Initial revision

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@196 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 49 insertions, 0 deletions

diff --git a/gcc/config/sparc/sysv4.h b/gcc/config/sparc/sysv4.h
new file mode 100644
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+++ b/gcc/config/sparc/sysv4.h
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+/* Target definitions for GNU compiler for Sparc running System V.4
+   Copyright (C) 1991 Free Software Foundation, Inc.
+
+   Written by Ron Guilmette (rfg@ncd.com).
+
+This file is part of GNU CC.
+
+GNU CC 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.
+
+GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#include "sparc.h"
+#include "svr4.h"
+
+/* Provide a set of pre-definitions and pre-assertions appropriate for
+   the sparc running svr4.  __svr4__ is our extension.  */
+
+#define CPP_PREDEFINES \
+  "-Dsparc -Dunix -D__svr4__ -Asystem(unix) -Acpu(sparc) -Amachine(sparc)"
+
+#define ASM_COMMENT_START "!"
+
+#undef TYPE_OPERAND_FMT
+#define TYPE_OPERAND_FMT      "#%s"
+
+/* Define how the sparc registers should be numbered for Dwarf output.
+   The numbering provided here should be compatible with the native
+   svr4 SDB debugger in the sparc/svr4 reference port.  */
+
+#define DBX_REGISTER_NUMBER(REGNO)					\
+  ((REGNO) < 32) ? (REGNO) : ((REGNO) + 8))
+
+/* A pair of defines for the set of pseudo-ops used to switch to the
+   .ctors and .dtors sections.  Note that on the sparc, all user-defined
+   sections have the "progbits" attribute by default, so we don't even
+   specify it here.  */
+
+#define CTORS_SECTION_ASM_OP    "\t.section\t.ctors,\"a\""
+#define DTORS_SECTION_ASM_OP    "\t.section\t.dtors,\"a\""