4 # use File::Temp qw(tempfile);
6 # Checking cross compile
7 $hostos = `uname -s | sed -e s/\-.*//`; chop($hostos);
8 $hostarch = `uname -m | sed -e s/i.86/x86/`;chop($hostarch);
9 $hostarch = "x86_64" if ($hostarch eq "amd64");
10 $hostarch = "arm" if ($hostarch =~ /^arm.*/);
11 $hostarch = "arm64" if ($hostarch eq "aarch64");
12 $hostarch = "power" if ($hostarch =~ /^(powerpc|ppc).*/);
13 $hostarch = "zarch" if ($hostarch eq "s390x");
15 #$tmpf = new File::Temp( UNLINK => 1 );
16 $binary = $ENV{"BINARY"};
18 $makefile = shift(@ARGV);
19 $config = shift(@ARGV);
21 $compiler_name = join(" ", @ARGV);
23 # First, we need to know the target OS and compiler name
25 $data = `$compiler_name -E ctest.c`;
28 printf STDERR "C Compiler ($compiler_name) is something wrong.\n";
34 eval "use File::Basename";
36 warn "could not load PERL module File::Basename, emulating its functionality";
37 my $dirnam = substr($compiler_name, 0, rindex($compiler_name, "/")-1 );
39 $cross_suffix .= $dirnam . "/";
41 my $basnam = substr($compiler_name, rindex($compiler_name,"/")+1, length($compiler_name)-rindex($compiler_name,"/")-1);
42 if ($basnam =~ /([^\s]*-)(.*)/) {
46 if (dirname($compiler_name) ne ".") {
47 $cross_suffix .= dirname($compiler_name) . "/";
50 if (basename($compiler_name) =~ /([^\s]*-)(.*)/) {
56 $compiler = LSB if ($data =~ /COMPILER_LSB/);
57 $compiler = CLANG if ($data =~ /COMPILER_CLANG/);
58 $compiler = PGI if ($data =~ /COMPILER_PGI/);
59 $compiler = PATHSCALE if ($data =~ /COMPILER_PATHSCALE/);
60 $compiler = INTEL if ($data =~ /COMPILER_INTEL/);
61 $compiler = OPEN64 if ($data =~ /COMPILER_OPEN64/);
62 $compiler = SUN if ($data =~ /COMPILER_SUN/);
63 $compiler = IBM if ($data =~ /COMPILER_IBM/);
64 $compiler = DEC if ($data =~ /COMPILER_DEC/);
65 $compiler = GCC if ($compiler eq "");
67 $os = Linux if ($data =~ /OS_LINUX/);
68 $os = FreeBSD if ($data =~ /OS_FREEBSD/);
69 $os = NetBSD if ($data =~ /OS_NETBSD/);
70 $os = OpenBSD if ($data =~ /OS_OPENBSD/);
71 $os = DragonFly if ($data =~ /OS_DRAGONFLY/);
72 $os = Darwin if ($data =~ /OS_DARWIN/);
73 $os = SunOS if ($data =~ /OS_SUNOS/);
74 $os = AIX if ($data =~ /OS_AIX/);
75 $os = osf if ($data =~ /OS_OSF/);
76 $os = WINNT if ($data =~ /OS_WINNT/);
77 $os = CYGWIN_NT if ($data =~ /OS_CYGWIN_NT/);
78 $os = Interix if ($data =~ /OS_INTERIX/);
79 $os = Android if ($data =~ /OS_ANDROID/);
80 $os = Haiku if ($data =~ /OS_HAIKU/);
82 $architecture = x86 if ($data =~ /ARCH_X86/);
83 $architecture = x86_64 if ($data =~ /ARCH_X86_64/);
84 $architecture = power if ($data =~ /ARCH_POWER/);
85 $architecture = mips if ($data =~ /ARCH_MIPS/);
86 $architecture = mips64 if ($data =~ /ARCH_MIPS64/);
87 $architecture = alpha if ($data =~ /ARCH_ALPHA/);
88 $architecture = sparc if ($data =~ /ARCH_SPARC/);
89 $architecture = ia64 if ($data =~ /ARCH_IA64/);
90 $architecture = arm if ($data =~ /ARCH_ARM/);
91 $architecture = arm64 if ($data =~ /ARCH_ARM64/);
92 $architecture = zarch if ($data =~ /ARCH_ZARCH/);
97 $compiler_name .= " -maix32" if ($binary eq "32");
98 $compiler_name .= " -maix64" if ($binary eq "64");
102 if ($architecture eq "mips") {
103 $compiler_name .= " -mabi=32";
107 if ($architecture eq "mips64") {
108 $compiler_name .= " -mabi=n32" if ($binary eq "32");
109 $compiler_name .= " -mabi=64" if ($binary eq "64");
113 if (($architecture eq "arm") || ($architecture eq "arm64")) {
