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* configure: Regenerated. * config.h.in (ASM_ALPHA_NG_SYMBOL_PREFIX): Remove #undef. * sysdeps/alpha/dl-machine.h (TRAMPOLINE_TEMPLATE): Use !samegp. (RTLD_START): Likewise. Access _dl_skip_args, _rtld_local, and _dl_fini via gp-relative relocations. * sysdeps/alpha/fpu/e_sqrt.c: Use !samegp. * elf/tls-macros.h: Add alpha versions. * sysdeps/alpha/dl-machine.h (elf_machine_rela): Handle TLS relocs. * sysdeps/unix/alpha/sysdep.S: Support USE___THREAD. * sysdeps/unix/alpha/sysdep.h: Likewise. Add SYSCALL_ERROR_HANDLER. * sysdeps/unix/sysv/linux/alpha/brk.S: Use it. * sysdeps/unix/sysv/linux/alpha/clone.S: Likewise. * sysdeps/unix/sysv/linux/alpha/getitimer.S: Likewise. * sysdeps/unix/sysv/linux/alpha/getrusage.S: Likewise. * sysdeps/unix/sysv/linux/alpha/gettimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_get_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/ieee_set_fp_control.S: Likewise. * sysdeps/unix/sysv/linux/alpha/rt_sigaction.S: Likewise. * sysdeps/unix/sysv/linux/alpha/select.S: Likewise. * sysdeps/unix/sysv/linux/alpha/setitimer.S: Likewise. * sysdeps/unix/sysv/linux/alpha/settimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/sigsuspend.S: Likewise. * sysdeps/unix/sysv/linux/alpha/syscall.S: Likewise. * sysdeps/unix/sysv/linux/alpha/utimes.S: Likewise. * sysdeps/unix/sysv/linux/alpha/wait4.S: Likewise. * sysdeps/unix/sysv/linux/alpha/sysdep.h: Re-include protect. Kill argument registers across the inline syscall. * sysdeps/unix/sysv/linux/alpha/clone.S: Add user_tid and tls args. * linuxthreads/sysdeps/alpha/tls.h: New file. * sysdeps/alpha/dl-tls.h: New file.
131 lines
3.0 KiB
C
131 lines
3.0 KiB
C
/* Copyright (C) 1992, 1995, 1996, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Brendan Kehoe (brendan@zen.org).
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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 <sysdeps/unix/sysdep.h>
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#ifdef __ASSEMBLER__
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#ifdef __linux__
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# include <alpha/regdef.h>
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#else
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# include <regdef.h>
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#endif
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#include <tls.h> /* Defines USE___THREAD. */
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#ifdef IS_IN_rtld
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# include <dl-sysdep.h> /* Defines RTLD_PRIVATE_ERRNO. */
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#endif
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#ifdef __STDC__
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#define __LABEL(x) x##:
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#else
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#define __LABEL(x) x/**/:
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#endif
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#define LEAF(name, framesize) \
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.globl name; \
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.align 3; \
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.ent name, 0; \
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__LABEL(name) \
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.frame sp, framesize, ra
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#define ENTRY(name) \
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.globl name; \
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.align 3; \
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.ent name, 0; \
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__LABEL(name) \
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.frame sp, 0, ra
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/* Mark the end of function SYM. */
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#undef END
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#define END(sym) .end sym
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/* Note that PSEUDO/PSEUDO_END use label number 1996---do not use a
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label of that number between those two macros! */
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#ifdef PROF
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# define PSEUDO_PROLOGUE \
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.frame sp, 0, ra; \
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ldgp gp,0(pv); \
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.set noat; \
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lda AT,_mcount; \
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jsr AT,(AT),_mcount; \
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.set at; \
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.prologue 1
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# define PSEUDO_LOADGP
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#else
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# define PSEUDO_PROLOGUE \
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.frame sp, 0, ra; \
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.prologue 0
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# define PSEUDO_LOADGP \
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br gp, 2f; \
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2: ldgp gp, 0(gp)
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#endif /* PROF */
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#if RTLD_PRIVATE_ERRNO
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# define SYSCALL_ERROR_HANDLER \
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stl v0, errno(gp) !gprel; \
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lda v0, -1; \
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ret
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#else
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# define SYSCALL_ERROR_HANDLER \
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jmp $31, __syscall_error
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#endif /* RTLD_PRIVATE_ERRNO */
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#if defined(PIC) && !RTLD_PRIVATE_ERRNO
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# define PSEUDO(name, syscall_name, args) \
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.globl name; \
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.align 4; \
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.ent name,0; \
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__LABEL(name) \
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PSEUDO_PROLOGUE; \
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lda v0, SYS_ify(syscall_name); \
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call_pal PAL_callsys; \
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bne a3, __syscall_error !samegp; \
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3:
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# undef PSEUDO_END
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# define PSEUDO_END(sym) END(sym)
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#else
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# define PSEUDO(name, syscall_name, args) \
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.globl name; \
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.align 4; \
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.ent name,0; \
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__LABEL(name) \
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lda v0, SYS_ify(syscall_name); \
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call_pal PAL_callsys; \
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bne a3, 1996f; \
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3:
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# undef PSEUDO_END
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# define PSEUDO_END(sym) \
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1996: \
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PSEUDO_LOADGP; \
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SYSCALL_ERROR_HANDLER; \
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END(sym)
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#endif /* PIC && !RTLD_PRIVATE_ERRNO */
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#define r0 v0
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#define r1 a4
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#define MOVE(x,y) mov x,y
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#endif /* ASSEMBLER */
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