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Re: [PATCH 5/6] Optimize i386 syscall inlining
- From: "H.J. Lu" <hjl dot tools at gmail dot com>
- To: Andreas Schwab <schwab at suse dot de>
- Cc: GNU C Library <libc-alpha at sourceware dot org>
- Date: Wed, 21 Oct 2015 07:34:27 -0700
- Subject: Re: [PATCH 5/6] Optimize i386 syscall inlining
- Authentication-results: sourceware.org; auth=none
- References: <20151012232028 dot GC8797 at intel dot com> <mvmlhawnw3n dot fsf at hawking dot suse dot de>
On Wed, Oct 21, 2015 at 7:18 AM, Andreas Schwab <schwab@suse.de> wrote:
> gcc ../sysdeps/unix/sysv/linux/posix_fallocate64.c -c -std=gnu99 -fgnu89-inline -D_FORTIFY_SOURCE=2 -O2 -U_FORTIFY_SOURCE -Wall -Werror -Wundef -Wwrite-strings -fasynchronous-unwind-tables -fmerge-all-constants -fmessage-length=0 -frounding-math -funwind-tables -g -grecord-gcc-switches -Wstrict-prototypes -pg -fexceptions -ftls-model=initial-exec -I../include -I/home/abuild/rpmbuild/BUILD/glibc-2.22.90/cc-base/io -I/home/abuild/rpmbuild/BUILD/glibc-2.22.90/cc-base -I../sysdeps/unix/sysv/linux/i386 -I../sysdeps/unix/sysv/linux/x86 -I../sysdeps/i386/nptl -I../sysdeps/unix/sysv/linux/include -I../sysdeps/unix/sysv/linux -I../sysdeps/nptl -I../sysdeps/pthread -I../sysdeps/gnu -I../sysdeps/unix/inet -I../sysdeps/unix/sysv -I../sysdeps/unix/i386 -I../sysdeps/unix -I../sysdeps/posix -I../sysdeps/i386/i586 -I../sysdeps/i386/fpu -I../sysdeps/x86/fpu/include -I../sysdeps/x86/fpu -I../sysdeps/i386 -I../sysdeps/x86 -I../sysdeps/wordsize-32 -I../sysdeps/ieee754/ldbl-96 -I../sysdeps/ieee754/dbl-64 -I../sysdeps/ieee754/flt-32 -I../sysdeps/ieee754 -I../sysdeps/generic -I.. -I../libio -I. -D_LIBC_REENTRANT -include /home/abuild/rpmbuild/BUILD/glibc-2.22.90/cc-base/libc-modules.h -DMODULE_NAME=libc -include ../include/libc-symbols.h -DPROF -o /home/abuild/rpmbuild/BUILD/glibc-2.22.90/cc-base/io/posix_fallocate64.op -MD -MP -MF /home/abuild/rpmbuild/BUILD/glibc-2.22.90/cc-base/io/posix_fallocate64.op.dt -MT /home/abuild/rpmbuild/BUILD/glibc-2.22.90/cc-base/io/posix_fallocate64.op
> ../sysdeps/unix/sysv/linux/posix_fallocate.c: In function 'posix_fallocate':
> ../sysdeps/unix/sysv/linux/posix_fallocate.c:39:1: error: bp cannot be used in asm here
Which GCC are you using?
--
H.J.