configure.ac 30.2 KB
Newer Older
1
AC_PREREQ([2.69])
2

3
4
# The version is set in elpa.spec, to have a single point of reference
AC_INIT([elpa],m4_esyscmd_s([awk '/^ *Version:/ {print $2;}' elpa.spec]), [elpa-library@mpcdf.mpg.de])
5

6
AC_SUBST([PACKAGE_VERSION])
7

8
9
10
AC_CONFIG_SRCDIR([src/elpa1.F90])

AM_INIT_AUTOMAKE([foreign -Wall subdir-objects])
11
12
13
14
15
16
17
18
19

# Without this, automake tries to be smart and rebuilt
# the autoconf generated files such as configure, aclocal.m4, etc.,
# in case the timestamps of files such as configure.ac are newer
#
# This only makes trouble for end users with out-of-date autoconf versions
# that cannot produce these files
AM_MAINTAINER_MODE([disable])

20
21
22
23
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADERS([config.h])
AM_SILENT_RULES([yes])

24
25
26
27
28
29
30
31
32
33
34
35
36
# Set the libtool library version, see LIBRARY_INTERFACE
#
# See http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
#
# [c:r:a]
#
# c: The currently implement interface
# r: The revision number of the current interface, that is the number
#    of released source-code changes for the current interface
# a: The "age" is the number of interfaces prior to c that are also supported
#    by the current interface, as they are ABI compatible (e.g. only new symbols
#    were added by the new interface)
#
37
AC_SUBST([ELPA_SO_VERSION], [5:1:1])
38
39
#

40

41
42
43
44
45
AX_CHECK_GNU_MAKE()
if test x$_cv_gnu_make_command = x ; then
        AC_MSG_ERROR([Need GNU Make])
fi

Andreas Marek's avatar
Andreas Marek committed
46
47
48
49
#AC_CHECK_PROG(CPP_FOUND,cpp,yes,no)
#if test x"${CPP_FOUND}" = xno; then
#  AC_MSG_ERROR([no cpp found])
#fi
50
51
52
53
54

# gnu-make fortran module dependencies
m4_include([fdep/fortran_dependencies.m4])
FDEP_F90_GNU_MAKE_DEPS

55
56
###

57
58
m4_include([m4/ax_elpa_openmp.m4])

59
60
AC_MSG_CHECKING(whether --enable-openmp is specified)
AC_ARG_ENABLE([openmp],
61
		AS_HELP_STRING([--enable-openmp],
62
63
64
65
66
67
68
69
70
			       [use OpenMP threading, default no.]),
	      [],
	      [enable_openmp=no])
AC_MSG_RESULT([${enable_openmp}])
AM_CONDITIONAL([WITH_OPENMP],[test x"$enable_openmp" = x"yes"])
if test x"${enable_openmp}" = x"yes"; then
	AC_DEFINE([WITH_OPENMP], [1], [use OpenMP threading])
fi

71
72
dnl mpi
AC_ARG_WITH(mpi, [AS_HELP_STRING([--with-mpi=[[yes|no]]], [compile with MPI. Default: yes])],,[with_mpi=yes])
73
AM_CONDITIONAL([WITH_MPI],[test x"$with_mpi" = x"yes"])
74
75
if test x"${with_mpi}" = x"yes"; then
       AC_DEFINE([WITH_MPI], [1], [use MPI])
76
77
fi

Andreas Marek's avatar
Andreas Marek committed
78
79
# C
AC_LANG([C])
80
81
82
83
84
85
AX_PROG_CC_MPI([test x"$with_mpi" = x"yes"],[found_mpi_c=yes],[found_mpi_c=no])
if test x"$with_mpi" = x"yes"; then
  if test x"$found_mpi_c" = x"no"; then
    AC_MSG_ERROR([Could not compile an MPI C program])
  fi
fi
86

87
if test x"${enable_openmp}" = x"yes"; then
88
89
90
91
92
  AX_ELPA_OPENMP
  if test "$ac_cv_prog_cc_openmp" = unsupported; then
    AC_MSG_ERROR([Could not compile a C program with OpenMP, adjust CFLAGS])
  fi
  CFLAGS="$OPENMP_CFLAGS $CFLAGS"
93
fi
94

95
AC_PROG_INSTALL
96
97
AM_PROG_AR
AM_PROG_AS
98
AM_PROG_CC_C_O
Andreas Marek's avatar
Andreas Marek committed
99
100
101
102

# Fortran
AC_LANG([Fortran])
m4_include([m4/ax_prog_fc_mpi.m4])
103
104
105
106
107
108
AX_PROG_FC_MPI([test x"$with_mpi" = x"yes"],[found_mpi_f=yes],[found_mpi_f=no])
if test x"$with_mpi" = x"yes"; then
  if test x"$found_mpi_f" = x"no"; then
    AC_MSG_ERROR([Could not compile an MPI Fortran program])
  fi
fi
109
if test x"${enable_openmp}" = x"yes"; then
110
111
112
113
114
  AX_ELPA_OPENMP
  if test "$ac_cv_prog_fc_openmp" = unsupported; then
    AC_MSG_ERROR([Could not compile a Fortran program with OpenMP, adjust FCFLAGS])
  fi
  FCFLAGS="$OPENMP_FCFLAGS $FCFLAGS"
115
116
fi

117
118
119
120
121
122
123
124
dnl check which MPI binray invokes a MPI job
if test x"$with_mpi" = x"yes"; then
  AC_CHECK_PROGS([MPI_BINARY], [mpiexec.hydra mpiexec mpirun], [no])
  if test x"$MPI_BINARY" = x"no"; then
    AC_MSG_ERROR([Could not find either of the MPI binaries: mpiexec.hydra, mpiexec, mpirun])
  fi
fi

