diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2006-01-02 10:52:59 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2006-01-02 10:52:59 +0000 |
| commit | 0db2497936950725ae71e997091ef276a3ec43ee (patch) | |
| tree | 7d66db137accea00fe402dfabf8e5de3a4af58c6 | |
| parent | b9ea6c38033d6ab0bda9dddb34cc7a4c6ff82084 (diff) | |
| download | glibc-0db2497936950725ae71e997091ef276a3ec43ee.tar.gz glibc-0db2497936950725ae71e997091ef276a3ec43ee.tar.xz glibc-0db2497936950725ae71e997091ef276a3ec43ee.zip | |
Updated to fedora-glibc-20060102T1045
151 files changed, 3053 insertions, 1956 deletions
diff --git a/ChangeLog b/ChangeLog index 8d7a003cc0..02bd5423f1 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,9 +1,283 @@ +2006-01-01 Ulrich Drepper <drepper@redhat.com> + + * posix/getconf.c: Update copyright year. + * nss/getent.c: Likewise. + * iconv/iconvconfig.c: Likewise. + * iconv/iconv_prog.c: Likewise. + * elf/ldconfig.c: Likewise. + * catgets/gencat.c: Likewise. + * csu/version.c: Likewise. + * elf/ldd.bash.in: Likewise. + * elf/sprof.c (print_version): Likewise. + * locale/programs/locale.c: Likewise. + * locale/programs/localedef.c: Likewise. + * nscd/nscd.c (print_version): Likewise. + * debug/xtrace.sh: Likewise. + * malloc/memusage.sh: Likewise. + * malloc/mtrace.pl: Likewise. + * debug/catchsegv.sh: Likewise. + +2005-12-31 Andreas Jaeger <aj@suse.de> + + [BZ #1395] + * manual/filesys.texi (Symbolic Links): Fix description of + canonicalize_file_name based on patch by Oskar Liljeblad + <oskar@osk.mine.nu>. + +2005-12-29 Andreas Jaeger <aj@suse.de> + + * resolv/res_debug.c (latlon2ul): Use ISO C function definition. + (precsize_aton): Likewise. + (precsize_ntoa): Likewise. + + * resolv/gethnamaddr.c (_gethtbyname): Remove extra prototype. + (gethostbyname2): Likewise. + (gethostbyaddr): Likewise. + (getanswer): Use ISO C function definition. + +2005-12-29 Kaz Kojima <kkojima@rr.iij4u.or.jp> + + * sysdeps/sh/sysdep.h: Add cfi instrumentation to asm fragments. + * sysdeps/unix/sysv/linux/sh/sysdep.h: Likewise. + * sysdeps/sh/_mcount.S: Add cfi instrumentation. + * sysdeps/unix/sh/sysdep.S: Likewise. + * sysdeps/unix/sysv/linux/sh/makecontext.S: Adjust cfi_startproc. + * sysdeps/unix/sysv/linux/sh/sh4/getcontext.S: Remove now duplicate + cfi_startproc and cfi_endproc. + * sysdeps/unix/sysv/linux/sh/sh4/setcontext.S: Likewise. + * sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S: Likewise. + * sysdeps/unix/sysv/linux/sh/sh3/getcontext.S: Likewise. + * sysdeps/unix/sysv/linux/sh/sh3/setcontext.S: Likewise. + * sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S: Likewise. + * sysdeps/unix/sysv/linux/sh/socket.S: Likewise. + * sysdeps/unix/sysv/linux/sh/sysdep.S: Add cfi_endproc. + +2005-12-30 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/powerpc/powerpc64/setjmp-common.S: Make sure pointer guard + value doesn't survive in a registers when the function returns. + * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: Likewise. + * sysdeps/powerpc/powerpc32/setjmp-common.S: Likewise. + +2005-12-30 Jakub Jelinek <jakub@redhat.com> + + * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Define + PTR_MANGLE2. + * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Define + PTR_MANGLE2 and PTR_DEMANGLE2. + * sysdeps/powerpc/powerpc64/__longjmp-common.S: Use PTR_DEMANGLE2. + * sysdeps/powerpc/powerpc64/setjmp-common.S: Use PTR_MANGLE2. + * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: Likewise. + * sysdeps/powerpc/powerpc32/setjmp-common.S: Likewise. + +2005-12-30 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/ia64/bits/setjmp.h (_JMPBUF_UNWINDS): + Don't use _demangle parameter for now. + + [BZ #2080] + * libio/iogetwline.c (_IO_getwline_info): Move return to correct + location. + + * nscd/connections.c: Remove last remnants of -S option support. + * nscd/nscd.c: Likewise. + * nscd/nscd.h: Likewise. + +2005-12-30 Andreas Jaeger <aj@suse.de> + + [BZ #1067] + * sysdeps/unix/sysv/linux/mips/bits/socket.h: Fix struct msghdr + for 64-bit mips kernel. + +2005-12-08 Steven Munroe <sjmunroe@us.ibm.com> + Tom Gall <tom_gall@vnet.ibm.com> + + * elf/rtld.c (dl_main): Initialize l_local_scope for sysinfo_map. + * sysdeps/powerpc/elf/libc-start.c: Move this... + * sysdeps/unix/sysv/linux/powerpc/libc-start.c: ...to here. + * sysdeps/powerpc/powerpc32/dl-start.S: Add _dl_main_dispatch label. + * sysdeps/powerpc/powerpc32/hp-timing.h: New file. + * sysdeps/unix/sysv/linux/powerpc/Versions: New file. + * sysdeps/unix/sysv/linux/clock_getres.c: If HAVE_CLOCK_GETRES_VSYSCALL + is not defined, redefine INTERNAL_VSYSCALL and INLINE_VSYSCALL to + INTERNAL_SYSCALL and INLINE_SYSCALL respectively. Otherwise include + <bits/libc-vdso.h>. Use INLINE_VSYSCALL and INTERNAL_SYSCALL instead + of the normal versions throughout the code. + * sysdeps/unix/sysv/linux/clock_gettime.c: Likewise if + HAVE_CLOCK_GETTIME_VSYSCALL is defined. + * sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h: New file. + * sysdeps/unix/sysv/linux/powerpc/dl-vdso.c: New file. + * sysdeps/unix/sysv/linux/powerpc/dl-vdso.h: New file. + * sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c: Use vDSO. + * sysdeps/unix/sysv/linux/powerpc/gettimeofday.c: New file. + * sysdeps/unix/sysv/linux/powerpc/Makefile: Add dl-vdso to routines. + * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Define + INLINE_VSYSCALL, INTERNAL_VSYSCALL, INTERNAL_SYSCALL_NCS, + INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK, HAVE_CLOCK_GETRES_VSYSCALL, + and HAVE_CLOCK_GETTIME_VSYSCALL. + * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Likewise. + +2005-12-29 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h [ASSEMBLER]: + Define PTR_DEMANGLE2. + * sysdeps/powerpc/powerpc32/setjmp-common.S [PTR_MANGLE]: Also + mangle r1. + * sysdeps/powerpc/powerpc32/__longjmp-common.S [PTR_DEMANGLE]: Also + demangle r1. + * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S [PTR_MANGLE]: Mangle + r0 and r1. + * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S [PTR_DEMANGLE]: + Demangle r0 and r1. + + * sysdeps/powerpc/powerpc64/setjmp-common.S [PTR_MANGLE]: Also + mangle r1. + * sysdeps/powerpc/powerpc64/__longjmp-common.S [PTR_DEMANGLE]: Also + demangle r1. + +2005-12-26 Steven Munroe <sjmunroe@us.ibm.com> + + * sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S: + Move common function to... + * sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S: + New file. + * sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S: + Move common function to... + * sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S: + New file. + * sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S: + Move common function to... + * sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S: + New file. + * sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym + (_FRAME_BACKCHAIN, _FRAME_LR_SAVE, _FRAME_PARM_SAVE1, + _FRAME_PARM_SAVE2, _FRAME_PARM_SAVE3, _FRAME_PARM_SAVE4): + Remove unrelated stack frame defines. + +2005-12-29 Ulrich Drepper <drepper@redhat.com> + + * stdio-common/tstdiomisc.c [FLT_EVAL_METHOD!=2] (dbl_max): + Defining as macro as before the last change. + + * sysdeps/unix/sysv/linux/sigaction.c: If WRAPPER_INCLUDE is defined, + include the named file. + * sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c: Likewise. + * sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c: Likewise. + * sysdeps/unix/sysv/linux/ia64/sigaction.c: Likewise. + * sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise. + * sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c: Likewise. + * sysdeps/unix/sysv/linux/x86_64/sigaction.c: Likewise. + +2005-12-29 Roland McGrath <roland@frob.com> + + * sysdeps/mach/hurd/errno.c: New file. + + * sysdeps/mach/hurd/ioctl.c (__ioctl): Use a union to avoid a cast. + + * sysdeps/posix/libc_fatal.c (__libc_message): Add a const, a cast. + + * hurd/lookup-retry.c (__hurd_file_name_lookup_retry): Fix cast. + * hurd/report-wait.c (_S_msg_report_wait): Likewise. + + * include/sys/xattr.h: New file. + +2005-12-28 Roland McGrath <roland@redhat.com> + + * hurd/sigunwind.c: Include <stdint.h>. + * sysdeps/mach/hurd/jmp-unwind.c: Likewise. + +2005-12-28 Ulrich Drepper <drepper@redhat.com> + + * nscd/selinux.c (log_callback): Use audit_log_user_avc_message. + Don't do anything if audit_fd is invalid. + (audit_init): Don't complain if kernel support is missing. + Patch by Steve Grubb <sgrubb@redhat.com>. + + * sysdeps/i386/__longjmp.S [PTR_DEMANGLE]: Also demangle stack + pointer. Add CFI. + * sysdeps/i386/bsd-_setjmp.S [PTR_MANGLE]: Also mangle stack pointer. + * sysdeps/i386/bsd-setjmp.S: Likewise. + * sysdeps/i386/setjmp.S: Likewise. + + * sysdeps/x86_64/__longjmp.S: No need to make sure return value is + != 0, the caller did that. + +2005-12-27 Roland McGrath <roland@redhat.com> + + * sysdeps/x86_64/__longjmp.S: Don't confuse unwinder by loading + mangled values in %rbp and %rsp registers and by wrong cfi. + + * config.make.in (c++-sysincludes): New substituted variable. + * configure.in (CXX_SYSINCLUDES): New substituted variable. + * configure: Regenerated. + * Makeconfig (CXXFLAGS): Prepend $(c++-sysincludes) here. + + * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h + (PTR_MANGLE): Fix cast. + + * sysdeps/alpha/bits/setjmp.h (_JMPBUF_UNWINDS): Take third argument + DEMANGLE, and pass SP value through it. + * sysdeps/hppa/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/i386/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/m68k/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/mips/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/powerpc/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/s390/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/sh/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/sparc/sparc32/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * sysdeps/unix/sysv/linux/ia64/bits/setjmp.h: Likewise. + * sysdeps/unix/sysv/linux/sparc/bits/setjmp.h: Likewise. + * sysdeps/x86_64/bits/setjmp.h (_JMPBUF_UNWINDS): Likewise. + * hurd/sigunwind.c (_hurdsig_longjmp_from_handler): Pass inline + demangler function to _JMPBUF_UNWINDS. + * sysdeps/mach/hurd/jmp-unwind.c (demangle_ptr): New function. + (_longjmp_unwind): Pass it to _JMPBUF_UNWINDS. + + * posix/tst-execle1.c (do_test): Add a const. + * posix/tst-execle2.c (do_test): Likewise. + + * posix/transbug.c (run_test): Add some casts. + * posix/bug-regex22.c (main): Likewise. + * posix/bug-regex5.c (main): Likewise. + * wcsmbs/tst-mbsrtowcs.c (main): Likewise. + * string/test-strspn.c (do_test, do_random_tests): Likewise. + * string/test-strrchr.c (do_test, do_random_tests): Likewise. + * string/test-strlen.c (do_random_tests): Likewise. + * string/test-strpbrk.c (do_test, do_random_tests): Likewise. + * string/test-strcmp.c (do_random_tests): Likewise. + * string/test-strchr.c (do_test, do_random_tests): Likewise. + * string/test-strcat.c (do_test, do_random_tests): Likewise. + * string/test-strncpy.c (do_random_tests): Likewise. + * string/test-strcpy.c (do_test, do_random_tests): Likewise. + * string/test-memccpy.c (do_test): Likewise. + * string/test-memmove.c (do_test, do_random_tests): Likewise. + * string/test-memcpy.c (do_test, do_random_tests): Likewise. + * string/test-memcmp.c (do_test, do_random_tests): Likewise. + * string/test-memchr.c (do_test, do_random_tests): Likewise. + * dlfcn/bug-atexit1.c (do_test): Fix up prototype in cast. + * stdio-common/tst-fgets.c (do_test): Add a cast. + * iconvdata/bug-iconv4.c (xiconv): Add a cast. + + * locale/programs/simple-hash.c (insert_entry_2): Remove useless casts. + + * resolv/herror.c (herror): Remove unused extern decl. + + * libio/obprintf.c: Include "strfile.h". + + * elf/order2mod2.c (init): Cast ignored value to void. + 2005-12-27 Jakub Jelinek <jakub@redhat.com> * elf/ldconfig.c (search_dir): Skip prelink temporaries. 2005-12-27 Ulrich Drepper <drepper@redhat.com> + * elf/tst-tls13.c (do_test): Avoid using the library path when + looking for tst-tlsmod13a.so. + + * stdio-common/tstdiomisc.c: If FLT_EVAL_METHOD is 2, use long + double math to generate NaN results. + * sysdeps/unix/sysv/linux/sparc/bits/errno.h: Define EOWNERDEAD and ENOTRECOVERABLE if not already defined. * sysdeps/unix/sysv/linux/alpha/bits/errno.h: Likewise. diff --git a/Makeconfig b/Makeconfig index f32a19eab6..67f85c0905 100644 --- a/Makeconfig +++ b/Makeconfig @@ -651,7 +651,8 @@ override CFLAGS = -std=gnu99 \ $(filter-out %frame-pointer,$(+cflags)) $(+gccwarn-c) \ $(sysdep-CFLAGS) $(CFLAGS-$(suffix $@)) $(CFLAGS-$(<F)) \ $(CFLAGS-$(@F)) -override CXXFLAGS = $(filter-out %frame-pointer,$(+cflags)) $(sysdep-CFLAGS) \ +override CXXFLAGS = $(c++-sysincludes) \ + $(filter-out %frame-pointer,$(+cflags)) $(sysdep-CFLAGS) \ $(CFLAGS-$(suffix $@)) $(CFLAGS-$(<F)) $(CFLAGS-$(@F)) # If everything is compiled with -fPIC (implicitly) we must tell this by diff --git a/catgets/gencat.c b/catgets/gencat.c index 2afecadcbe..e72754d526 100644 --- a/catgets/gencat.c +++ b/catgets/gencat.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-2002, 2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 1996-2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 1996. @@ -246,7 +246,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); } diff --git a/config.make.in b/config.make.in index 3af1e396e9..871c5d60de 100644 --- a/config.make.in +++ b/config.make.in @@ -34,6 +34,7 @@ with-cpu = @submachine@ defines = @DEFINES@ sysincludes = @SYSINCLUDES@ +c++-sysincludes = @CXX_SYSINCLUDES@ all-warnings = @all_warnings@ elf = @elf@ diff --git a/configure b/configure index e8e8b363f1..d46bb19fb0 100755 --- a/configure +++ b/configure @@ -313,7 +313,7 @@ ac_includes_default="\ # include <unistd.h> #endif" -ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons base_machine submachine sysnames INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS' +ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons base_machine submachine sysnames INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES CXX_SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS' ac_subst_files='' # Initialize some variables set by options. @@ -4487,9 +4487,17 @@ if test -n "$sysheaders"; then ccheaders=`$CC -print-file-name=include` SYSINCLUDES="-nostdinc -isystem $ccheaders \ -isystem `echo $sysheaders | sed 's/:/ -isystem /g'`" + if test -n "$CXX"; then + cxxversion=`$CXX -dumpversion 2>&5` && + cxxmachine=`$CXX -dumpmachine 2>&5` && + cxxheaders=`$CXX -print-file-name=../../../../include/c++/`"$cxxversion" && + CXX_SYSINCLUDES="-isystem $cxxheaders \ +-isystem $cxxheaders/$cxxmachine -isystem $cxxheaders/backward" + fi fi + # check if ranlib is necessary echo "$as_me:$LINENO: checking whether ranlib is necessary" >&5 echo $ECHO_N "checking whether ranlib is necessary... $ECHO_C" >&6 @@ -8401,6 +8409,7 @@ s,@MAKEINFO@,$MAKEINFO,;t t s,@SED@,$SED,;t t s,@AUTOCONF@,$AUTOCONF,;t t s,@SYSINCLUDES@,$SYSINCLUDES,;t t +s,@CXX_SYSINCLUDES@,$CXX_SYSINCLUDES,;t t s,@libc_cv_gcc_static_libgcc@,$libc_cv_gcc_static_libgcc,;t t s,@BASH@,$BASH,;t t s,@libc_cv_have_bash2@,$libc_cv_have_bash2,;t t diff --git a/configure.in b/configure.in index ba7ca30b2f..4ae30ae2c9 100644 --- a/configure.in +++ b/configure.in @@ -838,8 +838,16 @@ if test -n "$sysheaders"; then ccheaders=`$CC -print-file-name=include` SYSINCLUDES="-nostdinc -isystem $ccheaders \ -isystem `echo $sysheaders | sed 's/:/ -isystem /g'`" + if test -n "$CXX"; then + cxxversion=`$CXX -dumpversion 2>&AS_MESSAGE_LOG_FD` && + cxxmachine=`$CXX -dumpmachine 2>&AS_MESSAGE_LOG_FD` && + cxxheaders=`$CXX -print-file-name=../../../../include/c++/`"$cxxversion" && + CXX_SYSINCLUDES="-isystem $cxxheaders \ +-isystem $cxxheaders/$cxxmachine -isystem $cxxheaders/backward" + fi fi AC_SUBST(SYSINCLUDES) +AC_SUBST(CXX_SYSINCLUDES) # check if ranlib is necessary AC_CACHE_CHECK(whether ranlib is necessary, libc_cv_ranlib_necessary, [dnl diff --git a/csu/version.c b/csu/version.c index 606246a6e1..2196d20432 100644 --- a/csu/version.c +++ b/csu/version.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1992-2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1992-2002, 2003, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -25,7 +25,7 @@ static const char __libc_version[] = VERSION; static const char banner[] = "GNU C Library "RELEASE" release version "VERSION", by Roland McGrath et al.\n\ -Copyright (C) 2005 Free Software Foundation, Inc.\n\ +Copyright (C) 2006 Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions.\n\ There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A\n\ PARTICULAR PURPOSE.\n\ diff --git a/debug/catchsegv.sh b/debug/catchsegv.sh index f7e79bce42..f4d971e34b 100755 --- a/debug/catchsegv.sh +++ b/debug/catchsegv.sh @@ -1,5 +1,5 @@ #! /bin/sh -# Copyright (C) 1998, 1999, 2001, 2003, 2004 Free Software Foundation, Inc. +# Copyright (C) 1998,1999,2001,2003,2004,2006 Free Software Foundation, Inc. # This file is part of the GNU C Library. # Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. @@ -39,7 +39,7 @@ if test $# -eq 0; then ;; --v | --ve | --ver | --vers | --versi | --versio | --version) echo 'catchsegv (GNU libc) @VERSION@' - echo 'Copyright (C) 2005 Free Software Foundation, Inc. + echo 'Copyright (C) 2006 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Written by Ulrich Drepper.' diff --git a/debug/xtrace.sh b/debug/xtrace.sh index 077b58bd1f..950ea5d207 100755 --- a/debug/xtrace.sh +++ b/debug/xtrace.sh @@ -1,5 +1,5 @@ #! @BASH@ -# Copyright (C) 1999, 2001-2004, 2005 Free Software Foundation, Inc. +# Copyright (C) 1999, 2001-2004, 2005, 2006 Free Software Foundation, Inc. # This file is part of the GNU C Library. # Contributed by Ulrich Drepper <drepper@gnu.org>, 1999. @@ -64,7 +64,7 @@ do_version() { printf $"Copyright (C) %s Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -" "2005" +" "2006" printf $"Written by %s. " "Ulrich Drepper" exit 0 diff --git a/dlfcn/bug-atexit1.c b/dlfcn/bug-atexit1.c index 3bdb5587b1..e2d1d2f776 100644 --- a/dlfcn/bug-atexit1.c +++ b/dlfcn/bug-atexit1.c @@ -10,7 +10,7 @@ do_test (void) for (int i = 0; i < 2; ++i) { void *dso = dlopen ("$ORIGIN/bug-atexit1-lib.so", RTLD_NOW); - void (*fn) (void) = (void (*)()) dlsym (dso, "foo"); + void (*fn) (void) = (void (*) (void)) dlsym (dso, "foo"); fn (); dlclose (dso); puts ("round done"); diff --git a/elf/ldconfig.c b/elf/ldconfig.c index beece51ad8..3963627aa0 100644 --- a/elf/ldconfig.c +++ b/elf/ldconfig.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1999-2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 1999-2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Andreas Jaeger <aj@suse.de>, 1999. @@ -286,7 +286,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Andreas Jaeger"); } diff --git a/elf/ldd.bash.in b/elf/ldd.bash.in index 4587efd1cb..100d2335d2 100644 --- a/elf/ldd.bash.in +++ b/elf/ldd.bash.in @@ -1,5 +1,5 @@ #! @BASH@ -# Copyright (C) 1996-2004, 2005 Free Software Foundation, Inc. +# Copyright (C) 1996-2004, 2005, 2006 Free Software Foundation, Inc. # This file is part of the GNU C Library. # The GNU C Library is free software; you can redistribute it and/or @@ -39,7 +39,7 @@ while test $# -gt 0; do printf $"Copyright (C) %s Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -" "2005" +" "2006" printf $"Written by %s and %s. " "Roland McGrath" "Ulrich Drepper" exit 0 diff --git a/elf/order2mod2.c b/elf/order2mod2.c index b03fb60fa3..026cd2acc4 100644 --- a/elf/order2mod2.c +++ b/elf/order2mod2.c @@ -7,7 +7,7 @@ void __attribute__ ((constructor)) init (void) { - foo () - bar (); + (void) (foo () - bar ()); } static void diff --git a/elf/rtld.c b/elf/rtld.c index 71bcf0ab71..76d129a0a0 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -1307,6 +1307,13 @@ ld.so does not support TLS, but program uses it!\n"); _dl_setup_hash (l); l->l_relocated = 1; + /* Initialize l_local_scope to contain just this map. This allows + the use of dl_lookup_symbol_x to resolve symbols within the vdso. + So we create a single entry list pointing to l_real as its only + element */ + l->l_local_scope[0]->r_nlist = 1; + l->l_local_scope[0]->r_list = &l->l_real; + /* Now that we have the info handy, use the DSO image's soname so this object can be looked up by name. Note that we do not set l_name here. That field gives the file name of the DSO, diff --git a/elf/sprof.c b/elf/sprof.c index 9567e4689f..e53a7ba7a3 100644 --- a/elf/sprof.c +++ b/elf/sprof.c @@ -1,5 +1,5 @@ /* Read and display shared object profiling data. - Copyright (C) 1997-2002, 2003, 2004, 2005 Free Software Foundation, Inc. + Copyright (C) 1997-2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -357,7 +357,7 @@ Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ "), - "2005"); + "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); } diff --git a/elf/tst-tls13.c b/elf/tst-tls13.c index 55fb62e540..06bfbacb5c 100644 --- a/elf/tst-tls13.c +++ b/elf/tst-tls13.c @@ -2,17 +2,17 @@ #include <dlfcn.h> #include <stdio.h> #include <stdlib.h> +#include <unistd.h> static int do_test (void) { - int i; - for (i = 0; i < 1000;) + for (int i = 0; i < 1000;) { printf ("round %d\n",++i); - void *h = dlopen ("tst-tlsmod13a.so", RTLD_LAZY); + void *h = dlopen ("$ORIGIN/tst-tlsmod13a.so", RTLD_LAZY); if (h == NULL) { printf ("cannot load: %s\n", dlerror ()); diff --git a/fedora/branch.mk b/fedora/branch.mk index eb64c97cd4..bb723f9637 100644 --- a/fedora/branch.mk +++ b/fedora/branch.mk @@ -3,5 +3,5 @@ glibc-branch := fedora glibc-base := HEAD DIST_BRANCH := devel COLLECTION := dist-fc4 -fedora-sync-date := 2005-12-27 14:26 UTC -fedora-sync-tag := fedora-glibc-20051227T1426 +fedora-sync-date := 2006-01-02 10:45 UTC +fedora-sync-tag := fedora-glibc-20060102T1045 diff --git a/fedora/glibc.spec.in b/fedora/glibc.spec.in index 1d11a42b9e..ff6b489d91 100644 --- a/fedora/glibc.spec.in +++ b/fedora/glibc.spec.in @@ -602,7 +602,7 @@ rm -f $RPM_BUILD_ROOT/%{_lib}/libNoVersion* # NPTL <bits/stdio-lock.h> is not usable outside of glibc, so include # the generic one (#162634) -cp -a sysdeps/generic/bits/stdio-lock.h $RPM_BUILD_ROOT%{_prefix}/include/bits/stdio-lock.h +cp -a bits/stdio-lock.h $RPM_BUILD_ROOT%{_prefix}/include/bits/stdio-lock.h if [ -d $RPM_BUILD_ROOT%{_prefix}/info -a "%{_infodir}" != "%{_prefix}/info" ]; then mkdir -p $RPM_BUILD_ROOT%{_infodir} diff --git a/hurd/lookup-retry.c b/hurd/lookup-retry.c index 1f53f911a7..0a886229f0 100644 --- a/hurd/lookup-retry.c +++ b/hurd/lookup-retry.c @@ -1,5 +1,5 @@ /* hairy bits of Hurd file name lookup - Copyright (C) 1992,1993,1994,1995,1996,1997,1999,2001,2002,2003 + Copyright (C) 1992,1993,1994,1995,1996,1997,1999,2001,2002,2003,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -247,7 +247,7 @@ __hurd_file_name_lookup_retry (error_t (*use_init_port) char *p; /* XXX want client's host */ if (err = __host_info (__mach_host_self (), HOST_BASIC_INFO, - (natural_t *) &hostinfo, + (integer_t *) &hostinfo, &hostinfocnt)) return err; if (hostinfocnt != HOST_BASIC_INFO_COUNT) diff --git a/hurd/report-wait.c b/hurd/report-wait.c index da0ca3bdb2..296b2eec42 100644 --- a/hurd/report-wait.c +++ b/hurd/report-wait.c @@ -140,7 +140,7 @@ _S_msg_report_wait (mach_port_t msgport, thread_t thread, error_t err; err = __thread_get_state (thread, MACHINE_THREAD_STATE_FLAVOR, - (integer_t *) &state, &count); + (natural_t *) &state, &count); if (err) return err; assert (count == MACHINE_THREAD_STATE_COUNT); diff --git a/hurd/sigunwind.c b/hurd/sigunwind.c index 2231518bd0..67f78c1ce5 100644 --- a/hurd/sigunwind.c +++ b/hurd/sigunwind.c @@ -21,6 +21,7 @@ #include <thread_state.h> #include <setjmp.h> #include <assert.h> +#include <stdint.h> /* _hurd_setup_sighandler puts a link on the `active resources' chain so that @@ -70,11 +71,19 @@ _hurdsig_longjmp_from_handler (void *data, jmp_buf env, int val) struct hurd_userlink *link; + inline uintptr_t demangle_ptr (uintptr_t x) + { +# ifdef PTR_DEMANGLE + PTR_DEMANGLE (x); +# endif + return x; + } + /* Continue _longjmp_unwind's job of running the unwind forms for frames being unwound, since we will not return to its loop like this one, which called us. */ for (link = ss->active_resources; - link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link); + link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link, demangle_ptr); link = link->thread.next) if (_hurd_userlink_unlink (link)) { diff --git a/iconv/iconv_prog.c b/iconv/iconv_prog.c index a7036af99c..033cd93f23 100644 --- a/iconv/iconv_prog.c +++ b/iconv/iconv_prog.c @@ -1,5 +1,5 @@ /* Convert text in given files from the specified from-set to the to-set. - Copyright (C) 1998-2003, 2004, 2005 Free Software Foundation, Inc. + Copyright (C) 1998-2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. @@ -426,7 +426,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); } diff --git a/iconv/iconvconfig.c b/iconv/iconvconfig.c index 96a86191e9..9d23520314 100644 --- a/iconv/iconvconfig.c +++ b/iconv/iconvconfig.c @@ -1,5 +1,5 @@ /* Generate fastloading iconv module configuration files. - Copyright (C) 2000-2004, 2005 Free Software Foundation, Inc. + Copyright (C) 2000-2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2000. @@ -395,7 +395,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); } diff --git a/iconvdata/bug-iconv4.c b/iconvdata/bug-iconv4.c index f6bfebd39f..4469034b93 100644 --- a/iconvdata/bug-iconv4.c +++ b/iconvdata/bug-iconv4.c @@ -15,7 +15,7 @@ xiconv (iconv_t cd, int out_size) { unsigned char euc[4]; char *inp = (char *) UCS_STR; - char *outp = euc; + char *outp = (char *) euc; size_t inbytesleft = strlen (UCS_STR); size_t outbytesleft = out_size; size_t ret; diff --git a/include/sys/xattr.h b/include/sys/xattr.h new file mode 100644 index 0000000000..64f8f56809 --- /dev/null +++ b/include/sys/xattr.h @@ -0,0 +1 @@ +#include <misc/sys/xattr.h> diff --git a/libio/iogetwline.c b/libio/iogetwline.c index e529b7d832..45db478423 100644 --- a/libio/iogetwline.c +++ b/libio/iogetwline.