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Annotation of gcc/config/sparcv4.h, revision 1.1.1.1

1.1       root        1: /* Target definitions for GNU compiler for Sparc running System V.4
                      2:    Copyright (C) 1991 Free Software Foundation, Inc.
                      3: 
                      4:    Written by Ron Guilmette ([email protected]).
                      5: 
                      6: This file is part of GNU CC.
                      7: 
                      8: GNU CC is free software; you can redistribute it and/or modify
                      9: it under the terms of the GNU General Public License as published by
                     10: the Free Software Foundation; either version 2, or (at your option)
                     11: any later version.
                     12: 
                     13: GNU CC is distributed in the hope that it will be useful,
                     14: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: GNU General Public License for more details.
                     17: 
                     18: You should have received a copy of the GNU General Public License
                     19: along with GNU CC; see the file COPYING.  If not, write to
                     20: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
                     21: 
                     22: #include "sparc.h"
                     23: #include "svr4.h"
                     24: 
                     25: /* Provide a set of pre-definitions and pre-assertions appropriate for
                     26:    the sparc running svr4.  __svr4__ is our extension.  */
                     27: 
                     28: #define CPP_PREDEFINES \
                     29:   "-Dsparc -Dunix -D__svr4__ -Asystem(unix) -Acpu(sparc) -Amachine(sparc)"
                     30: 
                     31: #define ASM_COMMENT_START "!"
                     32: 
                     33: #undef TYPE_OPERAND_FMT
                     34: #define TYPE_OPERAND_FMT      "#%s"
                     35: 
                     36: /* Define how the sparc registers should be numbered for Dwarf output.
                     37:    The numbering provided here should be compatible with the native
                     38:    svr4 SDB debugger in the sparc/svr4 reference port.  */
                     39: 
                     40: #define DBX_REGISTER_NUMBER(REGNO)                                     \
                     41:   ((REGNO) < 32) ? (REGNO) : ((REGNO) + 8))
                     42: 
                     43: /* A pair of defines for the set of pseudo-ops used to switch to the
                     44:    .ctors and .dtors sections.  Note that on the sparc, all user-defined
                     45:    sections have the "progbits" attribute by default, so we don't even
                     46:    specify it here.  */
                     47: 
                     48: #define CTORS_SECTION_ASM_OP    "\t.section\t.ctors,\"a\""
                     49: #define DTORS_SECTION_ASM_OP    "\t.section\t.dtors,\"a\""

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