Andreas Marek's avatar
Andreas Marek committed
125
126
127
128
129
130
131
132
133
134
135
## C++
#AC_LANG([C++])
#AC_PROG_CXX
#
#if test x"${enable_openmp}" = x"yes"; then
#  AX_ELPA_OPENMP
#  if test "$ac_cv_prog_cxx_openmp" = unsupported; then
#    AC_MSG_ERROR([Could not compile a C++ program with OpenMP, adjust CXXFLAGS])
#  fi
#  CXXFLAGS="$OPENMP_CXXFLAGS $CXXFLAGS"
#fi
Andreas Marek's avatar
Andreas Marek committed
136
137
138



Andreas Marek's avatar
Andreas Marek committed
139
140
dnl variables needed for the tests

Andreas Marek's avatar
Andreas Marek committed
141
142
143
144
145
146
147
148
dnl do NOT remove any variables here, until
dnl 1. you know 100% what you are doing
dnl 2. you tested ALL configure functionality afterwards
dnl Otherwise, you most likely break some functionality

dnl as default always define the generic kernels to be build
dnl this is only unset if gpu_support_only is defined, or
dnl other specific real/complex kernels are wanted
Andreas Marek's avatar
Andreas Marek committed
149
150
151
152
153
154

install_real_generic=yes
install_real_generic_simple=yes

install_complex_generic=yes
install_complex_generic_simple=yes
155

156
157
158
159
#want_avx=yes
#want_avx2=yes
#want_sse=yes

Andreas Marek's avatar
Andreas Marek committed
160
161
AC_LANG([C])

162
163
164
dnl build with the possibilty to redirect stdout and stderr
dnl per MPI task in a file
AC_MSG_CHECKING(whether stdout/stderr file redirect should be enabled)
165
166
167
168
169
170
171
172
173
AC_ARG_ENABLE([redirect],
		AS_HELP_STRING([--enable-redirect],
			       [for test programs, allow redirection of stdout/stderr per MPI taks in a file (useful for timing), default no.]),
	      [],
	      [enable_redirect=no])
AC_MSG_RESULT([${enable_redirect}])

dnl redirect
if test x"${enable_redirect}" = x"yes"; then
174
175
  AC_DEFINE([HAVE_REDIRECT], [1], [Redirect stdout and stderr of test programs per MPI tasks to a file])
fi
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
AM_CONDITIONAL([HAVE_REDIRECT],[test x"$enable_redirect" = x"yes"])

dnl build with ftimings support
AC_MSG_CHECKING(whether ELPA should be build with more detailed timing support)
AC_ARG_ENABLE([timing],
		AS_HELP_STRING([--enable-timing],
			       [more detailed timing, default no.]),
	      [],
	      [enable_timings=no])
AC_MSG_RESULT([${enable_timings}])

if test x"${enable_timings}" = x"yes"; then
  AC_DEFINE([HAVE_DETAILED_TIMINGS], [1], [Enable more timing])
fi
AM_CONDITIONAL([HAVE_DETAILED_TIMINGS],[test x"$enable_timings" = x"yes"])

dnl PAPI for ftimings
AC_ARG_WITH([papi],
		[AS_HELP_STRING([--with-papi],[Use PAPI to also measure flop count in the detailed timing (--enable-timing), disabled by default])],
		[],
		[with_papi="no"])
if test x"${enable_timings}" = x"yes"; then
  if test x"$with_papi" = x"yes" ; then
    AC_SEARCH_LIBS([PAPI_library_init],[papi],
                  [papi_found=yes],[papi_found=no])
    if test x"$papi_found" = x"no" ; then
      AC_MSG_ERROR(["Could not find usable PAPI installation, please install or adjust CFLAGS, LDFLAGS"])
203
204
205
206
207
    fi
    AC_DEFINE([HAVE_LIBPAPI], [1], [Use the PAPI library])
  fi
fi

208
dnl SSE assembly kernel
209
AC_MSG_CHECKING(whether SSE assembly kernel can be compiled)
210
211
$CC -c $srcdir/src/elpa2_kernels/elpa2_kernels_asm_x86_64.s -o test.o 2>/dev/null
if test "$?" == 0; then
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
  can_compile_sse_assembly=yes
  install_real_sse_assembly=yes
  install_complex_sse_assembly=yes
else
  can_compile_sse_assembly=no
  install_real_sse_assembly=no
  install_complex_sse_assembly=no
fi

rm -f ./test.o
AC_MSG_RESULT([${can_compile_sse_assembly}])

dnl check whether on can compile with sse-gcc intrinsics
AC_MSG_CHECKING(whether we can compile SSE with gcc intrinsics in C)
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
 #include <x86intrin.h>
 int main(int argc, char **argv){
 double* q;
 __m128d h1 = _mm_loaddup_pd(q);
 return 0;
 }
 ])],
 [can_compile_sse_intrinsics=yes],
 [can_compile_sse_intrinsics=no]
)
AC_MSG_RESULT([${can_compile_sse_intrinsics}])

if test "${can_compile_sse_intrinsics}" = "yes"; then
  install_real_sse_intrinsics=yes
241
242
243
244
  install_real_sse_block2=yes
  install_real_sse_block4=yes
  install_real_sse_block6=yes

245
  install_complex_sse_intrinsics=yes
246
247
  install_complex_sse_block1=yes
  install_complex_sse_block2=yes
248
else
249
  install_real_sse_intrinsics=no
250
251
252
253
  install_real_sse_block2=no
  install_real_sse_block4=no
  install_real_sse_block6=no

254
  install_complex_sse_intrinsics=no
255
256
  install_complex_sse_block1=no
  install_complex_sse_block2=no
257
fi
258

Andreas Marek's avatar
Andreas Marek committed
259
dnl check whether one can compile with avx - gcc intrinsics
260

261
dnl first pass: try with specified CFLAGS and CXXFLAGS
262
AC_MSG_CHECKING([whether we can compile AVX intrinsics in C])
263
264
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
 #include <x86intrin.h>
265
 int main(int argc, char **argv){
266
267
 double* q;
 __m256d a1_1 = _mm256_load_pd(q);
268
 return 0;
269
270
271
272
273
 }
 ])],
 [can_compile_avx=yes],
 [can_compile_avx=no]
)
Andreas Marek's avatar
Andreas Marek committed
274
AC_MSG_RESULT([${can_compile_avx}])
275