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993,1997,1998,1999,2000,2002 Free Software Foundation, Inc. +/* Copyright (C) 1993,1997-2000,2002,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -87,9 +87,9 @@ _IO_getwline_info (fp, buf, n, delim, extract_delim, eof) *ptr++ = wc; else if (extract_delim < 0) INTUSE(_IO_sputbackc) (fp, wc); - return ptr - buf; if (extract_delim > 0) ++len; + return ptr - buf; } *ptr++ = wc; n--; diff --git a/libio/obprintf.c b/libio/obprintf.c index 19300e80a3..1167a93d0b 100644 --- a/libio/obprintf.c +++ b/libio/obprintf.c @@ -1,5 +1,6 @@ /* Print output of stream to given obstack. - Copyright (C) 1996,1997,1999-2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1996,1997,1999,2000,2001,2002,2003,2004,2005 + Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. @@ -23,6 +24,7 @@ #include <stdlib.h> #endif #include "libioP.h" +#include "strfile.h" #include <assert.h> #include <string.h> #include <errno.h> diff --git a/locale/programs/locale.c b/locale/programs/locale.c index 526eb2b929..a03974e8a1 100644 --- a/locale/programs/locale.c +++ b/locale/programs/locale.c @@ -1,5 +1,5 @@ /* Implementation of the locale program according to POSIX 9945-2. - Copyright (C) 1995-1997, 1999-2004, 2005 Free Software Foundation, Inc. + Copyright (C) 1995-1997, 1999-2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1995. @@ -275,7 +275,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); } diff --git a/locale/programs/localedef.c b/locale/programs/localedef.c index dfabaa9f8a..645a803c06 100644 --- a/locale/programs/localedef.c +++ b/locale/programs/localedef.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1995-2002, 2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 1995-2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1995. @@ -387,7 +387,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); } diff --git a/locale/programs/simple-hash.c b/locale/programs/simple-hash.c index 86bbdd5b13..de8998cc7a 100644 --- a/locale/programs/simple-hash.c +++ b/locale/programs/simple-hash.c @@ -146,13 +146,13 @@ insert_entry_2 (htab, key, keylen, hval, idx, data) if ((hash_entry *) htab->first == NULL) { table[idx].next = &table[idx]; - *(hash_entry **) &htab->first = &table[idx]; + htab->first = &table[idx]; } else { table[idx].next = ((hash_entry *) htab->first)->next; ((hash_entry *) htab->first)->next = &table[idx]; - *(hash_entry **) &htab->first = &table[idx]; + htab->first = &table[idx]; } ++htab->filled; diff --git a/malloc/memusage.sh b/malloc/memusage.sh index b2e08c6039..16413cf868 100755 --- a/malloc/memusage.sh +++ b/malloc/memusage.sh @@ -1,5 +1,5 @@ #! @BASH@ -# Copyright (C) 1999-2004, 2005 Free Software Foundation, Inc. +# Copyright (C) 1999-2004, 2005, 2006 Free Software Foundation, Inc. # This file is part of the GNU C Library. # Contributed by Ulrich Drepper <drepper@gnu.org>, 1999. @@ -71,7 +71,7 @@ do_version() { printf $"Copyright (C) %s Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -" "2005" +" "2006" printf $"Written by %s. " "Ulrich Drepper" exit 0 diff --git a/malloc/mtrace.pl b/malloc/mtrace.pl index 0036f33f59..8a0fbc7e95 100644 --- a/malloc/mtrace.pl +++ b/malloc/mtrace.pl @@ -1,7 +1,7 @@ #! @PERL@ eval "exec @PERL@ -S $0 $*" if 0; -# Copyright (C) 1997-2002, 2003, 2004 Free Software Foundation, Inc. +# Copyright (C) 1997-2004, 2005, 2006 Free Software Foundation, Inc. # This file is part of the GNU C Library. # Contributed by Ulrich Drepper <drepper@gnu.org>, 1997. # Based on the mtrace.awk script. @@ -45,7 +45,7 @@ arglist: while (@ARGV) { $ARGV[0] eq "--vers" || $ARGV[0] eq "--versi" || $ARGV[0] eq "--versio" || $ARGV[0] eq "--version") { print "mtrace (GNU $PACKAGE) $VERSION\n"; - print "Copyright (C) 2005 Free Software Foundation, Inc.\n"; + print "Copyright (C) 2006 Free Software Foundation, Inc.\n"; print "This is free software; see the source for copying conditions. There is NO\n"; print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"; print "Written by Ulrich Drepper <drepper\@gnu.org>\n"; diff --git a/manual/filesys.texi b/manual/filesys.texi index dbc97f2f12..c8ae377266 100644 --- a/manual/filesys.texi +++ b/manual/filesys.texi @@ -1250,10 +1250,10 @@ result is passed back as the return value of the function in a block of memory allocated with @code{malloc}. If the result is not used anymore the memory should be freed with a call to @code{free}. -In any of the path components except the last one is missing the -function returns a NULL pointer. This is also what is returned if the -length of the path reaches or exceeds @code{PATH_MAX} characters. In -any case @code{errno} is set accordingly. +If any of the path components is missing the function returns a NULL +pointer. This is also what is returned if the length of the path +reaches or exceeds @code{PATH_MAX} characters. In any case +@code{errno} is set accordingly. @table @code @item ENAMETOOLONG diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 0b29a61e0d..b56a261696 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,43 @@ +2006-01-01 Ulrich Drepper <drepper@redhat.com> + + * version.c: Update copyright year. + +2005-12-29 Kaz Kojima <kkojima@rr.iij4u.or.jp> + + * sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: Remove explicit + .eh_frame section, use cfi_* directives. + * sysdeps/unix/sysv/linux/sh/lowlevellock.S: Add cfi instrumentation. + +2005-12-30 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/ia64/jmpbuf-unwind.h: Undo last change for + now. + +2005-12-29 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/pthread/sigaction.c: Removed. + * sigaction.c: New file. + * sysdeps/unix/sysv/linux/Makefile: Define CFLAGS-sigaction.c. + +2005-12-28 Ulrich Drepper <drepper@redhat.com> + + * Makefile (tests): Add tst-signal7. + * tst-signal7.c: New file. + +2005-12-27 Roland McGrath <roland@redhat.com> + + * sysdeps/x86_64/jmpbuf-unwind.h (_jmpbuf_sp): New inline function. + (_JMPBUF_UNWINDS_ADJ): Use it, to PTR_DEMANGLE before comparison. + * sysdeps/alpha/jmpbuf-unwind.h: Likewise. + * sysdeps/i386/jmpbuf-unwind.h: Likewise. + * sysdeps/mips/jmpbuf-unwind.h: Likewise. + * sysdeps/powerpc/jmpbuf-unwind.h: Likewise. + * sysdeps/s390/jmpbuf-unwind.h: Likewise. + * sysdeps/sh/jmpbuf-unwind.h: Likewise. + * sysdeps/sparc/sparc32/jmpbuf-unwind.h: Likewise. + * sysdeps/sparc/sparc64/jmpbuf-unwind.h: Likewise. + * sysdeps/unix/sysv/linux/ia64/jmpbuf-unwind.h: Likewise. + 2005-12-27 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Add __next diff --git a/nptl/Makefile b/nptl/Makefile index a3b11730a1..b15b8ad23a 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -229,7 +229,7 @@ tests = tst-typesizes \ tst-cleanup0 tst-cleanup1 tst-cleanup2 tst-cleanup3 tst-cleanup4 \ tst-flock1 tst-flock2 \ tst-signal1 tst-signal2 tst-signal3 tst-signal4 tst-signal5 \ - tst-signal6 \ + tst-signal6 tst-signal7 \ tst-exec1 tst-exec2 tst-exec3 tst-exec4 \ tst-exit1 tst-exit2 tst-exit3 \ tst-stdio1 tst-stdio2 \ diff --git a/nptl/sysdeps/pthread/sigaction.c b/nptl/sigaction.c index 445a2cb36f..60e1f1d355 100644 --- a/nptl/sysdeps/pthread/sigaction.c +++ b/nptl/sigaction.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -17,22 +17,17 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -/* This is tricky. GCC doesn't like #include_next in the primary - source file and even if it did, the first #include_next is this - exact file anyway. */ -#ifndef LIBC_SIGACTION + +/* This is no complete implementation. The file is meant to be + included in the real implementation to provide the wrapper around + __libc_sigaction. */ #include <nptl/pthreadP.h> /* We use the libc implementation but we tell it to not allow SIGCANCEL or SIGTIMER to be handled. */ -# define LIBC_SIGACTION 1 +#define LIBC_SIGACTION 1 -/* Note this include must be one that isn't found using a -I directory such - as -I. or -I.. for using an explicit <sysdeps/...> path, because that - would reset the search path starting position for the #include_next - below, to after that -I directory, and skip the search we want to do. */ -# include "sigaction.c" int __sigaction (sig, act, oact) @@ -50,9 +45,3 @@ __sigaction (sig, act, oact) } libc_hidden_weak (__sigaction) weak_alias (__sigaction, sigaction) - -#else - -# include_next <sigaction.c> - -#endif /* LIBC_SIGACTION */ diff --git a/nptl/sysdeps/alpha/jmpbuf-unwind.h b/nptl/sysdeps/alpha/jmpbuf-unwind.h index 5cef8b1cf5..83b7a01a0e 100644 --- a/nptl/sysdeps/alpha/jmpbuf-unwind.h +++ b/nptl/sysdeps/alpha/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[JB_SP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/i386/jmpbuf-unwind.h b/nptl/sysdeps/i386/jmpbuf-unwind.h index 5cef8b1cf5..83b7a01a0e 100644 --- a/nptl/sysdeps/i386/jmpbuf-unwind.h +++ b/nptl/sysdeps/i386/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[JB_SP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/mips/jmpbuf-unwind.h b/nptl/sysdeps/mips/jmpbuf-unwind.h index 67cc969663..9ee03100e6 100644 --- a/nptl/sysdeps/mips/jmpbuf-unwind.h +++ b/nptl/sysdeps/mips/jmpbuf-unwind.h @@ -19,12 +19,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[0].__sp; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[0].__sp - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal longjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/powerpc/jmpbuf-unwind.h b/nptl/sysdeps/powerpc/jmpbuf-unwind.h index 0b817160d3..d9090a591d 100644 --- a/nptl/sysdeps/powerpc/jmpbuf-unwind.h +++ b/nptl/sysdeps/powerpc/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[JB_GPR1]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_GPR1] - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/s390/jmpbuf-unwind.h b/nptl/sysdeps/s390/jmpbuf-unwind.h index 9f7e1ad583..81fa582540 100644 --- a/nptl/sysdeps/s390/jmpbuf-unwind.h +++ b/nptl/sysdeps/s390/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -21,6 +21,7 @@ #include <stdint.h> #include <unwind.h> #include <bits/wordsize.h> +#include <sysdep.h> /* On s390{,x}, CFA is always 96 (resp. 160) bytes above actual %r15. */ @@ -29,9 +30,18 @@ (void *) (_Unwind_GetCFA (_context) \ - 32 - 2 * __WORDSIZE), _adj) -#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) \ - < (uintptr_t) (_jmpbuf)->__gregs[__JB_GPR15] - (_adj)) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[0].__gregs[__JB_GPR15]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal longjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/sh/jmpbuf-unwind.h b/nptl/sysdeps/sh/jmpbuf-unwind.h index cf6d25f041..3ef178b4d6 100644 --- a/nptl/sysdeps/sh/jmpbuf-unwind.h +++ b/nptl/sysdeps/sh/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) -#define _JMPBUF_UNWINDS_ADJ(jmpbuf, address, adj) \ - ((uintptr_t) (address) - (adj) < (uintptr_t) (jmpbuf)[0].__regs[7] - (adj)) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[0].__regs[7]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/sparc/sparc32/jmpbuf-unwind.h b/nptl/sysdeps/sparc/sparc32/jmpbuf-unwind.h index 5cef8b1cf5..83b7a01a0e 100644 --- a/nptl/sysdeps/sparc/sparc32/jmpbuf-unwind.h +++ b/nptl/sysdeps/sparc/sparc32/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[JB_SP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h b/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h index 77321aad3f..7752fe971e 100644 --- a/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h +++ b/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[0].uc_mcontext.mc_fp; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[0].uc_mcontext.mc_fp - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/sysdeps/unix/sysv/linux/Makefile b/nptl/sysdeps/unix/sysv/linux/Makefile index 991398242a..14f513c127 100644 --- a/nptl/sysdeps/unix/sysv/linux/Makefile +++ b/nptl/sysdeps/unix/sysv/linux/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +# Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. # This file is part of the GNU C Library. # Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -32,3 +32,6 @@ CFLAGS-fork.c = -D_IO_MTSAFE_IO CFLAGS-getpid.o = -fomit-frame-pointer CFLAGS-getpid.os = -fomit-frame-pointer endif + +# Needed in both the signal and nptl subdir. +CFLAGS-sigaction.c = -DWRAPPER_INCLUDE='<nptl/sigaction.c>' diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S index b4826ef7aa..ac3169889f 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S @@ -32,8 +32,11 @@ .type __lll_mutex_lock_wait,@function .hidden __lll_mutex_lock_wait .align 5 + cfi_startproc __lll_mutex_lock_wait: mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r6 mov r5, r8 mov #0, r7 /* No timeout. */ @@ -59,6 +62,7 @@ __lll_mutex_lock_wait: mov.l @r15+, r8 ret mov r2, r0 + cfi_endproc .size __lll_mutex_lock_wait,.-__lll_mutex_lock_wait @@ -67,6 +71,7 @@ __lll_mutex_lock_wait: .type __lll_mutex_timedlock_wait,@function .hidden __lll_mutex_timedlock_wait .align 5 + cfi_startproc __lll_mutex_timedlock_wait: /* Check for a valid timeout value. */ mov.l @(4,r6), r1 @@ -75,14 +80,21 @@ __lll_mutex_timedlock_wait: bt 3f mov.l r10, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r10, 0) mov.l r9, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r9, 0) mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r10 mov r6, r9 mov r5, r8 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 + cfi_adjust_cfa_offset(8) 1: /* Get current time. */ @@ -162,6 +174,7 @@ __lll_mutex_timedlock_wait: 5: bra 6b mov #ETIMEDOUT, r0 + cfi_endproc .L1k: .word 1000 @@ -178,6 +191,7 @@ __lll_mutex_timedlock_wait: .type lll_unlock_wake_cb,@function .hidden lll_unlock_wake_cb .align 5 + cfi_startproc lll_unlock_wake_cb: DEC (@r4, r2) tst r2, r2 @@ -195,6 +209,7 @@ lll_unlock_wake_cb: 1: rts nop + cfi_endproc .size lll_unlock_wake_cb,.-lll_unlock_wake_cb #endif @@ -203,6 +218,7 @@ lll_unlock_wake_cb: .type __lll_mutex_unlock_wake,@function .hidden __lll_mutex_unlock_wake .align 5 + cfi_startproc __lll_mutex_unlock_wake: mov #FUTEX_WAKE, r5 mov #1, r6 /* Wake one thread. */ @@ -214,6 +230,7 @@ __lll_mutex_unlock_wake: SYSCALL_INST_PAD rts nop + cfi_endproc .size __lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake @@ -222,14 +239,20 @@ __lll_mutex_unlock_wake: .type __lll_timedwait_tid,@function .hidden __lll_timedwait_tid .align 5 + cfi_startproc __lll_timedwait_tid: mov.l r9, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r9, 0) mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r8 mov r5, r9 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 + cfi_adjust_cfa_offset(8) 2: /* Get current time. */ @@ -292,6 +315,7 @@ __lll_timedwait_tid: 6: bra 3b mov #ETIMEDOUT, r0 + cfi_endproc .L1k2: .word 1000 diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h index fc3c2340b6..9a967eaf53 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h +++ b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -49,27 +49,32 @@ .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ .Lpseudo_cancel: \ sts.l pr,@-r15; \ - .LCFI0: \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (pr, 0); \ add _IMM16,r15; \ + cfi_adjust_cfa_offset (16); \ SAVE_ARGS_##args; \ - .LCFI1: \ CENABLE; \ LOAD_ARGS_##args; \ add _IMP16,r15; \ - .LCFI2: \ + cfi_adjust_cfa_offset (-16); \ lds.l @r15+,pr; \ - .LCFI3: \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (pr); \ DO_CALL(syscall_name, args); \ SYSCALL_INST_PAD; \ sts.l pr,@-r15; \ - .LCFI4: \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (pr, 0); \ mov.l r0,@-r15; \ - .LCFI5: \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (r0, 0); \ CDISABLE; \ mov.l @r15+,r0; \ - .LCFI6: \ + cfi_adjust_cfa_offset (-4); \ lds.l @r15+,pr; \ - .LCFI7: \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (pr); \ mov r0,r1; \ mov _IMM12,r2; \ shad r2,r1; \ @@ -78,106 +83,17 @@ bf .Lpseudo_end; \ .Lsyscall_error: \ SYSCALL_ERROR_HANDLER; \ - .Lpseudo_end: \ - /* Create unwinding information for the syscall wrapper. */ \ - .section .eh_frame,"a",@progbits; \ - .Lframe1: \ - .ualong .LECIE1-.LSCIE1; \ - .LSCIE1: \ - .ualong 0x0; \ - .byte 0x1; \ - AUGMENTATION_STRING; \ - .uleb128 0x1; \ - .sleb128 -4; \ - .byte 0x11; \ - AUGMENTATION_PARAM; \ - .byte 0xc; \ - .uleb128 0xf; \ - .uleb128 0x0; \ - .align 2; \ - .LECIE1: \ - .LSFDE1: \ - .ualong .LEFDE1-.LASFDE1; \ - .LASFDE1: \ - .ualong .LASFDE1-.Lframe1; \ - START_SYMBOL_REF; \ - .ualong .Lpseudo_end - .Lpseudo_start; \ - AUGMENTATION_PARAM_FDE; \ - .byte 0x4; \ - .ualong .LCFI0-.Lpseudo_start; \ - .byte 0xe; \ - .uleb128 0x4; \ - .byte 0x91; \ - .uleb128 0x1; \ - .byte 0x4; \ - .ualong .LCFI1-.LCFI0; \ - .byte 0xe; \ - .uleb128 0x14; \ - FRAME_REG_##args; \ - .byte 0x4; \ - .ualong .LCFI2-.LCFI1; \ - .byte 0xe; \ - .uleb128 0x4; \ - .byte 0x4; \ - .ualong .LCFI3-.LCFI2; \ - .byte 0xe; \ - .uleb128 0x0; \ - .byte 0xd1; \ - .byte 0x4; \ - .ualong .LCFI4-.LCFI3; \ - .byte 0xe; \ - .uleb128 0x4; \ - .byte 0x91; \ - .uleb128 0x1; \ - .byte 0x4; \ - .ualong .LCFI5-.LCFI4; \ - .byte 0xe; \ - .uleb128 0x8; \ - .byte 0x80; \ - .uleb128 0x2; \ - .byte 0x4; \ - .ualong .LCFI6-.LCFI5; \ - .byte 0xe; \ - .uleb128 0x4; \ - .byte 0xc0; \ - .byte 0x4; \ - .ualong .LCFI7-.LCFI6; \ - .byte 0xe; \ - .uleb128 0x0; \ - .byte 0xd1; \ - .align 2; \ - .LEFDE1: \ - .previous - -# ifdef SHARED -# define AUGMENTATION_STRING .string "zR" -# define AUGMENTATION_PARAM .uleb128 1; .byte 0x1b -# define AUGMENTATION_PARAM_FDE .uleb128 0 -# define START_SYMBOL_REF .long .Lpseudo_start-. -# else -# define AUGMENTATION_STRING .ascii "\0" -# define AUGMENTATION_PARAM -# define AUGMENTATION_PARAM_FDE -# define START_SYMBOL_REF .long .Lpseudo_start -# endif - -# define FRAME_REG_0 /* Nothing. */ -# define FRAME_REG_1 FRAME_REG_0; .byte 0x84; .uleb128 5 -# define FRAME_REG_2 FRAME_REG_1; .byte 0x85; .uleb128 4 -# define FRAME_REG_3 FRAME_REG_2; .byte 0x86; .uleb128 3 -# define FRAME_REG_4 FRAME_REG_3; .byte 0x87; .uleb128 2 -# define FRAME_REG_5 FRAME_REG_4 -# define FRAME_REG_6 FRAME_REG_5 + .Lpseudo_end: # undef PSEUDO_END # define PSEUDO_END(sym) \ END (sym) # define SAVE_ARGS_0 /* Nothing. */ -# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15) -# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15) -# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15) -# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15) +# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15); cfi_offset (r4,-4) +# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15); cfi_offset (r5,-8) +# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15); cfi_offset (r6,-12) +# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15); cfi_offset (r7,-16) # define SAVE_ARGS_5 SAVE_ARGS_4 # define SAVE_ARGS_6 SAVE_ARGS_5 diff --git a/nptl/sysdeps/x86_64/jmpbuf-unwind.h b/nptl/sysdeps/x86_64/jmpbuf-unwind.h index 345ed557c5..1a36c53d11 100644 --- a/nptl/sysdeps/x86_64/jmpbuf-unwind.h +++ b/nptl/sysdeps/x86_64/jmpbuf-unwind.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -20,12 +20,23 @@ #include <setjmp.h> #include <stdint.h> #include <unwind.h> +#include <sysdep.h> #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[JB_RSP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_RSP] - (_adj)) + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) /* We use the normal lobngjmp for unwinding. */ #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/nptl/tst-robust7.c b/nptl/tst-robust7.c new file mode 100644 index 0000000000..2c5acb44ce --- /dev/null +++ b/nptl/tst-robust7.c @@ -0,0 +1,195 @@ +/* Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2005. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <pthread.h> +#include <stdbool.h> +#include <stdio.h> + + +static pthread_barrier_t b; +static pthread_cond_t c = PTHREAD_COND_INITIALIZER; +static pthread_mutex_t m; +static bool first = true; + + +static void * +tf (void *arg) +{ + long int n = (long int) arg; + + if (pthread_mutex_lock (&m) != 0) + { + printf ("thread %ld: mutex_lock failed\n", n + 1); + exit (1); + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("thread %ld: barrier_wait failed\n", n + 1); + exit (1); + } + + e = pthread_cond_wait (&c, &m); + if (first) + { + if (e != 0) + { + printf ("thread %ld: cond_wait failed\n", n + 1); + exit (1); + } + first = false; + } + else + { + if (e != EOWNERDEAD) + { + printf ("thread %ld: cond_wait did not return EOWNERDEAD\n", n + 1); + exit (1); + } + } + + if (pthread_cancel (pthread_self ()) != 0) + { + printf ("thread %ld: cancel failed\n", n + 1); + exit (1); + } + + pthread_testcancel (); + + printf ("thread %ld: testcancel returned\n", n + 1); + exit (1); +} + + +static int +do_test (void) +{ + pthread_mutexattr_t a; + if (pthread_mutexattr_init (&a) != 0) + { + puts ("mutexattr_init failed"); + return 1; + } + + if (pthread_mutexattr_setrobust_np (&a, PTHREAD_MUTEX_ROBUST_NP) != 0) + { + puts ("mutexattr_setrobust failed"); + return 1; + } + + if (pthread_mutex_init (&m, &a) != 0) + { + puts ("mutex_init failed"); + return 1; + } + + if (pthread_mutexattr_destroy (&a) != 0) + { + puts ("mutexattr_destroy failed"); + return 1; + } + + if (pthread_barrier_init (&b, NULL, 2) != 0) + { + puts ("barrier_init failed"); + return 1; + } + +#define N 5 + pthread_t th[N]; + for (long int n = 0; n < N; ++n) + { + if (pthread_create (&th[n], NULL, tf, (void *) n) != 0) + { + printf ("pthread_create loop %ld failed\n", n + 1); + return 1; + } + + int e = pthread_barrier_wait (&b); + if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) + { + printf ("parent: barrier_wait failed in round %ld\n", n + 1); + return 1; + } + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("parent: mutex_lock failed"); + return 1; + } + + if (pthread_mutex_unlock (&m) != 0) + { + puts ("parent: mutex_unlock failed"); + return 1; + } + + if (pthread_cond_broadcast (&c) != 0) + { + puts ("cond_broadcast failed"); + return 1; + } + + for (int n = 0; n < N; ++n) + { + void *res; + if (pthread_join (th[n], &res) != 0) + { + printf ("join round %d failed\n", n + 1); + return 1; + } + if (res != PTHREAD_CANCELED) + { + printf ("thread %d not canceled\n", n + 1); + return 1; + } + } + + int e = pthread_mutex_lock (&m); + if (e == 0) + { + puts ("parent: 2nd mutex_lock succeeded"); + return 1; + } + if (e != EOWNERDEAD) + { + puts ("parent: mutex_lock did not return EOWNERDEAD"); + return 1; + } + + if (pthread_mutex_unlock (&m) != 0) + { + puts ("parent: 2nd mutex_unlock failed"); + return 1; + } + + if (pthread_mutex_destroy (&m) != 0) + { + puts ("mutex_destroy failed"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/nptl/tst-signal7.c b/nptl/tst-signal7.c new file mode 100644 index 0000000000..82ef11c2d1 --- /dev/null +++ b/nptl/tst-signal7.c @@ -0,0 +1,59 @@ +/* Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2005. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <pthreadP.h> +#include <signal.h> +#include <stdio.h> + + +static int +do_test (void) +{ + int result = 0; + + errno = 0; + if (sigaction (SIGCANCEL, NULL, NULL) == 0) + { + puts ("sigaction(SIGCANCEL) did not fail"); + result = 1; + } + else if (errno != EINVAL) + { + puts ("sigaction(SIGCANCEL) did not set errno to EINVAL"); + result = 1; + } + + errno = 0; + if (sigaction (SIGSETXID, NULL, NULL) == 0) + { + puts ("sigaction(SIGSETXID) did not fail"); + result = 1; + } + else if (errno != EINVAL) + { + puts ("sigaction(SIGSETXID) did not set errno to EINVAL"); + result = 1; + } + + return result; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/nptl/version.c b/nptl/version.c index 1be6b7f4a5..b69556e948 100644 --- a/nptl/version.c +++ b/nptl/version.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -23,7 +23,7 @@ static const char banner[] = #include "banner.h" -"Copyright (C) 2005 Free Software Foundation, Inc.\n\ +"Copyright (C) 2006 Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions.\n\ There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A\n\ PARTICULAR PURPOSE.