X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Firix_6.sh;h=6f4ca17881f686647a203cc99db6c012f094d4e2;hb=e5dd39fcc65538f6d292cb5228105f85fe9eff3e;hp=9aec56b8c9c7ae855001941e3493d1e1d6aa3f7f;hpb=4cc87e5d7e477e9e407eb2b921760421a995b9b5;p=p5sagit%2Fp5-mst-13.2.git diff --git a/hints/irix_6.sh b/hints/irix_6.sh index 9aec56b..6f4ca17 100644 --- a/hints/irix_6.sh +++ b/hints/irix_6.sh @@ -32,14 +32,58 @@ # Don't bother with -n32 unless you have the 7.1 or later compilers. # But there's no quick and light-weight way to check in 6.2. +# NOTE: some IRIX cc versions, e.g. 7.3.1.1m (try cc -version) have +# been known to have issues (coredumps) when compiling perl.c. +# If you've used -OPT:fast_io=ON and this happens, try removing it. +# If that fails, or you didn't use that, then try adjusting other +# optimization options (-LNO, -INLINE, -O3 to -O2, etcetera). +# The compiler bug has been reported to SGI. +# -- Allen Smith + # Let's assume we want to use 'cc -n32' by default, unless the # necessary libm is missing (which has happened at least twice) case "$cc" in -'') - if test -f /usr/lib32/libm.so - then - cc='cc -n32' - fi ;; +'') case "$use64bitall" in + "$define"|true|[yY]*) test -f /usr/lib64/libm.so && cc='cc -64' ;; + *) test -f /usr/lib32/libm.so && cc='cc -n32' ;; + esac +esac + +cc=${cc:-cc} + +case "$cc" in +*gcc*) ;; +*) ccversion=`cc -version` ;; +esac + +case "$use64bitint" in +$define|true|[yY]*) + case "`uname -r`" in + [1-5]*|6.[01]) + cat >&4 <&4 < + libscheck='case "$xxx" in +*.a) /bin/ar p $xxx `/bin/ar t $xxx | /usr/bsd/head -1` >$$.o; + case "`/usr/bin/file $$.o`" in + *N32*) rm -f $$.o ;; + *) rm -f $$.o; xxx=/no/n32$xxx ;; + esac ;; +*) case "`/usr/bin/file $xxx`" in + *N32*) ;; + *) xxx=/no/n32$xxx ;; + esac ;; +esac' + + # NOTE: -L/usr/lib32 -L/lib32 are automatically selected by the linker + ldflags=' -L/usr/local/lib32 -L/usr/local/lib' + cccdlflags=' ' + # From: David Billinghurst + # If you get complaints about so_locations then change the following + # line to something like: + # lddlflags="-n32 -shared -check_registry /usr/lib32/so_locations" + lddlflags="-n32 -shared" + libc='/usr/lib32/libc.so' + plibpth='/usr/lib32 /lib32 /usr/ccs/lib' + ;; +*"cc -64"*) + + loclibpth="$loclibpth /usr/lib64" libscheck='case "`/usr/bin/file $xxx`" in -*N32*) ;; -*) xxx=/no/n32$xxx ;; +*64-bit*) ;; +*) xxx=/no/64-bit$xxx ;; esac' + # NOTE: -L/usr/lib64 -L/lib64 are automatically selected by the linker + ldflags=' -L/usr/local/lib64 -L/usr/local/lib' + cccdlflags=' ' + # From: David Billinghurst + # If you get complaints about so_locations then change the following + # line to something like: + # lddlflags="-64 -shared -check_registry /usr/lib64/so_locations" + lddlflags="-64 -shared" + libc='/usr/lib64/libc.so' + plibpth='/usr/lib64 /lib64 /usr/ccs/lib' + ;; +*gcc*) + ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -D_POSIX_C_SOURCE" + optimize="-O3" + usenm='undef' + case "`uname -s`" in + # Without the -mabi=64 gcc in 64-bit IRIX has problems passing + # and returning small structures. This affects inet_*() and semctl(). + # See http://reality.sgi.com/ariel/freeware/gcc-2.8.1-notes.html + # for more information. Reported by Lionel Cons . + IRIX64) ccflags="$ccflags -mabi=64" + ldflags="$ldflags -mabi=64 -L/usr/lib64" + lddlflags="$lddlflags -mabi=64" + ;; + *) ccflags="$ccflags -DIRIX32_SEMUN_BROKEN_BY_GCC" + ;; + esac + ;; +*) + # this is needed to force the old-32 paths + # since the system default can be changed. + ccflags="$ccflags -32 -D_BSD_TYPES -D_BSD_TIME -Olimit 3100" + optimize='-O' + ;; +esac + +# Settings common to both native compiler modes. +case "$cc" in +*"cc -n32"*|*"cc -64"*) + ld=$cc + + # perl's malloc can return improperly aligned buffer + # which (under 5.6.0RC1) leads into really bizarre bus errors + # and freak test failures (lib/safe1 #18, for example), + # even more so with -Duse64bitall: for example lib/io_linenumtb. + # fails under the harness but succeeds when run separately, + # under make test pragma/warnings #98 fails, and lib/io_dir + # apparently coredumps (the last two don't happen under + # the harness. Helmut Jarausch is seeing bus errors from + # miniperl, as was Scott Henry with snapshots from just before + # the RC1. --jhi + usemymalloc='undef' +#malloc_cflags='ccflags="-DSTRICT_ALIGNMENT $ccflags"' + + nm_opt='-p' + nm_so_opt='-p' # Perl 5.004_57 introduced new qsort code into pp_ctl.c that # makes IRIX cc prior to 7.2.1 to emit bad code. @@ -96,60 +225,27 @@ pp_ctl_cflags='optimize=-O' # absolute paths (again, see the pthread.h change below). # -- krishna@sgi.com, 8/23/98 -if [ "X${TOOLROOT}" != "X" ]; then -# we cant set cppflags because it gets overwritten -# we dont actually need $TOOLROOT/usr/include on the cc line cuz the -# modules functionality already includes it but -# XXX - how do I change cppflags in the hints file? - ccflags="$ccflags -I${TOOLROOT}/usr/include" + if [ "X${TOOLROOT}" != "X" ]; then + # we cant set cppflags because it gets overwritten + # we dont actually need $TOOLROOT/usr/include on the cc line cuz the + # modules functionality already includes it but + # XXX - how do I change cppflags in the hints file? + ccflags="$ccflags -I${TOOLROOT}/usr/include" usrinc="${TOOLROOT}/usr/include" -fi + fi - ld=$cc - # perl's malloc can return improperly aligned buffer - # usemymalloc='undef' -malloc_cflags='ccflags="-DSTRICT_ALIGNMENT $ccflags"' - # NOTE: -L/usr/lib32 -L/lib32 are automatically selected by the linker - ldflags=' -L/usr/local/lib32 -L/usr/local/lib' - cccdlflags=' ' - # From: David Billinghurst - # If you get complaints about so_locations then change the following - # line to something like: - # lddlflags="-n32 -shared -check_registry /usr/lib32/so_locations" - lddlflags="-n32 -shared" - libc='/usr/lib32/libc.so' - plibpth='/usr/lib32 /lib32 /usr/ccs/lib' - nm_opt='-p' - nm_so_opt='-p' - ;; -*gcc*) - ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -D_POSIX_C_SOURCE" - optimize="-O3" - usenm='undef' - case "`uname -s`" in - # Without the -mabi=64 gcc in 64-bit IRIX has problems passing - # and returning small structures. This affects inet_*() and semctl(). - # See http://reality.sgi.com/ariel/freeware/gcc-2.8.1-notes.html - # for more information. Reported by Lionel Cons . - IRIX64) ccflags="$ccflags -mabi=64" - ldflags="$ldflags -mabi=64 -L/usr/lib64" - lddlflags="$lddlflags -mabi=64" - ;; - *) ccflags="$ccflags -DIRIX32_SEMUN_BROKEN_BY_GCC" - ;; - esac - ;; -*) - # this is needed to force the old-32 paths - # since the system default can be changed. - ccflags="$ccflags -32 -D_BSD_TYPES -D_BSD_TIME -Olimit 3100" - optimize='-O' ;; esac # Don't groan about unused libraries. ldflags="$ldflags -Wl,-woff,84" +# workaround for an optimizer bug +case "`$cc -version 2>&1`" in +*7.2.*) op_cflags='optimize=-O1'; opmini_cflags='optimize=-O1' ;; +*7.3.1.*) op_cflags='optimize=-O2'; opmini_cflags='optimize=-O2' ;; +esac + # We don't want these libraries. # Socket networking is in libc, these are not installed by default, # and just slow perl down. (scotth@sgi.com) @@ -238,40 +334,15 @@ EOCBU # The -n32 makes off_t to be 8 bytes, so we should have largefileness. -cat > UU/use64bitint.cbu <<'EOCBU' -# This script UU/use64bitint.cbu will get 'called-back' by Configure -# after it has prompted the user for whether to use 64 bit integers. -case "$use64bitint" in -$define|true|[yY]*) - case "`uname -r`" in - [1-5]*|6.[01]) - cat >&4 < UU/use64bitall.cbu <<'EOCBU' -# This script UU/use64bitall.cbu will get 'called-back' by Configure -# after it has prompted the user for whether to be maximally 64-bitty. -case "$use64bitall" in -$define|true|[yY]*) - ccflags="`echo $ccflags|sed -e 's%-n32%%'` -64" - ldflags="`echo $ldflags|sed -e 's%-n32%%'` -64" - lddlflags="`echo $lddlflags|sed -e 's%-n32%%'` -64" - loclibpth="$loclibpth /usr/lib64" - libscheck='case "`file $xxx`" in -*64-bit*) ;; -*) xxx=/no/64-bit$xxx ;; -esac' - ;; +case "$use64bitint" in +$define|true|[yY]*) ;; +*) d_casti32='undef' ;; esac -EOCBU - +# Helmut Jarausch reports that Perl's malloc is rather unusable +# with IRIX, and SGI confirms the problem. +usemymalloc=${usemymalloc:-false}