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2003-01-26 Andreas Schwab <schwab@suse.de> * sysdeps/wordsize-32/divdi3.c: Export the functions only as compatibility symbols. Remove INTDEF for __divdi3. * sysdeps/wordsize-32/lldiv.c: Don't use __divdi3_internal. * sysdeps/powerpc/powerpc32/divdi3.c: Remove. * sysdeps/powerpc/powerpc32/Makefile (CPPFLAGS-divdi3.c): Don't define. * sysdeps/powerpc/powerpc32/Dist: Remove divdi3.c. 2003-01-24 Jakub Jelinek <jakub@redhat.com> * elf/tls-macros.h: Add SPARC 32-bit definitions. * sysdeps/sparc/sparc32/elf/configure.in: Add TLS check. * sysdeps/sparc/sparc32/dl-machine.h: Add dl_machine_h guards for the first half of the header. Include tls.h. (elf_machine_type_class): Return ELF_RTYPE_CLASS_PLT for TLS relocs too. (elf_machine_rela): Handle TLS relocs. * sysdeps/sparc/dl-tls.h: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/socket.S: Add cancellation support. * sysdeps/sparc/sparc32/sparcv9/hp-timing.h: Use %g6 instead of %g7. * sysdeps/sparc/sparc32/memchr.S: Likewise. * sysdeps/sparc/sparc32/memcpy.S: Likewise. * sysdeps/sparc/sparc32/strcat.S: Likewise. * sysdeps/sparc/sparc32/strchr.S: Likewise. * sysdeps/sparc/sparc32/strcmp.S: Likewise. * sysdeps/sparc/sparc32/strcpy.S: Likewise. * sysdeps/sparc/sparc64/sparcv9b/memcpy.S: Likewise. * sysdeps/sparc/sparc64/hp-timing.h: Likewise. * sysdeps/sparc/sparc64/memcpy.S: Likewise. * sysdeps/sparc/sparc64/stpcpy.S: Likewise. * sysdeps/sparc/sparc64/stpncpy.S: Likewise. * sysdeps/sparc/sparc64/strcat.S: Likewise. * sysdeps/sparc/sparc64/strchr.S: Likewise. * sysdeps/sparc/sparc64/strcmp.S: Likewise. * sysdeps/sparc/sparc64/strcpy.S: Likewise. * sysdeps/sparc/sparc64/strncmp.S: Likewise. * sysdeps/sparc/sparc64/strncpy.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise. 2003-01-24 Andreas Schwab <schwab@suse.de> * elf/dl-close.c (_dl_close): Don't relocate DT_FINI_ARRAY elements, and process them backwards. * elf/Makefile ($(objpfx)tst-array4): New target. ($(objpfx)tst-array4.out): Likewise. (tests) [$(have-initfini-array) = yes]: Add tst-array4. * elf/tst-array4.c: New file. * elf/tst-array4.exp: Likewise. 2003-01-24 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/powerpc64/fe_nomask.c: New file. 2003-01-27 Guido Guenther <agx@sigxcpu.org> * sysdeps/unix/sysv/linux/mips/sysdep.h (SYSCALL_ERROR_LABEL): Define. * sysdeps/unix/sysv/linux/mips/pread.c: Add support for cancellation handling and handle both __NR_pread64 and __NR_pread. * sysdeps/unix/sysv/linux/mips/pread64.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite.c: Add support for cancellation handling and handle both __NR_pwrite64 and __NR_pwrite. * sysdeps/unix/sysv/linux/mips/pwrite64.c: Likewise. * sysdeps/unix/mips/sysdep.S: Don't set errno in the _LIBC_REENTRANT case, use register names consistently. 2003-01-27 Wolfram Gloger <wg@malloc.de> * malloc/hooks.c (mem2chunk_check): Check alignment of mem pointer, not of the computed chunk. Bug report from Carlos O'Donell <carlos@baldric.uwo.ca>.
98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <tls.h>
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#ifndef __ASSEMBLER__
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# include <linuxthreads/internals.h>
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#endif
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#if !defined NOT_IN_libc || defined IS_IN_libpthread
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# undef PSEUDO
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# define PSEUDO(name, syscall_name, args) \
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.text; \
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ENTRY(name) \
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ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1; \
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cmp %g1, 0; \
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bne 1f; \
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mov SYS_ify(syscall_name), %g1; \
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ta 0x10; \
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bcs __syscall_error_handler; \
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nop; \
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.subsection 2; \
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1: save %sp, -96, %sp; \
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CENABLE; \
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nop; \
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mov %o0, %l0; \
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COPY_ARGS_##args \
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mov SYS_ify(syscall_name), %g1; \
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ta 0x10; \
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bcs __syscall_error_handler2; \
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mov %o0, %l1; \
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CDISABLE; \
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mov %l0, %o0; \
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jmpl %i7 + 8, %g0; \
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restore %g0, %l1, %o0; \
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.previous; \
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SYSCALL_ERROR_HANDLER \
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SYSCALL_ERROR_HANDLER2
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#define SYSCALL_ERROR_HANDLER2 \
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SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler2) \
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.global __errno_location; \
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.type __errno_location,@function; \
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call __errno_location; \
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nop; \
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st %l1, [%o0]; \
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jmpl %i7 + 8, %g0; \
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restore %g0, -1, %o0; \
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.previous;
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# ifdef IS_IN_libpthread
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# define CENABLE call __pthread_enable_asynccancel
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# define CDISABLE call __pthread_disable_asynccancel
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# else
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# define CENABLE call __libc_enable_asynccancel
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# define CDISABLE call __libc_disable_asynccancel
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# endif
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#define COPY_ARGS_0 /* Nothing */
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#define COPY_ARGS_1 COPY_ARGS_0 mov %i0, %o0;
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#define COPY_ARGS_2 COPY_ARGS_1 mov %i1, %o1;
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#define COPY_ARGS_3 COPY_ARGS_2 mov %i2, %o2;
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#define COPY_ARGS_4 COPY_ARGS_3 mov %i3, %o3;
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#define COPY_ARGS_5 COPY_ARGS_4 mov %i4, %o4;
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#define COPY_ARGS_6 COPY_ARGS_5 mov %i5, %o5;
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# ifndef __ASSEMBLER__
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# define SINGLE_THREAD_P \
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__builtin_expect (THREAD_GETMEM (THREAD_SELF, \
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p_header.data.multiple_threads) == 0, 1)
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# else
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# define SINGLE_THREAD_P ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1
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# endif
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#elif !defined __ASSEMBLER__
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/* This code should never be used but we define it anyhow. */
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# define SINGLE_THREAD_P (1)
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#endif
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