Andreas Marek's avatar
Andreas Marek committed
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
#if test "${can_compile_avx}" = "yes" ; then
#  AC_MSG_CHECKING([whether we can compile AVX intrinsics in C++])
#  AC_LANG_PUSH([C++])
#  AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#   #include <x86intrin.h>
#   int main(int argc, char **argv){
#   double* q;
#   __m256d a1_1 = _mm256_load_pd(q);
#   return 0;
#   }
#   ])],
#   [can_compile_avx=yes],
#   [can_compile_avx=no]
#  )
#  AC_LANG_POP([C++])
#  AC_MSG_RESULT([${can_compile_avx}])
#  if test "${can_compile_avx}" = "no" ; then
#    AC_MSG_WARN([Cannot compile C++ with AVX: disabling AVX alltogether])
#  fi
#fi
296

297
298
299
300
301
302
303
304
305
306
307
308
309
310
AC_MSG_CHECKING([whether we can compile AVX2 intrinsics in C])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
 #include <x86intrin.h>
 int main(int argc, char **argv){
 double* q;
 __m256d q1 = _mm256_load_pd(q);
 __m256d y1 = _mm256_fmadd_pd(q1, q1, q1);
 return 0;
 }
 ])],
 [can_compile_avx2=yes],
 [can_compile_avx2=no]
)
AC_MSG_RESULT([${can_compile_avx2}])
Andreas Marek's avatar
Andreas Marek committed
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
#if test "${can_compile_avx2}" = "yes" ; then
#  AC_MSG_CHECKING([whether we can compile AVX2 intrinsics in C++])
#  AC_LANG_PUSH([C++])
#  AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#   #include <x86intrin.h>
#   int main(int argc, char **argv){
#   double* q;
#   __m256d q1 = _mm256_load_pd(q);
#   __m256d y1 = _mm256_fmadd_pd(q1, q1, q1);
#   return 0;
#   }
#   ])],
#   [can_compile_avx2=yes],
#   [can_compile_avx2=no]
#  )
#  AC_LANG_POP([C++])
#  AC_MSG_RESULT([${can_compile_avx2}])
#  if test "${can_compile_avx2}" = "no" ; then
#    AC_MSG_WARN([Cannot compile C++ with AVX2!])
#  fi
#fi
332

333
if test "${can_compile_avx}" = "yes" ; then
Andreas Marek's avatar
Andreas Marek committed
334
335
336
337
338
339
  install_real_avx_block2=yes
  install_real_avx_block4=yes
  install_real_avx_block6=yes

  install_complex_avx_block1=yes
  install_complex_avx_block2=yes
Andreas Marek's avatar
Andreas Marek committed
340
341
342
343
344
345
346
else
  install_real_avx_block2=no
  install_real_avx_block4=no
  install_real_avx_block6=no

  install_complex_avx_block1=no
  install_complex_avx_block2=no
347
348
fi

349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
if test "${can_compile_avx2}" = "yes" ; then
  install_real_avx2_block2=yes
  install_real_avx2_block4=yes
  install_real_avx2_block6=yes

  install_complex_avx2_block1=yes
  install_complex_avx2_block2=yes
else
  install_real_avx2_block2=no
  install_real_avx2_block4=no
  install_real_avx2_block6=no

  install_complex_avx2_block1=no
  install_complex_avx2_block2=no
fi
364
365
366
367

AM_CONDITIONAL([HAVE_SSE_ASSEMBLY],[test x"$can_compile_sse_assembly" = x"yes"])
if test x"${can_compile_sse_assembly}" = x"yes" ; then
  AC_DEFINE([HAVE_SSE_ASSEMBLY],[1],[assembly SSE is supported on this CPU])
368
fi
369
370
371
372
373
AM_CONDITIONAL([HAVE_SSE_INTRINSICS],[test x"$can_compile_sse_intrinsics" = x"yes"])
if test x"${can_compile_sse_intrinsics}" = x"yes" ; then
  AC_DEFINE([HAVE_SSE_INTRINSICS],[1],[gcc intrinsics SSE is supported on this CPU])
fi

374
375
376
377
378
379
380
381
382
AM_CONDITIONAL([HAVE_AVX],[test x"$can_compile_avx" = x"yes"])
if test x"${can_compile_avx}" = x"yes" ; then
  AC_DEFINE([HAVE_AVX],[1],[AVX is supported on this CPU])
fi
AM_CONDITIONAL([HAVE_AVX2],[test x"$can_compile_avx2" = x"yes"])
if test x"${can_compile_avx2}" = x"yes" ; then
  AC_DEFINE([HAVE_AVX2],[1],[AVX2 is supported on this CPU])
fi

383
384
385
386
387
388
389
dnl set the AVX optimization flags if this option is specified
AC_MSG_CHECKING(whether AVX optimization flags should be set automatically)
AC_ARG_WITH([avx-optimization],
		AS_HELP_STRING([--with-avx-optimization],
			       [use AVX optimization, default no.]),
	      [with_avx_optimization=yes],
	      [with_avx_optimization=no])
Andreas Marek's avatar
Andreas Marek committed
390
AC_MSG_RESULT([${with_avx_optimization}])
391
if test x"${with_avx_optimization}" = x"yes"; then
Andreas Marek's avatar
Andreas Marek committed
392
393
394
 CFLAGS="$CFLAGS -funsafe-loop-optimizations -funsafe-math-optimizations -ftree-vect-loop-version -ftree-vectorize"
 CXXFLAGS="$CXXFLAGS -funsafe-loop-optimizations -funsafe-math-optimizations -ftree-vect-loop-version -ftree-vectorize"
fi
395