\n" diff --git a/nscd/connections.c b/nscd/connections.c index 632635845b..9c096e2e05 100644 --- a/nscd/connections.c +++ b/nscd/connections.c @@ -431,7 +431,7 @@ void nscd_init (void) { /* Secure mode and unprivileged mode are incompatible */ - if (server_user != NULL && secure_in_use) + if (server_user != NULL) { dbg_log (_("Cannot run nscd in secure mode as unprivileged user")); exit (4); @@ -1060,29 +1060,28 @@ cannot handle old request version %d; current version is %d"), case GETSTAT: case SHUTDOWN: case INVALIDATE: - if (! secure_in_use) - { - /* Get the callers credentials. */ + { + /* Get the callers credentials. */ #ifdef SO_PEERCRED - struct ucred caller; - socklen_t optlen = sizeof (caller); + struct ucred caller; + socklen_t optlen = sizeof (caller); - if (getsockopt (fd, SOL_SOCKET, SO_PEERCRED, &caller, &optlen) < 0) - { - char buf[256]; + if (getsockopt (fd, SOL_SOCKET, SO_PEERCRED, &caller, &optlen) < 0) + { + char buf[256]; - dbg_log (_("error getting callers id: %s"), - strerror_r (errno, buf, sizeof (buf))); - break; - } + dbg_log (_("error getting callers id: %s"), + strerror_r (errno, buf, sizeof (buf))); + break; + } - uid = caller.uid; + uid = caller.uid; #else - /* Some systems have no SO_PEERCRED implementation. They don't - care about security so we don't as well. */ - uid = 0; + /* Some systems have no SO_PEERCRED implementation. They don't + care about security so we don't as well. */ + uid = 0; #endif - } + } /* Accept shutdown, getstat and invalidate only from root. For the stat call also allow the user specified in the config file. */ @@ -1376,25 +1375,7 @@ nscd_run (void *p) #ifdef SO_PEERCRED pid_t pid = 0; - if (secure_in_use) - { - struct ucred caller; - socklen_t optlen = sizeof (caller); - - if (getsockopt (fd, SOL_SOCKET, SO_PEERCRED, &caller, &optlen) < 0) - { - dbg_log (_("error getting callers id: %s"), - strerror_r (errno, buf, sizeof (buf))); - goto close_and_out; - } - - if (req.type < GETPWBYNAME || req.type > LASTDBREQ - || serv2db[req.type]->secure) - uid = caller.uid; - - pid = caller.pid; - } - else if (__builtin_expect (debug_level > 0, 0)) + if (__builtin_expect (debug_level > 0, 0)) { struct ucred caller; socklen_t optlen = sizeof (caller); diff --git a/nscd/nscd.c b/nscd/nscd.c index 3c65e20a60..2941cbdc15 100644 --- a/nscd/nscd.c +++ b/nscd/nscd.c @@ -1,4 +1,4 @@ -/* Copyright (c) 1998-2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (c) 1998-2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk <kukuk@suse.de>, 1998. @@ -70,7 +70,6 @@ int disabled_passwd; int disabled_group; int go_background = 1; -int secure_in_use; static const char *conffile = _PATH_NSCDCONF; time_t start_time; @@ -370,16 +369,7 @@ parse_opt (int key, char *arg, struct argp_state *state) break; case 'S': -#if 0 - if (strcmp (arg, "passwd,yes") == 0) - secure_in_use = dbs[pwddb].secure = 1; - else if (strcmp (arg, "group,yes") == 0) - secure_in_use = dbs[grpdb].secure = 1; - else if (strcmp (arg, "hosts,yes") == 0) - secure_in_use = dbs[hstdb].secure = 1; -#else error (0, 0, _("secure services not implemented anymore")); -#endif break; default: @@ -398,7 +388,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Thorsten Kukuk and Ulrich Drepper"); } diff --git a/nscd/nscd.h b/nscd/nscd.h index 3859d95d01..ed686bea7e 100644 --- a/nscd/nscd.h +++ b/nscd/nscd.h @@ -68,7 +68,6 @@ struct database_dyn const char *db_filename; time_t file_mtime; size_t suggested_module; - int secure; unsigned long int postimeout; /* In seconds. */ unsigned long int negtimeout; /* In seconds. */ @@ -122,9 +121,6 @@ extern int nthreads; /* Maximum number of threads to use. */ extern int max_nthreads; -/* Tables for which we cache data with uid. */ -extern int secure_in_use; /* Is one of the above 1? */ - /* User name to run server processes as. */ extern const char *server_user; diff --git a/nscd/selinux.c b/nscd/selinux.c index a15e522958..138d96d23a 100644 --- a/nscd/selinux.c +++ b/nscd/selinux.c @@ -27,6 +27,7 @@ #include <stdio.h> #include <stdlib.h> #include <syslog.h> +#include <unistd.h> #include <selinux/av_permissions.h> #include <selinux/avc.h> #include <selinux/flask.h> @@ -114,11 +115,28 @@ static int audit_fd = -1; static void log_callback (const char *fmt, ...) { - va_list ap; + if (audit_fd >= 0) + { + va_list ap; + va_start (ap, fmt); + + char *buf; + int e = vasprintf (&buf, fmt, ap); + if (e < 0) + { + buf = alloca (BUFSIZ); + vsnprintf (buf, BUFSIZ, fmt, ap); + } + + /* FIXME: need to attribute this to real user, using getuid for now */ + audit_log_user_avc_message (audit_fd, AUDIT_USER_AVC, buf, NULL, NULL, + NULL, getuid ()); - va_start (ap, fmt); - audit_log_avc (audit_fd, AUDIT_USER_AVC, fmt, ap); - va_end (ap); + if (e >= 0) + free (buf); + + va_end (ap); + } } /* Initialize the connection to the audit system */ @@ -126,7 +144,9 @@ static void audit_init (void) { audit_fd = audit_open (); - if (audit_fd < 0) + if (audit_fd < 0 + /* If kernel doesn't support audit, bail out */ + && errno != EINVAL && errno != EPROTONOSUPPORT && errno != EAFNOSUPPORT) dbg_log (_("Failed opening connection to the audit subsystem: %m")); } #endif /* HAVE_LIBAUDIT */ diff --git a/nss/getent.c b/nss/getent.c index 489420ef79..14ec3c4755 100644 --- a/nss/getent.c +++ b/nss/getent.c @@ -1,4 +1,4 @@ -/* Copyright (c) 1998-2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (c) 1998-2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Thorsten Kukuk <kukuk@suse.de>, 1998. @@ -84,7 +84,7 @@ print_version (FILE *stream, struct argp_state *state) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stream, gettext ("Written by %s.\n"), "Thorsten Kukuk"); } diff --git a/posix/bug-regex22.c b/posix/bug-regex22.c index 1636202d36..c5bc94869b 100644 --- a/posix/bug-regex22.c +++ b/posix/bug-regex22.c @@ -1,5 +1,5 @@ /* Test re.translate != NULL. - Copyright (C) 2004 Free Software Foundation, Inc. + Copyright (C) 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2004. @@ -40,7 +40,7 @@ main (void) re_set_syntax (RE_SYNTAX_POSIX_EGREP); memset (&re, 0, sizeof (re)); - re.translate = trans; + re.translate = (unsigned char *) trans; s = re_compile_pattern ("\\W", 2, &re); if (s != NULL) @@ -68,7 +68,7 @@ main (void) } memset (&re, 0, sizeof (re)); - re.translate = trans; + re.translate = (unsigned char *) trans; s = re_compile_pattern ("\\w", 2, &re); if (s != NULL) @@ -96,7 +96,7 @@ main (void) } memset (&re, 0, sizeof (re)); - re.translate = trans; + re.translate = (unsigned char *) trans; s = re_compile_pattern ("[[:DIGIT:]]", 11, &re); if (s == NULL) { @@ -106,7 +106,7 @@ main (void) } memset (&re, 0, sizeof (re)); - re.translate = trans; + re.translate = (unsigned char *) trans; s = re_compile_pattern ("[[:DIGIT:]]", 2, &re); if (s == NULL) { diff --git a/posix/bug-regex5.c b/posix/bug-regex5.c index ee4d652157..f199ffbfd3 100644 --- a/posix/bug-regex5.c +++ b/posix/bug-regex5.c @@ -41,7 +41,7 @@ main (void) { char elem[256]; idx = symb_table[2 * i + 1]; - strncpy (elem, extra + idx + 1, extra[idx]); + strncpy (elem, (const char *) (extra + idx + 1), extra[idx]); elem[extra[idx]] = '\0'; printf ("Found a collating element: %s\n", elem); ++found; diff --git a/posix/getconf.c b/posix/getconf.c index 57c1d6a5d6..66e582e995 100644 --- a/posix/getconf.c +++ b/posix/getconf.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 92, 1995-2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 1995-2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. This program is free software; you can redistribute it and/or modify @@ -1007,7 +1007,7 @@ main (int argc, char *argv[]) Copyright (C) %s Free Software Foundation, Inc.\n\ This is free software; see the source for copying conditions. There is NO\n\ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2005"); +"), "2006"); fprintf (stderr, gettext ("Written by %s.\n"), "Roland McGrath"); return 0; } diff --git a/posix/transbug.c b/posix/transbug.c index 3ae4929593..d0983b4d44 100755 --- a/posix/transbug.c +++ b/posix/transbug.c @@ -79,7 +79,7 @@ run_test (const char *pattern, struct re_registers *regs) exit (1); } - pat.translate = (char *) casetable; + pat.translate = (unsigned char *) casetable; err = re_compile_pattern (pattern, strlen (pattern), &pat); if (err != NULL) diff --git a/posix/tst-execle1.c b/posix/tst-execle1.c index bacf51b1a2..84470703f1 100644 --- a/posix/tst-execle1.c +++ b/posix/tst-execle1.c @@ -6,7 +6,7 @@ static int do_test (void) { static const char prog[] = "does-not-exist"; - char *env [] = {"FOO=BAR", NULL}; + const char *env [] = {"FOO=BAR", NULL}; errno = 0; execle (prog, prog, NULL, env); diff --git a/posix/tst-execle2.c b/posix/tst-execle2.c index 002d4c938f..0430b7b573 100644 --- a/posix/tst-execle2.c +++ b/posix/tst-execle2.c @@ -45,7 +45,7 @@ prepare (int argc, char *argv[]) static int do_test (void) { - char *env[] = {"FOO=BAR", NULL}; + const char *env[] = {"FOO=BAR", NULL}; errno = 0; execle (copy, copy, NULL, env); diff --git a/resolv/gethnamaddr.c b/resolv/gethnamaddr.c index bab2535ceb..7be23158d0 100644 --- a/resolv/gethnamaddr.c +++ b/resolv/gethnamaddr.c @@ -176,11 +176,7 @@ Dprintf(msg, num) static struct hostent * -getanswer(answer, anslen, qname, qtype) - const querybuf *answer; - int anslen; - const char *qname; - int qtype; +getanswer (const querybuf *answer, int anslen, const char *qname, int qtype) { register const HEADER *hp; register const u_char *cp; @@ -522,7 +518,6 @@ gethostbyname2(name, af) char *bp; int n, size, type, len; struct hostent *ret; - extern struct hostent *_gethtbyname2(); if (__res_maybe_init (&_res, 0) == -1) { __set_h_errno (NETDB_INTERNAL); @@ -666,7 +661,6 @@ gethostbyaddr(addr, len, af) u_long old_options; char hname2[MAXDNAME+1]; #endif /*SUNSECURITY*/ - extern struct hostent *_gethtbyaddr(); if (__res_maybe_init (&_res, 0) == -1) { __set_h_errno (NETDB_INTERNAL); @@ -879,7 +873,6 @@ struct hostent * _gethtbyname(name) const char *name; { - extern struct hostent *_gethtbyname2(); struct hostent *hp; if (_res.options & RES_USE_INET6) { diff --git a/resolv/herror.c b/resolv/herror.c index c143cec28c..0aaf29f9db 100644 --- a/resolv/herror.c +++ b/resolv/herror.c @@ -80,7 +80,6 @@ const int h_nerr = { sizeof h_errlist / sizeof h_errlist[0] }; void herror(const char *s) { struct iovec iov[4], *v = iov; - extern int * __h_errno(); if (s != NULL && *s != '\0') { v->iov_base = (/*noconst*/ char *)s; diff --git a/resolv/res_debug.c b/resolv/res_debug.c index 839069de3d..9b308b189a 100644 --- a/resolv/res_debug.c +++ b/resolv/res_debug.c @@ -626,8 +626,7 @@ static const unsigned int poweroften[10]= /* takes an XeY precision/size value, returns a string representation. */ static const char * -precsize_ntoa(prec) - u_int8_t prec; +precsize_ntoa (u_int8_t prec) { static char retbuf[sizeof "90000000.00"]; /* XXX nonreentrant */ unsigned long val; @@ -644,8 +643,7 @@ precsize_ntoa(prec) /* converts ascii size/precision X * 10**Y(cm) to 0xXY. moves pointer. */ static u_int8_t -precsize_aton(strptr) - const char **strptr; +precsize_aton (const char **strptr) { unsigned int mval = 0, cmval = 0; u_int8_t retval = 0; @@ -686,9 +684,7 @@ precsize_aton(strptr) /* converts ascii lat/lon to unsigned encoded 32-bit number. moves pointer. */ static u_int32_t -latlon2ul(latlonstrptr,which) - const char **latlonstrptr; - int *which; +latlon2ul (const char **latlonstrptr, int *which) { const char *cp; u_int32_t retval; diff --git a/stdio-common/tst-fgets.c b/stdio-common/tst-fgets.c index b8e205c7dc..0aa9030e3a 100644 --- a/stdio-common/tst-fgets.c +++ b/stdio-common/tst-fgets.c @@ -5,7 +5,7 @@ static int do_test (void) { - FILE *fp = fmemopen ("hello", 5, "r"); + FILE *fp = fmemopen ((char *) "hello", 5, "r"); char buf[2]; char *bp = fgets (buf, sizeof (buf), fp); printf ("fgets: %s\n", bp == buf ? "OK" : "ERROR"); diff --git a/stdio-common/tstdiomisc.c b/stdio-common/tstdiomisc.c index 452a21f9cb..e89487cb45 100644 --- a/stdio-common/tstdiomisc.c +++ b/stdio-common/tstdiomisc.c @@ -46,6 +46,16 @@ t2 (void) return result; } +#if FLT_EVAL_METHOD == 2 +volatile long double dbl_max = LDBL_MAX; +# define FLT_FLT_FMT "%Lf %LF" +# define FLT_FLT_WFMT L"%Lf %LF" +#else +# define dbl_max DBL_MAX +# define FLT_FLT_FMT "%f %F" +# define FLT_FLT_WFMT L"%f %F" +#endif + static int F (void) { @@ -53,8 +63,9 @@ F (void) wchar_t wbuf[10]; int result; - snprintf (buf, sizeof buf, "%f %F", DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX, - DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX); + snprintf (buf, sizeof buf, FLT_FLT_FMT, + dbl_max * dbl_max - dbl_max * dbl_max, + dbl_max * dbl_max - dbl_max * dbl_max); result = strcmp (buf, "nan NAN") != 0; printf ("expected \"nan NAN\", got \"%s\"\n", buf); @@ -62,9 +73,9 @@ F (void) result |= strcmp (buf, "inf INF") != 0; printf ("expected \"inf INF\", got \"%s\"\n", buf); - swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%f %F", - DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX, - DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX); + swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), FLT_FLT_WFMT, + dbl_max * dbl_max - dbl_max * dbl_max, + dbl_max * dbl_max - dbl_max * dbl_max); result |= wcscmp (wbuf, L"nan NAN") != 0; printf ("expected L\"nan NAN\", got L\"%S\"\n", wbuf); diff --git a/string/test-memccpy.c b/string/test-memccpy.c index b581408f37..26532633df 100644 --- a/string/test-memccpy.c +++ b/string/test-memccpy.c @@ -1,5 +1,5 @@ /* Test and measure memccpy functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -109,8 +109,8 @@ do_test (size_t align1, size_t align2, int c, size_t len, size_t n, if (align2 + len >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0; i < len - 1; ++i) { diff --git a/string/test-memchr.c b/string/test-memchr.c index df866fe2d7..c233ead5dd 100644 --- a/string/test-memchr.c +++ b/string/test-memchr.c @@ -1,5 +1,5 @@ /* Test and measure memchr functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -89,7 +89,7 @@ do_test (size_t align, size_t pos, size_t len, int seek_char) { buf1[align + pos] = seek_char; buf1[align + len] = -seek_char; - result = buf1 + align + pos; + result = (char *) (buf1 + align + pos); } else { @@ -101,7 +101,7 @@ do_test (size_t align, size_t pos, size_t len, int seek_char) printf ("Length %4zd, alignment %2zd:", pos, align); FOR_EACH_IMPL (impl, 0) - do_one_test (impl, buf1 + align, seek_char, len, result); + do_one_test (impl, (char *) (buf1 + align), seek_char, len, result); if (HP_TIMING_AVAIL) putchar ('\n'); @@ -144,16 +144,17 @@ do_random_tests (void) } if (pos < len) - result = p + pos + align; + result = (char *) (p + pos + align); else result = NULL; FOR_EACH_IMPL (impl, 1) - if (CALL (impl, p + align, seek_char, len) != result) + if (CALL (impl, (char *) (p + align), seek_char, len) != result) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p", n, impl->name, align, seek_char, len, pos, - CALL (impl, p + align, seek_char, len), result, p); + CALL (impl, (char *) (p + align), seek_char, len), + result, p); ret = 1; } } diff --git a/string/test-memcmp.c b/string/test-memcmp.c index 89c104386b..af07a5e599 100644 --- a/string/test-memcmp.c +++ b/string/test-memcmp.c @@ -1,5 +1,5 @@ /* Test and measure memcmp functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -88,8 +88,8 @@ do_test (size_t align1, size_t align2, size_t len, int exp_result) if (align2 + len >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0; i < len; i++) s1[i] = s2[i] = 1 + 23 * i % 255; @@ -161,7 +161,7 @@ do_random_tests (void) FOR_EACH_IMPL (impl, 1) { - r = CALL (impl, p1 + align1, p2 + align2, len); + r = CALL (impl, (char *) (p1 + align1), (char *) (p2 + align2), len); /* Test whether on 64-bit architectures where ABI requires callee to promote has the promotion been done. */ asm ("" : "=g" (r) : "0" (r)); diff --git a/string/test-memcpy.c b/string/test-memcpy.c index adc90da767..7b0723a65a 100644 --- a/string/test-memcpy.c +++ b/string/test-memcpy.c @@ -1,5 +1,5 @@ /* Test and measure memcpy functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -102,8 +102,8 @@ do_test (size_t align1, size_t align2, size_t len) if (align2 + len >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0, j = 1; i < len; i++, j += 23) s1[i] = j; @@ -190,7 +190,9 @@ do_random_tests (void) if (j > size2) j = size2; memset (p2, c, j); - res = CALL (impl, p2 + align2, p1 + align1, len); + res = (unsigned char *) CALL (impl, + (char *) (p2 + align2), + (char *) (p1 + align1), len); if (res != MEMCPY_RESULT (p2 + align2, len)) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p", diff --git a/string/test-memmove.c b/string/test-memmove.c index 9531aa82d8..2f3a8f7631 100644 --- a/string/test-memmove.c +++ b/string/test-memmove.c @@ -101,8 +101,8 @@ do_test (size_t align1, size_t align2, size_t len) if (align2 + len >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0, j = 1; i < len; i++, j += 23) s1[i] = j; @@ -111,7 +111,7 @@ do_test (size_t align1, size_t align2, size_t len) printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2); FOR_EACH_IMPL (impl, 0) - do_one_test (impl, s2, buf2 + align1, s1, len); + do_one_test (impl, s2, (char *) (buf2 + align1), s1, len); if (HP_TIMING_AVAIL) putchar ('\n'); @@ -179,7 +179,9 @@ do_random_tests (void) { memset (p2 + dststart, c, dstend - dststart); memcpy (p2 + srcstart, p1 + srcstart, srcend - srcstart); - res = CALL (impl, p2 + align2, p2 + align1, len); + res = (unsigned char *) CALL (impl, + (char *) (p2 + align2), + (char *) (p2 + align1), len); if (res != p2 + align2) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p", diff --git a/string/test-strcat.c b/string/test-strcat.c index 53c8462839..443752069c 100644 --- a/string/test-strcat.c +++ b/string/test-strcat.c @@ -1,5 +1,5 @@ /* Test and measure strcat functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -91,8 +91,8 @@ do_test (size_t align1, size_t align2, size_t len1, size_t len2, int max_char) if (align2 + len1 + len2 >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0; i < len1; ++i) s1[i] = 32 + 23 * i % (max_char - 32); @@ -175,7 +175,8 @@ do_random_tests (void) memset (p2 - 64, '\1', align2 + 64); memset (p2 + align2 + len2 + 1, '\1', 512 - align2 - len2 - 1); memcpy (p2 + align2, buf1, len2 + 1); - res = CALL (impl, p2 + align2, p1 + align1); + res = (unsigned char *) CALL (impl, (char *) (p2 + align2), + (char *) (p1 + align1)); if (res != p2 + align2) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd %zd) %p != %p", diff --git a/string/test-strchr.c b/string/test-strchr.c index 1333ebc8bc..cf25b449d9 100644 --- a/string/test-strchr.c +++ b/string/test-strchr.c @@ -101,10 +101,10 @@ do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char) if (pos < len) { buf1[align + pos] = seek_char; - result = buf1 + align + pos; + result = (char *) (buf1 + align + pos); } else if (seek_char == 0) - result = buf1 + align + len; + result = (char *) (buf1 + align + len); else result = NULL; @@ -112,7 +112,7 @@ do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char) printf ("Length %4zd, alignment %2zd:", pos, align); FOR_EACH_IMPL (impl, 0) - do_one_test (impl, buf1 + align, seek_char, result); + do_one_test (impl, (char *) (buf1 + align), seek_char, result); if (HP_TIMING_AVAIL) putchar ('\n'); @@ -166,18 +166,18 @@ do_random_tests (void) } if (pos <= len) - result = p + pos + align; + result = (char *) (p + pos + align); else if (seek_char == 0) - result = p + len + align; + result = (char *) (p + len + align); else result = NULL; FOR_EACH_IMPL (impl, 1) - if (CALL (impl, p + align, seek_char) != result) + if (CALL (impl, (char *) (p + align), seek_char) != result) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p", n, impl->name, align, seek_char, len, pos, - CALL (impl, p + align, seek_char), result, p); + CALL (impl, (char *) (p + align), seek_char), result, p); ret = 1; } } diff --git a/string/test-strcmp.c b/string/test-strcmp.c index af49f14fe1..769e9828fd 100644 --- a/string/test-strcmp.c +++ b/string/test-strcmp.c @@ -1,5 +1,5 @@ /* Test and measure strcmp functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -103,8 +103,8 @@ do_test (size_t align1, size_t align2, size_t len, int max_char, if (align2 + len + 1 >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0; i < len; i++) s1[i] = s2[i] = 1 + 23 * i % max_char; @@ -198,7 +198,7 @@ do_random_tests (void) FOR_EACH_IMPL (impl, 1) { - r = CALL (impl, p1 + align1, p2 + align2); + r = CALL (impl, (char *) (p1 + align1), (char *) (p2 + align2)); /* Test whether on 64-bit architectures where ABI requires callee to promote has the promotion been done. */ asm ("" : "=g" (r) : "0" (r)); diff --git a/string/test-strcpy.c b/string/test-strcpy.c index dbfbb9294d..6a2ea2510e 100644 --- a/string/test-strcpy.c +++ b/string/test-strcpy.c @@ -1,5 +1,5 @@ /* Test and measure strcpy functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -92,8 +92,8 @@ do_test (size_t align1, size_t align2, size_t len, int max_char) if (align2 + len >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0; i < len; i++) s1[i] = 32 + 23 * i % (max_char - 32); @@ -148,7 +148,8 @@ do_random_tests (void) FOR_EACH_IMPL (impl, 1) { memset (p2 - 64, '\1', 512 + 64); - res = CALL (impl, p2 + align2, p1 + align1); + res = (unsigned char *) CALL (impl, (char *) (p2 + align2), + (char *) (p1 + align1)); if (res != STRCPY_RESULT (p2 + align2, len)) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p", diff --git a/string/test-strlen.c b/string/test-strlen.c index 82ad95e5cc..e01befbf46 100644 --- a/string/test-strlen.c +++ b/string/test-strlen.c @@ -1,5 +1,5 @@ /* Test and measure strlen functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -92,7 +92,7 @@ do_test (size_t align, size_t len, int max_char) printf ("Length %4zd, alignment %2zd:", len, align); FOR_EACH_IMPL (impl, 0) - do_one_test (impl, buf1 + align, len); + do_one_test (impl, (char *) (buf1 + align), len); if (HP_TIMING_AVAIL) putchar ('\n'); @@ -127,10 +127,11 @@ do_random_tests (void) } FOR_EACH_IMPL (impl, 1) - if (CALL (impl, p + align) != len) + if (CALL (impl, (char *) (p + align)) != len) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd) %zd != %zd, p %p", - n, impl->name, align, CALL (impl, p + align), len, p); + n, impl->name, align, CALL (impl, (char *) (p + align)), + len, p); ret = 1; } } diff --git a/string/test-strncpy.c b/string/test-strncpy.c index 62b83166a3..d7a714cef1 100644 --- a/string/test-strncpy.c +++ b/string/test-strncpy.c @@ -1,5 +1,5 @@ /* Test and measure strncpy functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -124,8 +124,8 @@ do_test (size_t align1, size_t align2, size_t len, size_t n, int max_char) if (align2 + len >= page_size) return; - s1 = buf1 + align1; - s2 = buf2 + align2; + s1 = (char *) (buf1 + align1); + s2 = (char *) (buf2 + align2); for (i = 0; i < len; ++i) s1[i] = 32 + 23 * i % (max_char - 32); @@ -215,7 +215,9 @@ do_random_tests (void) FOR_EACH_IMPL (impl, 1) { memset (p2 - 64, '\1', 512 + 64); - res = CALL (impl, p2 + align2, p1 + align1, size); + res = (unsigned char *) CALL (impl, + (char *) (p2 + align2), + (char *) (p1 + align1), size); if (res != STRNCPY_RESULT (p2 + align2, len, size)) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p", diff --git a/string/test-strpbrk.c b/string/test-strpbrk.c index 2ec52fd286..f3ed2080bc 100644 --- a/string/test-strpbrk.c +++ b/string/test-strpbrk.c @@ -1,5 +1,5 @@ /* Test and measure strpbrk functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -102,8 +102,8 @@ do_test (size_t align, size_t pos, size_t len) if (align + pos + 10 >= page_size || len > 240) return; - rej = buf2 + (random () & 255); - s = buf1 + align; + rej = (char *) (buf2 + (random () & 255)); + s = (char *) (buf1 + align); for (i = 0; i < len; ++i) { @@ -182,7 +182,7 @@ do_random_tests (void) } rej[i] = '\0'; for (c = 1; c <= 255; ++c) - if (strchr (rej, c) == NULL) + if (strchr ((char *) rej, c) == NULL) break; j = (pos > len ? pos : len) + align + 64; if (j > 512) @@ -199,23 +199,24 @@ do_random_tests (void) else { p[i] = random () & 255; - if (strchr (rej, p[i])) + if (strchr ((char *) rej, p[i])) { p[i] = random () & 255; - if (strchr (rej, p[i])) + if (strchr ((char *) rej, p[i])) p[i] = c; } } } - result = STRPBRK_RESULT (p + align, pos < len ? pos : len); + result = STRPBRK_RESULT ((char *) (p + align), pos < len ? pos : len); FOR_EACH_IMPL (impl, 1) - if (CALL (impl, p + align, rej) != result) + if (CALL (impl, (char *) (p + align), (char *) rej) != result) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd, %zd) %p != %p", n, impl->name, align, rej, rlen, pos, len, - (void *) CALL (impl, p + align, rej), (void *) result); + (void *) CALL (impl, (char *) (p + align), (char *) rej), + (void *) result); ret = 1; } } diff --git a/string/test-strrchr.c b/string/test-strrchr.c index 5aff75aeba..92e8ab1bb1 100644 --- a/string/test-strrchr.c +++ b/string/test-strrchr.c @@ -1,5 +1,5 @@ /* Test and measure strrchr functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -95,10 +95,10 @@ do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char) if (pos < len) { buf1[align + pos] = seek_char; - result = buf1 + align + pos; + result = (char *) (buf1 + align + pos); } else if (seek_char == 0) - result = buf1 + align + len; + result = (char *) (buf1 + align + len); else result = NULL; @@ -106,7 +106,7 @@ do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char) printf ("Length %4zd, alignment %2zd:", pos, align); FOR_EACH_IMPL (impl, 0) - do_one_test (impl, buf1 + align, seek_char, result); + do_one_test (impl, (char *) (buf1 + align), seek_char, result); if (HP_TIMING_AVAIL) putchar ('\n'); @@ -165,18 +165,18 @@ do_random_tests (void) } if (pos <= len) - result = p + pos + align; + result = (char *) (p + pos + align); else if (seek_char == 0) - result = p + len + align; + result = (char *) (p + len + align); else result = NULL; FOR_EACH_IMPL (impl, 1) - if (CALL (impl, p + align, seek_char) != result) + if (CALL (impl, (char *) (p + align), seek_char) != result) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p", n, impl->name, align, seek_char, len, pos, - CALL (impl, p + align, seek_char), result, p); + CALL (impl, (char *) (p + align), seek_char), result, p); ret = 1; } } diff --git a/string/test-strspn.c b/string/test-strspn.c index de7351fe8c..15cf4923f0 100644 --- a/string/test-strspn.c +++ b/string/test-strspn.c @@ -1,5 +1,5 @@ /* Test and measure strspn functions. - Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999,2002,2003,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Jakub Jelinek <jakub@redhat.com>, 1999. @@ -104,8 +104,8 @@ do_test (size_t align, size_t pos, size_t len) if (align + pos + 10 >= page_size || len > 240 || ! len) return; - acc = buf2 + (random () & 255); - s = buf1 + align; + acc = (char *) (buf2 + (random () & 255)); + s = (char *) (buf1 + align); for (i = 0; i < len; ++i) { @@ -183,7 +183,7 @@ do_random_tests (void) else if (i == pos + align) { p[i] = random () & 255; - if (strchr (acc, p[i])) + if (strchr ((char *) acc, p[i])) p[i] = '\0'; } else if (i < align || i > pos + align) @@ -193,11 +193,13 @@ do_random_tests (void) } FOR_EACH_IMPL (impl, 1) - if (CALL (impl, p + align, acc) != (pos < len ? pos : len)) + if (CALL (impl, (char *) (p + align), + (char *) acc) != (pos < len ? pos : len)) { error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd, %zd) %zd != %zd", n, impl->name, align, acc, alen, pos, len, - CALL (impl, p + align, acc), (pos < len ? pos : len)); + CALL (impl, (char *) (p + align), (char *) acc), + (pos < len ? pos : len)); ret = 1; } } diff --git a/sysdeps/alpha/bits/setjmp.h b/sysdeps/alpha/bits/setjmp.h index c603a35554..71b7738c37 100644 --- a/sysdeps/alpha/bits/setjmp.h +++ b/sysdeps/alpha/bits/setjmp.h @@ -1,5 +1,5 @@ /* Define the machine-dependent type `jmp_buf'. Alpha