2003-06-03 Andrew Cagney <cagney@redhat.com>

	Contributed by Red Hat.
	* frv.cpu: New file.  Written by Dave Brolley, Catherine Moore,
	and Eric Christopher.
	* frv.opc: New file.  Written by Catherine Moore, and Dave
	Brolley.
	* simplify.inc: New file.  Written by Doug Evans.

1 files changed, 215 insertions, 0 deletions

diff --git a/cpu/simplify.inc b/cpu/simplify.inc
new file mode 100644
index 0000000000..12b05b7981
--- /dev/null
+++ b/cpu/simplify.inc
@@ -0,0 +1,215 @@
+; Collection of macros, for GNU Binutils .cpu files. -*- Scheme -*-
+;
+; Copyright 2000 Free Software Foundation, Inc.
+;
+; Contributed by Red Hat Inc.
+;
+; This file is part of the GNU Binutils.
+;
+; This program 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 of the License, or
+; (at your option) any later version.
+;
+; This program 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 this program; if not, write to the Free Software
+; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+; Enums.
+
+; Define a normal enum without using name/value pairs.
+; This is currently the same as define-full-enum but it needn't remain
+; that way (it's define-full-enum that would change).
+
+(define-pmacro (define-normal-enum name comment attrs prefix vals)
+  "\
+Define a normal enum, fixed number of arguments.
+"
+  (define-full-enum name comment attrs prefix vals)
+)
+
+; Define a normal insn enum.
+
+(define-pmacro (define-normal-insn-enum name comment attrs prefix fld vals)
+  "\
+Define a normal instruction opcode enum.
+"
+  (define-full-insn-enum name comment attrs prefix fld vals)
+)
+
+; Instruction fields.
+
+; Normally, fields are unsigned have no encode/decode needs.
+
+(define-pmacro (define-normal-ifield name comment attrs start length)
+  "Define a normal instruction field.\n"
+  (define-full-ifield name comment attrs start length UINT #f #f)
+)
+
+; For those who don't like typing.
+
+(define-pmacro df
+  "Shorthand form of define-full-ifield.\n"
+  define-full-ifield
+)
+(define-pmacro dnf
+  "Shorthand form of define-normal-ifield.\n"
+  define-normal-ifield
+)
+
+; Define a normal multi-ifield.
+; FIXME: The define-normal version for ifields doesn't include the mode.
+
+(define-pmacro (define-normal-multi-ifield name comment attrs
+		 mode subflds insert extract)
+  "Define a normal multi-part instruction field.\n"
+  (define-full-multi-ifield name comment attrs mode subflds insert extract)
+)
+
+; For those who don't like typing.
+
+(define-pmacro dnmf
+  "Shorthand form of define-normal-multi-ifield.\n"
+  define-normal-multi-ifield
+)
+
+; Simple multi-ifields: mode is UINT, default insert/extract support.
+
+(define-pmacro (dsmf name comment attrs subflds)
+  "Define a simple multi-part instruction field.\n"
+  (define-full-multi-ifield name comment attrs UINT subflds #f #f)
+)
+
+; Hardware.
+
+; Simpler version for most hardware elements.
+; Allow special assembler support specification but no semantic-name or
+; get/set specs.
+
+(define-pmacro (define-normal-hardware name comment attrs type
+		 indices values handlers)
+  "\
+Define a normal hardware element.
+"
+  (define-full-hardware name comment attrs name type
+    indices values handlers () () ())
+)
+
+; For those who don't like typing.
+
+(define-pmacro dnh
+  "Shorthand form of define-normal-hardware.\n"
+  define-normal-hardware
+)
+
+; Simpler version of dnh that leaves out the indices, values, handlers,
+; get, set, and layout specs.
+; This is useful for 1 bit registers.
+; ??? While dsh and dnh aren't that distinguishable when perusing a .cpu file,
+; they both take a fixed number of positional arguments, and dsh is a proper
+; subset of dnh with all arguments in the same positions, so methinks things
+; are ok.
+
+(define-pmacro (define-simple-hardware name comment attrs type)
+  "\
+Define a simple hardware element (usually a scalar register).
+"
+  (define-full-hardware name comment attrs name type () () () () () ())
+)
+
+(define-pmacro dsh
+  "Shorthand form of define-simple-hardware.\n"
+  define-simple-hardware
+)
+
+; Operands.
+
+(define-pmacro (define-normal-operand name comment attrs type index)
+  "Define a normal operand.\n"
+  (define-full-operand name comment attrs type DFLT index () () ())
+)
+
+; For those who don't like typing.
+; FIXME: dno?
+
+(define-pmacro dnop
+  "Shorthand form of define-normal-operand.\n"
+  define-normal-operand
+)
+
+(define-pmacro (dndo x-name x-mode x-args
+		     x-syntax x-base-ifield x-encoding x-ifield-assertion
+		     x-getter x-setter)
+  "Define a normal derived operand."
+  (define-derived-operand
+    (name x-name)
+    (mode x-mode)
+    (args x-args)
+    (syntax x-syntax)
+    (base-ifield x-base-ifield)
+    (encoding x-encoding)
+    (ifield-assertion x-ifield-assertion)
+    (getter x-getter)
+    (setter x-setter)
+    )
+)
+
+; Instructions.
+
+; Define an instruction object, normal version.
+; At present all fields must be specified.
+; Fields ifield-assertion is absent.
+
+(define-pmacro (define-normal-insn name comment attrs syntax fmt semantics timing)
+  "Define a normal instruction.\n"
+  (define-full-insn name comment attrs syntax fmt () semantics timing)
+)
+
+; To reduce the amount of typing.
+; Note that this is the same name as the D'ni in MYST.  Oooohhhh.....
+; this must be the right way to go. :-)
+
+(define-pmacro dni
+  "Shorthand form of define-normal-insn.\n"
+  define-normal-insn
+)
+
+; Macro instructions.
+
+; Define a macro-insn object, normal version.
+; This only supports expanding to one real insn.
+
+(define-pmacro (define-normal-macro-insn name comment attrs syntax expansion)
+  "Define a normal macro instruction.\n"
+  (define-full-minsn name comment attrs syntax expansion)
+)
+
+; To reduce the amount of typing.
+
+(define-pmacro dnmi
+  "Shorthand form of define-normal-macro-insn.\n"
+  define-normal-macro-insn
+)
+
+; Modes.
+; ??? Not currently available for use.
+;
+; Define Normal Mode
+;
+;(define-pmacro (define-normal-mode name comment attrs bits bytes
+;		 non-mode-c-type printf-type sem-mode ptr-to host?)
+;  "Define a normal mode.\n"
+;  (define-full-mode name comment attrs bits bytes
+;    non-mode-c-type printf-type sem-mode ptr-to host?)
+;)
+;
+; For those who don't like typing.
+;(define-pmacro dnm
+;  "Shorthand form of define-normal-mode.\n"
+;  define-normal-mode
+;)