396
AC_LANG([Fortran])
397
398
399
AC_FC_FREEFORM
AC_FC_MODULE_FLAG
AC_FC_MODULE_OUTPUT_FLAG
400
AC_FC_LIBRARY_LDFLAGS
401
402
403
404

save_FCFLAGS=$FCFLAGS
save_LDFLAGS=$LDFLAGS

405
406
407
AC_ARG_VAR([SCALAPACK_LDFLAGS],[Extra LDFLAGS necessary to link a program with Scalapack])
AC_ARG_VAR([SCALAPACK_FCFLAGS],[Extra FCFLAGS necessary to compile a Fortran program with Scalapack])

408
409
FCFLAGS="$FCFLAGS $SCALAPACK_FCFLAGS"
LDFLAGS="$LDFLAGS $SCALAPACK_LDFLAGS"
410

411
dnl check whether fortran error_unit is defined
412
AC_MSG_CHECKING([whether Fortran module iso_fortran_env is available])
413
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
414
415
416
417
418
419
420
421
422
423
  program test_error_unit
    use ISO_FORTRAN_ENV, only : error_unit
    implicit none

    write(error_unit,*) "error_unit is defined"
  end program
])],
  [can_use_iso_fortran_env=yes],
  [can_use_iso_fortran_env=no]
)
424
AC_MSG_RESULT([${can_use_iso_fortran_env}])
425

426
427
428
429
dnl check whether one can link with specified MKL (desired method)
AC_MSG_CHECKING([whether we can compile a Fortran program using MKL])


430
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
431
  program test_mkl
432
    use mkl_service
433
434
435
436
437
438
439
440
441
442
443
444
    character*198 :: string
    call mkl_get_version_string(string)
    write(*,'(a)') string
  end program
])],
  [can_compile_with_mkl=yes],
  [can_compile_with_mkl=no]
)
AC_MSG_RESULT([${can_compile_with_mkl}])

if test x"$can_compile_with_mkl" = x"yes" ; then
  AC_MSG_CHECKING([whether we can link a Fortran program with MKL])
445
  AC_LINK_IFELSE([AC_LANG_SOURCE([
446
    program test_mkl
447
      use mkl_service
448
449
450
451
452
      character*198 :: string
      call mkl_get_version_string(string)
      write(*,'(a)') string
    end program
  ])],
Andreas Marek's avatar
Andreas Marek committed
453
454
    [have_mkl=yes],
    [have_mkl=no]
455
  )
Andreas Marek's avatar
Andreas Marek committed
456
  AC_MSG_RESULT([${have_mkl}])
457
458
459
fi

dnl if not mkl, check all the necessary individually
460
if test x"${have_mkl}" = x"yes" ; then
461
462
463
464
  WITH_MKL=1
else

  dnl first check blas
Andreas Marek's avatar
Andreas Marek committed
465
466
467
  AC_SEARCH_LIBS([dgemm],[blas],[have_blas=yes],[have_blas=no])
  AC_MSG_CHECKING([whether we can link a program with a blas lib])
  AC_MSG_RESULT([${have_blas}])
468

469
  if test x"${have_blas}" = x"no" ; then
Andreas Marek's avatar
Andreas Marek committed
470
    AC_MSG_ERROR([could not link with blas: specify path])
471
  fi
472
  dnl now lapack
Andreas Marek's avatar
Andreas Marek committed
473
474
475
  AC_SEARCH_LIBS([dlarrv],[lapack],[have_lapack=yes],[have_lapack=no])
  AC_MSG_CHECKING([whether we can link a program with a lapack lib])
  AC_MSG_RESULT([${have_lapack}])
476

477
  if test x"${have_lapack}" = x"no" ; then
478
    AC_MSG_ERROR([could not link with lapack: specify path])
479
  fi
Andreas Marek's avatar
Andreas Marek committed
480

481
  if test x"${with_mpi}" = x"yes"; then
482
    dnl test whether scalapack already contains blacs
483
    scalapack_libs="mpiscalapack scalapack scalapack-openmpi"
484
485
486
487
488
489
490
491
492
493
    old_LIBS="$LIBS"
    for lib in ${scalapack_libs}; do
      LIBS="-l${lib} ${old_LIBS}"
      AC_MSG_CHECKING([whether -l${lib} already contains a BLACS implementation])
      AC_LINK_IFELSE([AC_LANG_FUNC_LINK_TRY([blacs_gridinit])],[blacs_in_scalapack=yes],[blacs_in_scalapack=no])
      AC_MSG_RESULT([${blacs_in_scalapack}])
      if test x"${blacs_in_scalapack}" = x"yes"; then
        break
      fi
    done
494

495
496
    if test x"${blacs_in_scalapack}" = x"no"; then
      LIBS="${old_LIBS}"
497

498
499
      dnl Test for stand-alone blacs
      AC_SEARCH_LIBS([bi_f77_init],[mpiblacsF77init],[],[],[-lmpiblacs])
500
501
502
503
504
505

      dnl for debian
      AC_SEARCH_LIBS([blacs_gridinit],[blacs-openmpi],[have_blacs=yes],[have_blacs=no],[-lblacsCinit-openmpi -lscalapack-openmpi])
      if test x"${have_blacs}" = x"no"; then
        unset ac_cv_search_blacs_gridinit
      fi
506
      AC_SEARCH_LIBS([blacs_gridinit],[mpiblacs blacs],[have_blacs=yes],[have_blacs=no])
Andreas Marek's avatar
Andreas Marek committed
507

508
509
510
      if test x"${have_blacs}" = x"no"; then
        AC_MSG_ERROR([No usable BLACS found. If installed in a non-standard place, please specify suitable LDFLAGS and FCFLAGS as arguments to configure])
      fi
511
    fi
512

513
    AC_SEARCH_LIBS([pdtran],[$scalapack_libs],[have_scalapack=yes],[have_scalapack=no])
Andreas Marek's avatar
Andreas Marek committed
514