version. - Copyright (C) 1992, 1997, 2003 Free Software Foundation, Inc. + Copyright (C) 1992, 1997, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -80,8 +80,8 @@ typedef long int __jmp_buf[17]; /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ - ((void *)(_address) < (void *)((_jmpbuf)[JB_SP])) +#define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \ + ((void *)(_address) < (void *) _demangle ((_jmpbuf)[JB_SP])) #endif #endif /* bits/setjmp.h */ diff --git a/sysdeps/hppa/bits/setjmp.h b/sysdeps/hppa/bits/setjmp.h index 4395b8f562..07ea01eb97 100644 --- a/sysdeps/hppa/bits/setjmp.h +++ b/sysdeps/hppa/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2000 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -39,7 +39,8 @@ typedef double __jmp_buf[21]; /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ - ((void *)(_address) > (void *)(((unsigned long *) _jmpbuf)[JB_SP])) +#define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \ + ((void *) (_address) > \ + (void *) _demangle ((((unsigned long *) _jmpbuf)[JB_SP]))) #endif /* bits/setjmp.h */ diff --git a/sysdeps/i386/__longjmp.S b/sysdeps/i386/__longjmp.S index aced5f42c9..10a4650fb0 100644 --- a/sysdeps/i386/__longjmp.S +++ b/sysdeps/i386/__longjmp.S @@ -32,6 +32,36 @@ ENTRY (BP_SYM (__longjmp)) ENTER +#ifdef PTR_DEMANGLE + movl JBUF(%esp), %eax /* User's jmp_buf in %eax. */ + CHECK_BOUNDS_BOTH_WIDE (%eax, JBUF(%esp), $JB_SIZE) + + /* Save the return address now. */ + movl (JB_PC*4)(%eax), %edx + /* Get the stack pointer. */ + movl (JB_SP*4)(%eax), %ecx + PTR_DEMANGLE (%edx) + PTR_DEMANGLE (%ecx) + cfi_def_cfa(%eax, 0) + cfi_register(%eip, %edx) + cfi_register(%esp, %ecx) + cfi_offset(%ebx, JB_BX*4) + cfi_offset(%esi, JB_SI*4) + cfi_offset(%edi, JB_DI*4) + cfi_offset(%ebp, JB_BP*4) + /* Restore registers. */ + movl (JB_BX*4)(%eax), %ebx + movl (JB_SI*4)(%eax), %esi + movl (JB_DI*4)(%eax), %edi + movl (JB_BP*4)(%eax), %ebp + cfi_restore(%ebx) + cfi_restore(%esi) + cfi_restore(%edi) + cfi_restore(%ebp) + + movl VAL(%esp), %eax /* Second argument is return value. */ + movl %ecx, %esp +#else movl JBUF(%esp), %ecx /* User's jmp_buf in %ecx. */ CHECK_BOUNDS_BOTH_WIDE (%ecx, JBUF(%esp), $JB_SIZE) @@ -44,8 +74,6 @@ ENTRY (BP_SYM (__longjmp)) movl (JB_DI*4)(%ecx), %edi movl (JB_BP*4)(%ecx), %ebp movl (JB_SP*4)(%ecx), %esp -#ifdef PTR_DEMANGLE - PTR_DEMANGLE (%edx) #endif /* Jump to saved PC. */ jmp *%edx diff --git a/sysdeps/i386/bits/setjmp.h b/sysdeps/i386/bits/setjmp.h index 107fe58b35..d99a726ba3 100644 --- a/sysdeps/i386/bits/setjmp.h +++ b/sysdeps/i386/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998, 2000, 2001, 2003 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 2000, 2001, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -40,7 +40,7 @@ typedef int __jmp_buf[6]; /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[JB_SP]) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)[JB_SP])) #endif /* bits/setjmp.h */ diff --git a/sysdeps/i386/bsd-_setjmp.S b/sysdeps/i386/bsd-_setjmp.S index f80d239323..99cc79160a 100644 --- a/sysdeps/i386/bsd-_setjmp.S +++ b/sysdeps/i386/bsd-_setjmp.S @@ -44,6 +44,9 @@ ENTRY (BP_SYM (_setjmp)) movl %esi, (JB_SI*4)(%edx) movl %edi, (JB_DI*4)(%edx) leal JMPBUF(%esp), %ecx /* Save SP as it will be after we return. */ +#ifdef PTR_MANGLE + PTR_MANGLE (%ecx) +#endif movl %ecx, (JB_SP*4)(%edx) movl PCOFF(%esp), %ecx /* Save PC we are returning to now. */ #ifdef PTR_MANGLE diff --git a/sysdeps/i386/bsd-setjmp.S b/sysdeps/i386/bsd-setjmp.S index f4257a0dc5..02c76a8c79 100644 --- a/sysdeps/i386/bsd-setjmp.S +++ b/sysdeps/i386/bsd-setjmp.S @@ -46,6 +46,9 @@ ENTRY (BP_SYM (setjmp)) movl %esi, (JB_SI*4)(%eax) movl %edi, (JB_DI*4)(%eax) leal JMPBUF(%esp), %ecx /* Save SP as it will be after we return. */ +#ifdef PTR_MANGLE + PTR_MANGLE (%ecx) +#endif movl %ecx, (JB_SP*4)(%eax) movl PCOFF(%esp), %ecx /* Save PC we are returning to now. */ #ifdef PTR_MANGLE diff --git a/sysdeps/i386/setjmp.S b/sysdeps/i386/setjmp.S index 747499adc2..94dcbf2e1f 100644 --- a/sysdeps/i386/setjmp.S +++ b/sysdeps/i386/setjmp.S @@ -40,6 +40,9 @@ ENTRY (BP_SYM (__sigsetjmp)) movl %esi, (JB_SI*4)(%eax) movl %edi, (JB_DI*4)(%eax) leal JMPBUF(%esp), %ecx /* Save SP as it will be after we return. */ +#ifdef PTR_MANGLE + PTR_MANGLE (%ecx) +#endif movl %ecx, (JB_SP*4)(%eax) movl PCOFF(%esp), %ecx /* Save PC we are returning to now. */ #ifdef PTR_MANGLE diff --git a/sysdeps/m68k/bits/setjmp.h b/sysdeps/m68k/bits/setjmp.h index 193eec3509..612582af26 100644 --- a/sysdeps/m68k/bits/setjmp.h +++ b/sysdeps/m68k/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -44,7 +44,7 @@ typedef struct /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)->__sp) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)->__sp)) #endif /* bits/setjmp.h */ diff --git a/sysdeps/mach/hurd/errno.c b/sysdeps/mach/hurd/errno.c new file mode 100644 index 0000000000..a29091b5e2 --- /dev/null +++ b/sysdeps/mach/hurd/errno.c @@ -0,0 +1 @@ +/* No definition of `errno' variable on the Hurd. */ diff --git a/sysdeps/mach/hurd/ioctl.c b/sysdeps/mach/hurd/ioctl.c index 6a540241a4..bcc78bc84e 100644 --- a/sysdeps/mach/hurd/ioctl.c +++ b/sysdeps/mach/hurd/ioctl.c @@ -58,7 +58,16 @@ __ioctl (int fd, unsigned long int request, ...) struct { #ifdef MACH_MSG_TYPE_BIT - mig_reply_header_t header; + union + { + mig_reply_header_t header; + struct + { + mach_msg_header_t Head; + int RetCodeType; + kern_return_t RetCode; + } header_typecheck; + }; char data[3 * sizeof (mach_msg_type_t) + msg_align (_IOT_COUNT0 (type) * typesize (_IOT_TYPE0 (type))) + msg_align (_IOT_COUNT1 (type) * typesize (_IOT_TYPE1 (type))) + @@ -192,7 +201,7 @@ __ioctl (int fd, unsigned long int request, ...) return MIG_TYPE_ERROR; #ifdef MACH_MSG_TYPE_BIT - if (*(int *) &msg.header.RetCodeType != + if (msg.header_typecheck.RetCodeType != ((union { mach_msg_type_t t; int i; }) { t: io2mach_type (1, _IOTS (msg.header.RetCode)) }).i) return MIG_TYPE_ERROR; diff --git a/sysdeps/mach/hurd/jmp-unwind.c b/sysdeps/mach/hurd/jmp-unwind.c index 4624ad9e26..a522aa715a 100644 --- a/sysdeps/mach/hurd/jmp-unwind.c +++ b/sysdeps/mach/hurd/jmp-unwind.c @@ -1,5 +1,5 @@ /* _longjmp_unwind -- Clean up stack frames unwound by longjmp. Hurd version. - Copyright (C) 1995, 1996 Free Software Foundation, Inc. + Copyright (C) 1995, 1996, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -22,12 +22,22 @@ #include <hurd/signal.h> #include <hurd/sigpreempt.h> #include <assert.h> +#include <stdint.h> #ifndef _JMPBUF_UNWINDS #error "<bits/setjmp.h> fails to define _JMPBUF_UNWINDS" #endif +static inline uintptr_t +demangle_ptr (uintptr_t x) +{ +# ifdef PTR_DEMANGLE + PTR_DEMANGLE (x); +# endif + return x; +} + /* This function is called by `longjmp' (with its arguments) to restore active resources to a sane state before the frames code using them are jumped out of. */ @@ -46,7 +56,7 @@ _longjmp_unwind (jmp_buf env, int val) /* Remove local signal preemptors being unwound past. */ while (ss->preemptors && - _JMPBUF_UNWINDS (env[0].__jmpbuf, ss->preemptors)) + _JMPBUF_UNWINDS (env[0].__jmpbuf, ss->preemptors, demangle_ptr)) ss->preemptors = ss->preemptors->next; __spin_unlock (&ss->lock); @@ -56,7 +66,7 @@ _longjmp_unwind (jmp_buf env, int val) in stack frames being unwound by this jump. */ for (link = ss->active_resources; - link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link); + link && _JMPBUF_UNWINDS (env[0].__jmpbuf, link, demangle_ptr); link = link->thread.next) /* Remove this link from the resource's users list, since the frame using the resource is being unwound. diff --git a/sysdeps/mips/bits/setjmp.h b/sysdeps/mips/bits/setjmp.h index 74caae8cba..5f7c82b864 100644 --- a/sysdeps/mips/bits/setjmp.h +++ b/sysdeps/mips/bits/setjmp.h @@ -80,7 +80,7 @@ typedef struct /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[0].__sp) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)[0].__sp)) #endif /* _MIPS_BITS_SETJMP_H */ diff --git a/sysdeps/posix/libc_fatal.c b/sysdeps/posix/libc_fatal.c index 9dfac68006..c611b84363 100644 --- a/sysdeps/posix/libc_fatal.c +++ b/sysdeps/posix/libc_fatal.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1993,1994,1995,1997,2000,2004 Free Software Foundation, Inc. +/* Copyright (C) 1993,1994,1995,1997,2000,2004,2005 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -73,7 +74,7 @@ __libc_message (int do_abort, const char *fmt, ...) while (*cp != '\0') { /* Find the next "%s" or the end of the string. */ - char *next = cp; + const char *next = cp; while (next[0] != '%' || next[1] != 's') { next = __strchrnul (next + 1, '%'); @@ -114,7 +115,7 @@ __libc_message (int do_abort, const char *fmt, ...) for (int cnt = nlist - 1; cnt >= 0; --cnt) { - iov[cnt].iov_base = list->str; + iov[cnt].iov_base = (char *) list->str; iov[cnt].iov_len = list->len; total += list->len; list = list->next; diff --git a/sysdeps/powerpc/bits/setjmp.h b/sysdeps/powerpc/bits/setjmp.h index 3134916a51..6b35fb440b 100644 --- a/sysdeps/powerpc/bits/setjmp.h +++ b/sysdeps/powerpc/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998, 2000, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 2000, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -74,7 +74,7 @@ typedef long int __jmp_buf[64 + (12 * 4)] __attribute__ ((__aligned__ (16))); /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[JB_GPR1]) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)[JB_GPR1])) #endif /* bits/setjmp.h */ diff --git a/sysdeps/powerpc/powerpc32/__longjmp-common.S b/sysdeps/powerpc/powerpc32/__longjmp-common.S index 80f5905208..d3f5545579 100644 --- a/sysdeps/powerpc/powerpc32/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc32/__longjmp-common.S @@ -43,6 +43,7 @@ ENTRY (BP_SYM (__longjmp)) lwz r20,((JB_GPRS+6)*4)(r3) #ifdef PTR_DEMANGLE PTR_DEMANGLE (r0, r25) + PTR_DEMANGLE2 (r1, r25) #endif mtlr r0 lwz r21,((JB_GPRS+7)*4)(r3) diff --git a/sysdeps/powerpc/powerpc32/dl-start.S b/sysdeps/powerpc/powerpc32/dl-start.S index e1f7f6e24a..7403a352fa 100644 --- a/sysdeps/powerpc/powerpc32/dl-start.S +++ b/sysdeps/powerpc/powerpc32/dl-start.S @@ -1,5 +1,5 @@ /* Machine-dependent ELF startup code. PowerPC version. - Copyright (C) 1995-2000, 2002, 2004 Free Software Foundation, Inc. + Copyright (C) 1995-2000, 2002, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -98,6 +98,7 @@ ENTRY(_dl_start_user) Take the opportunity to clear LR, so anyone who accidentally returns from _start gets SEGV. Also clear the next few words of the stack. */ +ENTRY(_dl_main_dispatch) li r31,0 stw r31,0(r1) mtlr r31 diff --git a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S index 73cc8181f9..022d7ebbad 100644 --- a/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S @@ -1,5 +1,5 @@ /* longjmp for PowerPC. - Copyright (C) 1995-99, 2000, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1995-99, 2000, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -128,6 +128,10 @@ L(no_vmx): lfd fp19,((JB_FPRS+5*2)*4)(r3) lwz r20,((JB_GPRS+6)*4)(r3) lfd fp20,((JB_FPRS+6*2)*4)(r3) +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (r0, r25) + PTR_DEMANGLE2 (r1, r25) +#endif mtlr r0 lwz r21,((JB_GPRS+7)*4)(r3) lfd fp21,((JB_FPRS+7*2)*4)(r3) diff --git a/sysdeps/powerpc/powerpc32/fpu/setjmp-common.S b/sysdeps/powerpc/powerpc32/fpu/setjmp-common.S index cf3f215f2d..3afcf66fb9 100644 --- a/sysdeps/powerpc/powerpc32/fpu/setjmp-common.S +++ b/sysdeps/powerpc/powerpc32/fpu/setjmp-common.S @@ -1,5 +1,5 @@ /* setjmp for PowerPC. - Copyright (C) 1995-99, 2000, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1995-2000, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -32,10 +32,19 @@ ENTRY (BP_SYM (__sigsetjmp)) CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#ifdef PTR_MANGLE + mr r5,r1 + PTR_MANGLE(r5, r6) + stw r5,(JB_GPR1*4)(3) +#else stw r1,(JB_GPR1*4)(3) +#endif mflr r0 stw r14,((JB_GPRS+0)*4)(3) stfd fp14,((JB_FPRS+0*2)*4)(3) +#ifdef PTR_MANGLE + PTR_MANGLE2 (r0, r6) +#endif stw r0,(JB_LR*4)(3) stw r15,((JB_GPRS+1)*4)(3) stfd fp15,((JB_FPRS+1*2)*4)(3) @@ -95,9 +104,9 @@ ENTRY (BP_SYM (__sigsetjmp)) lwz r5,0(r5) # endif # else - lis r5,_dl_hwcap@ha - lwz r5,_dl_hwcap@l(r5) -#endif + lis r6,_dl_hwcap@ha + lwz r5,_dl_hwcap@l(r6) +# endif andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16) beq L(no_vmx) la r5,((JB_VRS)*4)(3) diff --git a/sysdeps/powerpc/powerpc32/hp-timing.h b/sysdeps/powerpc/powerpc32/hp-timing.h new file mode 100644 index 0000000000..b62b0f2138 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/hp-timing.h @@ -0,0 +1,82 @@ +/* High precision, low overhead timing functions. Linux/PPC32 version. + Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _HP_TIMING_H +#define _HP_TIMING_H 1 + + +/* There are no generic definitions for the times. We could write something + using the `gettimeofday' system call where available but the overhead of + the system call might be too high. + + In case a platform supports timers in the hardware the following macros + and types must be defined: + + - HP_TIMING_AVAIL: test for availability. + + - HP_TIMING_INLINE: this macro is non-zero if the functionality is not + implemented using function calls but instead uses some inlined code + which might simply consist of a few assembler instructions. We have to + know this since we might want to use the macros here in places where we + cannot make function calls. + + - hp_timing_t: This is the type for variables used to store the time + values. + + - HP_TIMING_ZERO: clear `hp_timing_t' object. + + - HP_TIMING_NOW: place timestamp for current time in variable given as + parameter. + + - HP_TIMING_DIFF_INIT: do whatever is necessary to be able to use the + HP_TIMING_DIFF macro. + + - HP_TIMING_DIFF: compute difference between two times and store it + in a third. Source and destination might overlap. + + - HP_TIMING_ACCUM: add time difference to another variable. This might + be a bit more complicated to implement for some platforms as the + operation should be thread-safe and 64bit arithmetic on 32bit platforms + is not. + + - HP_TIMING_ACCUM_NT: this is the variant for situations where we know + there are no threads involved. + + - HP_TIMING_PRINT: write decimal representation of the timing value into + the given string. This operation need not be inline even though + HP_TIMING_INLINE is specified. + +*/ + +/* Provide dummy definitions. */ +#define HP_TIMING_AVAIL (0) +#define HP_TIMING_INLINE (0) +typedef unsigned long long int hp_timing_t; +#define HP_TIMING_ZERO(Var) +#define HP_TIMING_NOW(var) +#define HP_TIMING_DIFF_INIT() +#define HP_TIMING_DIFF(Diff, Start, End) +#define HP_TIMING_ACCUM(Sum, Diff) +#define HP_TIMING_ACCUM_NT(Sum, Diff) +#define HP_TIMING_PRINT(Buf, Len, Val) + +/* Since this implementation is not available we tell the user about it. */ +#define HP_TIMING_NONAVAIL 1 + +#endif /* hp-timing.h */ diff --git a/sysdeps/powerpc/powerpc32/setjmp-common.S b/sysdeps/powerpc/powerpc32/setjmp-common.S index 750075459c..69d36cce03 100644 --- a/sysdeps/powerpc/powerpc32/setjmp-common.S +++ b/sysdeps/powerpc/powerpc32/setjmp-common.S @@ -33,11 +33,18 @@ ENTRY (BP_SYM (__sigsetjmp)) CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#ifdef PTR_MANGLE + mr r5,r1 + PTR_MANGLE(r5, r10) + stw r5,(JB_GPR1*4)(3) +#else stw r1,(JB_GPR1*4)(3) +#endif mflr r0 stw r14,((JB_GPRS+0)*4)(3) #ifdef PTR_MANGLE - PTR_MANGLE (r0, r10) + PTR_MANGLE2 (r0, r10) + li r10,0 #endif stw r0,(JB_LR*4)(3) stw r15,((JB_GPRS+1)*4)(3) diff --git a/sysdeps/powerpc/powerpc64/__longjmp-common.S b/sysdeps/powerpc/powerpc64/__longjmp-common.S index 73967e0093..bf7e32446d 100644 --- a/sysdeps/powerpc/powerpc64/__longjmp-common.S +++ b/sysdeps/powerpc/powerpc64/__longjmp-common.S @@ -109,6 +109,9 @@ aligned_restore_vmx: L(no_vmx): #endif ld r1,(JB_GPR1*8)(r3) +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (r1, r25) +#endif ld r2,(JB_GPR2*8)(r3) ld r0,(JB_LR*8)(r3) ld r14,((JB_GPRS+0)*8)(r3) @@ -129,7 +132,7 @@ L(no_vmx): ld r20,((JB_GPRS+6)*8)(r3) lfd fp20,((JB_FPRS+6)*8)(r3) #ifdef PTR_DEMANGLE - PTR_DEMANGLE (r0, r25) + PTR_DEMANGLE2 (r0, r25) #endif mtlr r0 /* std r2,40(r1) Restore the TOC save area. */ diff --git a/sysdeps/powerpc/powerpc64/setjmp-common.S b/sysdeps/powerpc/powerpc64/setjmp-common.S index 4098fd63f5..11ecedf2c1 100644 --- a/sysdeps/powerpc/powerpc64/setjmp-common.S +++ b/sysdeps/powerpc/powerpc64/setjmp-common.S @@ -46,7 +46,13 @@ ENTRY (BP_SYM (__sigsetjmp)) .hidden JUMPTARGET(GLUE(__sigsetjmp,_ent)) JUMPTARGET(GLUE(__sigsetjmp,_ent)): CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE) +#ifdef PTR_MANGLE + mr r5, r1 + PTR_MANGLE (r5, r6) + std r5,(JB_GPR1*8)(3) +#else std r1,(JB_GPR1*8)(3) +#endif mflr r0 #if defined SHARED && !defined IS_IN_rtld ld r5,40(r1) /* Retrieve the callers TOC. */ @@ -57,7 +63,7 @@ JUMPTARGET(GLUE(__sigsetjmp,_ent)): std r14,((JB_GPRS+0)*8)(3) stfd fp14,((JB_FPRS+0)*8)(3) #ifdef PTR_MANGLE - PTR_MANGLE (r0, r10) + PTR_MANGLE2 (r0, r6) #endif std r0,(JB_LR*8)(3) std r15,((JB_GPRS+1)*8)(3) @@ -97,14 +103,14 @@ JUMPTARGET(GLUE(__sigsetjmp,_ent)): std r31,((JB_GPRS+17)*8)(3) stfd fp31,((JB_FPRS+17)*8)(3) #ifndef __NO_VMX__ - ld r5,.LC__dl_hwcap@toc(r2) + ld r6,.LC__dl_hwcap@toc(r2) # ifdef SHARED /* Load _rtld-global._dl_hwcap. */ - ld r5,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r5) + ld r6,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r6) # else - ld r5,0(r5) /* Load extern _dl_hwcap. */ + ld r6,0(r6) /* Load extern _dl_hwcap. */ # endif - andis. r5,r5,(PPC_FEATURE_HAS_ALTIVEC >> 16) + andis. r6,r6,(PPC_FEATURE_HAS_ALTIVEC >> 16) beq L(no_vmx) la r5,((JB_VRS)*8)(3) andi. r6,r5,0xf @@ -179,6 +185,8 @@ L(aligned_save_vmx): stvx 30,0,r5 stvx 31,0,r6 L(no_vmx): +#else + li r6,0 #endif #if defined NOT_IN_libc && defined IS_IN_rtld li r3,0 diff --git a/sysdeps/s390/bits/setjmp.h b/sysdeps/s390/bits/setjmp.h index 4009514763..01533ca367 100644 --- a/sysdeps/s390/bits/setjmp.h +++ b/sysdeps/s390/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. +/* Copyright (C) 2000, 2001, 2002, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -57,7 +57,7 @@ typedef struct { /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)->__gregs[__JB_GPR15]) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)->__gregs[__JB_GPR15])) #endif /* __S390_SETJMP_H__ */ diff --git a/sysdeps/sh/_mcount.S b/sysdeps/sh/_mcount.S index 1e7a1d95c9..069da13e98 100644 --- a/sysdeps/sh/_mcount.S +++ b/sysdeps/sh/_mcount.S @@ -1,5 +1,5 @@ /* Machine-specific calling sequence for `mcount' profiling function. SuperH - Copyright (C) 2001 Free Software Foundation, Inc. + Copyright (C) 2001, 2005 Free Software Foundation, Inc. Contributed by NIIBE Yutaka <gniibe@m17n.org> This file is part of the GNU C Library. @@ -22,14 +22,25 @@ ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(_mcount) ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(_mcount),function) + cfi_startproc .align 5 C_LABEL(_mcount) /* Save registers. */ mov.l r4,@-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r4, 0) mov.l r5,@-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r5, 0) mov.l r6,@-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r6, 0) mov.l r7,@-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r7, 0) sts.l pr,@-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (pr, 0) mov.l @(20,r15),r4 sts pr,r5 @@ -61,6 +72,7 @@ C_LABEL(_mcount) #else 1: .long C_SYMBOL_NAME(__mcount_internal) #endif + cfi_endproc ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(_mcount)) #undef mcount diff --git a/sysdeps/sh/bits/setjmp.h b/sysdeps/sh/bits/setjmp.h index 242720ca53..8ebb5c598e 100644 --- a/sysdeps/sh/bits/setjmp.h +++ b/sysdeps/sh/bits/setjmp.h @@ -50,7 +50,7 @@ typedef struct /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[0].__regs[7]) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)[0].__regs[7])) #endif /* bits/setjmp.h */ diff --git a/sysdeps/sh/sysdep.h b/sysdeps/sh/sysdep.h index 202c701a10..743631ad71 100644 --- a/sysdeps/sh/sysdep.h +++ b/sysdeps/sh/sysdep.h @@ -1,5 +1,5 @@ /* Assembler macros for SH. - Copyright (C) 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -52,10 +52,12 @@ ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),function) \ .align ALIGNARG(5); \ C_LABEL(name) \ + cfi_startproc; \ CALL_MCOUNT #undef END #define END(name) \ + cfi_endproc; \ ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(name)) /* If compiled for profiling, call `mcount' at the start of each function. */ @@ -63,12 +65,17 @@ #define CALL_MCOUNT \ mov.l 1f,r1; \ sts.l pr,@-r15; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (pr, 0); \ mova 2f,r0; \ jmp @r1; \ lds r0,pr; \ .align 2; \ 1: .long mcount; \ -2: lds.l @r15+,pr +2: lds.l @r15+,pr; \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (pr) + #else #define CALL_MCOUNT /* Do nothing. */ #endif diff --git a/sysdeps/sparc/sparc32/bits/setjmp.h b/sysdeps/sparc/sparc32/bits/setjmp.h index 76d7af02c7..12250d6980 100644 --- a/sysdeps/sparc/sparc32/bits/setjmp.h +++ b/sysdeps/sparc/sparc32/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -34,5 +34,5 @@ typedef int __jmp_buf[3]; /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((int) (address) < (jmpbuf)[JB_SP]) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((int) (address) < demangle ((jmpbuf)[JB_SP])) diff --git a/sysdeps/unix/sh/sysdep.S b/sysdeps/unix/sh/sysdep.S index 6e4798e45a..802d51f3be 100644 --- a/sysdeps/unix/sh/sysdep.S +++ b/sysdeps/unix/sh/sysdep.S @@ -40,14 +40,21 @@ skip: #else mov.l .L3, r1 sts.l pr, @-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (pr, 0) jsr @r1 mov.l r0, @-r15 + cfi_adjust_cfa_offset (4) mov.l @r15+, r1 + cfi_adjust_cfa_offset (-4) lds.l @r15+, pr + cfi_adjust_cfa_offset (-4) mov.l r1, @r0 #endif #else mov.l r12, @-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (r12, 0) #ifndef _LIBC_REENTRANT mov r0, r2 mov.l 0f, r12 @@ -58,7 +65,10 @@ skip: mov.l r2, @r1 #else mov.l r0, @-r15 + cfi_adjust_cfa_offset (4) sts.l pr, @-r15 + cfi_adjust_cfa_offset (4) + cfi_rel_offset (pr, 0) mov.l 0f, r12 mova 0f, r0 add r0, r12 diff --git a/sysdeps/unix/sysv/linux/clock_getres.c b/sysdeps/unix/sysv/linux/clock_getres.c index 2d0136dfeb..44dcccd150 100644 --- a/sysdeps/unix/sysv/linux/clock_getres.c +++ b/sysdeps/unix/sysv/linux/clock_getres.c @@ -1,5 +1,5 @@ /* clock_getres -- Get the resolution of a POSIX clockid_t. Linux version. - Copyright (C) 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -24,9 +24,17 @@ #include "kernel-features.h" +#ifndef HAVE_CLOCK_GETRES_VSYSCALL +# undef INTERNAL_VSYSCALL +# define INTERNAL_VSYSCALL INTERNAL_SYSCALL +# undef INLINE_VSYSCALL +# define INLINE_VSYSCALL INLINE_SYSCALL +#else +# include <bits/libc-vdso.h> +#endif #define SYSCALL_GETRES \ - retval = INLINE_SYSCALL (clock_getres, 2, clock_id, res); \ + retval = INLINE_VSYSCALL (clock_getres, 2, clock_id, res); \ break #ifdef __ASSUME_POSIX_TIMERS @@ -52,7 +60,7 @@ maybe_syscall_getres (clockid_t clock_id, struct timespec *res) if (!__libc_missing_posix_timers) { INTERNAL_SYSCALL_DECL (err); - int r = INTERNAL_SYSCALL (clock_getres, err, 2, clock_id, res); + int r = INTERNAL_VSYSCALL (clock_getres, err, 2, clock_id, res); if (!INTERNAL_SYSCALL_ERROR_P (r, err)) return 0; @@ -109,7 +117,7 @@ maybe_syscall_getres_cpu (clockid_t clock_id, struct timespec *res) if (!__libc_missing_posix_cpu_timers) { INTERNAL_SYSCALL_DECL (err); - int r = INTERNAL_SYSCALL (clock_getres, err, 2, clock_id, res); + int r = INTERNAL_VSYSCALL (clock_getres, err, 2, clock_id, res); if (!INTERNAL_SYSCALL_ERROR_P (r, err)) return 0; @@ -128,7 +136,7 @@ maybe_syscall_getres_cpu (clockid_t clock_id, struct timespec *res) { /* Check whether the kernel supports CPU clocks at all. If not, record it for the future. */ - r = INTERNAL_SYSCALL (clock_getres, err, 2, + r = INTERNAL_VSYSCALL (clock_getres, err, 2, MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED), NULL); if (INTERNAL_SYSCALL_ERROR_P (r, err)) diff --git a/sysdeps/unix/sysv/linux/clock_gettime.c b/sysdeps/unix/sysv/linux/clock_gettime.c index bd79642dd5..315d595edc 100644 --- a/sysdeps/unix/sysv/linux/clock_gettime.c +++ b/sysdeps/unix/sysv/linux/clock_gettime.c @@ -1,5 +1,5 @@ /* clock_gettime -- Get current time from a POSIX clockid_t. Linux version. - Copyright (C) 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -23,9 +23,17 @@ #include "kernel-posix-cpu-timers.h" #include "kernel-features.h" +#ifndef HAVE_CLOCK_GETTIME_VSYSCALL +# undef INTERNAL_VSYSCALL +# define INTERNAL_VSYSCALL INTERNAL_SYSCALL +# undef INLINE_VSYSCALL +# define INLINE_VSYSCALL INLINE_SYSCALL +#else +# include <bits/libc-vdso.h> +#endif #define SYSCALL_GETTIME \ - retval = INLINE_SYSCALL (clock_gettime, 2, clock_id, tp); \ + retval = INLINE_VSYSCALL (clock_gettime, 2, clock_id, tp); \ break #ifdef __ASSUME_POSIX_TIMERS @@ -51,7 +59,7 @@ maybe_syscall_gettime (clockid_t clock_id, struct timespec *tp) if (!__libc_missing_posix_timers) { INTERNAL_SYSCALL_DECL (err); - int r = INTERNAL_SYSCALL (clock_gettime, err, 2, clock_id, tp); + int r = INTERNAL_VSYSCALL (clock_gettime, err, 2, clock_id, tp); if (!INTERNAL_SYSCALL_ERROR_P (r, err)) return 0; @@ -108,7 +116,7 @@ maybe_syscall_gettime_cpu (clockid_t clock_id, struct timespec *tp) if (!