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|
#!/usr/bin/perl
use File::Basename;
use File::Temp qw(tempfile);
# Checking cross compile
$hostos = `uname -s | sed -e s/\-.*//`; chop($hostos);
$hostarch = `uname -m | sed -e s/i.86/x86/`;chop($hostarch);
$hostarch = "x86_64" if ($hostarch eq "amd64");
$hostarch = "arm" if ($hostarch =~ /^arm.*/);
$hostarch = "arm64" if ($hostarch eq "aarch64");
$hostarch = "power" if ($hostarch =~ /^(powerpc|ppc).*/);
$hostarch = "zarch" if ($hostarch eq "s390x");
$tmpf = new File::Temp( UNLINK => 1 );
$binary = $ENV{"BINARY"};
$makefile = shift(@ARGV);
$config = shift(@ARGV);
$compiler_name = join(" ", @ARGV);
# First, we need to know the target OS and compiler name
$data = `$compiler_name -E ctest.c`;
if ($?) {
printf STDERR "C Compiler ($compiler_name) is something wrong.\n";
die 1;
}
$cross_suffix = "";
if (dirname($compiler_name) ne ".") {
$cross_suffix .= dirname($compiler_name) . "/";
}
if (basename($compiler_name) =~ /([^\s]*-)(.*)/) {
$cross_suffix .= $1;
}
$compiler = "";
$compiler = LSB if ($data =~ /COMPILER_LSB/);
$compiler = CLANG if ($data =~ /COMPILER_CLANG/);
$compiler = PGI if ($data =~ /COMPILER_PGI/);
$compiler = PATHSCALE if ($data =~ /COMPILER_PATHSCALE/);
$compiler = INTEL if ($data =~ /COMPILER_INTEL/);
$compiler = OPEN64 if ($data =~ /COMPILER_OPEN64/);
$compiler = SUN if ($data =~ /COMPILER_SUN/);
$compiler = IBM if ($data =~ /COMPILER_IBM/);
$compiler = DEC if ($data =~ /COMPILER_DEC/);
$compiler = GCC if ($compiler eq "");
$os = Linux if ($data =~ /OS_LINUX/);
$os = FreeBSD if ($data =~ /OS_FREEBSD/);
$os = NetBSD if ($data =~ /OS_NETBSD/);
$os = Darwin if ($data =~ /OS_DARWIN/);
$os = SunOS if ($data =~ /OS_SUNOS/);
$os = AIX if ($data =~ /OS_AIX/);
$os = osf if ($data =~ /OS_OSF/);
$os = WINNT if ($data =~ /OS_WINNT/);
$os = CYGWIN_NT if ($data =~ /OS_CYGWIN_NT/);
$os = Interix if ($data =~ /OS_INTERIX/);
$os = Android if ($data =~ /OS_ANDROID/);
$architecture = x86 if ($data =~ /ARCH_X86/);
$architecture = x86_64 if ($data =~ /ARCH_X86_64/);
$architecture = power if ($data =~ /ARCH_POWER/);
$architecture = mips if ($data =~ /ARCH_MIPS/);
$architecture = mips64 if ($data =~ /ARCH_MIPS64/);
$architecture = alpha if ($data =~ /ARCH_ALPHA/);
$architecture = sparc if ($data =~ /ARCH_SPARC/);
$architecture = ia64 if ($data =~ /ARCH_IA64/);
$architecture = arm if ($data =~ /ARCH_ARM/);
$architecture = arm64 if ($data =~ /ARCH_ARM64/);
$architecture = zarch if ($data =~ /ARCH_ZARCH/);
$defined = 0;
if ($os eq "AIX") {
$compiler_name .= " -maix32" if ($binary eq "32");
$compiler_name .= " -maix64" if ($binary eq "64");
$defined = 1;
}
if ($architecture eq "mips") {
$compiler_name .= " -mabi=32";
$defined = 1;
}
if ($architecture eq "mips64") {
$compiler_name .= " -mabi=n32" if ($binary eq "32");
$compiler_name .= " -mabi=64" if ($binary eq "64");