515
516
517
    if test x"${have_scalapack}" = x"no" ; then
      AC_MSG_ERROR([could not link with scalapack: specify path])
    fi
518
519
520
521
  fi

  dnl check whether we can link alltogehter
  AC_MSG_CHECKING([whether we can link a Fortran program with all blacs/scalapack])
522
  AC_LINK_IFELSE([AC_LANG_SOURCE([
523
524
    program dgemm_test

525
526
      integer , parameter:: M = 4, N = 3, K = 2
      real :: A(M,K), B(K,N), C(M,N)
527

528
      call dgemm('N','N',M,N,K,1.0,A,M,B,K,0.0,C,M)
529
530
531
532
533
534
535
536

     end program dgemm_test
     ])],
     [can_link_with_blacs_scalapack=yes],
     [can_link_with_blacs_scalapack=no]
   )
   AC_MSG_RESULT([${can_link_with_blacs_scalapack}])

537
   if test x"${can_link_with_blacs_scalapack}" = x"yes" ; then
538
539
     WITH_BLACS=1
   else
540
   AC_MSG_ERROR([We can neither link with MKL or another Scalpack. Please specify SCALAPACK_LDFLAGS and SCALAPACK_FCFLAGS!])
541
542
543
   fi
fi

544
545
546
547
dnl important: reset them again!
FCFLAGS=$save_FCFLAGS
LDFLAGS=$save_LDFLAGS

Andreas Marek's avatar
Andreas Marek committed
548
549
550
551
dnl check for intrinsic fortran function of 2003 standard
AC_MSG_CHECKING([whether we can use the intrinsic Fortran function "get_environment_variable"])


552
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
Andreas Marek's avatar
Andreas Marek committed
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
  program test_get_environment
    character(len=256) :: homedir
    call get_environment_variable("HOME",homedir)
  end program
])],
  [fortran_can_check_environment=yes],
  [fortran_can_check_environment=no]
)
AC_MSG_RESULT([${fortran_can_check_environment}])

dnl now check which kernels can be compiled

dnl the checks for SSE were already done before
dnl the checks for AVX were already done before

dnl check BGP kernel
AC_MSG_CHECKING([whether we can compile with BGP intrinsics])


572
AC_LINK_IFELSE([AC_LANG_SOURCE([
Andreas Marek's avatar
Andreas Marek committed
573
574
575
  program test_bgp
    complex*16 :: y3,q3,h2
    y3 = fxcpmadd(y3,q3,h2)
576

Andreas Marek's avatar
Andreas Marek committed
577
578
579
580
581
582
583
  end program
])],
  [can_compile_bgp=yes],
  [can_compile_bgp=no]
)
AC_MSG_RESULT([${can_compile_bgp}])

584
if test x"${can_compile_bgp}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
585
586
  install_real_bgp=yes
  install_complex_bgp=yes
Andreas Marek's avatar
Andreas Marek committed
587
588
589
else
  install_real_bgp=no
  install_complex_bgp=no
Andreas Marek's avatar
Andreas Marek committed
590
591
592
593
594
fi

dnl check BGQ kernel
AC_MSG_CHECKING([whether we can compile with BGQ intrinsics])

595
AC_LINK_IFELSE([AC_LANG_SOURCE([
Andreas Marek's avatar
Andreas Marek committed
596
  program test_bgq
Andreas Marek's avatar
Andreas Marek committed
597
598
    VECTOR(REAL(8))::QPX_h2
    real*8         :: hh(10,2)
Andreas Marek's avatar
Andreas Marek committed
599
    QPX_h2 = VEC_SPLATS(hh(2,2))
600

Andreas Marek's avatar
Andreas Marek committed
601
602
603
604
605
606
607
  end program
])],
  [can_compile_bgq=yes],
  [can_compile_bgq=no]
)
AC_MSG_RESULT([${can_compile_bgq}])

608
if test x"${can_compile_bgq}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
609
610
  install_real_bgq=yes
  install_complex_bgq=yes
Andreas Marek's avatar
Andreas Marek committed
611
612
613
else
  install_real_bgq=no
  install_complex_bgq=no
Andreas Marek's avatar
Andreas Marek committed
614
615
616
617
fi


dnl environment variable setting of kernel
618
if test x"${fortran_can_check_environment}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
619
620
621
 AC_DEFINE([HAVE_ENVIRONMENT_CHECKING],[1],[Fortran can querry environment variables])
fi

622
623
dnl last check whether user wants to compile only a specific kernel
dnl
Andreas Marek's avatar
Andreas Marek committed
624

625
m4_include([m4/ax_elpa_specific_kernels.m4])
Andreas Marek's avatar
Andreas Marek committed
626

627
dnl real kernels
Andreas Marek's avatar
Andreas Marek committed
628
629
  dnl do not remove this variable it is needed in the macros
  use_specific_real_kernel=no
Andreas Marek's avatar
Andreas Marek committed
630

631
632
  dnl generic kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-generic-kernel-only],[generic-kernel],[install_real_generic])
Andreas Marek's avatar
Andreas Marek committed
633

634
635
  dnl generic-simple kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-generic-simple-kernel-only],[generic-simple-kernel],[install_real_generic_simple])
Andreas Marek's avatar
Andreas Marek committed
636

637
  dnl sse kernel
638
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-sse-assembly-kernel-only],[sse-assembly-kernel],[install_real_sse_assembly])
Andreas Marek's avatar
Andreas Marek committed
639

640
641
  dnl bgp kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-bgp-kernel-only],[bgp-kernel],[install_real_bgp])
Andreas Marek's avatar
Andreas Marek committed
642

643
644
  dnl bgq kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-bgq-kernel-only],[bgq-kernel],[install_real_bgq])
Andreas Marek's avatar
Andreas Marek committed
645