__libc_missing_posix_cpu_timers) { INTERNAL_SYSCALL_DECL (err); - int r = INTERNAL_SYSCALL (clock_gettime, err, 2, clock_id, tp); + int r = INTERNAL_VSYSCALL (clock_gettime, err, 2, clock_id, tp); if (!INTERNAL_SYSCALL_ERROR_P (r, err)) return 0; @@ -127,7 +135,7 @@ maybe_syscall_gettime_cpu (clockid_t clock_id, struct timespec *tp) { /* Check whether the kernel supports CPU clocks at all. If not, record it for the future. */ - r = INTERNAL_SYSCALL (clock_getres, err, 2, + r = INTERNAL_VSYSCALL (clock_getres, err, 2, MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED), NULL); if (INTERNAL_SYSCALL_ERROR_P (r, err)) diff --git a/sysdeps/unix/sysv/linux/i386/sigaction.c b/sysdeps/unix/sysv/linux/i386/sigaction.c index 9cb5b6e340..299574dac4 100644 --- a/sysdeps/unix/sysv/linux/i386/sigaction.c +++ b/sysdeps/unix/sysv/linux/i386/sigaction.c @@ -1,5 +1,5 @@ /* POSIX.1 `sigaction' call for Linux/i386. - Copyright (C) 1991,1995-2000,02,03, 2004 Free Software Foundation, Inc. + Copyright (C) 1991,1995-2000,2002-2004,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -154,6 +154,10 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact) } libc_hidden_def (__libc_sigaction) +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + #ifndef LIBC_SIGACTION weak_alias (__libc_sigaction, __sigaction) libc_hidden_weak (__sigaction) diff --git a/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h b/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h index 76625753d9..80543976bb 100644 --- a/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h +++ b/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h @@ -1,5 +1,5 @@ /* Define the machine-dependent type `jmp_buf'. Linux/IA-64 version. - Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by David Mosberger-Tang <davidm@hpl.hp.com>. @@ -34,7 +34,7 @@ typedef long __jmp_buf[_JBLEN] __attribute__ ((aligned (16))); /* guarantees 128 /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(_jmpbuf, _address) \ - ((void *)(_address) < (void *)(((long *)_jmpbuf)[0])) +#define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \ + ((void *) (_address) < (void *) (((long int *) _jmpbuf)[0])) #endif /* bits/setjmp.h */ diff --git a/sysdeps/unix/sysv/linux/ia64/sigaction.c b/sysdeps/unix/sysv/linux/ia64/sigaction.c index 6ec3cb1e61..fdbc93f0ed 100644 --- a/sysdeps/unix/sysv/linux/ia64/sigaction.c +++ b/sysdeps/unix/sysv/linux/ia64/sigaction.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc. +/* Copyright (C) 1997-2000,2002,2003,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Linux/IA64 specific sigaction Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999. @@ -48,6 +48,10 @@ __libc_sigaction (sig, act, oact) } libc_hidden_def (__libc_sigaction) +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + #ifndef LIBC_SIGACTION weak_alias (__libc_sigaction, __sigaction) libc_hidden_def (__sigaction) diff --git a/sysdeps/unix/sysv/linux/mips/bits/socket.h b/sysdeps/unix/sysv/linux/mips/bits/socket.h index 1dd82eb866..4c70eff421 100644 --- a/sysdeps/unix/sysv/linux/mips/bits/socket.h +++ b/sysdeps/unix/sysv/linux/mips/bits/socket.h @@ -1,5 +1,5 @@ /* System-specific socket constants and types. Linux/MIPS version. - Copyright (C) 1991, 92, 1994-1999, 2000, 2001, 2004 + Copyright (C) 1991, 92, 1994-1999, 2000, 2001, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -219,7 +219,7 @@ struct msghdr socklen_t msg_namelen; /* Length of address data. */ struct iovec *msg_iov; /* Vector of data to send/receive into. */ - int msg_iovlen; /* Number of elements in the vector. */ + size_t msg_iovlen; /* Number of elements in the vector. */ void *msg_control; /* Ancillary data (eg BSD filedesc passing). */ socklen_t msg_controllen; /* Ancillary data buffer length. */ diff --git a/sysdeps/unix/sysv/linux/powerpc/Makefile b/sysdeps/unix/sysv/linux/powerpc/Makefile index 55d2d0d273..ecd8057951 100644 --- a/sysdeps/unix/sysv/linux/powerpc/Makefile +++ b/sysdeps/unix/sysv/linux/powerpc/Makefile @@ -6,3 +6,7 @@ endif ifeq ($(subdir),stdlib) gen-as-const-headers += ucontext_i.sym endif + +ifeq ($(subdir),elf) +routines += dl-vdso +endif diff --git a/sysdeps/unix/sysv/linux/powerpc/Versions b/sysdeps/unix/sysv/linux/powerpc/Versions new file mode 100644 index 0000000000..1ef53b9e9c --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/Versions @@ -0,0 +1,7 @@ +libc { + GLIBC_PRIVATE { + __vdso_get_tbfreq; + __vdso_clock_gettime; + __vdso_clock_getres; + } +} diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h b/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h new file mode 100644 index 0000000000..f20a5a175c --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h @@ -0,0 +1,36 @@ +/* Resolve function pointers to VDSO functions. + Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + + +#ifndef _LIBC_VDSO_H +#define _LIBC_VDSO_H + +#ifdef SHARED + +extern void *__vdso_gettimeofday; + +extern void *__vdso_clock_gettime; + +extern void *__vdso_clock_getres; + +extern void *__vdso_get_tbfreq; + +#endif + +#endif /* _LIBC_VDSO_H */ diff --git a/sysdeps/unix/sysv/linux/powerpc/dl-vdso.c b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.c new file mode 100644 index 0000000000..e1be097734 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.c @@ -0,0 +1,59 @@ +/* ELF symbol resolve functions for VDSO objects. + Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include "config.h" +#include <dl-hash.h> +#include <ldsodefs.h> + + +void * +internal_function +_dl_vdso_vsym (const char *name, const char *version) +{ + struct link_map *map = GLRO (dl_sysinfo_map); + void *value = NULL; + + + if (map != NULL) + { + /* Use a WEAK REF so we don't error out if the symbol is not found. */ + ElfW (Sym) wsym; + memset (&wsym, 0, sizeof (ElfW (Sym))); + wsym.st_info = (unsigned char) ELFW (ST_INFO (STB_WEAK, STT_NOTYPE)); + + /* Compute hash value to the version string. */ + struct r_found_version vers; + vers.name = version; + vers.hidden = 1; + vers.hash = _dl_elf_hash (version); + /* We don't have a specific file where the symbol can be found. */ + vers.filename = NULL; + + /* Search the scope of the vdso map. */ + const ElfW (Sym) *ref = &wsym; + lookup_t result = GLRO (dl_lookup_symbol_x) (name, map, &ref, + map->l_local_scope, + &vers, 0, 0, NULL); + + if (ref != NULL) + value = DL_SYMBOL_ADDRESS (result, ref); + } + + return value; +} diff --git a/sysdeps/unix/sysv/linux/powerpc/dl-vdso.h b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.h new file mode 100644 index 0000000000..a7dcb2e5ff --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.h @@ -0,0 +1,27 @@ +/* ELF symbol resolve functions for VDSO objects. + Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _DL_VDSO_H +#define _DL_VDSO_H 1 + +/* Functions for resolving symbols in the VDSO link map. */ +extern void *_dl_vdso_vsym (const char *name, const char *version) + internal_function attribute_hidden; + +#endif /* dl-vdso.h */ diff --git a/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c b/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c index ddaff303c5..6d2e766aa4 100644 --- a/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c +++ b/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c @@ -22,14 +22,15 @@ #include <string.h> #include <unistd.h> #include <libc-internal.h> - +#include <sysdep.h> +#include <bits/libc-vdso.h> hp_timing_t __get_clockfreq (void) { /* We read the information from the /proc filesystem. /proc/cpuinfo contains at least one line like: - timebase : 33333333 + timebase : 33333333 We search for this line and convert the number into an integer. */ static hp_timing_t timebase_freq; hp_timing_t result = 0L; @@ -38,67 +39,78 @@ __get_clockfreq (void) if (timebase_freq != 0) return timebase_freq; - int fd = open ("/proc/cpuinfo", O_RDONLY); - if (__builtin_expect (fd != -1, 1)) + /* If we can use the vDSO to obtain the timebase even better. */ +#ifdef SHARED + INTERNAL_SYSCALL_DECL (err); + timebase_freq = INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK (get_tbfreq, err, 0); + if (INTERNAL_SYSCALL_ERROR_P (timebase_freq, err) + && INTERNAL_SYSCALL_ERRNO (timebase_freq, err) == ENOSYS) +#endif { - /* The timebase will be in the 1st 1024 bytes for systems with up - to 8 processors. If the first read returns less then 1024 - bytes read, we have the whole cpuinfo and can start the scan. - Otherwise we will have to read more to insure we have the - timebase value in the scan. */ - char buf[1024]; - ssize_t n; + int fd = open ("/proc/cpuinfo", O_RDONLY); - n = read (fd, buf, sizeof (buf)); - if (n == sizeof (buf)) + if (__builtin_expect (fd != -1, 1)) { - /* We are here because the 1st read returned exactly sizeof - (buf) bytes. This implies that we are not at EOF and may - not have read the timebase value yet. So we need to read - more bytes until we know we have EOF. We copy the lower - half of buf to the upper half and read sizeof (buf)/2 - bytes into the lower half of buf and repeat until we - reach EOF. We can assume that the timebase will be in - the last 512 bytes of cpuinfo, so two 512 byte half_bufs - will be sufficient to contain the timebase and will - handle the case where the timebase spans the half_buf - boundry. */ - const ssize_t half_buf = sizeof (buf) / 2; - while (n >= half_buf) + /* The timebase will be in the 1st 1024 bytes for systems with up + to 8 processors. If the first read returns less then 1024 + bytes read, we have the whole cpuinfo and can start the scan. + Otherwise we will have to read more to insure we have the + timebase value in the scan. */ + char buf[1024]; + ssize_t n; + + n = read (fd, buf, sizeof (buf)); + if (n == sizeof (buf)) { - memcpy (buf, buf + half_buf, half_buf); - n = read (fd, buf + half_buf, half_buf); + /* We are here because the 1st read returned exactly sizeof + (buf) bytes. This implies that we are not at EOF and may + not have read the timebase value yet. So we need to read + more bytes until we know we have EOF. We copy the lower + half of buf to the upper half and read sizeof (buf)/2 + bytes into the lower half of buf and repeat until we + reach EOF. We can assume that the timebase will be in + the last 512 bytes of cpuinfo, so two 512 byte half_bufs + will be sufficient to contain the timebase and will + handle the case where the timebase spans the half_buf + boundry. */ + const ssize_t half_buf = sizeof (buf) / 2; + while (n >= half_buf) + { + memcpy (buf, buf + half_buf, half_buf); + n = read (fd, buf + half_buf, half_buf); + } + if (n >= 0) + n += half_buf; } - if (n >= 0) - n += half_buf; - } - - if (__builtin_expect (n, 1) > 0) - { - char *mhz = memmem (buf, n, "timebase", 7); - if (__builtin_expect (mhz != NULL, 1)) + if (__builtin_expect (n, 1) > 0) { - char *endp = buf + n; - - /* Search for the beginning of the string. */ - while (mhz < endp && (*mhz < '0' || *mhz > '9') && *mhz != '\n') - ++mhz; + char *mhz = memmem (buf, n, "timebase", 7); - while (mhz < endp && *mhz != '\n') + if (__builtin_expect (mhz != NULL, 1)) { - if (*mhz >= '0' && *mhz <= '9') + char *endp = buf + n; + + /* Search for the beginning of the string. */ + while (mhz < endp && (*mhz < '0' || *mhz > '9') + && *mhz != '\n') + ++mhz; + + while (mhz < endp && *mhz != '\n') { - result *= 10; - result += *mhz - '0'; - } + if (*mhz >= '0' && *mhz <= '9') + { + result *= 10; + result += *mhz - '0'; + } - ++mhz; + ++mhz; + } } + timebase_freq = result; } - timebase_freq = result; + close (fd); } - close (fd); } return timebase_freq; diff --git a/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c b/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c new file mode 100644 index 0000000000..b381baa285 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c @@ -0,0 +1,42 @@ +/* Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> +#include <bp-checks.h> +#include <stddef.h> +#include <sys/time.h> +#include <time.h> +#include <hp-timing.h> + +#undef __gettimeofday +#include <bits/libc-vdso.h> + +/* Get the current time of day and timezone information, + putting it into *TV and *TZ. If TZ is NULL, *TZ is not filled. + Returns 0 on success, -1 on errors. */ + +int +__gettimeofday (tv, tz) + struct timeval *tv; + struct timezone *tz; +{ + return INLINE_VSYSCALL (gettimeofday, 2, CHECK_1 (tv), CHECK_1 (tz)); +} + +INTDEF (__gettimeofday) +weak_alias (__gettimeofday, gettimeofday) diff --git a/sysdeps/powerpc/elf/libc-start.c b/sysdeps/unix/sysv/linux/powerpc/libc-start.c index 8a60af8d71..a8005c1163 100644 --- a/sysdeps/powerpc/elf/libc-start.c +++ b/sysdeps/unix/sysv/linux/powerpc/libc-start.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1998,2000-2004,2005 Free Software Foundation, Inc. +/* Copyright (C) 1998,2000,2001,2002,2003,2004,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -24,33 +24,61 @@ extern int __cache_line_size; weak_extern (__cache_line_size) - /* The main work is done in the generic function. */ #define LIBC_START_MAIN generic_start_main #define LIBC_START_DISABLE_INLINE #define LIBC_START_MAIN_AUXVEC_ARG #define MAIN_AUXVEC_ARG +#define INIT_MAIN_ARGS #include <csu/libc-start.c> - struct startup_info -{ - void *__unbounded sda_base; - int (*main) (int, char **, char **, void *); - int (*init) (int, char **, char **, void *); - void (*fini) (void); -}; + { + void *__unbounded sda_base; + int (*main) (int, char **, char **, void *); + int (*init) (int, char **, char **, void *); + void (*fini) (void); + }; + + +#ifdef SHARED +# include <sys/time.h> +# include <dl-vdso.h> +# undef __gettimeofday +# undef __clock_gettime +# undef __clock_getres +# include <bits/libc-vdso.h> + +void *__vdso_gettimeofday; +void *__vdso_clock_gettime; +void *__vdso_clock_getres; +void *__vdso_get_tbfreq; +static inline void _libc_vdso_platform_setup (void) + { + __vdso_gettimeofday = _dl_vdso_vsym ("__kernel_gettimeofday", + "LINUX_2.6.15"); + + __vdso_clock_gettime = _dl_vdso_vsym ("__kernel_clock_gettime", + "LINUX_2.6.15"); + + __vdso_clock_getres = _dl_vdso_vsym ("__kernel_clock_getres", + "LINUX_2.6.15"); + + __vdso_get_tbfreq = _dl_vdso_vsym ("__kernel_vdso_get_tbfreq", + "LINUX_2.6.15"); + } +#endif int /* GKM FIXME: GCC: this should get __BP_ prefix by virtue of the BPs in the arglist of startup_info.main and startup_info.init. */ -BP_SYM (__libc_start_main) (int argc, char *__unbounded *__unbounded ubp_av, - char *__unbounded *__unbounded ubp_ev, - ElfW(auxv_t) *__unbounded auxvec, - void (*rtld_fini) (void), - struct startup_info *__unbounded stinfo, - char *__unbounded *__unbounded stack_on_entry) + BP_SYM (__libc_start_main) (int argc, char *__unbounded *__unbounded ubp_av, + char *__unbounded *__unbounded ubp_ev, + ElfW (auxv_t) * __unbounded auxvec, + void (*rtld_fini) (void), + struct startup_info *__unbounded stinfo, + char *__unbounded *__unbounded stack_on_entry) { #if __BOUNDED_POINTERS__ char **argv; @@ -60,13 +88,13 @@ BP_SYM (__libc_start_main) (int argc, char *__unbounded *__unbounded ubp_av, /* the PPC SVR4 ABI says that the top thing on the stack will be a NULL pointer, so if not we assume that we're being called - as a statically-linked program by Linux... */ + as a statically-linked program by Linux... */ if (*stack_on_entry != NULL) { - char *__unbounded *__unbounded temp; + char *__unbounded * __unbounded temp; /* ...in which case, we have argc as the top thing on the - stack, followed by argv (NULL-terminated), envp (likewise), - and the auxilary vector. */ + stack, followed by argv (NULL-terminated), envp (likewise), + and the auxilary vector. */ /* 32/64-bit agnostic load from stack */ argc = *(long int *__unbounded) stack_on_entry; ubp_av = stack_on_entry + 1; @@ -74,25 +102,28 @@ BP_SYM (__libc_start_main) (int argc, char *__unbounded *__unbounded ubp_av, #ifdef HAVE_AUX_VECTOR temp = ubp_ev; while (*temp != NULL) - ++temp; - auxvec = (ElfW(auxv_t) *)++temp; + ++temp; + auxvec = (ElfW (auxv_t) *)++ temp; #endif rtld_fini = NULL; } /* Initialize the __cache_line_size variable from the aux vector. */ - for (ElfW(auxv_t) *av = auxvec; av->a_type != AT_NULL; ++av) + for (ElfW (auxv_t) * av = auxvec; av->a_type != AT_NULL; ++av) switch (av->a_type) { case AT_DCACHEBSIZE: - { - int *cls = & __cache_line_size; - if (cls != NULL) - *cls = av->a_un.a_val; - } - break; + { + int *cls = &__cache_line_size; + if (cls != NULL) + *cls = av->a_un.a_val; + } + break; } - +#ifdef SHARED + /* Resolve and initialize function pointers for VDSO functions. */ + _libc_vdso_platform_setup (); +#endif return generic_start_main (stinfo->main, argc, ubp_av, auxvec, stinfo->init, stinfo->fini, rtld_fini, stack_on_entry); diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S new file mode 100644 index 0000000000..0e04e4bb59 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S @@ -0,0 +1,284 @@ +/* Save current context, powerpc32 common. + Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA + 02110-1301 USA. */ + +/* This is the common implementation of getcontext for powerpc32. + It not complete in itself should be included in to a framework that + defines: + __CONTEXT_FUNC_NAME + and if appropriate: + __CONTEXT_ENABLE_FPRS + __CONTEXT_ENABLE_VRS + Any archecture that implements the Vector unit is assumed to also + implement the floating unit. */ + +/* Stack frame offsets. */ +#define _FRAME_BACKCHAIN 0 +#define _FRAME_LR_SAVE 4 +#define _FRAME_PARM_SAVE1 8 +#define _FRAME_PARM_SAVE2 12 +#define _FRAME_PARM_SAVE3 16 +#define _FRAME_PARM_SAVE4 20 + +#ifdef __CONTEXT_ENABLE_VRS + .machine "altivec" +#endif +ENTRY(__CONTEXT_FUNC_NAME) + stwu r1,-16(r1) +/* Insure that the _UC_REGS start on a quadword boundary. */ + stw r3,_FRAME_PARM_SAVE1(r1) + addi r3,r3,_UC_REG_SPACE+12 + clrrwi r3,r3,4 + +/* Save the general purpose registers */ + stw r0,_UC_GREGS+(PT_R0*4)(r3) + mflr r0 + stw r2,_UC_GREGS+(PT_R2*4)(r3) + stw r4,_UC_GREGS+(PT_R4*4)(r3) +/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers + return address. */ + stw r0,_UC_GREGS+(PT_LNK*4)(r3) + stw r0,_UC_GREGS+(PT_NIP*4)(r3) + stw r0,_FRAME_LR_SAVE+16(r1) + stw r5,_UC_GREGS+(PT_R5*4)(r3) + stw r6,_UC_GREGS+(PT_R6*4)(r3) + stw r7,_UC_GREGS+(PT_R7*4)(r3) + stw r8,_UC_GREGS+(PT_R8*4)(r3) + stw r9,_UC_GREGS+(PT_R9*4)(r3) + stw r10,_UC_GREGS+(PT_R10*4)(r3) + stw r11,_UC_GREGS+(PT_R11*4)(r3) + stw r12,_UC_GREGS+(PT_R12*4)(r3) + stw r13,_UC_GREGS+(PT_R13*4)(r3) + stw r14,_UC_GREGS+(PT_R14*4)(r3) + stw r15,_UC_GREGS+(PT_R15*4)(r3) + stw r16,_UC_GREGS+(PT_R16*4)(r3) + stw r17,_UC_GREGS+(PT_R17*4)(r3) + stw r18,_UC_GREGS+(PT_R18*4)(r3) + stw r19,_UC_GREGS+(PT_R19*4)(r3) + stw r20,_UC_GREGS+(PT_R20*4)(r3) + stw r21,_UC_GREGS+(PT_R21*4)(r3) + stw r22,_UC_GREGS+(PT_R22*4)(r3) + stw r23,_UC_GREGS+(PT_R23*4)(r3) + stw r24,_UC_GREGS+(PT_R24*4)(r3) + stw r25,_UC_GREGS+(PT_R25*4)(r3) + stw r26,_UC_GREGS+(PT_R26*4)(r3) + stw r27,_UC_GREGS+(PT_R27*4)(r3) + stw r28,_UC_GREGS+(PT_R28*4)(r3) + stw r29,_UC_GREGS+(PT_R29*4)(r3) + stw r30,_UC_GREGS+(PT_R30*4)(r3) + stw r31,_UC_GREGS+(PT_R31*4)(r3) +/* Save the value of R1. We had to push the stack before we + had the address of uc_reg_space. So compute the address of + the callers stack pointer and save it as R1. */ + addi r8,r1,16 + li r0,0 +/* Save the count, exception and condition registers. */ + mfctr r11 + mfxer r10 + mfcr r9 + stw r8,_UC_GREGS+(PT_R1*4)(r3) + stw r11,_UC_GREGS+(PT_CTR*4)(r3) + stw r10,_UC_GREGS+(PT_XER*4)(r3) + stw r9,_UC_GREGS+(PT_CCR*4)(r3) +/* Set the return value of getcontext to "success". R3 is the only + register whose value is not preserved in the saved context. */ + stw r0,_UC_GREGS+(PT_R3*4)(r3) + +/* Zero fill fields that can't be set in user state. */ + stw r0,_UC_GREGS+(PT_MSR*4)(r3) + stw r0,_UC_GREGS+(PT_MQ*4)(r3) + +#ifdef __CONTEXT_ENABLE_FPRS +/* Save the floating-point registers */ + stfd fp0,_UC_FREGS+(0*8)(r3) + stfd fp1,_UC_FREGS+(1*8)(r3) + stfd fp2,_UC_FREGS+(2*8)(r3) + stfd fp3,_UC_FREGS+(3*8)(r3) + stfd fp4,_UC_FREGS+(4*8)(r3) + stfd fp5,_UC_FREGS+(5*8)(r3) + stfd fp6,_UC_FREGS+(6*8)(r3) + stfd fp7,_UC_FREGS+(7*8)(r3) + stfd fp8,_UC_FREGS+(8*8)(r3) + stfd fp9,_UC_FREGS+(9*8)(r3) + stfd fp10,_UC_FREGS+(10*8)(r3) + stfd fp11,_UC_FREGS+(11*8)(r3) + stfd fp12,_UC_FREGS+(12*8)(r3) + stfd fp13,_UC_FREGS+(13*8)(r3) + stfd fp14,_UC_FREGS+(14*8)(r3) + stfd fp15,_UC_FREGS+(15*8)(r3) + stfd fp16,_UC_FREGS+(16*8)(r3) + stfd fp17,_UC_FREGS+(17*8)(r3) + stfd fp18,_UC_FREGS+(18*8)(r3) + stfd fp19,_UC_FREGS+(19*8)(r3) + stfd fp20,_UC_FREGS+(20*8)(r3) + stfd fp21,_UC_FREGS+(21*8)(r3) + stfd fp22,_UC_FREGS+(22*8)(r3) + stfd fp23,_UC_FREGS+(23*8)(r3) + stfd fp24,_UC_FREGS+(24*8)(r3) + stfd fp25,_UC_FREGS+(25*8)(r3) + stfd fp26,_UC_FREGS+(26*8)(r3) + stfd fp27,_UC_FREGS+(27*8)(r3) + stfd fp28,_UC_FREGS+(28*8)(r3) + stfd fp29,_UC_FREGS+(29*8)(r3) + mffs fp0 + stfd fp30,_UC_FREGS+(30*8)(r3) + stfd fp31,_UC_FREGS+(31*8)(r3) + stfd fp0,_UC_FREGS+(32*8)(r3) + +# ifdef __CONTEXT_ENABLE_VRS +# ifdef PIC + mflr r8 +# ifdef HAVE_ASM_PPC_REL16 + bcl 20,31,1f +1: mflr r7 + addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha + addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l +# else + bl _GLOBAL_OFFSET_TABLE_@local-4 + mflr r7 +# endif +# ifdef SHARED + lwz r7,_rtld_global_ro@got(r7) + mtlr r8 + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) +# else + lwz r7,_dl_hwcap@got(r7) + mtlr r8 + lwz r7,0(r7) +# endif +# else + lis r7,_dl_hwcap@ha + lwz r7,_dl_hwcap@l(r7) +# endif + andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) + + la r10,(_UC_VREGS)(r3) + la r9,(_UC_VREGS+16)(r3) + + beq 2f /* L(no_vec) */ +/* address of the combined VSCR/VSAVE quadword. */ + la r8,(_UC_VREGS+512)(r3) + +/* Save the vector registers */ + stvx v0,0,r10 + stvx v1,0,r9 + addi r10,r10,32 + addi r9,r9,32 +/* We need to get the Vector Status and Control Register early to avoid + store order problems later with the VSAVE register that shares the + same quadword. */ + mfvscr v0 + + stvx v2,0,r10 + stvx v3,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v0,0,r8 + + stvx v4,0,r10 + stvx v5,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v6,0,r10 + stvx v7,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v8,0,r10 + stvx v9,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v10,0,r10 + stvx v11,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v12,0,r10 + stvx v13,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v14,0,r10 + stvx v15,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v16,0,r10 + stvx v17,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v18,0,r10 + stvx v19,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v20,0,r10 + stvx v21,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v22,0,r10 + stvx v23,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v24,0,r10 + stvx v25,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v26,0,r10 + stvx v27,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v28,0,r10 + stvx v29,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + mfspr r0,VRSAVE + stvx v30,0,r10 + stvx v31,0,r9 + + stw r0,0(r8) + +2: /* L(no_vec): */ +# endif +#endif +/* We need to set up parms and call sigprocmask which will clobber + volatile registers. So before the call we need to retrieve the + original ucontext ptr (parm1) from stack and store the UC_REGS_PTR + (current R3). */ + lwz r12,_FRAME_PARM_SAVE1(r1) + li r4,0 + stw r3,_UC_REGS_PTR(r12) + addi r5,r12,_UC_SIGMASK + li r3,SIG_BLOCK + bl __sigprocmask@local + + lwz r0,_FRAME_LR_SAVE+16(r1) + addi r1,r1,16 + mtlr r0 + blr +END(__CONTEXT_FUNC_NAME) + diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S index 10211458d5..dad1074034 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S @@ -1,5 +1,5 @@ /* Save current context. - Copyright (C) 2002, 2004 Free Software Foundation, Inc. + Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -14,369 +14,53 @@ You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ + Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA + 02110-1301 USA. */ #include <sysdep.h> #include <rtld-global-offsets.h> #include <shlib-compat.h> +#include <kernel-features.h> #define __ASSEMBLY__ #include <asm/ptrace.h> #include "ucontext_i.h" - .machine "altivec" -ENTRY(__getcontext) - stwu r1,-16(r1) -/* Insure that the _UC_REGS start on a quadword boundary. */ - stw r3,_FRAME_PARM_SAVE1(r1) - addi r3,r3,_UC_REG_SPACE+12 - clrrwi r3,r3,4 +#define __CONTEXT_FUNC_NAME __getcontext +#define __CONTEXT_ENABLE_FPRS 1 +#define __CONTEXT_ENABLE_VRS 1 -/* Save the general purpose registers */ - stw r0,_UC_GREGS+(PT_R0*4)(r3) - mflr r0 - stw r2,_UC_GREGS+(PT_R2*4)(r3) - stw r4,_UC_GREGS+(PT_R4*4)(r3) -/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers - return address. */ - stw r0,_UC_GREGS+(PT_LNK*4)(r3) - stw r0,_UC_GREGS+(PT_NIP*4)(r3) - stw r0,_FRAME_LR_SAVE+16(r1) - stw r5,_UC_GREGS+(PT_R5*4)(r3) - stw r6,_UC_GREGS+(PT_R6*4)(r3) - stw r7,_UC_GREGS+(PT_R7*4)(r3) - stw r8,_UC_GREGS+(PT_R8*4)(r3) - stw r9,_UC_GREGS+(PT_R9*4)(r3) - stw r10,_UC_GREGS+(PT_R10*4)(r3) - stw r11,_UC_GREGS+(PT_R11*4)(r3) - stw r12,_UC_GREGS+(PT_R12*4)(r3) - stw r13,_UC_GREGS+(PT_R13*4)(r3) - stw r14,_UC_GREGS+(PT_R14*4)(r3) - stw r15,_UC_GREGS+(PT_R15*4)(r3) - stw r16,_UC_GREGS+(PT_R16*4)(r3) - stw r17,_UC_GREGS+(PT_R17*4)(r3) - stw r18,_UC_GREGS+(PT_R18*4)(r3) - stw r19,_UC_GREGS+(PT_R19*4)(r3) - stw r20,_UC_GREGS+(PT_R20*4)(r3) - stw r21,_UC_GREGS+(PT_R21*4)(r3) - stw r22,_UC_GREGS+(PT_R22*4)(r3) - stw r23,_UC_GREGS+(PT_R23*4)(r3) - stw r24,_UC_GREGS+(PT_R24*4)(r3) - stw r25,_UC_GREGS+(PT_R25*4)(r3) - stw r26,_UC_GREGS+(PT_R26*4)(r3) - stw r27,_UC_GREGS+(PT_R27*4)(r3) - stw r28,_UC_GREGS+(PT_R28*4)(r3) - stw r29,_UC_GREGS+(PT_R29*4)(r3) - stw r30,_UC_GREGS+(PT_R30*4)(r3) - stw r31,_UC_GREGS+(PT_R31*4)(r3) -/* Save the value of R1. We had to push the stack before we - had the address of uc_reg_space. So compute the address of - the callers stack pointer and save it as R1. */ - addi r8,r1,16 - li r0,0 -/* Save the count, exception and condition registers. */ - mfctr r11 - mfxer r10 - mfcr r9 - stw r8,_UC_GREGS+(PT_R1*4)(r3) - stw r11,_UC_GREGS+(PT_CTR*4)(r3) - stw r10,_UC_GREGS+(PT_XER*4)(r3) - stw r9,_UC_GREGS+(PT_CCR*4)(r3) -/* Set the return value of getcontext to "success". R3 is the only - register whose value is not preserved in the saved context. */ - stw r0,_UC_GREGS+(PT_R3*4)(r3) +/* Size of ucontext in GLIBC_2.3.4 and later. */ +#define _UC_SIZE_2_3_4 1184 -/* Zero fill fields that can't be set in user state. */ - stw r0,_UC_GREGS+(PT_MSR*4)(r3) - stw r0,_UC_GREGS+(PT_MQ*4)(r3) - -/* Save the floating-point registers */ - stfd fp0,_UC_FREGS+(0*8)(r3) - stfd