117 if ($architecture eq "zarch") {
122 if ($architecture eq "alpha") {
127 if ($architecture eq "ia64") {
132 if (($architecture eq "x86") && ($os ne Darwin) && ($os ne SunOS)) {
137 if ($compiler eq "PGI") {
138 $compiler_name .= " -tp p7" if ($binary eq "32");
139 $compiler_name .= " -tp p7-64" if ($binary eq "64");
144 if ($compiler eq "IBM") {
145 $compiler_name .= " -q32" if ($binary eq "32");
146 $compiler_name .= " -q64" if ($binary eq "64");
147 $openmp = "-qsmp=omp";
151 if ($compiler eq "INTEL") {
155 if ($compiler eq "PATHSCALE") {
159 if ($compiler eq "OPEN64") {
163 if ($compiler eq "CLANG") {
164 $openmp = "-fopenmp";
167 if ($compiler eq "GCC" || $compiler eq "LSB") {
168 $openmp = "-fopenmp";
172 $compiler_name .= " -m32" if ($binary eq "32");
173 $compiler_name .= " -m64" if ($binary eq "64");
178 $data = `$compiler_name -E ctest.c`;
181 printf STDERR "C Compiler ($compiler_name) is something wrong.\n";
186 if (($architecture eq "mips") || ($architecture eq "mips64")) {
187 eval "use File::Temp qw(tempfile)";
189 warn "could not load PERL module File::Temp, so could not check MSA capatibility";
191 $tmpf = new File::Temp( UNLINK => 1 );
192 $code = '"addvi.b $w0, $w1, 1"';
193 $msa_flags = "-mmsa -mfp64 -msched-weight -mload-store-pairs";
194 print $tmpf "#include <msa.h>\n\n";
195 print $tmpf "void main(void){ __asm__ volatile($code); }\n";
197 $args = "$msa_flags -o $tmpf.o -x c $tmpf";
198 my @cmd = ("$compiler_name $args");
209 $architecture = x86 if ($data =~ /ARCH_X86/);
210 $architecture = x86_64 if ($data =~ /ARCH_X86_64/);
211 $architecture = power if ($data =~ /ARCH_POWER/);
212 $architecture = mips if ($data =~ /ARCH_MIPS/);
213 $architecture = mips64 if ($data =~ /ARCH_MIPS64/);
214 $architecture = alpha if ($data =~ /ARCH_ALPHA/);
215 $architecture = sparc if ($data =~ /ARCH_SPARC/);
216 $architecture = ia64 if ($data =~ /ARCH_IA64/);
217 $architecture = arm if ($data =~ /ARCH_ARM/);
218 $architecture = arm64 if ($data =~ /ARCH_ARM64/);
219 $architecture = zarch if ($data =~ /ARCH_ZARCH/);
222 $binformat = bin64 if ($data =~ /BINARY_64/);
225 if (($architecture eq "x86") || ($architecture eq "x86_64")) {
226 eval "use File::Temp qw(tempfile)";
228 warn "could not load PERL module File::Temp, so could not check compiler compatibility with AVX512";
231 # $tmpf = new File::Temp( UNLINK => 1 );
232 ($fh,$tmpf) = tempfile( UNLINK => 1 );
233 $code = '"vbroadcastss -4 * 4(%rsi), %zmm2"';
234 print $tmpf "#include <immintrin.h>\n\nint main(void){ __asm__ volatile($code); }\n";
235 $args = " -march=skylake-avx512 -c -o $tmpf.o -x c $tmpf";
236 my @cmd = ("$compiler_name $args >/dev/null 2>/dev/null");
247 $data = `$compiler_name -S ctest1.c && grep globl ctest1.s | head -n 1 && rm -f ctest1.s`;
249 $data =~ /globl\s([_\.]*)(.*)/;
255 if ($architecture ne $hostarch) {
257 $cross = 0 if (($hostarch eq "x86_64") && ($architecture eq "x86"));
258 $cross = 0 if (($hostarch eq "mips64") && ($architecture eq "mips"));
261 $cross = 1 if ($os ne $hostos);
263 $openmp = "" if $ENV{USE_OPENMP} != 1;
270 $link = `$compiler_name -c ctest2.c -o ctest2.o 2>&1 && $compiler_name $openmp -v ctest2.o -o ctest2 2>&1 && rm -f ctest2.o ctest2 ctest2.exe`;
272 $link =~ s/\-Y\sP\,/\-Y/g;
274 @flags = split(/[\s\,\n]/, $link);
275 # remove leading and trailing quotes from each flag.
