svn commit: r278349 - head/contrib/llvm/lib/Target/X86

[Matthew D. Fuller]

On Sat, Feb 07, 2015 at 12:50:34PM +0000 I heard the voice of
Dimitry Andric, and lo! it spake thus:
> 
> Log:
>   Pull in r224884 from upstream llvm trunk (by Keno Fischer):

This blows up the kernel build for me.  Apparently reproducible, as my
first build was -j'd and so unreadable, and another non--j build
yielded the below.  With the rev patch -R'd out, build completes fine.


cc   -Werror -D_KERNEL -DKLD_MODULE -nostdinc   -DHAVE_KERNEL_OPTION_HEADERS -include /usr/obj/usr/src/sys/MORTIS/opt_global.h -I. -I/usr/src/sys -I/usr/src/sys/contrib/altq -fno-common -g -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -I/usr/obj/usr/src/sys/MORTIS  -mcmodel=kernel -mno-red-zone -mno-mmx -mno-sse -msoft-float  -fno-asynchronous-unwind-tables -ffreestanding -fwrapv -fstack-protector -gdwarf-2 -Wno-error-tautological-compare -Wno-error-empty-body  -Wno-error-parentheses-equality -Wno-error-unused-function  -Wno-error-pointer-sign -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-unknown-pragmas  -Wno-error-tautological-compare -Wno-error-empty-body  -Wno-error-parentheses-equality -Wno-error-unused-function  -Wno-error-pointer-sign  -mno-aes -mno-avx  -std=iso9899:1999 -c /usr/src/sys/modules/hptmv/../../dev/hptmv/hptproc.c
Cannot emit physreg copy instruction
UNREACHABLE executed at /usr/src/lib/clang/libllvmx86codegen/../../../contrib/llvm/lib/Target/X86/X86InstrInfo.cpp:3176!
Stack dump:
0.	Program arguments: /usr/obj/usr/src/tmp/usr/bin/cc -cc1 -triple x86_64-unknown-freebsd11.0 -emit-obj -mrelax-all -disable-free -main-file-name hptproc.c -mrelocation-model static -mdisable-fp-elim -masm-verbose -mconstructor-aliases -mcode-model kernel -target-cpu x86-64 -target-feature -mmx -target-feature -sse -target-feature -aes -target-feature -avx -disable-red-zone -no-implicit-float -gdwarf-2 -dwarf-column-info -coverage-file /usr/obj/usr/src/sys/MORTIS/modules/usr/src/sys/modules/hptmv/hptproc.o -nostdsysteminc -nobuiltininc -resource-dir /usr/obj/usr/src/tmp/usr/bin/../lib/clang/3.5.1 -include /usr/obj/usr/src/sys/MORTIS/opt_global.h -D _KERNEL -D KLD_MODULE -D HAVE_KERNEL_OPTION_HEADERS -I . -I /usr/src/sys -I /usr/src/sys/contrib/altq -I /usr/obj/usr/src/sys/MORTIS -isysroot /usr/obj/usr/src/tmp -Werror -Wno-error-tautological-compare -Wno-error-empty-body -Wno-error-parentheses-equality -Wno-error-unused-function -Wno-error-pointer-sign -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-pointer-sign -Wmissing-include-dirs -Wno-unknown-pragmas -Wno-error-tautological-compare -Wno-error-empty-body -Wno-error-parentheses-equality -Wno-error-unused-function -Wno-error-pointer-sign -std=iso9899:1999 -fdebug-compilation-dir /usr/obj/usr/src/sys/MORTIS/modules/usr/src/sys/modules/hptmv -ferror-limit 19 -fmessage-length 80 -ffreestanding -fformat-extensions -fwrapv -stack-protector 1 -mstackrealign -fobjc-runtime=gnustep -fno-common -fdiagnostics-show-option -fcolor-diagnostics -o hptproc.o -x c /usr/src/sys/modules/hptmv/../../dev/hptmv/hptproc.c 
1.	<eof> parser at end of file
2.	Code generation
3.	Running pass 'Function Pass Manager' on module '/usr/src/sys/modules/hptmv/../../dev/hptmv/hptproc.c'.
4.	Running pass 'Post-RA pseudo instruction expansion pass' on function '@hpt_proc_in'
cc: error: unable to execute command: Abort trap (core dumped)
cc: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 3.5.1 (tags/RELEASE_351/final 225668) 20150115
Target: x86_64-unknown-freebsd11.0
Thread model: posix
cc: note: diagnostic msg: PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed source, and associated run script.
cc: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
cc: note: diagnostic msg: /tmp/hptproc-809e0b.c
cc: note: diagnostic msg: /tmp/hptproc-809e0b.sh
cc: note: diagnostic msg: 

********************
*** Error code 254

Stop.
make[4]: stopped in /usr/src/sys/modules/hptmv
*** Error code 1

Stop.
make[3]: stopped in /usr/src/sys/modules
*** Error code 1

Stop.
make[2]: stopped in /usr/obj/usr/src/sys/MORTIS
*** Error code 1

Stop.
make[1]: stopped in /usr/src
*** Error code 1

Stop.
make: stopped in /usr/src



-- 
Matthew Fuller     (MF4839)   |  fullermd at over-yonder.net
Systems/Network Administrator |  http://www.over-yonder.net/~fullermd/
           On the Internet, nobody can hear you scream.