$defined = 1;
}
if (($architecture eq "arm") || ($architecture eq "arm64")) {
$defined = 1;
}
if ($architecture eq "zarch") {
$defined = 1;
$binary = 64;
}
if ($architecture eq "alpha") {
$defined = 1;
$binary = 64;
}
if ($architecture eq "ia64") {
$defined = 1;
$binary = 64;
}
if (($architecture eq "x86") && ($os ne Darwin) && ($os ne SunOS)) {
$defined = 1;
$binary =32;
}
if ($compiler eq "PGI") {
$compiler_name .= " -tp p7" if ($binary eq "32");
$compiler_name .= " -tp p7-64" if ($binary eq "64");
$openmp = "-mp";
$defined = 1;
}
if ($compiler eq "IBM") {
$compiler_name .= " -q32" if ($binary eq "32");
$compiler_name .= " -q64" if ($binary eq "64");
$openmp = "-qsmp=omp";
$defined = 1;
}
if ($compiler eq "INTEL") {
$openmp = "-openmp";
}
if ($compiler eq "PATHSCALE") {
$openmp = "-mp";
}
if ($compiler eq "OPEN64") {
$openmp = "-mp";
}
if ($compiler eq "CLANG") {
$openmp = "-fopenmp";
}
if ($compiler eq "GCC" || $compiler eq "LSB") {
$openmp = "-fopenmp";
}
if ($defined == 0) {
$compiler_name .= " -m32" if ($binary eq "32");
$compiler_name .= " -m64" if ($binary eq "64");
}
# Do again
$data = `$compiler_name -E ctest.c`;
if ($?) {
printf STDERR "C Compiler ($compiler_name) is something wrong.\n";
die 1;
}
$have_msa = 0;
if (($architecture eq "mips") || ($architecture eq "mips64")) {
$code = '"addvi.b $w0, $w1, 1"';
$msa_flags = "-mmsa -mfp64 -msched-weight -mload-store-pairs";
print $tmpf "#include <msa.h>\n\n";
print $tmpf "void main(void){ __asm__ volatile($code); }\n";
$args = "$msa_flags -o $tmpf.o -x c $tmpf";
my @cmd = ("$compiler_name $args");
system(@cmd) == 0;
if ($? != 0) {
$have_msa = 0;
} else {
$have_msa = 1;
}
unlink("$tmpf.o");
}
$architecture = x86 if ($data =~ /ARCH_X86/);
$architecture = x86_64 if ($data =~ /ARCH_X86_64/);
$architecture = power if ($data =~ /ARCH_POWER/);
$architecture = mips if ($data =~ /ARCH_MIPS/);
$architecture = mips64 if ($data =~ /ARCH_MIPS64/);
$architecture = alpha if ($data =~ /ARCH_ALPHA/);
$architecture = sparc if ($data =~ /ARCH_SPARC/);
$architecture = ia64 if ($data =~ /ARCH_IA64/);
$architecture = arm if ($data =~ /ARCH_ARM/);
$architecture = arm64 if ($data =~ /ARCH_ARM64/);
$architecture = zarch if ($data =~ /ARCH_ZARCH/);
$binformat = bin32;
$binformat = bin64 if ($data =~ /BINARY_64/);
$data = `$compiler_name -S ctest1.c && grep globl ctest1.s | head -n 1 && rm -f ctest1.s`;
$data =~ /globl\s([_\.]*)(.*)/;
$need_fu = $1;
$cross = 0;
$cross = 1 if ($os ne $hostos);
if ($architecture ne $hostarch) {
$cross = 1;
$cross = 0 if (($hostarch eq "x86_64") && ($architecture eq "x86"));
$cross = 0 if (($hostarch eq "mips64") && ($architecture eq "mips"));
}
$openmp = "" if $ENV{USE_OPENMP} != 1;
$linker_L = "";
$linker_l = "";
$linker_a = "";
{
$link = `$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`;
$link =~ s/\-Y\sP\,/\-Y/g;
@flags = split(/[\s\,\n]/, $link);
