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1997-03-20 06:07 Ulrich Drepper <drepper@cygnus.com> * sysdeps/powerpc/dl-machine.h: Fix typo in last change. * sysdeps/unix/sparc/sysdep.h: Update copyright. 1997-03-19 15:13 Miguel de Icaza <miguel@nuclecu.unam.mx> * linuxthreads/sysdeps/sparc/pt-machine (RELEASE): Fix. * stdlib/tst-strtol.c: Save the value of errno, printf may modify it. * sysdeps/sparc/DEFS.h [HAVE_ELF]: Use type @function in the FUNC macro on ELF systems. * sysdeps/sparc/configure.in: Fix. * sysdeps/sparc/dl-machine.h: Fix OPCODE_CALL. * sysdeps/sparc/setjmp.S: Fix my bugs. * sysdeps/unix/sysv/linux/sparc/Dist: Add start.c, fork.S, and pipe.S. * sysdeps/unix/sysv/linux/sparc/Makefile: Define asm-CPPFLAGS and as-FLAGS-.so. * sysdeps/unix/sysv/linux/sparc/syscalls.list: Add fork, pipe, and syscall. * sysdeps/unix/sysv/linux/sparc/fork.S: New file. * sysdeps/unix/sysv/linux/sparc/pipe.S: New file. * sysdeps/unix/sysv/linux/sparc/socket.S: Fix. * sysdeps/unix/sysv/linux/sparc/sysdep.h: Fix. * elf/dl-lookup.c (do_lookup): Return true if we found a weak symbol. (_dl_lookup_symbol): Test against the symbol being global not against the symbol being not weak (fixes important problem with the SPARC linker) * sysdeps/unix/sysv/linux/sparc/brk.c: Fix. * sysdeps/unix/sysv/linux/sparc/start.c: Startup code for Linux/SPARC (while I get my asmCPPFLAGS-so variable). 1997-03-20 01:49 Ulrich Drepper <drepper@cygnus.com> * sysdeps/libm-ieee754/s_tanhl.c (__tanhl): Correct handling of -inf. * elf/dl-reloc.c (RESOLVE): Don't try to resolve local symbols.
81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
/* Copyright (C) 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, January 1997.
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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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _LINUX_SPARC_SYSDEP_H
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#define _LINUX_SPARC_SYSDEP_H 1
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#include <sysdeps/unix/sparc/sysdep.h>
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#undef SYS_ify
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#define SYS_ify(syscall_name) __NR_##syscall_name
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#ifdef ASSEMBLER
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#ifdef DONT_LOAD_G1
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# define LOADSYSCALL(x)
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#else
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# define LOADSYSCALL(x) mov __NR_##x, %g1
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#endif
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/* Linux/SPARC uses a different trap number */
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#undef PSEUDO
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#undef ENTRY
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#define ENTRY(name) \
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.global C_SYMBOL_NAME(name); \
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.align 2;\
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C_LABEL(name);\
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.type name,@function;
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#ifdef PIC
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#define SYSCALL_ERROR_HANDLER \
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.global C_SYMBOL_NAME(__errno_location);\
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.type C_SYMBOL_NAME(__errno_location),@function;\
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save %sp,-96,%sp;\
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call __errno_location;\
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nop;\
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st %i0,[%o0];\
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restore;\
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retl;\
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mov -1,%o0;
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#else
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#define SYSCALL_ERROR_HANDLER \
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save %sp,-96,%sp; \
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call __errno_location; \
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nop; \
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st %i0,[%o0]; \
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restore; \
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retl; \
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mov -1,%o0;
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#endif /* PIC */
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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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LOADSYSCALL(syscall_name); \
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ta 0x10; \
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bcc,a 1f; \
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nop; \
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SYSCALL_ERROR_HANDLER; \
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1:;
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#endif /* ASSEMBLER */
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#endif /* linux/sparc/sysdep.h */
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