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2008-11-21 Sterling Augustine <sterling@tensilica.com> 

* xtensa-isa.c (xtensa_state_is_shared_or): New function.

2008-11-21  Sterling Augustine  <sterling@tensilica.com>

        * xtensa-isa-internal.h (XTENSA_STATE_IS_SHARED_OR): New flag.
        * xtensa-isa.h (xtensa_state_is_shared_or): New prototype.

2008-11-21  Sterling Augustine  <sterling@tensilica.com>

        * config/tc-xtensa.c (check_t1_t2_reads_and_writes): Call
        xtensa_state_is_shared_or to allow multiple opcodes within a
        single FLIX bundle to write to these special states.
This commit is contained in:
Sterling Augustine 2008-11-21 22:13:32 +00:00
parent 99abc9526e
commit d6f6f50285
3 changed files with 19 additions and 4 deletions
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5
include/ChangeLog
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@ -1,3 +1,8 @@
2008-11-21 Sterling Augustine <sterling@tensilica.com>
* xtensa-isa-internal.h (XTENSA_STATE_IS_SHARED_OR): New flag.
* xtensa-isa.h (xtensa_state_is_shared_or): New prototype.
2008-11-19 Bob Wilson <bob.wilson@acm.org>
* xtensa-config.h (XCHAL_HAVE_MUL16, XCHAL_HAVE_MUL32, XCHAL_HAVE_DIV32)

6
include/xtensa-isa-internal.h
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@ -1,5 +1,5 @@
/* Internal definitions for configurable Xtensa ISA support.
Copyright 2003, 2004, 2005 Free Software Foundation, Inc.
Copyright 2003, 2004, 2005, 2008 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@ -15,7 +15,8 @@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
USA. */
#ifndef XTENSA_ISA_INTERNAL_H
#define XTENSA_ISA_INTERNAL_H
@ -33,6 +34,7 @@
#define XTENSA_OPCODE_IS_CALL 0x00000008
#define XTENSA_STATE_IS_EXPORTED 0x00000001
#define XTENSA_STATE_IS_SHARED_OR 0x00000002
#define XTENSA_INTERFACE_HAS_SIDE_EFFECT 0x00000001

12
include/xtensa-isa.h
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@ -1,5 +1,5 @@
/* Interface definition for configurable Xtensa ISA support.
Copyright 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
Copyright 2003, 2004, 2005, 2006, 2008 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@ -15,7 +15,8 @@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
USA. */
#ifndef XTENSA_LIBISA_H
#define XTENSA_LIBISA_H
@ -686,6 +687,13 @@ extern int
xtensa_state_is_exported (xtensa_isa isa, xtensa_state st);
/* Check for a "shared_or" state. Returns 0 if the condition is false,
1 if the condition is true, and XTENSA_UNDEFINED on error. */
extern int
xtensa_state_is_shared_or (xtensa_isa isa, xtensa_state st);
/* Sysregs ("special registers" and "user registers"). */