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authorAndrew Cagney <cagney@redhat.com>2003-06-03 15:41:12 +0000
committerAndrew Cagney <cagney@redhat.com>2003-06-03 15:41:12 +0000
commit9aab5aa3a012943e4edacebcdf68a0da7835bce8 (patch)
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parentb814bbcbee2441a73e1dabd990f8590862aaf9fe (diff)
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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.
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+; 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
+;)