646
647
648
649
650
651
652
653
654
  dnl real-sse-block2 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-sse-block2-kernel-only],[real-sse-block2-kernel],[install_real_sse_block2])

  dnl real-sse-block4 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-sse-block4-kernel]-only,[real-sse-block4-kernel],[install_real_sse_block4])

  dnl real-sse-block6 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-sse-block6-kernel-only],[real-sse-block6-kernel],[install_real_sse_block6])

655
656
  dnl real-avx-block2 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-avx-block2-kernel-only],[real-avx-block2-kernel],[install_real_avx_block2])
Andreas Marek's avatar
Andreas Marek committed
657

658
659
  dnl real-avx-block4 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-avx-block4-kernel]-only,[real-avx-block4-kernel],[install_real_avx_block4])
660

661
662
  dnl real-avx-block6 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-avx-block6-kernel-only],[real-avx-block6-kernel],[install_real_avx_block6])
663

664
665
666
667
668
669
670
671
672
673
  dnl real-avx2-block2 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-avx2-block2-kernel-only],[real-avx2-block2-kernel],[install_real_avx2_block2])

  dnl real-avx2-block4 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-avx2-block4-kernel]-only,[real-avx2-block4-kernel],[install_real_avx2_block4])

  dnl real-avx2-block6 kernel
  DEFINE_OPTION_SPECIFIC_REAL_KERNEL([real-avx2-block6-kernel-only],[real-avx2-block6-kernel],[install_real_avx2_block6])


Andreas Marek's avatar
Andreas Marek committed
674
675
676
677
678
679

dnl complex kernels

  dnl do not remove this variable it is needed in the macros
  use_specific_complex_kernel=no

680
681
  dnl generic kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-generic-kernel-only],[generic-kernel],[install_complex_generic])
682

683
684
  dnl generic-simple kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-generic-simple-kernel-only],[generic-simple-kernel],[install_complex_generic_simple])
Andreas Marek's avatar
Andreas Marek committed
685

686
  dnl sse kernel
687
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-sse-assembly-kernel-only],[sse-assembly-kernel],[install_complex_sse_assembly])
Andreas Marek's avatar
Andreas Marek committed
688

689
690
  dnl complex-bqp kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-bgp-kernel-only],[bgp-kernel],[install_complex_bgp])
Andreas Marek's avatar
Andreas Marek committed
691

692
693
  dnl complex-bqq kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-bgq-kernel-only],[bgq-kernel],[install_complex_bgq])
Andreas Marek's avatar
Andreas Marek committed
694

695
696
697
698
699
700
  dnl complex-sse-block1 kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-sse-block1-kernel-only],[complex-sse-block1-kernel],[install_complex_sse_block1])

  dnl complex-avx-block2 kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-sse-block2-kernel-only],[complex-sse-block2-kernel],[install_complex_sse_block2])

701
702
  dnl complex-avx-block1 kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-avx-block1-kernel-only],[complex-avx-block1-kernel],[install_complex_avx_block1])
Andreas Marek's avatar
Andreas Marek committed
703

704
705
  dnl complex-avx-block2 kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-avx-block2-kernel-only],[complex-avx-block2-kernel],[install_complex_avx_block2])
Andreas Marek's avatar
Andreas Marek committed
706

707
708
709
710
711
712
713
  dnl complex-avx2-block1 kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-avx2-block1-kernel-only],[complex-avx2-block1-kernel],[install_complex_avx2_block1])

  dnl complex-avx2-block2 kernel
  DEFINE_OPTION_SPECIFIC_COMPLEX_KERNEL([complex-avx2-block2-kernel-only],[complex-avx2-block2-kernel],[install_complex_avx2_block2])


714
dnl set the conditionals according to the previous tests
715

716
if test x"${can_use_iso_fortran_env}" = x"yes" ; then
717
718
719
 AC_DEFINE([HAVE_ISO_FORTRAN_ENV],[1],[can use module iso_fortran_env])
fi

Andreas Marek's avatar
Andreas Marek committed
720
AM_CONDITIONAL([WITH_REAL_GENERIC_KERNEL],[test x"$install_real_generic" = x"yes"])
721
if test x"${install_real_generic}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
722
723
724
725
 AC_DEFINE([WITH_REAL_GENERIC_KERNEL],[1],[can use real generic kernel])
fi

AM_CONDITIONAL([WITH_COMPLEX_GENERIC_KERNEL],[test x"$install_complex_generic" = x"yes"])
726
if test x"${install_complex_generic}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
727
728
729
730
 AC_DEFINE([WITH_COMPLEX_GENERIC_KERNEL],[1],[can use complex generic kernel])
fi

AM_CONDITIONAL([WITH_REAL_GENERIC_SIMPLE_KERNEL],[test x"$install_real_generic_simple" = x"yes"])
731
if test x"${install_real_generic_simple}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
732
733
734
735
 AC_DEFINE([WITH_REAL_GENERIC_SIMPLE_KERNEL],[1],[can use real generic-simple kernel])
fi

AM_CONDITIONAL([WITH_COMPLEX_GENERIC_SIMPLE_KERNEL],[test x"$install_complex_generic_simple" = x"yes"])
736
if test x"${install_complex_generic_simple}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
737
738
739
 AC_DEFINE([WITH_COMPLEX_GENERIC_SIMPLE_KERNEL],[1],[can use complex generic-simple kernel])
fi

740
741
742
AM_CONDITIONAL([WITH_REAL_SSE_ASSEMBLY_KERNEL],[test x"$install_real_sse_assembly" = x"yes"])
if test x"${install_real_sse_assembly}" = x"yes" ; then
 AC_DEFINE([WITH_REAL_SSE_ASSEMBLY_KERNEL],[1],[can use real SSE assembly kernel])
Andreas Marek's avatar
Andreas Marek committed
743
744
fi

745
746
747
AM_CONDITIONAL([WITH_COMPLEX_SSE_ASSEMBLY_KERNEL],[test x"$install_complex_sse_assembly" = x"yes"])
if test x"${install_complex_sse_assembly}" = x"yes" ; then
 AC_DEFINE([WITH_COMPLEX_SSE_ASSEMBLY_KERNEL],[1],[can use complex SSE assembly kernel])
Andreas Marek's avatar
Andreas Marek committed
748
749
fi