fp1,_UC_FREGS+(1*8)(r3) - stfd fp2,_UC_FREGS+(2*8)(r3) - stfd fp3,_UC_FREGS+(3*8)(r3) - stfd fp4,_UC_FREGS+(4*8)(r3) - stfd fp5,_UC_FREGS+(5*8)(r3) - stfd fp6,_UC_FREGS+(6*8)(r3) - stfd fp7,_UC_FREGS+(7*8)(r3) - stfd fp8,_UC_FREGS+(8*8)(r3) - stfd fp9,_UC_FREGS+(9*8)(r3) - stfd fp10,_UC_FREGS+(10*8)(r3) - stfd fp11,_UC_FREGS+(11*8)(r3) - stfd fp12,_UC_FREGS+(12*8)(r3) - stfd fp13,_UC_FREGS+(13*8)(r3) - stfd fp14,_UC_FREGS+(14*8)(r3) - stfd fp15,_UC_FREGS+(15*8)(r3) - stfd fp16,_UC_FREGS+(16*8)(r3) - stfd fp17,_UC_FREGS+(17*8)(r3) - stfd fp18,_UC_FREGS+(18*8)(r3) - stfd fp19,_UC_FREGS+(19*8)(r3) - stfd fp20,_UC_FREGS+(20*8)(r3) - stfd fp21,_UC_FREGS+(21*8)(r3) - stfd fp22,_UC_FREGS+(22*8)(r3) - stfd fp23,_UC_FREGS+(23*8)(r3) - stfd fp24,_UC_FREGS+(24*8)(r3) - stfd fp25,_UC_FREGS+(25*8)(r3) - stfd fp26,_UC_FREGS+(26*8)(r3) - stfd fp27,_UC_FREGS+(27*8)(r3) - stfd fp28,_UC_FREGS+(28*8)(r3) - stfd fp29,_UC_FREGS+(29*8)(r3) - mffs fp0 - stfd fp30,_UC_FREGS+(30*8)(r3) - stfd fp31,_UC_FREGS+(31*8)(r3) - stfd fp0,_UC_FREGS+(32*8)(r3) - -#ifdef PIC - mflr r8 -# ifdef HAVE_ASM_PPC_REL16 - bcl 20,31,1f -1: mflr r7 - addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha - addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l -# else - bl _GLOBAL_OFFSET_TABLE_@local-4 - mflr r7 -# endif -# ifdef SHARED - lwz r7,_rtld_global_ro@got(r7) - mtlr r8 - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) -# else - lwz r7,_dl_hwcap@got(r7) - mtlr r8 - lwz r7,0(r7) -# endif -#else - lis r7,_dl_hwcap@ha - lwz r7,_dl_hwcap@l(r7) -#endif - andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) - - la r10,(_UC_VREGS)(r3) - la r9,(_UC_VREGS+16)(r3) - - beq L(no_vec) -/* address of the combined VSCR/VSAVE quadword. */ - la r8,(_UC_VREGS+512)(r3) - -/* Save the vector registers */ - stvx v0,0,r10 - stvx v1,0,r9 - addi r10,r10,32 - addi r9,r9,32 -/* We need to get the Vector Status and Control Register early to avoid - store order problems later with the VSAVE register that shares the - same quadword. */ - mfvscr v0 - - stvx v2,0,r10 - stvx v3,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v0,0,r8 - - stvx v4,0,r10 - stvx v5,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v6,0,r10 - stvx v7,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v8,0,r10 - stvx v9,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v10,0,r10 - stvx v11,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v12,0,r10 - stvx v13,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v14,0,r10 - stvx v15,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v16,0,r10 - stvx v17,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v18,0,r10 - stvx v19,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v20,0,r10 - stvx v21,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v22,0,r10 - stvx v23,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v24,0,r10 - stvx v25,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v26,0,r10 - stvx v27,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v28,0,r10 - stvx v29,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - mfspr r0,VRSAVE - stvx v30,0,r10 - stvx v31,0,r9 - - stw r0,0(r8) - -L(no_vec): -/* We need to set up parms and call sigprocmask which will clobber - volatile registers. So before the call we need to retrieve the - original ucontext ptr (parm1) from stack and store the UC_REGS_PTR - (current R3). */ - lwz r12,_FRAME_PARM_SAVE1(r1) +#ifdef __ASSUME_SWAPCONTEXT_SYSCALL + .section ".text"; +ENTRY (__getcontext) li r4,0 - stw r3,_UC_REGS_PTR(r12) - addi r5,r12,_UC_SIGMASK - li r3,SIG_BLOCK - bl __sigprocmask@local - - lwz r0,_FRAME_LR_SAVE+16(r1) - addi r1,r1,16 - mtlr r0 + li r5,_UC_SIZE_2_3_4; + DO_CALL (SYS_ify (swapcontext)); + bso- cr0,1f +/* the kernel does not set the return code for the success case */ + li r3,0 blr +1: + b __syscall_error@local END(__getcontext) +#else +# include "getcontext-common.S" +#endif versioned_symbol (libc, __getcontext, getcontext, GLIBC_2_3_4) #if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4) - compat_text_section -ENTRY(__novec_getcontext) - /* - * Since we are not attempting to save the altivec registers, - * there is no need to get the register storage space - * aligned on a 16-byte boundary. - */ - addi r3,r3,_UC_REG_SPACE - stw r3,_UC_REGS_PTR - _UC_REG_SPACE(r3) - stw r0,_UC_GREGS+(PT_R0*4)(r3) - stw r1,_UC_GREGS+(PT_R1*4)(r3) - mflr r0 - stwu r1,-16(r1) - stw r0,20(r1) - stw r0,_UC_GREGS+(PT_LNK*4)(r3) - stw r0,_UC_GREGS+(PT_NIP*4)(r3) - stw r2,_UC_GREGS+(PT_R2*4)(r3) - stw r4,_UC_GREGS+(PT_R4*4)(r3) - stw r5,_UC_GREGS+(PT_R5*4)(r3) - stw r6,_UC_GREGS+(PT_R6*4)(r3) - stw r7,_UC_GREGS+(PT_R7*4)(r3) - stw r8,_UC_GREGS+(PT_R8*4)(r3) - stw r9,_UC_GREGS+(PT_R9*4)(r3) - stw r10,_UC_GREGS+(PT_R10*4)(r3) - stw r11,_UC_GREGS+(PT_R11*4)(r3) - stw r12,_UC_GREGS+(PT_R12*4)(r3) - stw r13,_UC_GREGS+(PT_R13*4)(r3) - stw r14,_UC_GREGS+(PT_R14*4)(r3) - stw r15,_UC_GREGS+(PT_R15*4)(r3) - stw r16,_UC_GREGS+(PT_R16*4)(r3) - stw r17,_UC_GREGS+(PT_R17*4)(r3) - stw r18,_UC_GREGS+(PT_R18*4)(r3) - stw r19,_UC_GREGS+(PT_R19*4)(r3) - stw r20,_UC_GREGS+(PT_R20*4)(r3) - stw r21,_UC_GREGS+(PT_R21*4)(r3) - stw r22,_UC_GREGS+(PT_R22*4)(r3) - stw r23,_UC_GREGS+(PT_R23*4)(r3) - stw r24,_UC_GREGS+(PT_R24*4)(r3) - stw r25,_UC_GREGS+(PT_R25*4)(r3) - stw r26,_UC_GREGS+(PT_R26*4)(r3) - stw r27,_UC_GREGS+(PT_R27*4)(r3) - stw r28,_UC_GREGS+(PT_R28*4)(r3) - stw r29,_UC_GREGS+(PT_R29*4)(r3) - stw r30,_UC_GREGS+(PT_R30*4)(r3) - stw r31,_UC_GREGS+(PT_R31*4)(r3) - mfctr r0 - stw r0,_UC_GREGS+(PT_CTR*4)(r3) - mfxer r0 - stw r0,_UC_GREGS+(PT_XER*4)(r3) - mfcr r0 - stw r0,_UC_GREGS+(PT_CCR*4)(r3) - - /* Set the return value of getcontext to "success". R3 is the only - register whose value is not preserved in the saved context. */ - li r0,0 - stw r0,_UC_GREGS+(PT_R3*4)(r3) - - /* Zero fill fields that can't be set in user state. */ - stw r0,_UC_GREGS+(PT_MSR*4)(r3) - stw r0,_UC_GREGS+(PT_MQ*4)(r3) - - /* Save the floating-point registers */ - stfd fp0,_UC_FREGS+(0*8)(r3) - stfd fp1,_UC_FREGS+(1*8)(r3) - stfd fp2,_UC_FREGS+(2*8)(r3) - stfd fp3,_UC_FREGS+(3*8)(r3) - stfd fp4,_UC_FREGS+(4*8)(r3) - stfd fp5,_UC_FREGS+(5*8)(r3) - stfd fp6,_UC_FREGS+(6*8)(r3) - stfd fp7,_UC_FREGS+(7*8)(r3) - stfd fp8,_UC_FREGS+(8*8)(r3) - stfd fp9,_UC_FREGS+(9*8)(r3) - stfd fp10,_UC_FREGS+(10*8)(r3) - stfd fp11,_UC_FREGS+(11*8)(r3) - stfd fp12,_UC_FREGS+(12*8)(r3) - stfd fp13,_UC_FREGS+(13*8)(r3) - stfd fp14,_UC_FREGS+(14*8)(r3) - stfd fp15,_UC_FREGS+(15*8)(r3) - stfd fp16,_UC_FREGS+(16*8)(r3) - stfd fp17,_UC_FREGS+(17*8)(r3) - stfd fp18,_UC_FREGS+(18*8)(r3) - stfd fp19,_UC_FREGS+(19*8)(r3) - stfd fp20,_UC_FREGS+(20*8)(r3) - stfd fp21,_UC_FREGS+(21*8)(r3) - stfd fp22,_UC_FREGS+(22*8)(r3) - stfd fp23,_UC_FREGS+(23*8)(r3) - stfd fp24,_UC_FREGS+(24*8)(r3) - stfd fp25,_UC_FREGS+(25*8)(r3) - stfd fp26,_UC_FREGS+(26*8)(r3) - stfd fp27,_UC_FREGS+(27*8)(r3) - stfd fp28,_UC_FREGS+(28*8)(r3) - stfd fp29,_UC_FREGS+(29*8)(r3) - mffs fp0 - stfd fp30,_UC_FREGS+(30*8)(r3) - stfd fp31,_UC_FREGS+(31*8)(r3) - stfd fp0,_UC_FREGS+(32*8)(r3) + +# undef __CONTEXT_FUNC_NAME +# define __CONTEXT_FUNC_NAME __novec_getcontext +# undef __CONTEXT_ENABLE_VRS - addi r5,r3,_UC_SIGMASK - _UC_REG_SPACE - li r4,0 - li r3,SIG_BLOCK - bl __sigprocmask@local +# clude "getcontext-common.S" - lwz r0,20(r1) - addi r1,r1,16 - mtlr r0 - blr -END(__novec_getcontext) .previous compat_symbol (libc, __novec_getcontext, getcontext, GLIBC_2_3_3) @@ -385,8 +69,8 @@ compat_symbol (libc, __novec_getcontext, getcontext, GLIBC_2_3_3) #if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_3_3) -#define _ERRNO_H 1 -#include <bits/errno.h> +# define _ERRNO_H 1 +# include <bits/errno.h> compat_text_section ENTRY (__getcontext_stub) diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S new file mode 100644 index 0000000000..c71fcd73d5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S @@ -0,0 +1,290 @@ +/* Jump to a new context powerpc32 common. + Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA + 02110-1301 USA. */ + +/* This is the common implementation of setcontext for powerpc32. + It not complete in itself should be included in to a framework that + defines: + __CONTEXT_FUNC_NAME + and if appropriate: + __CONTEXT_ENABLE_FPRS + __CONTEXT_ENABLE_VRS + Any archecture that implements the Vector unit is assumed to also + implement the floating unit. */ + +/* Stack frame offsets. */ +#define _FRAME_BACKCHAIN 0 +#define _FRAME_LR_SAVE 4 +#define _FRAME_PARM_SAVE1 8 +#define _FRAME_PARM_SAVE2 12 +#define _FRAME_PARM_SAVE3 16 +#define _FRAME_PARM_SAVE4 20 + +#ifdef __CONTEXT_ENABLE_VRS + .machine "altivec" +#endif +ENTRY(__CONTEXT_FUNC_NAME) + mflr r0 + stwu r1,-16(r1) + stw r0,20(r1) + stw r31,12(r1) + lwz r31,_UC_REGS_PTR(r3) + + /* + * If this ucontext refers to the point where we were interrupted + * by a signal, we have to use the rt_sigreturn system call to + * return to the context so we get both LR and CTR restored. + * + * Otherwise, the context we are restoring is either just after + * a procedure call (getcontext/swapcontext) or at the beginning + * of a procedure call (makecontext), so we don't need to restore + * r0, xer, ctr. We don't restore r2 since it will be used as + * the TLS pointer. + */ + lwz r0,_UC_GREGS+(PT_MSR*4)(r31) + cmpwi r0,0 + bne 4f /* L(do_sigret) */ + + /* Restore the signal mask */ + li r5,0 + addi r4,r3,_UC_SIGMASK + li r3,SIG_SETMASK + bl __sigprocmask@local + cmpwi r3,0 + bne 3f /* L(error_exit) */ + +#ifdef __CONTEXT_ENABLE_FPRS +# ifdef __CONTEXT_ENABLE_VRS +# ifdef PIC + mflr r8 +# ifdef HAVE_ASM_PPC_REL16 + bcl 20,31,1f +1: mflr r7 + addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha + addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l +# else + bl _GLOBAL_OFFSET_TABLE_@local-4 + mflr r7 +# endif +# ifdef SHARED + lwz r7,_rtld_global_ro@got(r7) + mtlr r8 + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) +# else + lwz r7,_dl_hwcap@got(r7) + mtlr r8 + lwz r7,0(r7) +# endif +# else + lis r7,_dl_hwcap@ha + lwz r7,_dl_hwcap@l(r7) +# endif + andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) + la r10,(_UC_VREGS)(r31) + beq 2f /* L(has_no_vec) */ + + lwz r0,(32*16)(r10) + li r9,(32*16) + cmpwi r0,0 + mtspr VRSAVE,r0 + beq 2f /* L(has_no_vec) */ + + lvx v19,r9,r10 + la r9,(16)(r10) + + lvx v0,0,r10 + lvx v1,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + mtvscr v19 + lvx v2,0,r10 + lvx v3,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v4,0,r10 + lvx v5,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v6,0,r10 + lvx v7,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v8,0,r10 + lvx v9,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v10,0,r10 + lvx v11,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v12,0,r10 + lvx v13,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v14,0,r10 + lvx v15,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v16,0,r10 + lvx v17,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v18,0,r10 + lvx v19,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v20,0,r10 + lvx v21,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v22,0,r10 + lvx v23,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v24,0,r10 + lvx v25,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v26,0,r10 + lvx v27,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v28,0,r10 + lvx v29,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v30,0,r10 + lvx v31,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v10,0,r10 + lvx v11,0,r9 + +2: /* L(has_no_vec): */ +# endif /* __CONTEXT_ENABLE_VRS */ + /* Restore the floating-point registers */ + lfd fp31,_UC_FREGS+(32*8)(r31) + lfd fp0,_UC_FREGS+(0*8)(r31) + mtfsf 0xff,fp31 + lfd fp1,_UC_FREGS+(1*8)(r31) + lfd fp2,_UC_FREGS+(2*8)(r31) + lfd fp3,_UC_FREGS+(3*8)(r31) + lfd fp4,_UC_FREGS+(4*8)(r31) + lfd fp5,_UC_FREGS+(5*8)(r31) + lfd fp6,_UC_FREGS+(6*8)(r31) + lfd fp7,_UC_FREGS+(7*8)(r31) + lfd fp8,_UC_FREGS+(8*8)(r31) + lfd fp9,_UC_FREGS+(9*8)(r31) + lfd fp10,_UC_FREGS+(10*8)(r31) + lfd fp11,_UC_FREGS+(11*8)(r31) + lfd fp12,_UC_FREGS+(12*8)(r31) + lfd fp13,_UC_FREGS+(13*8)(r31) + lfd fp14,_UC_FREGS+(14*8)(r31) + lfd fp15,_UC_FREGS+(15*8)(r31) + lfd fp16,_UC_FREGS+(16*8)(r31) + lfd fp17,_UC_FREGS+(17*8)(r31) + lfd fp18,_UC_FREGS+(18*8)(r31) + lfd fp19,_UC_FREGS+(19*8)(r31) + lfd fp20,_UC_FREGS+(20*8)(r31) + lfd fp21,_UC_FREGS+(21*8)(r31) + lfd fp22,_UC_FREGS+(22*8)(r31) + lfd fp23,_UC_FREGS+(23*8)(r31) + lfd fp24,_UC_FREGS+(24*8)(r31) + lfd fp25,_UC_FREGS+(25*8)(r31) + lfd fp26,_UC_FREGS+(26*8)(r31) + lfd fp27,_UC_FREGS+(27*8)(r31) + lfd fp28,_UC_FREGS+(28*8)(r31) + lfd fp29,_UC_FREGS+(29*8)(r31) + lfd fp30,_UC_FREGS+(30*8)(r31) + lfd fp31,_UC_FREGS+(31*8)(r31) +#endif /* __CONTEXT_ENABLE_FPRS */ + + /* Restore LR and CCR, and set CTR to the NIP value */ + lwz r3,_UC_GREGS+(PT_LNK*4)(r31) + lwz r4,_UC_GREGS+(PT_NIP*4)(r31) + lwz r5,_UC_GREGS+(PT_CCR*4)(r31) + mtlr r3 + mtctr r4 + mtcr r5 + + /* Restore the general registers */ + lwz r1,_UC_GREGS+(PT_R1*4)(r31) + lwz r3,_UC_GREGS+(PT_R3*4)(r31) + lwz r4,_UC_GREGS+(PT_R4*4)(r31) + lwz r5,_UC_GREGS+(PT_R5*4)(r31) + lwz r6,_UC_GREGS+(PT_R6*4)(r31) + lwz r7,_UC_GREGS+(PT_R7*4)(r31) + lwz r8,_UC_GREGS+(PT_R8*4)(r31) + lwz r9,_UC_GREGS+(PT_R9*4)(r31) + lwz r10,_UC_GREGS+(PT_R10*4)(r31) + lwz r11,_UC_GREGS+(PT_R11*4)(r31) + lwz r12,_UC_GREGS+(PT_R12*4)(r31) + lwz r13,_UC_GREGS+(PT_R13*4)(r31) + lwz r14,_UC_GREGS+(PT_R14*4)(r31) + lwz r15,_UC_GREGS+(PT_R15*4)(r31) + lwz r16,_UC_GREGS+(PT_R16*4)(r31) + lwz r17,_UC_GREGS+(PT_R17*4)(r31) + lwz r18,_UC_GREGS+(PT_R18*4)(r31) + lwz r19,_UC_GREGS+(PT_R19*4)(r31) + lwz r20,_UC_GREGS+(PT_R20*4)(r31) + lwz r21,_UC_GREGS+(PT_R21*4)(r31) + lwz r22,_UC_GREGS+(PT_R22*4)(r31) + lwz r23,_UC_GREGS+(PT_R23*4)(r31) + lwz r24,_UC_GREGS+(PT_R24*4)(r31) + lwz r25,_UC_GREGS+(PT_R25*4)(r31) + lwz r26,_UC_GREGS+(PT_R26*4)(r31) + lwz r27,_UC_GREGS+(PT_R27*4)(r31) + lwz r28,_UC_GREGS+(PT_R28*4)(r31) + lwz r29,_UC_GREGS+(PT_R29*4)(r31) + lwz r30,_UC_GREGS+(PT_R30*4)(r31) + lwz r31,_UC_GREGS+(PT_R31*4)(r31) + + bctr + +3: /* L(error_exit): */ + lwz r31,12(r1) + lwz r0,20(r1) + addi r1,r1,16 + mtlr r0 + blr + + +4: /* L(do_sigret): */ + addi r1,r3,-0xd0 + li r0,SYS_ify(rt_sigreturn) + sc + /* NOTREACHED */ + +END (__CONTEXT_FUNC_NAME) + diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S index eff60f9bbf..7e9213c2d6 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S @@ -1,5 +1,5 @@ /* Jump to a new context. - Copyright (C) 2002, 2004 Free Software Foundation, Inc. + Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -14,8 +14,8 @@ You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ + Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA + 02110-1301 USA. */ #include <sysdep.h> #include <rtld-global-offsets.h> @@ -25,379 +25,43 @@ #include <asm/ptrace.h> #include "ucontext_i.h" - .machine "altivec" -ENTRY(__setcontext) - mflr r0 - stwu r1,-16(r1) - stw r0,20(r1) - stw r31,12(r1) - lwz r31,_UC_REGS_PTR(r3) - - /* - * If this ucontext refers to the point where we were interrupted - * by a signal, we have to use the rt_sigreturn system call to - * return to the context so we get both LR and CTR restored. - * - * Otherwise, the context we are restoring is either just after - * a procedure call (getcontext/swapcontext) or at the beginning - * of a procedure call (makecontext), so we don't need to restore - * r0, xer, ctr. We don't restore r2 since it will be used as - * the TLS pointer. - */ - lwz r0,_UC_GREGS+(PT_MSR*4)(r31) - cmpwi r0,0 - bne L(do_sigret) - - /* Restore the signal mask */ - li r5,0 - addi r4,r3,_UC_SIGMASK - li r3,SIG_SETMASK - bl __sigprocmask@local - cmpwi r3,0 - bne L(error_exit) - -#ifdef PIC - mflr r8 -# ifdef HAVE_ASM_PPC_REL16 - bcl 20,31,1f -1: mflr r7 - addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha - addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l -# else - bl _GLOBAL_OFFSET_TABLE_@local-4 - mflr r7 -# endif -# ifdef SHARED - lwz r7,_rtld_global_ro@got(r7) - mtlr r8 - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) -# else - lwz r7,_dl_hwcap@got(r7) - mtlr r8 - lwz r7,0(r7) -# endif +#define __CONTEXT_FUNC_NAME __setcontext +#define __CONTEXT_ENABLE_FPRS 1 +#define __CONTEXT_ENABLE_VRS 1 + +/* Size of ucontext in GLIBC_2.3.4 and later. */ +#define _UC_SIZE_2_3_4 1184 + +#ifdef __ASSUME_SWAPCONTEXT_SYSCALL + .section ".text"; +ENTRY (__setcontext) + mr r4,r3 + li r3,0 + li r5,_UC_SIZE_2_3_4; + DO_CALL (SYS_ify (swapcontext)); + bso- cr0,1f +/* the kernel does not set the return code for the success case */ + li r3,0 + blr +1: + b __syscall_error@local +END(__setcontext) #else - lis r7,_dl_hwcap@ha - lwz r7,_dl_hwcap@l(r7) +# include "setcontext-common.S" #endif - andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) - la r10,(_UC_VREGS)(r31) - beq L(has_no_vec) - - lwz r0,(32*16)(r10) - li r9,(32*16) - cmpwi r0,0 - mtspr VRSAVE,r0 - beq L(has_no_vec) - - lvx v19,r9,r10 - la r9,(16)(r10) - - lvx v0,0,r10 - lvx v1,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - mtvscr v19 - lvx v2,0,r10 - lvx v3,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v4,0,r10 - lvx v5,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v6,0,r10 - lvx v7,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v8,0,r10 - lvx v9,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v10,0,r10 - lvx v11,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v12,0,r10 - lvx v13,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v14,0,r10 - lvx v15,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v16,0,r10 - lvx v17,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v18,0,r10 - lvx v19,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v20,0,r10 - lvx v21,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v22,0,r10 - lvx v23,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v24,0,r10 - lvx v25,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v26,0,r10 - lvx v27,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v28,0,r10 - lvx v29,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v30,0,r10 - lvx v31,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v10,0,r10 - lvx v11,0,r9 - -L(has_no_vec): - /* Restore the floating-point registers */ - lfd fp31,_UC_FREGS+(32*8)(r31) - lfd fp0,_UC_FREGS+(0*8)(r31) - mtfsf 0xff,fp31 - lfd fp1,_UC_FREGS+(1*8)(r31) - lfd fp2,_UC_FREGS+(2*8)(r31) - lfd fp3,_UC_FREGS+(3*8)(r31) - lfd fp4,_UC_FREGS+(4*8)(r31) - lfd fp5,_UC_FREGS+(5*8)(r31) - lfd fp6,_UC_FREGS+(6*8)(r31) - lfd fp7,_UC_FREGS+(7*8)(r31) - lfd fp8,_UC_FREGS+(8*8)(r31) - lfd fp9,_UC_FREGS+(9*8)(r31) - lfd fp10,_UC_FREGS+(10*8)(r31) - lfd fp11,_UC_FREGS+(11*8)(r31) - lfd fp12,_UC_FREGS+(12*8)(r31) - lfd fp13,_UC_FREGS+(13*8)(r31) - lfd fp14,_UC_FREGS+(14*8)(r31) - lfd fp15,_UC_FREGS+(15*8)(r31) - lfd fp16,_UC_FREGS+(16*8)(r31) - lfd fp17,_UC_FREGS+(17*8)(r31) - lfd fp18,_UC_FREGS+(18*8)(r31) - lfd fp19,_UC_FREGS+(19*8)(r31) - lfd fp20,_UC_FREGS+(20*8)(r31) - lfd fp21,_UC_FREGS+(21*8)(r31) - lfd fp22,_UC_FREGS+(22*8)(r31) - lfd fp23,_UC_FREGS+(23*8)(r31) - lfd fp24,_UC_FREGS+(24*8)(r31) - lfd fp25,_UC_FREGS+(25*8)(r31) - lfd fp26,_UC_FREGS+(26*8)(r31) - lfd fp27,_UC_FREGS+(27*8)(r31) - lfd fp28,_UC_FREGS+(28*8)(r31) - lfd fp29,_UC_FREGS+(29*8)(r31) - lfd fp30,_UC_FREGS+(30*8)(r31) - lfd fp31,_UC_FREGS+(31*8)(r31) - - /* Restore LR and CCR, and set CTR to the NIP value */ - lwz r3,_UC_GREGS+(PT_LNK*4)(r31) - lwz r4,_UC_GREGS+(PT_NIP*4)(r31) - lwz r5,_UC_GREGS+(PT_CCR*4)(r31) - mtlr r3 - mtctr r4 - mtcr r5 - - /* Restore the general registers */ - lwz r1,_UC_GREGS+(PT_R1*4)(r31) - lwz r3,_UC_GREGS+(PT_R3*4)(r31) - lwz r4,_UC_GREGS+(PT_R4*4)(r31) - lwz r5,_UC_GREGS+(PT_R5*4)(r31) - lwz r6,_UC_GREGS+(PT_R6*4)(r31) - lwz r7,_UC_GREGS+(PT_R7*4)(r31) - lwz r8,_UC_GREGS+(PT_R8*4)(r31) - lwz r9,_UC_GREGS+(PT_R9*4)(r31) - lwz r10,_UC_GREGS+(PT_R10*4)(r31) - lwz r11,_UC_GREGS+(PT_R11*4)(r31) - lwz r12,_UC_GREGS+(PT_R12*4)(r31) - lwz r13,_UC_GREGS+(PT_R13*4)(r31) - lwz r14,_UC_GREGS+(PT_R14*4)(r31) - lwz r15,_UC_GREGS+(PT_R15*4)(r31) - lwz r16,_UC_GREGS+(PT_R16*4)(r31) - lwz r17,_UC_GREGS+(PT_R17*4)(r31) - lwz r18,_UC_GREGS+(PT_R18*4)(r31) - lwz r19,_UC_GREGS+(PT_R19*4)(r31) - lwz r20,_UC_GREGS+(PT_R20*4)(r31) - lwz r21,_UC_GREGS+(PT_R21*4)(r31) - lwz r22,_UC_GREGS+(PT_R22*4)(r31) - lwz r23,_UC_GREGS+(PT_R23*4)(r31) - lwz r24,_UC_GREGS+(PT_R24*4)(r31) - lwz r25,_UC_GREGS+(PT_R25*4)(r31) - lwz r26,_UC_GREGS+(PT_R26*4)(r31) - lwz r27,_UC_GREGS+(PT_R27*4)(r31) - lwz r28,_UC_GREGS+(PT_R28*4)(r31) - lwz r29,_UC_GREGS+(PT_R29*4)(r31) - lwz r30,_UC_GREGS+(PT_R30*4)(r31) - lwz r31,_UC_GREGS+(PT_R31*4)(r31) - - bctr - -L(error_exit): - lwz r31,12(r1) - lwz r0,20(r1) - addi r1,r1,16 - mtlr r0 - blr - -L(do_sigret): - addi r1,r3,-0xd0 - li r0,SYS_ify(rt_sigreturn) - sc - /* NOTREACHED */ - -END (__setcontext) versioned_symbol (libc, __setcontext, setcontext, GLIBC_2_3_4) #if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4) compat_text_section -ENTRY(__novec_setcontext) - mflr r0 - stwu r1,-16(r1) - stw r0,20(r1) - stw r31,12(r1) - lwz r31,_UC_REGS_PTR(r3) - - /* - * If this ucontext refers to the point where we were interrupted - * by a signal, we have to use the rt_sigreturn system call to - * return to the context so we get both LR and CTR restored. - * - * Otherwise, the context we are restoring is either just after - * a procedure call (getcontext/swapcontext) or at the beginning - * of a procedure call (makecontext), so we don't need to restore - * r0, xer, ctr. We don't restore r2 since it will be used as - * the TLS pointer. - */ - lwz r0,_UC_GREGS+(PT_MSR*4)(r31) - cmpwi r0,0 - bne L(novec_do_sigret) - - /* Restore the signal mask */ - li r5,0 - addi r4,r3,_UC_SIGMASK - li r3,SIG_SETMASK - bl __sigprocmask@local - cmpwi r3,0 - bne L(novec_error_exit) - - /* Restore the floating-point registers */ - lfd fp31,_UC_FREGS+(32*8)(r31) - lfd fp0,_UC_FREGS+(0*8)(r31) - mtfsf 0xff,fp31 - lfd fp1,_UC_FREGS+(1*8)(r31) - lfd fp2,_UC_FREGS+(2*8)(r31) - lfd fp3,_UC_FREGS+(3*8)(r31) - lfd fp4,_UC_FREGS+(4*8)(r31) - lfd fp5,_UC_FREGS+(5*8)(r31) - lfd fp6,_UC_FREGS+(6*8)(r31) - lfd fp7,_UC_FREGS+(7*8)(r31) - lfd fp8,_UC_FREGS+(8*8)(r31) - lfd fp9,_UC_FREGS+(9*8)(r31) - lfd fp10,_UC_FREGS+(10*8)(r31) - lfd fp11,_UC_FREGS+(11*8)(r31) - lfd fp12,_UC_FREGS+(12*8)(r31) - lfd fp13,_UC_FREGS+(13*8)(r31) - lfd fp14,_UC_FREGS+(14*8)(r31) - lfd fp15,_UC_FREGS+(15*8)(r31) - lfd fp16,_UC_FREGS+(16*8)(r31) - lfd fp17,_UC_FREGS+(17*8)(r31) - lfd fp18,_UC_FREGS+(18*8)(r31) - lfd fp19,_UC_FREGS+(19*8)(r31) - lfd fp20,_UC_FREGS+(20*8)(r31) - lfd fp21,_UC_FREGS+(21*8)(r31) - lfd fp22,_UC_FREGS+(22*8)(r31) - lfd fp23,_UC_FREGS+(23*8)(r31) - lfd fp24,_UC_FREGS+(24*8)(r31) - lfd fp25,_UC_FREGS+(25*8)(r31) - lfd fp26,_UC_FREGS+(26*8)(r31) - lfd fp27,_UC_FREGS+(27*8)(r31) - lfd fp28,_UC_FREGS+(28*8)(r31) - lfd fp29,_UC_FREGS+(29*8)(r31) - lfd fp30,_UC_FREGS+(30*8)(r31) - lfd fp31,_UC_FREGS+(31*8)(r31) - - /* Restore LR and CCR, and set CTR to the NIP value */ - lwz r3,_UC_GREGS+(PT_LNK*4)(r31) - lwz r4,_UC_GREGS+(PT_NIP*4)(r31) - lwz r5,_UC_GREGS+(PT_CCR*4)(r31) - mtlr r3 - mtctr r4 - mtcr r5 - - /* Restore the general registers */ - lwz r1,_UC_GREGS+(PT_R1*4)(r31) - lwz r3,_UC_GREGS+(PT_R3*4)(r31) - lwz r4,_UC_GREGS+(PT_R4*4)(r31) - lwz r5,_UC_GREGS+(PT_R5*4)(r31) - lwz r6,_UC_GREGS+(PT_R6*4)(r31) - lwz r7,_UC_GREGS+(PT_R7*4)(r31) - lwz r8,_UC_GREGS+(PT_R8*4)(r31) - lwz r9,_UC_GREGS+(PT_R9*4)(r31) - lwz r10,_UC_GREGS+(PT_R10*4)(r31) - lwz r11,_UC_GREGS+(PT_R11*4)(r31) - lwz r12,_UC_GREGS+(PT_R12*4)(r31) - lwz r13,_UC_GREGS+(PT_R13*4)(r31) - lwz r14,_UC_GREGS+(PT_R14*4)(r31) - lwz r15,_UC_GREGS+(PT_R15*4)(r31) - lwz r16,_UC_GREGS+(PT_R16*4)(r31) - lwz r17,_UC_GREGS+(PT_R17*4)(r31) - lwz r18,_UC_GREGS+(PT_R18*4)(r31) - lwz r19,_UC_GREGS+(PT_R19*4)(r31) - lwz r20,_UC_GREGS+(PT_R20*4)(r31) - lwz r21,_UC_GREGS+(PT_R21*4)(r31) - lwz r22,_UC_GREGS+(PT_R22*4)(r31) - lwz r23,_UC_GREGS+(PT_R23*4)(r31) - lwz r24,_UC_GREGS+(PT_R24*4)(r31) - lwz r25,_UC_GREGS+(PT_R25*4)(r31) - lwz r26,_UC_GREGS+(PT_R26*4)(r31) - lwz r27,_UC_GREGS+(PT_R27*4)(r31) - lwz r28,_UC_GREGS+(PT_R28*4)(r31) - lwz r29,_UC_GREGS+(PT_R29*4)(r31) - lwz r30,_UC_GREGS+(PT_R30*4)(r31) - lwz r31,_UC_GREGS+(PT_R31*4)(r31) - - bctr - -L(novec_error_exit): - lwz r31,12(r1) - lwz r0,20(r1) - addi r1,r1,16 - mtlr r0 - blr + +# undef __CONTEXT_FUNC_NAME +# define __CONTEXT_FUNC_NAME __novec_setcontext +# undef __CONTEXT_ENABLE_VRS -L(novec_do_sigret): - addi r1,r3,-0xd0 - li r0,SYS_ify(rt_sigreturn) - sc - /* NOTREACHED */ +# include "setcontext-common.S" -END (__novec_setcontext) .previous compat_symbol (libc, __novec_setcontext, setcontext, GLIBC_2_3_3) @@ -406,8 +70,8 @@ compat_symbol (libc, __novec_setcontext, setcontext, GLIBC_2_3_3) #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_3) -#define _ERRNO_H 1 -#include <bits/errno.h> +# define _ERRNO_H 1 +# include <bits/errno.h> compat_text_section ENTRY (__setcontext_stub) diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S new file mode 100644 index 0000000000..8b2998b8fd --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S @@ -0,0 +1,516 @@ +/* Save current context and jump to a new context. + Copyright (C) 2005 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA + 02110-1301 USA. */ + +/* This is the common implementation of setcontext for powerpc32. + It not complete in itself should be included in to a framework that + defines: + __CONTEXT_FUNC_NAME + and if appropriate: + __CONTEXT_ENABLE_FPRS + __CONTEXT_ENABLE_VRS + Any archecture that implements the Vector unit is assumed to also + implement the floating unit. */ + +/* Stack frame offsets. */ +#define _FRAME_BACKCHAIN 0 +#define _FRAME_LR_SAVE 4 +#define _FRAME_PARM_SAVE1 8 +#define _FRAME_PARM_SAVE2 12 +#define _FRAME_PARM_SAVE3 16 +#define _FRAME_PARM_SAVE4 20 + +#ifdef __CONTEXT_ENABLE_VRS + .machine "altivec" +#endif +ENTRY(__CONTEXT_FUNC_NAME) + stwu r1,-16(r1) +/* Insure