# remove leading and trailing quotes from each flag.
@flags = map {s/^['"]|['"]$//g; $_} @flags;
foreach $flags (@flags) {
if (
($flags =~ /^\-L/)
&& ($flags !~ /^-LIST:/)
&& ($flags !~ /^-LANG:/)
) {
$linker_L .= $flags . " "
}
if ($flags =~ /^\-Y/) {
$linker_L .= "-Wl,". $flags . " "
}
if ($flags =~ /^\--exclude-libs/) {
$linker_L .= "-Wl,". $flags . " ";
$flags="";
}
if (
($flags =~ /^\-l/)
&& ($flags !~ /gfortranbegin/)
&& ($flags !~ /frtbegin/)
&& ($flags !~ /pathfstart/)
&& ($flags !~ /numa/)
&& ($flags !~ /crt[0-9]/)
&& ($flags !~ /gcc/)
&& ($flags !~ /user32/)
&& ($flags !~ /kernel32/)
&& ($flags !~ /advapi32/)
&& ($flags !~ /shell32/)
) {
$linker_l .= $flags . " "
}
$linker_a .= $flags . " " if $flags =~ /\.a$/;
}
}
open(MAKEFILE, "> $makefile") || die "Can't create $makefile";
open(CONFFILE, "> $config" ) || die "Can't create $config";
# print $data, "\n";
print MAKEFILE "OSNAME=$os\n";
print MAKEFILE "ARCH=$architecture\n";
print MAKEFILE "C_COMPILER=$compiler\n";
print MAKEFILE "BINARY32=\n" if $binformat ne bin32;
print MAKEFILE "BINARY64=\n" if $binformat ne bin64;
print MAKEFILE "BINARY32=1\n" if $binformat eq bin32;
print MAKEFILE "BINARY64=1\n" if $binformat eq bin64;
print MAKEFILE "FU=$need_fu\n" if $need_fu ne "";
print MAKEFILE "CROSS_SUFFIX=$cross_suffix\n" if $cross != 0 && $cross_suffix ne "";
print MAKEFILE "CROSS=1\n" if $cross != 0;
print MAKEFILE "CEXTRALIB=$linker_L $linker_l $linker_a\n";
print MAKEFILE "HAVE_MSA=1\n" if $have_msa eq 1;
print MAKEFILE "MSA_FLAGS=$msa_flags\n" if $have_msa eq 1;
$os =~ tr/[a-z]/[A-Z]/;
$architecture =~ tr/[a-z]/[A-Z]/;
$compiler =~ tr/[a-z]/[A-Z]/;
print CONFFILE "#define OS_$os\t1\n";
print CONFFILE "#define ARCH_$architecture\t1\n";
print CONFFILE "#define C_$compiler\t1\n";
print CONFFILE "#define __32BIT__\t1\n" if $binformat eq bin32;
print CONFFILE "#define __64BIT__\t1\n" if $binformat eq bin64;
print CONFFILE "#define FUNDERSCORE\t$need_fu\n" if $need_fu ne "";
print CONFFILE "#define HAVE_MSA\t1\n" if $have_msa eq 1;
if ($os eq "LINUX") {
# @pthread = split(/\s+/, `nm /lib/libpthread.so* | grep _pthread_create`);
# if ($pthread[2] ne "") {
# print CONFFILE "#define PTHREAD_CREATE_FUNC $pthread[2]\n";
# } else {
print CONFFILE "#define PTHREAD_CREATE_FUNC pthread_create\n";
# }
} else {
print CONFFILE "#define PTHREAD_CREATE_FUNC pthread_create\n";
}
close(MAKEFILE);
close(CONFFILE);
|
