yes; then |
| 612 |
CFLAGS="$CFLAGS -Wall -W -Wcast-qual -Wpointer-arith -Wcast-align -pedantic -Wno-long-long -Wshadow -Wbad-function-cast -Wwrite-strings -Wstrict-prototypes -Wredundant-decls -Wnested-externs" # -Wundef -Wconversion -Wmissing-prototypes -Wmissing-declarations |
| 613 |
fi |
| 614 |
fi |
| 615 |
fi |
| 616 |
|
| 617 |
dnl check for a proper indent in maintainer mode |
| 618 |
if test "$USE_MAINTAINER_MODE" = yes; then |
| 619 |
AC_PATH_PROG(INDENT, indent, indent) |
| 620 |
# if INDENT is set to 'indent' then we didn't find indent |
| 621 |
if test "$INDENT" != indent ; then |
| 622 |
AC_MSG_CHECKING(if $INDENT is GNU indent) |
| 623 |
if $INDENT --version 2>/dev/null | head -n 1|grep "GNU indent" > /dev/null ; then |
| 624 |
AC_MSG_RESULT(yes) |
| 625 |
INDENT="$INDENT -kr -cs -i5 -l800 -fca -nfc1 -sc -sob -cli4 -TR -Tplanner -TV" |
| 626 |
else |
| 627 |
AC_MSG_RESULT(no) |
| 628 |
AC_MSG_WARN($INDENT does not appear to be GNU indent.) |
| 629 |
fi |
| 630 |
else |
| 631 |
AC_MSG_WARN(no indent program found: codelets will be ugly) |
| 632 |
INDENT=cat |
| 633 |
fi |
| 634 |
fi |
| 635 |
|
| 636 |
dnl ----------------------------------------------------------------------- |
| 637 |
|
| 638 |
AC_ARG_ENABLE(fortran, [AC_HELP_STRING([--disable-fortran],[don't include Fortran-callable wrappers])], enable_fortran=$enableval, enable_fortran=yes) |
| 639 |
|
| 640 |
if test "$enable_fortran" = "yes"; then |
| 641 |
AC_PROG_F77 |
| 642 |
if test -z "$F77"; then |
| 643 |
enable_fortran=no |
| 644 |
AC_MSG_WARN([*** Couldn't find f77 compiler; using default Fortran wrappers.]) |
| 645 |
else |
| 646 |
AC_F77_DUMMY_MAIN([], [enable_fortran=no |
| 647 |
AC_MSG_WARN([*** Couldn't figure out how to link C and Fortran; using default Fortran wrappers.])]) |
| 648 |
fi |
| 649 |
else |
| 650 |
AC_DEFINE([DISABLE_FORTRAN], 1, [Define to disable Fortran wrappers.]) |
| 651 |
fi |
| 652 |
|
| 653 |
if test "x$enable_fortran" = xyes; then |
| 654 |
AC_F77_WRAPPERS |
| 655 |
AC_F77_FUNC(f77foo) |
| 656 |
AC_F77_FUNC(f77_foo) |
| 657 |
f77_foo2=`echo $f77foo | sed 's/77/77_/'` |
| 658 |
if test "$f77_foo" = "$f77_foo2"; then |
| 659 |
AC_DEFINE(F77_FUNC_EQUIV, 1, [Define if F77_FUNC and F77_FUNC_ are equivalent.]) |
| 660 |
|
| 661 |
# Include g77 wrappers by default for GNU systems or gfortran |
| 662 |
with_g77_wrappers=$ac_cv_f77_compiler_gnu |
| 663 |
case $host_os in *gnu*) with_g77_wrappers=yes ;; esac |
| 664 |
fi |
| 665 |
else |
| 666 |
with_g77_wrappers=no |
| 667 |
fi |
| 668 |
|
| 669 |
AC_ARG_WITH(g77-wrappers, [AC_HELP_STRING([--with-g77-wrappers],[force inclusion of g77-compatible wrappers in addition to any other Fortran compiler that is detected])], with_g77_wrappers=$withval) |
| 670 |
if test "x$with_g77_wrappers" = "xyes"; then |
| 671 |