that the _UC_REGS start on a quadword boundary. */ + stw r3,_FRAME_PARM_SAVE1(r1) + addi r3,r3,_UC_REG_SPACE+12 + stw r4,_FRAME_PARM_SAVE2(r1) /* new context pointer */ + clrrwi r3,r3,4 + +/* Save the general purpose registers */ + stw r0,_UC_GREGS+(PT_R0*4)(r3) + mflr r0 + stw r2,_UC_GREGS+(PT_R2*4)(r3) + stw r4,_UC_GREGS+(PT_R4*4)(r3) +/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers + return address. */ + stw r0,_UC_GREGS+(PT_LNK*4)(r3) + stw r0,_UC_GREGS+(PT_NIP*4)(r3) + stw r0,_FRAME_LR_SAVE+16(r1) + stw r5,_UC_GREGS+(PT_R5*4)(r3) + stw r6,_UC_GREGS+(PT_R6*4)(r3) + stw r7,_UC_GREGS+(PT_R7*4)(r3) + stw r8,_UC_GREGS+(PT_R8*4)(r3) + stw r9,_UC_GREGS+(PT_R9*4)(r3) + stw r10,_UC_GREGS+(PT_R10*4)(r3) + stw r11,_UC_GREGS+(PT_R11*4)(r3) + stw r12,_UC_GREGS+(PT_R12*4)(r3) + stw r13,_UC_GREGS+(PT_R13*4)(r3) + stw r14,_UC_GREGS+(PT_R14*4)(r3) + stw r15,_UC_GREGS+(PT_R15*4)(r3) + stw r16,_UC_GREGS+(PT_R16*4)(r3) + stw r17,_UC_GREGS+(PT_R17*4)(r3) + stw r18,_UC_GREGS+(PT_R18*4)(r3) + stw r19,_UC_GREGS+(PT_R19*4)(r3) + stw r20,_UC_GREGS+(PT_R20*4)(r3) + stw r21,_UC_GREGS+(PT_R21*4)(r3) + stw r22,_UC_GREGS+(PT_R22*4)(r3) + stw r23,_UC_GREGS+(PT_R23*4)(r3) + stw r24,_UC_GREGS+(PT_R24*4)(r3) + stw r25,_UC_GREGS+(PT_R25*4)(r3) + stw r26,_UC_GREGS+(PT_R26*4)(r3) + stw r27,_UC_GREGS+(PT_R27*4)(r3) + stw r28,_UC_GREGS+(PT_R28*4)(r3) + stw r29,_UC_GREGS+(PT_R29*4)(r3) + stw r30,_UC_GREGS+(PT_R30*4)(r3) + stw r31,_UC_GREGS+(PT_R31*4)(r3) + +/* Save the value of R1. We had to push the stack before we + had the address of uc_reg_space. So compute the address of + the callers stack pointer and save it as R1. */ + addi r8,r1,16 + li r0,0 +/* Save the count, exception and condition registers. */ + mfctr r11 + mfxer r10 + mfcr r9 + stw r8,_UC_GREGS+(PT_R1*4)(r3) + stw r11,_UC_GREGS+(PT_CTR*4)(r3) + stw r10,_UC_GREGS+(PT_XER*4)(r3) + stw r9,_UC_GREGS+(PT_CCR*4)(r3) +/* Set the return value of getcontext to "success". R3 is the only + register whose value is not preserved in the saved context. */ + stw r0,_UC_GREGS+(PT_R3*4)(r3) + + /* Zero fill fields that can't be set in user state. */ + stw r0,_UC_GREGS+(PT_MSR*4)(r3) + stw r0,_UC_GREGS+(PT_MQ*4)(r3) + +#ifdef __CONTEXT_ENABLE_FPRS + /* Save the floating-point registers */ + stfd fp0,_UC_FREGS+(0*8)(r3) + stfd fp1,_UC_FREGS+(1*8)(r3) + stfd fp2,_UC_FREGS+(2*8)(r3) + stfd fp3,_UC_FREGS+(3*8)(r3) + stfd fp4,_UC_FREGS+(4*8)(r3) + stfd fp5,_UC_FREGS+(5*8)(r3) + stfd fp6,_UC_FREGS+(6*8)(r3) + stfd fp7,_UC_FREGS+(7*8)(r3) + stfd fp8,_UC_FREGS+(8*8)(r3) + stfd fp9,_UC_FREGS+(9*8)(r3) + stfd fp10,_UC_FREGS+(10*8)(r3) + stfd fp11,_UC_FREGS+(11*8)(r3) + stfd fp12,_UC_FREGS+(12*8)(r3) + stfd fp13,_UC_FREGS+(13*8)(r3) + stfd fp14,_UC_FREGS+(14*8)(r3) + stfd fp15,_UC_FREGS+(15*8)(r3) + stfd fp16,_UC_FREGS+(16*8)(r3) + stfd fp17,_UC_FREGS+(17*8)(r3) + stfd fp18,_UC_FREGS+(18*8)(r3) + stfd fp19,_UC_FREGS+(19*8)(r3) + stfd fp20,_UC_FREGS+(20*8)(r3) + stfd fp21,_UC_FREGS+(21*8)(r3) + stfd fp22,_UC_FREGS+(22*8)(r3) + stfd fp23,_UC_FREGS+(23*8)(r3) + stfd fp24,_UC_FREGS+(24*8)(r3) + stfd fp25,_UC_FREGS+(25*8)(r3) + stfd fp26,_UC_FREGS+(26*8)(r3) + stfd fp27,_UC_FREGS+(27*8)(r3) + stfd fp28,_UC_FREGS+(28*8)(r3) + stfd fp29,_UC_FREGS+(29*8)(r3) + mffs fp0 + stfd fp30,_UC_FREGS+(30*8)(r3) + stfd fp31,_UC_FREGS+(31*8)(r3) + stfd fp0,_UC_FREGS+(32*8)(r3) + +# ifdef __CONTEXT_ENABLE_VRS +# ifdef PIC + mflr r8 +# ifdef HAVE_ASM_PPC_REL16 + bcl 20,31,1f +1: mflr r7 + addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha + addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l +# else + bl _GLOBAL_OFFSET_TABLE_@local-4 + mflr r7 +# endif +# ifdef SHARED + lwz r7,_rtld_global_ro@got(r7) + mtlr r8 + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) +# else + lwz r7,_dl_hwcap@got(r7) + mtlr r8 + lwz r7,0(r7) +# endif +# else + lis r7,_dl_hwcap@ha + lwz r7,_dl_hwcap@l(r7) +# endif + andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) + + la r10,(_UC_VREGS)(r3) + la r9,(_UC_VREGS+16)(r3) + +/* beq L(no_vec)*/ + beq 2f +/* address of the combined VSCR/VSAVE quadword. */ + la r8,(_UC_VREGS+512)(r3) + +/* Save the vector registers */ + stvx v0,0,r10 + stvx v1,0,r9 + addi r10,r10,32 + addi r9,r9,32 +/* We need to get the Vector Status and Control Register early to avoid + store order problems later with the VSAVE register that shares the + same quadword. */ + mfvscr v0 + + stvx v2,0,r10 + stvx v3,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v0,0,r8 + + stvx v4,0,r10 + stvx v5,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v6,0,r10 + stvx v7,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v8,0,r10 + stvx v9,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v10,0,r10 + stvx v11,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v12,0,r10 + stvx v13,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v14,0,r10 + stvx v15,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v16,0,r10 + stvx v17,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v18,0,r10 + stvx v19,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v20,0,r10 + stvx v21,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v22,0,r10 + stvx v23,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v24,0,r10 + stvx v25,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v26,0,r10 + stvx v27,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + stvx v28,0,r10 + stvx v29,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + mfvscr v0 + stvx v30,0,r10 + stvx v31,0,r9 + stw r0,0(r8) + +2: /*L(no_vec):*/ +# endif /* __CONTEXT_ENABLE_VRS */ +#endif /* __CONTEXT_ENABLE_FPRS */ + +/* Restore ucontext (parm1) from stack. */ + lwz r12,_FRAME_PARM_SAVE1(r1) + li r4,0 + stw r3,_UC_REGS_PTR(r12) + addi r5,r12,_UC_SIGMASK + li r3,SIG_SETMASK + bl __sigprocmask@local + cmpwi r3,0 + bne 3f /* L(error_exit) */ + + /* + * If the new ucontext refers to the point where we were interrupted + * by a signal, we have to use the rt_sigreturn system call to + * return to the context so we get both LR and CTR restored. + * + * Otherwise, the context we are restoring is either just after + * a procedure call (getcontext/swapcontext) or at the beginning + * of a procedure call (makecontext), so we don't need to restore + * r0, xer, ctr. We don't restore r2 since it will be used as + * the TLS pointer. + */ + lwz r4,_FRAME_PARM_SAVE2(r1) + lwz r31,_UC_REGS_PTR(r4) + lwz r0,_UC_GREGS+(PT_MSR*4)(r31) + cmpwi r0,0 + bne 4f /* L(do_sigret) */ + +#ifdef __CONTEXT_ENABLE_FPRS +# ifdef __CONTEXT_ENABLE_VRS + +# ifdef PIC + mflr r8 +# ifdef HAVE_ASM_PPC_REL16 + bcl 20,31,5f +5: mflr r7 + addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha + addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l +# else + bl _GLOBAL_OFFSET_TABLE_@local-4 + mflr r7 +# endif +# ifdef SHARED + lwz r7,_rtld_global_ro@got(r7) + mtlr r8 + lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) +# else + lwz r7,_dl_hwcap@got(r7) + mtlr r8 + lwz r7,0(r7) +# endif +# else + lis r7,_dl_hwcap@ha + lwz r7,_dl_hwcap@l(r7) +# endif + andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) + la r10,(_UC_VREGS)(r31) + beq 6f /* L(has_no_vec) */ + + lwz r0,(32*16)(r10) + li r9,(32*16) + cmpwi r0,0 + mtspr VRSAVE,r0 + beq 6f /* L(has_no_vec) */ + + lvx v19,r9,r10 + la r9,(16)(r10) + + lvx v0,0,r10 + lvx v1,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + mtvscr v19 + lvx v2,0,r10 + lvx v3,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v4,0,r10 + lvx v5,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v6,0,r10 + lvx v7,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v8,0,r10 + lvx v9,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v10,0,r10 + lvx v11,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v12,0,r10 + lvx v13,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v14,0,r10 + lvx v15,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v16,0,r10 + lvx v17,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v18,0,r10 + lvx v19,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v20,0,r10 + lvx v21,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v22,0,r10 + lvx v23,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v24,0,r10 + lvx v25,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v26,0,r10 + lvx v27,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v28,0,r10 + lvx v29,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v30,0,r10 + lvx v31,0,r9 + addi r10,r10,32 + addi r9,r9,32 + + lvx v10,0,r10 + lvx v11,0,r9 + +6: /* L(has_no_vec): */ +# endif /* __CONTEXT_ENABLE_VRS */ + /* Restore the floating-point registers */ + lfd fp31,_UC_FREGS+(32*8)(r31) + lfd fp0,_UC_FREGS+(0*8)(r31) + mtfsf 0xff,fp31 + lfd fp1,_UC_FREGS+(1*8)(r31) + lfd fp2,_UC_FREGS+(2*8)(r31) + lfd fp3,_UC_FREGS+(3*8)(r31) + lfd fp4,_UC_FREGS+(4*8)(r31) + lfd fp5,_UC_FREGS+(5*8)(r31) + lfd fp6,_UC_FREGS+(6*8)(r31) + lfd fp7,_UC_FREGS+(7*8)(r31) + lfd fp8,_UC_FREGS+(8*8)(r31) + lfd fp9,_UC_FREGS+(9*8)(r31) + lfd fp10,_UC_FREGS+(10*8)(r31) + lfd fp11,_UC_FREGS+(11*8)(r31) + lfd fp12,_UC_FREGS+(12*8)(r31) + lfd fp13,_UC_FREGS+(13*8)(r31) + lfd fp14,_UC_FREGS+(14*8)(r31) + lfd fp15,_UC_FREGS+(15*8)(r31) + lfd fp16,_UC_FREGS+(16*8)(r31) + lfd fp17,_UC_FREGS+(17*8)(r31) + lfd fp18,_UC_FREGS+(18*8)(r31) + lfd fp19,_UC_FREGS+(19*8)(r31) + lfd fp20,_UC_FREGS+(20*8)(r31) + lfd fp21,_UC_FREGS+(21*8)(r31) + lfd fp22,_UC_FREGS+(22*8)(r31) + lfd fp23,_UC_FREGS+(23*8)(r31) + lfd fp24,_UC_FREGS+(24*8)(r31) + lfd fp25,_UC_FREGS+(25*8)(r31) + lfd fp26,_UC_FREGS+(26*8)(r31) + lfd fp27,_UC_FREGS+(27*8)(r31) + lfd fp28,_UC_FREGS+(28*8)(r31) + lfd fp29,_UC_FREGS+(29*8)(r31) + lfd fp30,_UC_FREGS+(30*8)(r31) + lfd fp31,_UC_FREGS+(31*8)(r31) +#endif /* __CONTEXT_ENABLE_FPRS */ + + /* Restore LR and CCR, and set CTR to the NIP value */ + lwz r3,_UC_GREGS+(PT_LNK*4)(r31) + lwz r4,_UC_GREGS+(PT_NIP*4)(r31) + lwz r5,_UC_GREGS+(PT_CCR*4)(r31) + mtlr r3 + mtctr r4 + mtcr r5 + + /* Restore the general registers */ + lwz r1,_UC_GREGS+(PT_R1*4)(r31) + lwz r3,_UC_GREGS+(PT_R3*4)(r31) + lwz r4,_UC_GREGS+(PT_R4*4)(r31) + lwz r5,_UC_GREGS+(PT_R5*4)(r31) + lwz r6,_UC_GREGS+(PT_R6*4)(r31) + lwz r7,_UC_GREGS+(PT_R7*4)(r31) + lwz r8,_UC_GREGS+(PT_R8*4)(r31) + lwz r9,_UC_GREGS+(PT_R9*4)(r31) + lwz r10,_UC_GREGS+(PT_R10*4)(r31) + lwz r11,_UC_GREGS+(PT_R11*4)(r31) + lwz r12,_UC_GREGS+(PT_R12*4)(r31) + lwz r13,_UC_GREGS+(PT_R13*4)(r31) + lwz r14,_UC_GREGS+(PT_R14*4)(r31) + lwz r15,_UC_GREGS+(PT_R15*4)(r31) + lwz r16,_UC_GREGS+(PT_R16*4)(r31) + lwz r17,_UC_GREGS+(PT_R17*4)(r31) + lwz r18,_UC_GREGS+(PT_R18*4)(r31) + lwz r19,_UC_GREGS+(PT_R19*4)(r31) + lwz r20,_UC_GREGS+(PT_R20*4)(r31) + lwz r21,_UC_GREGS+(PT_R21*4)(r31) + lwz r22,_UC_GREGS+(PT_R22*4)(r31) + lwz r23,_UC_GREGS+(PT_R23*4)(r31) + lwz r24,_UC_GREGS+(PT_R24*4)(r31) + lwz r25,_UC_GREGS+(PT_R25*4)(r31) + lwz r26,_UC_GREGS+(PT_R26*4)(r31) + lwz r27,_UC_GREGS+(PT_R27*4)(r31) + lwz r28,_UC_GREGS+(PT_R28*4)(r31) + lwz r29,_UC_GREGS+(PT_R29*4)(r31) + lwz r30,_UC_GREGS+(PT_R30*4)(r31) + lwz r31,_UC_GREGS+(PT_R31*4)(r31) + + bctr + +3:/*L(error_exit):*/ + lwz r0,_FRAME_LR_SAVE+16(r1) + addi r1,r1,16 + mtlr r0 + blr + +4:/*L(do_sigret):*/ + addi r1,r4,-0xd0 + li r0,SYS_ify(rt_sigreturn) + sc + /* NOTREACHED */ + +END(__CONTEXT_FUNC_NAME) + diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S index 6e46abadb0..0605f3d107 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S @@ -1,5 +1,5 @@ /* Save current context and jump to a new context. - Copyright (C) 2002, 2004 Free Software Foundation, Inc. + Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -14,698 +14,53 @@ You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ + Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA + 02110-1301 USA. */ #include <sysdep.h> #include <rtld-global-offsets.h> #include <shlib-compat.h> +#include <kernel-features.h> #define __ASSEMBLY__ #include <asm/ptrace.h> #include "ucontext_i.h" - .machine "altivec" -ENTRY(__swapcontext) - stwu r1,-16(r1) -/* Insure that the _UC_REGS start on a quadword boundary. */ - stw r3,_FRAME_PARM_SAVE1(r1) - addi r3,r3,_UC_REG_SPACE+12 - stw r4,_FRAME_PARM_SAVE2(r1) /* new context pointer */ - clrrwi r3,r3,4 - -/* Save the general purpose registers */ - stw r0,_UC_GREGS+(PT_R0*4)(r3) - mflr r0 - stw r2,_UC_GREGS+(PT_R2*4)(r3) - stw r4,_UC_GREGS+(PT_R4*4)(r3) -/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers - return address. */ - stw r0,_UC_GREGS+(PT_LNK*4)(r3) - stw r0,_UC_GREGS+(PT_NIP*4)(r3) - stw r0,_FRAME_LR_SAVE+16(r1) - stw r5,_UC_GREGS+(PT_R5*4)(r3) - stw r6,_UC_GREGS+(PT_R6*4)(r3) - stw r7,_UC_GREGS+(PT_R7*4)(r3) - stw r8,_UC_GREGS+(PT_R8*4)(r3) - stw r9,_UC_GREGS+(PT_R9*4)(r3) - stw r10,_UC_GREGS+(PT_R10*4)(r3) - stw r11,_UC_GREGS+(PT_R11*4)(r3) - stw r12,_UC_GREGS+(PT_R12*4)(r3) - stw r13,_UC_GREGS+(PT_R13*4)(r3) - stw r14,_UC_GREGS+(PT_R14*4)(r3) - stw r15,_UC_GREGS+(PT_R15*4)(r3) - stw r16,_UC_GREGS+(PT_R16*4)(r3) - stw r17,_UC_GREGS+(PT_R17*4)(r3) - stw r18,_UC_GREGS+(PT_R18*4)(r3) - stw r19,_UC_GREGS+(PT_R19*4)(r3) - stw r20,_UC_GREGS+(PT_R20*4)(r3) - stw r21,_UC_GREGS+(PT_R21*4)(r3) - stw r22,_UC_GREGS+(PT_R22*4)(r3) - stw r23,_UC_GREGS+(PT_R23*4)(r3) - stw r24,_UC_GREGS+(PT_R24*4)(r3) - stw r25,_UC_GREGS+(PT_R25*4)(r3) - stw r26,_UC_GREGS+(PT_R26*4)(r3) - stw r27,_UC_GREGS+(PT_R27*4)(r3) - stw r28,_UC_GREGS+(PT_R28*4)(r3) - stw r29,_UC_GREGS+(PT_R29*4)(r3) - stw r30,_UC_GREGS+(PT_R30*4)(r3) - stw r31,_UC_GREGS+(PT_R31*4)(r3) - -/* Save the value of R1. We had to push the stack before we - had the address of uc_reg_space. So compute the address of - the callers stack pointer and save it as R1. */ - addi r8,r1,16 - li r0,0 -/* Save the count, exception and condition registers. */ - mfctr r11 - mfxer r10 - mfcr r9 - stw r8,_UC_GREGS+(PT_R1*4)(r3) - stw r11,_UC_GREGS+(PT_CTR*4)(r3) - stw r10,_UC_GREGS+(PT_XER*4)(r3) - stw r9,_UC_GREGS+(PT_CCR*4)(r3) -/* Set the return value of getcontext to "success". R3 is the only - register whose value is not preserved in the saved context. */ - stw r0,_UC_GREGS+(PT_R3*4)(r3) - - /* Zero fill fields that can't be set in user state. */ - stw r0,_UC_GREGS+(PT_MSR*4)(r3) - stw r0,_UC_GREGS+(PT_MQ*4)(r3) - - /* Save the floating-point registers */ - stfd fp0,_UC_FREGS+(0*8)(r3) - stfd fp1,_UC_FREGS+(1*8)(r3) - stfd fp2,_UC_FREGS+(2*8)(r3) - stfd fp3,_UC_FREGS+(3*8)(r3) - stfd fp4,_UC_FREGS+(4*8)(r3) - stfd fp5,_UC_FREGS+(5*8)(r3) - stfd fp6,_UC_FREGS+(6*8)(r3) - stfd fp7,_UC_FREGS+(7*8)(r3) - stfd fp8,_UC_FREGS+(8*8)(r3) - stfd fp9,_UC_FREGS+(9*8)(r3) - stfd fp10,_UC_FREGS+(10*8)(r3) - stfd fp11,_UC_FREGS+(11*8)(r3) - stfd fp12,_UC_FREGS+(12*8)(r3) - stfd fp13,_UC_FREGS+(13*8)(r3) - stfd fp14,_UC_FREGS+(14*8)(r3) - stfd fp15,_UC_FREGS+(15*8)(r3) - stfd fp16,_UC_FREGS+(16*8)(r3) - stfd fp17,_UC_FREGS+(17*8)(r3) - stfd fp18,_UC_FREGS+(18*8)(r3) - stfd fp19,_UC_FREGS+(19*8)(r3) - stfd fp20,_UC_FREGS+(20*8)(r3) - stfd fp21,_UC_FREGS+(21*8)(r3) - stfd fp22,_UC_FREGS+(22*8)(r3) - stfd fp23,_UC_FREGS+(23*8)(r3) - stfd fp24,_UC_FREGS+(24*8)(r3) - stfd fp25,_UC_FREGS+(25*8)(r3) - stfd fp26,_UC_FREGS+(26*8)(r3) - stfd fp27,_UC_FREGS+(27*8)(r3) - stfd fp28,_UC_FREGS+(28*8)(r3) - stfd fp29,_UC_FREGS+(29*8)(r3) - mffs fp0 - stfd fp30,_UC_FREGS+(30*8)(r3) - stfd fp31,_UC_FREGS+(31*8)(r3) - stfd fp0,_UC_FREGS+(32*8)(r3) -#ifdef PIC - mflr r8 -# ifdef HAVE_ASM_PPC_REL16 - bcl 20,31,1f -1: mflr r7 - addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha - addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l -# else - bl _GLOBAL_OFFSET_TABLE_@local-4 - mflr r7 -# endif -# ifdef SHARED - lwz r7,_rtld_global_ro@got(r7) - mtlr r8 - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) -# else - lwz r7,_dl_hwcap@got(r7) - mtlr r8 - lwz r7,0(r7) -# endif -#else - lis r7,_dl_hwcap@ha - lwz r7,_dl_hwcap@l(r7) -#endif - andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) - - la r10,(_UC_VREGS)(r3) - la r9,(_UC_VREGS+16)(r3) - - beq L(no_vec) -/* address of the combined VSCR/VSAVE quadword. */ - la r8,(_UC_VREGS+512)(r3) - -/* Save the vector registers */ - stvx v0,0,r10 - stvx v1,0,r9 - addi r10,r10,32 - addi r9,r9,32 -/* We need to get the Vector Status and Control Register early to avoid - store order problems later with the VSAVE register that shares the - same quadword. */ - mfvscr v0 - - stvx v2,0,r10 - stvx v3,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v0,0,r8 - - stvx v4,0,r10 - stvx v5,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v6,0,r10 - stvx v7,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v8,0,r10 - stvx v9,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v10,0,r10 - stvx v11,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v12,0,r10 - stvx v13,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v14,0,r10 - stvx v15,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v16,0,r10 - stvx v17,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v18,0,r10 - stvx v19,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v20,0,r10 - stvx v21,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v22,0,r10 - stvx v23,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v24,0,r10 - stvx v25,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v26,0,r10 - stvx v27,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - stvx v28,0,r10 - stvx v29,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - mfvscr v0 - stvx v30,0,r10 - stvx v31,0,r9 - - stw r0,0(r8) - -L(no_vec): -/* Restore ucontext (parm1) from stack. */ - lwz r12,_FRAME_PARM_SAVE1(r1) - li r4,0 - stw r3,_UC_REGS_PTR(r12) - addi r5,r12,_UC_SIGMASK - li r3,SIG_SETMASK - bl __sigprocmask@local - cmpwi r3,0 - bne L(error_exit) - - /* - * If the new ucontext refers to the point where we were interrupted - * by a signal, we have to use the rt_sigreturn system call to - * return to the context so we get both LR and CTR restored. - * - * Otherwise, the context we are restoring is either just after - * a procedure call (getcontext/swapcontext) or at the beginning - * of a procedure call (makecontext), so we don't need to restore - * r0, xer, ctr. We don't restore r2 since it will be used as - * the TLS pointer. - */ - lwz r4,_FRAME_PARM_SAVE2(r1) - lwz r31,_UC_REGS_PTR(r4) - lwz r0,_UC_GREGS+(PT_MSR*4)(r31) - cmpwi r0,0 - bne L(do_sigret) - -#ifdef PIC - mflr r8 -# ifdef HAVE_ASM_PPC_REL16 - bcl 20,31,1f -1: mflr r7 - addis r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha - addi r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l -# else - bl _GLOBAL_OFFSET_TABLE_@local-4 - mflr r7 -# endif -# ifdef SHARED - lwz r7,_rtld_global_ro@got(r7) - mtlr r8 - lwz r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7) -# else - lwz r7,_dl_hwcap@got(r7) - mtlr r8 - lwz r7,0(r7) -# endif -#else - lis r7,_dl_hwcap@ha - lwz r7,_dl_hwcap@l(r7) -#endif - andis. r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16) - la r10,(_UC_VREGS)(r31) - beq L(has_no_vec) - - lwz r0,(32*16)(r10) - li r9,(32*16) - cmpwi r0,0 - mtspr VRSAVE,r0 - beq L(has_no_vec) - - lvx v19,r9,r10 - la r9,(16)(r10) - - lvx v0,0,r10 - lvx v1,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - mtvscr v19 - lvx v2,0,r10 - lvx v3,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v4,0,r10 - lvx v5,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v6,0,r10 - lvx v7,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v8,0,r10 - lvx v9,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v10,0,r10 - lvx v11,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v12,0,r10 - lvx v13,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v14,0,r10 - lvx v15,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v16,0,r10 - lvx v17,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v18,0,r10 - lvx v19,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v20,0,r10 - lvx v21,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v22,0,r10 - lvx v23,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v24,0,r10 - lvx v25,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v26,0,r10 - lvx v27,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v28,0,r10 - lvx v29,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v30,0,r10 - lvx v31,0,r9 - addi r10,r10,32 - addi r9,r9,32 - - lvx v10,0,r10 - lvx v11,0,r9 - -L(has_no_vec): - /* Restore the floating-point registers */ - lfd fp31,_UC_FREGS+(32*8)(r31) - lfd fp0,_UC_FREGS+(0*8)(r31) - mtfsf 0xff,fp31 - lfd fp1,_UC_FREGS+(1*8)(r31) - lfd fp2,_UC_FREGS+(2*8)(r31) - lfd fp3,_UC_FREGS+(3*8)(r31) - lfd fp4,_UC_FREGS+(4*8)(r31) - lfd fp5,_UC_FREGS+(5*8)(r31) - lfd fp6,_UC_FREGS+(6*8)(r31) - lfd fp7,_UC_FREGS+(7*8)(r31) - lfd fp8,_UC_FREGS+(8*8)(r31) - lfd fp9,_UC_FREGS+(9*8)(r31) - lfd fp10,_UC_FREGS+(10*8)(r31) - lfd fp11,_UC_FREGS+(11*8)(r31) - lfd fp12,_UC_FREGS+(12*8)(r31) - lfd fp13,_UC_FREGS+(13*8)(r31) - lfd fp14,_UC_FREGS+(14*8)(r31) - lfd fp15,_UC_FREGS+(15*8)(r31) - lfd fp16,_UC_FREGS+(16*8)(r31) - lfd fp17,_UC_FREGS+(17*8)(r31) - lfd fp18,_UC_FREGS+(18*8)(r31) - lfd fp19,_UC_FREGS+(19*8)(r31) - lfd fp20,_UC_FREGS+(20*8)(r31) - lfd fp21,_UC_FREGS+(21*8)(r31) - lfd fp22,_UC_FREGS+(22*8)(r31) - lfd fp23,_UC_FREGS+(23*8)(r31) - lfd fp24,_UC_FREGS+(24*8)(r31) - lfd fp25,_UC_FREGS+(25*8)(r31) - lfd fp26,_UC_FREGS+(26*8)(r31) - lfd fp27,_UC_FREGS+(27*8)(r31) - lfd fp28,_UC_FREGS+(28*8)(r31) - lfd fp29,_UC_FREGS+(29*8)(r31) - lfd fp30,_UC_FREGS+(30*8)(r31) - lfd fp31,_UC_FREGS+(31*8)(r31) - - /* Restore LR and CCR, and set CTR to the NIP value */ - lwz r3,_UC_GREGS+(PT_LNK*4)(r31) - lwz r4,_UC_GREGS+(PT_NIP*4)(r31) - lwz r5,_UC_GREGS+(PT_CCR*4)(r31) - mtlr r3 - mtctr r4 - mtcr r5 - - /* Restore the general registers */ - lwz r1,_UC_GREGS+(PT_R1*4)(r31) - lwz r3,_UC_GREGS+(PT_R3*4)(r31) - lwz r4,_UC_GREGS+(PT_R4*4)(r31) - lwz r5,_UC_GREGS+(PT_R5*4)(r31) - lwz r6,_UC_GREGS+(PT_R6*4)(r31) - lwz r7,_UC_GREGS+(PT_R7*4)(r31) - lwz r8,_UC_GREGS+(PT_R8*4)(r31) - lwz r9,_UC_GREGS+(PT_R9*4)(r31) - lwz r10,_UC_GREGS+(PT_R10*4)(r31) - lwz r11,_UC_GREGS+(PT_R11*4)(r31) - lwz r12,_UC_GREGS+(PT_R12*4)(r31) - lwz r13,_UC_GREGS+(PT_R13*4)(r31) - lwz r14,_UC_GREGS+(PT_R14*4)(r31) - lwz r15,_UC_GREGS+(PT_R15*4)(r31) - lwz r16,_UC_GREGS+(PT_R16*4)(r31) - lwz r17,_UC_GREGS+(PT_R17*4)(r31) - lwz r18,_UC_GREGS+(PT_R18*4)(r31) - lwz r19,_UC_GREGS+(PT_R19*4)(r31) - lwz r20,_UC_GREGS+(PT_R20*4)(r31) - lwz r21,_UC_GREGS+(PT_R21*4)(r31) - lwz r22,_UC_GREGS+(PT_R22*4)(r31) - lwz r23,_UC_GREGS+(PT_R23*4)(r31) - lwz r24,_UC_GREGS+(PT_R24*4)(r31) - lwz r25,_UC_GREGS+(PT_R25*4)(r31) - lwz r26,_UC_GREGS+(PT_R26*4)(r31) - lwz r27,_UC_GREGS+(PT_R27*4)(r31) - lwz r28,_UC_GREGS+(PT_R28*4)(r31) - lwz r29,_UC_GREGS+(PT_R29*4)(r31) - lwz r30,_UC_GREGS+(PT_R30*4)(r31) - lwz r31,_UC_GREGS+(PT_R31*4)(r31) - - bctr - -L(error_exit): - lwz r0,_FRAME_LR_SAVE+16(r1) - addi r1,r1,16 - mtlr r0 +#define __CONTEXT_FUNC_NAME __swapcontext +#define __CONTEXT_ENABLE_FPRS 1 +#define __CONTEXT_ENABLE_VRS 1 + +/* Size of ucontext in GLIBC_2.3.4 and later. */ +#define _UC_SIZE_2_3_4 1184 + +#ifdef __ASSUME_SWAPCONTEXT_SYSCALL + .section ".text"; +ENTRY (__swapcontext) + li r5,_UC_SIZE_2_3_4; + DO_CALL (SYS_ify (swapcontext)); + bso- cr0,1f +/* the kernel does not set the return code for the success case */ + li r3,0 blr - -L(do_sigret): - addi r1,r4,-0xd0 - li r0,SYS_ify(rt_sigreturn) - sc - /* NOTREACHED */ - +1: + b __syscall_error@local END(__swapcontext) +#else +# include "swapcontext-common.S" +#endif versioned_symbol (libc, __swapcontext, swapcontext, GLIBC_2_3_4) #if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4) compat_text_section -ENTRY(__novec_swapcontext) - /* Save the current context */ - addi r3,r3,_UC_REG_SPACE - stw r3,_UC_REGS_PTR - _UC_REG_SPACE(r3) - stw r0,_UC_GREGS+(PT_R0*4)(r3) - stw r1,_UC_GREGS+(PT_R1*4)(r3) - mflr r0 - stwu r1,-16(r1) - stw r0,20(r1) - stw r31,12(r1) - stw r31,_UC_GREGS+(PT_R31*4)(r3) - mr r31,r4 /* new context pointer */ - stw r0,_UC_GREGS+(PT_LNK*4)(r3) - stw r0,_UC_GREGS+(PT_NIP*4)(r3) - stw r2,_UC_GREGS+(PT_R2*4)(r3) - stw r4,_UC_GREGS+(PT_R4*4)(r3) - stw r5,_UC_GREGS+(PT_R5*4)(r3) - stw r6,_UC_GREGS+(PT_R6*4)(r3) - stw r7,_UC_GREGS+(PT_R7*4)(r3) - stw r8,_UC_GREGS+(PT_R8*4)(r3) - stw r9,_UC_GREGS+(PT_R9*4)(r3) - stw r10,_UC_GREGS+(PT_R10*4)(r3) - stw r11,_UC_GREGS+(PT_R11*4)(r3) - stw r12,_UC_GREGS+(PT_R12*4)(r3) - stw r13,_UC_GREGS+(PT_R13*4)(r3) - stw r14,_UC_GREGS+(PT_R14*4)(r3) - stw r15,_UC_GREGS+(PT_R15*4)(r3) - stw r16,_UC_GREGS+(PT_R16*4)(r3) - stw r17,_UC_GREGS+(PT_R17*4)(r3) - stw r18,_UC_GREGS+(PT_R18*4)(r3) - stw r19,_UC_GREGS+(PT_R19*4)(r3) - stw r20,_UC_GREGS+(PT_R20*4)(r3) - stw r21,_UC_GREGS+(PT_R21*4)(r3) - stw r22,_UC_GREGS+(PT_R22*4)(r3) - stw r23,_UC_GREGS+(PT_R23*4)(r3) - stw r24,_UC_GREGS+(PT_R24*4)(r3) - stw r25,_UC_GREGS+(PT_R25*4)(r3) - stw r26,_UC_GREGS+(PT_R26*4)(r3) - stw r27,_UC_GREGS+(PT_R27*4)(r3) - stw r28,_UC_GREGS+(PT_R28*4)(r3) - stw r29,_UC_GREGS+(PT_R29*4)(r3) - stw r30,_UC_GREGS+(PT_R30*4)(r3) - mfctr r0 - stw r0,_UC_GREGS+(PT_CTR*4)(r3) - mfxer r0 - stw r0,_UC_GREGS+(PT_XER*4)(r3) - mfcr r0 - stw r0,_UC_GREGS+(PT_CCR*4)(r3) - - /* Set the return value of swapcontext to "success". R3 is the only - register whose value is not preserved in the saved context. */ - li r0,0 - stw r0,_UC_GREGS+(PT_R3*4)(r3) - - /* Zero fill fields that can't be set in user state. */ - stw r0,_UC_GREGS+(PT_MSR*4)(r3) - stw r0,_UC_GREGS+(PT_MQ*4)(r3) - - /* Save the floating-point registers */ - stfd fp0,_UC_FREGS+(0*8)(r3) - stfd fp1,_UC_FREGS+(1*8)(r3) - stfd fp2,_UC_FREGS+(2*8)(r3) - stfd fp3,_UC_FREGS+(3*8)(r3) - stfd fp4,_UC_FREGS+(4*8)(r3) - stfd fp5,_UC_FREGS+(5*8)(r3) - stfd fp6,_UC_FREGS+(6*8)(r3) - stfd fp7,_UC_FREGS+(7*8)(r3) - stfd fp8,_UC_FREGS+(8*8)(r3) - stfd fp9,_UC_FREGS+(9*8)(r3) - stfd fp10,_UC_FREGS+(10*8)(r3) - stfd fp11,_UC_FREGS+(11*8)(r3) - stfd fp12,_UC_FREGS+(12*8)(r3) - stfd fp13,_UC_FREGS+(13*8)(r3) - stfd fp14,_UC_FREGS+(14*8)(r3) - stfd fp15,_UC_FREGS+(15*8)(r3) - stfd fp16,_UC_FREGS+(16*8)(r3) - stfd fp17,_UC_FREGS+(17*8)(r3) - stfd fp18,_UC_FREGS+(18*8)(r3) - stfd