Date: Sat, 21 May 2016 10:28:58 -0600 From: Ian Lepore <ian@freebsd.org> To: Karl Denninger <karl@denninger.net>, freebsd-arm@freebsd.org Subject: Re: Still blowing up -- RPI2 crossbuild Message-ID: <1463848138.1180.361.camel@freebsd.org> In-Reply-To: <6641057b-9bc0-7e0a-b50b-cac8d1cf1d82@denninger.net> References: <6641057b-9bc0-7e0a-b50b-cac8d1cf1d82@denninger.net>
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On Sat, 2016-05-21 at 11:10 -0500, Karl Denninger wrote: > From an AMD64 machine using the "mk" script, now that hardware > floating-point has turned into the default it appears that at the > same > time an include file has gone missing. > > I get: > > --- flt_rounds.So --- > cc -fpic -DPIC -O -pipe -I/pics/CrossBuild/src/lib/libc/include > -I/pics/CrossBuild/src/lib/libc/../../include > -I/pics/CrossBuild/src/lib/libc/arm -DNLS -D__DBINTERFACE_PRIVATE > -I/pics/CrossBuild/src/lib/libc/../../contrib/gdtoa > -I/pics/CrossBuild/src/lib/libc/../../contrib/libc-vis -DINET6 > -I/pics/CrossBuild/obj/arm.armv6/pics/CrossBuild/src/lib/libc > -I/pics/CrossBuild/src/lib/libc/resolv -D_ACL_PRIVATE -DPOSIX_MISTAKE > -I/pics/CrossBuild/src/lib/libc/../libmd > -I/pics/CrossBuild/src/lib/libc/../../contrib/jemalloc/include > -I/pics/CrossBuild/src/lib/libc/../../contrib/tzcode/stdtime > -I/pics/CrossBuild/src/lib/libc/stdtime > -I/pics/CrossBuild/src/lib/libc/locale -DBROKEN_DES -DPORTMAP > -DDES_BUILTIN -I/pics/CrossBuild/src/lib/libc/rpc -DYP -DNS_CACHING > -DSYMBOL_VERSIONING -MD -MF.depend.flt_rounds.So -MTflt_rounds.So > -std=gnu99 -Wsystem-headers -Werror -Wall -Wno-format-y2k > -Wno-uninitialized -Wno-pointer-sign -Wno-empty-body > -Wno-string-plus-int -Wno-unused-const-variable > -Wno-tautological-compare -Wno-unused-value -Wno-parentheses-equality > -Wno-unused-function -Wno-enum-conversion -Wno-unused-local-typedef > -Wno-switch -Wno-switch-enum -Wno-knr-promoted-parameter > -Qunused-arguments -I/pics/CrossBuild/src/lib/libutil > -I/pics/CrossBuild/src/lib/msun/arm > -I/pics/CrossBuild/src/lib/msun/src > -c /pics/CrossBuild/src/lib/libc/arm/gen/flt_rounds.c -o > flt_rounds.So > /pics/CrossBuild/src/lib/libc/arm/gen/flt_rounds.c:34:10: fatal > error: > 'softfloat-for-gcc.h' file not found > #include "softfloat-for-gcc.h" > ^ > 1 error generated. > *** [flt_rounds.So] Error code 1 > > The code in question in flt_rounds.c is: > > #include <fenv.h> > #include <float.h> > > #ifndef __ARM_PCS_VFP > #include "softfloat-for-gcc.h" > #include "milieu.h" > #include "softfloat.h" > #endif > > And indeed in src/lib/libc/arm/softfloat that file is not there (the > other two are) > > Adding "#define __ARM_PCS_VFP" (so the test for those three > includes > always fails) appears to work. > > But then the crossbuild blows up here: > > --- kerberos5/lib/libhdb__L --- > hdb-sqlite.So: In function `hdb_sqlite_make_database': > /pics/CrossBuild/src/kerberos5/lib/libhdb/../../../crypto/heimdal/lib > /hdb/hdb-sqlite.c:(.text+0x480): > undefined reference to `__aeabi_dcmpeq' > cc: error: linker command failed with exit code 1 (use -v to see > invocation) > *** [libhdb.so.11] Error code 1 > > bmake[4]: stopped in /pics/CrossBuild/src/kerberos5/lib/libhdb > 1 error > > bmake[4]: stopped in /pics/CrossBuild/src/kerberos5/lib/libhdb > *** [kerberos5/lib/libhdb__L] Error code 2 > > Will see what I can find later on this... > If that mk script is adding -DNO_CLEAN for you, that might be the problem. I've had no problems doing a crossbuild after updating to the armv6hf->armv6 change, but I started with "rm -rf obj/*" in my build sandbox to be sure I got a new crosscompiler built first. -- Ian
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