276 @flags = map {s/^['"]|['"]$//g; $_} @flags;
278 foreach $flags (@flags) {
281 && ($flags !~ /^-LIST:/)
282 && ($flags !~ /^-LANG:/)
284 $linker_L .= $flags . " "
287 if ($flags =~ /^\-Y/) {
288 $linker_L .= "-Wl,". $flags . " "
291 if ($flags =~ /^\--exclude-libs/) {
292 $linker_L .= "-Wl,". $flags . " ";
298 && ($flags !~ /gfortranbegin/)
299 && ($flags !~ /frtbegin/)
300 && ($flags !~ /pathfstart/)
301 && ($flags !~ /numa/)
302 && ($flags !~ /crt[0-9]/)
304 && ($flags !~ /user32/)
305 && ($flags !~ /kernel32/)
306 && ($flags !~ /advapi32/)
307 && ($flags !~ /shell32/)
309 $linker_l .= $flags . " "
312 $linker_a .= $flags . " " if $flags =~ /\.a$/;
317 open(MAKEFILE, "> $makefile") || die "Can't create $makefile";
318 open(CONFFILE, "> $config" ) || die "Can't create $config";
322 print MAKEFILE "OSNAME=$os\n";
323 print MAKEFILE "ARCH=$architecture\n";
324 print MAKEFILE "C_COMPILER=$compiler\n";
325 print MAKEFILE "BINARY32=\n" if $binformat ne bin32;
326 print MAKEFILE "BINARY64=\n" if $binformat ne bin64;
327 print MAKEFILE "BINARY32=1\n" if $binformat eq bin32;
328 print MAKEFILE "BINARY64=1\n" if $binformat eq bin64;
329 print MAKEFILE "FU=$need_fu\n" if $need_fu ne "";
330 print MAKEFILE "CROSS_SUFFIX=$cross_suffix\n" if $cross != 0 && $cross_suffix ne "";
331 print MAKEFILE "CROSS=1\n" if $cross != 0;
332 print MAKEFILE "CEXTRALIB=$linker_L $linker_l $linker_a\n";
333 print MAKEFILE "HAVE_MSA=1\n" if $have_msa eq 1;
334 print MAKEFILE "MSA_FLAGS=$msa_flags\n" if $have_msa eq 1;
335 print MAKEFILE "NO_AVX512=1\n" if $no_avx512 eq 1;
337 $os =~ tr/[a-z]/[A-Z]/;
338 $architecture =~ tr/[a-z]/[A-Z]/;
339 $compiler =~ tr/[a-z]/[A-Z]/;
341 print CONFFILE "#define OS_$os\t1\n";
342 print CONFFILE "#define ARCH_$architecture\t1\n";
343 print CONFFILE "#define C_$compiler\t1\n";
344 print CONFFILE "#define __32BIT__\t1\n" if $binformat eq bin32;
345 print CONFFILE "#define __64BIT__\t1\n" if $binformat eq bin64;
346 print CONFFILE "#define FUNDERSCORE\t$need_fu\n" if $need_fu ne "";
347 print CONFFILE "#define HAVE_MSA\t1\n" if $have_msa eq 1;
349 if ($os eq "LINUX") {
351 # @pthread = split(/\s+/, `nm /lib/libpthread.so* | grep _pthread_create`);
353 # if ($pthread[2] ne "") {
354 # print CONFFILE "#define PTHREAD_CREATE_FUNC $pthread[2]\n";
356 print CONFFILE "#define PTHREAD_CREATE_FUNC pthread_create\n";
359 print CONFFILE "#define PTHREAD_CREATE_FUNC pthread_create\n";