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On Mon, Jun 12, 2000 at 03:09:42PM +0900, kaz Kojima wrote: > H . J . Lu writes: > >> * csu/Makefile: Add new variable crts-predefined whose non-zero > >> value means to generate crt[in].o from system dependent predefined > >> crt[in].S instead of initfini.c. > > > > I don't like it. IA-64 also has its own crt[in].o. Could you please > > take a look at how we did it and copy it to SH? > > ok. Can you please tell me where should I see? > Ooops. That file hasn't been checked in yet. I created it for the current ia64 glibc port. It should be sysdeps/ia64/elf/initfini.c. That is all we need. You can put your SH specific initfini.c in some directory specific to SH. H.J. ---- /* Special .init and .fini section support for ia64. Copyright (C) 2000 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 Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. In addition to the permissions in the GNU Library General Public License, the Free Software Foundation gives you unlimited permission to link the compiled version of this file with other programs, and to distribute those programs without any restriction coming from the use of this file. (The Library General Public License restrictions do apply in other respects; for example, they cover modification of the file, and distribution when not linked into another program.) 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* This file is compiled into assembly code which is then munged by a sed script into two files: crti.s and crtn.s. * crti.s puts a function prologue at the beginning of the .init and .fini sections and defines global symbols for those addresses, so they can be called as functions. * crtn.s puts the corresponding function epilogues in the .init and .fini sections. */ __asm__ (" #include \"defs.h\" /*@HEADER_ENDS*/ /*@TESTS_BEGIN*/ .text .align 16 .global dummy# .proc dummy# dummy: alloc r35 = ar.pfs, 1, 3, 0, 0 mov r33 = r12 mov r34 = b0 adds r12 = -16, r12 cmp.eq p6, p7 = 0, r32 (p6) br.cond.dptk .L3 adds r14 = 8, r32 ld8 r15 = [r32] ;; mov b6 = r15 ld8 r1 = [r14] ;; br.call.sptk.many b0 = b6 ;; .L3: mov r12 = r33 ;; mov ar.pfs = r35 mov b0 = r34 br.ret.sptk.many b0 .endp dummy# /*@TESTS_END*/ /*@_init_PROLOG_BEGINS*/ .section .init .align 16 .global _init# .proc _init# _init: alloc r34 = ar.pfs, 0, 3, 0, 0 mov r32 = r12 mov r33 = b0 adds r12 = -16, r12 addl r14 = @ltoff(@fptr(__gmon_start__#)), gp ;; ld8 r15 = [r14] ;; cmp.eq p6, p7 = 0, r15 (p6) br.cond.dptk .L5 // we could use r35 to save gp, but we use the stack since that's what all the // other init routines will do --davidm 00/04/05 st8 [r12] = gp, -16 br.call.sptk.many b0 = __gmon_start__# ;; adds r12 = 16, r12 ;; ld8 gp = [r12] ;; .L5: .align 16 .endp _init# /*@_init_PROLOG_ENDS*/ /*@_init_EPILOG_BEGINS*/ .section .init .regstk 0,2,0,0 mov r12 = r32 mov ar.pfs = r34 mov b0 = r33 br.ret.sptk.many b0 .endp _init# /*@_init_EPILOG_ENDS*/ /*@_fini_PROLOG_BEGINS*/ .section .fini .align 16 .global _fini# .proc _fini# _fini: alloc r34 = ar.pfs, 0, 3, 0, 0 mov r32 = r12 mov r33 = b0 adds r12 = -16, r12 ;; .align 16 .endp _fini# /*@_fini_PROLOG_ENDS*/ br.call.sptk.many b0 = i_am_not_a_leaf# ;; ;; /*@_fini_EPILOG_BEGINS*/ .section .fini mov r12 = r32 mov ar.pfs = r34 mov b0 = r33 br.ret.sptk.many b0 .endp _fini# /*@_fini_EPILOG_ENDS*/ /*@TRAILER_BEGINS*/ .weak __gmon_start__# ");
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