AC_DEFINE(WITH_G77_WRAPPERS,1,[Include g77-compatible wrappers in addition to any other Fortran wrappers.]) |
| 672 |
fi |
| 673 |
|
| 674 |
dnl ----------------------------------------------------------------------- |
| 675 |
have_smp="no" |
| 676 |
AC_ARG_ENABLE(openmp, [AC_HELP_STRING([--enable-openmp],[use OpenMP directives for parallelism])], enable_openmp=$enableval, enable_openmp=no) |
| 677 |
|
| 678 |
if test "$enable_openmp" = "yes"; then |
| 679 |
AC_DEFINE(HAVE_OPENMP,1,[Define to enable OpenMP]) |
| 680 |
AX_OPENMP([], [AC_MSG_ERROR([don't know how to enable OpenMP])]) |
| 681 |
fi |
| 682 |
|
| 683 |
AC_ARG_ENABLE(threads, [AC_HELP_STRING([--enable-threads],[compile FFTW SMP threads library])], enable_threads=$enableval, enable_threads=no) |
| 684 |
|
| 685 |
if test "$enable_threads" = "yes"; then |
| 686 |
AC_DEFINE(HAVE_THREADS,1,[Define to enable SMP threads]) |
| 687 |
fi |
| 688 |
|
| 689 |
AC_ARG_WITH(combined-threads, [AC_HELP_STRING([--with-combined-threads],[combine threads into main libfftw3])], with_combined_threads=$withval, with_combined_threads=no) |
| 690 |
|
| 691 |
if test "$with_combined_threads" = yes; then |
| 692 |
if test "$enable_openmp" = "yes"; then |
| 693 |
AC_MSG_ERROR([--with-combined-threads incompatible with --enable-openmp]) |
| 694 |
fi |
| 695 |
if test "$enable_threads" != "yes"; then |
| 696 |
AC_MSG_ERROR([--with-combined-threads requires --enable-threads]) |
| 697 |
fi |
| 698 |
fi |
| 699 |
|
| 700 |
dnl Check for threads library... |
| 701 |
THREADLIBS="" |
| 702 |
if test "$enable_threads" = "yes"; then |
| 703 |
# Win32 threads are the default on Windows: |
| 704 |
if test -z "$THREADLIBS"; then |
| 705 |
AC_MSG_CHECKING([for Win32 threads]) |
| 706 |
AC_TRY_LINK([#include <windows.h>], |
| 707 |
[_beginthreadex(0,0,0,0,0,0);], |
| 708 |
[THREADLIBS=" "; AC_MSG_RESULT(yes)], |
| 709 |
[AC_MSG_RESULT(no)]) |
| 710 |
fi |
| 711 |
|
| 712 |
# POSIX threads, the default choice everywhere else: |
| 713 |
if test -z "$THREADLIBS"; then |
| 714 |
ACX_PTHREAD([THREADLIBS="$PTHREAD_LIBS " |
| 715 |
CC="$PTHREAD_CC" |
| 716 |
AC_DEFINE(USING_POSIX_THREADS, 1, [Define if we have and are using POSIX threads.])]) |
| 717 |
fi |
| 718 |
|
| 719 |
if test -z "$THREADLIBS"; then |
| 720 |
AC_MSG_ERROR([couldn't find threads library for --enable-threads]) |
| 721 |
fi |
| 722 |
AC_DEFINE(HAVE_THREADS, 1, [Define if we have a threads library.]) |
| 723 |
fi |
| 724 |
AC_SUBST(THREADLIBS) |
| 725 |
AM_CONDITIONAL(THREADS, test "$enable_threads" = "yes") |
| 726 |
AM_CONDITIONAL(OPENMP, test "$enable_openmp" = "yes") |
| 727 |
AM_CONDITIONAL(SMP, test "$enable_threads" = "yes" -o "$enable_openmp" = "yes") |
| 728 |
AM_CONDITIONAL(COMBINED_THREADS, test x"$with_combined_threads" = xyes) |
| 729 |
|
| 730 |
dnl ----------------------------------------------------------------------- |
| 731 |
|
