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rs6000.h (SUBTARGET_DEFAULT): New macro.

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* rs6000.h (SUBTARGET_DEFAULT): New macro.
	(TARGET_SWITCHES): Allow subtargets to default switches.
	* rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.

From-SVN: r31025
This commit is contained in:
Richard Kenner 1999-12-19 12:45:21 +00:00 committed by Richard Kenner
parent 227d9fb43c
commit 7cfc1daaf8
3 changed files with 17 additions and 4 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* rs6000.h (SUBTARGET_DEFAULT): New macro.
(TARGET_SWITCHES): Allow subtargets to default switches.
* rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
1999-12-18 Mark Mitchell <mark@codesourcery.com>
* crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize

5
gcc/config/rs6000/rs6000.h
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@ -1,5 +1,5 @@
/* Definitions of target machine for GNU compiler, for IBM RS/6000.
Copyright (C) 1992, 93-8, 1999 Free Software Foundation, Inc.
Copyright (C) 1992, 93-98, 1999 Free Software Foundation, Inc.
Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
This file is part of GNU CC.
@ -391,9 +391,10 @@ extern int target_flags;
{"fused-madd", - MASK_NO_FUSED_MADD}, \
{"no-fused-madd", MASK_NO_FUSED_MADD}, \
SUBTARGET_SWITCHES \
{"", TARGET_DEFAULT}}
{"", TARGET_DEFAULT | SUBTARGET_DEFAULT}}
#define TARGET_DEFAULT (MASK_POWER | MASK_MULTIPLE | MASK_STRING)
#define SUBTARGET_DEFAULT 0
/* Processor type. Order must match cpu attribute in MD file. */
enum processor_type

10
gcc/config/rs6000/vxppc.h
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@ -1,5 +1,5 @@
/* Definitions of target machine for GNU compiler. Vxworks PowerPC version.
Copyright (C) 1996 Free Software Foundation, Inc.
Copyright (C) 1996, 1999 Free Software Foundation, Inc.
This file is part of GNU CC.
@ -18,7 +18,8 @@ along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* This file just exists to give specs for the PowerPC running on VxWorks. */
/* This file primarily exists to give specs for the PowerPC running on
VxWorks. */
#include "rs6000/sysv4.h"
@ -71,3 +72,8 @@ Boston, MA 02111-1307, USA. */
/* We use stabs-in-elf for debugging */
#undef PREFERRED_DEBUGGING_TYPE
#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
/* VxWorks normally doesn't have an unaligned handler, so make -mstrict-align
the default. */
#undef SUBTARGET_DEFAULT
#define SUBTARGET_DEFAULT MASK_STRICT_ALIGN