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Diffstat (limited to 'contrib/gcc/config/ia64/crtbegin.asm')
| -rw-r--r-- | contrib/gcc/config/ia64/crtbegin.asm | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/contrib/gcc/config/ia64/crtbegin.asm b/contrib/gcc/config/ia64/crtbegin.asm deleted file mode 100644 index e040916b14e0..000000000000 --- a/contrib/gcc/config/ia64/crtbegin.asm +++ /dev/null @@ -1,257 +0,0 @@ -/* Copyright (C) 2000, 2001, 2003, 2005 Free Software Foundation, Inc. - Contributed by Jes Sorensen, <Jes.Sorensen@cern.ch> - - This file is part of GCC. - - GCC is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - GCC 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with GCC; see the file COPYING. If not, write to - the Free Software Foundation, 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. */ - -/* As a special exception, if you link this library with other files, - some of which are compiled with GCC, to produce an executable, - this library does not by itself cause the resulting executable - to be covered by the GNU General Public License. - This exception does not however invalidate any other reasons why - the executable file might be covered by the GNU General Public License. */ - -#include "auto-host.h" - -.section .ctors,"aw","progbits" - .align 8 -__CTOR_LIST__: - data8 -1 - -.section .dtors,"aw","progbits" - .align 8 -__DTOR_LIST__: - data8 -1 - -.section .jcr,"aw","progbits" - .align 8 -__JCR_LIST__: - -.section .sdata - .type dtor_ptr,@object - .size dtor_ptr,8 -dtor_ptr: - data8 @gprel(__DTOR_LIST__ + 8) - - /* A handle for __cxa_finalize to manage c++ local destructors. */ - .global __dso_handle - .type __dso_handle,@object - .size __dso_handle,8 -#ifdef SHARED - .section .data -__dso_handle: - data8 __dso_handle -#else - .section .bss - .align 8 -__dso_handle: - .skip 8 -#endif - .hidden __dso_handle - - -#ifdef HAVE_INITFINI_ARRAY - -.section .fini_array, "a" - data8 @fptr(__do_global_dtors_aux) - -.section .init_array, "a" - data8 @fptr(__do_jv_register_classes) - data8 @fptr(__do_global_ctors_aux) - -#else /* !HAVE_INITFINI_ARRAY */ -/* - * Fragment of the ELF _fini routine that invokes our dtor cleanup. - * - * We make the call by indirection, because in large programs the - * .fini and .init sections are not in range of the destination, and - * we cannot allow the linker to insert a stub at the end of this - * fragment of the _fini function. Further, Itanium does not implement - * the long branch instructions, and we do not wish every program to - * trap to the kernel for emulation. - * - * Note that we require __do_global_dtors_aux to preserve the GP, - * so that the next fragment in .fini gets the right value. - */ -.section .fini,"ax","progbits" - { .mlx - movl r2 = @pcrel(__do_global_dtors_aux - 16) - } - { .mii - mov r3 = ip - ;; - add r2 = r2, r3 - ;; - } - { .mib - nop 0 - mov b6 = r2 - br.call.sptk.many b0 = b6 - } - -/* Likewise for _init. */ - -.section .init,"ax","progbits" - { .mlx - movl r2 = @pcrel(__do_jv_register_classes - 16) - } - { .mii - mov r3 = ip - ;; - add r2 = r2, r3 - ;; - } - { .mib - nop 0 - mov b6 = r2 - br.call.sptk.many b0 = b6 - } -#endif /* !HAVE_INITFINI_ARRAY */ - -.section .text - .align 32 - .proc __do_global_dtors_aux -__do_global_dtors_aux: - .prologue -#ifndef SHARED - .save ar.pfs, r35 - alloc loc3 = ar.pfs, 0, 4, 1, 0 - addl loc0 = @gprel(dtor_ptr), gp - .save rp, loc1 - mov loc1 = rp - .body - - mov loc2 = gp - nop 0 - br.sptk.many .entry -#else - /* - if (__cxa_finalize) - __cxa_finalize(__dso_handle) - */ - .save ar.pfs, r35 - alloc loc3 = ar.pfs, 0, 4, 1, 0 - addl loc0 = @gprel(dtor_ptr), gp - addl r16 = @ltoff(@fptr(__cxa_finalize)), gp - ;; - - ld8 r16 = [r16] - ;; - addl out0 = @ltoff(__dso_handle), gp - cmp.ne p7, p0 = r0, r16 - ;; - - ld8 out0 = [out0] -(p7) ld8 r18 = [r16], 8 - .save rp, loc1 - mov loc1 = rp - .body - ;; - - mov loc2 = gp -(p7) ld8 gp = [r16] -(p7) mov b6 = r18 - - nop 0 - nop 0 -(p7) br.call.sptk.many rp = b6 - ;; - - nop 0 - nop 0 - br.sptk.many .entry -#endif - /* - do { - dtor_ptr++; - (*(dtor_ptr-1)) (); - } while (dtor_ptr); - */ -.loop: - st8 [loc0] = r15 // update dtor_ptr (in memory) - ld8 r17 = [r16], 8 // r17 <- dtor's entry-point - nop 0 - ;; - - ld8 gp = [r16] // gp <- dtor's gp - mov b6 = r17 - br.call.sptk.many rp = b6 - -.entry: ld8 r15 = [loc0] // r15 <- dtor_ptr (gp-relative) - ;; - add r16 = r15, loc2 // r16 <- dtor_ptr (absolute) - adds r15 = 8, r15 - ;; - - ld8 r16 = [r16] // r16 <- pointer to dtor's fdesc - mov rp = loc1 - mov ar.pfs = loc3 - ;; - - cmp.ne p6, p0 = r0, r16 -(p6) br.cond.sptk.few .loop - br.ret.sptk.many rp - .endp __do_global_dtors_aux - - .align 32 - .proc __do_jv_register_classes -__do_jv_register_classes: - .prologue - .save ar.pfs, r33 - alloc loc1 = ar.pfs, 0, 3, 1, 0 - movl out0 = @gprel(__JCR_LIST__) - ;; - - addl r14 = @ltoff(@fptr(_Jv_RegisterClasses)), gp - add out0 = out0, gp - .save rp, loc0 - mov loc0 = rp - .body - ;; - - ld8 r14 = [r14] - ld8 r15 = [out0] - cmp.ne p6, p0 = r0, r0 - ;; - - cmp.eq.or p6, p0 = r0, r14 - cmp.eq.or p6, p0 = r0, r15 -(p6) br.ret.sptk.many rp - - ld8 r15 = [r14], 8 - ;; - nop 0 - mov b6 = r15 - - mov loc2 = gp - ld8 gp = [r14] - br.call.sptk.many rp = b6 - ;; - - mov gp = loc2 - mov rp = loc0 - mov ar.pfs = loc1 - - nop 0 - nop 0 - br.ret.sptk.many rp - .endp __do_jv_register_classes - -#ifdef SHARED -.weak __cxa_finalize -#endif -.weak _Jv_RegisterClasses |