Date: Tue, 18 Mar 2014 22:20:50 +0000 From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: John-Mark Gurney <jmg@funkthat.com> Cc: Lev Serebryakov <lev@FreeBSD.org>, freebsd-current@FreeBSD.org Subject: Re: Building with external toolchain was broken 6 months ago with r255187 Message-ID: <7423EF12-9DD4-4C03-9FF6-7BAAB75820F6@lists.zabbadoz.net> In-Reply-To: <20140318220140.GA32089@funkthat.com> References: <323697891.20140319013757@serebryakov.spb.ru> <20140318220140.GA32089@funkthat.com>
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On 18 Mar 2014, at 22:01 , John-Mark Gurney <jmg@funkthat.com> wrote:
> Lev Serebryakov wrote this message on Wed, Mar 19, 2014 at 01:37 =
+0400:
>> I did't build my NanoBSD images for almost year, and in this time our
>> not-finished and fragile support for using "external" toolchain is =
rotten,
>> due to r255187 (and, may meb, some other commits too).
>>=20
>> I have very fresh -CURRENT (r263296)
>>=20
>> I have these settings for my buildworld & buildkernel targets:
>>=20
>> XCC=3D/usr/bin/cc
>> XCXX=3D/usr/bin/c++
>> XCPP=3D/usr/bin/cpp
>> XAS=3D/usr/bin/as
>> XAR=3D/usr/bin/ar
>> XLD=3D/usr/bin/ld
>> XNM=3D/usr/bin/nm
>> XOBJDUMP=3D/usr/bin/objdump
>> XRANLIB=3D/usr/bin/ranlib
>> XSTRINGS=3D/usr/bin/strings
>> COMPILER_TYPE=3Dclang
>> WITHOUT_CROSS_COMPILER=3Dyes
>> WITHOUT_BINUTILS=3Dyes
>> WITHOUT_CLANG=3Dyes
>>=20
>> It worked 7 months ago. Now it works for "buildworld" but not for
>> "buildkernel:
>>=20
>> --- aeskeys_amd64.o ---
>> /usr/bin/cc --sysroot=3D/data/obj.nano/gateway.v2/data/src/tmp =
-B/data/obj.nano/gateway.v2/data/src/tmp/usr/bin -O2 -pipe =
-fno-strict-aliasing -Werror -D_KERNEL -DKLD_MODULE -nostdinc =
-DHAVE_KERNEL_OPTION_HEADERS -include =
/data/obj.nano/gateway.v2/data/src/sys/D2500CC/opt_global.h -I. -I@ =
-I@/contrib/altq -fno-common -g -fno-omit-frame-pointer =
-mno-omit-leaf-frame-pointer =
-I/data/obj.nano/gateway.v2/data/src/sys/D2500CC -mno-aes -mno-avx =
-mcmodel=3Dkernel -mno-red-zone -mno-mmx -mno-sse -msoft-float =
-fno-asynchronous-unwind-tables -ffreestanding -fstack-protector =
-std=3Diso9899:1999 -Qunused-arguments -fstack-protector -Wall =
-Wredundant-decls -Wnested-externs -Wstrict-prototypes =
-Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual -Wundef =
-Wno-pointer-sign -fformat-extensions -Wmissing-include-dirs =
-fdiagnostics-show-option -Wno-error-tautological-compare =
-Wno-error-empty-body -Wno-error-parentheses-equality =
-Wno-unused-function -c /data/src/sys/modules/aesni/../../cryp
> to/aesni/aeskeys_amd64.S
>> --- aesni_wrap.o ---
>> In file included from =
/data/src/sys/modules/aesni/../../crypto/aesni/aesni_wrap.c:40:
>> /data/src/sys/modules/aesni/../../crypto/aesni/aesencdec.h:30:10: =
fatal error: 'wmmintrin.h' file not found
>> #include <wmmintrin.h>
>> ^
>> 1 error generated.
>> *** [aesni_wrap.o] Error code 1
>>=20
>> It could not find header file with intrinsics from "system" =
("external")
>> clang. I could disable building of this module with =
WITHOUT_MODULES=3Daesni,
>> and it works, but what if I need this module?
>>=20
>> Could it be fixed, pleeeeeeease?
>=20
> Sounds like your tool chain doesn't have the necessary support for
> AES-NI... Are you using gcc as cc? If so, do you have the necessary
> tool chain work that I did in r255185 in your local tree?
The problem is that the kernel is deepening on a compiler header which =
is not in the right place in objdir if the compiler is not built. I =
thought I had reported this before (maybe just informally). I have been =
helping myself locally using this:
Index: sys/modules/aesni/Makefile
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- sys/modules/aesni/Makefile (revision 263176)
+++ sys/modules/aesni/Makefile (working copy)
@@ -11,7 +11,8 @@ OBJS+=3D aesni_wrap.o
=20
# Remove -nostdinc so we can get the intrinsics.
aesni_wrap.o: aesni_wrap.c
- ${CC} -c ${CFLAGS:C/^-O2$/-O3/:N-nostdinc} ${WERROR} ${PROF} \
+ ${CC} -I${.CURDIR}/../../../contrib/llvm/tools/clang/lib/Headers =
\
+ -c ${CFLAGS:C/^-O2$/-O3/:N-nostdinc} ${WERROR} ${PROF} \
-mmmx -msse -maes ${.IMPSRC}
${CTFCONVERT_CMD}
=97=20
Bjoern A. Zeeb ????????? ??? ??????? ??????:
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