fp19,_UC_FREGS+(19*8)(r3) - stfd fp20,_UC_FREGS+(20*8)(r3) - stfd fp21,_UC_FREGS+(21*8)(r3) - stfd fp22,_UC_FREGS+(22*8)(r3) - stfd fp23,_UC_FREGS+(23*8)(r3) - stfd fp24,_UC_FREGS+(24*8)(r3) - stfd fp25,_UC_FREGS+(25*8)(r3) - stfd fp26,_UC_FREGS+(26*8)(r3) - stfd fp27,_UC_FREGS+(27*8)(r3) - stfd fp28,_UC_FREGS+(28*8)(r3) - stfd fp29,_UC_FREGS+(29*8)(r3) - mffs fp0 - stfd fp30,_UC_FREGS+(30*8)(r3) - stfd fp31,_UC_FREGS+(31*8)(r3) - stfd fp0,_UC_FREGS+(32*8)(r3) - - addi r5,r3,_UC_SIGMASK - _UC_REG_SPACE - addi r4,r4,_UC_SIGMASK - li r3,SIG_SETMASK - bl __sigprocmask@local - cmpwi r3,0 - bne L(novec_error_exit) - - /* - * If the new ucontext refers to the point where we were interrupted - * by a signal, we have to use the rt_sigreturn system call to - * return to the context so we get both LR and CTR restored. - * - * Otherwise, the context we are restoring is either just after - * a procedure call (getcontext/swapcontext) or at the beginning - * of a procedure call (makecontext), so we don't need to restore - * r0, xer, ctr. We don't restore r2 since it will be used as - * the TLS pointer. - */ - mr r4,r31 - lwz r31,_UC_REGS_PTR(r31) - lwz r0,_UC_GREGS+(PT_MSR*4)(r31) - cmpwi r0,0 - bne L(novec_do_sigret) - - /* Restore the floating-point registers */ - lfd fp31,_UC_FREGS+(32*8)(r31) - lfd fp0,_UC_FREGS+(0*8)(r31) - mtfsf 0xff,fp31 - lfd fp1,_UC_FREGS+(1*8)(r31) - lfd fp2,_UC_FREGS+(2*8)(r31) - lfd fp3,_UC_FREGS+(3*8)(r31) - lfd fp4,_UC_FREGS+(4*8)(r31) - lfd fp5,_UC_FREGS+(5*8)(r31) - lfd fp6,_UC_FREGS+(6*8)(r31) - lfd fp7,_UC_FREGS+(7*8)(r31) - lfd fp8,_UC_FREGS+(8*8)(r31) - lfd fp9,_UC_FREGS+(9*8)(r31) - lfd fp10,_UC_FREGS+(10*8)(r31) - lfd fp11,_UC_FREGS+(11*8)(r31) - lfd fp12,_UC_FREGS+(12*8)(r31) - lfd fp13,_UC_FREGS+(13*8)(r31) - lfd fp14,_UC_FREGS+(14*8)(r31) - lfd fp15,_UC_FREGS+(15*8)(r31) - lfd fp16,_UC_FREGS+(16*8)(r31) - lfd fp17,_UC_FREGS+(17*8)(r31) - lfd fp18,_UC_FREGS+(18*8)(r31) - lfd fp19,_UC_FREGS+(19*8)(r31) - lfd fp20,_UC_FREGS+(20*8)(r31) - lfd fp21,_UC_FREGS+(21*8)(r31) - lfd fp22,_UC_FREGS+(22*8)(r31) - lfd fp23,_UC_FREGS+(23*8)(r31) - lfd fp24,_UC_FREGS+(24*8)(r31) - lfd fp25,_UC_FREGS+(25*8)(r31) - lfd fp26,_UC_FREGS+(26*8)(r31) - lfd fp27,_UC_FREGS+(27*8)(r31) - lfd fp28,_UC_FREGS+(28*8)(r31) - lfd fp29,_UC_FREGS+(29*8)(r31) - lfd fp30,_UC_FREGS+(30*8)(r31) - lfd fp31,_UC_FREGS+(31*8)(r31) - - /* Restore LR and CCR, and set CTR to the NIP value */ - lwz r3,_UC_GREGS+(PT_LNK*4)(r31) - lwz r4,_UC_GREGS+(PT_NIP*4)(r31) - lwz r5,_UC_GREGS+(PT_CCR*4)(r31) - mtlr r3 - mtctr r4 - mtcr r5 - - /* Restore the general registers */ - lwz r1,_UC_GREGS+(PT_R1*4)(r31) - lwz r3,_UC_GREGS+(PT_R3*4)(r31) - lwz r4,_UC_GREGS+(PT_R4*4)(r31) - lwz r5,_UC_GREGS+(PT_R5*4)(r31) - lwz r6,_UC_GREGS+(PT_R6*4)(r31) - lwz r7,_UC_GREGS+(PT_R7*4)(r31) - lwz r8,_UC_GREGS+(PT_R8*4)(r31) - lwz r9,_UC_GREGS+(PT_R9*4)(r31) - lwz r10,_UC_GREGS+(PT_R10*4)(r31) - lwz r11,_UC_GREGS+(PT_R11*4)(r31) - lwz r12,_UC_GREGS+(PT_R12*4)(r31) - lwz r13,_UC_GREGS+(PT_R13*4)(r31) - lwz r14,_UC_GREGS+(PT_R14*4)(r31) - lwz r15,_UC_GREGS+(PT_R15*4)(r31) - lwz r16,_UC_GREGS+(PT_R16*4)(r31) - lwz r17,_UC_GREGS+(PT_R17*4)(r31) - lwz r18,_UC_GREGS+(PT_R18*4)(r31) - lwz r19,_UC_GREGS+(PT_R19*4)(r31) - lwz r20,_UC_GREGS+(PT_R20*4)(r31) - lwz r21,_UC_GREGS+(PT_R21*4)(r31) - lwz r22,_UC_GREGS+(PT_R22*4)(r31) - lwz r23,_UC_GREGS+(PT_R23*4)(r31) - lwz r24,_UC_GREGS+(PT_R24*4)(r31) - lwz r25,_UC_GREGS+(PT_R25*4)(r31) - lwz r26,_UC_GREGS+(PT_R26*4)(r31) - lwz r27,_UC_GREGS+(PT_R27*4)(r31) - lwz r28,_UC_GREGS+(PT_R28*4)(r31) - lwz r29,_UC_GREGS+(PT_R29*4)(r31) - lwz r30,_UC_GREGS+(PT_R30*4)(r31) - lwz r31,_UC_GREGS+(PT_R31*4)(r31) - - bctr - -L(novec_error_exit): - lwz r31,12(r1) - lwz r0,20(r1) - addi r1,r1,16 - mtlr r0 - blr + +# undef __CONTEXT_FUNC_NAME +# define __CONTEXT_FUNC_NAME __novec_swapcontext +# undef __CONTEXT_ENABLE_VRS -L(novec_do_sigret): - addi r1,r4,-0xd0 - li r0,SYS_ify(rt_sigreturn) - sc - /* NOTREACHED */ +# include "swapcontext-common.S" -END(__novec_swapcontext) .previous compat_symbol (libc, __novec_swapcontext, swapcontext, GLIBC_2_3_3) @@ -714,8 +69,8 @@ compat_symbol (libc, __novec_swapcontext, swapcontext, GLIBC_2_3_3) #if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_3_3) -#define _ERRNO_H 1 -#include <bits/errno.h> +# define _ERRNO_H 1 +# include <bits/errno.h> compat_text_section ENTRY (__swapcontext_stub) diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h index 546e712edc..470da5aa6e 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h @@ -55,6 +55,109 @@ # include <errno.h> +# ifdef SHARED +# define INLINE_VSYSCALL(name, nr, args...) \ + ({ \ + __label__ out; \ + __label__ iserr; \ + INTERNAL_SYSCALL_DECL (sc_err); \ + long int sc_ret; \ + \ + if (__vdso_##name != NULL) \ + { \ + sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, sc_err, nr, ##args); \ + if (!INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ + goto out; \ + if (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err) != ENOSYS) \ + goto iserr; \ + } \ + \ + sc_ret = INTERNAL_SYSCALL (name, sc_err, nr, ##args); \ + if (INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ + { \ + iserr: \ + __set_errno (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err)); \ + sc_ret = -1L; \ + } \ + out: \ + sc_ret; \ + }) +# else +# define INLINE_VSYSCALL(name, nr, args...) \ + INLINE_SYSCALL (name, nr, ##args) +# endif + +# ifdef SHARED +# define INTERNAL_VSYSCALL(name, err, nr, args...) \ + ({ \ + __label__ out; \ + long int v_ret; \ + \ + if (__vdso_##name != NULL) \ + { \ + v_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args); \ + if (!INTERNAL_SYSCALL_ERROR_P (v_ret, err) \ + || INTERNAL_SYSCALL_ERRNO (v_ret, err) != ENOSYS) \ + goto out; \ + } \ + v_ret = INTERNAL_SYSCALL (name, err, nr, ##args); \ + out: \ + v_ret; \ + }) +# else +# define INTERNAL_VSYSCALL(name, err, nr, args...) \ + INTERNAL_SYSCALL (name, err, nr, ##args) +# endif + +# define INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK(name, err, nr, args...) \ + ({ \ + long int sc_ret = ENOSYS; \ + \ + if (__vdso_##name != NULL) \ + sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args); \ + else \ + err = 1 << 28; \ + sc_ret; \ + }) + +/* List of system calls which are supported as vsyscalls. */ +# define HAVE_CLOCK_GETRES_VSYSCALL 1 +# define HAVE_CLOCK_GETTIME_VSYSCALL 1 + +/* Define a macro which expands inline into the wrapper code for a VDSO + call. This use is for internal calls that do not need to handle errors + normally. It will never touch errno. + On powerpc a system call basically clobbers the same registers like a + function call, with the exception of LR (which is needed for the + "sc; bnslr+" sequence) and CR (where only CR0.SO is clobbered to signal + an error return status). */ +# define INTERNAL_VSYSCALL_NCS(funcptr, err, nr, args...) \ + ({ \ + register void *r0 __asm__ ("r0"); \ + register long int r3 __asm__ ("r3"); \ + register long int r4 __asm__ ("r4"); \ + register long int r5 __asm__ ("r5"); \ + register long int r6 __asm__ ("r6"); \ + register long int r7 __asm__ ("r7"); \ + register long int r8 __asm__ ("r8"); \ + register long int r9 __asm__ ("r9"); \ + register long int r10 __asm__ ("r10"); \ + register long int r11 __asm__ ("r11"); \ + register long int r12 __asm__ ("r12"); \ + LOADARGS_##nr (funcptr, args); \ + __asm__ __volatile__ \ + ("mtctr %0\n\t" \ + "bctrl\n\t" \ + "mfcr %0" \ + : "=&r" (r0), \ + "=&r" (r3), "=&r" (r4), "=&r" (r5), "=&r" (r6), "=&r" (r7), \ + "=&r" (r8), "=&r" (r9), "=&r" (r10), "=&r" (r11), "=&r" (r12) \ + : ASM_INPUT_##nr \ + : "cr0", "ctr", "lr", "memory"); \ + err = (long int) r0; \ + (int) r3; \ + }) + # undef INLINE_SYSCALL # define INLINE_SYSCALL(name, nr, args...) \ ({ \ @@ -93,7 +196,7 @@ register long int r10 __asm__ ("r10"); \ register long int r11 __asm__ ("r11"); \ register long int r12 __asm__ ("r12"); \ - LOADARGS_##nr(name, args); \ + LOADARGS_##nr(name, args); \ __asm__ __volatile__ \ ("sc \n\t" \ "mfcr %0" \ @@ -115,11 +218,11 @@ # undef INTERNAL_SYSCALL_ERRNO # define INTERNAL_SYSCALL_ERRNO(val, err) (val) -# define LOADARGS_0(name, dummy) \ +# define LOADARGS_0(name, dummy) \ r0 = name # define LOADARGS_1(name, __arg1) \ long int arg1 = (long int) (__arg1); \ - LOADARGS_0(name, 0); \ + LOADARGS_0(name, 0); \ extern void __illegally_sized_syscall_arg1 (void); \ if (__builtin_classify_type (__arg1) != 5 && sizeof (__arg1) > 4) \ __illegally_sized_syscall_arg1 (); \ @@ -180,10 +283,13 @@ # define PTR_MANGLE(reg, tmpreg) \ lwz tmpreg,POINTER_GUARD(r2); \ xor reg,tmpreg,reg +# define PTR_MANGLE2(reg, tmpreg) \ + xor reg,tmpreg,reg # define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) +# define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg) # else # define PTR_MANGLE(var) \ - (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) + (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) # define PTR_DEMANGLE(var) PTR_MANGLE (var) # endif #endif diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym b/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym index 662c693303..293761f260 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym @@ -7,14 +7,6 @@ SIG_BLOCK SIG_SETMASK --- XXX Do these correspond to some struct? -_FRAME_BACKCHAIN 0 -_FRAME_LR_SAVE 4 -_FRAME_PARM_SAVE1 8 -_FRAME_PARM_SAVE2 12 -_FRAME_PARM_SAVE3 16 -_FRAME_PARM_SAVE4 20 - -- Offsets in ucontext_t. #define ucontext(member) offsetof (ucontext_t, member) _UC_LINK ucontext (uc_link) diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h index 3ece017563..858b5c4757 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h @@ -62,12 +62,118 @@ #ifdef __ASSEMBLER__ /* This seems to always be the case on PPC. */ -#define ALIGNARG(log2) log2 +# define ALIGNARG(log2) log2 /* For ELF we need the `.type' directive to make shared libs work right. */ -#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg; -#define ASM_SIZE_DIRECTIVE(name) .size name,.-name +# define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg; +# define ASM_SIZE_DIRECTIVE(name) .size name,.-name -#endif /* __ASSEMBLER__ */ +#endif /* __ASSEMBLER__ */ + +/* This version is for kernels that implement system calls that + behave like function calls as far as register saving. + It falls back to the syscall in the case that the vDSO doesn't + exist or fails for ENOSYS */ +#ifdef SHARED +# define INLINE_VSYSCALL(name, nr, args...) \ + ({ \ + __label__ out; \ + __label__ iserr; \ + INTERNAL_SYSCALL_DECL (sc_err); \ + long int sc_ret; \ + \ + if (__vdso_##name != NULL) \ + { \ + sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, sc_err, nr, ##args); \ + if (!INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ + goto out; \ + if (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err) != ENOSYS) \ + goto iserr; \ + } \ + \ + sc_ret = INTERNAL_SYSCALL (name, sc_err, nr, ##args); \ + if (INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ + { \ + iserr: \ + __set_errno (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err)); \ + sc_ret = -1L; \ + } \ + out: \ + sc_ret; \ + }) +#else +# define INLINE_VSYSCALL(name, nr, args...) \ + INLINE_SYSCALL (name, nr, ##args) +#endif + +#ifdef SHARED +# define INTERNAL_VSYSCALL(name, err, nr, args...) \ + ({ \ + __label__ out; \ + long int v_ret; \ + \ + if (__vdso_##name != NULL) \ + { \ + v_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args); \ + if (!INTERNAL_SYSCALL_ERROR_P (v_ret, err) \ + || INTERNAL_SYSCALL_ERRNO (v_ret, err) != ENOSYS) \ + goto out; \ + } \ + v_ret = INTERNAL_SYSCALL (name, err, nr, ##args); \ + out: \ + v_ret; \ + }) +#else +# define INTERNAL_VSYSCALL(name, err, nr, args...) \ + INTERNAL_SYSCALL (name, err, nr, ##args) +#endif + +/* This version is for internal uses when there is no desire + to set errno */ +#define INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK(name, err, nr, args...) \ + ({ \ + long int sc_ret = ENOSYS; \ + \ + if (__vdso_##name != NULL) \ + sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args); \ + else \ + err = 1 << 28; \ + sc_ret; \ + }) + +/* List of system calls which are supported as vsyscalls. */ +#define HAVE_CLOCK_GETRES_VSYSCALL 1 +#define HAVE_CLOCK_GETTIME_VSYSCALL 1 + +/* Define a macro which expands inline into the wrapper code for a system + call. This use is for internal calls that do not need to handle errors + normally. It will never touch errno. This returns just what the kernel + gave back in the non-error (CR0.SO cleared) case, otherwise (CR0.SO set) + the negation of the return value in the kernel gets reverted. */ + +#define INTERNAL_VSYSCALL_NCS(funcptr, err, nr, args...) \ + ({ \ + register void *r0 __asm__ ("r0"); \ + register long int r3 __asm__ ("r3"); \ + register long int r4 __asm__ ("r4"); \ + register long int r5 __asm__ ("r5"); \ + register long int r6 __asm__ ("r6"); \ + register long int r7 __asm__ ("r7"); \ + register long int r8 __asm__ ("r8"); \ + LOADARGS_##nr (funcptr, args); \ + __asm__ __volatile__ \ + ("mtctr %0\n\t" \ + "bctrl\n\t" \ + "mfcr %0\n\t" \ + "0:" \ + : "=&r" (r0), \ + "=&r" (r3), "=&r" (r4), "=&r" (r5), \ + "=&r" (r6), "=&r" (r7), "=&r" (r8) \ + : ASM_INPUT_##nr \ + : "r9", "r10", "r11", "r12", \ + "cr0", "ctr", "lr", "memory"); \ + err = (long int) r0; \ + (int) r3; \ + }) #undef INLINE_SYSCALL @@ -101,7 +207,7 @@ register long int r6 __asm__ ("r6"); \ register long int r7 __asm__ ("r7"); \ register long int r8 __asm__ ("r8"); \ - LOADARGS_##nr(name, args); \ + LOADARGS_##nr (name, ##args); \ __asm__ __volatile__ \ ("sc\n\t" \ "mfcr %0\n\t" \ @@ -116,7 +222,7 @@ (int) r3; \ }) #define INTERNAL_SYSCALL(name, err, nr, args...) \ - INTERNAL_SYSCALL_NCS (__NR_##name, err, nr, ##args) + INTERNAL_SYSCALL_NCS (__NR_##name, err, nr, args) #undef INTERNAL_SYSCALL_DECL #define INTERNAL_SYSCALL_DECL(err) long int err @@ -191,7 +297,10 @@ # define PTR_MANGLE(reg, tmpreg) \ ld tmpreg,POINTER_GUARD(r13); \ xor reg,tmpreg,reg +# define PTR_MANGLE2(reg, tmpreg) \ + xor reg,tmpreg,reg # define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) +# define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg) # else # define PTR_MANGLE(var) \ (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c b/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c index 480ebd424c..eff4f17853 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c +++ b/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -44,6 +44,10 @@ __libc_sigaction (sig, act, oact) } libc_hidden_def (__libc_sigaction) +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + #ifndef LIBC_SIGACTION weak_alias (__libc_sigaction, __sigaction) libc_hidden_weak (__sigaction) diff --git a/sysdeps/unix/sysv/linux/sh/makecontext.S b/sysdeps/unix/sysv/linux/sh/makecontext.S index deb6181750..877d78d396 100644 --- a/sysdeps/unix/sysv/linux/sh/makecontext.S +++ b/sysdeps/unix/sysv/linux/sh/makecontext.S @@ -32,7 +32,6 @@ .text .align 5 - cfi_startproc ENTRY(__makecontext) mov #4, r3 mov.l @(oSS_SP,r4), r1 @@ -140,6 +139,7 @@ ENTRY(__makecontext) .L4: .long HIDDEN_JUMPTARGET(exit) #endif + cfi_startproc PSEUDO_END(__makecontext) weak_alias (__makecontext, makecontext) diff --git a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S index 3ea47d4a5c..66b3daaa3b 100644 --- a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S +++ b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S @@ -25,7 +25,6 @@ .text .align 5 - cfi_startproc ENTRY(__getcontext) /* Return value of getcontext. R0 is the only register whose @@ -84,7 +83,6 @@ ENTRY(__getcontext) rts nop - cfi_endproc PSEUDO_END(__getcontext) weak_alias (__getcontext, getcontext) diff --git a/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S index 30fbf7dec3..3136267aca 100644 --- a/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S +++ b/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S @@ -25,7 +25,6 @@ .text .align 5 - cfi_startproc ENTRY(__setcontext) mov r4, r8 @@ -95,7 +94,6 @@ ENTRY(__setcontext) jmp @r0 mov.l @r15+, r0 - cfi_endproc PSEUDO_END(__setcontext) weak_alias (__setcontext, setcontext) diff --git a/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S index aa0129e9ac..64035e5545 100644 --- a/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S +++ b/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S @@ -25,7 +25,6 @@ .text .align 5 - cfi_startproc ENTRY(__swapcontext) /* Return value of getcontext. R0 is the only register whose @@ -128,7 +127,6 @@ ENTRY(__swapcontext) jmp @r0 mov.l @r15+, r0 - cfi_endproc PSEUDO_END(__swapcontext) weak_alias (__swapcontext, swapcontext) diff --git a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S index 380c4591dd..68bc235bcf 100644 --- a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S +++ b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S @@ -25,7 +25,6 @@ .text .align 5 - cfi_startproc ENTRY(__getcontext) /* Return value of getcontext. R0 is the only register whose @@ -127,7 +126,6 @@ ENTRY(__getcontext) rts nop - cfi_endproc PSEUDO_END(__getcontext) weak_alias (__getcontext, getcontext) diff --git a/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S index 9e98910b4b..2bc546d1a1 100644 --- a/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S +++ b/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S @@ -25,7 +25,6 @@ .text .align 5 - cfi_startproc ENTRY(__setcontext) mov r4, r8 @@ -135,7 +134,6 @@ ENTRY(__setcontext) jmp @r0 mov.l @r15+, r0 - cfi_endproc PSEUDO_END(__setcontext) weak_alias (__setcontext, setcontext) diff --git a/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S index 1d58a40e70..1aeca1b1a7 100644 --- a/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S +++ b/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S @@ -25,7 +25,6 @@ .text .align 5 - cfi_startproc ENTRY(__swapcontext) /* Return value of getcontext. R0 is the only register whose @@ -210,7 +209,6 @@ ENTRY(__swapcontext) jmp @r0 mov.l @r15+, r0 - cfi_endproc PSEUDO_END(__swapcontext) weak_alias (__swapcontext, swapcontext) diff --git a/sysdeps/unix/sysv/linux/sh/socket.S b/sysdeps/unix/sysv/linux/sh/socket.S index eb1761b94b..c83b0f2601 100644 --- a/sysdeps/unix/sysv/linux/sh/socket.S +++ b/sysdeps/unix/sysv/linux/sh/socket.S @@ -88,7 +88,6 @@ #endif .globl __socket - cfi_startproc ENTRY (__socket) /* This will not work in the case of a socket call being interrupted by a signal. If the signal handler uses any stack the arguments @@ -169,7 +168,6 @@ ENTRY (__socket) bra .Lsyscall_error nop #endif - cfi_endproc .align 2 .L1: diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.S b/sysdeps/unix/sysv/linux/sh/sysdep.S index 33fdc748b5..176d99aab7 100644 --- a/sysdeps/unix/sysv/linux/sh/sysdep.S +++ b/sysdeps/unix/sysv/linux/sh/sysdep.S @@ -1,4 +1,5 @@ -/* Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc. +/* Copyright (C) 1995, 1996, 1997, 1998, 1999, 2005 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -27,6 +28,7 @@ ENTRY (__syscall_error) neg r4, r0 + cfi_endproc #define __syscall_error __syscall_error_1 #include <sysdeps/unix/sh/sysdep.S> diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.h b/sysdeps/unix/sysv/linux/sh/sysdep.h index 1a412e53db..b41236299d 100644 --- a/sysdeps/unix/sysv/linux/sh/sysdep.h +++ b/sysdeps/unix/sysv/linux/sh/sysdep.h @@ -141,13 +141,22 @@ # define SYSCALL_ERROR_HANDLER \ neg r0,r1; \ mov.l r14,@-r15; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (r14, 0); \ mov.l r12,@-r15; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (r12, 0); \ mov.l r1,@-r15; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (r1, 0); \ mov.l 0f,r12; \ mova 0f,r0; \ add r0,r12; \ sts.l pr,@-r15; \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (pr, 0); \ mov r15,r14; \ + cfi_def_cfa_register (r14); \ mov.l 1f,r1; \ bsrf r1; \ nop; \ diff --git a/sysdeps/unix/sysv/linux/sigaction.c b/sysdeps/unix/sysv/linux/sigaction.c index 91c37824bc..a9ad6b18f3 100644 --- a/sysdeps/unix/sysv/linux/sigaction.c +++ b/sysdeps/unix/sysv/linux/sigaction.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc. +/* Copyright (C) 1997-2000,2002,2003,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -129,6 +129,10 @@ __libc_sigaction (sig, act, oact) } libc_hidden_def (__libc_sigaction) +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + #ifndef LIBC_SIGACTION weak_alias (__libc_sigaction, __sigaction) libc_hidden_weak (__sigaction) diff --git a/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h b/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h index dac9ac5cba..45aa2655ee 100644 --- a/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h +++ b/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997,1999,2000,2003 Free Software Foundation, Inc. +/* Copyright (C) 1997,1999,2000,2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -59,8 +59,8 @@ typedef struct __sparc64_jmp_buf /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((unsigned long int) (address) < (jmpbuf)->uc_mcontext.mc_fp) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((unsigned long int) (address) < demangle ((jmpbuf)->uc_mcontext.mc_fp)) #else @@ -76,8 +76,8 @@ typedef int __jmp_buf[3]; /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((int) (address) < (jmpbuf)[JB_SP]) +#define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((int) (address) < demangle ((jmpbuf)[JB_SP])) #endif diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c index 7fb6459d77..3be801a932 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c @@ -1,5 +1,5 @@ /* POSIX.1 sigaction call for Linux/SPARC. - Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc. + Copyright (C) 1997-2000,2002,2003,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx), 1997. @@ -132,6 +132,10 @@ __libc_sigaction (int sig, __const struct sigaction *act, } libc_hidden_def (__libc_sigaction) +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + #ifndef LIBC_SIGACTION weak_alias (__libc_sigaction, __sigaction); libc_hidden_weak (__sigaction) diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c index 0a2d2c3dde..b5e35f4e40 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c @@ -1,5 +1,5 @@ /* POSIX.1 sigaction call for Linux/SPARC64. - Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc. + Copyright (C) 1997-2000,2002,2003,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx) and Jakub Jelinek (jj@ultra.linux.cz). @@ -65,6 +65,10 @@ __libc_sigaction (int sig, __const struct sigaction *act, } libc_hidden_def (__libc_sigaction) +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + #ifndef LIBC_SIGACTION weak_alias (__libc_sigaction, __sigaction); libc_hidden_weak (__sigaction) diff --git a/sysdeps/unix/sysv/linux/x86_64/sigaction.c b/sysdeps/unix/sysv/linux/x86_64/sigaction.c index 9123047092..d6f4558cef 100644 --- a/sysdeps/unix/sysv/linux/x86_64/sigaction.c +++ b/sysdeps/unix/sysv/linux/x86_64/sigaction.c @@ -1,5 +1,5 @@ /* POSIX.1 `sigaction' call for Linux/x86-64. - Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -79,6 +79,10 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact) } libc_hidden_def (__libc_sigaction) +#ifdef WRAPPER_INCLUDE +# include WRAPPER_INCLUDE +#endif + #ifndef LIBC_SIGACTION weak_alias (__libc_sigaction, __sigaction) libc_hidden_weak (__sigaction) diff --git a/sysdeps/x86_64/__longjmp.S b/sysdeps/x86_64/__longjmp.S index dd797e8a7b..6e21092451 100644 --- a/sysdeps/x86_64/__longjmp.S +++ b/sysdeps/x86_64/__longjmp.S @@ -27,33 +27,33 @@ void __longjmp (__jmp_buf env, int val). */ ENTRY(__longjmp) /* Restore registers. */ + movq (JB_RSP*8)(%rdi),%r8 + movq (JB_RBP*8)(%rdi),%r9 + movq (JB_PC*8)(%rdi),%rdx +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (%r8) + PTR_DEMANGLE (%r9) + PTR_DEMANGLE (%rdx) +#endif /* We add unwind information for the target here. */ cfi_def_cfa(%rdi, 0) + cfi_register(%rsp,%r8) + cfi_register(%rbp,%r9) + cfi_register(%rip,%rdx) cfi_offset(%rbx,JB_RBX*8) cfi_offset(%rbp,JB_RBP*8) cfi_offset(%r12,JB_R12*8) cfi_offset(%r13,JB_R13*8) cfi_offset(%r14,JB_R14*8) cfi_offset(%r15,JB_R15*8) - cfi_offset(%rsp,JB_RSP*8) - cfi_offset(%rip,JB_PC*8) movq (JB_RBX*8)(%rdi),%rbx - movq (JB_RBP*8)(%rdi),%rbp movq (JB_R12*8)(%rdi),%r12 movq (JB_R13*8)(%rdi),%r13 movq (JB_R14*8)(%rdi),%r14 movq (JB_R15*8)(%rdi),%r15 /* Set return value for setjmp. */ - test %esi,%esi - mov $01,%eax - cmove %eax,%esi mov %esi, %eax - movq (JB_PC*8)(%rdi),%rdx - movq (JB_RSP*8)(%rdi),%rsp -#ifdef PTR_DEMANGLE - PTR_DEMANGLE (%rbp) - PTR_DEMANGLE (%rsp) - PTR_DEMANGLE (%rdx) -#endif + movq %r8,%rsp + movq %r9,%rbp jmpq *%rdx END (BP_SYM (__longjmp)) diff --git a/sysdeps/x86_64/bits/setjmp.h b/sysdeps/x86_64/bits/setjmp.h index 96646efdda..1031d5027b 100644 --- a/sysdeps/x86_64/bits/setjmp.h +++ b/sysdeps/x86_64/bits/setjmp.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -67,11 +67,11 @@ typedef int __jmp_buf[6]; /* Test if longjmp to JMPBUF would unwind the frame containing a local variable at ADDRESS. */ # if __WORDSIZE == 64 -# define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[JB_RSP]) +# define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)[JB_RSP])) # else -# define _JMPBUF_UNWINDS(jmpbuf, address) \ - ((void *) (address) < (void *) (jmpbuf)[JB_SP]) +# define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ + ((void *) (address) < (void *) demangle ((jmpbuf)[JB_SP])) # endif #endif diff --git a/wcsmbs/tst-mbsrtowcs.c b/wcsmbs/tst-mbsrtowcs.c index eb6c8e21b1..cca5a80a39 100644 --- a/wcsmbs/tst-mbsrtowcs.c +++ b/wcsmbs/tst-mbsrtowcs.c @@ -1,5 +1,5 @@ /* Test NUL handling of mbsrtowcs. - Copyright (C) 2004 Free Software Foundation, Inc. + Copyright (C) 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2004. @@ -32,7 +32,7 @@ main (void) mbstate_t state; memset (&state, '\0', sizeof (state)); - const char *in = buf; + const char *in = (const char *) buf; size_t n = mbsrtowcs (out, &in, sizeof (out) / sizeof (wchar_t), &state); int result = 0; |