| 732 |
AC_MSG_CHECKING([whether a cycle counter is available]) |
| 733 |
save_CPPFLAGS=$CPPFLAGS |
| 734 |
CPPFLAGS="$CPPFLAGS -I$srcdir/kernel" |
| 735 |
AC_TRY_CPP([#include "cycle.h" |
| 736 |
#ifndef HAVE_TICK_COUNTER |
| 737 |
# error No cycle counter |
| 738 |
#endif], [ok=yes], [ok=no]) |
| 739 |
CPPFLAGS=$save_CPPFLAGS |
| 740 |
AC_MSG_RESULT($ok) |
| 741 |
if test $ok = no && test "x$with_slow_timer" = xno; then |
| 742 |
echo "***************************************************************" |
| 743 |
echo "WARNING: No cycle counter found. FFTW will use ESTIMATE mode " |
| 744 |
echo " for all plans. See the manual for more information." |
| 745 |
echo "***************************************************************" |
| 746 |
fi |
| 747 |
|
| 748 |
dnl ----------------------------------------------------------------------- |
| 749 |
|
| 750 |
AC_DEFINE_UNQUOTED(FFTW_CC, "$CC $CFLAGS", [C compiler name and flags]) |
| 751 |
|
| 752 |
AC_CONFIG_FILES([ |
| 753 |
Makefile |
| 754 |
support/Makefile |
| 755 |
genfft/Makefile |
| 756 |
kernel/Makefile |
| 757 |
simd-support/Makefile |
| 758 |
|
| 759 |
dft/Makefile |
| 760 |
dft/scalar/Makefile |
| 761 |
dft/scalar/codelets/Makefile |
| 762 |
dft/simd/Makefile |
| 763 |
dft/simd/common/Makefile |
| 764 |
dft/simd/sse2/Makefile |
| 765 |
dft/simd/avx/Makefile |
| 766 |
dft/simd/avx-128-fma/Makefile |
| 767 |
dft/simd/avx2/Makefile |
| 768 |
dft/simd/avx2-128/Makefile |
| 769 |
dft/simd/avx512/Makefile |
| 770 |
dft/simd/kcvi/Makefile |
| 771 |
dft/simd/altivec/Makefile |
| 772 |
dft/simd/vsx/Makefile |
| 773 |
dft/simd/neon/Makefile |
| 774 |
dft/simd/generic-simd128/Makefile |
| 775 |
dft/simd/generic-simd256/Makefile |
| 776 |
|
| 777 |
rdft/Makefile |
| 778 |
rdft/scalar/Makefile |
| 779 |
rdft/scalar/r2cf/Makefile |
| 780 |
rdft/scalar/r2cb/Makefile |
| 781 |
rdft/scalar/r2r/Makefile |
| 782 |
rdft/simd/Makefile |
| 783 |
rdft/simd/common/Makefile |
| 784 |
rdft/simd/sse2/Makefile |
| 785 |
rdft/simd/avx/Makefile |
| 786 |
rdft/simd/avx-128-fma/Makefile |
| 787 |
rdft/simd/avx2/Makefile |
| 788 |
rdft/simd/avx2-128/Makefile |
| 789 |
rdft/simd/avx512/Makefile |
| 790 |
rdft/simd/kcvi/Makefile |
| 791 |
rdft/simd/altivec/Makefile |
| 792 |
rdft/simd/vsx/Makefile |
| 793 |
rdft/simd/neon/Makefile |
| 794 |
rdft/simd/generic-simd128/Makefile |
| 795 |
rdft/simd/generic-simd256/Makefile |
| 796 |
|
| 797 |
reodft/Makefile |
| 798 |
|
| 799 |
threads/Makefile |
| 800 |
|
| 801 |
api/Makefile |
| 802 |
|
| 803 |
mpi/Makefile |
| 804 |
|
| 805 |
libbench2/Makefile |
| 806 |
tests/Makefile |
| 807 |
doc/Makefile |
| 808 |
doc/FAQ/Makefile |
| 809 |
|
| 810 |
tools/Makefile |
| 811 |
tools/fftw_wisdom.1 |
| 812 |
tools/fftw-wisdom-to-conf |
| 813 |
|
| 814 |
m4/Makefile |
| 815 |
|
| 816 |
fftw.pc |
| 817 |
]) |
| 818 |
|
| 819 |
AC_OUTPUT |