750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
AM_CONDITIONAL([WITH_REAL_SSE_BLOCK2_KERNEL],[test x"$install_real_sse_block2" = x"yes"])
if test x"${install_real_sse_block2}" = x"yes" ; then
 AC_DEFINE([WITH_REAL_SSE_BLOCK2_KERNEL],[1],[can use real_sse_block2 kernel])
fi

AM_CONDITIONAL([WITH_REAL_SSE_BLOCK4_KERNEL],[test x"$install_real_sse_block4" = x"yes"])
if test x"${install_real_sse_block4}" = x"yes" ; then
 AC_DEFINE([WITH_REAL_SSE_BLOCK4_KERNEL],[1],[can use real_sse_block4 kernel])
fi

AM_CONDITIONAL([WITH_REAL_SSE_BLOCK6_KERNEL],[test x"$install_real_sse_block6" = x"yes"])
if test x"${install_real_sse_block6}" = x"yes" ; then
 AC_DEFINE([WITH_REAL_SSE_BLOCK6_KERNEL],[1],[can use real_sse_block6 kernel])
fi

Andreas Marek's avatar
Andreas Marek committed
765
AM_CONDITIONAL([WITH_REAL_AVX_BLOCK2_KERNEL],[test x"$install_real_avx_block2" = x"yes"])
766
if test x"${install_real_avx_block2}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
767
768
769
770
 AC_DEFINE([WITH_REAL_AVX_BLOCK2_KERNEL],[1],[can use real_avx_block2 kernel])
fi

AM_CONDITIONAL([WITH_REAL_AVX_BLOCK4_KERNEL],[test x"$install_real_avx_block4" = x"yes"])
771
if test x"${install_real_avx_block4}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
772
773
774
775
 AC_DEFINE([WITH_REAL_AVX_BLOCK4_KERNEL],[1],[can use real_avx_block4 kernel])
fi

AM_CONDITIONAL([WITH_REAL_AVX_BLOCK6_KERNEL],[test x"$install_real_avx_block6" = x"yes"])
776
if test x"${install_real_avx_block6}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
777
778
779
 AC_DEFINE([WITH_REAL_AVX_BLOCK6_KERNEL],[1],[can use real_avx_block6 kernel])
fi

780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
AM_CONDITIONAL([WITH_REAL_AVX2_BLOCK2_KERNEL],[test x"$install_real_avx2_block2" = x"yes"])
if test x"${install_real_avx2_block2}" = x"yes" ; then
 AC_DEFINE([WITH_REAL_AVX2_BLOCK2_KERNEL],[1],[can use real_avx2_block2 kernel])
fi

AM_CONDITIONAL([WITH_REAL_AVX2_BLOCK4_KERNEL],[test x"$install_real_avx2_block4" = x"yes"])
if test x"${install_real_avx2_block4}" = x"yes" ; then
 AC_DEFINE([WITH_REAL_AVX2_BLOCK4_KERNEL],[1],[can use real_avx2_block4 kernel])
fi

AM_CONDITIONAL([WITH_REAL_AVX2_BLOCK6_KERNEL],[test x"$install_real_avx2_block6" = x"yes"])
if test x"${install_real_avx2_block6}" = x"yes" ; then
 AC_DEFINE([WITH_REAL_AVX2_BLOCK6_KERNEL],[1],[can use real_avx2_block6 kernel])
fi

795
796
797
798
799
800
801
802
803
804
AM_CONDITIONAL([WITH_COMPLEX_SSE_BLOCK1_KERNEL],[test x"$install_complex_sse_block1" = x"yes"])
if test x"${install_complex_sse_block1}" = x"yes" ; then
 AC_DEFINE([WITH_COMPLEX_SSE_BLOCK1_KERNEL],[1],[can use complex_sse_block1 kernel])
fi

AM_CONDITIONAL([WITH_COMPLEX_SSE_BLOCK2_KERNEL],[test x"$install_complex_sse_block2" = x"yes"])
if test x"${install_complex_sse_block2}" = x"yes" ; then
 AC_DEFINE([WITH_COMPLEX_SSE_BLOCK2_KERNEL],[1],[can use complex_sse_block2 kernel])
fi

Andreas Marek's avatar
Andreas Marek committed
805
AM_CONDITIONAL([WITH_COMPLEX_AVX_BLOCK1_KERNEL],[test x"$install_complex_avx_block1" = x"yes"])
806
if test x"${install_complex_avx_block1}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
807
808
809
810
 AC_DEFINE([WITH_COMPLEX_AVX_BLOCK1_KERNEL],[1],[can use complex_avx_block1 kernel])
fi

AM_CONDITIONAL([WITH_COMPLEX_AVX_BLOCK2_KERNEL],[test x"$install_complex_avx_block2" = x"yes"])
811
if test x"${install_complex_avx_block2}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
812
813
814
 AC_DEFINE([WITH_COMPLEX_AVX_BLOCK2_KERNEL],[1],[can use complex_avx_block2 kernel])
fi

815
816
817
818
819
820
821
822
823
824
AM_CONDITIONAL([WITH_COMPLEX_AVX2_BLOCK1_KERNEL],[test x"$install_complex_avx2_block1" = x"yes"])
if test x"${install_complex_avx2_block1}" = x"yes" ; then
 AC_DEFINE([WITH_COMPLEX_AVX2_BLOCK1_KERNEL],[1],[can use complex_avx2_block1 kernel])
fi

AM_CONDITIONAL([WITH_COMPLEX_AVX2_BLOCK2_KERNEL],[test x"$install_complex_avx2_block2" = x"yes"])
if test x"${install_complex_avx2_block2}" = x"yes" ; then
 AC_DEFINE([WITH_COMPLEX_AVX2_BLOCK2_KERNEL],[1],[can use complex_avx2_block2 kernel])
fi

Andreas Marek's avatar
Andreas Marek committed
825
AM_CONDITIONAL([WITH_REAL_BGP_KERNEL],[test x"$install_real_bgp" = x"yes"])
826
if test x"${install_real_bgp}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
827
828
829
830
 AC_DEFINE([WITH_REAL_BGP_KERNEL],[1],[can use real BGP kernel])
fi

AM_CONDITIONAL([WITH_REAL_BGQ_KERNEL],[test x"$install_real_bgq" = x"yes"])
831
if test x"${install_real_bgq}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
832
833
834
 AC_DEFINE([WITH_REAL_BGQ_KERNEL],[1],[can use real BGQ kernel])
fi

835
836
if test x"${use_specific_complex_kernel}" = x"no" ; then
 AC_DEFINE([WITH_NO_SPECIFIC_COMPLEX_KERNEL],[1],[do not use only one specific complex kernel (set at compile time)])
837
838
else
 AC_DEFINE([WITH_ONE_SPECIFIC_COMPLEX_KERNEL],[1],[use only one specific complex kernel (set at compile time)])
Andreas Marek's avatar
Andreas Marek committed
839
840
fi

841
if test x"${use_specific_real_kernel}" = x"no" ; then
842
  AC_DEFINE([WITH_NO_SPECIFIC_REAL_KERNEL],[1],[do not use only one specific real kernel (set at compile time)])
843
844
else
  AC_DEFINE([WITH_ONE_SPECIFIC_REAL_KERNEL],[1],[use only one specific real kernel (set at compile time)])
Andreas Marek's avatar
Andreas Marek committed
845
846
fi

847
848
LT_INIT

849
850
851
852
853
854
DX_PDF_FEATURE(OFF)
DX_PS_FEATURE(OFF)
DX_MAN_FEATURE(ON)
DX_HTML_FEATURE(ON)
DX_INIT_DOXYGEN([ELPA], [Doxyfile], [docs])

855
DESPERATELY_WANT_ASSUMED_SIZE=no
856
AC_MSG_CHECKING(whether --enable-assumed-size-arrays is specified)
857
AC_ARG_ENABLE([assumed-size],
858
                AS_HELP_STRING([--enable-assumded-size-arrays],
859
860
861
862
863
                               [use assumed-size Fortran arrays]),
              [],
              [DESPERATELY_WANT_ASSUMED_SIZE=no])
AC_MSG_RESULT([${DESPERATELY_WANT_ASSUMED_SIZE}])
AM_CONDITIONAL([WITH_DESPERATELY_WANT_ASSUMED_SIZE],[test x"$DESPERATELY_WANT_ASSUMED_SIZE" = x"yes"])
864
if test x"${DESPERATELY_WANT_ASSUMED_SIZE}" = x"yes" ; then
865
  AC_DEFINE([DESPERATELY_WANT_ASSUMED_SIZE],[1],[use assumed size Fortran arrays, even if not debuggable])
866
867
fi

868
AC_SUBST([MPI_BINARY])
869
870
871
872
873
AC_SUBST([WITH_MKL])
AC_SUBST([WITH_BLACS])
AC_SUBST([with_amd_bulldozer_kernel])
AC_SUBST([FC_MODINC])
AC_SUBST([FC_MODOUT])
874
875
876
AC_SUBST([OPENMP_CFLAGS])
AC_SUBST([OPENMP_FCFLAGS])
AC_SUBST([OPENMP_LDFLAGS])
877
AC_SUBST([DOXYGEN_OUTPUT_DIR], [docs])
878

879
880
rm -rf modules/ private_modules/ .fortran_dependencies/
mkdir modules private_modules
881
882
883
884
885
886
887
888
889
890

#gl_VISIBILITY
#AH_BOTTOM([#if HAVE_VISIBILITY
#define EXPORTED __attribute__((__visibility__("default")))
#define HIDDEN   __attribute__((__visibility__("hidden")))
#else
#define EXPORTED
#define HIDDEN
#endif])

891
892
893
894
895
896
897
898
899

# Some part of libtool is too smart and tries to parse the output of
#   gfortran -v
# and catches anything that resembles a -l library link specification.
# Unfortunately, recent versions of gfortran emit
#   -l gfortran
# with a space between -l and gfortran. The empty -l is then included
# into "postdeps_FC" and causes linking errors later on.
postdeps_FC=$(echo $postdeps_FC | sed 's/-l //g')
900

901
902
if test x"${with_mpi}" = x"yes"; then
  if test x"${enable_openmp}" = x"yes"; then
903
	SUFFIX="_openmp"
904
  else
905
	SUFFIX=""
906
907
908
  fi
else
  if test x"${enable_openmp}" = x"yes"; then
Lorenz Huedepohl's avatar
Typo    
Lorenz Huedepohl committed
909
	SUFFIX="_onenode_openmp"
910
911
912
  else
	SUFFIX="_onenode"
  fi
913
fi
914

915
916
AC_SUBST([SUFFIX])
AC_SUBST([PKG_CONFIG_FILE],[elpa${SUFFIX}-${PACKAGE_VERSION}.pc])
917

918
919
AC_CONFIG_FILES([
  Makefile
920
  Doxyfile
921
  ${PKG_CONFIG_FILE}:elpa.pc.in
922
])
923

924
AC_OUTPUT
925

926
if test "${can_compile_avx}" = "no" ; then
927
#  if test x"${want_avx}" = x"yes" ; then
Andreas Marek's avatar
Andreas Marek committed
928
    AC_MSG_WARN([Could not compile AVX instructions])
929
#  fi
930
fi
931
if test "${can_compile_avx2}" = "no" ; then
932
#  if test x"${want_avx2}" = x"yes" ; then
933
    AC_MSG_WARN([Could not compile AVX2 instructions])
934
#  fi
935
fi
936

937
make -f $srcdir/generated_headers.am generated-headers top_srcdir="$srcdir"